Merge branch 'i2c/for-current' of git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux
Pull i2c fixes from Wolfram Sang:
"This is a bit larger than usual at rc4 time. The reason is due to
Lee's work of fixing newly reported build warnings.
The rest is fixes as usual"
* 'i2c/for-current' of git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux: (22 commits)
MAINTAINERS: adjust to removing i2c designware platform data
i2c: s3c2410: fix possible NULL pointer deref on read message after write
i2c: mediatek: Disable i2c start_en and clear intr_stat brfore reset
i2c: i801: Don't generate an interrupt on bus reset
i2c: mpc: implement erratum A-004447 workaround
powerpc/fsl: set fsl,i2c-erratum-a004447 flag for P1010 i2c controllers
powerpc/fsl: set fsl,i2c-erratum-a004447 flag for P2041 i2c controllers
dt-bindings: i2c: mpc: Add fsl,i2c-erratum-a004447 flag
i2c: busses: i2c-stm32f4: Remove incorrectly placed ' ' from function name
i2c: busses: i2c-st: Fix copy/paste function misnaming issues
i2c: busses: i2c-pnx: Provide descriptions for 'alg_data' data structure
i2c: busses: i2c-ocores: Place the expected function names into the documentation headers
i2c: busses: i2c-eg20t: Fix 'bad line' issue and provide description for 'msgs' param
i2c: busses: i2c-designware-master: Fix misnaming of 'i2c_dw_init_master()'
i2c: busses: i2c-cadence: Fix incorrectly documented 'enum cdns_i2c_slave_mode'
i2c: busses: i2c-ali1563: File headers are not good candidates for kernel-doc
i2c: muxes: i2c-arb-gpio-challenge: Demote non-conformant kernel-doc headers
i2c: busses: i2c-nomadik: Fix formatting issue pertaining to 'timeout'
i2c: sh_mobile: Use new clock calculation formulas for RZ/G2E
i2c: I2C_HISI should depend on ACPI
...
diff --git a/Documentation/admin-guide/sysctl/kernel.rst b/Documentation/admin-guide/sysctl/kernel.rst
index 7ca8df5..68b2139 100644
--- a/Documentation/admin-guide/sysctl/kernel.rst
+++ b/Documentation/admin-guide/sysctl/kernel.rst
@@ -1458,11 +1458,22 @@
=========================
Writing 1 to this entry will disable unprivileged calls to ``bpf()``;
-once disabled, calling ``bpf()`` without ``CAP_SYS_ADMIN`` will return
-``-EPERM``.
+once disabled, calling ``bpf()`` without ``CAP_SYS_ADMIN`` or ``CAP_BPF``
+will return ``-EPERM``. Once set to 1, this can't be cleared from the
+running kernel anymore.
-Once set, this can't be cleared.
+Writing 2 to this entry will also disable unprivileged calls to ``bpf()``,
+however, an admin can still change this setting later on, if needed, by
+writing 0 or 1 to this entry.
+If ``BPF_UNPRIV_DEFAULT_OFF`` is enabled in the kernel config, then this
+entry will default to 2 instead of 0.
+
+= =============================================================
+0 Unprivileged calls to ``bpf()`` are enabled
+1 Unprivileged calls to ``bpf()`` are disabled without recovery
+2 Unprivileged calls to ``bpf()`` are disabled
+= =============================================================
watchdog
========
diff --git a/Documentation/devicetree/bindings/net/renesas,ether.yaml b/Documentation/devicetree/bindings/net/renesas,ether.yaml
index 8ce5ed8..c101a1e 100644
--- a/Documentation/devicetree/bindings/net/renesas,ether.yaml
+++ b/Documentation/devicetree/bindings/net/renesas,ether.yaml
@@ -10,7 +10,7 @@
- $ref: ethernet-controller.yaml#
maintainers:
- - Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
+ - Sergei Shtylyov <sergei.shtylyov@gmail.com>
properties:
compatible:
diff --git a/Documentation/devicetree/bindings/spi/spi-mux.yaml b/Documentation/devicetree/bindings/spi/spi-mux.yaml
index d09c635..51c7622 100644
--- a/Documentation/devicetree/bindings/spi/spi-mux.yaml
+++ b/Documentation/devicetree/bindings/spi/spi-mux.yaml
@@ -72,7 +72,7 @@
mux-controls = <&mux>;
- spi-flash@0 {
+ flash@0 {
compatible = "jedec,spi-nor";
reg = <0>;
spi-max-frequency = <40000000>;
diff --git a/Documentation/driver-api/usb/usb.rst b/Documentation/driver-api/usb/usb.rst
index 820e867..2c94ff2 100644
--- a/Documentation/driver-api/usb/usb.rst
+++ b/Documentation/driver-api/usb/usb.rst
@@ -123,6 +123,8 @@
In addition, some functions useful for creating debugging output are
defined in ``drivers/usb/common/debug.c``.
+.. _usb_header:
+
Host-Side Data Types and Macros
===============================
diff --git a/Documentation/userspace-api/seccomp_filter.rst b/Documentation/userspace-api/seccomp_filter.rst
index bd91652..6efb41c 100644
--- a/Documentation/userspace-api/seccomp_filter.rst
+++ b/Documentation/userspace-api/seccomp_filter.rst
@@ -250,14 +250,14 @@
seccomp notification fd to receive a ``struct seccomp_notif``, which contains
five members: the input length of the structure, a unique-per-filter ``id``,
the ``pid`` of the task which triggered this request (which may be 0 if the
-task is in a pid ns not visible from the listener's pid namespace), a ``flags``
-member which for now only has ``SECCOMP_NOTIF_FLAG_SIGNALED``, representing
-whether or not the notification is a result of a non-fatal signal, and the
-``data`` passed to seccomp. Userspace can then make a decision based on this
-information about what to do, and ``ioctl(SECCOMP_IOCTL_NOTIF_SEND)`` a
-response, indicating what should be returned to userspace. The ``id`` member of
-``struct seccomp_notif_resp`` should be the same ``id`` as in ``struct
-seccomp_notif``.
+task is in a pid ns not visible from the listener's pid namespace). The
+notification also contains the ``data`` passed to seccomp, and a filters flag.
+The structure should be zeroed out prior to calling the ioctl.
+
+Userspace can then make a decision based on this information about what to do,
+and ``ioctl(SECCOMP_IOCTL_NOTIF_SEND)`` a response, indicating what should be
+returned to userspace. The ``id`` member of ``struct seccomp_notif_resp`` should
+be the same ``id`` as in ``struct seccomp_notif``.
It is worth noting that ``struct seccomp_data`` contains the values of register
arguments to the syscall, but does not contain pointers to memory. The task's
diff --git a/Documentation/virt/kvm/vcpu-requests.rst b/Documentation/virt/kvm/vcpu-requests.rst
index 5feb370..af1b374 100644
--- a/Documentation/virt/kvm/vcpu-requests.rst
+++ b/Documentation/virt/kvm/vcpu-requests.rst
@@ -118,10 +118,12 @@
necessary to inform each VCPU to completely refresh the tables. This
request is used for that.
-KVM_REQ_PENDING_TIMER
+KVM_REQ_UNBLOCK
- This request may be made from a timer handler run on the host on behalf
- of a VCPU. It informs the VCPU thread to inject a timer interrupt.
+ This request informs the vCPU to exit kvm_vcpu_block. It is used for
+ example from timer handlers that run on the host on behalf of a vCPU,
+ or in order to update the interrupt routing and ensure that assigned
+ devices will wake up the vCPU.
KVM_REQ_UNHALT
diff --git a/MAINTAINERS b/MAINTAINERS
index e686cf6..503fd21 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -4138,6 +4138,14 @@
F: Documentation/devicetree/bindings/arm/cavium-thunder2.txt
F: arch/arm64/boot/dts/cavium/thunder2-99xx*
+CBS/ETF/TAPRIO QDISCS
+M: Vinicius Costa Gomes <vinicius.gomes@intel.com>
+S: Maintained
+L: netdev@vger.kernel.org
+F: net/sched/sch_cbs.c
+F: net/sched/sch_etf.c
+F: net/sched/sch_taprio.c
+
CC2520 IEEE-802.15.4 RADIO DRIVER
M: Varka Bhadram <varkabhadram@gmail.com>
L: linux-wpan@vger.kernel.org
@@ -5569,7 +5577,6 @@
DPAA2 ETHERNET DRIVER
M: Ioana Ciornei <ioana.ciornei@nxp.com>
-M: Ioana Radulescu <ruxandra.radulescu@nxp.com>
L: netdev@vger.kernel.org
S: Maintained
F: Documentation/networking/device_drivers/ethernet/freescale/dpaa2/ethernet-driver.rst
@@ -12681,9 +12688,9 @@
F: include/linux/mfd/ntxec.h
NETRONOME ETHERNET DRIVERS
-M: Simon Horman <simon.horman@netronome.com>
+M: Simon Horman <simon.horman@corigine.com>
R: Jakub Kicinski <kuba@kernel.org>
-L: oss-drivers@netronome.com
+L: oss-drivers@corigine.com
S: Maintained
F: drivers/net/ethernet/netronome/
@@ -12710,7 +12717,6 @@
M: Jakub Kicinski <kuba@kernel.org>
L: netdev@vger.kernel.org
S: Maintained
-W: http://www.linuxfoundation.org/en/Net
Q: https://patchwork.kernel.org/project/netdevbpf/list/
T: git git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net.git
T: git git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next.git
@@ -12755,7 +12761,6 @@
M: Jakub Kicinski <kuba@kernel.org>
L: netdev@vger.kernel.org
S: Maintained
-W: http://www.linuxfoundation.org/en/Net
Q: https://patchwork.kernel.org/project/netdevbpf/list/
B: mailto:netdev@vger.kernel.org
T: git git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net.git
@@ -12897,8 +12902,10 @@
F: net/ipv4/nexthop.c
NFC SUBSYSTEM
+M: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
+L: linux-nfc@lists.01.org (moderated for non-subscribers)
L: netdev@vger.kernel.org
-S: Orphan
+S: Maintained
F: Documentation/devicetree/bindings/net/nfc/
F: drivers/nfc/
F: include/linux/platform_data/nfcmrvl.h
@@ -13206,7 +13213,6 @@
F: sound/soc/codecs/tfa9879*
NXP-NCI NFC DRIVER
-M: Clément Perrochaud <clement.perrochaud@effinnov.com>
R: Charles Gorand <charles.gorand@effinnov.com>
L: linux-nfc@lists.01.org (moderated for non-subscribers)
S: Supported
@@ -14318,10 +14324,12 @@
M: Dennis Zhou <dennis@kernel.org>
M: Tejun Heo <tj@kernel.org>
M: Christoph Lameter <cl@linux.com>
+L: linux-mm@kvack.org
S: Maintained
T: git git://git.kernel.org/pub/scm/linux/kernel/git/dennis/percpu.git
F: arch/*/include/asm/percpu.h
F: include/linux/percpu*.h
+F: lib/percpu*.c
F: mm/percpu*.c
PER-TASK DELAY ACCOUNTING
@@ -15945,6 +15953,7 @@
M: Julian Wiedmann <jwi@linux.ibm.com>
M: Karsten Graul <kgraul@linux.ibm.com>
L: linux-s390@vger.kernel.org
+L: netdev@vger.kernel.org
S: Supported
W: http://www.ibm.com/developerworks/linux/linux390/
F: drivers/s390/net/*iucv*
@@ -15955,6 +15964,7 @@
M: Julian Wiedmann <jwi@linux.ibm.com>
M: Karsten Graul <kgraul@linux.ibm.com>
L: linux-s390@vger.kernel.org
+L: netdev@vger.kernel.org
S: Supported
W: http://www.ibm.com/developerworks/linux/linux390/
F: drivers/s390/net/
@@ -17304,6 +17314,12 @@
S: Maintained
F: drivers/i2c/busses/i2c-stm32*
+ST STM32 SPI DRIVER
+M: Alain Volmat <alain.volmat@foss.st.com>
+L: linux-spi@vger.kernel.org
+S: Maintained
+F: drivers/spi/spi-stm32.c
+
ST STPDDC60 DRIVER
M: Daniel Nilsson <daniel.nilsson@flex.com>
L: linux-hwmon@vger.kernel.org
@@ -19997,6 +20013,7 @@
F: drivers/xen/*swiotlb*
XFS FILESYSTEM
+C: irc://irc.oftc.net/xfs
M: Darrick J. Wong <djwong@kernel.org>
M: linux-xfs@vger.kernel.org
L: linux-xfs@vger.kernel.org
diff --git a/Makefile b/Makefile
index e446835..82ef373 100644
--- a/Makefile
+++ b/Makefile
@@ -928,6 +928,11 @@
# Limit inlining across translation units to reduce binary size
KBUILD_LDFLAGS += -mllvm -import-instr-limit=5
+
+# Check for frame size exceeding threshold during prolog/epilog insertion.
+ifneq ($(CONFIG_FRAME_WARN),0)
+KBUILD_LDFLAGS += -plugin-opt=-warn-stack-size=$(CONFIG_FRAME_WARN)
+endif
endif
ifdef CONFIG_LTO
diff --git a/arch/arm64/Kbuild b/arch/arm64/Kbuild
index d646582..7b393cf 100644
--- a/arch/arm64/Kbuild
+++ b/arch/arm64/Kbuild
@@ -1,6 +1,5 @@
# SPDX-License-Identifier: GPL-2.0-only
-obj-y += kernel/ mm/
-obj-$(CONFIG_NET) += net/
+obj-y += kernel/ mm/ net/
obj-$(CONFIG_KVM) += kvm/
obj-$(CONFIG_XEN) += xen/
obj-$(CONFIG_CRYPTO) += crypto/
diff --git a/arch/arm64/include/asm/barrier.h b/arch/arm64/include/asm/barrier.h
index 2175ec0..451e11e 100644
--- a/arch/arm64/include/asm/barrier.h
+++ b/arch/arm64/include/asm/barrier.h
@@ -74,7 +74,7 @@ static inline unsigned long array_index_mask_nospec(unsigned long idx,
* This insanity brought to you by speculative system register reads,
* out-of-order memory accesses, sequence locks and Thomas Gleixner.
*
- * http://lists.infradead.org/pipermail/linux-arm-kernel/2019-February/631195.html
+ * https://lore.kernel.org/r/alpine.DEB.2.21.1902081950260.1662@nanos.tec.linutronix.de/
*/
#define arch_counter_enforce_ordering(val) do { \
u64 tmp, _val = (val); \
diff --git a/arch/arm64/include/asm/kvm_asm.h b/arch/arm64/include/asm/kvm_asm.h
index cf8df03..5e9b33c 100644
--- a/arch/arm64/include/asm/kvm_asm.h
+++ b/arch/arm64/include/asm/kvm_asm.h
@@ -63,6 +63,7 @@
#define __KVM_HOST_SMCCC_FUNC___pkvm_cpu_set_vector 18
#define __KVM_HOST_SMCCC_FUNC___pkvm_prot_finalize 19
#define __KVM_HOST_SMCCC_FUNC___pkvm_mark_hyp 20
+#define __KVM_HOST_SMCCC_FUNC___kvm_adjust_pc 21
#ifndef __ASSEMBLY__
@@ -201,6 +202,8 @@ extern void __kvm_timer_set_cntvoff(u64 cntvoff);
extern int __kvm_vcpu_run(struct kvm_vcpu *vcpu);
+extern void __kvm_adjust_pc(struct kvm_vcpu *vcpu);
+
extern u64 __vgic_v3_get_gic_config(void);
extern u64 __vgic_v3_read_vmcr(void);
extern void __vgic_v3_write_vmcr(u32 vmcr);
diff --git a/arch/arm64/include/asm/kvm_emulate.h b/arch/arm64/include/asm/kvm_emulate.h
index f612c09..01b9857 100644
--- a/arch/arm64/include/asm/kvm_emulate.h
+++ b/arch/arm64/include/asm/kvm_emulate.h
@@ -463,4 +463,9 @@ static __always_inline void kvm_incr_pc(struct kvm_vcpu *vcpu)
vcpu->arch.flags |= KVM_ARM64_INCREMENT_PC;
}
+static inline bool vcpu_has_feature(struct kvm_vcpu *vcpu, int feature)
+{
+ return test_bit(feature, vcpu->arch.features);
+}
+
#endif /* __ARM64_KVM_EMULATE_H__ */
diff --git a/arch/arm64/kvm/arm.c b/arch/arm64/kvm/arm.c
index 1cb39c0..e720148 100644
--- a/arch/arm64/kvm/arm.c
+++ b/arch/arm64/kvm/arm.c
@@ -720,11 +720,13 @@ int kvm_arch_vcpu_ioctl_run(struct kvm_vcpu *vcpu)
return ret;
}
- if (run->immediate_exit)
- return -EINTR;
-
vcpu_load(vcpu);
+ if (run->immediate_exit) {
+ ret = -EINTR;
+ goto out;
+ }
+
kvm_sigset_activate(vcpu);
ret = 1;
@@ -897,6 +899,18 @@ int kvm_arch_vcpu_ioctl_run(struct kvm_vcpu *vcpu)
kvm_sigset_deactivate(vcpu);
+out:
+ /*
+ * In the unlikely event that we are returning to userspace
+ * with pending exceptions or PC adjustment, commit these
+ * adjustments in order to give userspace a consistent view of
+ * the vcpu state. Note that this relies on __kvm_adjust_pc()
+ * being preempt-safe on VHE.
+ */
+ if (unlikely(vcpu->arch.flags & (KVM_ARM64_PENDING_EXCEPTION |
+ KVM_ARM64_INCREMENT_PC)))
+ kvm_call_hyp(__kvm_adjust_pc, vcpu);
+
vcpu_put(vcpu);
return ret;
}
diff --git a/arch/arm64/kvm/hyp/exception.c b/arch/arm64/kvm/hyp/exception.c
index 7362909..11541b9 100644
--- a/arch/arm64/kvm/hyp/exception.c
+++ b/arch/arm64/kvm/hyp/exception.c
@@ -296,7 +296,7 @@ static void enter_exception32(struct kvm_vcpu *vcpu, u32 mode, u32 vect_offset)
*vcpu_pc(vcpu) = vect_offset;
}
-void kvm_inject_exception(struct kvm_vcpu *vcpu)
+static void kvm_inject_exception(struct kvm_vcpu *vcpu)
{
if (vcpu_el1_is_32bit(vcpu)) {
switch (vcpu->arch.flags & KVM_ARM64_EXCEPT_MASK) {
@@ -329,3 +329,19 @@ void kvm_inject_exception(struct kvm_vcpu *vcpu)
}
}
}
+
+/*
+ * Adjust the guest PC (and potentially exception state) depending on
+ * flags provided by the emulation code.
+ */
+void __kvm_adjust_pc(struct kvm_vcpu *vcpu)
+{
+ if (vcpu->arch.flags & KVM_ARM64_PENDING_EXCEPTION) {
+ kvm_inject_exception(vcpu);
+ vcpu->arch.flags &= ~(KVM_ARM64_PENDING_EXCEPTION |
+ KVM_ARM64_EXCEPT_MASK);
+ } else if (vcpu->arch.flags & KVM_ARM64_INCREMENT_PC) {
+ kvm_skip_instr(vcpu);
+ vcpu->arch.flags &= ~KVM_ARM64_INCREMENT_PC;
+ }
+}
diff --git a/arch/arm64/kvm/hyp/include/hyp/adjust_pc.h b/arch/arm64/kvm/hyp/include/hyp/adjust_pc.h
index 6171635..4fdfeab 100644
--- a/arch/arm64/kvm/hyp/include/hyp/adjust_pc.h
+++ b/arch/arm64/kvm/hyp/include/hyp/adjust_pc.h
@@ -13,8 +13,6 @@
#include <asm/kvm_emulate.h>
#include <asm/kvm_host.h>
-void kvm_inject_exception(struct kvm_vcpu *vcpu);
-
static inline void kvm_skip_instr(struct kvm_vcpu *vcpu)
{
if (vcpu_mode_is_32bit(vcpu)) {
@@ -44,22 +42,6 @@ static inline void __kvm_skip_instr(struct kvm_vcpu *vcpu)
}
/*
- * Adjust the guest PC on entry, depending on flags provided by EL1
- * for the purpose of emulation (MMIO, sysreg) or exception injection.
- */
-static inline void __adjust_pc(struct kvm_vcpu *vcpu)
-{
- if (vcpu->arch.flags & KVM_ARM64_PENDING_EXCEPTION) {
- kvm_inject_exception(vcpu);
- vcpu->arch.flags &= ~(KVM_ARM64_PENDING_EXCEPTION |
- KVM_ARM64_EXCEPT_MASK);
- } else if (vcpu->arch.flags & KVM_ARM64_INCREMENT_PC) {
- kvm_skip_instr(vcpu);
- vcpu->arch.flags &= ~KVM_ARM64_INCREMENT_PC;
- }
-}
-
-/*
* Skip an instruction while host sysregs are live.
* Assumes host is always 64-bit.
*/
diff --git a/arch/arm64/kvm/hyp/nvhe/hyp-main.c b/arch/arm64/kvm/hyp/nvhe/hyp-main.c
index f36420a..1632f00 100644
--- a/arch/arm64/kvm/hyp/nvhe/hyp-main.c
+++ b/arch/arm64/kvm/hyp/nvhe/hyp-main.c
@@ -28,6 +28,13 @@ static void handle___kvm_vcpu_run(struct kvm_cpu_context *host_ctxt)
cpu_reg(host_ctxt, 1) = __kvm_vcpu_run(kern_hyp_va(vcpu));
}
+static void handle___kvm_adjust_pc(struct kvm_cpu_context *host_ctxt)
+{
+ DECLARE_REG(struct kvm_vcpu *, vcpu, host_ctxt, 1);
+
+ __kvm_adjust_pc(kern_hyp_va(vcpu));
+}
+
static void handle___kvm_flush_vm_context(struct kvm_cpu_context *host_ctxt)
{
__kvm_flush_vm_context();
@@ -170,6 +177,7 @@ typedef void (*hcall_t)(struct kvm_cpu_context *);
static const hcall_t host_hcall[] = {
HANDLE_FUNC(__kvm_vcpu_run),
+ HANDLE_FUNC(__kvm_adjust_pc),
HANDLE_FUNC(__kvm_flush_vm_context),
HANDLE_FUNC(__kvm_tlb_flush_vmid_ipa),
HANDLE_FUNC(__kvm_tlb_flush_vmid),
diff --git a/arch/arm64/kvm/hyp/nvhe/mem_protect.c b/arch/arm64/kvm/hyp/nvhe/mem_protect.c
index e342f7f..4b60c00 100644
--- a/arch/arm64/kvm/hyp/nvhe/mem_protect.c
+++ b/arch/arm64/kvm/hyp/nvhe/mem_protect.c
@@ -23,8 +23,8 @@
extern unsigned long hyp_nr_cpus;
struct host_kvm host_kvm;
-struct hyp_pool host_s2_mem;
-struct hyp_pool host_s2_dev;
+static struct hyp_pool host_s2_mem;
+static struct hyp_pool host_s2_dev;
/*
* Copies of the host's CPU features registers holding sanitized values.
diff --git a/arch/arm64/kvm/hyp/nvhe/setup.c b/arch/arm64/kvm/hyp/nvhe/setup.c
index 7488f53..a3d3a27 100644
--- a/arch/arm64/kvm/hyp/nvhe/setup.c
+++ b/arch/arm64/kvm/hyp/nvhe/setup.c
@@ -17,7 +17,6 @@
#include <nvhe/trap_handler.h>
struct hyp_pool hpool;
-struct kvm_pgtable_mm_ops pkvm_pgtable_mm_ops;
unsigned long hyp_nr_cpus;
#define hyp_percpu_size ((unsigned long)__per_cpu_end - \
@@ -27,6 +26,7 @@ static void *vmemmap_base;
static void *hyp_pgt_base;
static void *host_s2_mem_pgt_base;
static void *host_s2_dev_pgt_base;
+static struct kvm_pgtable_mm_ops pkvm_pgtable_mm_ops;
static int divide_memory_pool(void *virt, unsigned long size)
{
diff --git a/arch/arm64/kvm/hyp/nvhe/switch.c b/arch/arm64/kvm/hyp/nvhe/switch.c
index e9f6ea7..f7af968 100644
--- a/arch/arm64/kvm/hyp/nvhe/switch.c
+++ b/arch/arm64/kvm/hyp/nvhe/switch.c
@@ -4,7 +4,6 @@
* Author: Marc Zyngier <marc.zyngier@arm.com>
*/
-#include <hyp/adjust_pc.h>
#include <hyp/switch.h>
#include <hyp/sysreg-sr.h>
@@ -201,7 +200,7 @@ int __kvm_vcpu_run(struct kvm_vcpu *vcpu)
*/
__debug_save_host_buffers_nvhe(vcpu);
- __adjust_pc(vcpu);
+ __kvm_adjust_pc(vcpu);
/*
* We must restore the 32-bit state before the sysregs, thanks
diff --git a/arch/arm64/kvm/hyp/vhe/switch.c b/arch/arm64/kvm/hyp/vhe/switch.c
index 7b8f7db..b322992 100644
--- a/arch/arm64/kvm/hyp/vhe/switch.c
+++ b/arch/arm64/kvm/hyp/vhe/switch.c
@@ -4,7 +4,6 @@
* Author: Marc Zyngier <marc.zyngier@arm.com>
*/
-#include <hyp/adjust_pc.h>
#include <hyp/switch.h>
#include <linux/arm-smccc.h>
@@ -132,7 +131,7 @@ static int __kvm_vcpu_run_vhe(struct kvm_vcpu *vcpu)
__load_guest_stage2(vcpu->arch.hw_mmu);
__activate_traps(vcpu);
- __adjust_pc(vcpu);
+ __kvm_adjust_pc(vcpu);
sysreg_restore_guest_state_vhe(guest_ctxt);
__debug_switch_to_guest(vcpu);
diff --git a/arch/arm64/kvm/mmu.c b/arch/arm64/kvm/mmu.c
index c5d1f3c..c10207fed 100644
--- a/arch/arm64/kvm/mmu.c
+++ b/arch/arm64/kvm/mmu.c
@@ -1156,13 +1156,13 @@ int kvm_handle_guest_abort(struct kvm_vcpu *vcpu)
bool kvm_unmap_gfn_range(struct kvm *kvm, struct kvm_gfn_range *range)
{
if (!kvm->arch.mmu.pgt)
- return 0;
+ return false;
__unmap_stage2_range(&kvm->arch.mmu, range->start << PAGE_SHIFT,
(range->end - range->start) << PAGE_SHIFT,
range->may_block);
- return 0;
+ return false;
}
bool kvm_set_spte_gfn(struct kvm *kvm, struct kvm_gfn_range *range)
@@ -1170,7 +1170,7 @@ bool kvm_set_spte_gfn(struct kvm *kvm, struct kvm_gfn_range *range)
kvm_pfn_t pfn = pte_pfn(range->pte);
if (!kvm->arch.mmu.pgt)
- return 0;
+ return false;
WARN_ON(range->end - range->start != 1);
@@ -1190,7 +1190,7 @@ bool kvm_set_spte_gfn(struct kvm *kvm, struct kvm_gfn_range *range)
PAGE_SIZE, __pfn_to_phys(pfn),
KVM_PGTABLE_PROT_R, NULL);
- return 0;
+ return false;
}
bool kvm_age_gfn(struct kvm *kvm, struct kvm_gfn_range *range)
@@ -1200,7 +1200,7 @@ bool kvm_age_gfn(struct kvm *kvm, struct kvm_gfn_range *range)
pte_t pte;
if (!kvm->arch.mmu.pgt)
- return 0;
+ return false;
WARN_ON(size != PAGE_SIZE && size != PMD_SIZE && size != PUD_SIZE);
@@ -1213,7 +1213,7 @@ bool kvm_age_gfn(struct kvm *kvm, struct kvm_gfn_range *range)
bool kvm_test_age_gfn(struct kvm *kvm, struct kvm_gfn_range *range)
{
if (!kvm->arch.mmu.pgt)
- return 0;
+ return false;
return kvm_pgtable_stage2_is_young(kvm->arch.mmu.pgt,
range->start << PAGE_SHIFT);
diff --git a/arch/arm64/kvm/reset.c b/arch/arm64/kvm/reset.c
index 956cdc2..d37ebee 100644
--- a/arch/arm64/kvm/reset.c
+++ b/arch/arm64/kvm/reset.c
@@ -166,6 +166,25 @@ static int kvm_vcpu_enable_ptrauth(struct kvm_vcpu *vcpu)
return 0;
}
+static bool vcpu_allowed_register_width(struct kvm_vcpu *vcpu)
+{
+ struct kvm_vcpu *tmp;
+ bool is32bit;
+ int i;
+
+ is32bit = vcpu_has_feature(vcpu, KVM_ARM_VCPU_EL1_32BIT);
+ if (!cpus_have_const_cap(ARM64_HAS_32BIT_EL1) && is32bit)
+ return false;
+
+ /* Check that the vcpus are either all 32bit or all 64bit */
+ kvm_for_each_vcpu(i, tmp, vcpu->kvm) {
+ if (vcpu_has_feature(tmp, KVM_ARM_VCPU_EL1_32BIT) != is32bit)
+ return false;
+ }
+
+ return true;
+}
+
/**
* kvm_reset_vcpu - sets core registers and sys_regs to reset value
* @vcpu: The VCPU pointer
@@ -217,13 +236,14 @@ int kvm_reset_vcpu(struct kvm_vcpu *vcpu)
}
}
+ if (!vcpu_allowed_register_width(vcpu)) {
+ ret = -EINVAL;
+ goto out;
+ }
+
switch (vcpu->arch.target) {
default:
if (test_bit(KVM_ARM_VCPU_EL1_32BIT, vcpu->arch.features)) {
- if (!cpus_have_const_cap(ARM64_HAS_32BIT_EL1)) {
- ret = -EINVAL;
- goto out;
- }
pstate = VCPU_RESET_PSTATE_SVC;
} else {
pstate = VCPU_RESET_PSTATE_EL1;
diff --git a/arch/arm64/kvm/sys_regs.c b/arch/arm64/kvm/sys_regs.c
index 76ea280..1a7968a 100644
--- a/arch/arm64/kvm/sys_regs.c
+++ b/arch/arm64/kvm/sys_regs.c
@@ -399,14 +399,14 @@ static bool trap_bvr(struct kvm_vcpu *vcpu,
struct sys_reg_params *p,
const struct sys_reg_desc *rd)
{
- u64 *dbg_reg = &vcpu->arch.vcpu_debug_state.dbg_bvr[rd->reg];
+ u64 *dbg_reg = &vcpu->arch.vcpu_debug_state.dbg_bvr[rd->CRm];
if (p->is_write)
reg_to_dbg(vcpu, p, rd, dbg_reg);
else
dbg_to_reg(vcpu, p, rd, dbg_reg);
- trace_trap_reg(__func__, rd->reg, p->is_write, *dbg_reg);
+ trace_trap_reg(__func__, rd->CRm, p->is_write, *dbg_reg);
return true;
}
@@ -414,7 +414,7 @@ static bool trap_bvr(struct kvm_vcpu *vcpu,
static int set_bvr(struct kvm_vcpu *vcpu, const struct sys_reg_desc *rd,
const struct kvm_one_reg *reg, void __user *uaddr)
{
- __u64 *r = &vcpu->arch.vcpu_debug_state.dbg_bvr[rd->reg];
+ __u64 *r = &vcpu->arch.vcpu_debug_state.dbg_bvr[rd->CRm];
if (copy_from_user(r, uaddr, KVM_REG_SIZE(reg->id)) != 0)
return -EFAULT;
@@ -424,7 +424,7 @@ static int set_bvr(struct kvm_vcpu *vcpu, const struct sys_reg_desc *rd,
static int get_bvr(struct kvm_vcpu *vcpu, const struct sys_reg_desc *rd,
const struct kvm_one_reg *reg, void __user *uaddr)
{
- __u64 *r = &vcpu->arch.vcpu_debug_state.dbg_bvr[rd->reg];
+ __u64 *r = &vcpu->arch.vcpu_debug_state.dbg_bvr[rd->CRm];
if (copy_to_user(uaddr, r, KVM_REG_SIZE(reg->id)) != 0)
return -EFAULT;
@@ -434,21 +434,21 @@ static int get_bvr(struct kvm_vcpu *vcpu, const struct sys_reg_desc *rd,
static void reset_bvr(struct kvm_vcpu *vcpu,
const struct sys_reg_desc *rd)
{
- vcpu->arch.vcpu_debug_state.dbg_bvr[rd->reg] = rd->val;
+ vcpu->arch.vcpu_debug_state.dbg_bvr[rd->CRm] = rd->val;
}
static bool trap_bcr(struct kvm_vcpu *vcpu,
struct sys_reg_params *p,
const struct sys_reg_desc *rd)
{
- u64 *dbg_reg = &vcpu->arch.vcpu_debug_state.dbg_bcr[rd->reg];
+ u64 *dbg_reg = &vcpu->arch.vcpu_debug_state.dbg_bcr[rd->CRm];
if (p->is_write)
reg_to_dbg(vcpu, p, rd, dbg_reg);
else
dbg_to_reg(vcpu, p, rd, dbg_reg);
- trace_trap_reg(__func__, rd->reg, p->is_write, *dbg_reg);
+ trace_trap_reg(__func__, rd->CRm, p->is_write, *dbg_reg);
return true;
}
@@ -456,7 +456,7 @@ static bool trap_bcr(struct kvm_vcpu *vcpu,
static int set_bcr(struct kvm_vcpu *vcpu, const struct sys_reg_desc *rd,
const struct kvm_one_reg *reg, void __user *uaddr)
{
- __u64 *r = &vcpu->arch.vcpu_debug_state.dbg_bcr[rd->reg];
+ __u64 *r = &vcpu->arch.vcpu_debug_state.dbg_bcr[rd->CRm];
if (copy_from_user(r, uaddr, KVM_REG_SIZE(reg->id)) != 0)
return -EFAULT;
@@ -467,7 +467,7 @@ static int set_bcr(struct kvm_vcpu *vcpu, const struct sys_reg_desc *rd,
static int get_bcr(struct kvm_vcpu *vcpu, const struct sys_reg_desc *rd,
const struct kvm_one_reg *reg, void __user *uaddr)
{
- __u64 *r = &vcpu->arch.vcpu_debug_state.dbg_bcr[rd->reg];
+ __u64 *r = &vcpu->arch.vcpu_debug_state.dbg_bcr[rd->CRm];
if (copy_to_user(uaddr, r, KVM_REG_SIZE(reg->id)) != 0)
return -EFAULT;
@@ -477,22 +477,22 @@ static int get_bcr(struct kvm_vcpu *vcpu, const struct sys_reg_desc *rd,
static void reset_bcr(struct kvm_vcpu *vcpu,
const struct sys_reg_desc *rd)
{
- vcpu->arch.vcpu_debug_state.dbg_bcr[rd->reg] = rd->val;
+ vcpu->arch.vcpu_debug_state.dbg_bcr[rd->CRm] = rd->val;
}
static bool trap_wvr(struct kvm_vcpu *vcpu,
struct sys_reg_params *p,
const struct sys_reg_desc *rd)
{
- u64 *dbg_reg = &vcpu->arch.vcpu_debug_state.dbg_wvr[rd->reg];
+ u64 *dbg_reg = &vcpu->arch.vcpu_debug_state.dbg_wvr[rd->CRm];
if (p->is_write)
reg_to_dbg(vcpu, p, rd, dbg_reg);
else
dbg_to_reg(vcpu, p, rd, dbg_reg);
- trace_trap_reg(__func__, rd->reg, p->is_write,
- vcpu->arch.vcpu_debug_state.dbg_wvr[rd->reg]);
+ trace_trap_reg(__func__, rd->CRm, p->is_write,
+ vcpu->arch.vcpu_debug_state.dbg_wvr[rd->CRm]);
return true;
}
@@ -500,7 +500,7 @@ static bool trap_wvr(struct kvm_vcpu *vcpu,
static int set_wvr(struct kvm_vcpu *vcpu, const struct sys_reg_desc *rd,
const struct kvm_one_reg *reg, void __user *uaddr)
{
- __u64 *r = &vcpu->arch.vcpu_debug_state.dbg_wvr[rd->reg];
+ __u64 *r = &vcpu->arch.vcpu_debug_state.dbg_wvr[rd->CRm];
if (copy_from_user(r, uaddr, KVM_REG_SIZE(reg->id)) != 0)
return -EFAULT;
@@ -510,7 +510,7 @@ static int set_wvr(struct kvm_vcpu *vcpu, const struct sys_reg_desc *rd,
static int get_wvr(struct kvm_vcpu *vcpu, const struct sys_reg_desc *rd,
const struct kvm_one_reg *reg, void __user *uaddr)
{
- __u64 *r = &vcpu->arch.vcpu_debug_state.dbg_wvr[rd->reg];
+ __u64 *r = &vcpu->arch.vcpu_debug_state.dbg_wvr[rd->CRm];
if (copy_to_user(uaddr, r, KVM_REG_SIZE(reg->id)) != 0)
return -EFAULT;
@@ -520,21 +520,21 @@ static int get_wvr(struct kvm_vcpu *vcpu, const struct sys_reg_desc *rd,
static void reset_wvr(struct kvm_vcpu *vcpu,
const struct sys_reg_desc *rd)
{
- vcpu->arch.vcpu_debug_state.dbg_wvr[rd->reg] = rd->val;
+ vcpu->arch.vcpu_debug_state.dbg_wvr[rd->CRm] = rd->val;
}
static bool trap_wcr(struct kvm_vcpu *vcpu,
struct sys_reg_params *p,
const struct sys_reg_desc *rd)
{
- u64 *dbg_reg = &vcpu->arch.vcpu_debug_state.dbg_wcr[rd->reg];
+ u64 *dbg_reg = &vcpu->arch.vcpu_debug_state.dbg_wcr[rd->CRm];
if (p->is_write)
reg_to_dbg(vcpu, p, rd, dbg_reg);
else
dbg_to_reg(vcpu, p, rd, dbg_reg);
- trace_trap_reg(__func__, rd->reg, p->is_write, *dbg_reg);
+ trace_trap_reg(__func__, rd->CRm, p->is_write, *dbg_reg);
return true;
}
@@ -542,7 +542,7 @@ static bool trap_wcr(struct kvm_vcpu *vcpu,
static int set_wcr(struct kvm_vcpu *vcpu, const struct sys_reg_desc *rd,
const struct kvm_one_reg *reg, void __user *uaddr)
{
- __u64 *r = &vcpu->arch.vcpu_debug_state.dbg_wcr[rd->reg];
+ __u64 *r = &vcpu->arch.vcpu_debug_state.dbg_wcr[rd->CRm];
if (copy_from_user(r, uaddr, KVM_REG_SIZE(reg->id)) != 0)
return -EFAULT;
@@ -552,7 +552,7 @@ static int set_wcr(struct kvm_vcpu *vcpu, const struct sys_reg_desc *rd,
static int get_wcr(struct kvm_vcpu *vcpu, const struct sys_reg_desc *rd,
const struct kvm_one_reg *reg, void __user *uaddr)
{
- __u64 *r = &vcpu->arch.vcpu_debug_state.dbg_wcr[rd->reg];
+ __u64 *r = &vcpu->arch.vcpu_debug_state.dbg_wcr[rd->CRm];
if (copy_to_user(uaddr, r, KVM_REG_SIZE(reg->id)) != 0)
return -EFAULT;
@@ -562,7 +562,7 @@ static int get_wcr(struct kvm_vcpu *vcpu, const struct sys_reg_desc *rd,
static void reset_wcr(struct kvm_vcpu *vcpu,
const struct sys_reg_desc *rd)
{
- vcpu->arch.vcpu_debug_state.dbg_wcr[rd->reg] = rd->val;
+ vcpu->arch.vcpu_debug_state.dbg_wcr[rd->CRm] = rd->val;
}
static void reset_amair_el1(struct kvm_vcpu *vcpu, const struct sys_reg_desc *r)
diff --git a/arch/arm64/mm/mmu.c b/arch/arm64/mm/mmu.c
index 6dd9369..89b66ef 100644
--- a/arch/arm64/mm/mmu.c
+++ b/arch/arm64/mm/mmu.c
@@ -515,7 +515,8 @@ static void __init map_mem(pgd_t *pgdp)
*/
BUILD_BUG_ON(pgd_index(direct_map_end - 1) == pgd_index(direct_map_end));
- if (rodata_full || crash_mem_map || debug_pagealloc_enabled())
+ if (rodata_full || crash_mem_map || debug_pagealloc_enabled() ||
+ IS_ENABLED(CONFIG_KFENCE))
flags |= NO_BLOCK_MAPPINGS | NO_CONT_MAPPINGS;
/*
diff --git a/arch/mips/alchemy/board-xxs1500.c b/arch/mips/alchemy/board-xxs1500.c
index b184baa..f175bce 100644
--- a/arch/mips/alchemy/board-xxs1500.c
+++ b/arch/mips/alchemy/board-xxs1500.c
@@ -18,6 +18,7 @@
#include <asm/reboot.h>
#include <asm/setup.h>
#include <asm/mach-au1x00/au1000.h>
+#include <asm/mach-au1x00/gpio-au1000.h>
#include <prom.h>
const char *get_system_type(void)
diff --git a/arch/mips/include/asm/mips-boards/launch.h b/arch/mips/include/asm/mips-boards/launch.h
index f93aa5e..3481ed4 100644
--- a/arch/mips/include/asm/mips-boards/launch.h
+++ b/arch/mips/include/asm/mips-boards/launch.h
@@ -3,6 +3,9 @@
*
*/
+#ifndef _ASM_MIPS_BOARDS_LAUNCH_H
+#define _ASM_MIPS_BOARDS_LAUNCH_H
+
#ifndef _ASSEMBLER_
struct cpulaunch {
@@ -34,3 +37,5 @@ struct cpulaunch {
/* Polling period in count cycles for secondary CPU's */
#define LAUNCHPERIOD 10000
+
+#endif /* _ASM_MIPS_BOARDS_LAUNCH_H */
diff --git a/arch/mips/lib/mips-atomic.c b/arch/mips/lib/mips-atomic.c
index de03838..a9b72ea 100644
--- a/arch/mips/lib/mips-atomic.c
+++ b/arch/mips/lib/mips-atomic.c
@@ -37,7 +37,7 @@
*/
notrace void arch_local_irq_disable(void)
{
- preempt_disable();
+ preempt_disable_notrace();
__asm__ __volatile__(
" .set push \n"
@@ -53,7 +53,7 @@ notrace void arch_local_irq_disable(void)
: /* no inputs */
: "memory");
- preempt_enable();
+ preempt_enable_notrace();
}
EXPORT_SYMBOL(arch_local_irq_disable);
@@ -61,7 +61,7 @@ notrace unsigned long arch_local_irq_save(void)
{
unsigned long flags;
- preempt_disable();
+ preempt_disable_notrace();
__asm__ __volatile__(
" .set push \n"
@@ -78,7 +78,7 @@ notrace unsigned long arch_local_irq_save(void)
: /* no inputs */
: "memory");
- preempt_enable();
+ preempt_enable_notrace();
return flags;
}
@@ -88,7 +88,7 @@ notrace void arch_local_irq_restore(unsigned long flags)
{
unsigned long __tmp1;
- preempt_disable();
+ preempt_disable_notrace();
__asm__ __volatile__(
" .set push \n"
@@ -106,7 +106,7 @@ notrace void arch_local_irq_restore(unsigned long flags)
: "0" (flags)
: "memory");
- preempt_enable();
+ preempt_enable_notrace();
}
EXPORT_SYMBOL(arch_local_irq_restore);
diff --git a/arch/mips/ralink/of.c b/arch/mips/ralink/of.c
index 0c5de07..0135376c 100644
--- a/arch/mips/ralink/of.c
+++ b/arch/mips/ralink/of.c
@@ -8,6 +8,7 @@
#include <linux/io.h>
#include <linux/clk.h>
+#include <linux/export.h>
#include <linux/init.h>
#include <linux/sizes.h>
#include <linux/of_fdt.h>
@@ -25,6 +26,7 @@
__iomem void *rt_sysc_membase;
__iomem void *rt_memc_membase;
+EXPORT_SYMBOL_GPL(rt_sysc_membase);
__iomem void *plat_of_remap_node(const char *node)
{
diff --git a/arch/powerpc/include/asm/kvm_host.h b/arch/powerpc/include/asm/kvm_host.h
index 1e83359..7f2e90d 100644
--- a/arch/powerpc/include/asm/kvm_host.h
+++ b/arch/powerpc/include/asm/kvm_host.h
@@ -51,6 +51,7 @@
/* PPC-specific vcpu->requests bit members */
#define KVM_REQ_WATCHDOG KVM_ARCH_REQ(0)
#define KVM_REQ_EPR_EXIT KVM_ARCH_REQ(1)
+#define KVM_REQ_PENDING_TIMER KVM_ARCH_REQ(2)
#include <linux/mmu_notifier.h>
diff --git a/arch/powerpc/kvm/book3s_hv.c b/arch/powerpc/kvm/book3s_hv.c
index 28a80d2..7360350 100644
--- a/arch/powerpc/kvm/book3s_hv.c
+++ b/arch/powerpc/kvm/book3s_hv.c
@@ -3936,7 +3936,7 @@ static void kvmppc_vcore_blocked(struct kvmppc_vcore *vc)
break;
}
cur = ktime_get();
- } while (single_task_running() && ktime_before(cur, stop));
+ } while (kvm_vcpu_can_poll(cur, stop));
spin_lock(&vc->lock);
vc->vcore_state = VCORE_INACTIVE;
diff --git a/arch/riscv/Kconfig b/arch/riscv/Kconfig
index a8ad8eb..c5914e7 100644
--- a/arch/riscv/Kconfig
+++ b/arch/riscv/Kconfig
@@ -34,6 +34,7 @@
select ARCH_OPTIONAL_KERNEL_RWX if ARCH_HAS_STRICT_KERNEL_RWX
select ARCH_OPTIONAL_KERNEL_RWX_DEFAULT
select ARCH_SUPPORTS_HUGETLBFS if MMU
+ select ARCH_USE_MEMTEST
select ARCH_WANT_DEFAULT_TOPDOWN_MMAP_LAYOUT if MMU
select ARCH_WANT_FRAME_POINTERS
select ARCH_WANT_HUGE_PMD_SHARE if 64BIT
diff --git a/arch/riscv/include/asm/kexec.h b/arch/riscv/include/asm/kexec.h
index 1e95410..e4e291d 100644
--- a/arch/riscv/include/asm/kexec.h
+++ b/arch/riscv/include/asm/kexec.h
@@ -42,8 +42,8 @@ struct kimage_arch {
unsigned long fdt_addr;
};
-const extern unsigned char riscv_kexec_relocate[];
-const extern unsigned int riscv_kexec_relocate_size;
+extern const unsigned char riscv_kexec_relocate[];
+extern const unsigned int riscv_kexec_relocate_size;
typedef void (*riscv_kexec_method)(unsigned long first_ind_entry,
unsigned long jump_addr,
diff --git a/arch/riscv/kernel/machine_kexec.c b/arch/riscv/kernel/machine_kexec.c
index cc04814..9e99e1d 100644
--- a/arch/riscv/kernel/machine_kexec.c
+++ b/arch/riscv/kernel/machine_kexec.c
@@ -14,8 +14,9 @@
#include <asm/set_memory.h> /* For set_memory_x() */
#include <linux/compiler.h> /* For unreachable() */
#include <linux/cpu.h> /* For cpu_down() */
+#include <linux/reboot.h>
-/**
+/*
* kexec_image_info - Print received image details
*/
static void
@@ -39,7 +40,7 @@ kexec_image_info(const struct kimage *image)
}
}
-/**
+/*
* machine_kexec_prepare - Initialize kexec
*
* This function is called from do_kexec_load, when the user has
@@ -100,7 +101,7 @@ machine_kexec_prepare(struct kimage *image)
}
-/**
+/*
* machine_kexec_cleanup - Cleanup any leftovers from
* machine_kexec_prepare
*
@@ -135,7 +136,7 @@ void machine_shutdown(void)
#endif
}
-/**
+/*
* machine_crash_shutdown - Prepare to kexec after a kernel crash
*
* This function is called by crash_kexec just before machine_kexec
@@ -151,7 +152,7 @@ machine_crash_shutdown(struct pt_regs *regs)
pr_info("Starting crashdump kernel...\n");
}
-/**
+/*
* machine_kexec - Jump to the loaded kimage
*
* This function is called by kernel_kexec which is called by the
diff --git a/arch/riscv/kernel/probes/kprobes.c b/arch/riscv/kernel/probes/kprobes.c
index 10b965c..15cc65a 100644
--- a/arch/riscv/kernel/probes/kprobes.c
+++ b/arch/riscv/kernel/probes/kprobes.c
@@ -84,6 +84,7 @@ int __kprobes arch_prepare_kprobe(struct kprobe *p)
return 0;
}
+#ifdef CONFIG_MMU
void *alloc_insn_page(void)
{
return __vmalloc_node_range(PAGE_SIZE, 1, VMALLOC_START, VMALLOC_END,
@@ -91,6 +92,7 @@ void *alloc_insn_page(void)
VM_FLUSH_RESET_PERMS, NUMA_NO_NODE,
__builtin_return_address(0));
}
+#endif
/* install breakpoint in text */
void __kprobes arch_arm_kprobe(struct kprobe *p)
diff --git a/arch/riscv/kernel/stacktrace.c b/arch/riscv/kernel/stacktrace.c
index 2b3e0cb..bde85fc 100644
--- a/arch/riscv/kernel/stacktrace.c
+++ b/arch/riscv/kernel/stacktrace.c
@@ -27,10 +27,10 @@ void notrace walk_stackframe(struct task_struct *task, struct pt_regs *regs,
fp = frame_pointer(regs);
sp = user_stack_pointer(regs);
pc = instruction_pointer(regs);
- } else if (task == NULL || task == current) {
- fp = (unsigned long)__builtin_frame_address(0);
- sp = sp_in_global;
- pc = (unsigned long)walk_stackframe;
+ } else if (task == current) {
+ fp = (unsigned long)__builtin_frame_address(1);
+ sp = (unsigned long)__builtin_frame_address(0);
+ pc = (unsigned long)__builtin_return_address(0);
} else {
/* task blocked in __switch_to */
fp = task->thread.s[0];
@@ -106,15 +106,15 @@ static bool print_trace_address(void *arg, unsigned long pc)
return true;
}
-void dump_backtrace(struct pt_regs *regs, struct task_struct *task,
+noinline void dump_backtrace(struct pt_regs *regs, struct task_struct *task,
const char *loglvl)
{
- pr_cont("%sCall Trace:\n", loglvl);
walk_stackframe(task, regs, print_trace_address, (void *)loglvl);
}
void show_stack(struct task_struct *task, unsigned long *sp, const char *loglvl)
{
+ pr_cont("%sCall Trace:\n", loglvl);
dump_backtrace(NULL, task, loglvl);
}
@@ -139,7 +139,7 @@ unsigned long get_wchan(struct task_struct *task)
#ifdef CONFIG_STACKTRACE
-void arch_stack_walk(stack_trace_consume_fn consume_entry, void *cookie,
+noinline void arch_stack_walk(stack_trace_consume_fn consume_entry, void *cookie,
struct task_struct *task, struct pt_regs *regs)
{
walk_stackframe(task, regs, consume_entry, cookie);
diff --git a/arch/x86/include/asm/kvm-x86-ops.h b/arch/x86/include/asm/kvm-x86-ops.h
index 32364109..e7bef91 100644
--- a/arch/x86/include/asm/kvm-x86-ops.h
+++ b/arch/x86/include/asm/kvm-x86-ops.h
@@ -99,6 +99,7 @@ KVM_X86_OP_NULL(post_block)
KVM_X86_OP_NULL(vcpu_blocking)
KVM_X86_OP_NULL(vcpu_unblocking)
KVM_X86_OP_NULL(update_pi_irte)
+KVM_X86_OP_NULL(start_assignment)
KVM_X86_OP_NULL(apicv_post_state_restore)
KVM_X86_OP_NULL(dy_apicv_has_pending_interrupt)
KVM_X86_OP_NULL(set_hv_timer)
diff --git a/arch/x86/include/asm/kvm_host.h b/arch/x86/include/asm/kvm_host.h
index 55efbac..9c7ced0 100644
--- a/arch/x86/include/asm/kvm_host.h
+++ b/arch/x86/include/asm/kvm_host.h
@@ -1352,6 +1352,7 @@ struct kvm_x86_ops {
int (*update_pi_irte)(struct kvm *kvm, unsigned int host_irq,
uint32_t guest_irq, bool set);
+ void (*start_assignment)(struct kvm *kvm);
void (*apicv_post_state_restore)(struct kvm_vcpu *vcpu);
bool (*dy_apicv_has_pending_interrupt)(struct kvm_vcpu *vcpu);
diff --git a/arch/x86/kvm/emulate.c b/arch/x86/kvm/emulate.c
index 8a0ccdb..5e5de05 100644
--- a/arch/x86/kvm/emulate.c
+++ b/arch/x86/kvm/emulate.c
@@ -5111,7 +5111,7 @@ static int decode_operand(struct x86_emulate_ctxt *ctxt, struct operand *op,
return rc;
}
-int x86_decode_insn(struct x86_emulate_ctxt *ctxt, void *insn, int insn_len)
+int x86_decode_insn(struct x86_emulate_ctxt *ctxt, void *insn, int insn_len, int emulation_type)
{
int rc = X86EMUL_CONTINUE;
int mode = ctxt->mode;
@@ -5322,7 +5322,8 @@ int x86_decode_insn(struct x86_emulate_ctxt *ctxt, void *insn, int insn_len)
ctxt->execute = opcode.u.execute;
- if (unlikely(ctxt->ud) && likely(!(ctxt->d & EmulateOnUD)))
+ if (unlikely(emulation_type & EMULTYPE_TRAP_UD) &&
+ likely(!(ctxt->d & EmulateOnUD)))
return EMULATION_FAILED;
if (unlikely(ctxt->d &
diff --git a/arch/x86/kvm/hyperv.c b/arch/x86/kvm/hyperv.c
index f98370a3..f00830e 100644
--- a/arch/x86/kvm/hyperv.c
+++ b/arch/x86/kvm/hyperv.c
@@ -1172,6 +1172,7 @@ void kvm_hv_invalidate_tsc_page(struct kvm *kvm)
{
struct kvm_hv *hv = to_kvm_hv(kvm);
u64 gfn;
+ int idx;
if (hv->hv_tsc_page_status == HV_TSC_PAGE_BROKEN ||
hv->hv_tsc_page_status == HV_TSC_PAGE_UNSET ||
@@ -1190,9 +1191,16 @@ void kvm_hv_invalidate_tsc_page(struct kvm *kvm)
gfn = hv->hv_tsc_page >> HV_X64_MSR_TSC_REFERENCE_ADDRESS_SHIFT;
hv->tsc_ref.tsc_sequence = 0;
+
+ /*
+ * Take the srcu lock as memslots will be accessed to check the gfn
+ * cache generation against the memslots generation.
+ */
+ idx = srcu_read_lock(&kvm->srcu);
if (kvm_write_guest(kvm, gfn_to_gpa(gfn),
&hv->tsc_ref, sizeof(hv->tsc_ref.tsc_sequence)))
hv->hv_tsc_page_status = HV_TSC_PAGE_BROKEN;
+ srcu_read_unlock(&kvm->srcu, idx);
out_unlock:
mutex_unlock(&hv->hv_lock);
diff --git a/arch/x86/kvm/kvm_emulate.h b/arch/x86/kvm/kvm_emulate.h
index f016838..3e870bf 100644
--- a/arch/x86/kvm/kvm_emulate.h
+++ b/arch/x86/kvm/kvm_emulate.h
@@ -314,7 +314,6 @@ struct x86_emulate_ctxt {
int interruptibility;
bool perm_ok; /* do not check permissions if true */
- bool ud; /* inject an #UD if host doesn't support insn */
bool tf; /* TF value before instruction (after for syscall/sysret) */
bool have_exception;
@@ -491,7 +490,7 @@ enum x86_intercept {
#define X86EMUL_MODE_HOST X86EMUL_MODE_PROT64
#endif
-int x86_decode_insn(struct x86_emulate_ctxt *ctxt, void *insn, int insn_len);
+int x86_decode_insn(struct x86_emulate_ctxt *ctxt, void *insn, int insn_len, int emulation_type);
bool x86_page_table_writing_insn(struct x86_emulate_ctxt *ctxt);
#define EMULATION_FAILED -1
#define EMULATION_OK 0
diff --git a/arch/x86/kvm/lapic.c b/arch/x86/kvm/lapic.c
index c0ebef5..8120e86 100644
--- a/arch/x86/kvm/lapic.c
+++ b/arch/x86/kvm/lapic.c
@@ -1598,11 +1598,19 @@ static void __kvm_wait_lapic_expire(struct kvm_vcpu *vcpu)
guest_tsc = kvm_read_l1_tsc(vcpu, rdtsc());
apic->lapic_timer.advance_expire_delta = guest_tsc - tsc_deadline;
+ if (lapic_timer_advance_dynamic) {
+ adjust_lapic_timer_advance(vcpu, apic->lapic_timer.advance_expire_delta);
+ /*
+ * If the timer fired early, reread the TSC to account for the
+ * overhead of the above adjustment to avoid waiting longer
+ * than is necessary.
+ */
+ if (guest_tsc < tsc_deadline)
+ guest_tsc = kvm_read_l1_tsc(vcpu, rdtsc());
+ }
+
if (guest_tsc < tsc_deadline)
__wait_lapic_expire(vcpu, tsc_deadline - guest_tsc);
-
- if (lapic_timer_advance_dynamic)
- adjust_lapic_timer_advance(vcpu, apic->lapic_timer.advance_expire_delta);
}
void kvm_wait_lapic_expire(struct kvm_vcpu *vcpu)
@@ -1661,7 +1669,7 @@ static void apic_timer_expired(struct kvm_lapic *apic, bool from_timer_fn)
}
atomic_inc(&apic->lapic_timer.pending);
- kvm_make_request(KVM_REQ_PENDING_TIMER, vcpu);
+ kvm_make_request(KVM_REQ_UNBLOCK, vcpu);
if (from_timer_fn)
kvm_vcpu_kick(vcpu);
}
diff --git a/arch/x86/kvm/mmu/tdp_mmu.c b/arch/x86/kvm/mmu/tdp_mmu.c
index 95eeb5a..237317b 100644
--- a/arch/x86/kvm/mmu/tdp_mmu.c
+++ b/arch/x86/kvm/mmu/tdp_mmu.c
@@ -1192,9 +1192,9 @@ bool kvm_tdp_mmu_set_spte_gfn(struct kvm *kvm, struct kvm_gfn_range *range)
}
/*
- * Remove write access from all the SPTEs mapping GFNs [start, end). If
- * skip_4k is set, SPTEs that map 4k pages, will not be write-protected.
- * Returns true if an SPTE has been changed and the TLBs need to be flushed.
+ * Remove write access from all SPTEs at or above min_level that map GFNs
+ * [start, end). Returns true if an SPTE has been changed and the TLBs need to
+ * be flushed.
*/
static bool wrprot_gfn_range(struct kvm *kvm, struct kvm_mmu_page *root,
gfn_t start, gfn_t end, int min_level)
diff --git a/arch/x86/kvm/svm/avic.c b/arch/x86/kvm/svm/avic.c
index 712b4e0..0e62e6a 100644
--- a/arch/x86/kvm/svm/avic.c
+++ b/arch/x86/kvm/svm/avic.c
@@ -28,10 +28,8 @@
#include "svm.h"
/* enable / disable AVIC */
-int avic;
-#ifdef CONFIG_X86_LOCAL_APIC
-module_param(avic, int, S_IRUGO);
-#endif
+bool avic;
+module_param(avic, bool, S_IRUGO);
#define SVM_AVIC_DOORBELL 0xc001011b
diff --git a/arch/x86/kvm/svm/svm.c b/arch/x86/kvm/svm/svm.c
index 05eca13..e088086 100644
--- a/arch/x86/kvm/svm/svm.c
+++ b/arch/x86/kvm/svm/svm.c
@@ -1010,9 +1010,7 @@ static __init int svm_hardware_setup(void)
}
if (avic) {
- if (!npt_enabled ||
- !boot_cpu_has(X86_FEATURE_AVIC) ||
- !IS_ENABLED(CONFIG_X86_LOCAL_APIC)) {
+ if (!npt_enabled || !boot_cpu_has(X86_FEATURE_AVIC)) {
avic = false;
} else {
pr_info("AVIC enabled\n");
diff --git a/arch/x86/kvm/svm/svm.h b/arch/x86/kvm/svm/svm.h
index 2c9ece6..2908c6a 100644
--- a/arch/x86/kvm/svm/svm.h
+++ b/arch/x86/kvm/svm/svm.h
@@ -480,7 +480,7 @@ extern struct kvm_x86_nested_ops svm_nested_ops;
#define VMCB_AVIC_APIC_BAR_MASK 0xFFFFFFFFFF000ULL
-extern int avic;
+extern bool avic;
static inline void avic_update_vapic_bar(struct vcpu_svm *svm, u64 data)
{
diff --git a/arch/x86/kvm/vmx/capabilities.h b/arch/x86/kvm/vmx/capabilities.h
index 8dee8a5..aa0e787 100644
--- a/arch/x86/kvm/vmx/capabilities.h
+++ b/arch/x86/kvm/vmx/capabilities.h
@@ -90,8 +90,7 @@ static inline bool cpu_has_vmx_preemption_timer(void)
static inline bool cpu_has_vmx_posted_intr(void)
{
- return IS_ENABLED(CONFIG_X86_LOCAL_APIC) &&
- vmcs_config.pin_based_exec_ctrl & PIN_BASED_POSTED_INTR;
+ return vmcs_config.pin_based_exec_ctrl & PIN_BASED_POSTED_INTR;
}
static inline bool cpu_has_load_ia32_efer(void)
diff --git a/arch/x86/kvm/vmx/posted_intr.c b/arch/x86/kvm/vmx/posted_intr.c
index 4597486..5f81ef09 100644
--- a/arch/x86/kvm/vmx/posted_intr.c
+++ b/arch/x86/kvm/vmx/posted_intr.c
@@ -238,6 +238,20 @@ bool pi_has_pending_interrupt(struct kvm_vcpu *vcpu)
/*
+ * Bail out of the block loop if the VM has an assigned
+ * device, but the blocking vCPU didn't reconfigure the
+ * PI.NV to the wakeup vector, i.e. the assigned device
+ * came along after the initial check in pi_pre_block().
+ */
+void vmx_pi_start_assignment(struct kvm *kvm)
+{
+ if (!irq_remapping_cap(IRQ_POSTING_CAP))
+ return;
+
+ kvm_make_all_cpus_request(kvm, KVM_REQ_UNBLOCK);
+}
+
+/*
* pi_update_irte - set IRTE for Posted-Interrupts
*
* @kvm: kvm
diff --git a/arch/x86/kvm/vmx/posted_intr.h b/arch/x86/kvm/vmx/posted_intr.h
index 0bdc413..7f7b232 100644
--- a/arch/x86/kvm/vmx/posted_intr.h
+++ b/arch/x86/kvm/vmx/posted_intr.h
@@ -95,5 +95,6 @@ void __init pi_init_cpu(int cpu);
bool pi_has_pending_interrupt(struct kvm_vcpu *vcpu);
int pi_update_irte(struct kvm *kvm, unsigned int host_irq, uint32_t guest_irq,
bool set);
+void vmx_pi_start_assignment(struct kvm *kvm);
#endif /* __KVM_X86_VMX_POSTED_INTR_H */
diff --git a/arch/x86/kvm/vmx/vmx.c b/arch/x86/kvm/vmx/vmx.c
index 4bceb5c..50b42d7 100644
--- a/arch/x86/kvm/vmx/vmx.c
+++ b/arch/x86/kvm/vmx/vmx.c
@@ -4843,7 +4843,7 @@ static int handle_exception_nmi(struct kvm_vcpu *vcpu)
struct vcpu_vmx *vmx = to_vmx(vcpu);
struct kvm_run *kvm_run = vcpu->run;
u32 intr_info, ex_no, error_code;
- unsigned long cr2, rip, dr6;
+ unsigned long cr2, dr6;
u32 vect_info;
vect_info = vmx->idt_vectoring_info;
@@ -4933,8 +4933,7 @@ static int handle_exception_nmi(struct kvm_vcpu *vcpu)
vmx->vcpu.arch.event_exit_inst_len =
vmcs_read32(VM_EXIT_INSTRUCTION_LEN);
kvm_run->exit_reason = KVM_EXIT_DEBUG;
- rip = kvm_rip_read(vcpu);
- kvm_run->debug.arch.pc = vmcs_readl(GUEST_CS_BASE) + rip;
+ kvm_run->debug.arch.pc = kvm_get_linear_rip(vcpu);
kvm_run->debug.arch.exception = ex_no;
break;
case AC_VECTOR:
@@ -7721,6 +7720,7 @@ static struct kvm_x86_ops vmx_x86_ops __initdata = {
.nested_ops = &vmx_nested_ops,
.update_pi_irte = pi_update_irte,
+ .start_assignment = vmx_pi_start_assignment,
#ifdef CONFIG_X86_64
.set_hv_timer = vmx_set_hv_timer,
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index bbc4e04..b594275 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -3105,6 +3105,8 @@ static void record_steal_time(struct kvm_vcpu *vcpu)
st->preempted & KVM_VCPU_FLUSH_TLB);
if (xchg(&st->preempted, 0) & KVM_VCPU_FLUSH_TLB)
kvm_vcpu_flush_tlb_guest(vcpu);
+ } else {
+ st->preempted = 0;
}
vcpu->arch.st.preempted = 0;
@@ -7226,6 +7228,11 @@ static void init_emulate_ctxt(struct kvm_vcpu *vcpu)
BUILD_BUG_ON(HF_SMM_MASK != X86EMUL_SMM_MASK);
BUILD_BUG_ON(HF_SMM_INSIDE_NMI_MASK != X86EMUL_SMM_INSIDE_NMI_MASK);
+ ctxt->interruptibility = 0;
+ ctxt->have_exception = false;
+ ctxt->exception.vector = -1;
+ ctxt->perm_ok = false;
+
init_decode_cache(ctxt);
vcpu->arch.emulate_regs_need_sync_from_vcpu = false;
}
@@ -7561,14 +7568,7 @@ int x86_decode_emulated_instruction(struct kvm_vcpu *vcpu, int emulation_type,
kvm_vcpu_check_breakpoint(vcpu, &r))
return r;
- ctxt->interruptibility = 0;
- ctxt->have_exception = false;
- ctxt->exception.vector = -1;
- ctxt->perm_ok = false;
-
- ctxt->ud = emulation_type & EMULTYPE_TRAP_UD;
-
- r = x86_decode_insn(ctxt, insn, insn_len);
+ r = x86_decode_insn(ctxt, insn, insn_len, emulation_type);
trace_kvm_emulate_insn_start(vcpu);
++vcpu->stat.insn_emulation;
@@ -8360,6 +8360,9 @@ static void kvm_sched_yield(struct kvm_vcpu *vcpu, unsigned long dest_id)
vcpu->stat.directed_yield_attempted++;
+ if (single_task_running())
+ goto no_yield;
+
rcu_read_lock();
map = rcu_dereference(vcpu->kvm->arch.apic_map);
@@ -9496,7 +9499,7 @@ static int vcpu_run(struct kvm_vcpu *vcpu)
if (r <= 0)
break;
- kvm_clear_request(KVM_REQ_PENDING_TIMER, vcpu);
+ kvm_clear_request(KVM_REQ_UNBLOCK, vcpu);
if (kvm_cpu_has_pending_timer(vcpu))
kvm_inject_pending_timer_irqs(vcpu);
@@ -10115,8 +10118,7 @@ int kvm_arch_vcpu_ioctl_set_guest_debug(struct kvm_vcpu *vcpu,
kvm_update_dr7(vcpu);
if (vcpu->guest_debug & KVM_GUESTDBG_SINGLESTEP)
- vcpu->arch.singlestep_rip = kvm_rip_read(vcpu) +
- get_segment_base(vcpu, VCPU_SREG_CS);
+ vcpu->arch.singlestep_rip = kvm_get_linear_rip(vcpu);
/*
* Trigger an rflags update that will inject or remove the trace
@@ -11499,7 +11501,8 @@ bool kvm_arch_can_dequeue_async_page_present(struct kvm_vcpu *vcpu)
void kvm_arch_start_assignment(struct kvm *kvm)
{
- atomic_inc(&kvm->arch.assigned_device_count);
+ if (atomic_inc_return(&kvm->arch.assigned_device_count) == 1)
+ static_call_cond(kvm_x86_start_assignment)(kvm);
}
EXPORT_SYMBOL_GPL(kvm_arch_start_assignment);
diff --git a/drivers/acpi/acpi_apd.c b/drivers/acpi/acpi_apd.c
index 0ec5b3f..6e02448 100644
--- a/drivers/acpi/acpi_apd.c
+++ b/drivers/acpi/acpi_apd.c
@@ -226,6 +226,7 @@ static const struct acpi_device_id acpi_apd_device_ids[] = {
{ "AMDI0010", APD_ADDR(wt_i2c_desc) },
{ "AMD0020", APD_ADDR(cz_uart_desc) },
{ "AMDI0020", APD_ADDR(cz_uart_desc) },
+ { "AMDI0022", APD_ADDR(cz_uart_desc) },
{ "AMD0030", },
{ "AMD0040", APD_ADDR(fch_misc_desc)},
{ "HYGO0010", APD_ADDR(wt_i2c_desc) },
diff --git a/drivers/acpi/internal.h b/drivers/acpi/internal.h
index f973bbe..e21611c 100644
--- a/drivers/acpi/internal.h
+++ b/drivers/acpi/internal.h
@@ -134,7 +134,7 @@ int acpi_power_init(void);
void acpi_power_resources_list_free(struct list_head *list);
int acpi_extract_power_resources(union acpi_object *package, unsigned int start,
struct list_head *list);
-int acpi_add_power_resource(acpi_handle handle);
+struct acpi_device *acpi_add_power_resource(acpi_handle handle);
void acpi_power_add_remove_device(struct acpi_device *adev, bool add);
int acpi_power_wakeup_list_init(struct list_head *list, int *system_level);
int acpi_device_sleep_wake(struct acpi_device *dev,
@@ -142,7 +142,7 @@ int acpi_device_sleep_wake(struct acpi_device *dev,
int acpi_power_get_inferred_state(struct acpi_device *device, int *state);
int acpi_power_on_resources(struct acpi_device *device, int state);
int acpi_power_transition(struct acpi_device *device, int state);
-void acpi_turn_off_unused_power_resources(void);
+void acpi_turn_off_unused_power_resources(bool init);
/* --------------------------------------------------------------------------
Device Power Management
diff --git a/drivers/acpi/power.c b/drivers/acpi/power.c
index 56102ea..97c9a94 100644
--- a/drivers/acpi/power.c
+++ b/drivers/acpi/power.c
@@ -52,6 +52,7 @@ struct acpi_power_resource {
u32 system_level;
u32 order;
unsigned int ref_count;
+ unsigned int users;
bool wakeup_enabled;
struct mutex resource_lock;
struct list_head dependents;
@@ -147,6 +148,7 @@ int acpi_extract_power_resources(union acpi_object *package, unsigned int start,
for (i = start; i < package->package.count; i++) {
union acpi_object *element = &package->package.elements[i];
+ struct acpi_device *rdev;
acpi_handle rhandle;
if (element->type != ACPI_TYPE_LOCAL_REFERENCE) {
@@ -163,13 +165,16 @@ int acpi_extract_power_resources(union acpi_object *package, unsigned int start,
if (acpi_power_resource_is_dup(package, start, i))
continue;
- err = acpi_add_power_resource(rhandle);
- if (err)
+ rdev = acpi_add_power_resource(rhandle);
+ if (!rdev) {
+ err = -ENODEV;
break;
-
+ }
err = acpi_power_resources_list_add(rhandle, list);
if (err)
break;
+
+ to_power_resource(rdev)->users++;
}
if (err)
acpi_power_resources_list_free(list);
@@ -907,7 +912,7 @@ static void acpi_power_add_resource_to_list(struct acpi_power_resource *resource
mutex_unlock(&power_resource_list_lock);
}
-int acpi_add_power_resource(acpi_handle handle)
+struct acpi_device *acpi_add_power_resource(acpi_handle handle)
{
struct acpi_power_resource *resource;
struct acpi_device *device = NULL;
@@ -918,11 +923,11 @@ int acpi_add_power_resource(acpi_handle handle)
acpi_bus_get_device(handle, &device);
if (device)
- return 0;
+ return device;
resource = kzalloc(sizeof(*resource), GFP_KERNEL);
if (!resource)
- return -ENOMEM;
+ return NULL;
device = &resource->device;
acpi_init_device_object(device, handle, ACPI_BUS_TYPE_POWER);
@@ -959,11 +964,11 @@ int acpi_add_power_resource(acpi_handle handle)
acpi_power_add_resource_to_list(resource);
acpi_device_add_finalize(device);
- return 0;
+ return device;
err:
acpi_release_power_resource(&device->dev);
- return result;
+ return NULL;
}
#ifdef CONFIG_ACPI_SLEEP
@@ -997,7 +1002,38 @@ void acpi_resume_power_resources(void)
}
#endif
-void acpi_turn_off_unused_power_resources(void)
+static void acpi_power_turn_off_if_unused(struct acpi_power_resource *resource,
+ bool init)
+{
+ if (resource->ref_count > 0)
+ return;
+
+ if (init) {
+ if (resource->users > 0)
+ return;
+ } else {
+ int result, state;
+
+ result = acpi_power_get_state(resource->device.handle, &state);
+ if (result || state == ACPI_POWER_RESOURCE_STATE_OFF)
+ return;
+ }
+
+ dev_info(&resource->device.dev, "Turning OFF\n");
+ __acpi_power_off(resource);
+}
+
+/**
+ * acpi_turn_off_unused_power_resources - Turn off power resources not in use.
+ * @init: Control switch.
+ *
+ * If @ainit is set, unconditionally turn off all of the ACPI power resources
+ * without any users.
+ *
+ * Otherwise, turn off all ACPI power resources without active references (that
+ * is, the ones that should be "off" at the moment) that are "on".
+ */
+void acpi_turn_off_unused_power_resources(bool init)
{
struct acpi_power_resource *resource;
@@ -1006,10 +1042,7 @@ void acpi_turn_off_unused_power_resources(void)
list_for_each_entry_reverse(resource, &acpi_power_resource_list, list_node) {
mutex_lock(&resource->resource_lock);
- if (!resource->ref_count) {
- dev_info(&resource->device.dev, "Turning OFF\n");
- __acpi_power_off(resource);
- }
+ acpi_power_turn_off_if_unused(resource, init);
mutex_unlock(&resource->resource_lock);
}
diff --git a/drivers/acpi/scan.c b/drivers/acpi/scan.c
index 453eff8..e10d38a 100644
--- a/drivers/acpi/scan.c
+++ b/drivers/acpi/scan.c
@@ -2360,7 +2360,7 @@ int __init acpi_scan_init(void)
}
}
- acpi_turn_off_unused_power_resources();
+ acpi_turn_off_unused_power_resources(true);
acpi_scan_initialized = true;
diff --git a/drivers/acpi/sleep.c b/drivers/acpi/sleep.c
index 09fd137..df38657 100644
--- a/drivers/acpi/sleep.c
+++ b/drivers/acpi/sleep.c
@@ -504,7 +504,7 @@ static void acpi_pm_start(u32 acpi_state)
*/
static void acpi_pm_end(void)
{
- acpi_turn_off_unused_power_resources();
+ acpi_turn_off_unused_power_resources(false);
acpi_scan_lock_release();
/*
* This is necessary in case acpi_pm_finish() is not called during a
diff --git a/drivers/base/core.c b/drivers/base/core.c
index 628e339..54ba506 100644
--- a/drivers/base/core.c
+++ b/drivers/base/core.c
@@ -194,6 +194,17 @@ int device_links_read_lock_held(void)
{
return srcu_read_lock_held(&device_links_srcu);
}
+
+static void device_link_synchronize_removal(void)
+{
+ synchronize_srcu(&device_links_srcu);
+}
+
+static void device_link_remove_from_lists(struct device_link *link)
+{
+ list_del_rcu(&link->s_node);
+ list_del_rcu(&link->c_node);
+}
#else /* !CONFIG_SRCU */
static DECLARE_RWSEM(device_links_lock);
@@ -224,6 +235,16 @@ int device_links_read_lock_held(void)
return lockdep_is_held(&device_links_lock);
}
#endif
+
+static inline void device_link_synchronize_removal(void)
+{
+}
+
+static void device_link_remove_from_lists(struct device_link *link)
+{
+ list_del(&link->s_node);
+ list_del(&link->c_node);
+}
#endif /* !CONFIG_SRCU */
static bool device_is_ancestor(struct device *dev, struct device *target)
@@ -445,8 +466,13 @@ static struct attribute *devlink_attrs[] = {
};
ATTRIBUTE_GROUPS(devlink);
-static void device_link_free(struct device_link *link)
+static void device_link_release_fn(struct work_struct *work)
{
+ struct device_link *link = container_of(work, struct device_link, rm_work);
+
+ /* Ensure that all references to the link object have been dropped. */
+ device_link_synchronize_removal();
+
while (refcount_dec_not_one(&link->rpm_active))
pm_runtime_put(link->supplier);
@@ -455,24 +481,19 @@ static void device_link_free(struct device_link *link)
kfree(link);
}
-#ifdef CONFIG_SRCU
-static void __device_link_free_srcu(struct rcu_head *rhead)
-{
- device_link_free(container_of(rhead, struct device_link, rcu_head));
-}
-
static void devlink_dev_release(struct device *dev)
{
struct device_link *link = to_devlink(dev);
- call_srcu(&device_links_srcu, &link->rcu_head, __device_link_free_srcu);
+ INIT_WORK(&link->rm_work, device_link_release_fn);
+ /*
+ * It may take a while to complete this work because of the SRCU
+ * synchronization in device_link_release_fn() and if the consumer or
+ * supplier devices get deleted when it runs, so put it into the "long"
+ * workqueue.
+ */
+ queue_work(system_long_wq, &link->rm_work);
}
-#else
-static void devlink_dev_release(struct device *dev)
-{
- device_link_free(to_devlink(dev));
-}
-#endif
static struct class devlink_class = {
.name = "devlink",
@@ -846,7 +867,6 @@ struct device_link *device_link_add(struct device *consumer,
}
EXPORT_SYMBOL_GPL(device_link_add);
-#ifdef CONFIG_SRCU
static void __device_link_del(struct kref *kref)
{
struct device_link *link = container_of(kref, struct device_link, kref);
@@ -856,25 +876,9 @@ static void __device_link_del(struct kref *kref)
pm_runtime_drop_link(link);
- list_del_rcu(&link->s_node);
- list_del_rcu(&link->c_node);
+ device_link_remove_from_lists(link);
device_unregister(&link->link_dev);
}
-#else /* !CONFIG_SRCU */
-static void __device_link_del(struct kref *kref)
-{
- struct device_link *link = container_of(kref, struct device_link, kref);
-
- dev_info(link->consumer, "Dropping the link to %s\n",
- dev_name(link->supplier));
-
- pm_runtime_drop_link(link);
-
- list_del(&link->s_node);
- list_del(&link->c_node);
- device_unregister(&link->link_dev);
-}
-#endif /* !CONFIG_SRCU */
static void device_link_put_kref(struct device_link *link)
{
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v10_3.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v10_3.c
index fad3b91..d39cff4 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v10_3.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v10_3.c
@@ -156,16 +156,16 @@ static uint32_t get_sdma_rlc_reg_offset(struct amdgpu_device *adev,
mmSDMA0_RLC0_RB_CNTL) - mmSDMA0_RLC0_RB_CNTL;
break;
case 1:
- sdma_engine_reg_base = SOC15_REG_OFFSET(SDMA1, 0,
+ sdma_engine_reg_base = SOC15_REG_OFFSET(SDMA0, 0,
mmSDMA1_RLC0_RB_CNTL) - mmSDMA0_RLC0_RB_CNTL;
break;
case 2:
- sdma_engine_reg_base = SOC15_REG_OFFSET(SDMA2, 0,
- mmSDMA2_RLC0_RB_CNTL) - mmSDMA2_RLC0_RB_CNTL;
+ sdma_engine_reg_base = SOC15_REG_OFFSET(SDMA0, 0,
+ mmSDMA2_RLC0_RB_CNTL) - mmSDMA0_RLC0_RB_CNTL;
break;
case 3:
- sdma_engine_reg_base = SOC15_REG_OFFSET(SDMA3, 0,
- mmSDMA3_RLC0_RB_CNTL) - mmSDMA2_RLC0_RB_CNTL;
+ sdma_engine_reg_base = SOC15_REG_OFFSET(SDMA0, 0,
+ mmSDMA3_RLC0_RB_CNTL) - mmSDMA0_RLC0_RB_CNTL;
break;
}
@@ -450,7 +450,7 @@ static int hqd_sdma_dump_v10_3(struct kgd_dev *kgd,
engine_id, queue_id);
uint32_t i = 0, reg;
#undef HQD_N_REGS
-#define HQD_N_REGS (19+6+7+10)
+#define HQD_N_REGS (19+6+7+12)
*dump = kmalloc(HQD_N_REGS*2*sizeof(uint32_t), GFP_KERNEL);
if (*dump == NULL)
diff --git a/drivers/gpu/drm/amd/amdgpu/jpeg_v2_0.c b/drivers/gpu/drm/amd/amdgpu/jpeg_v2_0.c
index de5abce..85967a5 100644
--- a/drivers/gpu/drm/amd/amdgpu/jpeg_v2_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/jpeg_v2_0.c
@@ -172,6 +172,8 @@ static int jpeg_v2_0_hw_fini(void *handle)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+ cancel_delayed_work_sync(&adev->vcn.idle_work);
+
if (adev->jpeg.cur_state != AMD_PG_STATE_GATE &&
RREG32_SOC15(JPEG, 0, mmUVD_JRBC_STATUS))
jpeg_v2_0_set_powergating_state(adev, AMD_PG_STATE_GATE);
diff --git a/drivers/gpu/drm/amd/amdgpu/jpeg_v2_5.c b/drivers/gpu/drm/amd/amdgpu/jpeg_v2_5.c
index 938ef4c..46096ad 100644
--- a/drivers/gpu/drm/amd/amdgpu/jpeg_v2_5.c
+++ b/drivers/gpu/drm/amd/amdgpu/jpeg_v2_5.c
@@ -187,14 +187,14 @@ static int jpeg_v2_5_hw_init(void *handle)
static int jpeg_v2_5_hw_fini(void *handle)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
- struct amdgpu_ring *ring;
int i;
+ cancel_delayed_work_sync(&adev->vcn.idle_work);
+
for (i = 0; i < adev->jpeg.num_jpeg_inst; ++i) {
if (adev->jpeg.harvest_config & (1 << i))
continue;
- ring = &adev->jpeg.inst[i].ring_dec;
if (adev->jpeg.cur_state != AMD_PG_STATE_GATE &&
RREG32_SOC15(JPEG, i, mmUVD_JRBC_STATUS))
jpeg_v2_5_set_powergating_state(adev, AMD_PG_STATE_GATE);
diff --git a/drivers/gpu/drm/amd/amdgpu/jpeg_v3_0.c b/drivers/gpu/drm/amd/amdgpu/jpeg_v3_0.c
index 94be353..bd77794 100644
--- a/drivers/gpu/drm/amd/amdgpu/jpeg_v3_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/jpeg_v3_0.c
@@ -159,9 +159,9 @@ static int jpeg_v3_0_hw_init(void *handle)
static int jpeg_v3_0_hw_fini(void *handle)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
- struct amdgpu_ring *ring;
- ring = &adev->jpeg.inst->ring_dec;
+ cancel_delayed_work_sync(&adev->vcn.idle_work);
+
if (adev->jpeg.cur_state != AMD_PG_STATE_GATE &&
RREG32_SOC15(JPEG, 0, mmUVD_JRBC_STATUS))
jpeg_v3_0_set_powergating_state(adev, AMD_PG_STATE_GATE);
diff --git a/drivers/gpu/drm/amd/amdgpu/vcn_v1_0.c b/drivers/gpu/drm/amd/amdgpu/vcn_v1_0.c
index 0c1beef..27b1ced 100644
--- a/drivers/gpu/drm/amd/amdgpu/vcn_v1_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/vcn_v1_0.c
@@ -231,9 +231,13 @@ static int vcn_v1_0_hw_fini(void *handle)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+ cancel_delayed_work_sync(&adev->vcn.idle_work);
+
if ((adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) ||
- RREG32_SOC15(VCN, 0, mmUVD_STATUS))
+ (adev->vcn.cur_state != AMD_PG_STATE_GATE &&
+ RREG32_SOC15(VCN, 0, mmUVD_STATUS))) {
vcn_v1_0_set_powergating_state(adev, AMD_PG_STATE_GATE);
+ }
return 0;
}
diff --git a/drivers/gpu/drm/amd/amdgpu/vcn_v2_0.c b/drivers/gpu/drm/amd/amdgpu/vcn_v2_0.c
index 116b964..8af567c 100644
--- a/drivers/gpu/drm/amd/amdgpu/vcn_v2_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/vcn_v2_0.c
@@ -262,6 +262,8 @@ static int vcn_v2_0_hw_fini(void *handle)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+ cancel_delayed_work_sync(&adev->vcn.idle_work);
+
if ((adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) ||
(adev->vcn.cur_state != AMD_PG_STATE_GATE &&
RREG32_SOC15(VCN, 0, mmUVD_STATUS)))
diff --git a/drivers/gpu/drm/amd/amdgpu/vcn_v2_5.c b/drivers/gpu/drm/amd/amdgpu/vcn_v2_5.c
index 948813d..888b17d 100644
--- a/drivers/gpu/drm/amd/amdgpu/vcn_v2_5.c
+++ b/drivers/gpu/drm/amd/amdgpu/vcn_v2_5.c
@@ -321,6 +321,8 @@ static int vcn_v2_5_hw_fini(void *handle)
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
int i;
+ cancel_delayed_work_sync(&adev->vcn.idle_work);
+
for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
if (adev->vcn.harvest_config & (1 << i))
continue;
diff --git a/drivers/gpu/drm/amd/amdgpu/vcn_v3_0.c b/drivers/gpu/drm/amd/amdgpu/vcn_v3_0.c
index 14470da..3b23de9 100644
--- a/drivers/gpu/drm/amd/amdgpu/vcn_v3_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/vcn_v3_0.c
@@ -372,15 +372,14 @@ static int vcn_v3_0_hw_init(void *handle)
static int vcn_v3_0_hw_fini(void *handle)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
- struct amdgpu_ring *ring;
int i;
+ cancel_delayed_work_sync(&adev->vcn.idle_work);
+
for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
if (adev->vcn.harvest_config & (1 << i))
continue;
- ring = &adev->vcn.inst[i].ring_dec;
-
if (!amdgpu_sriov_vf(adev)) {
if ((adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) ||
(adev->vcn.cur_state != AMD_PG_STATE_GATE &&
diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu11/navi10_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu11/navi10_ppt.c
index ac13042..0eaf86b5 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/smu11/navi10_ppt.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu11/navi10_ppt.c
@@ -2925,6 +2925,8 @@ static ssize_t navi1x_get_gpu_metrics(struct smu_context *smu,
static int navi10_enable_mgpu_fan_boost(struct smu_context *smu)
{
+ struct smu_table_context *table_context = &smu->smu_table;
+ PPTable_t *smc_pptable = table_context->driver_pptable;
struct amdgpu_device *adev = smu->adev;
uint32_t param = 0;
@@ -2932,6 +2934,13 @@ static int navi10_enable_mgpu_fan_boost(struct smu_context *smu)
if (adev->asic_type == CHIP_NAVI12)
return 0;
+ /*
+ * Skip the MGpuFanBoost setting for those ASICs
+ * which do not support it
+ */
+ if (!smc_pptable->MGpuFanBoostLimitRpm)
+ return 0;
+
/* Workaround for WS SKU */
if (adev->pdev->device == 0x7312 &&
adev->pdev->revision == 0)
diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu11/sienna_cichlid_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu11/sienna_cichlid_ppt.c
index d2fd44b..b124a5e 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/smu11/sienna_cichlid_ppt.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu11/sienna_cichlid_ppt.c
@@ -3027,6 +3027,16 @@ static ssize_t sienna_cichlid_get_gpu_metrics(struct smu_context *smu,
static int sienna_cichlid_enable_mgpu_fan_boost(struct smu_context *smu)
{
+ struct smu_table_context *table_context = &smu->smu_table;
+ PPTable_t *smc_pptable = table_context->driver_pptable;
+
+ /*
+ * Skip the MGpuFanBoost setting for those ASICs
+ * which do not support it
+ */
+ if (!smc_pptable->MGpuFanBoostLimitRpm)
+ return 0;
+
return smu_cmn_send_smc_msg_with_param(smu,
SMU_MSG_SetMGpuFanBoostLimitRpm,
0,
diff --git a/drivers/gpu/drm/i915/display/intel_dp_link_training.c b/drivers/gpu/drm/i915/display/intel_dp_link_training.c
index 02a003f..50cae01 100644
--- a/drivers/gpu/drm/i915/display/intel_dp_link_training.c
+++ b/drivers/gpu/drm/i915/display/intel_dp_link_training.c
@@ -128,50 +128,14 @@ intel_dp_set_lttpr_transparent_mode(struct intel_dp *intel_dp, bool enable)
return drm_dp_dpcd_write(&intel_dp->aux, DP_PHY_REPEATER_MODE, &val, 1) == 1;
}
-/**
- * intel_dp_init_lttpr_and_dprx_caps - detect LTTPR and DPRX caps, init the LTTPR link training mode
- * @intel_dp: Intel DP struct
- *
- * Read the LTTPR common and DPRX capabilities and switch to non-transparent
- * link training mode if any is detected and read the PHY capabilities for all
- * detected LTTPRs. In case of an LTTPR detection error or if the number of
- * LTTPRs is more than is supported (8), fall back to the no-LTTPR,
- * transparent mode link training mode.
- *
- * Returns:
- * >0 if LTTPRs were detected and the non-transparent LT mode was set. The
- * DPRX capabilities are read out.
- * 0 if no LTTPRs or more than 8 LTTPRs were detected or in case of a
- * detection failure and the transparent LT mode was set. The DPRX
- * capabilities are read out.
- * <0 Reading out the DPRX capabilities failed.
- */
-int intel_dp_init_lttpr_and_dprx_caps(struct intel_dp *intel_dp)
+static int intel_dp_init_lttpr(struct intel_dp *intel_dp)
{
int lttpr_count;
- bool ret;
int i;
- ret = intel_dp_read_lttpr_common_caps(intel_dp);
-
- /* The DPTX shall read the DPRX caps after LTTPR detection. */
- if (drm_dp_read_dpcd_caps(&intel_dp->aux, intel_dp->dpcd)) {
- intel_dp_reset_lttpr_common_caps(intel_dp);
- return -EIO;
- }
-
- if (!ret)
+ if (!intel_dp_read_lttpr_common_caps(intel_dp))
return 0;
- /*
- * The 0xF0000-0xF02FF range is only valid if the DPCD revision is
- * at least 1.4.
- */
- if (intel_dp->dpcd[DP_DPCD_REV] < 0x14) {
- intel_dp_reset_lttpr_common_caps(intel_dp);
- return 0;
- }
-
lttpr_count = drm_dp_lttpr_count(intel_dp->lttpr_common_caps);
/*
* Prevent setting LTTPR transparent mode explicitly if no LTTPRs are
@@ -211,6 +175,37 @@ int intel_dp_init_lttpr_and_dprx_caps(struct intel_dp *intel_dp)
return lttpr_count;
}
+
+/**
+ * intel_dp_init_lttpr_and_dprx_caps - detect LTTPR and DPRX caps, init the LTTPR link training mode
+ * @intel_dp: Intel DP struct
+ *
+ * Read the LTTPR common and DPRX capabilities and switch to non-transparent
+ * link training mode if any is detected and read the PHY capabilities for all
+ * detected LTTPRs. In case of an LTTPR detection error or if the number of
+ * LTTPRs is more than is supported (8), fall back to the no-LTTPR,
+ * transparent mode link training mode.
+ *
+ * Returns:
+ * >0 if LTTPRs were detected and the non-transparent LT mode was set. The
+ * DPRX capabilities are read out.
+ * 0 if no LTTPRs or more than 8 LTTPRs were detected or in case of a
+ * detection failure and the transparent LT mode was set. The DPRX
+ * capabilities are read out.
+ * <0 Reading out the DPRX capabilities failed.
+ */
+int intel_dp_init_lttpr_and_dprx_caps(struct intel_dp *intel_dp)
+{
+ int lttpr_count = intel_dp_init_lttpr(intel_dp);
+
+ /* The DPTX shall read the DPRX caps after LTTPR detection. */
+ if (drm_dp_read_dpcd_caps(&intel_dp->aux, intel_dp->dpcd)) {
+ intel_dp_reset_lttpr_common_caps(intel_dp);
+ return -EIO;
+ }
+
+ return lttpr_count;
+}
EXPORT_SYMBOL(intel_dp_init_lttpr_and_dprx_caps);
static u8 dp_voltage_max(u8 preemph)
diff --git a/drivers/gpu/drm/meson/meson_drv.c b/drivers/gpu/drm/meson/meson_drv.c
index 453d8b4..07fcd12 100644
--- a/drivers/gpu/drm/meson/meson_drv.c
+++ b/drivers/gpu/drm/meson/meson_drv.c
@@ -485,11 +485,12 @@ static int meson_probe_remote(struct platform_device *pdev,
static void meson_drv_shutdown(struct platform_device *pdev)
{
struct meson_drm *priv = dev_get_drvdata(&pdev->dev);
- struct drm_device *drm = priv->drm;
- DRM_DEBUG_DRIVER("\n");
- drm_kms_helper_poll_fini(drm);
- drm_atomic_helper_shutdown(drm);
+ if (!priv)
+ return;
+
+ drm_kms_helper_poll_fini(priv->drm);
+ drm_atomic_helper_shutdown(priv->drm);
}
static int meson_drv_probe(struct platform_device *pdev)
diff --git a/drivers/gpu/drm/ttm/ttm_device.c b/drivers/gpu/drm/ttm/ttm_device.c
index 510e3e0..a1dcf7d 100644
--- a/drivers/gpu/drm/ttm/ttm_device.c
+++ b/drivers/gpu/drm/ttm/ttm_device.c
@@ -145,7 +145,7 @@ int ttm_device_swapout(struct ttm_device *bdev, struct ttm_operation_ctx *ctx,
list_for_each_entry(bo, &man->lru[j], lru) {
uint32_t num_pages;
- if (!bo->ttm ||
+ if (!bo->ttm || !ttm_tt_is_populated(bo->ttm) ||
bo->ttm->page_flags & TTM_PAGE_FLAG_SG ||
bo->ttm->page_flags & TTM_PAGE_FLAG_SWAPPED)
continue;
diff --git a/drivers/iio/adc/ad7124.c b/drivers/iio/adc/ad7124.c
index 9d3952b..a27db78 100644
--- a/drivers/iio/adc/ad7124.c
+++ b/drivers/iio/adc/ad7124.c
@@ -771,6 +771,13 @@ static int ad7124_of_parse_channel_config(struct iio_dev *indio_dev,
if (ret)
goto err;
+ if (channel >= indio_dev->num_channels) {
+ dev_err(indio_dev->dev.parent,
+ "Channel index >= number of channels\n");
+ ret = -EINVAL;
+ goto err;
+ }
+
ret = of_property_read_u32_array(child, "diff-channels",
ain, 2);
if (ret)
@@ -850,6 +857,11 @@ static int ad7124_setup(struct ad7124_state *st)
return ret;
}
+static void ad7124_reg_disable(void *r)
+{
+ regulator_disable(r);
+}
+
static int ad7124_probe(struct spi_device *spi)
{
const struct ad7124_chip_info *info;
@@ -895,17 +907,20 @@ static int ad7124_probe(struct spi_device *spi)
ret = regulator_enable(st->vref[i]);
if (ret)
return ret;
+
+ ret = devm_add_action_or_reset(&spi->dev, ad7124_reg_disable,
+ st->vref[i]);
+ if (ret)
+ return ret;
}
st->mclk = devm_clk_get(&spi->dev, "mclk");
- if (IS_ERR(st->mclk)) {
- ret = PTR_ERR(st->mclk);
- goto error_regulator_disable;
- }
+ if (IS_ERR(st->mclk))
+ return PTR_ERR(st->mclk);
ret = clk_prepare_enable(st->mclk);
if (ret < 0)
- goto error_regulator_disable;
+ return ret;
ret = ad7124_soft_reset(st);
if (ret < 0)
@@ -935,11 +950,6 @@ static int ad7124_probe(struct spi_device *spi)
ad_sd_cleanup_buffer_and_trigger(indio_dev);
error_clk_disable_unprepare:
clk_disable_unprepare(st->mclk);
-error_regulator_disable:
- for (i = ARRAY_SIZE(st->vref) - 1; i >= 0; i--) {
- if (!IS_ERR_OR_NULL(st->vref[i]))
- regulator_disable(st->vref[i]);
- }
return ret;
}
@@ -948,17 +958,11 @@ static int ad7124_remove(struct spi_device *spi)
{
struct iio_dev *indio_dev = spi_get_drvdata(spi);
struct ad7124_state *st = iio_priv(indio_dev);
- int i;
iio_device_unregister(indio_dev);
ad_sd_cleanup_buffer_and_trigger(indio_dev);
clk_disable_unprepare(st->mclk);
- for (i = ARRAY_SIZE(st->vref) - 1; i >= 0; i--) {
- if (!IS_ERR_OR_NULL(st->vref[i]))
- regulator_disable(st->vref[i]);
- }
-
return 0;
}
diff --git a/drivers/iio/adc/ad7192.c b/drivers/iio/adc/ad7192.c
index 2ed5805..1141cc1 100644
--- a/drivers/iio/adc/ad7192.c
+++ b/drivers/iio/adc/ad7192.c
@@ -912,7 +912,7 @@ static int ad7192_probe(struct spi_device *spi)
{
struct ad7192_state *st;
struct iio_dev *indio_dev;
- int ret, voltage_uv = 0;
+ int ret;
if (!spi->irq) {
dev_err(&spi->dev, "no IRQ?\n");
@@ -949,15 +949,12 @@ static int ad7192_probe(struct spi_device *spi)
goto error_disable_avdd;
}
- voltage_uv = regulator_get_voltage(st->avdd);
-
- if (voltage_uv > 0) {
- st->int_vref_mv = voltage_uv / 1000;
- } else {
- ret = voltage_uv;
+ ret = regulator_get_voltage(st->avdd);
+ if (ret < 0) {
dev_err(&spi->dev, "Device tree error, reference voltage undefined\n");
goto error_disable_avdd;
}
+ st->int_vref_mv = ret / 1000;
spi_set_drvdata(spi, indio_dev);
st->chip_info = of_device_get_match_data(&spi->dev);
@@ -1014,7 +1011,9 @@ static int ad7192_probe(struct spi_device *spi)
return 0;
error_disable_clk:
- clk_disable_unprepare(st->mclk);
+ if (st->clock_sel == AD7192_CLK_EXT_MCLK1_2 ||
+ st->clock_sel == AD7192_CLK_EXT_MCLK2)
+ clk_disable_unprepare(st->mclk);
error_remove_trigger:
ad_sd_cleanup_buffer_and_trigger(indio_dev);
error_disable_dvdd:
@@ -1031,7 +1030,9 @@ static int ad7192_remove(struct spi_device *spi)
struct ad7192_state *st = iio_priv(indio_dev);
iio_device_unregister(indio_dev);
- clk_disable_unprepare(st->mclk);
+ if (st->clock_sel == AD7192_CLK_EXT_MCLK1_2 ||
+ st->clock_sel == AD7192_CLK_EXT_MCLK2)
+ clk_disable_unprepare(st->mclk);
ad_sd_cleanup_buffer_and_trigger(indio_dev);
regulator_disable(st->dvdd);
diff --git a/drivers/iio/adc/ad7768-1.c b/drivers/iio/adc/ad7768-1.c
index c945f13..60f21fe 100644
--- a/drivers/iio/adc/ad7768-1.c
+++ b/drivers/iio/adc/ad7768-1.c
@@ -167,6 +167,10 @@ struct ad7768_state {
* transfer buffers to live in their own cache lines.
*/
union {
+ struct {
+ __be32 chan;
+ s64 timestamp;
+ } scan;
__be32 d32;
u8 d8[2];
} data ____cacheline_aligned;
@@ -469,11 +473,11 @@ static irqreturn_t ad7768_trigger_handler(int irq, void *p)
mutex_lock(&st->lock);
- ret = spi_read(st->spi, &st->data.d32, 3);
+ ret = spi_read(st->spi, &st->data.scan.chan, 3);
if (ret < 0)
goto err_unlock;
- iio_push_to_buffers_with_timestamp(indio_dev, &st->data.d32,
+ iio_push_to_buffers_with_timestamp(indio_dev, &st->data.scan,
iio_get_time_ns(indio_dev));
iio_trigger_notify_done(indio_dev->trig);
diff --git a/drivers/iio/adc/ad7793.c b/drivers/iio/adc/ad7793.c
index 5e980a06..440ef4c 100644
--- a/drivers/iio/adc/ad7793.c
+++ b/drivers/iio/adc/ad7793.c
@@ -279,6 +279,7 @@ static int ad7793_setup(struct iio_dev *indio_dev,
id &= AD7793_ID_MASK;
if (id != st->chip_info->id) {
+ ret = -ENODEV;
dev_err(&st->sd.spi->dev, "device ID query failed\n");
goto out;
}
diff --git a/drivers/iio/adc/ad7923.c b/drivers/iio/adc/ad7923.c
index 9a64974..069b561 100644
--- a/drivers/iio/adc/ad7923.c
+++ b/drivers/iio/adc/ad7923.c
@@ -59,8 +59,10 @@ struct ad7923_state {
/*
* DMA (thus cache coherency maintenance) requires the
* transfer buffers to live in their own cache lines.
+ * Ensure rx_buf can be directly used in iio_push_to_buffers_with_timetamp
+ * Length = 8 channels + 4 extra for 8 byte timestamp
*/
- __be16 rx_buf[4] ____cacheline_aligned;
+ __be16 rx_buf[12] ____cacheline_aligned;
__be16 tx_buf[4];
};
diff --git a/drivers/iio/dac/ad5770r.c b/drivers/iio/dac/ad5770r.c
index 7ab2ccf..8107f7b 100644
--- a/drivers/iio/dac/ad5770r.c
+++ b/drivers/iio/dac/ad5770r.c
@@ -524,23 +524,29 @@ static int ad5770r_channel_config(struct ad5770r_state *st)
device_for_each_child_node(&st->spi->dev, child) {
ret = fwnode_property_read_u32(child, "num", &num);
if (ret)
- return ret;
- if (num >= AD5770R_MAX_CHANNELS)
- return -EINVAL;
+ goto err_child_out;
+ if (num >= AD5770R_MAX_CHANNELS) {
+ ret = -EINVAL;
+ goto err_child_out;
+ }
ret = fwnode_property_read_u32_array(child,
"adi,range-microamp",
tmp, 2);
if (ret)
- return ret;
+ goto err_child_out;
min = tmp[0] / 1000;
max = tmp[1] / 1000;
ret = ad5770r_store_output_range(st, min, max, num);
if (ret)
- return ret;
+ goto err_child_out;
}
+ return 0;
+
+err_child_out:
+ fwnode_handle_put(child);
return ret;
}
diff --git a/drivers/iio/gyro/fxas21002c_core.c b/drivers/iio/gyro/fxas21002c_core.c
index 1a20c6b..645461c 100644
--- a/drivers/iio/gyro/fxas21002c_core.c
+++ b/drivers/iio/gyro/fxas21002c_core.c
@@ -399,6 +399,7 @@ static int fxas21002c_temp_get(struct fxas21002c_data *data, int *val)
ret = regmap_field_read(data->regmap_fields[F_TEMP], &temp);
if (ret < 0) {
dev_err(dev, "failed to read temp: %d\n", ret);
+ fxas21002c_pm_put(data);
goto data_unlock;
}
@@ -432,6 +433,7 @@ static int fxas21002c_axis_get(struct fxas21002c_data *data,
&axis_be, sizeof(axis_be));
if (ret < 0) {
dev_err(dev, "failed to read axis: %d: %d\n", index, ret);
+ fxas21002c_pm_put(data);
goto data_unlock;
}
diff --git a/drivers/infiniband/hw/mlx5/mr.c b/drivers/infiniband/hw/mlx5/mr.c
index 4388afe..9662cd3 100644
--- a/drivers/infiniband/hw/mlx5/mr.c
+++ b/drivers/infiniband/hw/mlx5/mr.c
@@ -743,10 +743,10 @@ int mlx5_mr_cache_init(struct mlx5_ib_dev *dev)
ent->xlt = (1 << ent->order) * sizeof(struct mlx5_mtt) /
MLX5_IB_UMR_OCTOWORD;
ent->access_mode = MLX5_MKC_ACCESS_MODE_MTT;
- if ((dev->mdev->profile->mask & MLX5_PROF_MASK_MR_CACHE) &&
+ if ((dev->mdev->profile.mask & MLX5_PROF_MASK_MR_CACHE) &&
!dev->is_rep && mlx5_core_is_pf(dev->mdev) &&
mlx5_ib_can_load_pas_with_umr(dev, 0))
- ent->limit = dev->mdev->profile->mr_cache[i].limit;
+ ent->limit = dev->mdev->profile.mr_cache[i].limit;
else
ent->limit = 0;
spin_lock_irq(&ent->lock);
diff --git a/drivers/interconnect/qcom/bcm-voter.c b/drivers/interconnect/qcom/bcm-voter.c
index d1591a2..8f385f9 100644
--- a/drivers/interconnect/qcom/bcm-voter.c
+++ b/drivers/interconnect/qcom/bcm-voter.c
@@ -1,6 +1,6 @@
// SPDX-License-Identifier: GPL-2.0
/*
- * Copyright (c) 2020, The Linux Foundation. All rights reserved.
+ * Copyright (c) 2020-2021, The Linux Foundation. All rights reserved.
*/
#include <asm/div64.h>
@@ -205,6 +205,7 @@ struct bcm_voter *of_bcm_voter_get(struct device *dev, const char *name)
}
mutex_unlock(&bcm_voter_lock);
+ of_node_put(node);
return voter;
}
EXPORT_SYMBOL_GPL(of_bcm_voter_get);
@@ -362,6 +363,7 @@ static const struct of_device_id bcm_voter_of_match[] = {
{ .compatible = "qcom,bcm-voter" },
{ }
};
+MODULE_DEVICE_TABLE(of, bcm_voter_of_match);
static struct platform_driver qcom_icc_bcm_voter_driver = {
.probe = qcom_icc_bcm_voter_probe,
diff --git a/drivers/iommu/amd/iommu.c b/drivers/iommu/amd/iommu.c
index 80e8e19..3ac42bb 100644
--- a/drivers/iommu/amd/iommu.c
+++ b/drivers/iommu/amd/iommu.c
@@ -884,7 +884,7 @@ static inline u64 build_inv_address(u64 address, size_t size)
* The msb-bit must be clear on the address. Just set all the
* lower bits.
*/
- address |= 1ull << (msb_diff - 1);
+ address |= (1ull << msb_diff) - 1;
}
/* Clear bits 11:0 */
@@ -1714,6 +1714,8 @@ static void amd_iommu_probe_finalize(struct device *dev)
domain = iommu_get_domain_for_dev(dev);
if (domain->type == IOMMU_DOMAIN_DMA)
iommu_setup_dma_ops(dev, IOVA_START_PFN << PAGE_SHIFT, 0);
+ else
+ set_dma_ops(dev, NULL);
}
static void amd_iommu_release_device(struct device *dev)
diff --git a/drivers/iommu/intel/dmar.c b/drivers/iommu/intel/dmar.c
index 1757ac1..84057cb 100644
--- a/drivers/iommu/intel/dmar.c
+++ b/drivers/iommu/intel/dmar.c
@@ -1142,7 +1142,7 @@ static int alloc_iommu(struct dmar_drhd_unit *drhd)
err = iommu_device_register(&iommu->iommu, &intel_iommu_ops, NULL);
if (err)
- goto err_unmap;
+ goto err_sysfs;
}
drhd->iommu = iommu;
@@ -1150,6 +1150,8 @@ static int alloc_iommu(struct dmar_drhd_unit *drhd)
return 0;
+err_sysfs:
+ iommu_device_sysfs_remove(&iommu->iommu);
err_unmap:
unmap_iommu(iommu);
error_free_seq_id:
diff --git a/drivers/iommu/intel/iommu.c b/drivers/iommu/intel/iommu.c
index 708f430a..be35284 100644
--- a/drivers/iommu/intel/iommu.c
+++ b/drivers/iommu/intel/iommu.c
@@ -2525,9 +2525,9 @@ static int domain_setup_first_level(struct intel_iommu *iommu,
struct device *dev,
u32 pasid)
{
- int flags = PASID_FLAG_SUPERVISOR_MODE;
struct dma_pte *pgd = domain->pgd;
int agaw, level;
+ int flags = 0;
/*
* Skip top levels of page tables for iommu which has
@@ -2543,7 +2543,10 @@ static int domain_setup_first_level(struct intel_iommu *iommu,
if (level != 4 && level != 5)
return -EINVAL;
- flags |= (level == 5) ? PASID_FLAG_FL5LP : 0;
+ if (pasid != PASID_RID2PASID)
+ flags |= PASID_FLAG_SUPERVISOR_MODE;
+ if (level == 5)
+ flags |= PASID_FLAG_FL5LP;
if (domain->domain.type == IOMMU_DOMAIN_UNMANAGED)
flags |= PASID_FLAG_PAGE_SNOOP;
@@ -4606,6 +4609,8 @@ static int auxiliary_link_device(struct dmar_domain *domain,
if (!sinfo) {
sinfo = kzalloc(sizeof(*sinfo), GFP_ATOMIC);
+ if (!sinfo)
+ return -ENOMEM;
sinfo->domain = domain;
sinfo->pdev = dev;
list_add(&sinfo->link_phys, &info->subdevices);
diff --git a/drivers/iommu/intel/pasid.c b/drivers/iommu/intel/pasid.c
index 72646ba..72dc848 100644
--- a/drivers/iommu/intel/pasid.c
+++ b/drivers/iommu/intel/pasid.c
@@ -699,7 +699,8 @@ int intel_pasid_setup_second_level(struct intel_iommu *iommu,
* Since it is a second level only translation setup, we should
* set SRE bit as well (addresses are expected to be GPAs).
*/
- pasid_set_sre(pte);
+ if (pasid != PASID_RID2PASID)
+ pasid_set_sre(pte);
pasid_set_present(pte);
pasid_flush_caches(iommu, pte, pasid, did);
diff --git a/drivers/iommu/virtio-iommu.c b/drivers/iommu/virtio-iommu.c
index 7c02481..c6e5ee4 100644
--- a/drivers/iommu/virtio-iommu.c
+++ b/drivers/iommu/virtio-iommu.c
@@ -1136,6 +1136,7 @@ static struct virtio_device_id id_table[] = {
{ VIRTIO_ID_IOMMU, VIRTIO_DEV_ANY_ID },
{ 0 },
};
+MODULE_DEVICE_TABLE(virtio, id_table);
static struct virtio_driver virtio_iommu_drv = {
.driver.name = KBUILD_MODNAME,
diff --git a/drivers/isdn/hardware/mISDN/netjet.c b/drivers/isdn/hardware/mISDN/netjet.c
index ee925b58..2a1ddd4 100644
--- a/drivers/isdn/hardware/mISDN/netjet.c
+++ b/drivers/isdn/hardware/mISDN/netjet.c
@@ -1100,7 +1100,6 @@ nj_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
card->typ = NETJET_S_TJ300;
card->base = pci_resource_start(pdev, 0);
- card->irq = pdev->irq;
pci_set_drvdata(pdev, card);
err = setup_instance(card);
if (err)
diff --git a/drivers/md/dm-snap.c b/drivers/md/dm-snap.c
index b8e4d31..751ec5e 100644
--- a/drivers/md/dm-snap.c
+++ b/drivers/md/dm-snap.c
@@ -859,7 +859,8 @@ static uint32_t __minimum_chunk_size(struct origin *o)
if (o)
list_for_each_entry(snap, &o->snapshots, list)
- chunk_size = min(chunk_size, snap->store->chunk_size);
+ chunk_size = min_not_zero(chunk_size,
+ snap->store->chunk_size);
return (uint32_t) chunk_size;
}
diff --git a/drivers/md/dm-verity-verify-sig.c b/drivers/md/dm-verity-verify-sig.c
index 29385dc..db61a1f 100644
--- a/drivers/md/dm-verity-verify-sig.c
+++ b/drivers/md/dm-verity-verify-sig.c
@@ -15,7 +15,7 @@
#define DM_VERITY_VERIFY_ERR(s) DM_VERITY_ROOT_HASH_VERIFICATION " " s
static bool require_signatures;
-module_param(require_signatures, bool, false);
+module_param(require_signatures, bool, 0444);
MODULE_PARM_DESC(require_signatures,
"Verify the roothash of dm-verity hash tree");
diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c
index 841e1c1..7d4ff8a 100644
--- a/drivers/md/raid5.c
+++ b/drivers/md/raid5.c
@@ -5311,8 +5311,6 @@ static int in_chunk_boundary(struct mddev *mddev, struct bio *bio)
unsigned int chunk_sectors;
unsigned int bio_sectors = bio_sectors(bio);
- WARN_ON_ONCE(bio->bi_bdev->bd_partno);
-
chunk_sectors = min(conf->chunk_sectors, conf->prev_chunk_sectors);
return chunk_sectors >=
((sector & (chunk_sectors - 1)) + bio_sectors);
diff --git a/drivers/misc/kgdbts.c b/drivers/misc/kgdbts.c
index 64d33e3..67c5b45 100644
--- a/drivers/misc/kgdbts.c
+++ b/drivers/misc/kgdbts.c
@@ -101,8 +101,9 @@
printk(KERN_INFO a); \
} while (0)
#define v2printk(a...) do { \
- if (verbose > 1) \
+ if (verbose > 1) { \
printk(KERN_INFO a); \
+ } \
touch_nmi_watchdog(); \
} while (0)
#define eprintk(a...) do { \
diff --git a/drivers/misc/mei/interrupt.c b/drivers/misc/mei/interrupt.c
index a98f6b8..aab3ebf 100644
--- a/drivers/misc/mei/interrupt.c
+++ b/drivers/misc/mei/interrupt.c
@@ -277,6 +277,9 @@ static int mei_cl_irq_read(struct mei_cl *cl, struct mei_cl_cb *cb,
return ret;
}
+ pm_runtime_mark_last_busy(dev->dev);
+ pm_request_autosuspend(dev->dev);
+
list_move_tail(&cb->list, &cl->rd_pending);
return 0;
diff --git a/drivers/mtd/nand/raw/cs553x_nand.c b/drivers/mtd/nand/raw/cs553x_nand.c
index 6edf78c..df40927 100644
--- a/drivers/mtd/nand/raw/cs553x_nand.c
+++ b/drivers/mtd/nand/raw/cs553x_nand.c
@@ -18,6 +18,7 @@
#include <linux/module.h>
#include <linux/delay.h>
#include <linux/mtd/mtd.h>
+#include <linux/mtd/nand-ecc-sw-hamming.h>
#include <linux/mtd/rawnand.h>
#include <linux/mtd/partitions.h>
#include <linux/iopoll.h>
@@ -240,6 +241,15 @@ static int cs_calculate_ecc(struct nand_chip *this, const u_char *dat,
return 0;
}
+static int cs553x_ecc_correct(struct nand_chip *chip,
+ unsigned char *buf,
+ unsigned char *read_ecc,
+ unsigned char *calc_ecc)
+{
+ return ecc_sw_hamming_correct(buf, read_ecc, calc_ecc,
+ chip->ecc.size, false);
+}
+
static struct cs553x_nand_controller *controllers[4];
static int cs553x_attach_chip(struct nand_chip *chip)
@@ -251,7 +261,7 @@ static int cs553x_attach_chip(struct nand_chip *chip)
chip->ecc.bytes = 3;
chip->ecc.hwctl = cs_enable_hwecc;
chip->ecc.calculate = cs_calculate_ecc;
- chip->ecc.correct = rawnand_sw_hamming_correct;
+ chip->ecc.correct = cs553x_ecc_correct;
chip->ecc.strength = 1;
return 0;
diff --git a/drivers/mtd/nand/raw/fsmc_nand.c b/drivers/mtd/nand/raw/fsmc_nand.c
index bf69525..a3e6615 100644
--- a/drivers/mtd/nand/raw/fsmc_nand.c
+++ b/drivers/mtd/nand/raw/fsmc_nand.c
@@ -25,6 +25,7 @@
#include <linux/sched.h>
#include <linux/types.h>
#include <linux/mtd/mtd.h>
+#include <linux/mtd/nand-ecc-sw-hamming.h>
#include <linux/mtd/rawnand.h>
#include <linux/platform_device.h>
#include <linux/of.h>
@@ -432,6 +433,15 @@ static int fsmc_read_hwecc_ecc1(struct nand_chip *chip, const u8 *data,
return 0;
}
+static int fsmc_correct_ecc1(struct nand_chip *chip,
+ unsigned char *buf,
+ unsigned char *read_ecc,
+ unsigned char *calc_ecc)
+{
+ return ecc_sw_hamming_correct(buf, read_ecc, calc_ecc,
+ chip->ecc.size, false);
+}
+
/* Count the number of 0's in buff upto a max of max_bits */
static int count_written_bits(u8 *buff, int size, int max_bits)
{
@@ -917,7 +927,7 @@ static int fsmc_nand_attach_chip(struct nand_chip *nand)
case NAND_ECC_ENGINE_TYPE_ON_HOST:
dev_info(host->dev, "Using 1-bit HW ECC scheme\n");
nand->ecc.calculate = fsmc_read_hwecc_ecc1;
- nand->ecc.correct = rawnand_sw_hamming_correct;
+ nand->ecc.correct = fsmc_correct_ecc1;
nand->ecc.hwctl = fsmc_enable_hwecc;
nand->ecc.bytes = 3;
nand->ecc.strength = 1;
diff --git a/drivers/mtd/nand/raw/lpc32xx_slc.c b/drivers/mtd/nand/raw/lpc32xx_slc.c
index 6b7269c..d7dfc6f 100644
--- a/drivers/mtd/nand/raw/lpc32xx_slc.c
+++ b/drivers/mtd/nand/raw/lpc32xx_slc.c
@@ -27,6 +27,7 @@
#include <linux/of.h>
#include <linux/of_gpio.h>
#include <linux/mtd/lpc32xx_slc.h>
+#include <linux/mtd/nand-ecc-sw-hamming.h>
#define LPC32XX_MODNAME "lpc32xx-nand"
@@ -345,6 +346,18 @@ static int lpc32xx_nand_ecc_calculate(struct nand_chip *chip,
}
/*
+ * Corrects the data
+ */
+static int lpc32xx_nand_ecc_correct(struct nand_chip *chip,
+ unsigned char *buf,
+ unsigned char *read_ecc,
+ unsigned char *calc_ecc)
+{
+ return ecc_sw_hamming_correct(buf, read_ecc, calc_ecc,
+ chip->ecc.size, false);
+}
+
+/*
* Read a single byte from NAND device
*/
static uint8_t lpc32xx_nand_read_byte(struct nand_chip *chip)
@@ -802,7 +815,7 @@ static int lpc32xx_nand_attach_chip(struct nand_chip *chip)
chip->ecc.write_oob = lpc32xx_nand_write_oob_syndrome;
chip->ecc.read_oob = lpc32xx_nand_read_oob_syndrome;
chip->ecc.calculate = lpc32xx_nand_ecc_calculate;
- chip->ecc.correct = rawnand_sw_hamming_correct;
+ chip->ecc.correct = lpc32xx_nand_ecc_correct;
chip->ecc.hwctl = lpc32xx_nand_ecc_enable;
/*
diff --git a/drivers/mtd/nand/raw/ndfc.c b/drivers/mtd/nand/raw/ndfc.c
index 338d6b1..98d5a94 100644
--- a/drivers/mtd/nand/raw/ndfc.c
+++ b/drivers/mtd/nand/raw/ndfc.c
@@ -22,6 +22,7 @@
#include <linux/mtd/ndfc.h>
#include <linux/slab.h>
#include <linux/mtd/mtd.h>
+#include <linux/mtd/nand-ecc-sw-hamming.h>
#include <linux/of_address.h>
#include <linux/of_platform.h>
#include <asm/io.h>
@@ -100,6 +101,15 @@ static int ndfc_calculate_ecc(struct nand_chip *chip,
return 0;
}
+static int ndfc_correct_ecc(struct nand_chip *chip,
+ unsigned char *buf,
+ unsigned char *read_ecc,
+ unsigned char *calc_ecc)
+{
+ return ecc_sw_hamming_correct(buf, read_ecc, calc_ecc,
+ chip->ecc.size, false);
+}
+
/*
* Speedups for buffer read/write/verify
*
@@ -145,7 +155,7 @@ static int ndfc_chip_init(struct ndfc_controller *ndfc,
chip->controller = &ndfc->ndfc_control;
chip->legacy.read_buf = ndfc_read_buf;
chip->legacy.write_buf = ndfc_write_buf;
- chip->ecc.correct = rawnand_sw_hamming_correct;
+ chip->ecc.correct = ndfc_correct_ecc;
chip->ecc.hwctl = ndfc_enable_hwecc;
chip->ecc.calculate = ndfc_calculate_ecc;
chip->ecc.engine_type = NAND_ECC_ENGINE_TYPE_ON_HOST;
diff --git a/drivers/mtd/nand/raw/sharpsl.c b/drivers/mtd/nand/raw/sharpsl.c
index 5612ee62..2f1fe46 100644
--- a/drivers/mtd/nand/raw/sharpsl.c
+++ b/drivers/mtd/nand/raw/sharpsl.c
@@ -11,6 +11,7 @@
#include <linux/module.h>
#include <linux/delay.h>
#include <linux/mtd/mtd.h>
+#include <linux/mtd/nand-ecc-sw-hamming.h>
#include <linux/mtd/rawnand.h>
#include <linux/mtd/partitions.h>
#include <linux/mtd/sharpsl.h>
@@ -96,6 +97,15 @@ static int sharpsl_nand_calculate_ecc(struct nand_chip *chip,
return readb(sharpsl->io + ECCCNTR) != 0;
}
+static int sharpsl_nand_correct_ecc(struct nand_chip *chip,
+ unsigned char *buf,
+ unsigned char *read_ecc,
+ unsigned char *calc_ecc)
+{
+ return ecc_sw_hamming_correct(buf, read_ecc, calc_ecc,
+ chip->ecc.size, false);
+}
+
static int sharpsl_attach_chip(struct nand_chip *chip)
{
if (chip->ecc.engine_type != NAND_ECC_ENGINE_TYPE_ON_HOST)
@@ -106,7 +116,7 @@ static int sharpsl_attach_chip(struct nand_chip *chip)
chip->ecc.strength = 1;
chip->ecc.hwctl = sharpsl_nand_enable_hwecc;
chip->ecc.calculate = sharpsl_nand_calculate_ecc;
- chip->ecc.correct = rawnand_sw_hamming_correct;
+ chip->ecc.correct = sharpsl_nand_correct_ecc;
return 0;
}
diff --git a/drivers/mtd/nand/raw/tmio_nand.c b/drivers/mtd/nand/raw/tmio_nand.c
index de8e919..6d93dd3 100644
--- a/drivers/mtd/nand/raw/tmio_nand.c
+++ b/drivers/mtd/nand/raw/tmio_nand.c
@@ -34,6 +34,7 @@
#include <linux/interrupt.h>
#include <linux/ioport.h>
#include <linux/mtd/mtd.h>
+#include <linux/mtd/nand-ecc-sw-hamming.h>
#include <linux/mtd/rawnand.h>
#include <linux/mtd/partitions.h>
#include <linux/slab.h>
@@ -292,11 +293,12 @@ static int tmio_nand_correct_data(struct nand_chip *chip, unsigned char *buf,
int r0, r1;
/* assume ecc.size = 512 and ecc.bytes = 6 */
- r0 = rawnand_sw_hamming_correct(chip, buf, read_ecc, calc_ecc);
+ r0 = ecc_sw_hamming_correct(buf, read_ecc, calc_ecc,
+ chip->ecc.size, false);
if (r0 < 0)
return r0;
- r1 = rawnand_sw_hamming_correct(chip, buf + 256, read_ecc + 3,
- calc_ecc + 3);
+ r1 = ecc_sw_hamming_correct(buf + 256, read_ecc + 3, calc_ecc + 3,
+ chip->ecc.size, false);
if (r1 < 0)
return r1;
return r0 + r1;
diff --git a/drivers/mtd/nand/raw/txx9ndfmc.c b/drivers/mtd/nand/raw/txx9ndfmc.c
index 1a9449e..b8894ac 100644
--- a/drivers/mtd/nand/raw/txx9ndfmc.c
+++ b/drivers/mtd/nand/raw/txx9ndfmc.c
@@ -13,6 +13,7 @@
#include <linux/platform_device.h>
#include <linux/delay.h>
#include <linux/mtd/mtd.h>
+#include <linux/mtd/nand-ecc-sw-hamming.h>
#include <linux/mtd/rawnand.h>
#include <linux/mtd/partitions.h>
#include <linux/io.h>
@@ -193,8 +194,8 @@ static int txx9ndfmc_correct_data(struct nand_chip *chip, unsigned char *buf,
int stat;
for (eccsize = chip->ecc.size; eccsize > 0; eccsize -= 256) {
- stat = rawnand_sw_hamming_correct(chip, buf, read_ecc,
- calc_ecc);
+ stat = ecc_sw_hamming_correct(buf, read_ecc, calc_ecc,
+ chip->ecc.size, false);
if (stat < 0)
return stat;
corrected += stat;
diff --git a/drivers/mtd/parsers/ofpart_core.c b/drivers/mtd/parsers/ofpart_core.c
index 0fd8d2a..192190c 100644
--- a/drivers/mtd/parsers/ofpart_core.c
+++ b/drivers/mtd/parsers/ofpart_core.c
@@ -57,20 +57,22 @@ static int parse_fixed_partitions(struct mtd_info *master,
if (!mtd_node)
return 0;
- ofpart_node = of_get_child_by_name(mtd_node, "partitions");
- if (!ofpart_node && !master->parent) {
- /*
- * We might get here even when ofpart isn't used at all (e.g.,
- * when using another parser), so don't be louder than
- * KERN_DEBUG
- */
- pr_debug("%s: 'partitions' subnode not found on %pOF. Trying to parse direct subnodes as partitions.\n",
- master->name, mtd_node);
+ if (!master->parent) { /* Master */
+ ofpart_node = of_get_child_by_name(mtd_node, "partitions");
+ if (!ofpart_node) {
+ /*
+ * We might get here even when ofpart isn't used at all (e.g.,
+ * when using another parser), so don't be louder than
+ * KERN_DEBUG
+ */
+ pr_debug("%s: 'partitions' subnode not found on %pOF. Trying to parse direct subnodes as partitions.\n",
+ master->name, mtd_node);
+ ofpart_node = mtd_node;
+ dedicated = false;
+ }
+ } else { /* Partition */
ofpart_node = mtd_node;
- dedicated = false;
}
- if (!ofpart_node)
- return 0;
of_id = of_match_node(parse_ofpart_match_table, ofpart_node);
if (dedicated && !of_id) {
diff --git a/drivers/net/appletalk/cops.c b/drivers/net/appletalk/cops.c
index ba8e70a..6b12ce8 100644
--- a/drivers/net/appletalk/cops.c
+++ b/drivers/net/appletalk/cops.c
@@ -327,6 +327,8 @@ static int __init cops_probe1(struct net_device *dev, int ioaddr)
break;
}
+ dev->base_addr = ioaddr;
+
/* Reserve any actual interrupt. */
if (dev->irq) {
retval = request_irq(dev->irq, cops_interrupt, 0, dev->name, dev);
@@ -334,8 +336,6 @@ static int __init cops_probe1(struct net_device *dev, int ioaddr)
goto err_out;
}
- dev->base_addr = ioaddr;
-
lp = netdev_priv(dev);
spin_lock_init(&lp->lock);
diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c
index 20bbda1..c5a646d 100644
--- a/drivers/net/bonding/bond_main.c
+++ b/drivers/net/bonding/bond_main.c
@@ -1526,6 +1526,7 @@ static struct slave *bond_alloc_slave(struct bonding *bond,
slave->bond = bond;
slave->dev = slave_dev;
+ INIT_DELAYED_WORK(&slave->notify_work, bond_netdev_notify_work);
if (bond_kobj_init(slave))
return NULL;
@@ -1538,7 +1539,6 @@ static struct slave *bond_alloc_slave(struct bonding *bond,
return NULL;
}
}
- INIT_DELAYED_WORK(&slave->notify_work, bond_netdev_notify_work);
return slave;
}
diff --git a/drivers/net/dsa/bcm_sf2.c b/drivers/net/dsa/bcm_sf2.c
index 9150038..3b018fc 100644
--- a/drivers/net/dsa/bcm_sf2.c
+++ b/drivers/net/dsa/bcm_sf2.c
@@ -821,11 +821,9 @@ static void bcm_sf2_sw_mac_link_up(struct dsa_switch *ds, int port,
bcm_sf2_sw_mac_link_set(ds, port, interface, true);
if (port != core_readl(priv, CORE_IMP0_PRT_ID)) {
- u32 reg_rgmii_ctrl;
+ u32 reg_rgmii_ctrl = 0;
u32 reg, offset;
- reg_rgmii_ctrl = bcm_sf2_reg_rgmii_cntrl(priv, port);
-
if (priv->type == BCM4908_DEVICE_ID ||
priv->type == BCM7445_DEVICE_ID)
offset = CORE_STS_OVERRIDE_GMIIP_PORT(port);
@@ -836,6 +834,7 @@ static void bcm_sf2_sw_mac_link_up(struct dsa_switch *ds, int port,
interface == PHY_INTERFACE_MODE_RGMII_TXID ||
interface == PHY_INTERFACE_MODE_MII ||
interface == PHY_INTERFACE_MODE_REVMII) {
+ reg_rgmii_ctrl = bcm_sf2_reg_rgmii_cntrl(priv, port);
reg = reg_readl(priv, reg_rgmii_ctrl);
reg &= ~(RX_PAUSE_EN | TX_PAUSE_EN);
diff --git a/drivers/net/dsa/microchip/ksz9477.c b/drivers/net/dsa/microchip/ksz9477.c
index 55e5d47..854e25f 100644
--- a/drivers/net/dsa/microchip/ksz9477.c
+++ b/drivers/net/dsa/microchip/ksz9477.c
@@ -1530,6 +1530,7 @@ static const struct ksz_chip_data ksz9477_switch_chips[] = {
.num_statics = 16,
.cpu_ports = 0x7F, /* can be configured as cpu port */
.port_cnt = 7, /* total physical port count */
+ .phy_errata_9477 = true,
},
};
diff --git a/drivers/net/dsa/mt7530.c b/drivers/net/dsa/mt7530.c
index 96f7c9ee..9b90f3d 100644
--- a/drivers/net/dsa/mt7530.c
+++ b/drivers/net/dsa/mt7530.c
@@ -1262,14 +1262,6 @@ mt7530_port_set_vlan_aware(struct dsa_switch *ds, int port)
{
struct mt7530_priv *priv = ds->priv;
- /* The real fabric path would be decided on the membership in the
- * entry of VLAN table. PCR_MATRIX set up here with ALL_MEMBERS
- * means potential VLAN can be consisting of certain subset of all
- * ports.
- */
- mt7530_rmw(priv, MT7530_PCR_P(port),
- PCR_MATRIX_MASK, PCR_MATRIX(MT7530_ALL_MEMBERS));
-
/* Trapped into security mode allows packet forwarding through VLAN
* table lookup. CPU port is set to fallback mode to let untagged
* frames pass through.
diff --git a/drivers/net/dsa/ocelot/felix_vsc9959.c b/drivers/net/dsa/ocelot/felix_vsc9959.c
index 2473beb..f966a25 100644
--- a/drivers/net/dsa/ocelot/felix_vsc9959.c
+++ b/drivers/net/dsa/ocelot/felix_vsc9959.c
@@ -1227,12 +1227,17 @@ static int vsc9959_qos_port_tas_set(struct ocelot *ocelot, int port,
if (taprio->num_entries > VSC9959_TAS_GCL_ENTRY_MAX)
return -ERANGE;
- /* Set port num and disable ALWAYS_GUARD_BAND_SCH_Q, which means set
- * guard band to be implemented for nonschedule queues to schedule
- * queues transition.
+ /* Enable guard band. The switch will schedule frames without taking
+ * their length into account. Thus we'll always need to enable the
+ * guard band which reserves the time of a maximum sized frame at the
+ * end of the time window.
+ *
+ * Although the ALWAYS_GUARD_BAND_SCH_Q bit is global for all ports, we
+ * need to set PORT_NUM, because subsequent writes to PARAM_CFG_REG_n
+ * operate on the port number.
*/
- ocelot_rmw(ocelot,
- QSYS_TAS_PARAM_CFG_CTRL_PORT_NUM(port),
+ ocelot_rmw(ocelot, QSYS_TAS_PARAM_CFG_CTRL_PORT_NUM(port) |
+ QSYS_TAS_PARAM_CFG_CTRL_ALWAYS_GUARD_BAND_SCH_Q,
QSYS_TAS_PARAM_CFG_CTRL_PORT_NUM_M |
QSYS_TAS_PARAM_CFG_CTRL_ALWAYS_GUARD_BAND_SCH_Q,
QSYS_TAS_PARAM_CFG_CTRL);
diff --git a/drivers/net/dsa/sja1105/sja1105_dynamic_config.c b/drivers/net/dsa/sja1105/sja1105_dynamic_config.c
index b777d3f..12cd04b 100644
--- a/drivers/net/dsa/sja1105/sja1105_dynamic_config.c
+++ b/drivers/net/dsa/sja1105/sja1105_dynamic_config.c
@@ -167,9 +167,10 @@ enum sja1105_hostcmd {
SJA1105_HOSTCMD_INVALIDATE = 4,
};
+/* Command and entry overlap */
static void
-sja1105_vl_lookup_cmd_packing(void *buf, struct sja1105_dyn_cmd *cmd,
- enum packing_op op)
+sja1105et_vl_lookup_cmd_packing(void *buf, struct sja1105_dyn_cmd *cmd,
+ enum packing_op op)
{
const int size = SJA1105_SIZE_DYN_CMD;
@@ -179,6 +180,20 @@ sja1105_vl_lookup_cmd_packing(void *buf, struct sja1105_dyn_cmd *cmd,
sja1105_packing(buf, &cmd->index, 9, 0, size, op);
}
+/* Command and entry are separate */
+static void
+sja1105pqrs_vl_lookup_cmd_packing(void *buf, struct sja1105_dyn_cmd *cmd,
+ enum packing_op op)
+{
+ u8 *p = buf + SJA1105_SIZE_VL_LOOKUP_ENTRY;
+ const int size = SJA1105_SIZE_DYN_CMD;
+
+ sja1105_packing(p, &cmd->valid, 31, 31, size, op);
+ sja1105_packing(p, &cmd->errors, 30, 30, size, op);
+ sja1105_packing(p, &cmd->rdwrset, 29, 29, size, op);
+ sja1105_packing(p, &cmd->index, 9, 0, size, op);
+}
+
static size_t sja1105et_vl_lookup_entry_packing(void *buf, void *entry_ptr,
enum packing_op op)
{
@@ -641,7 +656,7 @@ static size_t sja1105pqrs_cbs_entry_packing(void *buf, void *entry_ptr,
const struct sja1105_dynamic_table_ops sja1105et_dyn_ops[BLK_IDX_MAX_DYN] = {
[BLK_IDX_VL_LOOKUP] = {
.entry_packing = sja1105et_vl_lookup_entry_packing,
- .cmd_packing = sja1105_vl_lookup_cmd_packing,
+ .cmd_packing = sja1105et_vl_lookup_cmd_packing,
.access = OP_WRITE,
.max_entry_count = SJA1105_MAX_VL_LOOKUP_COUNT,
.packed_size = SJA1105ET_SIZE_VL_LOOKUP_DYN_CMD,
@@ -725,7 +740,7 @@ const struct sja1105_dynamic_table_ops sja1105et_dyn_ops[BLK_IDX_MAX_DYN] = {
const struct sja1105_dynamic_table_ops sja1105pqrs_dyn_ops[BLK_IDX_MAX_DYN] = {
[BLK_IDX_VL_LOOKUP] = {
.entry_packing = sja1105_vl_lookup_entry_packing,
- .cmd_packing = sja1105_vl_lookup_cmd_packing,
+ .cmd_packing = sja1105pqrs_vl_lookup_cmd_packing,
.access = (OP_READ | OP_WRITE),
.max_entry_count = SJA1105_MAX_VL_LOOKUP_COUNT,
.packed_size = SJA1105PQRS_SIZE_VL_LOOKUP_DYN_CMD,
diff --git a/drivers/net/dsa/sja1105/sja1105_main.c b/drivers/net/dsa/sja1105/sja1105_main.c
index 405024b..b88d9ef 100644
--- a/drivers/net/dsa/sja1105/sja1105_main.c
+++ b/drivers/net/dsa/sja1105/sja1105_main.c
@@ -26,6 +26,7 @@
#include "sja1105_tas.h"
#define SJA1105_UNKNOWN_MULTICAST 0x010000000000ull
+#define SJA1105_DEFAULT_VLAN (VLAN_N_VID - 1)
static const struct dsa_switch_ops sja1105_switch_ops;
@@ -207,6 +208,7 @@ static int sja1105_init_mii_settings(struct sja1105_private *priv,
default:
dev_err(dev, "Unsupported PHY mode %s!\n",
phy_modes(ports[i].phy_mode));
+ return -EINVAL;
}
/* Even though the SerDes port is able to drive SGMII autoneg
@@ -321,6 +323,13 @@ static int sja1105_init_l2_lookup_params(struct sja1105_private *priv)
return 0;
}
+/* Set up a default VLAN for untagged traffic injected from the CPU
+ * using management routes (e.g. STP, PTP) as opposed to tag_8021q.
+ * All DT-defined ports are members of this VLAN, and there are no
+ * restrictions on forwarding (since the CPU selects the destination).
+ * Frames from this VLAN will always be transmitted as untagged, and
+ * neither the bridge nor the 8021q module cannot create this VLAN ID.
+ */
static int sja1105_init_static_vlan(struct sja1105_private *priv)
{
struct sja1105_table *table;
@@ -330,17 +339,13 @@ static int sja1105_init_static_vlan(struct sja1105_private *priv)
.vmemb_port = 0,
.vlan_bc = 0,
.tag_port = 0,
- .vlanid = 1,
+ .vlanid = SJA1105_DEFAULT_VLAN,
};
struct dsa_switch *ds = priv->ds;
int port;
table = &priv->static_config.tables[BLK_IDX_VLAN_LOOKUP];
- /* The static VLAN table will only contain the initial pvid of 1.
- * All other VLANs are to be configured through dynamic entries,
- * and kept in the static configuration table as backing memory.
- */
if (table->entry_count) {
kfree(table->entries);
table->entry_count = 0;
@@ -353,9 +358,6 @@ static int sja1105_init_static_vlan(struct sja1105_private *priv)
table->entry_count = 1;
- /* VLAN 1: all DT-defined ports are members; no restrictions on
- * forwarding; always transmit as untagged.
- */
for (port = 0; port < ds->num_ports; port++) {
struct sja1105_bridge_vlan *v;
@@ -366,15 +368,12 @@ static int sja1105_init_static_vlan(struct sja1105_private *priv)
pvid.vlan_bc |= BIT(port);
pvid.tag_port &= ~BIT(port);
- /* Let traffic that don't need dsa_8021q (e.g. STP, PTP) be
- * transmitted as untagged.
- */
v = kzalloc(sizeof(*v), GFP_KERNEL);
if (!v)
return -ENOMEM;
v->port = port;
- v->vid = 1;
+ v->vid = SJA1105_DEFAULT_VLAN;
v->untagged = true;
if (dsa_is_cpu_port(ds, port))
v->pvid = true;
@@ -2817,11 +2816,22 @@ static int sja1105_vlan_add_one(struct dsa_switch *ds, int port, u16 vid,
bool pvid = flags & BRIDGE_VLAN_INFO_PVID;
struct sja1105_bridge_vlan *v;
- list_for_each_entry(v, vlan_list, list)
- if (v->port == port && v->vid == vid &&
- v->untagged == untagged && v->pvid == pvid)
+ list_for_each_entry(v, vlan_list, list) {
+ if (v->port == port && v->vid == vid) {
/* Already added */
- return 0;
+ if (v->untagged == untagged && v->pvid == pvid)
+ /* Nothing changed */
+ return 0;
+
+ /* It's the same VLAN, but some of the flags changed
+ * and the user did not bother to delete it first.
+ * Update it and trigger sja1105_build_vlan_table.
+ */
+ v->untagged = untagged;
+ v->pvid = pvid;
+ return 1;
+ }
+ }
v = kzalloc(sizeof(*v), GFP_KERNEL);
if (!v) {
@@ -2976,13 +2986,13 @@ static int sja1105_setup(struct dsa_switch *ds)
rc = sja1105_static_config_load(priv, ports);
if (rc < 0) {
dev_err(ds->dev, "Failed to load static config: %d\n", rc);
- return rc;
+ goto out_ptp_clock_unregister;
}
/* Configure the CGU (PHY link modes and speeds) */
rc = sja1105_clocking_setup(priv);
if (rc < 0) {
dev_err(ds->dev, "Failed to configure MII clocking: %d\n", rc);
- return rc;
+ goto out_static_config_free;
}
/* On SJA1105, VLAN filtering per se is always enabled in hardware.
* The only thing we can do to disable it is lie about what the 802.1Q
@@ -3003,7 +3013,7 @@ static int sja1105_setup(struct dsa_switch *ds)
rc = sja1105_devlink_setup(ds);
if (rc < 0)
- return rc;
+ goto out_static_config_free;
/* The DSA/switchdev model brings up switch ports in standalone mode by
* default, and that means vlan_filtering is 0 since they're not under
@@ -3012,6 +3022,17 @@ static int sja1105_setup(struct dsa_switch *ds)
rtnl_lock();
rc = sja1105_setup_8021q_tagging(ds, true);
rtnl_unlock();
+ if (rc)
+ goto out_devlink_teardown;
+
+ return 0;
+
+out_devlink_teardown:
+ sja1105_devlink_teardown(ds);
+out_ptp_clock_unregister:
+ sja1105_ptp_clock_unregister(ds);
+out_static_config_free:
+ sja1105_static_config_free(&priv->static_config);
return rc;
}
@@ -3646,8 +3667,10 @@ static int sja1105_probe(struct spi_device *spi)
priv->cbs = devm_kcalloc(dev, priv->info->num_cbs_shapers,
sizeof(struct sja1105_cbs_entry),
GFP_KERNEL);
- if (!priv->cbs)
- return -ENOMEM;
+ if (!priv->cbs) {
+ rc = -ENOMEM;
+ goto out_unregister_switch;
+ }
}
/* Connections between dsa_port and sja1105_port */
@@ -3672,7 +3695,7 @@ static int sja1105_probe(struct spi_device *spi)
dev_err(ds->dev,
"failed to create deferred xmit thread: %d\n",
rc);
- goto out;
+ goto out_destroy_workers;
}
skb_queue_head_init(&sp->xmit_queue);
sp->xmit_tpid = ETH_P_SJA1105;
@@ -3682,7 +3705,8 @@ static int sja1105_probe(struct spi_device *spi)
}
return 0;
-out:
+
+out_destroy_workers:
while (port-- > 0) {
struct sja1105_port *sp = &priv->ports[port];
@@ -3691,6 +3715,10 @@ static int sja1105_probe(struct spi_device *spi)
kthread_destroy_worker(sp->xmit_worker);
}
+
+out_unregister_switch:
+ dsa_unregister_switch(ds);
+
return rc;
}
diff --git a/drivers/net/ethernet/broadcom/bnx2.c b/drivers/net/ethernet/broadcom/bnx2.c
index c098609..5bace8a 100644
--- a/drivers/net/ethernet/broadcom/bnx2.c
+++ b/drivers/net/ethernet/broadcom/bnx2.c
@@ -8247,9 +8247,9 @@ bnx2_init_board(struct pci_dev *pdev, struct net_device *dev)
BNX2_WR(bp, PCI_COMMAND, reg);
} else if ((BNX2_CHIP_ID(bp) == BNX2_CHIP_ID_5706_A1) &&
!(bp->flags & BNX2_FLAG_PCIX)) {
-
dev_err(&pdev->dev,
"5706 A1 can only be used in a PCIX bus, aborting\n");
+ rc = -EPERM;
goto err_out_unmap;
}
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c
index d21f085..27943b0 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c
@@ -1223,8 +1223,10 @@ int bnx2x_iov_init_one(struct bnx2x *bp, int int_mode_param,
goto failed;
/* SR-IOV capability was enabled but there are no VFs*/
- if (iov->total == 0)
+ if (iov->total == 0) {
+ err = -EINVAL;
goto failed;
+ }
iov->nr_virtfn = min_t(u16, iov->total, num_vfs_param);
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
index 2985844..fcc729d 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
@@ -282,7 +282,8 @@ static bool bnxt_vf_pciid(enum board_idx idx)
{
return (idx == NETXTREME_C_VF || idx == NETXTREME_E_VF ||
idx == NETXTREME_S_VF || idx == NETXTREME_C_VF_HV ||
- idx == NETXTREME_E_VF_HV || idx == NETXTREME_E_P5_VF);
+ idx == NETXTREME_E_VF_HV || idx == NETXTREME_E_P5_VF ||
+ idx == NETXTREME_E_P5_VF_HV);
}
#define DB_CP_REARM_FLAGS (DB_KEY_CP | DB_IDX_VALID)
@@ -6932,17 +6933,10 @@ static int bnxt_hwrm_func_backing_store_qcaps(struct bnxt *bp)
static void bnxt_hwrm_set_pg_attr(struct bnxt_ring_mem_info *rmem, u8 *pg_attr,
__le64 *pg_dir)
{
- u8 pg_size = 0;
-
if (!rmem->nr_pages)
return;
- if (BNXT_PAGE_SHIFT == 13)
- pg_size = 1 << 4;
- else if (BNXT_PAGE_SIZE == 16)
- pg_size = 2 << 4;
-
- *pg_attr = pg_size;
+ BNXT_SET_CTX_PAGE_ATTR(*pg_attr);
if (rmem->depth >= 1) {
if (rmem->depth == 2)
*pg_attr |= 2;
@@ -10785,37 +10779,125 @@ static int bnxt_set_features(struct net_device *dev, netdev_features_t features)
return rc;
}
+static bool bnxt_exthdr_check(struct bnxt *bp, struct sk_buff *skb, int nw_off,
+ u8 **nextp)
+{
+ struct ipv6hdr *ip6h = (struct ipv6hdr *)(skb->data + nw_off);
+ int hdr_count = 0;
+ u8 *nexthdr;
+ int start;
+
+ /* Check that there are at most 2 IPv6 extension headers, no
+ * fragment header, and each is <= 64 bytes.
+ */
+ start = nw_off + sizeof(*ip6h);
+ nexthdr = &ip6h->nexthdr;
+ while (ipv6_ext_hdr(*nexthdr)) {
+ struct ipv6_opt_hdr *hp;
+ int hdrlen;
+
+ if (hdr_count >= 3 || *nexthdr == NEXTHDR_NONE ||
+ *nexthdr == NEXTHDR_FRAGMENT)
+ return false;
+ hp = __skb_header_pointer(NULL, start, sizeof(*hp), skb->data,
+ skb_headlen(skb), NULL);
+ if (!hp)
+ return false;
+ if (*nexthdr == NEXTHDR_AUTH)
+ hdrlen = ipv6_authlen(hp);
+ else
+ hdrlen = ipv6_optlen(hp);
+
+ if (hdrlen > 64)
+ return false;
+ nexthdr = &hp->nexthdr;
+ start += hdrlen;
+ hdr_count++;
+ }
+ if (nextp) {
+ /* Caller will check inner protocol */
+ if (skb->encapsulation) {
+ *nextp = nexthdr;
+ return true;
+ }
+ *nextp = NULL;
+ }
+ /* Only support TCP/UDP for non-tunneled ipv6 and inner ipv6 */
+ return *nexthdr == IPPROTO_TCP || *nexthdr == IPPROTO_UDP;
+}
+
+/* For UDP, we can only handle 1 Vxlan port and 1 Geneve port. */
+static bool bnxt_udp_tunl_check(struct bnxt *bp, struct sk_buff *skb)
+{
+ struct udphdr *uh = udp_hdr(skb);
+ __be16 udp_port = uh->dest;
+
+ if (udp_port != bp->vxlan_port && udp_port != bp->nge_port)
+ return false;
+ if (skb->inner_protocol_type == ENCAP_TYPE_ETHER) {
+ struct ethhdr *eh = inner_eth_hdr(skb);
+
+ switch (eh->h_proto) {
+ case htons(ETH_P_IP):
+ return true;
+ case htons(ETH_P_IPV6):
+ return bnxt_exthdr_check(bp, skb,
+ skb_inner_network_offset(skb),
+ NULL);
+ }
+ }
+ return false;
+}
+
+static bool bnxt_tunl_check(struct bnxt *bp, struct sk_buff *skb, u8 l4_proto)
+{
+ switch (l4_proto) {
+ case IPPROTO_UDP:
+ return bnxt_udp_tunl_check(bp, skb);
+ case IPPROTO_IPIP:
+ return true;
+ case IPPROTO_GRE: {
+ switch (skb->inner_protocol) {
+ default:
+ return false;
+ case htons(ETH_P_IP):
+ return true;
+ case htons(ETH_P_IPV6):
+ fallthrough;
+ }
+ }
+ case IPPROTO_IPV6:
+ /* Check ext headers of inner ipv6 */
+ return bnxt_exthdr_check(bp, skb, skb_inner_network_offset(skb),
+ NULL);
+ }
+ return false;
+}
+
static netdev_features_t bnxt_features_check(struct sk_buff *skb,
struct net_device *dev,
netdev_features_t features)
{
- struct bnxt *bp;
- __be16 udp_port;
- u8 l4_proto = 0;
+ struct bnxt *bp = netdev_priv(dev);
+ u8 *l4_proto;
features = vlan_features_check(skb, features);
- if (!skb->encapsulation)
- return features;
-
switch (vlan_get_protocol(skb)) {
case htons(ETH_P_IP):
- l4_proto = ip_hdr(skb)->protocol;
+ if (!skb->encapsulation)
+ return features;
+ l4_proto = &ip_hdr(skb)->protocol;
+ if (bnxt_tunl_check(bp, skb, *l4_proto))
+ return features;
break;
case htons(ETH_P_IPV6):
- l4_proto = ipv6_hdr(skb)->nexthdr;
+ if (!bnxt_exthdr_check(bp, skb, skb_network_offset(skb),
+ &l4_proto))
+ break;
+ if (!l4_proto || bnxt_tunl_check(bp, skb, *l4_proto))
+ return features;
break;
- default:
- return features;
}
-
- if (l4_proto != IPPROTO_UDP)
- return features;
-
- bp = netdev_priv(dev);
- /* For UDP, we can only handle 1 Vxlan port and 1 Geneve port. */
- udp_port = udp_hdr(skb)->dest;
- if (udp_port == bp->vxlan_port || udp_port == bp->nge_port)
- return features;
return features & ~(NETIF_F_CSUM_MASK | NETIF_F_GSO_MASK);
}
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.h b/drivers/net/ethernet/broadcom/bnxt/bnxt.h
index 98e0cef..30e47ea 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt.h
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.h
@@ -1457,6 +1457,16 @@ struct bnxt_ctx_pg_info {
#define BNXT_BACKING_STORE_CFG_LEGACY_LEN 256
+#define BNXT_SET_CTX_PAGE_ATTR(attr) \
+do { \
+ if (BNXT_PAGE_SIZE == 0x2000) \
+ attr = FUNC_BACKING_STORE_CFG_REQ_SRQ_PG_SIZE_PG_8K; \
+ else if (BNXT_PAGE_SIZE == 0x10000) \
+ attr = FUNC_BACKING_STORE_CFG_REQ_QPC_PG_SIZE_PG_64K; \
+ else \
+ attr = FUNC_BACKING_STORE_CFG_REQ_QPC_PG_SIZE_PG_4K; \
+} while (0)
+
struct bnxt_ctx_mem_info {
u32 qp_max_entries;
u16 qp_min_qp1_entries;
diff --git a/drivers/net/ethernet/cadence/macb_main.c b/drivers/net/ethernet/cadence/macb_main.c
index 6bc7d41..a0c7b11 100644
--- a/drivers/net/ethernet/cadence/macb_main.c
+++ b/drivers/net/ethernet/cadence/macb_main.c
@@ -2867,6 +2867,9 @@ static struct net_device_stats *gem_get_stats(struct macb *bp)
struct gem_stats *hwstat = &bp->hw_stats.gem;
struct net_device_stats *nstat = &bp->dev->stats;
+ if (!netif_running(bp->dev))
+ return nstat;
+
gem_update_stats(bp);
nstat->rx_errors = (hwstat->rx_frame_check_sequence_errors +
diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_filter.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_filter.c
index bc581b1..22c9ac9 100644
--- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_filter.c
+++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_filter.c
@@ -1042,7 +1042,7 @@ void clear_all_filters(struct adapter *adapter)
cxgb4_del_filter(dev, f->tid, &f->fs);
}
- sb = t4_read_reg(adapter, LE_DB_SRVR_START_INDEX_A);
+ sb = adapter->tids.stid_base;
for (i = 0; i < sb; i++) {
f = (struct filter_entry *)adapter->tids.tid_tab[i];
diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c
index 6264bc6..421bd9b 100644
--- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c
+++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c
@@ -6480,9 +6480,9 @@ static void cxgb4_ktls_dev_del(struct net_device *netdev,
adap->uld[CXGB4_ULD_KTLS].tlsdev_ops->tls_dev_del(netdev, tls_ctx,
direction);
- cxgb4_set_ktls_feature(adap, FW_PARAMS_PARAM_DEV_KTLS_HW_DISABLE);
out_unlock:
+ cxgb4_set_ktls_feature(adap, FW_PARAMS_PARAM_DEV_KTLS_HW_DISABLE);
mutex_unlock(&uld_mutex);
}
diff --git a/drivers/net/ethernet/chelsio/inline_crypto/ch_ktls/chcr_ktls.c b/drivers/net/ethernet/chelsio/inline_crypto/ch_ktls/chcr_ktls.c
index ef3f1e9..59683f7 100644
--- a/drivers/net/ethernet/chelsio/inline_crypto/ch_ktls/chcr_ktls.c
+++ b/drivers/net/ethernet/chelsio/inline_crypto/ch_ktls/chcr_ktls.c
@@ -59,6 +59,7 @@ static int chcr_get_nfrags_to_send(struct sk_buff *skb, u32 start, u32 len)
}
static int chcr_init_tcb_fields(struct chcr_ktls_info *tx_info);
+static void clear_conn_resources(struct chcr_ktls_info *tx_info);
/*
* chcr_ktls_save_keys: calculate and save crypto keys.
* @tx_info - driver specific tls info.
@@ -364,10 +365,14 @@ static void chcr_ktls_dev_del(struct net_device *netdev,
chcr_get_ktls_tx_context(tls_ctx);
struct chcr_ktls_info *tx_info = tx_ctx->chcr_info;
struct ch_ktls_port_stats_debug *port_stats;
+ struct chcr_ktls_uld_ctx *u_ctx;
if (!tx_info)
return;
+ u_ctx = tx_info->adap->uld[CXGB4_ULD_KTLS].handle;
+ if (u_ctx && u_ctx->detach)
+ return;
/* clear l2t entry */
if (tx_info->l2te)
cxgb4_l2t_release(tx_info->l2te);
@@ -384,6 +389,8 @@ static void chcr_ktls_dev_del(struct net_device *netdev,
if (tx_info->tid != -1) {
cxgb4_remove_tid(&tx_info->adap->tids, tx_info->tx_chan,
tx_info->tid, tx_info->ip_family);
+
+ xa_erase(&u_ctx->tid_list, tx_info->tid);
}
port_stats = &tx_info->adap->ch_ktls_stats.ktls_port[tx_info->port_id];
@@ -411,6 +418,7 @@ static int chcr_ktls_dev_add(struct net_device *netdev, struct sock *sk,
struct tls_context *tls_ctx = tls_get_ctx(sk);
struct ch_ktls_port_stats_debug *port_stats;
struct chcr_ktls_ofld_ctx_tx *tx_ctx;
+ struct chcr_ktls_uld_ctx *u_ctx;
struct chcr_ktls_info *tx_info;
struct dst_entry *dst;
struct adapter *adap;
@@ -425,6 +433,7 @@ static int chcr_ktls_dev_add(struct net_device *netdev, struct sock *sk,
adap = pi->adapter;
port_stats = &adap->ch_ktls_stats.ktls_port[pi->port_id];
atomic64_inc(&port_stats->ktls_tx_connection_open);
+ u_ctx = adap->uld[CXGB4_ULD_KTLS].handle;
if (direction == TLS_OFFLOAD_CTX_DIR_RX) {
pr_err("not expecting for RX direction\n");
@@ -434,6 +443,9 @@ static int chcr_ktls_dev_add(struct net_device *netdev, struct sock *sk,
if (tx_ctx->chcr_info)
goto out;
+ if (u_ctx && u_ctx->detach)
+ goto out;
+
tx_info = kvzalloc(sizeof(*tx_info), GFP_KERNEL);
if (!tx_info)
goto out;
@@ -569,6 +581,8 @@ static int chcr_ktls_dev_add(struct net_device *netdev, struct sock *sk,
cxgb4_remove_tid(&tx_info->adap->tids, tx_info->tx_chan,
tx_info->tid, tx_info->ip_family);
+ xa_erase(&u_ctx->tid_list, tx_info->tid);
+
put_module:
/* release module refcount */
module_put(THIS_MODULE);
@@ -633,8 +647,12 @@ static int chcr_ktls_cpl_act_open_rpl(struct adapter *adap,
{
const struct cpl_act_open_rpl *p = (void *)input;
struct chcr_ktls_info *tx_info = NULL;
+ struct chcr_ktls_ofld_ctx_tx *tx_ctx;
+ struct chcr_ktls_uld_ctx *u_ctx;
unsigned int atid, tid, status;
+ struct tls_context *tls_ctx;
struct tid_info *t;
+ int ret = 0;
tid = GET_TID(p);
status = AOPEN_STATUS_G(ntohl(p->atid_status));
@@ -666,14 +684,29 @@ static int chcr_ktls_cpl_act_open_rpl(struct adapter *adap,
if (!status) {
tx_info->tid = tid;
cxgb4_insert_tid(t, tx_info, tx_info->tid, tx_info->ip_family);
+ /* Adding tid */
+ tls_ctx = tls_get_ctx(tx_info->sk);
+ tx_ctx = chcr_get_ktls_tx_context(tls_ctx);
+ u_ctx = adap->uld[CXGB4_ULD_KTLS].handle;
+ if (u_ctx) {
+ ret = xa_insert_bh(&u_ctx->tid_list, tid, tx_ctx,
+ GFP_NOWAIT);
+ if (ret < 0) {
+ pr_err("%s: Failed to allocate tid XA entry = %d\n",
+ __func__, tx_info->tid);
+ tx_info->open_state = CH_KTLS_OPEN_FAILURE;
+ goto out;
+ }
+ }
tx_info->open_state = CH_KTLS_OPEN_SUCCESS;
} else {
tx_info->open_state = CH_KTLS_OPEN_FAILURE;
}
+out:
spin_unlock(&tx_info->lock);
complete(&tx_info->completion);
- return 0;
+ return ret;
}
/*
@@ -2090,6 +2123,8 @@ static void *chcr_ktls_uld_add(const struct cxgb4_lld_info *lldi)
goto out;
}
u_ctx->lldi = *lldi;
+ u_ctx->detach = false;
+ xa_init_flags(&u_ctx->tid_list, XA_FLAGS_LOCK_BH);
out:
return u_ctx;
}
@@ -2123,6 +2158,45 @@ static int chcr_ktls_uld_rx_handler(void *handle, const __be64 *rsp,
return 0;
}
+static void clear_conn_resources(struct chcr_ktls_info *tx_info)
+{
+ /* clear l2t entry */
+ if (tx_info->l2te)
+ cxgb4_l2t_release(tx_info->l2te);
+
+#if IS_ENABLED(CONFIG_IPV6)
+ /* clear clip entry */
+ if (tx_info->ip_family == AF_INET6)
+ cxgb4_clip_release(tx_info->netdev, (const u32 *)
+ &tx_info->sk->sk_v6_rcv_saddr,
+ 1);
+#endif
+
+ /* clear tid */
+ if (tx_info->tid != -1)
+ cxgb4_remove_tid(&tx_info->adap->tids, tx_info->tx_chan,
+ tx_info->tid, tx_info->ip_family);
+}
+
+static void ch_ktls_reset_all_conn(struct chcr_ktls_uld_ctx *u_ctx)
+{
+ struct ch_ktls_port_stats_debug *port_stats;
+ struct chcr_ktls_ofld_ctx_tx *tx_ctx;
+ struct chcr_ktls_info *tx_info;
+ unsigned long index;
+
+ xa_for_each(&u_ctx->tid_list, index, tx_ctx) {
+ tx_info = tx_ctx->chcr_info;
+ clear_conn_resources(tx_info);
+ port_stats = &tx_info->adap->ch_ktls_stats.ktls_port[tx_info->port_id];
+ atomic64_inc(&port_stats->ktls_tx_connection_close);
+ kvfree(tx_info);
+ tx_ctx->chcr_info = NULL;
+ /* release module refcount */
+ module_put(THIS_MODULE);
+ }
+}
+
static int chcr_ktls_uld_state_change(void *handle, enum cxgb4_state new_state)
{
struct chcr_ktls_uld_ctx *u_ctx = handle;
@@ -2139,7 +2213,10 @@ static int chcr_ktls_uld_state_change(void *handle, enum cxgb4_state new_state)
case CXGB4_STATE_DETACH:
pr_info("%s: Down\n", pci_name(u_ctx->lldi.pdev));
mutex_lock(&dev_mutex);
+ u_ctx->detach = true;
list_del(&u_ctx->entry);
+ ch_ktls_reset_all_conn(u_ctx);
+ xa_destroy(&u_ctx->tid_list);
mutex_unlock(&dev_mutex);
break;
default:
@@ -2178,6 +2255,7 @@ static void __exit chcr_ktls_exit(void)
adap = pci_get_drvdata(u_ctx->lldi.pdev);
memset(&adap->ch_ktls_stats, 0, sizeof(adap->ch_ktls_stats));
list_del(&u_ctx->entry);
+ xa_destroy(&u_ctx->tid_list);
kfree(u_ctx);
}
mutex_unlock(&dev_mutex);
diff --git a/drivers/net/ethernet/chelsio/inline_crypto/ch_ktls/chcr_ktls.h b/drivers/net/ethernet/chelsio/inline_crypto/ch_ktls/chcr_ktls.h
index 18b3b1f..10572dc 100644
--- a/drivers/net/ethernet/chelsio/inline_crypto/ch_ktls/chcr_ktls.h
+++ b/drivers/net/ethernet/chelsio/inline_crypto/ch_ktls/chcr_ktls.h
@@ -75,6 +75,8 @@ struct chcr_ktls_ofld_ctx_tx {
struct chcr_ktls_uld_ctx {
struct list_head entry;
struct cxgb4_lld_info lldi;
+ struct xarray tid_list;
+ bool detach;
};
static inline struct chcr_ktls_ofld_ctx_tx *
diff --git a/drivers/net/ethernet/chelsio/inline_crypto/chtls/chtls_io.c b/drivers/net/ethernet/chelsio/inline_crypto/chtls/chtls_io.c
index 188d871..c320cc8 100644
--- a/drivers/net/ethernet/chelsio/inline_crypto/chtls/chtls_io.c
+++ b/drivers/net/ethernet/chelsio/inline_crypto/chtls/chtls_io.c
@@ -1564,8 +1564,10 @@ static int chtls_pt_recvmsg(struct sock *sk, struct msghdr *msg, size_t len,
cerr = put_cmsg(msg, SOL_TLS, TLS_GET_RECORD_TYPE,
sizeof(thdr->type), &thdr->type);
- if (cerr && thdr->type != TLS_RECORD_TYPE_DATA)
- return -EIO;
+ if (cerr && thdr->type != TLS_RECORD_TYPE_DATA) {
+ copied = -EIO;
+ break;
+ }
/* don't send tls header, skip copy */
goto skip_copy;
}
diff --git a/drivers/net/ethernet/freescale/fec_main.c b/drivers/net/ethernet/freescale/fec_main.c
index f2065f9..ad82cff 100644
--- a/drivers/net/ethernet/freescale/fec_main.c
+++ b/drivers/net/ethernet/freescale/fec_main.c
@@ -1662,7 +1662,7 @@ static int fec_enet_rx_napi(struct napi_struct *napi, int budget)
}
/* ------------------------------------------------------------------------- */
-static void fec_get_mac(struct net_device *ndev)
+static int fec_get_mac(struct net_device *ndev)
{
struct fec_enet_private *fep = netdev_priv(ndev);
unsigned char *iap, tmpaddr[ETH_ALEN];
@@ -1685,6 +1685,8 @@ static void fec_get_mac(struct net_device *ndev)
ret = of_get_mac_address(np, tmpaddr);
if (!ret)
iap = tmpaddr;
+ else if (ret == -EPROBE_DEFER)
+ return ret;
}
}
@@ -1723,7 +1725,7 @@ static void fec_get_mac(struct net_device *ndev)
eth_hw_addr_random(ndev);
dev_info(&fep->pdev->dev, "Using random MAC address: %pM\n",
ndev->dev_addr);
- return;
+ return 0;
}
memcpy(ndev->dev_addr, iap, ETH_ALEN);
@@ -1731,6 +1733,8 @@ static void fec_get_mac(struct net_device *ndev)
/* Adjust MAC if using macaddr */
if (iap == macaddr)
ndev->dev_addr[ETH_ALEN-1] = macaddr[ETH_ALEN-1] + fep->dev_id;
+
+ return 0;
}
/* ------------------------------------------------------------------------- */
@@ -3290,7 +3294,9 @@ static int fec_enet_init(struct net_device *ndev)
return ret;
}
- fec_enet_alloc_queue(ndev);
+ ret = fec_enet_alloc_queue(ndev);
+ if (ret)
+ return ret;
bd_size = (fep->total_tx_ring_size + fep->total_rx_ring_size) * dsize;
@@ -3298,11 +3304,15 @@ static int fec_enet_init(struct net_device *ndev)
cbd_base = dmam_alloc_coherent(&fep->pdev->dev, bd_size, &bd_dma,
GFP_KERNEL);
if (!cbd_base) {
- return -ENOMEM;
+ ret = -ENOMEM;
+ goto free_queue_mem;
}
/* Get the Ethernet address */
- fec_get_mac(ndev);
+ ret = fec_get_mac(ndev);
+ if (ret)
+ goto free_queue_mem;
+
/* make sure MAC we just acquired is programmed into the hw */
fec_set_mac_address(ndev, NULL);
@@ -3376,6 +3386,10 @@ static int fec_enet_init(struct net_device *ndev)
fec_enet_update_ethtool_stats(ndev);
return 0;
+
+free_queue_mem:
+ fec_enet_free_queue(ndev);
+ return ret;
}
#ifdef CONFIG_OF
diff --git a/drivers/net/ethernet/google/gve/gve_main.c b/drivers/net/ethernet/google/gve/gve_main.c
index 7302498..bbc423e 100644
--- a/drivers/net/ethernet/google/gve/gve_main.c
+++ b/drivers/net/ethernet/google/gve/gve_main.c
@@ -180,7 +180,7 @@ static int gve_napi_poll(struct napi_struct *napi, int budget)
/* Double check we have no extra work.
* Ensure unmask synchronizes with checking for work.
*/
- dma_rmb();
+ mb();
if (block->tx)
reschedule |= gve_tx_poll(block, -1);
if (block->rx)
@@ -220,6 +220,7 @@ static int gve_alloc_notify_blocks(struct gve_priv *priv)
int vecs_left = new_num_ntfy_blks % 2;
priv->num_ntfy_blks = new_num_ntfy_blks;
+ priv->mgmt_msix_idx = priv->num_ntfy_blks;
priv->tx_cfg.max_queues = min_t(int, priv->tx_cfg.max_queues,
vecs_per_type);
priv->rx_cfg.max_queues = min_t(int, priv->rx_cfg.max_queues,
@@ -300,20 +301,22 @@ static void gve_free_notify_blocks(struct gve_priv *priv)
{
int i;
- /* Free the irqs */
- for (i = 0; i < priv->num_ntfy_blks; i++) {
- struct gve_notify_block *block = &priv->ntfy_blocks[i];
- int msix_idx = i;
+ if (priv->msix_vectors) {
+ /* Free the irqs */
+ for (i = 0; i < priv->num_ntfy_blks; i++) {
+ struct gve_notify_block *block = &priv->ntfy_blocks[i];
+ int msix_idx = i;
- irq_set_affinity_hint(priv->msix_vectors[msix_idx].vector,
- NULL);
- free_irq(priv->msix_vectors[msix_idx].vector, block);
+ irq_set_affinity_hint(priv->msix_vectors[msix_idx].vector,
+ NULL);
+ free_irq(priv->msix_vectors[msix_idx].vector, block);
+ }
+ free_irq(priv->msix_vectors[priv->mgmt_msix_idx].vector, priv);
}
dma_free_coherent(&priv->pdev->dev,
priv->num_ntfy_blks * sizeof(*priv->ntfy_blocks),
priv->ntfy_blocks, priv->ntfy_block_bus);
priv->ntfy_blocks = NULL;
- free_irq(priv->msix_vectors[priv->mgmt_msix_idx].vector, priv);
pci_disable_msix(priv->pdev);
kvfree(priv->msix_vectors);
priv->msix_vectors = NULL;
diff --git a/drivers/net/ethernet/google/gve/gve_tx.c b/drivers/net/ethernet/google/gve/gve_tx.c
index 6938f3a..3e04a39 100644
--- a/drivers/net/ethernet/google/gve/gve_tx.c
+++ b/drivers/net/ethernet/google/gve/gve_tx.c
@@ -212,10 +212,11 @@ static int gve_tx_alloc_ring(struct gve_priv *priv, int idx)
tx->dev = &priv->pdev->dev;
if (!tx->raw_addressing) {
tx->tx_fifo.qpl = gve_assign_tx_qpl(priv);
-
+ if (!tx->tx_fifo.qpl)
+ goto abort_with_desc;
/* map Tx FIFO */
if (gve_tx_fifo_init(priv, &tx->tx_fifo))
- goto abort_with_desc;
+ goto abort_with_qpl;
}
tx->q_resources =
@@ -236,6 +237,9 @@ static int gve_tx_alloc_ring(struct gve_priv *priv, int idx)
abort_with_fifo:
if (!tx->raw_addressing)
gve_tx_fifo_release(priv, &tx->tx_fifo);
+abort_with_qpl:
+ if (!tx->raw_addressing)
+ gve_unassign_qpl(priv, tx->tx_fifo.qpl->id);
abort_with_desc:
dma_free_coherent(hdev, bytes, tx->desc, tx->bus);
tx->desc = NULL;
@@ -589,7 +593,7 @@ netdev_tx_t gve_tx(struct sk_buff *skb, struct net_device *dev)
struct gve_tx_ring *tx;
int nsegs;
- WARN(skb_get_queue_mapping(skb) > priv->tx_cfg.num_queues,
+ WARN(skb_get_queue_mapping(skb) >= priv->tx_cfg.num_queues,
"skb queue index out of range");
tx = &priv->tx[skb_get_queue_mapping(skb)];
if (unlikely(gve_maybe_stop_tx(tx, skb))) {
diff --git a/drivers/net/ethernet/hisilicon/hns/hns_ethtool.c b/drivers/net/ethernet/hisilicon/hns/hns_ethtool.c
index da48c05..7e62dcf 100644
--- a/drivers/net/ethernet/hisilicon/hns/hns_ethtool.c
+++ b/drivers/net/ethernet/hisilicon/hns/hns_ethtool.c
@@ -192,7 +192,7 @@ static int hns_nic_get_link_ksettings(struct net_device *net_dev,
}
/**
- *hns_nic_set_link_settings - implement ethtool set link ksettings
+ *hns_nic_set_link_ksettings - implement ethtool set link ksettings
*@net_dev: net_device
*@cmd: ethtool_link_ksettings
*retuen 0 - success , negative --fail
@@ -827,7 +827,7 @@ hns_get_channels(struct net_device *net_dev, struct ethtool_channels *ch)
}
/**
- * get_ethtool_stats - get detail statistics.
+ * hns_get_ethtool_stats - get detail statistics.
* @netdev: net device
* @stats: statistics info.
* @data: statistics data.
@@ -885,7 +885,7 @@ static void hns_get_ethtool_stats(struct net_device *netdev,
}
/**
- * get_strings: Return a set of strings that describe the requested objects
+ * hns_get_strings: Return a set of strings that describe the requested objects
* @netdev: net device
* @stringset: string set ID.
* @data: objects data.
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c
index 783fdaf..026558f 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c
@@ -264,22 +264,17 @@ static void hns3_vector_coalesce_init(struct hns3_enet_tqp_vector *tqp_vector,
struct hnae3_ae_dev *ae_dev = pci_get_drvdata(priv->ae_handle->pdev);
struct hns3_enet_coalesce *tx_coal = &tqp_vector->tx_group.coal;
struct hns3_enet_coalesce *rx_coal = &tqp_vector->rx_group.coal;
+ struct hns3_enet_coalesce *ptx_coal = &priv->tx_coal;
+ struct hns3_enet_coalesce *prx_coal = &priv->rx_coal;
- /* initialize the configuration for interrupt coalescing.
- * 1. GL (Interrupt Gap Limiter)
- * 2. RL (Interrupt Rate Limiter)
- * 3. QL (Interrupt Quantity Limiter)
- *
- * Default: enable interrupt coalescing self-adaptive and GL
- */
- tx_coal->adapt_enable = 1;
- rx_coal->adapt_enable = 1;
+ tx_coal->adapt_enable = ptx_coal->adapt_enable;
+ rx_coal->adapt_enable = prx_coal->adapt_enable;
- tx_coal->int_gl = HNS3_INT_GL_50K;
- rx_coal->int_gl = HNS3_INT_GL_50K;
+ tx_coal->int_gl = ptx_coal->int_gl;
+ rx_coal->int_gl = prx_coal->int_gl;
- rx_coal->flow_level = HNS3_FLOW_LOW;
- tx_coal->flow_level = HNS3_FLOW_LOW;
+ rx_coal->flow_level = prx_coal->flow_level;
+ tx_coal->flow_level = ptx_coal->flow_level;
/* device version above V3(include V3), GL can configure 1us
* unit, so uses 1us unit.
@@ -294,8 +289,8 @@ static void hns3_vector_coalesce_init(struct hns3_enet_tqp_vector *tqp_vector,
rx_coal->ql_enable = 1;
tx_coal->int_ql_max = ae_dev->dev_specs.int_ql_max;
rx_coal->int_ql_max = ae_dev->dev_specs.int_ql_max;
- tx_coal->int_ql = HNS3_INT_QL_DEFAULT_CFG;
- rx_coal->int_ql = HNS3_INT_QL_DEFAULT_CFG;
+ tx_coal->int_ql = ptx_coal->int_ql;
+ rx_coal->int_ql = prx_coal->int_ql;
}
}
@@ -846,8 +841,6 @@ static bool hns3_tunnel_csum_bug(struct sk_buff *skb)
l4.udp->dest == htons(4790))))
return false;
- skb_checksum_help(skb);
-
return true;
}
@@ -924,8 +917,7 @@ static int hns3_set_l2l3l4(struct sk_buff *skb, u8 ol4_proto,
/* the stack computes the IP header already,
* driver calculate l4 checksum when not TSO.
*/
- skb_checksum_help(skb);
- return 0;
+ return skb_checksum_help(skb);
}
hns3_set_outer_l2l3l4(skb, ol4_proto, ol_type_vlan_len_msec);
@@ -970,7 +962,7 @@ static int hns3_set_l2l3l4(struct sk_buff *skb, u8 ol4_proto,
break;
case IPPROTO_UDP:
if (hns3_tunnel_csum_bug(skb))
- break;
+ return skb_checksum_help(skb);
hns3_set_field(*type_cs_vlan_tso, HNS3_TXD_L4CS_B, 1);
hns3_set_field(*type_cs_vlan_tso, HNS3_TXD_L4T_S,
@@ -995,8 +987,7 @@ static int hns3_set_l2l3l4(struct sk_buff *skb, u8 ol4_proto,
/* the stack computes the IP header already,
* driver calculate l4 checksum when not TSO.
*/
- skb_checksum_help(skb);
- return 0;
+ return skb_checksum_help(skb);
}
return 0;
@@ -3844,6 +3835,34 @@ static int hns3_nic_init_vector_data(struct hns3_nic_priv *priv)
return ret;
}
+static void hns3_nic_init_coal_cfg(struct hns3_nic_priv *priv)
+{
+ struct hnae3_ae_dev *ae_dev = pci_get_drvdata(priv->ae_handle->pdev);
+ struct hns3_enet_coalesce *tx_coal = &priv->tx_coal;
+ struct hns3_enet_coalesce *rx_coal = &priv->rx_coal;
+
+ /* initialize the configuration for interrupt coalescing.
+ * 1. GL (Interrupt Gap Limiter)
+ * 2. RL (Interrupt Rate Limiter)
+ * 3. QL (Interrupt Quantity Limiter)
+ *
+ * Default: enable interrupt coalescing self-adaptive and GL
+ */
+ tx_coal->adapt_enable = 1;
+ rx_coal->adapt_enable = 1;
+
+ tx_coal->int_gl = HNS3_INT_GL_50K;
+ rx_coal->int_gl = HNS3_INT_GL_50K;
+
+ rx_coal->flow_level = HNS3_FLOW_LOW;
+ tx_coal->flow_level = HNS3_FLOW_LOW;
+
+ if (ae_dev->dev_specs.int_ql_max) {
+ tx_coal->int_ql = HNS3_INT_QL_DEFAULT_CFG;
+ rx_coal->int_ql = HNS3_INT_QL_DEFAULT_CFG;
+ }
+}
+
static int hns3_nic_alloc_vector_data(struct hns3_nic_priv *priv)
{
struct hnae3_handle *h = priv->ae_handle;
@@ -4295,6 +4314,8 @@ static int hns3_client_init(struct hnae3_handle *handle)
goto out_get_ring_cfg;
}
+ hns3_nic_init_coal_cfg(priv);
+
ret = hns3_nic_alloc_vector_data(priv);
if (ret) {
ret = -ENOMEM;
@@ -4317,12 +4338,6 @@ static int hns3_client_init(struct hnae3_handle *handle)
if (ret)
goto out_init_phy;
- ret = register_netdev(netdev);
- if (ret) {
- dev_err(priv->dev, "probe register netdev fail!\n");
- goto out_reg_netdev_fail;
- }
-
/* the device can work without cpu rmap, only aRFS needs it */
ret = hns3_set_rx_cpu_rmap(netdev);
if (ret)
@@ -4355,17 +4370,23 @@ static int hns3_client_init(struct hnae3_handle *handle)
if (ae_dev->dev_version >= HNAE3_DEVICE_VERSION_V3)
set_bit(HNAE3_PFLAG_LIMIT_PROMISC, &handle->supported_pflags);
+ ret = register_netdev(netdev);
+ if (ret) {
+ dev_err(priv->dev, "probe register netdev fail!\n");
+ goto out_reg_netdev_fail;
+ }
+
if (netif_msg_drv(handle))
hns3_info_show(priv);
return ret;
+out_reg_netdev_fail:
+ hns3_dbg_uninit(handle);
out_client_start:
hns3_free_rx_cpu_rmap(netdev);
hns3_nic_uninit_irq(priv);
out_init_irq_fail:
- unregister_netdev(netdev);
-out_reg_netdev_fail:
hns3_uninit_phy(netdev);
out_init_phy:
hns3_uninit_all_ring(priv);
@@ -4571,31 +4592,6 @@ int hns3_nic_reset_all_ring(struct hnae3_handle *h)
return 0;
}
-static void hns3_store_coal(struct hns3_nic_priv *priv)
-{
- /* ethtool only support setting and querying one coal
- * configuration for now, so save the vector 0' coal
- * configuration here in order to restore it.
- */
- memcpy(&priv->tx_coal, &priv->tqp_vector[0].tx_group.coal,
- sizeof(struct hns3_enet_coalesce));
- memcpy(&priv->rx_coal, &priv->tqp_vector[0].rx_group.coal,
- sizeof(struct hns3_enet_coalesce));
-}
-
-static void hns3_restore_coal(struct hns3_nic_priv *priv)
-{
- u16 vector_num = priv->vector_num;
- int i;
-
- for (i = 0; i < vector_num; i++) {
- memcpy(&priv->tqp_vector[i].tx_group.coal, &priv->tx_coal,
- sizeof(struct hns3_enet_coalesce));
- memcpy(&priv->tqp_vector[i].rx_group.coal, &priv->rx_coal,
- sizeof(struct hns3_enet_coalesce));
- }
-}
-
static int hns3_reset_notify_down_enet(struct hnae3_handle *handle)
{
struct hnae3_knic_private_info *kinfo = &handle->kinfo;
@@ -4654,8 +4650,6 @@ static int hns3_reset_notify_init_enet(struct hnae3_handle *handle)
if (ret)
goto err_put_ring;
- hns3_restore_coal(priv);
-
ret = hns3_nic_init_vector_data(priv);
if (ret)
goto err_dealloc_vector;
@@ -4721,8 +4715,6 @@ static int hns3_reset_notify_uninit_enet(struct hnae3_handle *handle)
hns3_nic_uninit_vector_data(priv);
- hns3_store_coal(priv);
-
hns3_nic_dealloc_vector_data(priv);
hns3_uninit_all_ring(priv);
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c b/drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c
index b48faf7..c1ea403 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c
@@ -1134,50 +1134,32 @@ static void hns3_get_channels(struct net_device *netdev,
h->ae_algo->ops->get_channels(h, ch);
}
-static int hns3_get_coalesce_per_queue(struct net_device *netdev, u32 queue,
- struct ethtool_coalesce *cmd)
+static int hns3_get_coalesce(struct net_device *netdev,
+ struct ethtool_coalesce *cmd)
{
- struct hns3_enet_tqp_vector *tx_vector, *rx_vector;
struct hns3_nic_priv *priv = netdev_priv(netdev);
+ struct hns3_enet_coalesce *tx_coal = &priv->tx_coal;
+ struct hns3_enet_coalesce *rx_coal = &priv->rx_coal;
struct hnae3_handle *h = priv->ae_handle;
- u16 queue_num = h->kinfo.num_tqps;
if (hns3_nic_resetting(netdev))
return -EBUSY;
- if (queue >= queue_num) {
- netdev_err(netdev,
- "Invalid queue value %u! Queue max id=%u\n",
- queue, queue_num - 1);
- return -EINVAL;
- }
+ cmd->use_adaptive_tx_coalesce = tx_coal->adapt_enable;
+ cmd->use_adaptive_rx_coalesce = rx_coal->adapt_enable;
- tx_vector = priv->ring[queue].tqp_vector;
- rx_vector = priv->ring[queue_num + queue].tqp_vector;
-
- cmd->use_adaptive_tx_coalesce =
- tx_vector->tx_group.coal.adapt_enable;
- cmd->use_adaptive_rx_coalesce =
- rx_vector->rx_group.coal.adapt_enable;
-
- cmd->tx_coalesce_usecs = tx_vector->tx_group.coal.int_gl;
- cmd->rx_coalesce_usecs = rx_vector->rx_group.coal.int_gl;
+ cmd->tx_coalesce_usecs = tx_coal->int_gl;
+ cmd->rx_coalesce_usecs = rx_coal->int_gl;
cmd->tx_coalesce_usecs_high = h->kinfo.int_rl_setting;
cmd->rx_coalesce_usecs_high = h->kinfo.int_rl_setting;
- cmd->tx_max_coalesced_frames = tx_vector->tx_group.coal.int_ql;
- cmd->rx_max_coalesced_frames = rx_vector->rx_group.coal.int_ql;
+ cmd->tx_max_coalesced_frames = tx_coal->int_ql;
+ cmd->rx_max_coalesced_frames = rx_coal->int_ql;
return 0;
}
-static int hns3_get_coalesce(struct net_device *netdev,
- struct ethtool_coalesce *cmd)
-{
- return hns3_get_coalesce_per_queue(netdev, 0, cmd);
-}
-
static int hns3_check_gl_coalesce_para(struct net_device *netdev,
struct ethtool_coalesce *cmd)
{
@@ -1292,19 +1274,7 @@ static int hns3_check_coalesce_para(struct net_device *netdev,
return ret;
}
- ret = hns3_check_ql_coalesce_param(netdev, cmd);
- if (ret)
- return ret;
-
- if (cmd->use_adaptive_tx_coalesce == 1 ||
- cmd->use_adaptive_rx_coalesce == 1) {
- netdev_info(netdev,
- "adaptive-tx=%u and adaptive-rx=%u, tx_usecs or rx_usecs will changed dynamically.\n",
- cmd->use_adaptive_tx_coalesce,
- cmd->use_adaptive_rx_coalesce);
- }
-
- return 0;
+ return hns3_check_ql_coalesce_param(netdev, cmd);
}
static void hns3_set_coalesce_per_queue(struct net_device *netdev,
@@ -1350,6 +1320,9 @@ static int hns3_set_coalesce(struct net_device *netdev,
struct ethtool_coalesce *cmd)
{
struct hnae3_handle *h = hns3_get_handle(netdev);
+ struct hns3_nic_priv *priv = netdev_priv(netdev);
+ struct hns3_enet_coalesce *tx_coal = &priv->tx_coal;
+ struct hns3_enet_coalesce *rx_coal = &priv->rx_coal;
u16 queue_num = h->kinfo.num_tqps;
int ret;
int i;
@@ -1364,6 +1337,15 @@ static int hns3_set_coalesce(struct net_device *netdev,
h->kinfo.int_rl_setting =
hns3_rl_round_down(cmd->rx_coalesce_usecs_high);
+ tx_coal->adapt_enable = cmd->use_adaptive_tx_coalesce;
+ rx_coal->adapt_enable = cmd->use_adaptive_rx_coalesce;
+
+ tx_coal->int_gl = cmd->tx_coalesce_usecs;
+ rx_coal->int_gl = cmd->rx_coalesce_usecs;
+
+ tx_coal->int_ql = cmd->tx_max_coalesced_frames;
+ rx_coal->int_ql = cmd->rx_max_coalesced_frames;
+
for (i = 0; i < queue_num; i++)
hns3_set_coalesce_per_queue(netdev, cmd, i);
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mbx.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mbx.c
index 8e5f9dc..f1c9f4a 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mbx.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mbx.c
@@ -710,7 +710,6 @@ void hclge_mbx_handler(struct hclge_dev *hdev)
unsigned int flag;
int ret = 0;
- memset(&resp_msg, 0, sizeof(resp_msg));
/* handle all the mailbox requests in the queue */
while (!hclge_cmd_crq_empty(&hdev->hw)) {
if (test_bit(HCLGE_STATE_CMD_DISABLE, &hdev->state)) {
@@ -738,6 +737,9 @@ void hclge_mbx_handler(struct hclge_dev *hdev)
trace_hclge_pf_mbx_get(hdev, req);
+ /* clear the resp_msg before processing every mailbox message */
+ memset(&resp_msg, 0, sizeof(resp_msg));
+
switch (req->msg.code) {
case HCLGE_MBX_MAP_RING_TO_VECTOR:
ret = hclge_map_unmap_ring_to_vf_vector(vport, true,
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c
index 988db46..214a38d 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c
@@ -467,12 +467,16 @@ static int ixgbe_set_vf_vlan(struct ixgbe_adapter *adapter, int add, int vid,
return err;
}
-static s32 ixgbe_set_vf_lpe(struct ixgbe_adapter *adapter, u32 *msgbuf, u32 vf)
+static int ixgbe_set_vf_lpe(struct ixgbe_adapter *adapter, u32 max_frame, u32 vf)
{
struct ixgbe_hw *hw = &adapter->hw;
- int max_frame = msgbuf[1];
u32 max_frs;
+ if (max_frame < ETH_MIN_MTU || max_frame > IXGBE_MAX_JUMBO_FRAME_SIZE) {
+ e_err(drv, "VF max_frame %d out of range\n", max_frame);
+ return -EINVAL;
+ }
+
/*
* For 82599EB we have to keep all PFs and VFs operating with
* the same max_frame value in order to avoid sending an oversize
@@ -533,12 +537,6 @@ static s32 ixgbe_set_vf_lpe(struct ixgbe_adapter *adapter, u32 *msgbuf, u32 vf)
}
}
- /* MTU < 68 is an error and causes problems on some kernels */
- if (max_frame > IXGBE_MAX_JUMBO_FRAME_SIZE) {
- e_err(drv, "VF max_frame %d out of range\n", max_frame);
- return -EINVAL;
- }
-
/* pull current max frame size from hardware */
max_frs = IXGBE_READ_REG(hw, IXGBE_MAXFRS);
max_frs &= IXGBE_MHADD_MFS_MASK;
@@ -1249,7 +1247,7 @@ static int ixgbe_rcv_msg_from_vf(struct ixgbe_adapter *adapter, u32 vf)
retval = ixgbe_set_vf_vlan_msg(adapter, msgbuf, vf);
break;
case IXGBE_VF_SET_LPE:
- retval = ixgbe_set_vf_lpe(adapter, msgbuf, vf);
+ retval = ixgbe_set_vf_lpe(adapter, msgbuf[1], vf);
break;
case IXGBE_VF_SET_MACVLAN:
retval = ixgbe_set_vf_macvlan_msg(adapter, msgbuf, vf);
diff --git a/drivers/net/ethernet/korina.c b/drivers/net/ethernet/korina.c
index 6f987a7..b30a457 100644
--- a/drivers/net/ethernet/korina.c
+++ b/drivers/net/ethernet/korina.c
@@ -1315,23 +1315,23 @@ static int korina_probe(struct platform_device *pdev)
lp->tx_irq = platform_get_irq_byname(pdev, "tx");
p = devm_platform_ioremap_resource_byname(pdev, "emac");
- if (!p) {
+ if (IS_ERR(p)) {
printk(KERN_ERR DRV_NAME ": cannot remap registers\n");
- return -ENOMEM;
+ return PTR_ERR(p);
}
lp->eth_regs = p;
p = devm_platform_ioremap_resource_byname(pdev, "dma_rx");
- if (!p) {
+ if (IS_ERR(p)) {
printk(KERN_ERR DRV_NAME ": cannot remap Rx DMA registers\n");
- return -ENOMEM;
+ return PTR_ERR(p);
}
lp->rx_dma_regs = p;
p = devm_platform_ioremap_resource_byname(pdev, "dma_tx");
- if (!p) {
+ if (IS_ERR(p)) {
printk(KERN_ERR DRV_NAME ": cannot remap Tx DMA registers\n");
- return -ENOMEM;
+ return PTR_ERR(p);
}
lp->tx_dma_regs = p;
diff --git a/drivers/net/ethernet/lantiq_xrx200.c b/drivers/net/ethernet/lantiq_xrx200.c
index 41c2ad2..36dc3e5 100644
--- a/drivers/net/ethernet/lantiq_xrx200.c
+++ b/drivers/net/ethernet/lantiq_xrx200.c
@@ -154,6 +154,7 @@ static int xrx200_close(struct net_device *net_dev)
static int xrx200_alloc_skb(struct xrx200_chan *ch)
{
+ dma_addr_t mapping;
int ret = 0;
ch->skb[ch->dma.desc] = netdev_alloc_skb_ip_align(ch->priv->net_dev,
@@ -163,16 +164,17 @@ static int xrx200_alloc_skb(struct xrx200_chan *ch)
goto skip;
}
- ch->dma.desc_base[ch->dma.desc].addr = dma_map_single(ch->priv->dev,
- ch->skb[ch->dma.desc]->data, XRX200_DMA_DATA_LEN,
- DMA_FROM_DEVICE);
- if (unlikely(dma_mapping_error(ch->priv->dev,
- ch->dma.desc_base[ch->dma.desc].addr))) {
+ mapping = dma_map_single(ch->priv->dev, ch->skb[ch->dma.desc]->data,
+ XRX200_DMA_DATA_LEN, DMA_FROM_DEVICE);
+ if (unlikely(dma_mapping_error(ch->priv->dev, mapping))) {
dev_kfree_skb_any(ch->skb[ch->dma.desc]);
ret = -ENOMEM;
goto skip;
}
+ ch->dma.desc_base[ch->dma.desc].addr = mapping;
+ /* Make sure the address is written before we give it to HW */
+ wmb();
skip:
ch->dma.desc_base[ch->dma.desc].ctl =
LTQ_DMA_OWN | LTQ_DMA_RX_OFFSET(NET_IP_ALIGN) |
@@ -196,6 +198,8 @@ static int xrx200_hw_receive(struct xrx200_chan *ch)
ch->dma.desc %= LTQ_DESC_NUM;
if (ret) {
+ ch->skb[ch->dma.desc] = skb;
+ net_dev->stats.rx_dropped++;
netdev_err(net_dev, "failed to allocate new rx buffer\n");
return ret;
}
diff --git a/drivers/net/ethernet/marvell/mvpp2/mvpp2.h b/drivers/net/ethernet/marvell/mvpp2/mvpp2.h
index 8edba5e..4a61c90 100644
--- a/drivers/net/ethernet/marvell/mvpp2/mvpp2.h
+++ b/drivers/net/ethernet/marvell/mvpp2/mvpp2.h
@@ -993,6 +993,14 @@ enum mvpp22_ptp_packet_format {
#define MVPP2_DESC_DMA_MASK DMA_BIT_MASK(40)
+/* Buffer header info bits */
+#define MVPP2_B_HDR_INFO_MC_ID_MASK 0xfff
+#define MVPP2_B_HDR_INFO_MC_ID(info) ((info) & MVPP2_B_HDR_INFO_MC_ID_MASK)
+#define MVPP2_B_HDR_INFO_LAST_OFFS 12
+#define MVPP2_B_HDR_INFO_LAST_MASK BIT(12)
+#define MVPP2_B_HDR_INFO_IS_LAST(info) \
+ (((info) & MVPP2_B_HDR_INFO_LAST_MASK) >> MVPP2_B_HDR_INFO_LAST_OFFS)
+
struct mvpp2_tai;
/* Definitions */
@@ -1002,6 +1010,20 @@ struct mvpp2_rss_table {
u32 indir[MVPP22_RSS_TABLE_ENTRIES];
};
+struct mvpp2_buff_hdr {
+ __le32 next_phys_addr;
+ __le32 next_dma_addr;
+ __le16 byte_count;
+ __le16 info;
+ __le16 reserved1; /* bm_qset (for future use, BM) */
+ u8 next_phys_addr_high;
+ u8 next_dma_addr_high;
+ __le16 reserved2;
+ __le16 reserved3;
+ __le16 reserved4;
+ __le16 reserved5;
+};
+
/* Shared Packet Processor resources */
struct mvpp2 {
/* Shared registers' base addresses */
diff --git a/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c b/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c
index ec706d6..d39c763 100644
--- a/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c
+++ b/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c
@@ -3839,6 +3839,35 @@ mvpp2_run_xdp(struct mvpp2_port *port, struct mvpp2_rx_queue *rxq,
return ret;
}
+static void mvpp2_buff_hdr_pool_put(struct mvpp2_port *port, struct mvpp2_rx_desc *rx_desc,
+ int pool, u32 rx_status)
+{
+ phys_addr_t phys_addr, phys_addr_next;
+ dma_addr_t dma_addr, dma_addr_next;
+ struct mvpp2_buff_hdr *buff_hdr;
+
+ phys_addr = mvpp2_rxdesc_dma_addr_get(port, rx_desc);
+ dma_addr = mvpp2_rxdesc_cookie_get(port, rx_desc);
+
+ do {
+ buff_hdr = (struct mvpp2_buff_hdr *)phys_to_virt(phys_addr);
+
+ phys_addr_next = le32_to_cpu(buff_hdr->next_phys_addr);
+ dma_addr_next = le32_to_cpu(buff_hdr->next_dma_addr);
+
+ if (port->priv->hw_version >= MVPP22) {
+ phys_addr_next |= ((u64)buff_hdr->next_phys_addr_high << 32);
+ dma_addr_next |= ((u64)buff_hdr->next_dma_addr_high << 32);
+ }
+
+ mvpp2_bm_pool_put(port, pool, dma_addr, phys_addr);
+
+ phys_addr = phys_addr_next;
+ dma_addr = dma_addr_next;
+
+ } while (!MVPP2_B_HDR_INFO_IS_LAST(le16_to_cpu(buff_hdr->info)));
+}
+
/* Main rx processing */
static int mvpp2_rx(struct mvpp2_port *port, struct napi_struct *napi,
int rx_todo, struct mvpp2_rx_queue *rxq)
@@ -3885,14 +3914,6 @@ static int mvpp2_rx(struct mvpp2_port *port, struct napi_struct *napi,
MVPP2_RXD_BM_POOL_ID_OFFS;
bm_pool = &port->priv->bm_pools[pool];
- /* In case of an error, release the requested buffer pointer
- * to the Buffer Manager. This request process is controlled
- * by the hardware, and the information about the buffer is
- * comprised by the RX descriptor.
- */
- if (rx_status & MVPP2_RXD_ERR_SUMMARY)
- goto err_drop_frame;
-
if (port->priv->percpu_pools) {
pp = port->priv->page_pool[pool];
dma_dir = page_pool_get_dma_dir(pp);
@@ -3904,6 +3925,18 @@ static int mvpp2_rx(struct mvpp2_port *port, struct napi_struct *napi,
rx_bytes + MVPP2_MH_SIZE,
dma_dir);
+ /* Buffer header not supported */
+ if (rx_status & MVPP2_RXD_BUF_HDR)
+ goto err_drop_frame;
+
+ /* In case of an error, release the requested buffer pointer
+ * to the Buffer Manager. This request process is controlled
+ * by the hardware, and the information about the buffer is
+ * comprised by the RX descriptor.
+ */
+ if (rx_status & MVPP2_RXD_ERR_SUMMARY)
+ goto err_drop_frame;
+
/* Prefetch header */
prefetch(data);
@@ -3985,7 +4018,10 @@ static int mvpp2_rx(struct mvpp2_port *port, struct napi_struct *napi,
dev->stats.rx_errors++;
mvpp2_rx_error(port, rx_desc);
/* Return the buffer to the pool */
- mvpp2_bm_pool_put(port, pool, dma_addr, phys_addr);
+ if (rx_status & MVPP2_RXD_BUF_HDR)
+ mvpp2_buff_hdr_pool_put(port, rx_desc, pool, rx_status);
+ else
+ mvpp2_bm_pool_put(port, pool, dma_addr, phys_addr);
}
rcu_read_unlock();
diff --git a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_ethtool.c b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_ethtool.c
index f4962a9..9d9a2e4 100644
--- a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_ethtool.c
+++ b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_ethtool.c
@@ -786,6 +786,10 @@ static int otx2_set_rxfh_context(struct net_device *dev, const u32 *indir,
if (hfunc != ETH_RSS_HASH_NO_CHANGE && hfunc != ETH_RSS_HASH_TOP)
return -EOPNOTSUPP;
+ if (*rss_context != ETH_RXFH_CONTEXT_ALLOC &&
+ *rss_context >= MAX_RSS_GROUPS)
+ return -EINVAL;
+
rss = &pfvf->hw.rss_info;
if (!rss->enable) {
diff --git a/drivers/net/ethernet/mediatek/mtk_eth_soc.c b/drivers/net/ethernet/mediatek/mtk_eth_soc.c
index ed4eace..64adfd2 100644
--- a/drivers/net/ethernet/mediatek/mtk_eth_soc.c
+++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.c
@@ -681,32 +681,53 @@ static int mtk_set_mac_address(struct net_device *dev, void *p)
void mtk_stats_update_mac(struct mtk_mac *mac)
{
struct mtk_hw_stats *hw_stats = mac->hw_stats;
- unsigned int base = MTK_GDM1_TX_GBCNT;
- u64 stats;
-
- base += hw_stats->reg_offset;
+ struct mtk_eth *eth = mac->hw;
u64_stats_update_begin(&hw_stats->syncp);
- hw_stats->rx_bytes += mtk_r32(mac->hw, base);
- stats = mtk_r32(mac->hw, base + 0x04);
- if (stats)
- hw_stats->rx_bytes += (stats << 32);
- hw_stats->rx_packets += mtk_r32(mac->hw, base + 0x08);
- hw_stats->rx_overflow += mtk_r32(mac->hw, base + 0x10);
- hw_stats->rx_fcs_errors += mtk_r32(mac->hw, base + 0x14);
- hw_stats->rx_short_errors += mtk_r32(mac->hw, base + 0x18);
- hw_stats->rx_long_errors += mtk_r32(mac->hw, base + 0x1c);
- hw_stats->rx_checksum_errors += mtk_r32(mac->hw, base + 0x20);
- hw_stats->rx_flow_control_packets +=
- mtk_r32(mac->hw, base + 0x24);
- hw_stats->tx_skip += mtk_r32(mac->hw, base + 0x28);
- hw_stats->tx_collisions += mtk_r32(mac->hw, base + 0x2c);
- hw_stats->tx_bytes += mtk_r32(mac->hw, base + 0x30);
- stats = mtk_r32(mac->hw, base + 0x34);
- if (stats)
- hw_stats->tx_bytes += (stats << 32);
- hw_stats->tx_packets += mtk_r32(mac->hw, base + 0x38);
+ if (MTK_HAS_CAPS(eth->soc->caps, MTK_SOC_MT7628)) {
+ hw_stats->tx_packets += mtk_r32(mac->hw, MT7628_SDM_TPCNT);
+ hw_stats->tx_bytes += mtk_r32(mac->hw, MT7628_SDM_TBCNT);
+ hw_stats->rx_packets += mtk_r32(mac->hw, MT7628_SDM_RPCNT);
+ hw_stats->rx_bytes += mtk_r32(mac->hw, MT7628_SDM_RBCNT);
+ hw_stats->rx_checksum_errors +=
+ mtk_r32(mac->hw, MT7628_SDM_CS_ERR);
+ } else {
+ unsigned int offs = hw_stats->reg_offset;
+ u64 stats;
+
+ hw_stats->rx_bytes += mtk_r32(mac->hw,
+ MTK_GDM1_RX_GBCNT_L + offs);
+ stats = mtk_r32(mac->hw, MTK_GDM1_RX_GBCNT_H + offs);
+ if (stats)
+ hw_stats->rx_bytes += (stats << 32);
+ hw_stats->rx_packets +=
+ mtk_r32(mac->hw, MTK_GDM1_RX_GPCNT + offs);
+ hw_stats->rx_overflow +=
+ mtk_r32(mac->hw, MTK_GDM1_RX_OERCNT + offs);
+ hw_stats->rx_fcs_errors +=
+ mtk_r32(mac->hw, MTK_GDM1_RX_FERCNT + offs);
+ hw_stats->rx_short_errors +=
+ mtk_r32(mac->hw, MTK_GDM1_RX_SERCNT + offs);
+ hw_stats->rx_long_errors +=
+ mtk_r32(mac->hw, MTK_GDM1_RX_LENCNT + offs);
+ hw_stats->rx_checksum_errors +=
+ mtk_r32(mac->hw, MTK_GDM1_RX_CERCNT + offs);
+ hw_stats->rx_flow_control_packets +=
+ mtk_r32(mac->hw, MTK_GDM1_RX_FCCNT + offs);
+ hw_stats->tx_skip +=
+ mtk_r32(mac->hw, MTK_GDM1_TX_SKIPCNT + offs);
+ hw_stats->tx_collisions +=
+ mtk_r32(mac->hw, MTK_GDM1_TX_COLCNT + offs);
+ hw_stats->tx_bytes +=
+ mtk_r32(mac->hw, MTK_GDM1_TX_GBCNT_L + offs);
+ stats = mtk_r32(mac->hw, MTK_GDM1_TX_GBCNT_H + offs);
+ if (stats)
+ hw_stats->tx_bytes += (stats << 32);
+ hw_stats->tx_packets +=
+ mtk_r32(mac->hw, MTK_GDM1_TX_GPCNT + offs);
+ }
+
u64_stats_update_end(&hw_stats->syncp);
}
@@ -2423,7 +2444,8 @@ static void mtk_dim_rx(struct work_struct *work)
val |= cur << MTK_PDMA_DELAY_RX_PINT_SHIFT;
mtk_w32(eth, val, MTK_PDMA_DELAY_INT);
- mtk_w32(eth, val, MTK_QDMA_DELAY_INT);
+ if (MTK_HAS_CAPS(eth->soc->caps, MTK_QDMA))
+ mtk_w32(eth, val, MTK_QDMA_DELAY_INT);
spin_unlock_bh(ð->dim_lock);
@@ -2452,7 +2474,8 @@ static void mtk_dim_tx(struct work_struct *work)
val |= cur << MTK_PDMA_DELAY_TX_PINT_SHIFT;
mtk_w32(eth, val, MTK_PDMA_DELAY_INT);
- mtk_w32(eth, val, MTK_QDMA_DELAY_INT);
+ if (MTK_HAS_CAPS(eth->soc->caps, MTK_QDMA))
+ mtk_w32(eth, val, MTK_QDMA_DELAY_INT);
spin_unlock_bh(ð->dim_lock);
@@ -2480,6 +2503,10 @@ static int mtk_hw_init(struct mtk_eth *eth)
goto err_disable_pm;
}
+ /* set interrupt delays based on current Net DIM sample */
+ mtk_dim_rx(ð->rx_dim.work);
+ mtk_dim_tx(ð->tx_dim.work);
+
/* disable delay and normal interrupt */
mtk_tx_irq_disable(eth, ~0);
mtk_rx_irq_disable(eth, ~0);
diff --git a/drivers/net/ethernet/mediatek/mtk_eth_soc.h b/drivers/net/ethernet/mediatek/mtk_eth_soc.h
index 11331b4..5ef70dd 100644
--- a/drivers/net/ethernet/mediatek/mtk_eth_soc.h
+++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.h
@@ -278,8 +278,21 @@
/* QDMA FQ Free Page Buffer Length Register */
#define MTK_QDMA_FQ_BLEN 0x1B2C
-/* GMA1 Received Good Byte Count Register */
-#define MTK_GDM1_TX_GBCNT 0x2400
+/* GMA1 counter / statics register */
+#define MTK_GDM1_RX_GBCNT_L 0x2400
+#define MTK_GDM1_RX_GBCNT_H 0x2404
+#define MTK_GDM1_RX_GPCNT 0x2408
+#define MTK_GDM1_RX_OERCNT 0x2410
+#define MTK_GDM1_RX_FERCNT 0x2414
+#define MTK_GDM1_RX_SERCNT 0x2418
+#define MTK_GDM1_RX_LENCNT 0x241c
+#define MTK_GDM1_RX_CERCNT 0x2420
+#define MTK_GDM1_RX_FCCNT 0x2424
+#define MTK_GDM1_TX_SKIPCNT 0x2428
+#define MTK_GDM1_TX_COLCNT 0x242c
+#define MTK_GDM1_TX_GBCNT_L 0x2430
+#define MTK_GDM1_TX_GBCNT_H 0x2434
+#define MTK_GDM1_TX_GPCNT 0x2438
#define MTK_STAT_OFFSET 0x40
/* QDMA descriptor txd4 */
@@ -502,6 +515,13 @@
#define MT7628_SDM_MAC_ADRL (MT7628_SDM_OFFSET + 0x0c)
#define MT7628_SDM_MAC_ADRH (MT7628_SDM_OFFSET + 0x10)
+/* Counter / stat register */
+#define MT7628_SDM_TPCNT (MT7628_SDM_OFFSET + 0x100)
+#define MT7628_SDM_TBCNT (MT7628_SDM_OFFSET + 0x104)
+#define MT7628_SDM_RPCNT (MT7628_SDM_OFFSET + 0x108)
+#define MT7628_SDM_RBCNT (MT7628_SDM_OFFSET + 0x10c)
+#define MT7628_SDM_CS_ERR (MT7628_SDM_OFFSET + 0x110)
+
struct mtk_rx_dma {
unsigned int rxd1;
unsigned int rxd2;
diff --git a/drivers/net/ethernet/mellanox/mlx4/en_ethtool.c b/drivers/net/ethernet/mellanox/mlx4/en_ethtool.c
index 1434df6..3616b77 100644
--- a/drivers/net/ethernet/mellanox/mlx4/en_ethtool.c
+++ b/drivers/net/ethernet/mellanox/mlx4/en_ethtool.c
@@ -2027,8 +2027,6 @@ static int mlx4_en_set_tunable(struct net_device *dev,
return ret;
}
-#define MLX4_EEPROM_PAGE_LEN 256
-
static int mlx4_en_get_module_info(struct net_device *dev,
struct ethtool_modinfo *modinfo)
{
@@ -2063,7 +2061,7 @@ static int mlx4_en_get_module_info(struct net_device *dev,
break;
case MLX4_MODULE_ID_SFP:
modinfo->type = ETH_MODULE_SFF_8472;
- modinfo->eeprom_len = MLX4_EEPROM_PAGE_LEN;
+ modinfo->eeprom_len = ETH_MODULE_SFF_8472_LEN;
break;
default:
return -EINVAL;
diff --git a/drivers/net/ethernet/mellanox/mlx4/port.c b/drivers/net/ethernet/mellanox/mlx4/port.c
index ba6ac31..256a06b3 100644
--- a/drivers/net/ethernet/mellanox/mlx4/port.c
+++ b/drivers/net/ethernet/mellanox/mlx4/port.c
@@ -1973,6 +1973,7 @@ EXPORT_SYMBOL(mlx4_get_roce_gid_from_slave);
#define I2C_ADDR_LOW 0x50
#define I2C_ADDR_HIGH 0x51
#define I2C_PAGE_SIZE 256
+#define I2C_HIGH_PAGE_SIZE 128
/* Module Info Data */
struct mlx4_cable_info {
@@ -2026,6 +2027,88 @@ static inline const char *cable_info_mad_err_str(u16 mad_status)
return "Unknown Error";
}
+static int mlx4_get_module_id(struct mlx4_dev *dev, u8 port, u8 *module_id)
+{
+ struct mlx4_cmd_mailbox *inbox, *outbox;
+ struct mlx4_mad_ifc *inmad, *outmad;
+ struct mlx4_cable_info *cable_info;
+ int ret;
+
+ inbox = mlx4_alloc_cmd_mailbox(dev);
+ if (IS_ERR(inbox))
+ return PTR_ERR(inbox);
+
+ outbox = mlx4_alloc_cmd_mailbox(dev);
+ if (IS_ERR(outbox)) {
+ mlx4_free_cmd_mailbox(dev, inbox);
+ return PTR_ERR(outbox);
+ }
+
+ inmad = (struct mlx4_mad_ifc *)(inbox->buf);
+ outmad = (struct mlx4_mad_ifc *)(outbox->buf);
+
+ inmad->method = 0x1; /* Get */
+ inmad->class_version = 0x1;
+ inmad->mgmt_class = 0x1;
+ inmad->base_version = 0x1;
+ inmad->attr_id = cpu_to_be16(0xFF60); /* Module Info */
+
+ cable_info = (struct mlx4_cable_info *)inmad->data;
+ cable_info->dev_mem_address = 0;
+ cable_info->page_num = 0;
+ cable_info->i2c_addr = I2C_ADDR_LOW;
+ cable_info->size = cpu_to_be16(1);
+
+ ret = mlx4_cmd_box(dev, inbox->dma, outbox->dma, port, 3,
+ MLX4_CMD_MAD_IFC, MLX4_CMD_TIME_CLASS_C,
+ MLX4_CMD_NATIVE);
+ if (ret)
+ goto out;
+
+ if (be16_to_cpu(outmad->status)) {
+ /* Mad returned with bad status */
+ ret = be16_to_cpu(outmad->status);
+ mlx4_warn(dev,
+ "MLX4_CMD_MAD_IFC Get Module ID attr(%x) port(%d) i2c_addr(%x) offset(%d) size(%d): Response Mad Status(%x) - %s\n",
+ 0xFF60, port, I2C_ADDR_LOW, 0, 1, ret,
+ cable_info_mad_err_str(ret));
+ ret = -ret;
+ goto out;
+ }
+ cable_info = (struct mlx4_cable_info *)outmad->data;
+ *module_id = cable_info->data[0];
+out:
+ mlx4_free_cmd_mailbox(dev, inbox);
+ mlx4_free_cmd_mailbox(dev, outbox);
+ return ret;
+}
+
+static void mlx4_sfp_eeprom_params_set(u8 *i2c_addr, u8 *page_num, u16 *offset)
+{
+ *i2c_addr = I2C_ADDR_LOW;
+ *page_num = 0;
+
+ if (*offset < I2C_PAGE_SIZE)
+ return;
+
+ *i2c_addr = I2C_ADDR_HIGH;
+ *offset -= I2C_PAGE_SIZE;
+}
+
+static void mlx4_qsfp_eeprom_params_set(u8 *i2c_addr, u8 *page_num, u16 *offset)
+{
+ /* Offsets 0-255 belong to page 0.
+ * Offsets 256-639 belong to pages 01, 02, 03.
+ * For example, offset 400 is page 02: 1 + (400 - 256) / 128 = 2
+ */
+ if (*offset < I2C_PAGE_SIZE)
+ *page_num = 0;
+ else
+ *page_num = 1 + (*offset - I2C_PAGE_SIZE) / I2C_HIGH_PAGE_SIZE;
+ *i2c_addr = I2C_ADDR_LOW;
+ *offset -= *page_num * I2C_HIGH_PAGE_SIZE;
+}
+
/**
* mlx4_get_module_info - Read cable module eeprom data
* @dev: mlx4_dev.
@@ -2045,12 +2128,30 @@ int mlx4_get_module_info(struct mlx4_dev *dev, u8 port,
struct mlx4_cmd_mailbox *inbox, *outbox;
struct mlx4_mad_ifc *inmad, *outmad;
struct mlx4_cable_info *cable_info;
- u16 i2c_addr;
+ u8 module_id, i2c_addr, page_num;
int ret;
if (size > MODULE_INFO_MAX_READ)
size = MODULE_INFO_MAX_READ;
+ ret = mlx4_get_module_id(dev, port, &module_id);
+ if (ret)
+ return ret;
+
+ switch (module_id) {
+ case MLX4_MODULE_ID_SFP:
+ mlx4_sfp_eeprom_params_set(&i2c_addr, &page_num, &offset);
+ break;
+ case MLX4_MODULE_ID_QSFP:
+ case MLX4_MODULE_ID_QSFP_PLUS:
+ case MLX4_MODULE_ID_QSFP28:
+ mlx4_qsfp_eeprom_params_set(&i2c_addr, &page_num, &offset);
+ break;
+ default:
+ mlx4_err(dev, "Module ID not recognized: %#x\n", module_id);
+ return -EINVAL;
+ }
+
inbox = mlx4_alloc_cmd_mailbox(dev);
if (IS_ERR(inbox))
return PTR_ERR(inbox);
@@ -2076,11 +2177,9 @@ int mlx4_get_module_info(struct mlx4_dev *dev, u8 port,
*/
size -= offset + size - I2C_PAGE_SIZE;
- i2c_addr = I2C_ADDR_LOW;
-
cable_info = (struct mlx4_cable_info *)inmad->data;
cable_info->dev_mem_address = cpu_to_be16(offset);
- cable_info->page_num = 0;
+ cable_info->page_num = page_num;
cable_info->i2c_addr = i2c_addr;
cable_info->size = cpu_to_be16(size);
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/rep/bond.c b/drivers/net/ethernet/mellanox/mlx5/core/en/rep/bond.c
index 95f2b26..9c076aa 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en/rep/bond.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en/rep/bond.c
@@ -223,6 +223,8 @@ static void mlx5e_rep_changelowerstate_event(struct net_device *netdev, void *pt
rpriv = priv->ppriv;
fwd_vport_num = rpriv->rep->vport;
lag_dev = netdev_master_upper_dev_get(netdev);
+ if (!lag_dev)
+ return;
netdev_dbg(netdev, "lag_dev(%s)'s slave vport(%d) is txable(%d)\n",
lag_dev->name, fwd_vport_num, net_lag_port_dev_txable(netdev));
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/rep/tc.c b/drivers/net/ethernet/mellanox/mlx5/core/en/rep/tc.c
index 6cdc52d..3113822 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en/rep/tc.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en/rep/tc.c
@@ -626,7 +626,7 @@ static bool mlx5e_restore_skb(struct sk_buff *skb, u32 chain, u32 reg_c1,
struct mlx5_eswitch *esw;
u32 zone_restore_id;
- tc_skb_ext = skb_ext_add(skb, TC_SKB_EXT);
+ tc_skb_ext = tc_skb_ext_alloc(skb);
if (!tc_skb_ext) {
WARN_ON(1);
return false;
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun_encap.c b/drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun_encap.c
index 593503b..f1fb116 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun_encap.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun_encap.c
@@ -1505,7 +1505,7 @@ mlx5e_init_fib_work_ipv4(struct mlx5e_priv *priv,
fen_info = container_of(info, struct fib_entry_notifier_info, info);
fib_dev = fib_info_nh(fen_info->fi, 0)->fib_nh_dev;
- if (fib_dev->netdev_ops != &mlx5e_netdev_ops ||
+ if (!fib_dev || fib_dev->netdev_ops != &mlx5e_netdev_ops ||
fen_info->dst_len != 32)
return NULL;
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_fs.c b/drivers/net/ethernet/mellanox/mlx5/core/en_fs.c
index 0d571a0..0b75fab 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_fs.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_fs.c
@@ -35,6 +35,7 @@
#include <linux/ipv6.h>
#include <linux/tcp.h>
#include <linux/mlx5/fs.h>
+#include <linux/mlx5/mpfs.h>
#include "en.h"
#include "en_rep.h"
#include "lib/mpfs.h"
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
index bca832c..ad0f694 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
@@ -889,10 +889,13 @@ int mlx5e_open_rq(struct mlx5e_params *params, struct mlx5e_rq_param *param,
void mlx5e_activate_rq(struct mlx5e_rq *rq)
{
set_bit(MLX5E_RQ_STATE_ENABLED, &rq->state);
- if (rq->icosq)
+ if (rq->icosq) {
mlx5e_trigger_irq(rq->icosq);
- else
+ } else {
+ local_bh_disable();
napi_schedule(rq->cq.napi);
+ local_bh_enable();
+ }
}
void mlx5e_deactivate_rq(struct mlx5e_rq *rq)
@@ -2697,7 +2700,7 @@ static int mlx5e_update_netdev_queues(struct mlx5e_priv *priv)
int err;
old_num_txqs = netdev->real_num_tx_queues;
- old_ntc = netdev->num_tc;
+ old_ntc = netdev->num_tc ? : 1;
nch = priv->channels.params.num_channels;
ntc = priv->channels.params.num_tc;
@@ -5229,6 +5232,11 @@ static void mlx5e_update_features(struct net_device *netdev)
rtnl_unlock();
}
+static void mlx5e_reset_channels(struct net_device *netdev)
+{
+ netdev_reset_tc(netdev);
+}
+
int mlx5e_attach_netdev(struct mlx5e_priv *priv)
{
const bool take_rtnl = priv->netdev->reg_state == NETREG_REGISTERED;
@@ -5283,6 +5291,7 @@ int mlx5e_attach_netdev(struct mlx5e_priv *priv)
profile->cleanup_tx(priv);
out:
+ mlx5e_reset_channels(priv->netdev);
set_bit(MLX5E_STATE_DESTROYING, &priv->state);
cancel_work_sync(&priv->update_stats_work);
return err;
@@ -5300,6 +5309,7 @@ void mlx5e_detach_netdev(struct mlx5e_priv *priv)
profile->cleanup_rx(priv);
profile->cleanup_tx(priv);
+ mlx5e_reset_channels(priv->netdev);
cancel_work_sync(&priv->update_stats_work);
}
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
index 47a9c49..2c776e7 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
@@ -1322,10 +1322,10 @@ mlx5e_tc_add_fdb_flow(struct mlx5e_priv *priv,
struct netlink_ext_ack *extack)
{
struct mlx5_eswitch *esw = priv->mdev->priv.eswitch;
- struct net_device *out_dev, *encap_dev = NULL;
struct mlx5e_tc_flow_parse_attr *parse_attr;
struct mlx5_flow_attr *attr = flow->attr;
bool vf_tun = false, encap_valid = true;
+ struct net_device *encap_dev = NULL;
struct mlx5_esw_flow_attr *esw_attr;
struct mlx5_fc *counter = NULL;
struct mlx5e_rep_priv *rpriv;
@@ -1371,16 +1371,22 @@ mlx5e_tc_add_fdb_flow(struct mlx5e_priv *priv,
esw_attr = attr->esw_attr;
for (out_index = 0; out_index < MLX5_MAX_FLOW_FWD_VPORTS; out_index++) {
+ struct net_device *out_dev;
int mirred_ifindex;
if (!(esw_attr->dests[out_index].flags & MLX5_ESW_DEST_ENCAP))
continue;
mirred_ifindex = parse_attr->mirred_ifindex[out_index];
- out_dev = __dev_get_by_index(dev_net(priv->netdev),
- mirred_ifindex);
+ out_dev = dev_get_by_index(dev_net(priv->netdev), mirred_ifindex);
+ if (!out_dev) {
+ NL_SET_ERR_MSG_MOD(extack, "Requested mirred device not found");
+ err = -ENODEV;
+ goto err_out;
+ }
err = mlx5e_attach_encap(priv, flow, out_dev, out_index,
extack, &encap_dev, &encap_valid);
+ dev_put(out_dev);
if (err)
goto err_out;
@@ -1393,6 +1399,12 @@ mlx5e_tc_add_fdb_flow(struct mlx5e_priv *priv,
esw_attr->dests[out_index].mdev = out_priv->mdev;
}
+ if (vf_tun && esw_attr->out_count > 1) {
+ NL_SET_ERR_MSG_MOD(extack, "VF tunnel encap with mirroring is not supported");
+ err = -EOPNOTSUPP;
+ goto err_out;
+ }
+
err = mlx5_eswitch_add_vlan_action(esw, attr);
if (err)
goto err_out;
@@ -3526,8 +3538,12 @@ static int add_vlan_push_action(struct mlx5e_priv *priv,
if (err)
return err;
- *out_dev = dev_get_by_index_rcu(dev_net(vlan_dev),
- dev_get_iflink(vlan_dev));
+ rcu_read_lock();
+ *out_dev = dev_get_by_index_rcu(dev_net(vlan_dev), dev_get_iflink(vlan_dev));
+ rcu_read_unlock();
+ if (!*out_dev)
+ return -ENODEV;
+
if (is_vlan_dev(*out_dev))
err = add_vlan_push_action(priv, attr, out_dev, action);
@@ -5074,7 +5090,7 @@ bool mlx5e_tc_update_skb(struct mlx5_cqe64 *cqe,
if (mapped_obj.type == MLX5_MAPPED_OBJ_CHAIN) {
chain = mapped_obj.chain;
- tc_skb_ext = skb_ext_add(skb, TC_SKB_EXT);
+ tc_skb_ext = tc_skb_ext_alloc(skb);
if (WARN_ON(!tc_skb_ext))
return false;
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c
index 570f228..b88705a 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c
@@ -35,6 +35,7 @@
#include <linux/mlx5/mlx5_ifc.h>
#include <linux/mlx5/vport.h>
#include <linux/mlx5/fs.h>
+#include <linux/mlx5/mpfs.h>
#include "esw/acl/lgcy.h"
#include "esw/legacy.h"
#include "mlx5_core.h"
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads_termtbl.c b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads_termtbl.c
index a81ece9..b459549 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads_termtbl.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads_termtbl.c
@@ -65,7 +65,7 @@ mlx5_eswitch_termtbl_create(struct mlx5_core_dev *dev,
{
struct mlx5_flow_table_attr ft_attr = {};
struct mlx5_flow_namespace *root_ns;
- int err;
+ int err, err2;
root_ns = mlx5_get_flow_namespace(dev, MLX5_FLOW_NAMESPACE_FDB);
if (!root_ns) {
@@ -76,33 +76,34 @@ mlx5_eswitch_termtbl_create(struct mlx5_core_dev *dev,
/* As this is the terminating action then the termination table is the
* same prio as the slow path
*/
- ft_attr.flags = MLX5_FLOW_TABLE_TERMINATION |
+ ft_attr.flags = MLX5_FLOW_TABLE_TERMINATION | MLX5_FLOW_TABLE_UNMANAGED |
MLX5_FLOW_TABLE_TUNNEL_EN_REFORMAT;
- ft_attr.prio = FDB_SLOW_PATH;
+ ft_attr.prio = FDB_TC_OFFLOAD;
ft_attr.max_fte = 1;
+ ft_attr.level = 1;
ft_attr.autogroup.max_num_groups = 1;
tt->termtbl = mlx5_create_auto_grouped_flow_table(root_ns, &ft_attr);
if (IS_ERR(tt->termtbl)) {
- esw_warn(dev, "Failed to create termination table (error %d)\n",
- IS_ERR(tt->termtbl));
- return -EOPNOTSUPP;
+ err = PTR_ERR(tt->termtbl);
+ esw_warn(dev, "Failed to create termination table, err %pe\n", tt->termtbl);
+ return err;
}
tt->rule = mlx5_add_flow_rules(tt->termtbl, NULL, flow_act,
&tt->dest, 1);
if (IS_ERR(tt->rule)) {
- esw_warn(dev, "Failed to create termination table rule (error %d)\n",
- IS_ERR(tt->rule));
+ err = PTR_ERR(tt->rule);
+ esw_warn(dev, "Failed to create termination table rule, err %pe\n", tt->rule);
goto add_flow_err;
}
return 0;
add_flow_err:
- err = mlx5_destroy_flow_table(tt->termtbl);
- if (err)
- esw_warn(dev, "Failed to destroy termination table\n");
+ err2 = mlx5_destroy_flow_table(tt->termtbl);
+ if (err2)
+ esw_warn(dev, "Failed to destroy termination table, err %d\n", err2);
- return -EOPNOTSUPP;
+ return err;
}
static struct mlx5_termtbl_handle *
@@ -172,19 +173,6 @@ mlx5_eswitch_termtbl_put(struct mlx5_eswitch *esw,
}
}
-static bool mlx5_eswitch_termtbl_is_encap_reformat(struct mlx5_pkt_reformat *rt)
-{
- switch (rt->reformat_type) {
- case MLX5_REFORMAT_TYPE_L2_TO_VXLAN:
- case MLX5_REFORMAT_TYPE_L2_TO_NVGRE:
- case MLX5_REFORMAT_TYPE_L2_TO_L2_TUNNEL:
- case MLX5_REFORMAT_TYPE_L2_TO_L3_TUNNEL:
- return true;
- default:
- return false;
- }
-}
-
static void
mlx5_eswitch_termtbl_actions_move(struct mlx5_flow_act *src,
struct mlx5_flow_act *dst)
@@ -202,14 +190,6 @@ mlx5_eswitch_termtbl_actions_move(struct mlx5_flow_act *src,
memset(&src->vlan[1], 0, sizeof(src->vlan[1]));
}
}
-
- if (src->action & MLX5_FLOW_CONTEXT_ACTION_PACKET_REFORMAT &&
- mlx5_eswitch_termtbl_is_encap_reformat(src->pkt_reformat)) {
- src->action &= ~MLX5_FLOW_CONTEXT_ACTION_PACKET_REFORMAT;
- dst->action |= MLX5_FLOW_CONTEXT_ACTION_PACKET_REFORMAT;
- dst->pkt_reformat = src->pkt_reformat;
- src->pkt_reformat = NULL;
- }
}
static bool mlx5_eswitch_offload_is_uplink_port(const struct mlx5_eswitch *esw,
@@ -238,6 +218,7 @@ mlx5_eswitch_termtbl_required(struct mlx5_eswitch *esw,
int i;
if (!MLX5_CAP_ESW_FLOWTABLE_FDB(esw->dev, termination_table) ||
+ !MLX5_CAP_ESW_FLOWTABLE_FDB(esw->dev, ignore_flow_level) ||
attr->flags & MLX5_ESW_ATTR_FLAG_SLOW_PATH ||
!mlx5_eswitch_offload_is_uplink_port(esw, spec))
return false;
@@ -279,12 +260,19 @@ mlx5_eswitch_add_termtbl_rule(struct mlx5_eswitch *esw,
if (dest[i].type != MLX5_FLOW_DESTINATION_TYPE_VPORT)
continue;
+ if (attr->dests[num_vport_dests].flags & MLX5_ESW_DEST_ENCAP) {
+ term_tbl_act.action |= MLX5_FLOW_CONTEXT_ACTION_PACKET_REFORMAT;
+ term_tbl_act.pkt_reformat = attr->dests[num_vport_dests].pkt_reformat;
+ } else {
+ term_tbl_act.action &= ~MLX5_FLOW_CONTEXT_ACTION_PACKET_REFORMAT;
+ term_tbl_act.pkt_reformat = NULL;
+ }
+
/* get the terminating table for the action list */
tt = mlx5_eswitch_termtbl_get_create(esw, &term_tbl_act,
&dest[i], attr);
if (IS_ERR(tt)) {
- esw_warn(esw->dev, "Failed to get termination table (error %d)\n",
- IS_ERR(tt));
+ esw_warn(esw->dev, "Failed to get termination table, err %pe\n", tt);
goto revert_changes;
}
attr->dests[num_vport_dests].termtbl = tt;
@@ -301,6 +289,9 @@ mlx5_eswitch_add_termtbl_rule(struct mlx5_eswitch *esw,
goto revert_changes;
/* create the FTE */
+ flow_act->action &= ~MLX5_FLOW_CONTEXT_ACTION_PACKET_REFORMAT;
+ flow_act->pkt_reformat = NULL;
+ flow_act->flags |= FLOW_ACT_IGNORE_FLOW_LEVEL;
rule = mlx5_add_flow_rules(fdb, spec, flow_act, dest, num_dest);
if (IS_ERR(rule))
goto revert_changes;
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/lag_mp.c b/drivers/net/ethernet/mellanox/mlx5/core/lag_mp.c
index 2c41a69..fd6196b 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/lag_mp.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/lag_mp.c
@@ -307,6 +307,11 @@ int mlx5_lag_mp_init(struct mlx5_lag *ldev)
struct lag_mp *mp = &ldev->lag_mp;
int err;
+ /* always clear mfi, as it might become stale when a route delete event
+ * has been missed
+ */
+ mp->mfi = NULL;
+
if (mp->fib_nb.notifier_call)
return 0;
@@ -335,4 +340,5 @@ void mlx5_lag_mp_cleanup(struct mlx5_lag *ldev)
unregister_fib_notifier(&init_net, &mp->fib_nb);
destroy_workqueue(mp->wq);
mp->fib_nb.notifier_call = NULL;
+ mp->mfi = NULL;
}
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/lib/mpfs.c b/drivers/net/ethernet/mellanox/mlx5/core/lib/mpfs.c
index fd8449f..839a01d 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/lib/mpfs.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/lib/mpfs.c
@@ -33,6 +33,7 @@
#include <linux/etherdevice.h>
#include <linux/mlx5/driver.h>
#include <linux/mlx5/mlx5_ifc.h>
+#include <linux/mlx5/mpfs.h>
#include <linux/mlx5/eswitch.h>
#include "mlx5_core.h"
#include "lib/mpfs.h"
@@ -175,6 +176,7 @@ int mlx5_mpfs_add_mac(struct mlx5_core_dev *dev, u8 *mac)
mutex_unlock(&mpfs->lock);
return err;
}
+EXPORT_SYMBOL(mlx5_mpfs_add_mac);
int mlx5_mpfs_del_mac(struct mlx5_core_dev *dev, u8 *mac)
{
@@ -206,3 +208,4 @@ int mlx5_mpfs_del_mac(struct mlx5_core_dev *dev, u8 *mac)
mutex_unlock(&mpfs->lock);
return err;
}
+EXPORT_SYMBOL(mlx5_mpfs_del_mac);
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/lib/mpfs.h b/drivers/net/ethernet/mellanox/mlx5/core/lib/mpfs.h
index 4a7b2c3..4a29354 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/lib/mpfs.h
+++ b/drivers/net/ethernet/mellanox/mlx5/core/lib/mpfs.h
@@ -84,12 +84,9 @@ struct l2addr_node {
#ifdef CONFIG_MLX5_MPFS
int mlx5_mpfs_init(struct mlx5_core_dev *dev);
void mlx5_mpfs_cleanup(struct mlx5_core_dev *dev);
-int mlx5_mpfs_add_mac(struct mlx5_core_dev *dev, u8 *mac);
-int mlx5_mpfs_del_mac(struct mlx5_core_dev *dev, u8 *mac);
#else /* #ifndef CONFIG_MLX5_MPFS */
static inline int mlx5_mpfs_init(struct mlx5_core_dev *dev) { return 0; }
static inline void mlx5_mpfs_cleanup(struct mlx5_core_dev *dev) {}
-static inline int mlx5_mpfs_add_mac(struct mlx5_core_dev *dev, u8 *mac) { return 0; }
-static inline int mlx5_mpfs_del_mac(struct mlx5_core_dev *dev, u8 *mac) { return 0; }
#endif
+
#endif
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/main.c b/drivers/net/ethernet/mellanox/mlx5/core/main.c
index c114365..a1d67bd 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/main.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/main.c
@@ -503,7 +503,7 @@ static int handle_hca_cap_odp(struct mlx5_core_dev *dev, void *set_ctx)
static int handle_hca_cap(struct mlx5_core_dev *dev, void *set_ctx)
{
- struct mlx5_profile *prof = dev->profile;
+ struct mlx5_profile *prof = &dev->profile;
void *set_hca_cap;
int err;
@@ -524,11 +524,11 @@ static int handle_hca_cap(struct mlx5_core_dev *dev, void *set_ctx)
to_fw_pkey_sz(dev, 128));
/* Check log_max_qp from HCA caps to set in current profile */
- if (MLX5_CAP_GEN_MAX(dev, log_max_qp) < profile[prof_sel].log_max_qp) {
+ if (MLX5_CAP_GEN_MAX(dev, log_max_qp) < prof->log_max_qp) {
mlx5_core_warn(dev, "log_max_qp value in current profile is %d, changing it to HCA capability limit (%d)\n",
- profile[prof_sel].log_max_qp,
+ prof->log_max_qp,
MLX5_CAP_GEN_MAX(dev, log_max_qp));
- profile[prof_sel].log_max_qp = MLX5_CAP_GEN_MAX(dev, log_max_qp);
+ prof->log_max_qp = MLX5_CAP_GEN_MAX(dev, log_max_qp);
}
if (prof->mask & MLX5_PROF_MASK_QP_SIZE)
MLX5_SET(cmd_hca_cap, set_hca_cap, log_max_qp,
@@ -1381,8 +1381,7 @@ int mlx5_mdev_init(struct mlx5_core_dev *dev, int profile_idx)
struct mlx5_priv *priv = &dev->priv;
int err;
- dev->profile = &profile[profile_idx];
-
+ memcpy(&dev->profile, &profile[profile_idx], sizeof(dev->profile));
INIT_LIST_HEAD(&priv->ctx_list);
spin_lock_init(&priv->ctx_lock);
mutex_init(&dev->intf_state_mutex);
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/pci_irq.c b/drivers/net/ethernet/mellanox/mlx5/core/pci_irq.c
index 1f907df..c3373fb 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/pci_irq.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/pci_irq.c
@@ -95,9 +95,10 @@ int mlx5_get_default_msix_vec_count(struct mlx5_core_dev *dev, int num_vfs)
int mlx5_set_msix_vec_count(struct mlx5_core_dev *dev, int function_id,
int msix_vec_count)
{
- int sz = MLX5_ST_SZ_BYTES(set_hca_cap_in);
+ int query_sz = MLX5_ST_SZ_BYTES(query_hca_cap_out);
+ int set_sz = MLX5_ST_SZ_BYTES(set_hca_cap_in);
+ void *hca_cap = NULL, *query_cap = NULL, *cap;
int num_vf_msix, min_msix, max_msix;
- void *hca_cap, *cap;
int ret;
num_vf_msix = MLX5_CAP_GEN_MAX(dev, num_total_dynamic_vf_msix);
@@ -116,11 +117,20 @@ int mlx5_set_msix_vec_count(struct mlx5_core_dev *dev, int function_id,
if (msix_vec_count > max_msix)
return -EOVERFLOW;
- hca_cap = kzalloc(sz, GFP_KERNEL);
- if (!hca_cap)
- return -ENOMEM;
+ query_cap = kzalloc(query_sz, GFP_KERNEL);
+ hca_cap = kzalloc(set_sz, GFP_KERNEL);
+ if (!hca_cap || !query_cap) {
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ ret = mlx5_vport_get_other_func_cap(dev, function_id, query_cap);
+ if (ret)
+ goto out;
cap = MLX5_ADDR_OF(set_hca_cap_in, hca_cap, capability);
+ memcpy(cap, MLX5_ADDR_OF(query_hca_cap_out, query_cap, capability),
+ MLX5_UN_SZ_BYTES(hca_cap_union));
MLX5_SET(cmd_hca_cap, cap, dynamic_msix_table_size, msix_vec_count);
MLX5_SET(set_hca_cap_in, hca_cap, opcode, MLX5_CMD_OP_SET_HCA_CAP);
@@ -130,7 +140,9 @@ int mlx5_set_msix_vec_count(struct mlx5_core_dev *dev, int function_id,
MLX5_SET(set_hca_cap_in, hca_cap, op_mod,
MLX5_SET_HCA_CAP_OP_MOD_GENERAL_DEVICE << 1);
ret = mlx5_cmd_exec_in(dev, set_hca_cap, hca_cap);
+out:
kfree(hca_cap);
+ kfree(query_cap);
return ret;
}
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/sf/devlink.c b/drivers/net/ethernet/mellanox/mlx5/core/sf/devlink.c
index a8e73c9..1be0487 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/sf/devlink.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/sf/devlink.c
@@ -136,10 +136,10 @@ static enum devlink_port_fn_state mlx5_sf_to_devlink_state(u8 hw_state)
switch (hw_state) {
case MLX5_VHCA_STATE_ACTIVE:
case MLX5_VHCA_STATE_IN_USE:
- case MLX5_VHCA_STATE_TEARDOWN_REQUEST:
return DEVLINK_PORT_FN_STATE_ACTIVE;
case MLX5_VHCA_STATE_INVALID:
case MLX5_VHCA_STATE_ALLOCATED:
+ case MLX5_VHCA_STATE_TEARDOWN_REQUEST:
default:
return DEVLINK_PORT_FN_STATE_INACTIVE;
}
@@ -192,14 +192,17 @@ int mlx5_devlink_sf_port_fn_state_get(struct devlink *devlink, struct devlink_po
return err;
}
-static int mlx5_sf_activate(struct mlx5_core_dev *dev, struct mlx5_sf *sf)
+static int mlx5_sf_activate(struct mlx5_core_dev *dev, struct mlx5_sf *sf,
+ struct netlink_ext_ack *extack)
{
int err;
if (mlx5_sf_is_active(sf))
return 0;
- if (sf->hw_state != MLX5_VHCA_STATE_ALLOCATED)
- return -EINVAL;
+ if (sf->hw_state != MLX5_VHCA_STATE_ALLOCATED) {
+ NL_SET_ERR_MSG_MOD(extack, "SF is inactivated but it is still attached");
+ return -EBUSY;
+ }
err = mlx5_cmd_sf_enable_hca(dev, sf->hw_fn_id);
if (err)
@@ -226,7 +229,8 @@ static int mlx5_sf_deactivate(struct mlx5_core_dev *dev, struct mlx5_sf *sf)
static int mlx5_sf_state_set(struct mlx5_core_dev *dev, struct mlx5_sf_table *table,
struct mlx5_sf *sf,
- enum devlink_port_fn_state state)
+ enum devlink_port_fn_state state,
+ struct netlink_ext_ack *extack)
{
int err = 0;
@@ -234,7 +238,7 @@ static int mlx5_sf_state_set(struct mlx5_core_dev *dev, struct mlx5_sf_table *ta
if (state == mlx5_sf_to_devlink_state(sf->hw_state))
goto out;
if (state == DEVLINK_PORT_FN_STATE_ACTIVE)
- err = mlx5_sf_activate(dev, sf);
+ err = mlx5_sf_activate(dev, sf, extack);
else if (state == DEVLINK_PORT_FN_STATE_INACTIVE)
err = mlx5_sf_deactivate(dev, sf);
else
@@ -265,7 +269,7 @@ int mlx5_devlink_sf_port_fn_state_set(struct devlink *devlink, struct devlink_po
goto out;
}
- err = mlx5_sf_state_set(dev, table, sf, state);
+ err = mlx5_sf_state_set(dev, table, sf, state, extack);
out:
mlx5_sf_table_put(table);
return err;
diff --git a/drivers/net/ethernet/microchip/encx24j600.c b/drivers/net/ethernet/microchip/encx24j600.c
index 3658c4ae..ee921a9 100644
--- a/drivers/net/ethernet/microchip/encx24j600.c
+++ b/drivers/net/ethernet/microchip/encx24j600.c
@@ -1,5 +1,5 @@
// SPDX-License-Identifier: GPL-2.0-or-later
-/**
+/*
* Microchip ENCX24J600 ethernet driver
*
* Copyright (C) 2015 Gridpoint
diff --git a/drivers/net/ethernet/microchip/encx24j600_hw.h b/drivers/net/ethernet/microchip/encx24j600_hw.h
index f604a26..fac61a8 100644
--- a/drivers/net/ethernet/microchip/encx24j600_hw.h
+++ b/drivers/net/ethernet/microchip/encx24j600_hw.h
@@ -1,5 +1,5 @@
/* SPDX-License-Identifier: GPL-2.0 */
-/**
+/*
* encx24j600_hw.h: Register definitions
*
*/
diff --git a/drivers/net/ethernet/pensando/Kconfig b/drivers/net/ethernet/pensando/Kconfig
index 5f8b0bb..202973a 100644
--- a/drivers/net/ethernet/pensando/Kconfig
+++ b/drivers/net/ethernet/pensando/Kconfig
@@ -20,6 +20,7 @@
config IONIC
tristate "Pensando Ethernet IONIC Support"
depends on 64BIT && PCI
+ depends on PTP_1588_CLOCK || !PTP_1588_CLOCK
select NET_DEVLINK
select DIMLIB
help
diff --git a/drivers/net/ethernet/qlogic/qla3xxx.c b/drivers/net/ethernet/qlogic/qla3xxx.c
index 214e347..2376b27 100644
--- a/drivers/net/ethernet/qlogic/qla3xxx.c
+++ b/drivers/net/ethernet/qlogic/qla3xxx.c
@@ -114,7 +114,7 @@ static int ql_sem_spinlock(struct ql3_adapter *qdev,
value = readl(&port_regs->CommonRegs.semaphoreReg);
if ((value & (sem_mask >> 16)) == sem_bits)
return 0;
- ssleep(1);
+ mdelay(1000);
} while (--seconds);
return -1;
}
diff --git a/drivers/net/ethernet/sfc/nic.c b/drivers/net/ethernet/sfc/nic.c
index d1e9088..22fbb0a 100644
--- a/drivers/net/ethernet/sfc/nic.c
+++ b/drivers/net/ethernet/sfc/nic.c
@@ -90,6 +90,7 @@ int efx_nic_init_interrupt(struct efx_nic *efx)
efx->pci_dev->irq);
goto fail1;
}
+ efx->irqs_hooked = true;
return 0;
}
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
index 345b4c6..5d956a5 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
@@ -1196,7 +1196,6 @@ static void stmmac_check_pcs_mode(struct stmmac_priv *priv)
*/
static int stmmac_init_phy(struct net_device *dev)
{
- struct ethtool_wolinfo wol = { .cmd = ETHTOOL_GWOL };
struct stmmac_priv *priv = netdev_priv(dev);
struct device_node *node;
int ret;
@@ -1222,8 +1221,12 @@ static int stmmac_init_phy(struct net_device *dev)
ret = phylink_connect_phy(priv->phylink, phydev);
}
- phylink_ethtool_get_wol(priv->phylink, &wol);
- device_set_wakeup_capable(priv->device, !!wol.supported);
+ if (!priv->plat->pmt) {
+ struct ethtool_wolinfo wol = { .cmd = ETHTOOL_GWOL };
+
+ phylink_ethtool_get_wol(priv->phylink, &wol);
+ device_set_wakeup_capable(priv->device, !!wol.supported);
+ }
return ret;
}
@@ -5888,12 +5891,21 @@ static int stmmac_set_mac_address(struct net_device *ndev, void *addr)
struct stmmac_priv *priv = netdev_priv(ndev);
int ret = 0;
+ ret = pm_runtime_get_sync(priv->device);
+ if (ret < 0) {
+ pm_runtime_put_noidle(priv->device);
+ return ret;
+ }
+
ret = eth_mac_addr(ndev, addr);
if (ret)
- return ret;
+ goto set_mac_error;
stmmac_set_umac_addr(priv, priv->hw, ndev->dev_addr, 0);
+set_mac_error:
+ pm_runtime_put(priv->device);
+
return ret;
}
@@ -6188,12 +6200,6 @@ static int stmmac_vlan_rx_add_vid(struct net_device *ndev, __be16 proto, u16 vid
bool is_double = false;
int ret;
- ret = pm_runtime_get_sync(priv->device);
- if (ret < 0) {
- pm_runtime_put_noidle(priv->device);
- return ret;
- }
-
if (be16_to_cpu(proto) == ETH_P_8021AD)
is_double = true;
@@ -6219,6 +6225,12 @@ static int stmmac_vlan_rx_kill_vid(struct net_device *ndev, __be16 proto, u16 vi
bool is_double = false;
int ret;
+ ret = pm_runtime_get_sync(priv->device);
+ if (ret < 0) {
+ pm_runtime_put_noidle(priv->device);
+ return ret;
+ }
+
if (be16_to_cpu(proto) == ETH_P_8021AD)
is_double = true;
diff --git a/drivers/net/ethernet/ti/netcp_core.c b/drivers/net/ethernet/ti/netcp_core.c
index 9030e61..97942b0 100644
--- a/drivers/net/ethernet/ti/netcp_core.c
+++ b/drivers/net/ethernet/ti/netcp_core.c
@@ -1350,8 +1350,8 @@ int netcp_txpipe_open(struct netcp_tx_pipe *tx_pipe)
tx_pipe->dma_queue = knav_queue_open(name, tx_pipe->dma_queue_id,
KNAV_QUEUE_SHARED);
if (IS_ERR(tx_pipe->dma_queue)) {
- dev_err(dev, "Could not open DMA queue for channel \"%s\": %d\n",
- name, ret);
+ dev_err(dev, "Could not open DMA queue for channel \"%s\": %pe\n",
+ name, tx_pipe->dma_queue);
ret = PTR_ERR(tx_pipe->dma_queue);
goto err;
}
diff --git a/drivers/net/ipa/ipa.h b/drivers/net/ipa/ipa.h
index e7ff376..7444068 100644
--- a/drivers/net/ipa/ipa.h
+++ b/drivers/net/ipa/ipa.h
@@ -58,6 +58,7 @@ enum ipa_flag {
* @mem_virt: Virtual address of IPA-local memory space
* @mem_offset: Offset from @mem_virt used for access to IPA memory
* @mem_size: Total size (bytes) of memory at @mem_virt
+ * @mem_count: Number of entries in the mem array
* @mem: Array of IPA-local memory region descriptors
* @imem_iova: I/O virtual address of IPA region in IMEM
* @imem_size: Size of IMEM region
@@ -103,6 +104,7 @@ struct ipa {
void *mem_virt;
u32 mem_offset;
u32 mem_size;
+ u32 mem_count;
const struct ipa_mem *mem;
unsigned long imem_iova;
diff --git a/drivers/net/ipa/ipa_mem.c b/drivers/net/ipa/ipa_mem.c
index c5c3b1b7..1624125 100644
--- a/drivers/net/ipa/ipa_mem.c
+++ b/drivers/net/ipa/ipa_mem.c
@@ -180,7 +180,7 @@ int ipa_mem_config(struct ipa *ipa)
* for the region, write "canary" values in the space prior to
* the region's base address.
*/
- for (mem_id = 0; mem_id < IPA_MEM_COUNT; mem_id++) {
+ for (mem_id = 0; mem_id < ipa->mem_count; mem_id++) {
const struct ipa_mem *mem = &ipa->mem[mem_id];
u16 canary_count;
__le32 *canary;
@@ -487,6 +487,7 @@ int ipa_mem_init(struct ipa *ipa, const struct ipa_mem_data *mem_data)
ipa->mem_size = resource_size(res);
/* The ipa->mem[] array is indexed by enum ipa_mem_id values */
+ ipa->mem_count = mem_data->local_count;
ipa->mem = mem_data->local;
ret = ipa_imem_init(ipa, mem_data->imem_addr, mem_data->imem_size);
diff --git a/drivers/net/mdio/mdio-octeon.c b/drivers/net/mdio/mdio-octeon.c
index 8ce99c4..e096e68 100644
--- a/drivers/net/mdio/mdio-octeon.c
+++ b/drivers/net/mdio/mdio-octeon.c
@@ -71,7 +71,6 @@ static int octeon_mdiobus_probe(struct platform_device *pdev)
return 0;
fail_register:
- mdiobus_free(bus->mii_bus);
smi_en.u64 = 0;
oct_mdio_writeq(smi_en.u64, bus->register_base + SMI_EN);
return err;
@@ -85,7 +84,6 @@ static int octeon_mdiobus_remove(struct platform_device *pdev)
bus = platform_get_drvdata(pdev);
mdiobus_unregister(bus->mii_bus);
- mdiobus_free(bus->mii_bus);
smi_en.u64 = 0;
oct_mdio_writeq(smi_en.u64, bus->register_base + SMI_EN);
return 0;
diff --git a/drivers/net/mdio/mdio-thunder.c b/drivers/net/mdio/mdio-thunder.c
index cb17616..822d2cd 100644
--- a/drivers/net/mdio/mdio-thunder.c
+++ b/drivers/net/mdio/mdio-thunder.c
@@ -126,7 +126,6 @@ static void thunder_mdiobus_pci_remove(struct pci_dev *pdev)
continue;
mdiobus_unregister(bus->mii_bus);
- mdiobus_free(bus->mii_bus);
oct_mdio_writeq(0, bus->register_base + SMI_EN);
}
pci_release_regions(pdev);
diff --git a/drivers/net/phy/mdio_bus.c b/drivers/net/phy/mdio_bus.c
index dadf75f..6045ad3 100644
--- a/drivers/net/phy/mdio_bus.c
+++ b/drivers/net/phy/mdio_bus.c
@@ -607,7 +607,8 @@ void mdiobus_unregister(struct mii_bus *bus)
struct mdio_device *mdiodev;
int i;
- BUG_ON(bus->state != MDIOBUS_REGISTERED);
+ if (WARN_ON_ONCE(bus->state != MDIOBUS_REGISTERED))
+ return;
bus->state = MDIOBUS_UNREGISTERED;
for (i = 0; i < PHY_MAX_ADDR; i++) {
diff --git a/drivers/net/usb/cdc_eem.c b/drivers/net/usb/cdc_eem.c
index 0eeec80..2e60bc1 100644
--- a/drivers/net/usb/cdc_eem.c
+++ b/drivers/net/usb/cdc_eem.c
@@ -26,7 +26,7 @@
* for transport over USB using a simpler USB device model than the
* previous CDC "Ethernet Control Model" (ECM, or "CDC Ethernet").
*
- * For details, see www.usb.org/developers/devclass_docs/CDC_EEM10.pdf
+ * For details, see https://usb.org/sites/default/files/CDC_EEM10.pdf
*
* This version has been tested with GIGAntIC WuaoW SIM Smart Card on 2.6.24,
* 2.6.27 and 2.6.30rc2 kernel.
diff --git a/drivers/net/usb/hso.c b/drivers/net/usb/hso.c
index 3ef4b28..5c779cc 100644
--- a/drivers/net/usb/hso.c
+++ b/drivers/net/usb/hso.c
@@ -1689,7 +1689,7 @@ static int hso_serial_tiocmset(struct tty_struct *tty,
spin_unlock_irqrestore(&serial->serial_lock, flags);
return usb_control_msg(serial->parent->usb,
- usb_rcvctrlpipe(serial->parent->usb, 0), 0x22,
+ usb_sndctrlpipe(serial->parent->usb, 0), 0x22,
0x21, val, if_num, NULL, 0,
USB_CTRL_SET_TIMEOUT);
}
@@ -2436,7 +2436,7 @@ static int hso_rfkill_set_block(void *data, bool blocked)
if (hso_dev->usb_gone)
rv = 0;
else
- rv = usb_control_msg(hso_dev->usb, usb_rcvctrlpipe(hso_dev->usb, 0),
+ rv = usb_control_msg(hso_dev->usb, usb_sndctrlpipe(hso_dev->usb, 0),
enabled ? 0x82 : 0x81, 0x40, 0, 0, NULL, 0,
USB_CTRL_SET_TIMEOUT);
mutex_unlock(&hso_dev->mutex);
@@ -2618,32 +2618,31 @@ static struct hso_device *hso_create_bulk_serial_device(
num_urbs = 2;
serial->tiocmget = kzalloc(sizeof(struct hso_tiocmget),
GFP_KERNEL);
+ if (!serial->tiocmget)
+ goto exit;
serial->tiocmget->serial_state_notification
= kzalloc(sizeof(struct hso_serial_state_notification),
GFP_KERNEL);
- /* it isn't going to break our heart if serial->tiocmget
- * allocation fails don't bother checking this.
- */
- if (serial->tiocmget && serial->tiocmget->serial_state_notification) {
- tiocmget = serial->tiocmget;
- tiocmget->endp = hso_get_ep(interface,
- USB_ENDPOINT_XFER_INT,
- USB_DIR_IN);
- if (!tiocmget->endp) {
- dev_err(&interface->dev, "Failed to find INT IN ep\n");
- goto exit;
- }
-
- tiocmget->urb = usb_alloc_urb(0, GFP_KERNEL);
- if (tiocmget->urb) {
- mutex_init(&tiocmget->mutex);
- init_waitqueue_head(&tiocmget->waitq);
- } else
- hso_free_tiomget(serial);
+ if (!serial->tiocmget->serial_state_notification)
+ goto exit;
+ tiocmget = serial->tiocmget;
+ tiocmget->endp = hso_get_ep(interface,
+ USB_ENDPOINT_XFER_INT,
+ USB_DIR_IN);
+ if (!tiocmget->endp) {
+ dev_err(&interface->dev, "Failed to find INT IN ep\n");
+ goto exit;
}
- }
- else
+
+ tiocmget->urb = usb_alloc_urb(0, GFP_KERNEL);
+ if (!tiocmget->urb)
+ goto exit;
+
+ mutex_init(&tiocmget->mutex);
+ init_waitqueue_head(&tiocmget->waitq);
+ } else {
num_urbs = 1;
+ }
if (hso_serial_common_create(serial, num_urbs, BULK_URB_RX_SIZE,
BULK_URB_TX_SIZE))
diff --git a/drivers/net/usb/lan78xx.c b/drivers/net/usb/lan78xx.c
index 6acc5e9..02bce40 100644
--- a/drivers/net/usb/lan78xx.c
+++ b/drivers/net/usb/lan78xx.c
@@ -1645,6 +1645,7 @@ static const struct ethtool_ops lan78xx_ethtool_ops = {
.get_strings = lan78xx_get_strings,
.get_wol = lan78xx_get_wol,
.set_wol = lan78xx_set_wol,
+ .get_ts_info = ethtool_op_get_ts_info,
.get_eee = lan78xx_get_eee,
.set_eee = lan78xx_set_eee,
.get_pauseparam = lan78xx_get_pause,
diff --git a/drivers/net/usb/r8152.c b/drivers/net/usb/r8152.c
index 136ea065..f6abb2f 100644
--- a/drivers/net/usb/r8152.c
+++ b/drivers/net/usb/r8152.c
@@ -8107,6 +8107,37 @@ static void r8156b_init(struct r8152 *tp)
tp->coalesce = 15000; /* 15 us */
}
+static bool rtl_check_vendor_ok(struct usb_interface *intf)
+{
+ struct usb_host_interface *alt = intf->cur_altsetting;
+ struct usb_endpoint_descriptor *in, *out, *intr;
+
+ if (usb_find_common_endpoints(alt, &in, &out, &intr, NULL) < 0) {
+ dev_err(&intf->dev, "Expected endpoints are not found\n");
+ return false;
+ }
+
+ /* Check Rx endpoint address */
+ if (usb_endpoint_num(in) != 1) {
+ dev_err(&intf->dev, "Invalid Rx endpoint address\n");
+ return false;
+ }
+
+ /* Check Tx endpoint address */
+ if (usb_endpoint_num(out) != 2) {
+ dev_err(&intf->dev, "Invalid Tx endpoint address\n");
+ return false;
+ }
+
+ /* Check interrupt endpoint address */
+ if (usb_endpoint_num(intr) != 3) {
+ dev_err(&intf->dev, "Invalid interrupt endpoint address\n");
+ return false;
+ }
+
+ return true;
+}
+
static bool rtl_vendor_mode(struct usb_interface *intf)
{
struct usb_host_interface *alt = intf->cur_altsetting;
@@ -8115,12 +8146,15 @@ static bool rtl_vendor_mode(struct usb_interface *intf)
int i, num_configs;
if (alt->desc.bInterfaceClass == USB_CLASS_VENDOR_SPEC)
- return true;
+ return rtl_check_vendor_ok(intf);
/* The vendor mode is not always config #1, so to find it out. */
udev = interface_to_usbdev(intf);
c = udev->config;
num_configs = udev->descriptor.bNumConfigurations;
+ if (num_configs < 2)
+ return false;
+
for (i = 0; i < num_configs; (i++, c++)) {
struct usb_interface_descriptor *desc = NULL;
@@ -8135,7 +8169,8 @@ static bool rtl_vendor_mode(struct usb_interface *intf)
}
}
- WARN_ON_ONCE(i == num_configs);
+ if (i == num_configs)
+ dev_err(&intf->dev, "Unexpected Device\n");
return false;
}
@@ -9381,9 +9416,6 @@ static int rtl8152_probe(struct usb_interface *intf,
if (!rtl_vendor_mode(intf))
return -ENODEV;
- if (intf->cur_altsetting->desc.bNumEndpoints < 3)
- return -ENODEV;
-
usb_reset_device(udev);
netdev = alloc_etherdev(sizeof(struct r8152));
if (!netdev) {
diff --git a/drivers/net/usb/smsc75xx.c b/drivers/net/usb/smsc75xx.c
index f8cdabb..b286993 100644
--- a/drivers/net/usb/smsc75xx.c
+++ b/drivers/net/usb/smsc75xx.c
@@ -1483,7 +1483,7 @@ static int smsc75xx_bind(struct usbnet *dev, struct usb_interface *intf)
ret = smsc75xx_wait_ready(dev, 0);
if (ret < 0) {
netdev_warn(dev->net, "device not ready in smsc75xx_bind\n");
- return ret;
+ goto err;
}
smsc75xx_init_mac_address(dev);
@@ -1492,7 +1492,7 @@ static int smsc75xx_bind(struct usbnet *dev, struct usb_interface *intf)
ret = smsc75xx_reset(dev);
if (ret < 0) {
netdev_warn(dev->net, "smsc75xx_reset error %d\n", ret);
- return ret;
+ goto err;
}
dev->net->netdev_ops = &smsc75xx_netdev_ops;
@@ -1502,6 +1502,10 @@ static int smsc75xx_bind(struct usbnet *dev, struct usb_interface *intf)
dev->hard_mtu = dev->net->mtu + dev->net->hard_header_len;
dev->net->max_mtu = MAX_SINGLE_PACKET_SIZE;
return 0;
+
+err:
+ kfree(pdata);
+ return ret;
}
static void smsc75xx_unbind(struct usbnet *dev, struct usb_interface *intf)
diff --git a/drivers/net/wireless/ath/ath10k/htt.h b/drivers/net/wireless/ath/ath10k/htt.h
index 9561579..dbc8aef 100644
--- a/drivers/net/wireless/ath/ath10k/htt.h
+++ b/drivers/net/wireless/ath/ath10k/htt.h
@@ -845,6 +845,7 @@ enum htt_security_types {
#define ATH10K_HTT_TXRX_PEER_SECURITY_MAX 2
#define ATH10K_TXRX_NUM_EXT_TIDS 19
+#define ATH10K_TXRX_NON_QOS_TID 16
enum htt_security_flags {
#define HTT_SECURITY_TYPE_MASK 0x7F
diff --git a/drivers/net/wireless/ath/ath10k/htt_rx.c b/drivers/net/wireless/ath/ath10k/htt_rx.c
index 1a08156..7ffb5d5 100644
--- a/drivers/net/wireless/ath/ath10k/htt_rx.c
+++ b/drivers/net/wireless/ath/ath10k/htt_rx.c
@@ -1746,16 +1746,97 @@ static void ath10k_htt_rx_h_csum_offload(struct sk_buff *msdu)
msdu->ip_summed = ath10k_htt_rx_get_csum_state(msdu);
}
+static u64 ath10k_htt_rx_h_get_pn(struct ath10k *ar, struct sk_buff *skb,
+ u16 offset,
+ enum htt_rx_mpdu_encrypt_type enctype)
+{
+ struct ieee80211_hdr *hdr;
+ u64 pn = 0;
+ u8 *ehdr;
+
+ hdr = (struct ieee80211_hdr *)(skb->data + offset);
+ ehdr = skb->data + offset + ieee80211_hdrlen(hdr->frame_control);
+
+ if (enctype == HTT_RX_MPDU_ENCRYPT_AES_CCM_WPA2) {
+ pn = ehdr[0];
+ pn |= (u64)ehdr[1] << 8;
+ pn |= (u64)ehdr[4] << 16;
+ pn |= (u64)ehdr[5] << 24;
+ pn |= (u64)ehdr[6] << 32;
+ pn |= (u64)ehdr[7] << 40;
+ }
+ return pn;
+}
+
+static bool ath10k_htt_rx_h_frag_multicast_check(struct ath10k *ar,
+ struct sk_buff *skb,
+ u16 offset)
+{
+ struct ieee80211_hdr *hdr;
+
+ hdr = (struct ieee80211_hdr *)(skb->data + offset);
+ return !is_multicast_ether_addr(hdr->addr1);
+}
+
+static bool ath10k_htt_rx_h_frag_pn_check(struct ath10k *ar,
+ struct sk_buff *skb,
+ u16 peer_id,
+ u16 offset,
+ enum htt_rx_mpdu_encrypt_type enctype)
+{
+ struct ath10k_peer *peer;
+ union htt_rx_pn_t *last_pn, new_pn = {0};
+ struct ieee80211_hdr *hdr;
+ bool more_frags;
+ u8 tid, frag_number;
+ u32 seq;
+
+ peer = ath10k_peer_find_by_id(ar, peer_id);
+ if (!peer) {
+ ath10k_dbg(ar, ATH10K_DBG_HTT, "invalid peer for frag pn check\n");
+ return false;
+ }
+
+ hdr = (struct ieee80211_hdr *)(skb->data + offset);
+ if (ieee80211_is_data_qos(hdr->frame_control))
+ tid = ieee80211_get_tid(hdr);
+ else
+ tid = ATH10K_TXRX_NON_QOS_TID;
+
+ last_pn = &peer->frag_tids_last_pn[tid];
+ new_pn.pn48 = ath10k_htt_rx_h_get_pn(ar, skb, offset, enctype);
+ more_frags = ieee80211_has_morefrags(hdr->frame_control);
+ frag_number = le16_to_cpu(hdr->seq_ctrl) & IEEE80211_SCTL_FRAG;
+ seq = (__le16_to_cpu(hdr->seq_ctrl) & IEEE80211_SCTL_SEQ) >> 4;
+
+ if (frag_number == 0) {
+ last_pn->pn48 = new_pn.pn48;
+ peer->frag_tids_seq[tid] = seq;
+ } else {
+ if (seq != peer->frag_tids_seq[tid])
+ return false;
+
+ if (new_pn.pn48 != last_pn->pn48 + 1)
+ return false;
+
+ last_pn->pn48 = new_pn.pn48;
+ }
+
+ return true;
+}
+
static void ath10k_htt_rx_h_mpdu(struct ath10k *ar,
struct sk_buff_head *amsdu,
struct ieee80211_rx_status *status,
bool fill_crypt_header,
u8 *rx_hdr,
- enum ath10k_pkt_rx_err *err)
+ enum ath10k_pkt_rx_err *err,
+ u16 peer_id,
+ bool frag)
{
struct sk_buff *first;
struct sk_buff *last;
- struct sk_buff *msdu;
+ struct sk_buff *msdu, *temp;
struct htt_rx_desc *rxd;
struct ieee80211_hdr *hdr;
enum htt_rx_mpdu_encrypt_type enctype;
@@ -1768,6 +1849,7 @@ static void ath10k_htt_rx_h_mpdu(struct ath10k *ar,
bool is_decrypted;
bool is_mgmt;
u32 attention;
+ bool frag_pn_check = true, multicast_check = true;
if (skb_queue_empty(amsdu))
return;
@@ -1866,7 +1948,37 @@ static void ath10k_htt_rx_h_mpdu(struct ath10k *ar,
}
skb_queue_walk(amsdu, msdu) {
+ if (frag && !fill_crypt_header && is_decrypted &&
+ enctype == HTT_RX_MPDU_ENCRYPT_AES_CCM_WPA2)
+ frag_pn_check = ath10k_htt_rx_h_frag_pn_check(ar,
+ msdu,
+ peer_id,
+ 0,
+ enctype);
+
+ if (frag)
+ multicast_check = ath10k_htt_rx_h_frag_multicast_check(ar,
+ msdu,
+ 0);
+
+ if (!frag_pn_check || !multicast_check) {
+ /* Discard the fragment with invalid PN or multicast DA
+ */
+ temp = msdu->prev;
+ __skb_unlink(msdu, amsdu);
+ dev_kfree_skb_any(msdu);
+ msdu = temp;
+ frag_pn_check = true;
+ multicast_check = true;
+ continue;
+ }
+
ath10k_htt_rx_h_csum_offload(msdu);
+
+ if (frag && !fill_crypt_header &&
+ enctype == HTT_RX_MPDU_ENCRYPT_TKIP_WPA)
+ status->flag &= ~RX_FLAG_MMIC_STRIPPED;
+
ath10k_htt_rx_h_undecap(ar, msdu, status, first_hdr, enctype,
is_decrypted);
@@ -1884,6 +1996,11 @@ static void ath10k_htt_rx_h_mpdu(struct ath10k *ar,
hdr = (void *)msdu->data;
hdr->frame_control &= ~__cpu_to_le16(IEEE80211_FCTL_PROTECTED);
+
+ if (frag && !fill_crypt_header &&
+ enctype == HTT_RX_MPDU_ENCRYPT_TKIP_WPA)
+ status->flag &= ~RX_FLAG_IV_STRIPPED &
+ ~RX_FLAG_MMIC_STRIPPED;
}
}
@@ -1991,14 +2108,62 @@ static void ath10k_htt_rx_h_unchain(struct ath10k *ar,
ath10k_unchain_msdu(amsdu, unchain_cnt);
}
+static bool ath10k_htt_rx_validate_amsdu(struct ath10k *ar,
+ struct sk_buff_head *amsdu)
+{
+ u8 *subframe_hdr;
+ struct sk_buff *first;
+ bool is_first, is_last;
+ struct htt_rx_desc *rxd;
+ struct ieee80211_hdr *hdr;
+ size_t hdr_len, crypto_len;
+ enum htt_rx_mpdu_encrypt_type enctype;
+ int bytes_aligned = ar->hw_params.decap_align_bytes;
+
+ first = skb_peek(amsdu);
+
+ rxd = (void *)first->data - sizeof(*rxd);
+ hdr = (void *)rxd->rx_hdr_status;
+
+ is_first = !!(rxd->msdu_end.common.info0 &
+ __cpu_to_le32(RX_MSDU_END_INFO0_FIRST_MSDU));
+ is_last = !!(rxd->msdu_end.common.info0 &
+ __cpu_to_le32(RX_MSDU_END_INFO0_LAST_MSDU));
+
+ /* Return in case of non-aggregated msdu */
+ if (is_first && is_last)
+ return true;
+
+ /* First msdu flag is not set for the first msdu of the list */
+ if (!is_first)
+ return false;
+
+ enctype = MS(__le32_to_cpu(rxd->mpdu_start.info0),
+ RX_MPDU_START_INFO0_ENCRYPT_TYPE);
+
+ hdr_len = ieee80211_hdrlen(hdr->frame_control);
+ crypto_len = ath10k_htt_rx_crypto_param_len(ar, enctype);
+
+ subframe_hdr = (u8 *)hdr + round_up(hdr_len, bytes_aligned) +
+ crypto_len;
+
+ /* Validate if the amsdu has a proper first subframe.
+ * There are chances a single msdu can be received as amsdu when
+ * the unauthenticated amsdu flag of a QoS header
+ * gets flipped in non-SPP AMSDU's, in such cases the first
+ * subframe has llc/snap header in place of a valid da.
+ * return false if the da matches rfc1042 pattern
+ */
+ if (ether_addr_equal(subframe_hdr, rfc1042_header))
+ return false;
+
+ return true;
+}
+
static bool ath10k_htt_rx_amsdu_allowed(struct ath10k *ar,
struct sk_buff_head *amsdu,
struct ieee80211_rx_status *rx_status)
{
- /* FIXME: It might be a good idea to do some fuzzy-testing to drop
- * invalid/dangerous frames.
- */
-
if (!rx_status->freq) {
ath10k_dbg(ar, ATH10K_DBG_HTT, "no channel configured; ignoring frame(s)!\n");
return false;
@@ -2009,6 +2174,11 @@ static bool ath10k_htt_rx_amsdu_allowed(struct ath10k *ar,
return false;
}
+ if (!ath10k_htt_rx_validate_amsdu(ar, amsdu)) {
+ ath10k_dbg(ar, ATH10K_DBG_HTT, "invalid amsdu received\n");
+ return false;
+ }
+
return true;
}
@@ -2071,7 +2241,8 @@ static int ath10k_htt_rx_handle_amsdu(struct ath10k_htt *htt)
ath10k_htt_rx_h_unchain(ar, &amsdu, &drop_cnt, &unchain_cnt);
ath10k_htt_rx_h_filter(ar, &amsdu, rx_status, &drop_cnt_filter);
- ath10k_htt_rx_h_mpdu(ar, &amsdu, rx_status, true, first_hdr, &err);
+ ath10k_htt_rx_h_mpdu(ar, &amsdu, rx_status, true, first_hdr, &err, 0,
+ false);
msdus_to_queue = skb_queue_len(&amsdu);
ath10k_htt_rx_h_enqueue(ar, &amsdu, rx_status);
@@ -2204,6 +2375,11 @@ static bool ath10k_htt_rx_proc_rx_ind_hl(struct ath10k_htt *htt,
fw_desc = &rx->fw_desc;
rx_desc_len = fw_desc->len;
+ if (fw_desc->u.bits.discard) {
+ ath10k_dbg(ar, ATH10K_DBG_HTT, "htt discard mpdu\n");
+ goto err;
+ }
+
/* I have not yet seen any case where num_mpdu_ranges > 1.
* qcacld does not seem handle that case either, so we introduce the
* same limitiation here as well.
@@ -2509,6 +2685,13 @@ static bool ath10k_htt_rx_proc_rx_frag_ind_hl(struct ath10k_htt *htt,
rx_desc = (struct htt_hl_rx_desc *)(skb->data + tot_hdr_len);
rx_desc_info = __le32_to_cpu(rx_desc->info);
+ hdr = (struct ieee80211_hdr *)((u8 *)rx_desc + rx_hl->fw_desc.len);
+
+ if (is_multicast_ether_addr(hdr->addr1)) {
+ /* Discard the fragment with multicast DA */
+ goto err;
+ }
+
if (!MS(rx_desc_info, HTT_RX_DESC_HL_INFO_ENCRYPTED)) {
spin_unlock_bh(&ar->data_lock);
return ath10k_htt_rx_proc_rx_ind_hl(htt, &resp->rx_ind_hl, skb,
@@ -2516,8 +2699,6 @@ static bool ath10k_htt_rx_proc_rx_frag_ind_hl(struct ath10k_htt *htt,
HTT_RX_NON_TKIP_MIC);
}
- hdr = (struct ieee80211_hdr *)((u8 *)rx_desc + rx_hl->fw_desc.len);
-
if (ieee80211_has_retry(hdr->frame_control))
goto err;
@@ -3027,7 +3208,7 @@ static int ath10k_htt_rx_in_ord_ind(struct ath10k *ar, struct sk_buff *skb)
ath10k_htt_rx_h_ppdu(ar, &amsdu, status, vdev_id);
ath10k_htt_rx_h_filter(ar, &amsdu, status, NULL);
ath10k_htt_rx_h_mpdu(ar, &amsdu, status, false, NULL,
- NULL);
+ NULL, peer_id, frag);
ath10k_htt_rx_h_enqueue(ar, &amsdu, status);
break;
case -EAGAIN:
diff --git a/drivers/net/wireless/ath/ath10k/rx_desc.h b/drivers/net/wireless/ath/ath10k/rx_desc.h
index f2b6bf8..705b629 100644
--- a/drivers/net/wireless/ath/ath10k/rx_desc.h
+++ b/drivers/net/wireless/ath/ath10k/rx_desc.h
@@ -1282,7 +1282,19 @@ struct fw_rx_desc_base {
#define FW_RX_DESC_UDP (1 << 6)
struct fw_rx_desc_hl {
- u8 info0;
+ union {
+ struct {
+ u8 discard:1,
+ forward:1,
+ any_err:1,
+ dup_err:1,
+ reserved:1,
+ inspect:1,
+ extension:2;
+ } bits;
+ u8 info0;
+ } u;
+
u8 version;
u8 len;
u8 flags;
diff --git a/drivers/net/wireless/ath/ath11k/dp_rx.c b/drivers/net/wireless/ath/ath11k/dp_rx.c
index 1d9aa1b..603d2f9 100644
--- a/drivers/net/wireless/ath/ath11k/dp_rx.c
+++ b/drivers/net/wireless/ath/ath11k/dp_rx.c
@@ -260,6 +260,16 @@ static void ath11k_dp_rxdesc_set_msdu_len(struct ath11k_base *ab,
ab->hw_params.hw_ops->rx_desc_set_msdu_len(desc, len);
}
+static bool ath11k_dp_rx_h_attn_is_mcbc(struct ath11k_base *ab,
+ struct hal_rx_desc *desc)
+{
+ struct rx_attention *attn = ath11k_dp_rx_get_attention(ab, desc);
+
+ return ath11k_dp_rx_h_msdu_end_first_msdu(ab, desc) &&
+ (!!FIELD_GET(RX_ATTENTION_INFO1_MCAST_BCAST,
+ __le32_to_cpu(attn->info1)));
+}
+
static void ath11k_dp_service_mon_ring(struct timer_list *t)
{
struct ath11k_base *ab = from_timer(ab, t, mon_reap_timer);
@@ -852,6 +862,24 @@ static void ath11k_dp_rx_frags_cleanup(struct dp_rx_tid *rx_tid, bool rel_link_d
__skb_queue_purge(&rx_tid->rx_frags);
}
+void ath11k_peer_frags_flush(struct ath11k *ar, struct ath11k_peer *peer)
+{
+ struct dp_rx_tid *rx_tid;
+ int i;
+
+ lockdep_assert_held(&ar->ab->base_lock);
+
+ for (i = 0; i <= IEEE80211_NUM_TIDS; i++) {
+ rx_tid = &peer->rx_tid[i];
+
+ spin_unlock_bh(&ar->ab->base_lock);
+ del_timer_sync(&rx_tid->frag_timer);
+ spin_lock_bh(&ar->ab->base_lock);
+
+ ath11k_dp_rx_frags_cleanup(rx_tid, true);
+ }
+}
+
void ath11k_peer_rx_tid_cleanup(struct ath11k *ar, struct ath11k_peer *peer)
{
struct dp_rx_tid *rx_tid;
@@ -3450,6 +3478,7 @@ static int ath11k_dp_rx_frag_h_mpdu(struct ath11k *ar,
u8 tid;
int ret = 0;
bool more_frags;
+ bool is_mcbc;
rx_desc = (struct hal_rx_desc *)msdu->data;
peer_id = ath11k_dp_rx_h_mpdu_start_peer_id(ar->ab, rx_desc);
@@ -3457,6 +3486,11 @@ static int ath11k_dp_rx_frag_h_mpdu(struct ath11k *ar,
seqno = ath11k_dp_rx_h_mpdu_start_seq_no(ar->ab, rx_desc);
frag_no = ath11k_dp_rx_h_mpdu_start_frag_no(ar->ab, msdu);
more_frags = ath11k_dp_rx_h_mpdu_start_more_frags(ar->ab, msdu);
+ is_mcbc = ath11k_dp_rx_h_attn_is_mcbc(ar->ab, rx_desc);
+
+ /* Multicast/Broadcast fragments are not expected */
+ if (is_mcbc)
+ return -EINVAL;
if (!ath11k_dp_rx_h_mpdu_start_seq_ctrl_valid(ar->ab, rx_desc) ||
!ath11k_dp_rx_h_mpdu_start_fc_valid(ar->ab, rx_desc) ||
diff --git a/drivers/net/wireless/ath/ath11k/dp_rx.h b/drivers/net/wireless/ath/ath11k/dp_rx.h
index bf39931..623da3b 100644
--- a/drivers/net/wireless/ath/ath11k/dp_rx.h
+++ b/drivers/net/wireless/ath/ath11k/dp_rx.h
@@ -49,6 +49,7 @@ int ath11k_dp_peer_rx_pn_replay_config(struct ath11k_vif *arvif,
const u8 *peer_addr,
enum set_key_cmd key_cmd,
struct ieee80211_key_conf *key);
+void ath11k_peer_frags_flush(struct ath11k *ar, struct ath11k_peer *peer);
void ath11k_peer_rx_tid_cleanup(struct ath11k *ar, struct ath11k_peer *peer);
void ath11k_peer_rx_tid_delete(struct ath11k *ar,
struct ath11k_peer *peer, u8 tid);
diff --git a/drivers/net/wireless/ath/ath11k/mac.c b/drivers/net/wireless/ath/ath11k/mac.c
index 4df425d..9d0ff15 100644
--- a/drivers/net/wireless/ath/ath11k/mac.c
+++ b/drivers/net/wireless/ath/ath11k/mac.c
@@ -2779,6 +2779,12 @@ static int ath11k_mac_op_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
*/
spin_lock_bh(&ab->base_lock);
peer = ath11k_peer_find(ab, arvif->vdev_id, peer_addr);
+
+ /* flush the fragments cache during key (re)install to
+ * ensure all frags in the new frag list belong to the same key.
+ */
+ if (peer && cmd == SET_KEY)
+ ath11k_peer_frags_flush(ar, peer);
spin_unlock_bh(&ab->base_lock);
if (!peer) {
diff --git a/drivers/nfc/nfcmrvl/fw_dnld.h b/drivers/nfc/nfcmrvl/fw_dnld.h
index ee4a339..058ce77 100644
--- a/drivers/nfc/nfcmrvl/fw_dnld.h
+++ b/drivers/nfc/nfcmrvl/fw_dnld.h
@@ -1,4 +1,4 @@
-/**
+/*
* Marvell NFC driver: Firmware downloader
*
* Copyright (C) 2015, Marvell International Ltd.
diff --git a/drivers/nfc/nfcmrvl/i2c.c b/drivers/nfc/nfcmrvl/i2c.c
index 18cd962..c542061 100644
--- a/drivers/nfc/nfcmrvl/i2c.c
+++ b/drivers/nfc/nfcmrvl/i2c.c
@@ -1,4 +1,4 @@
-/**
+/*
* Marvell NFC-over-I2C driver: I2C interface related functions
*
* Copyright (C) 2015, Marvell International Ltd.
diff --git a/drivers/nfc/nfcmrvl/nfcmrvl.h b/drivers/nfc/nfcmrvl/nfcmrvl.h
index de68ff4..e84ee18 100644
--- a/drivers/nfc/nfcmrvl/nfcmrvl.h
+++ b/drivers/nfc/nfcmrvl/nfcmrvl.h
@@ -1,4 +1,4 @@
-/**
+/*
* Marvell NFC driver
*
* Copyright (C) 2014-2015, Marvell International Ltd.
diff --git a/drivers/nfc/nfcmrvl/spi.c b/drivers/nfc/nfcmrvl/spi.c
index 8e0ddb4..dec0d3e 100644
--- a/drivers/nfc/nfcmrvl/spi.c
+++ b/drivers/nfc/nfcmrvl/spi.c
@@ -1,4 +1,4 @@
-/**
+/*
* Marvell NFC-over-SPI driver: SPI interface related functions
*
* Copyright (C) 2015, Marvell International Ltd.
diff --git a/drivers/nfc/nfcmrvl/uart.c b/drivers/nfc/nfcmrvl/uart.c
index e5a622c..7194dd7 100644
--- a/drivers/nfc/nfcmrvl/uart.c
+++ b/drivers/nfc/nfcmrvl/uart.c
@@ -1,4 +1,4 @@
-/**
+/*
* Marvell NFC-over-UART driver
*
* Copyright (C) 2015, Marvell International Ltd.
diff --git a/drivers/nfc/nfcmrvl/usb.c b/drivers/nfc/nfcmrvl/usb.c
index 888e298..bcd563c 100644
--- a/drivers/nfc/nfcmrvl/usb.c
+++ b/drivers/nfc/nfcmrvl/usb.c
@@ -1,4 +1,4 @@
-/**
+/*
* Marvell NFC-over-USB driver: USB interface related functions
*
* Copyright (C) 2014, Marvell International Ltd.
diff --git a/drivers/nvme/host/Kconfig b/drivers/nvme/host/Kconfig
index a44d49d..494675a 100644
--- a/drivers/nvme/host/Kconfig
+++ b/drivers/nvme/host/Kconfig
@@ -71,7 +71,8 @@
config NVME_TCP
tristate "NVM Express over Fabrics TCP host driver"
depends on INET
- depends on BLK_DEV_NVME
+ depends on BLOCK
+ select NVME_CORE
select NVME_FABRICS
select CRYPTO
select CRYPTO_CRC32C
diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c
index 762125f..66973bb 100644
--- a/drivers/nvme/host/core.c
+++ b/drivers/nvme/host/core.c
@@ -3485,8 +3485,10 @@ int nvme_cdev_add(struct cdev *cdev, struct device *cdev_device,
cdev_init(cdev, fops);
cdev->owner = owner;
ret = cdev_device_add(cdev, cdev_device);
- if (ret)
+ if (ret) {
+ put_device(cdev_device);
ida_simple_remove(&nvme_ns_chr_minor_ida, minor);
+ }
return ret;
}
diff --git a/drivers/nvme/host/fabrics.c b/drivers/nvme/host/fabrics.c
index a2bb7fc..34a84d2 100644
--- a/drivers/nvme/host/fabrics.c
+++ b/drivers/nvme/host/fabrics.c
@@ -336,6 +336,11 @@ static void nvmf_log_connect_error(struct nvme_ctrl *ctrl,
cmd->connect.recfmt);
break;
+ case NVME_SC_HOST_PATH_ERROR:
+ dev_err(ctrl->device,
+ "Connect command failed: host path error\n");
+ break;
+
default:
dev_err(ctrl->device,
"Connect command failed, error wo/DNR bit: %d\n",
diff --git a/drivers/nvme/host/fc.c b/drivers/nvme/host/fc.c
index 256e877..f183f9f 100644
--- a/drivers/nvme/host/fc.c
+++ b/drivers/nvme/host/fc.c
@@ -3107,6 +3107,7 @@ nvme_fc_create_association(struct nvme_fc_ctrl *ctrl)
if (ctrl->ctrl.icdoff) {
dev_err(ctrl->ctrl.device, "icdoff %d is not supported!\n",
ctrl->ctrl.icdoff);
+ ret = NVME_SC_INVALID_FIELD | NVME_SC_DNR;
goto out_disconnect_admin_queue;
}
@@ -3114,6 +3115,7 @@ nvme_fc_create_association(struct nvme_fc_ctrl *ctrl)
if (!(ctrl->ctrl.sgls & ((1 << 0) | (1 << 1)))) {
dev_err(ctrl->ctrl.device,
"Mandatory sgls are not supported!\n");
+ ret = NVME_SC_INVALID_FIELD | NVME_SC_DNR;
goto out_disconnect_admin_queue;
}
@@ -3280,11 +3282,13 @@ nvme_fc_reconnect_or_delete(struct nvme_fc_ctrl *ctrl, int status)
if (ctrl->ctrl.state != NVME_CTRL_CONNECTING)
return;
- if (portptr->port_state == FC_OBJSTATE_ONLINE)
+ if (portptr->port_state == FC_OBJSTATE_ONLINE) {
dev_info(ctrl->ctrl.device,
"NVME-FC{%d}: reset: Reconnect attempt failed (%d)\n",
ctrl->cnum, status);
- else if (time_after_eq(jiffies, rport->dev_loss_end))
+ if (status > 0 && (status & NVME_SC_DNR))
+ recon = false;
+ } else if (time_after_eq(jiffies, rport->dev_loss_end))
recon = false;
if (recon && nvmf_should_reconnect(&ctrl->ctrl)) {
@@ -3298,12 +3302,17 @@ nvme_fc_reconnect_or_delete(struct nvme_fc_ctrl *ctrl, int status)
queue_delayed_work(nvme_wq, &ctrl->connect_work, recon_delay);
} else {
- if (portptr->port_state == FC_OBJSTATE_ONLINE)
- dev_warn(ctrl->ctrl.device,
- "NVME-FC{%d}: Max reconnect attempts (%d) "
- "reached.\n",
- ctrl->cnum, ctrl->ctrl.nr_reconnects);
- else
+ if (portptr->port_state == FC_OBJSTATE_ONLINE) {
+ if (status > 0 && (status & NVME_SC_DNR))
+ dev_warn(ctrl->ctrl.device,
+ "NVME-FC{%d}: reconnect failure\n",
+ ctrl->cnum);
+ else
+ dev_warn(ctrl->ctrl.device,
+ "NVME-FC{%d}: Max reconnect attempts "
+ "(%d) reached.\n",
+ ctrl->cnum, ctrl->ctrl.nr_reconnects);
+ } else
dev_warn(ctrl->ctrl.device,
"NVME-FC{%d}: dev_loss_tmo (%d) expired "
"while waiting for remoteport connectivity.\n",
diff --git a/drivers/nvme/target/core.c b/drivers/nvme/target/core.c
index 1853db3..4b29a5b 100644
--- a/drivers/nvme/target/core.c
+++ b/drivers/nvme/target/core.c
@@ -388,10 +388,10 @@ static void nvmet_keep_alive_timer(struct work_struct *work)
{
struct nvmet_ctrl *ctrl = container_of(to_delayed_work(work),
struct nvmet_ctrl, ka_work);
- bool cmd_seen = ctrl->cmd_seen;
+ bool reset_tbkas = ctrl->reset_tbkas;
- ctrl->cmd_seen = false;
- if (cmd_seen) {
+ ctrl->reset_tbkas = false;
+ if (reset_tbkas) {
pr_debug("ctrl %d reschedule traffic based keep-alive timer\n",
ctrl->cntlid);
schedule_delayed_work(&ctrl->ka_work, ctrl->kato * HZ);
@@ -804,6 +804,13 @@ void nvmet_sq_destroy(struct nvmet_sq *sq)
percpu_ref_exit(&sq->ref);
if (ctrl) {
+ /*
+ * The teardown flow may take some time, and the host may not
+ * send us keep-alive during this period, hence reset the
+ * traffic based keep-alive timer so we don't trigger a
+ * controller teardown as a result of a keep-alive expiration.
+ */
+ ctrl->reset_tbkas = true;
nvmet_ctrl_put(ctrl);
sq->ctrl = NULL; /* allows reusing the queue later */
}
@@ -952,7 +959,7 @@ bool nvmet_req_init(struct nvmet_req *req, struct nvmet_cq *cq,
}
if (sq->ctrl)
- sq->ctrl->cmd_seen = true;
+ sq->ctrl->reset_tbkas = true;
return true;
diff --git a/drivers/nvme/target/nvmet.h b/drivers/nvme/target/nvmet.h
index d69a409..53aea9a 100644
--- a/drivers/nvme/target/nvmet.h
+++ b/drivers/nvme/target/nvmet.h
@@ -167,7 +167,7 @@ struct nvmet_ctrl {
struct nvmet_subsys *subsys;
struct nvmet_sq **sqs;
- bool cmd_seen;
+ bool reset_tbkas;
struct mutex lock;
u64 cap;
diff --git a/drivers/nvme/target/tcp.c b/drivers/nvme/target/tcp.c
index f9f34f6..d8aceef 100644
--- a/drivers/nvme/target/tcp.c
+++ b/drivers/nvme/target/tcp.c
@@ -550,7 +550,7 @@ static void nvmet_tcp_queue_response(struct nvmet_req *req)
* nvmet_req_init is completed.
*/
if (queue->rcv_state == NVMET_TCP_RECV_PDU &&
- len && len < cmd->req.port->inline_data_size &&
+ len && len <= cmd->req.port->inline_data_size &&
nvme_is_write(cmd->req.cmd))
return;
}
diff --git a/drivers/ptp/ptp_ocp.c b/drivers/ptp/ptp_ocp.c
index 530e5f9..0d1034e 100644
--- a/drivers/ptp/ptp_ocp.c
+++ b/drivers/ptp/ptp_ocp.c
@@ -324,7 +324,7 @@ ptp_ocp_probe(struct pci_dev *pdev, const struct pci_device_id *id)
if (!bp->base) {
dev_err(&pdev->dev, "io_remap bar0\n");
err = -ENOMEM;
- goto out;
+ goto out_release_regions;
}
bp->reg = bp->base + OCP_REGISTER_OFFSET;
bp->tod = bp->base + TOD_REGISTER_OFFSET;
@@ -347,6 +347,8 @@ ptp_ocp_probe(struct pci_dev *pdev, const struct pci_device_id *id)
return 0;
out:
+ pci_iounmap(pdev, bp->base);
+out_release_regions:
pci_release_regions(pdev);
out_disable:
pci_disable_device(pdev);
diff --git a/drivers/s390/block/dasd_diag.c b/drivers/s390/block/dasd_diag.c
index 1b9e144..fd42a5f 100644
--- a/drivers/s390/block/dasd_diag.c
+++ b/drivers/s390/block/dasd_diag.c
@@ -642,12 +642,18 @@ static void dasd_diag_setup_blk_queue(struct dasd_block *block)
blk_queue_segment_boundary(q, PAGE_SIZE - 1);
}
+static int dasd_diag_pe_handler(struct dasd_device *device,
+ __u8 tbvpm, __u8 fcsecpm)
+{
+ return dasd_generic_verify_path(device, tbvpm);
+}
+
static struct dasd_discipline dasd_diag_discipline = {
.owner = THIS_MODULE,
.name = "DIAG",
.ebcname = "DIAG",
.check_device = dasd_diag_check_device,
- .verify_path = dasd_generic_verify_path,
+ .pe_handler = dasd_diag_pe_handler,
.fill_geometry = dasd_diag_fill_geometry,
.setup_blk_queue = dasd_diag_setup_blk_queue,
.start_IO = dasd_start_diag,
diff --git a/drivers/s390/block/dasd_fba.c b/drivers/s390/block/dasd_fba.c
index 4789410..3ad319a 100644
--- a/drivers/s390/block/dasd_fba.c
+++ b/drivers/s390/block/dasd_fba.c
@@ -794,13 +794,19 @@ static void dasd_fba_setup_blk_queue(struct dasd_block *block)
blk_queue_flag_set(QUEUE_FLAG_DISCARD, q);
}
+static int dasd_fba_pe_handler(struct dasd_device *device,
+ __u8 tbvpm, __u8 fcsecpm)
+{
+ return dasd_generic_verify_path(device, tbvpm);
+}
+
static struct dasd_discipline dasd_fba_discipline = {
.owner = THIS_MODULE,
.name = "FBA ",
.ebcname = "FBA ",
.check_device = dasd_fba_check_characteristics,
.do_analysis = dasd_fba_do_analysis,
- .verify_path = dasd_generic_verify_path,
+ .pe_handler = dasd_fba_pe_handler,
.setup_blk_queue = dasd_fba_setup_blk_queue,
.fill_geometry = dasd_fba_fill_geometry,
.start_IO = dasd_start_IO,
diff --git a/drivers/s390/block/dasd_int.h b/drivers/s390/block/dasd_int.h
index 1c59b0e..155428b 100644
--- a/drivers/s390/block/dasd_int.h
+++ b/drivers/s390/block/dasd_int.h
@@ -297,7 +297,6 @@ struct dasd_discipline {
* e.g. verify that new path is compatible with the current
* configuration.
*/
- int (*verify_path)(struct dasd_device *, __u8);
int (*pe_handler)(struct dasd_device *, __u8, __u8);
/*
diff --git a/drivers/s390/cio/vfio_ccw_cp.c b/drivers/s390/cio/vfio_ccw_cp.c
index b9febc5..8d1b277 100644
--- a/drivers/s390/cio/vfio_ccw_cp.c
+++ b/drivers/s390/cio/vfio_ccw_cp.c
@@ -638,6 +638,10 @@ int cp_init(struct channel_program *cp, struct device *mdev, union orb *orb)
static DEFINE_RATELIMIT_STATE(ratelimit_state, 5 * HZ, 1);
int ret;
+ /* this is an error in the caller */
+ if (cp->initialized)
+ return -EBUSY;
+
/*
* We only support prefetching the channel program. We assume all channel
* programs executed by supported guests likewise support prefetching.
diff --git a/drivers/s390/cio/vfio_ccw_drv.c b/drivers/s390/cio/vfio_ccw_drv.c
index 8c625b5..9b61e9b 100644
--- a/drivers/s390/cio/vfio_ccw_drv.c
+++ b/drivers/s390/cio/vfio_ccw_drv.c
@@ -86,6 +86,7 @@ static void vfio_ccw_sch_io_todo(struct work_struct *work)
struct vfio_ccw_private *private;
struct irb *irb;
bool is_final;
+ bool cp_is_finished = false;
private = container_of(work, struct vfio_ccw_private, io_work);
irb = &private->irb;
@@ -94,14 +95,21 @@ static void vfio_ccw_sch_io_todo(struct work_struct *work)
(SCSW_ACTL_DEVACT | SCSW_ACTL_SCHACT));
if (scsw_is_solicited(&irb->scsw)) {
cp_update_scsw(&private->cp, &irb->scsw);
- if (is_final && private->state == VFIO_CCW_STATE_CP_PENDING)
+ if (is_final && private->state == VFIO_CCW_STATE_CP_PENDING) {
cp_free(&private->cp);
+ cp_is_finished = true;
+ }
}
mutex_lock(&private->io_mutex);
memcpy(private->io_region->irb_area, irb, sizeof(*irb));
mutex_unlock(&private->io_mutex);
- if (private->mdev && is_final)
+ /*
+ * Reset to IDLE only if processing of a channel program
+ * has finished. Do not overwrite a possible processing
+ * state if the final interrupt was for HSCH or CSCH.
+ */
+ if (private->mdev && cp_is_finished)
private->state = VFIO_CCW_STATE_IDLE;
if (private->io_trigger)
diff --git a/drivers/s390/cio/vfio_ccw_fsm.c b/drivers/s390/cio/vfio_ccw_fsm.c
index 23e61aa..e435a9c 100644
--- a/drivers/s390/cio/vfio_ccw_fsm.c
+++ b/drivers/s390/cio/vfio_ccw_fsm.c
@@ -318,6 +318,7 @@ static void fsm_io_request(struct vfio_ccw_private *private,
}
err_out:
+ private->state = VFIO_CCW_STATE_IDLE;
trace_vfio_ccw_fsm_io_request(scsw->cmd.fctl, schid,
io_region->ret_code, errstr);
}
diff --git a/drivers/s390/cio/vfio_ccw_ops.c b/drivers/s390/cio/vfio_ccw_ops.c
index 491a64c..c57d2a7 100644
--- a/drivers/s390/cio/vfio_ccw_ops.c
+++ b/drivers/s390/cio/vfio_ccw_ops.c
@@ -279,8 +279,6 @@ static ssize_t vfio_ccw_mdev_write_io_region(struct vfio_ccw_private *private,
}
vfio_ccw_fsm_event(private, VFIO_CCW_EVENT_IO_REQ);
- if (region->ret_code != 0)
- private->state = VFIO_CCW_STATE_IDLE;
ret = (region->ret_code != 0) ? region->ret_code : count;
out_unlock:
diff --git a/drivers/scsi/aic7xxx/aicasm/aicasm_gram.y b/drivers/scsi/aic7xxx/aicasm/aicasm_gram.y
index 924d55a..65182ad 100644
--- a/drivers/scsi/aic7xxx/aicasm/aicasm_gram.y
+++ b/drivers/scsi/aic7xxx/aicasm/aicasm_gram.y
@@ -58,7 +58,6 @@
#include "aicasm_symbol.h"
#include "aicasm_insformat.h"
-int yylineno;
char *yyfilename;
char stock_prefix[] = "aic_";
char *prefix = stock_prefix;
diff --git a/drivers/scsi/aic7xxx/aicasm/aicasm_symbol.h b/drivers/scsi/aic7xxx/aicasm/aicasm_symbol.h
index 7bf7fd5..ed3bdd4 100644
--- a/drivers/scsi/aic7xxx/aicasm/aicasm_symbol.h
+++ b/drivers/scsi/aic7xxx/aicasm/aicasm_symbol.h
@@ -108,7 +108,7 @@ struct macro_arg {
regex_t arg_regex;
char *replacement_text;
};
-STAILQ_HEAD(macro_arg_list, macro_arg) args;
+STAILQ_HEAD(macro_arg_list, macro_arg);
struct macro_info {
struct macro_arg_list args;
diff --git a/drivers/scsi/aic7xxx/scsi_message.h b/drivers/scsi/aic7xxx/scsi_message.h
index a7515c3..53343a6 100644
--- a/drivers/scsi/aic7xxx/scsi_message.h
+++ b/drivers/scsi/aic7xxx/scsi_message.h
@@ -3,6 +3,17 @@
* $FreeBSD: src/sys/cam/scsi/scsi_message.h,v 1.2 2000/05/01 20:21:29 peter Exp $
*/
+/* Messages (1 byte) */ /* I/T (M)andatory or (O)ptional */
+#define MSG_SAVEDATAPOINTER 0x02 /* O/O */
+#define MSG_RESTOREPOINTERS 0x03 /* O/O */
+#define MSG_DISCONNECT 0x04 /* O/O */
+#define MSG_MESSAGE_REJECT 0x07 /* M/M */
+#define MSG_NOOP 0x08 /* M/M */
+
+/* Messages (2 byte) */
+#define MSG_SIMPLE_Q_TAG 0x20 /* O/O */
+#define MSG_IGN_WIDE_RESIDUE 0x23 /* O/O */
+
/* Identify message */ /* M/M */
#define MSG_IDENTIFYFLAG 0x80
#define MSG_IDENTIFY_DISCFLAG 0x40
diff --git a/drivers/scsi/bnx2fc/bnx2fc_io.c b/drivers/scsi/bnx2fc/bnx2fc_io.c
index 1a0dc18..ed300a2 100644
--- a/drivers/scsi/bnx2fc/bnx2fc_io.c
+++ b/drivers/scsi/bnx2fc/bnx2fc_io.c
@@ -1220,6 +1220,7 @@ int bnx2fc_eh_abort(struct scsi_cmnd *sc_cmd)
was a result from the ABTS request rather than the CLEANUP
request */
set_bit(BNX2FC_FLAG_IO_CLEANUP, &io_req->req_flags);
+ rc = FAILED;
goto done;
}
diff --git a/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c b/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c
index 499c770..e954083 100644
--- a/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c
+++ b/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c
@@ -4811,14 +4811,14 @@ hisi_sas_v3_destroy_irqs(struct pci_dev *pdev, struct hisi_hba *hisi_hba)
{
int i;
- free_irq(pci_irq_vector(pdev, 1), hisi_hba);
- free_irq(pci_irq_vector(pdev, 2), hisi_hba);
- free_irq(pci_irq_vector(pdev, 11), hisi_hba);
+ devm_free_irq(&pdev->dev, pci_irq_vector(pdev, 1), hisi_hba);
+ devm_free_irq(&pdev->dev, pci_irq_vector(pdev, 2), hisi_hba);
+ devm_free_irq(&pdev->dev, pci_irq_vector(pdev, 11), hisi_hba);
for (i = 0; i < hisi_hba->cq_nvecs; i++) {
struct hisi_sas_cq *cq = &hisi_hba->cq[i];
int nr = hisi_sas_intr_conv ? 16 : 16 + i;
- free_irq(pci_irq_vector(pdev, nr), cq);
+ devm_free_irq(&pdev->dev, pci_irq_vector(pdev, nr), cq);
}
pci_free_irq_vectors(pdev);
}
diff --git a/drivers/scsi/libsas/sas_port.c b/drivers/scsi/libsas/sas_port.c
index 19cf418..e3d03d7 100644
--- a/drivers/scsi/libsas/sas_port.c
+++ b/drivers/scsi/libsas/sas_port.c
@@ -25,7 +25,7 @@ static bool phy_is_wideport_member(struct asd_sas_port *port, struct asd_sas_phy
static void sas_resume_port(struct asd_sas_phy *phy)
{
- struct domain_device *dev;
+ struct domain_device *dev, *n;
struct asd_sas_port *port = phy->port;
struct sas_ha_struct *sas_ha = phy->ha;
struct sas_internal *si = to_sas_internal(sas_ha->core.shost->transportt);
@@ -44,7 +44,7 @@ static void sas_resume_port(struct asd_sas_phy *phy)
* 1/ presume every device came back
* 2/ force the next revalidation to check all expander phys
*/
- list_for_each_entry(dev, &port->dev_list, dev_list_node) {
+ list_for_each_entry_safe(dev, n, &port->dev_list, dev_list_node) {
int i, rc;
rc = sas_notify_lldd_dev_found(dev);
diff --git a/drivers/scsi/qla2xxx/qla_target.c b/drivers/scsi/qla2xxx/qla_target.c
index b2008fb..12a6848 100644
--- a/drivers/scsi/qla2xxx/qla_target.c
+++ b/drivers/scsi/qla2xxx/qla_target.c
@@ -1563,10 +1563,12 @@ void qlt_stop_phase2(struct qla_tgt *tgt)
return;
}
+ mutex_lock(&tgt->ha->optrom_mutex);
mutex_lock(&vha->vha_tgt.tgt_mutex);
tgt->tgt_stop = 0;
tgt->tgt_stopped = 1;
mutex_unlock(&vha->vha_tgt.tgt_mutex);
+ mutex_unlock(&tgt->ha->optrom_mutex);
ql_dbg(ql_dbg_tgt_mgt, vha, 0xf00c, "Stop of tgt %p finished\n",
tgt);
diff --git a/drivers/scsi/vmw_pvscsi.c b/drivers/scsi/vmw_pvscsi.c
index 8a79605..b9969fc 100644
--- a/drivers/scsi/vmw_pvscsi.c
+++ b/drivers/scsi/vmw_pvscsi.c
@@ -585,7 +585,13 @@ static void pvscsi_complete_request(struct pvscsi_adapter *adapter,
case BTSTAT_SUCCESS:
case BTSTAT_LINKED_COMMAND_COMPLETED:
case BTSTAT_LINKED_COMMAND_COMPLETED_WITH_FLAG:
- /* If everything went fine, let's move on.. */
+ /*
+ * Commands like INQUIRY may transfer less data than
+ * requested by the initiator via bufflen. Set residual
+ * count to make upper layer aware of the actual amount
+ * of data returned.
+ */
+ scsi_set_resid(cmd, scsi_bufflen(cmd) - e->dataLen);
cmd->result = (DID_OK << 16);
break;
diff --git a/drivers/soundwire/qcom.c b/drivers/soundwire/qcom.c
index 2827085..0ef79d6 100644
--- a/drivers/soundwire/qcom.c
+++ b/drivers/soundwire/qcom.c
@@ -1150,8 +1150,16 @@ static int qcom_swrm_get_port_config(struct qcom_swrm_ctrl *ctrl)
ret = of_property_read_u8_array(np, "qcom,ports-block-pack-mode",
bp_mode, nports);
- if (ret)
- return ret;
+ if (ret) {
+ u32 version;
+
+ ctrl->reg_read(ctrl, SWRM_COMP_HW_VERSION, &version);
+
+ if (version <= 0x01030000)
+ memset(bp_mode, SWR_INVALID_PARAM, QCOM_SDW_MAX_PORTS);
+ else
+ return ret;
+ }
memset(hstart, SWR_INVALID_PARAM, QCOM_SDW_MAX_PORTS);
of_property_read_u8_array(np, "qcom,ports-hstart", hstart, nports);
diff --git a/drivers/spi/Kconfig b/drivers/spi/Kconfig
index 8b161ec..f4481fe 100644
--- a/drivers/spi/Kconfig
+++ b/drivers/spi/Kconfig
@@ -65,7 +65,7 @@
This is the driver for the Altera SPI Controller.
config SPI_ALTERA_CORE
- tristate "Altera SPI Controller core code"
+ tristate "Altera SPI Controller core code" if COMPILE_TEST
select REGMAP
help
"The core code for the Altera SPI Controller"
diff --git a/drivers/spi/spi-fsl-dspi.c b/drivers/spi/spi-fsl-dspi.c
index 0287366..fb45e6a 100644
--- a/drivers/spi/spi-fsl-dspi.c
+++ b/drivers/spi/spi-fsl-dspi.c
@@ -1375,11 +1375,13 @@ static int dspi_probe(struct platform_device *pdev)
ret = spi_register_controller(ctlr);
if (ret != 0) {
dev_err(&pdev->dev, "Problem registering DSPI ctlr\n");
- goto out_free_irq;
+ goto out_release_dma;
}
return ret;
+out_release_dma:
+ dspi_release_dma(dspi);
out_free_irq:
if (dspi->irq)
free_irq(dspi->irq, dspi);
diff --git a/drivers/spi/spi-sc18is602.c b/drivers/spi/spi-sc18is602.c
index 297c512..5d27ee4 100644
--- a/drivers/spi/spi-sc18is602.c
+++ b/drivers/spi/spi-sc18is602.c
@@ -174,7 +174,7 @@ static int sc18is602_setup_transfer(struct sc18is602 *hw, u32 hz, u8 mode)
static int sc18is602_check_transfer(struct spi_device *spi,
struct spi_transfer *t, int tlen)
{
- if (t && t->len + tlen > SC18IS602_BUFSIZ)
+ if (t && t->len + tlen > SC18IS602_BUFSIZ + 1)
return -EINVAL;
return 0;
@@ -219,6 +219,11 @@ static int sc18is602_transfer_one(struct spi_master *master,
return status;
}
+static size_t sc18is602_max_transfer_size(struct spi_device *spi)
+{
+ return SC18IS602_BUFSIZ;
+}
+
static int sc18is602_setup(struct spi_device *spi)
{
struct sc18is602 *hw = spi_master_get_devdata(spi->master);
@@ -293,6 +298,8 @@ static int sc18is602_probe(struct i2c_client *client,
master->bits_per_word_mask = SPI_BPW_MASK(8);
master->setup = sc18is602_setup;
master->transfer_one_message = sc18is602_transfer_one;
+ master->max_transfer_size = sc18is602_max_transfer_size;
+ master->max_message_size = sc18is602_max_transfer_size;
master->dev.of_node = np;
master->min_speed_hz = hw->freq / 128;
master->max_speed_hz = hw->freq / 4;
diff --git a/drivers/spi/spi-sprd.c b/drivers/spi/spi-sprd.c
index b41a757..28e70db 100644
--- a/drivers/spi/spi-sprd.c
+++ b/drivers/spi/spi-sprd.c
@@ -1068,6 +1068,7 @@ static const struct of_device_id sprd_spi_of_match[] = {
{ .compatible = "sprd,sc9860-spi", },
{ /* sentinel */ }
};
+MODULE_DEVICE_TABLE(of, sprd_spi_of_match);
static struct platform_driver sprd_spi_driver = {
.driver = {
diff --git a/drivers/spi/spi-zynq-qspi.c b/drivers/spi/spi-zynq-qspi.c
index 5d8a5ee..5a3d81c 100644
--- a/drivers/spi/spi-zynq-qspi.c
+++ b/drivers/spi/spi-zynq-qspi.c
@@ -367,7 +367,7 @@ static int zynq_qspi_config_op(struct zynq_qspi *xqspi, struct spi_device *spi)
}
/**
- * zynq_qspi_setup - Configure the QSPI controller
+ * zynq_qspi_setup_op - Configure the QSPI controller
* @spi: Pointer to the spi_device structure
*
* Sets the operational mode of QSPI controller for the next QSPI transfer, baud
@@ -528,18 +528,17 @@ static int zynq_qspi_exec_mem_op(struct spi_mem *mem,
struct zynq_qspi *xqspi = spi_controller_get_devdata(mem->spi->master);
int err = 0, i;
u8 *tmpbuf;
- u8 opcode = op->cmd.opcode;
dev_dbg(xqspi->dev, "cmd:%#x mode:%d.%d.%d.%d\n",
- opcode, op->cmd.buswidth, op->addr.buswidth,
+ op->cmd.opcode, op->cmd.buswidth, op->addr.buswidth,
op->dummy.buswidth, op->data.buswidth);
zynq_qspi_chipselect(mem->spi, true);
zynq_qspi_config_op(xqspi, mem->spi);
- if (op->cmd.nbytes) {
+ if (op->cmd.opcode) {
reinit_completion(&xqspi->data_completion);
- xqspi->txbuf = &opcode;
+ xqspi->txbuf = (u8 *)&op->cmd.opcode;
xqspi->rxbuf = NULL;
xqspi->tx_bytes = op->cmd.nbytes;
xqspi->rx_bytes = op->cmd.nbytes;
diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c
index ba425b9c..e353b7a 100644
--- a/drivers/spi/spi.c
+++ b/drivers/spi/spi.c
@@ -47,10 +47,6 @@ static void spidev_release(struct device *dev)
{
struct spi_device *spi = to_spi_device(dev);
- /* spi controllers may cleanup for released devices */
- if (spi->controller->cleanup)
- spi->controller->cleanup(spi);
-
spi_controller_put(spi->controller);
kfree(spi->driver_override);
kfree(spi);
@@ -558,6 +554,12 @@ static int spi_dev_check(struct device *dev, void *data)
return 0;
}
+static void spi_cleanup(struct spi_device *spi)
+{
+ if (spi->controller->cleanup)
+ spi->controller->cleanup(spi);
+}
+
/**
* spi_add_device - Add spi_device allocated with spi_alloc_device
* @spi: spi_device to register
@@ -622,11 +624,13 @@ int spi_add_device(struct spi_device *spi)
/* Device may be bound to an active driver when this returns */
status = device_add(&spi->dev);
- if (status < 0)
+ if (status < 0) {
dev_err(dev, "can't add %s, status %d\n",
dev_name(&spi->dev), status);
- else
+ spi_cleanup(spi);
+ } else {
dev_dbg(dev, "registered child %s\n", dev_name(&spi->dev));
+ }
done:
mutex_unlock(&spi_add_lock);
@@ -717,7 +721,9 @@ void spi_unregister_device(struct spi_device *spi)
if (ACPI_COMPANION(&spi->dev))
acpi_device_clear_enumerated(ACPI_COMPANION(&spi->dev));
device_remove_software_node(&spi->dev);
- device_unregister(&spi->dev);
+ device_del(&spi->dev);
+ spi_cleanup(spi);
+ put_device(&spi->dev);
}
EXPORT_SYMBOL_GPL(spi_unregister_device);
@@ -814,15 +820,29 @@ static void spi_set_cs(struct spi_device *spi, bool enable, bool force)
if (spi->cs_gpiod || gpio_is_valid(spi->cs_gpio)) {
if (!(spi->mode & SPI_NO_CS)) {
- if (spi->cs_gpiod)
- /* polarity handled by gpiolib */
- gpiod_set_value_cansleep(spi->cs_gpiod, activate);
- else
+ if (spi->cs_gpiod) {
+ /*
+ * Historically ACPI has no means of the GPIO polarity and
+ * thus the SPISerialBus() resource defines it on the per-chip
+ * basis. In order to avoid a chain of negations, the GPIO
+ * polarity is considered being Active High. Even for the cases
+ * when _DSD() is involved (in the updated versions of ACPI)
+ * the GPIO CS polarity must be defined Active High to avoid
+ * ambiguity. That's why we use enable, that takes SPI_CS_HIGH
+ * into account.
+ */
+ if (has_acpi_companion(&spi->dev))
+ gpiod_set_value_cansleep(spi->cs_gpiod, !enable);
+ else
+ /* Polarity handled by GPIO library */
+ gpiod_set_value_cansleep(spi->cs_gpiod, activate);
+ } else {
/*
* invert the enable line, as active low is
* default for SPI.
*/
gpio_set_value_cansleep(spi->cs_gpio, !enable);
+ }
}
/* Some SPI masters need both GPIO CS & slave_select */
if ((spi->controller->flags & SPI_MASTER_GPIO_SS) &&
@@ -3451,9 +3471,12 @@ int spi_set_cs_timing(struct spi_device *spi, struct spi_delay *setup,
if (spi->controller->set_cs_timing &&
!(spi->cs_gpiod || gpio_is_valid(spi->cs_gpio))) {
+ mutex_lock(&spi->controller->io_mutex);
+
if (spi->controller->auto_runtime_pm) {
status = pm_runtime_get_sync(parent);
if (status < 0) {
+ mutex_unlock(&spi->controller->io_mutex);
pm_runtime_put_noidle(parent);
dev_err(&spi->controller->dev, "Failed to power device: %d\n",
status);
@@ -3464,11 +3487,13 @@ int spi_set_cs_timing(struct spi_device *spi, struct spi_delay *setup,
hold, inactive);
pm_runtime_mark_last_busy(parent);
pm_runtime_put_autosuspend(parent);
- return status;
} else {
- return spi->controller->set_cs_timing(spi, setup, hold,
+ status = spi->controller->set_cs_timing(spi, setup, hold,
inactive);
}
+
+ mutex_unlock(&spi->controller->io_mutex);
+ return status;
}
if ((setup && setup->unit == SPI_DELAY_UNIT_SCK) ||
diff --git a/drivers/staging/emxx_udc/emxx_udc.c b/drivers/staging/emxx_udc/emxx_udc.c
index 741147a..ecc5c9d 100644
--- a/drivers/staging/emxx_udc/emxx_udc.c
+++ b/drivers/staging/emxx_udc/emxx_udc.c
@@ -2064,7 +2064,7 @@ static int _nbu2ss_nuke(struct nbu2ss_udc *udc,
struct nbu2ss_ep *ep,
int status)
{
- struct nbu2ss_req *req;
+ struct nbu2ss_req *req, *n;
/* Endpoint Disable */
_nbu2ss_epn_exit(udc, ep);
@@ -2076,7 +2076,7 @@ static int _nbu2ss_nuke(struct nbu2ss_udc *udc,
return 0;
/* called with irqs blocked */
- list_for_each_entry(req, &ep->queue, queue) {
+ list_for_each_entry_safe(req, n, &ep->queue, queue) {
_nbu2ss_ep_done(ep, req, status);
}
diff --git a/drivers/staging/iio/cdc/ad7746.c b/drivers/staging/iio/cdc/ad7746.c
index dfd71e9..eab534d 100644
--- a/drivers/staging/iio/cdc/ad7746.c
+++ b/drivers/staging/iio/cdc/ad7746.c
@@ -700,7 +700,6 @@ static int ad7746_probe(struct i2c_client *client,
indio_dev->num_channels = ARRAY_SIZE(ad7746_channels);
else
indio_dev->num_channels = ARRAY_SIZE(ad7746_channels) - 2;
- indio_dev->num_channels = ARRAY_SIZE(ad7746_channels);
indio_dev->modes = INDIO_DIRECT_MODE;
if (pdata) {
diff --git a/drivers/target/target_core_iblock.c b/drivers/target/target_core_iblock.c
index d6fdd1c..a526f96 100644
--- a/drivers/target/target_core_iblock.c
+++ b/drivers/target/target_core_iblock.c
@@ -204,11 +204,11 @@ static struct se_dev_plug *iblock_plug_device(struct se_device *se_dev)
struct iblock_dev_plug *ib_dev_plug;
/*
- * Each se_device has a per cpu work this can be run from. Wwe
+ * Each se_device has a per cpu work this can be run from. We
* shouldn't have multiple threads on the same cpu calling this
* at the same time.
*/
- ib_dev_plug = &ib_dev->ibd_plug[smp_processor_id()];
+ ib_dev_plug = &ib_dev->ibd_plug[raw_smp_processor_id()];
if (test_and_set_bit(IBD_PLUGF_PLUGGED, &ib_dev_plug->flags))
return NULL;
diff --git a/drivers/target/target_core_transport.c b/drivers/target/target_core_transport.c
index 8fbfe75..05d7ffd 100644
--- a/drivers/target/target_core_transport.c
+++ b/drivers/target/target_core_transport.c
@@ -1416,7 +1416,7 @@ void __target_init_cmd(
cmd->orig_fe_lun = unpacked_lun;
if (!(cmd->se_cmd_flags & SCF_USE_CPUID))
- cmd->cpuid = smp_processor_id();
+ cmd->cpuid = raw_smp_processor_id();
cmd->state_active = false;
}
diff --git a/drivers/target/target_core_user.c b/drivers/target/target_core_user.c
index 198d25ae..4bba10e 100644
--- a/drivers/target/target_core_user.c
+++ b/drivers/target/target_core_user.c
@@ -516,8 +516,10 @@ static inline int tcmu_get_empty_block(struct tcmu_dev *udev,
dpi = dbi * udev->data_pages_per_blk;
/* Count the number of already allocated pages */
xas_set(&xas, dpi);
+ rcu_read_lock();
for (cnt = 0; xas_next(&xas) && cnt < page_cnt;)
cnt++;
+ rcu_read_unlock();
for (i = cnt; i < page_cnt; i++) {
/* try to get new page from the mm */
@@ -699,11 +701,10 @@ static inline void tcmu_copy_data(struct tcmu_dev *udev,
struct scatterlist *sg, unsigned int sg_nents,
struct iovec **iov, size_t data_len)
{
- XA_STATE(xas, &udev->data_pages, 0);
/* start value of dbi + 1 must not be a valid dbi */
int dbi = -2;
size_t page_remaining, cp_len;
- int page_cnt, page_inx;
+ int page_cnt, page_inx, dpi;
struct sg_mapping_iter sg_iter;
unsigned int sg_flags;
struct page *page;
@@ -726,9 +727,10 @@ static inline void tcmu_copy_data(struct tcmu_dev *udev,
if (page_cnt > udev->data_pages_per_blk)
page_cnt = udev->data_pages_per_blk;
- xas_set(&xas, dbi * udev->data_pages_per_blk);
- for (page_inx = 0; page_inx < page_cnt && data_len; page_inx++) {
- page = xas_next(&xas);
+ dpi = dbi * udev->data_pages_per_blk;
+ for (page_inx = 0; page_inx < page_cnt && data_len;
+ page_inx++, dpi++) {
+ page = xa_load(&udev->data_pages, dpi);
if (direction == TCMU_DATA_AREA_TO_SG)
flush_dcache_page(page);
diff --git a/drivers/thermal/intel/int340x_thermal/int340x_thermal_zone.c b/drivers/thermal/intel/int340x_thermal/int340x_thermal_zone.c
index d1248ba..62c0aa5 100644
--- a/drivers/thermal/intel/int340x_thermal/int340x_thermal_zone.c
+++ b/drivers/thermal/intel/int340x_thermal/int340x_thermal_zone.c
@@ -237,6 +237,8 @@ struct int34x_thermal_zone *int340x_thermal_zone_add(struct acpi_device *adev,
if (ACPI_FAILURE(status))
trip_cnt = 0;
else {
+ int i;
+
int34x_thermal_zone->aux_trips =
kcalloc(trip_cnt,
sizeof(*int34x_thermal_zone->aux_trips),
@@ -247,6 +249,8 @@ struct int34x_thermal_zone *int340x_thermal_zone_add(struct acpi_device *adev,
}
trip_mask = BIT(trip_cnt) - 1;
int34x_thermal_zone->aux_trip_nr = trip_cnt;
+ for (i = 0; i < trip_cnt; ++i)
+ int34x_thermal_zone->aux_trips[i] = THERMAL_TEMP_INVALID;
}
trip_cnt = int340x_thermal_read_trips(int34x_thermal_zone);
diff --git a/drivers/thermal/intel/x86_pkg_temp_thermal.c b/drivers/thermal/intel/x86_pkg_temp_thermal.c
index 295742e..4d8edc6 100644
--- a/drivers/thermal/intel/x86_pkg_temp_thermal.c
+++ b/drivers/thermal/intel/x86_pkg_temp_thermal.c
@@ -166,7 +166,7 @@ static int sys_get_trip_temp(struct thermal_zone_device *tzd,
if (thres_reg_value)
*temp = zonedev->tj_max - thres_reg_value * 1000;
else
- *temp = 0;
+ *temp = THERMAL_TEMP_INVALID;
pr_debug("sys_get_trip_temp %d\n", *temp);
return 0;
diff --git a/drivers/thermal/qcom/qcom-spmi-adc-tm5.c b/drivers/thermal/qcom/qcom-spmi-adc-tm5.c
index b460b56..232fd0b3 100644
--- a/drivers/thermal/qcom/qcom-spmi-adc-tm5.c
+++ b/drivers/thermal/qcom/qcom-spmi-adc-tm5.c
@@ -441,7 +441,7 @@ static int adc_tm5_get_dt_channel_data(struct adc_tm5_chip *adc_tm,
if (args.args_count != 1 || args.args[0] >= ADC5_MAX_CHANNEL) {
dev_err(dev, "%s: invalid ADC channel number %d\n", name, chan);
- return ret;
+ return -EINVAL;
}
channel->adc_channel = args.args[0];
diff --git a/drivers/thermal/ti-soc-thermal/ti-bandgap.c b/drivers/thermal/ti-soc-thermal/ti-bandgap.c
index ebe7cb7..ea0603b 100644
--- a/drivers/thermal/ti-soc-thermal/ti-bandgap.c
+++ b/drivers/thermal/ti-soc-thermal/ti-bandgap.c
@@ -770,7 +770,7 @@ static int ti_bandgap_tshut_init(struct ti_bandgap *bgp,
}
/**
- * ti_bandgap_alert_init() - setup and initialize talert handling
+ * ti_bandgap_talert_init() - setup and initialize talert handling
* @bgp: pointer to struct ti_bandgap
* @pdev: pointer to device struct platform_device
*
diff --git a/drivers/thunderbolt/dma_port.c b/drivers/thunderbolt/dma_port.c
index 7288aaf..5631319 100644
--- a/drivers/thunderbolt/dma_port.c
+++ b/drivers/thunderbolt/dma_port.c
@@ -366,15 +366,15 @@ int dma_port_flash_read(struct tb_dma_port *dma, unsigned int address,
void *buf, size_t size)
{
unsigned int retries = DMA_PORT_RETRIES;
- unsigned int offset;
-
- offset = address & 3;
- address = address & ~3;
do {
- u32 nbytes = min_t(u32, size, MAIL_DATA_DWORDS * 4);
+ unsigned int offset;
+ size_t nbytes;
int ret;
+ offset = address & 3;
+ nbytes = min_t(size_t, size + offset, MAIL_DATA_DWORDS * 4);
+
ret = dma_port_flash_read_block(dma, address, dma->buf,
ALIGN(nbytes, 4));
if (ret) {
@@ -386,6 +386,7 @@ int dma_port_flash_read(struct tb_dma_port *dma, unsigned int address,
return ret;
}
+ nbytes -= offset;
memcpy(buf, dma->buf + offset, nbytes);
size -= nbytes;
diff --git a/drivers/thunderbolt/usb4.c b/drivers/thunderbolt/usb4.c
index 680bc73..671d72a 100644
--- a/drivers/thunderbolt/usb4.c
+++ b/drivers/thunderbolt/usb4.c
@@ -68,15 +68,15 @@ static int usb4_do_read_data(u16 address, void *buf, size_t size,
unsigned int retries = USB4_DATA_RETRIES;
unsigned int offset;
- offset = address & 3;
- address = address & ~3;
-
do {
- size_t nbytes = min_t(size_t, size, USB4_DATA_DWORDS * 4);
unsigned int dwaddress, dwords;
u8 data[USB4_DATA_DWORDS * 4];
+ size_t nbytes;
int ret;
+ offset = address & 3;
+ nbytes = min_t(size_t, size + offset, USB4_DATA_DWORDS * 4);
+
dwaddress = address / 4;
dwords = ALIGN(nbytes, 4) / 4;
@@ -87,6 +87,7 @@ static int usb4_do_read_data(u16 address, void *buf, size_t size,
return ret;
}
+ nbytes -= offset;
memcpy(buf, data + offset, nbytes);
size -= nbytes;
diff --git a/drivers/tty/serial/8250/8250.h b/drivers/tty/serial/8250/8250.h
index 52bb212..6473361 100644
--- a/drivers/tty/serial/8250/8250.h
+++ b/drivers/tty/serial/8250/8250.h
@@ -7,6 +7,7 @@
* Copyright (C) 2001 Russell King.
*/
+#include <linux/bits.h>
#include <linux/serial_8250.h>
#include <linux/serial_reg.h>
#include <linux/dmaengine.h>
@@ -70,24 +71,25 @@ struct serial8250_config {
unsigned int flags;
};
-#define UART_CAP_FIFO (1 << 8) /* UART has FIFO */
-#define UART_CAP_EFR (1 << 9) /* UART has EFR */
-#define UART_CAP_SLEEP (1 << 10) /* UART has IER sleep */
-#define UART_CAP_AFE (1 << 11) /* MCR-based hw flow control */
-#define UART_CAP_UUE (1 << 12) /* UART needs IER bit 6 set (Xscale) */
-#define UART_CAP_RTOIE (1 << 13) /* UART needs IER bit 4 set (Xscale, Tegra) */
-#define UART_CAP_HFIFO (1 << 14) /* UART has a "hidden" FIFO */
-#define UART_CAP_RPM (1 << 15) /* Runtime PM is active while idle */
-#define UART_CAP_IRDA (1 << 16) /* UART supports IrDA line discipline */
-#define UART_CAP_MINI (1 << 17) /* Mini UART on BCM283X family lacks:
+#define UART_CAP_FIFO BIT(8) /* UART has FIFO */
+#define UART_CAP_EFR BIT(9) /* UART has EFR */
+#define UART_CAP_SLEEP BIT(10) /* UART has IER sleep */
+#define UART_CAP_AFE BIT(11) /* MCR-based hw flow control */
+#define UART_CAP_UUE BIT(12) /* UART needs IER bit 6 set (Xscale) */
+#define UART_CAP_RTOIE BIT(13) /* UART needs IER bit 4 set (Xscale, Tegra) */
+#define UART_CAP_HFIFO BIT(14) /* UART has a "hidden" FIFO */
+#define UART_CAP_RPM BIT(15) /* Runtime PM is active while idle */
+#define UART_CAP_IRDA BIT(16) /* UART supports IrDA line discipline */
+#define UART_CAP_MINI BIT(17) /* Mini UART on BCM283X family lacks:
* STOP PARITY EPAR SPAR WLEN5 WLEN6
*/
-#define UART_BUG_QUOT (1 << 0) /* UART has buggy quot LSB */
-#define UART_BUG_TXEN (1 << 1) /* UART has buggy TX IIR status */
-#define UART_BUG_NOMSR (1 << 2) /* UART has buggy MSR status bits (Au1x00) */
-#define UART_BUG_THRE (1 << 3) /* UART has buggy THRE reassertion */
-#define UART_BUG_PARITY (1 << 4) /* UART mishandles parity if FIFO enabled */
+#define UART_BUG_QUOT BIT(0) /* UART has buggy quot LSB */
+#define UART_BUG_TXEN BIT(1) /* UART has buggy TX IIR status */
+#define UART_BUG_NOMSR BIT(2) /* UART has buggy MSR status bits (Au1x00) */
+#define UART_BUG_THRE BIT(3) /* UART has buggy THRE reassertion */
+#define UART_BUG_PARITY BIT(4) /* UART mishandles parity if FIFO enabled */
+#define UART_BUG_TXRACE BIT(5) /* UART Tx fails to set remote DR */
#ifdef CONFIG_SERIAL_8250_SHARE_IRQ
diff --git a/drivers/tty/serial/8250/8250_aspeed_vuart.c b/drivers/tty/serial/8250/8250_aspeed_vuart.c
index 61550f2..d035d08 100644
--- a/drivers/tty/serial/8250/8250_aspeed_vuart.c
+++ b/drivers/tty/serial/8250/8250_aspeed_vuart.c
@@ -437,6 +437,7 @@ static int aspeed_vuart_probe(struct platform_device *pdev)
port.port.status = UPSTAT_SYNC_FIFO;
port.port.dev = &pdev->dev;
port.port.has_sysrq = IS_ENABLED(CONFIG_SERIAL_8250_CONSOLE);
+ port.bugs |= UART_BUG_TXRACE;
rc = sysfs_create_group(&vuart->dev->kobj, &aspeed_vuart_attr_group);
if (rc < 0)
diff --git a/drivers/tty/serial/8250/8250_dw.c b/drivers/tty/serial/8250/8250_dw.c
index 9e204f9..a3a0154 100644
--- a/drivers/tty/serial/8250/8250_dw.c
+++ b/drivers/tty/serial/8250/8250_dw.c
@@ -714,6 +714,7 @@ static const struct acpi_device_id dw8250_acpi_match[] = {
{ "APMC0D08", 0},
{ "AMD0020", 0 },
{ "AMDI0020", 0 },
+ { "AMDI0022", 0 },
{ "BRCM2032", 0 },
{ "HISI0031", 0 },
{ },
diff --git a/drivers/tty/serial/8250/8250_pci.c b/drivers/tty/serial/8250/8250_pci.c
index 689d822..780cc99 100644
--- a/drivers/tty/serial/8250/8250_pci.c
+++ b/drivers/tty/serial/8250/8250_pci.c
@@ -56,6 +56,8 @@ struct serial_private {
int line[];
};
+#define PCI_DEVICE_ID_HPE_PCI_SERIAL 0x37e
+
static const struct pci_device_id pci_use_msi[] = {
{ PCI_DEVICE_SUB(PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9900,
0xA000, 0x1000) },
@@ -63,6 +65,8 @@ static const struct pci_device_id pci_use_msi[] = {
0xA000, 0x1000) },
{ PCI_DEVICE_SUB(PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9922,
0xA000, 0x1000) },
+ { PCI_DEVICE_SUB(PCI_VENDOR_ID_HP_3PAR, PCI_DEVICE_ID_HPE_PCI_SERIAL,
+ PCI_ANY_ID, PCI_ANY_ID) },
{ }
};
@@ -1998,6 +2002,16 @@ static struct pci_serial_quirk pci_serial_quirks[] = {
.setup = pci_hp_diva_setup,
},
/*
+ * HPE PCI serial device
+ */
+ {
+ .vendor = PCI_VENDOR_ID_HP_3PAR,
+ .device = PCI_DEVICE_ID_HPE_PCI_SERIAL,
+ .subvendor = PCI_ANY_ID,
+ .subdevice = PCI_ANY_ID,
+ .setup = pci_hp_diva_setup,
+ },
+ /*
* Intel
*/
{
@@ -3944,21 +3958,26 @@ pciserial_init_ports(struct pci_dev *dev, const struct pciserial_board *board)
uart.port.flags = UPF_SKIP_TEST | UPF_BOOT_AUTOCONF | UPF_SHARE_IRQ;
uart.port.uartclk = board->base_baud * 16;
- if (pci_match_id(pci_use_msi, dev)) {
- dev_dbg(&dev->dev, "Using MSI(-X) interrupts\n");
- pci_set_master(dev);
- rc = pci_alloc_irq_vectors(dev, 1, 1, PCI_IRQ_ALL_TYPES);
+ if (board->flags & FL_NOIRQ) {
+ uart.port.irq = 0;
} else {
- dev_dbg(&dev->dev, "Using legacy interrupts\n");
- rc = pci_alloc_irq_vectors(dev, 1, 1, PCI_IRQ_LEGACY);
- }
- if (rc < 0) {
- kfree(priv);
- priv = ERR_PTR(rc);
- goto err_deinit;
+ if (pci_match_id(pci_use_msi, dev)) {
+ dev_dbg(&dev->dev, "Using MSI(-X) interrupts\n");
+ pci_set_master(dev);
+ rc = pci_alloc_irq_vectors(dev, 1, 1, PCI_IRQ_ALL_TYPES);
+ } else {
+ dev_dbg(&dev->dev, "Using legacy interrupts\n");
+ rc = pci_alloc_irq_vectors(dev, 1, 1, PCI_IRQ_LEGACY);
+ }
+ if (rc < 0) {
+ kfree(priv);
+ priv = ERR_PTR(rc);
+ goto err_deinit;
+ }
+
+ uart.port.irq = pci_irq_vector(dev, 0);
}
- uart.port.irq = pci_irq_vector(dev, 0);
uart.port.dev = &dev->dev;
for (i = 0; i < nr_ports; i++) {
@@ -4973,6 +4992,10 @@ static const struct pci_device_id serial_pci_tbl[] = {
{ PCI_VENDOR_ID_HP, PCI_DEVICE_ID_HP_DIVA_AUX,
PCI_ANY_ID, PCI_ANY_ID, 0, 0,
pbn_b2_1_115200 },
+ /* HPE PCI serial device */
+ { PCI_VENDOR_ID_HP_3PAR, PCI_DEVICE_ID_HPE_PCI_SERIAL,
+ PCI_ANY_ID, PCI_ANY_ID, 0, 0,
+ pbn_b1_1_115200 },
{ PCI_VENDOR_ID_DCI, PCI_DEVICE_ID_DCI_PCCOM2,
PCI_ANY_ID, PCI_ANY_ID, 0, 0,
diff --git a/drivers/tty/serial/8250/8250_port.c b/drivers/tty/serial/8250/8250_port.c
index d45dab1..fc5ab20 100644
--- a/drivers/tty/serial/8250/8250_port.c
+++ b/drivers/tty/serial/8250/8250_port.c
@@ -1809,6 +1809,18 @@ void serial8250_tx_chars(struct uart_8250_port *up)
count = up->tx_loadsz;
do {
serial_out(up, UART_TX, xmit->buf[xmit->tail]);
+ if (up->bugs & UART_BUG_TXRACE) {
+ /*
+ * The Aspeed BMC virtual UARTs have a bug where data
+ * may get stuck in the BMC's Tx FIFO from bursts of
+ * writes on the APB interface.
+ *
+ * Delay back-to-back writes by a read cycle to avoid
+ * stalling the VUART. Read a register that won't have
+ * side-effects and discard the result.
+ */
+ serial_in(up, UART_SCR);
+ }
xmit->tail = (xmit->tail + 1) & (UART_XMIT_SIZE - 1);
port->icount.tx++;
if (uart_circ_empty(xmit))
diff --git a/drivers/tty/serial/rp2.c b/drivers/tty/serial/rp2.c
index d60abff..6689d8a 100644
--- a/drivers/tty/serial/rp2.c
+++ b/drivers/tty/serial/rp2.c
@@ -195,7 +195,6 @@ struct rp2_card {
void __iomem *bar0;
void __iomem *bar1;
spinlock_t card_lock;
- struct completion fw_loaded;
};
#define RP_ID(prod) PCI_VDEVICE(RP, (prod))
@@ -662,17 +661,10 @@ static void rp2_remove_ports(struct rp2_card *card)
card->initialized_ports = 0;
}
-static void rp2_fw_cb(const struct firmware *fw, void *context)
+static int rp2_load_firmware(struct rp2_card *card, const struct firmware *fw)
{
- struct rp2_card *card = context;
resource_size_t phys_base;
- int i, rc = -ENOENT;
-
- if (!fw) {
- dev_err(&card->pdev->dev, "cannot find '%s' firmware image\n",
- RP2_FW_NAME);
- goto no_fw;
- }
+ int i, rc = 0;
phys_base = pci_resource_start(card->pdev, 1);
@@ -718,23 +710,13 @@ static void rp2_fw_cb(const struct firmware *fw, void *context)
card->initialized_ports++;
}
- release_firmware(fw);
-no_fw:
- /*
- * rp2_fw_cb() is called from a workqueue long after rp2_probe()
- * has already returned success. So if something failed here,
- * we'll just leave the now-dormant device in place until somebody
- * unbinds it.
- */
- if (rc)
- dev_warn(&card->pdev->dev, "driver initialization failed\n");
-
- complete(&card->fw_loaded);
+ return rc;
}
static int rp2_probe(struct pci_dev *pdev,
const struct pci_device_id *id)
{
+ const struct firmware *fw;
struct rp2_card *card;
struct rp2_uart_port *ports;
void __iomem * const *bars;
@@ -745,7 +727,6 @@ static int rp2_probe(struct pci_dev *pdev,
return -ENOMEM;
pci_set_drvdata(pdev, card);
spin_lock_init(&card->card_lock);
- init_completion(&card->fw_loaded);
rc = pcim_enable_device(pdev);
if (rc)
@@ -778,22 +759,24 @@ static int rp2_probe(struct pci_dev *pdev,
return -ENOMEM;
card->ports = ports;
+ rc = request_firmware(&fw, RP2_FW_NAME, &pdev->dev);
+ if (rc < 0) {
+ dev_err(&pdev->dev, "cannot find '%s' firmware image\n",
+ RP2_FW_NAME);
+ return rc;
+ }
+
+ rc = rp2_load_firmware(card, fw);
+
+ release_firmware(fw);
+ if (rc < 0)
+ return rc;
+
rc = devm_request_irq(&pdev->dev, pdev->irq, rp2_uart_interrupt,
IRQF_SHARED, DRV_NAME, card);
if (rc)
return rc;
- /*
- * Only catastrophic errors (e.g. ENOMEM) are reported here.
- * If the FW image is missing, we'll find out in rp2_fw_cb()
- * and print an error message.
- */
- rc = request_firmware_nowait(THIS_MODULE, 1, RP2_FW_NAME, &pdev->dev,
- GFP_KERNEL, card, rp2_fw_cb);
- if (rc)
- return rc;
- dev_dbg(&pdev->dev, "waiting for firmware blob...\n");
-
return 0;
}
@@ -801,7 +784,6 @@ static void rp2_remove(struct pci_dev *pdev)
{
struct rp2_card *card = pci_get_drvdata(pdev);
- wait_for_completion(&card->fw_loaded);
rp2_remove_ports(card);
}
diff --git a/drivers/tty/serial/serial-tegra.c b/drivers/tty/serial/serial-tegra.c
index bbae072..2220327 100644
--- a/drivers/tty/serial/serial-tegra.c
+++ b/drivers/tty/serial/serial-tegra.c
@@ -338,7 +338,7 @@ static void tegra_uart_fifo_reset(struct tegra_uart_port *tup, u8 fcr_bits)
do {
lsr = tegra_uart_read(tup, UART_LSR);
- if ((lsr | UART_LSR_TEMT) && !(lsr & UART_LSR_DR))
+ if ((lsr & UART_LSR_TEMT) && !(lsr & UART_LSR_DR))
break;
udelay(1);
} while (--tmout);
diff --git a/drivers/tty/serial/serial_core.c b/drivers/tty/serial/serial_core.c
index 87f7127..18ff85a 100644
--- a/drivers/tty/serial/serial_core.c
+++ b/drivers/tty/serial/serial_core.c
@@ -863,9 +863,11 @@ static int uart_set_info(struct tty_struct *tty, struct tty_port *port,
goto check_and_exit;
}
- retval = security_locked_down(LOCKDOWN_TIOCSSERIAL);
- if (retval && (change_irq || change_port))
- goto exit;
+ if (change_irq || change_port) {
+ retval = security_locked_down(LOCKDOWN_TIOCSSERIAL);
+ if (retval)
+ goto exit;
+ }
/*
* Ask the low level driver to verify the settings.
diff --git a/drivers/tty/serial/sh-sci.c b/drivers/tty/serial/sh-sci.c
index ef37fdf..4baf131 100644
--- a/drivers/tty/serial/sh-sci.c
+++ b/drivers/tty/serial/sh-sci.c
@@ -1023,10 +1023,10 @@ static int scif_set_rtrg(struct uart_port *port, int rx_trig)
{
unsigned int bits;
+ if (rx_trig >= port->fifosize)
+ rx_trig = port->fifosize - 1;
if (rx_trig < 1)
rx_trig = 1;
- if (rx_trig >= port->fifosize)
- rx_trig = port->fifosize;
/* HSCIF can be set to an arbitrary level. */
if (sci_getreg(port, HSRTRGR)->size) {
diff --git a/drivers/usb/cdns3/cdns3-gadget.c b/drivers/usb/cdns3/cdns3-gadget.c
index 9b1bd41..a8b7b50 100644
--- a/drivers/usb/cdns3/cdns3-gadget.c
+++ b/drivers/usb/cdns3/cdns3-gadget.c
@@ -3268,8 +3268,10 @@ static int __cdns3_gadget_init(struct cdns *cdns)
pm_runtime_get_sync(cdns->dev);
ret = cdns3_gadget_start(cdns);
- if (ret)
+ if (ret) {
+ pm_runtime_put_sync(cdns->dev);
return ret;
+ }
/*
* Because interrupt line can be shared with other components in
diff --git a/drivers/usb/cdns3/cdnsp-gadget.c b/drivers/usb/cdns3/cdnsp-gadget.c
index 56707b6..c083985 100644
--- a/drivers/usb/cdns3/cdnsp-gadget.c
+++ b/drivers/usb/cdns3/cdnsp-gadget.c
@@ -422,17 +422,17 @@ int cdnsp_ep_enqueue(struct cdnsp_ep *pep, struct cdnsp_request *preq)
int cdnsp_ep_dequeue(struct cdnsp_ep *pep, struct cdnsp_request *preq)
{
struct cdnsp_device *pdev = pep->pdev;
- int ret;
+ int ret_stop = 0;
+ int ret_rem;
trace_cdnsp_request_dequeue(preq);
- if (GET_EP_CTX_STATE(pep->out_ctx) == EP_STATE_RUNNING) {
- ret = cdnsp_cmd_stop_ep(pdev, pep);
- if (ret)
- return ret;
- }
+ if (GET_EP_CTX_STATE(pep->out_ctx) == EP_STATE_RUNNING)
+ ret_stop = cdnsp_cmd_stop_ep(pdev, pep);
- return cdnsp_remove_request(pdev, preq, pep);
+ ret_rem = cdnsp_remove_request(pdev, preq, pep);
+
+ return ret_rem ? ret_rem : ret_stop;
}
static void cdnsp_zero_in_ctx(struct cdnsp_device *pdev)
diff --git a/drivers/usb/chipidea/udc.c b/drivers/usb/chipidea/udc.c
index c16d900..393f216 100644
--- a/drivers/usb/chipidea/udc.c
+++ b/drivers/usb/chipidea/udc.c
@@ -2061,6 +2061,7 @@ static int udc_start(struct ci_hdrc *ci)
ci->gadget.name = ci->platdata->name;
ci->gadget.otg_caps = otg_caps;
ci->gadget.sg_supported = 1;
+ ci->gadget.irq = ci->irq;
if (ci->platdata->flags & CI_HDRC_REQUIRES_ALIGNED_DMA)
ci->gadget.quirk_avoids_skb_reserve = 1;
diff --git a/drivers/usb/core/devio.c b/drivers/usb/core/devio.c
index 5332363..2218941 100644
--- a/drivers/usb/core/devio.c
+++ b/drivers/usb/core/devio.c
@@ -1218,7 +1218,12 @@ static int do_proc_bulk(struct usb_dev_state *ps,
ret = usbfs_increase_memory_usage(len1 + sizeof(struct urb));
if (ret)
return ret;
- tbuf = kmalloc(len1, GFP_KERNEL);
+
+ /*
+ * len1 can be almost arbitrarily large. Don't WARN if it's
+ * too big, just fail the request.
+ */
+ tbuf = kmalloc(len1, GFP_KERNEL | __GFP_NOWARN);
if (!tbuf) {
ret = -ENOMEM;
goto done;
@@ -1696,7 +1701,7 @@ static int proc_do_submiturb(struct usb_dev_state *ps, struct usbdevfs_urb *uurb
if (num_sgs) {
as->urb->sg = kmalloc_array(num_sgs,
sizeof(struct scatterlist),
- GFP_KERNEL);
+ GFP_KERNEL | __GFP_NOWARN);
if (!as->urb->sg) {
ret = -ENOMEM;
goto error;
@@ -1731,7 +1736,7 @@ static int proc_do_submiturb(struct usb_dev_state *ps, struct usbdevfs_urb *uurb
(uurb_start - as->usbm->vm_start);
} else {
as->urb->transfer_buffer = kmalloc(uurb->buffer_length,
- GFP_KERNEL);
+ GFP_KERNEL | __GFP_NOWARN);
if (!as->urb->transfer_buffer) {
ret = -ENOMEM;
goto error;
diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c
index 49ca5da..612825a 100644
--- a/drivers/usb/dwc3/gadget.c
+++ b/drivers/usb/dwc3/gadget.c
@@ -1244,6 +1244,7 @@ static int dwc3_prepare_trbs_sg(struct dwc3_ep *dep,
req->start_sg = sg_next(s);
req->num_queued_sgs++;
+ req->num_pending_sgs--;
/*
* The number of pending SG entries may not correspond to the
@@ -1251,7 +1252,7 @@ static int dwc3_prepare_trbs_sg(struct dwc3_ep *dep,
* don't include unused SG entries.
*/
if (length == 0) {
- req->num_pending_sgs -= req->request.num_mapped_sgs - req->num_queued_sgs;
+ req->num_pending_sgs = 0;
break;
}
@@ -2873,15 +2874,15 @@ static int dwc3_gadget_ep_reclaim_trb_sg(struct dwc3_ep *dep,
struct dwc3_trb *trb = &dep->trb_pool[dep->trb_dequeue];
struct scatterlist *sg = req->sg;
struct scatterlist *s;
- unsigned int pending = req->num_pending_sgs;
+ unsigned int num_queued = req->num_queued_sgs;
unsigned int i;
int ret = 0;
- for_each_sg(sg, s, pending, i) {
+ for_each_sg(sg, s, num_queued, i) {
trb = &dep->trb_pool[dep->trb_dequeue];
req->sg = sg_next(s);
- req->num_pending_sgs--;
+ req->num_queued_sgs--;
ret = dwc3_gadget_ep_reclaim_completed_trb(dep, req,
trb, event, status, true);
@@ -2904,7 +2905,7 @@ static int dwc3_gadget_ep_reclaim_trb_linear(struct dwc3_ep *dep,
static bool dwc3_gadget_ep_request_completed(struct dwc3_request *req)
{
- return req->num_pending_sgs == 0;
+ return req->num_pending_sgs == 0 && req->num_queued_sgs == 0;
}
static int dwc3_gadget_ep_cleanup_completed_request(struct dwc3_ep *dep,
@@ -2913,7 +2914,7 @@ static int dwc3_gadget_ep_cleanup_completed_request(struct dwc3_ep *dep,
{
int ret;
- if (req->num_pending_sgs)
+ if (req->request.num_mapped_sgs)
ret = dwc3_gadget_ep_reclaim_trb_sg(dep, req, event,
status);
else
diff --git a/drivers/usb/gadget/udc/renesas_usb3.c b/drivers/usb/gadget/udc/renesas_usb3.c
index 0c418ce..f1b35a3 100644
--- a/drivers/usb/gadget/udc/renesas_usb3.c
+++ b/drivers/usb/gadget/udc/renesas_usb3.c
@@ -1488,7 +1488,7 @@ static void usb3_start_pipen(struct renesas_usb3_ep *usb3_ep,
struct renesas_usb3_request *usb3_req)
{
struct renesas_usb3 *usb3 = usb3_ep_to_usb3(usb3_ep);
- struct renesas_usb3_request *usb3_req_first = usb3_get_request(usb3_ep);
+ struct renesas_usb3_request *usb3_req_first;
unsigned long flags;
int ret = -EAGAIN;
u32 enable_bits = 0;
@@ -1496,7 +1496,8 @@ static void usb3_start_pipen(struct renesas_usb3_ep *usb3_ep,
spin_lock_irqsave(&usb3->lock, flags);
if (usb3_ep->halt || usb3_ep->started)
goto out;
- if (usb3_req != usb3_req_first)
+ usb3_req_first = __usb3_get_request(usb3_ep);
+ if (!usb3_req_first || usb3_req != usb3_req_first)
goto out;
if (usb3_pn_change(usb3, usb3_ep->num) < 0)
diff --git a/drivers/usb/host/xhci-ring.c b/drivers/usb/host/xhci-ring.c
index a8e4189..6acd232 100644
--- a/drivers/usb/host/xhci-ring.c
+++ b/drivers/usb/host/xhci-ring.c
@@ -828,14 +828,10 @@ static void xhci_giveback_invalidated_tds(struct xhci_virt_ep *ep)
list_for_each_entry_safe(td, tmp_td, &ep->cancelled_td_list,
cancelled_td_list) {
- /*
- * Doesn't matter what we pass for status, since the core will
- * just overwrite it (because the URB has been unlinked).
- */
ring = xhci_urb_to_transfer_ring(ep->xhci, td->urb);
if (td->cancel_status == TD_CLEARED)
- xhci_td_cleanup(ep->xhci, td, ring, 0);
+ xhci_td_cleanup(ep->xhci, td, ring, td->status);
if (ep->xhci->xhc_state & XHCI_STATE_DYING)
return;
@@ -937,14 +933,18 @@ static int xhci_invalidate_cancelled_tds(struct xhci_virt_ep *ep)
continue;
}
/*
- * If ring stopped on the TD we need to cancel, then we have to
+ * If a ring stopped on the TD we need to cancel then we have to
* move the xHC endpoint ring dequeue pointer past this TD.
+ * Rings halted due to STALL may show hw_deq is past the stalled
+ * TD, but still require a set TR Deq command to flush xHC cache.
*/
hw_deq = xhci_get_hw_deq(xhci, ep->vdev, ep->ep_index,
td->urb->stream_id);
hw_deq &= ~0xf;
- if (trb_in_td(xhci, td->start_seg, td->first_trb,
+ if (td->cancel_status == TD_HALTED) {
+ cached_td = td;
+ } else if (trb_in_td(xhci, td->start_seg, td->first_trb,
td->last_trb, hw_deq, false)) {
switch (td->cancel_status) {
case TD_CLEARED: /* TD is already no-op */
diff --git a/drivers/usb/misc/trancevibrator.c b/drivers/usb/misc/trancevibrator.c
index a3dfc77..26baba3 100644
--- a/drivers/usb/misc/trancevibrator.c
+++ b/drivers/usb/misc/trancevibrator.c
@@ -61,9 +61,9 @@ static ssize_t speed_store(struct device *dev, struct device_attribute *attr,
/* Set speed */
retval = usb_control_msg(tv->udev, usb_sndctrlpipe(tv->udev, 0),
0x01, /* vendor request: set speed */
- USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_OTHER,
+ USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_OTHER,
tv->speed, /* speed value */
- 0, NULL, 0, USB_CTRL_GET_TIMEOUT);
+ 0, NULL, 0, USB_CTRL_SET_TIMEOUT);
if (retval) {
tv->speed = old;
dev_dbg(&tv->udev->dev, "retval = %d\n", retval);
diff --git a/drivers/usb/misc/uss720.c b/drivers/usb/misc/uss720.c
index b5d6616..748139d 100644
--- a/drivers/usb/misc/uss720.c
+++ b/drivers/usb/misc/uss720.c
@@ -736,6 +736,7 @@ static int uss720_probe(struct usb_interface *intf,
parport_announce_port(pp);
usb_set_intfdata(intf, pp);
+ usb_put_dev(usbdev);
return 0;
probe_abort:
diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c
index 6f2659e..369ef14 100644
--- a/drivers/usb/serial/ftdi_sio.c
+++ b/drivers/usb/serial/ftdi_sio.c
@@ -1034,6 +1034,9 @@ static const struct usb_device_id id_table_combined[] = {
/* Sienna devices */
{ USB_DEVICE(FTDI_VID, FTDI_SIENNA_PID) },
{ USB_DEVICE(ECHELON_VID, ECHELON_U20_PID) },
+ /* IDS GmbH devices */
+ { USB_DEVICE(IDS_VID, IDS_SI31A_PID) },
+ { USB_DEVICE(IDS_VID, IDS_CM31A_PID) },
/* U-Blox devices */
{ USB_DEVICE(UBLOX_VID, UBLOX_C099F9P_ZED_PID) },
{ USB_DEVICE(UBLOX_VID, UBLOX_C099F9P_ODIN_PID) },
diff --git a/drivers/usb/serial/ftdi_sio_ids.h b/drivers/usb/serial/ftdi_sio_ids.h
index 3d47c6d..d854e04 100644
--- a/drivers/usb/serial/ftdi_sio_ids.h
+++ b/drivers/usb/serial/ftdi_sio_ids.h
@@ -1568,6 +1568,13 @@
#define UNJO_ISODEBUG_V1_PID 0x150D
/*
+ * IDS GmbH
+ */
+#define IDS_VID 0x2CAF
+#define IDS_SI31A_PID 0x13A2
+#define IDS_CM31A_PID 0x13A3
+
+/*
* U-Blox products (http://www.u-blox.com).
*/
#define UBLOX_VID 0x1546
diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c
index 3e79a54..7608584 100644
--- a/drivers/usb/serial/option.c
+++ b/drivers/usb/serial/option.c
@@ -1240,6 +1240,10 @@ static const struct usb_device_id option_ids[] = {
.driver_info = NCTRL(0) | RSVD(1) },
{ USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x1901, 0xff), /* Telit LN940 (MBIM) */
.driver_info = NCTRL(0) },
+ { USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x7010, 0xff), /* Telit LE910-S1 (RNDIS) */
+ .driver_info = NCTRL(2) },
+ { USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x7011, 0xff), /* Telit LE910-S1 (ECM) */
+ .driver_info = NCTRL(2) },
{ USB_DEVICE(TELIT_VENDOR_ID, 0x9010), /* Telit SBL FN980 flashing device */
.driver_info = NCTRL(0) | ZLP },
{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, ZTE_PRODUCT_MF622, 0xff, 0xff, 0xff) }, /* ZTE WCDMA products */
diff --git a/drivers/usb/serial/pl2303.c b/drivers/usb/serial/pl2303.c
index fd773d2..940050c 100644
--- a/drivers/usb/serial/pl2303.c
+++ b/drivers/usb/serial/pl2303.c
@@ -113,6 +113,7 @@ static const struct usb_device_id id_table[] = {
{ USB_DEVICE(SONY_VENDOR_ID, SONY_QN3USB_PRODUCT_ID) },
{ USB_DEVICE(SANWA_VENDOR_ID, SANWA_PRODUCT_ID) },
{ USB_DEVICE(ADLINK_VENDOR_ID, ADLINK_ND6530_PRODUCT_ID) },
+ { USB_DEVICE(ADLINK_VENDOR_ID, ADLINK_ND6530GC_PRODUCT_ID) },
{ USB_DEVICE(SMART_VENDOR_ID, SMART_PRODUCT_ID) },
{ USB_DEVICE(AT_VENDOR_ID, AT_VTKIT3_PRODUCT_ID) },
{ } /* Terminating entry */
diff --git a/drivers/usb/serial/pl2303.h b/drivers/usb/serial/pl2303.h
index 0f681dd..6097ee8 100644
--- a/drivers/usb/serial/pl2303.h
+++ b/drivers/usb/serial/pl2303.h
@@ -158,6 +158,7 @@
/* ADLINK ND-6530 RS232,RS485 and RS422 adapter */
#define ADLINK_VENDOR_ID 0x0b63
#define ADLINK_ND6530_PRODUCT_ID 0x6530
+#define ADLINK_ND6530GC_PRODUCT_ID 0x653a
/* SMART USB Serial Adapter */
#define SMART_VENDOR_ID 0x0b8c
diff --git a/drivers/usb/serial/ti_usb_3410_5052.c b/drivers/usb/serial/ti_usb_3410_5052.c
index caa46ac..310db5a 100644
--- a/drivers/usb/serial/ti_usb_3410_5052.c
+++ b/drivers/usb/serial/ti_usb_3410_5052.c
@@ -37,6 +37,7 @@
/* Vendor and product ids */
#define TI_VENDOR_ID 0x0451
#define IBM_VENDOR_ID 0x04b3
+#define STARTECH_VENDOR_ID 0x14b0
#define TI_3410_PRODUCT_ID 0x3410
#define IBM_4543_PRODUCT_ID 0x4543
#define IBM_454B_PRODUCT_ID 0x454b
@@ -370,6 +371,7 @@ static const struct usb_device_id ti_id_table_3410[] = {
{ USB_DEVICE(MXU1_VENDOR_ID, MXU1_1131_PRODUCT_ID) },
{ USB_DEVICE(MXU1_VENDOR_ID, MXU1_1150_PRODUCT_ID) },
{ USB_DEVICE(MXU1_VENDOR_ID, MXU1_1151_PRODUCT_ID) },
+ { USB_DEVICE(STARTECH_VENDOR_ID, TI_3410_PRODUCT_ID) },
{ } /* terminator */
};
@@ -408,6 +410,7 @@ static const struct usb_device_id ti_id_table_combined[] = {
{ USB_DEVICE(MXU1_VENDOR_ID, MXU1_1131_PRODUCT_ID) },
{ USB_DEVICE(MXU1_VENDOR_ID, MXU1_1150_PRODUCT_ID) },
{ USB_DEVICE(MXU1_VENDOR_ID, MXU1_1151_PRODUCT_ID) },
+ { USB_DEVICE(STARTECH_VENDOR_ID, TI_3410_PRODUCT_ID) },
{ } /* terminator */
};
diff --git a/drivers/usb/typec/mux.c b/drivers/usb/typec/mux.c
index 9da22ae..8514bec 100644
--- a/drivers/usb/typec/mux.c
+++ b/drivers/usb/typec/mux.c
@@ -191,6 +191,7 @@ static void *typec_mux_match(struct fwnode_handle *fwnode, const char *id,
bool match;
int nval;
u16 *val;
+ int ret;
int i;
/*
@@ -218,10 +219,10 @@ static void *typec_mux_match(struct fwnode_handle *fwnode, const char *id,
if (!val)
return ERR_PTR(-ENOMEM);
- nval = fwnode_property_read_u16_array(fwnode, "svid", val, nval);
- if (nval < 0) {
+ ret = fwnode_property_read_u16_array(fwnode, "svid", val, nval);
+ if (ret < 0) {
kfree(val);
- return ERR_PTR(nval);
+ return ERR_PTR(ret);
}
for (i = 0; i < nval; i++) {
diff --git a/drivers/usb/typec/tcpm/tcpm.c b/drivers/usb/typec/tcpm/tcpm.c
index 64133e5..9ce8c9a 100644
--- a/drivers/usb/typec/tcpm/tcpm.c
+++ b/drivers/usb/typec/tcpm/tcpm.c
@@ -1550,6 +1550,8 @@ static int tcpm_pd_svdm(struct tcpm_port *port, struct typec_altmode *adev,
if (PD_VDO_SVDM_VER(p[0]) < svdm_version)
typec_partner_set_svdm_version(port->partner,
PD_VDO_SVDM_VER(p[0]));
+
+ tcpm_ams_start(port, DISCOVER_IDENTITY);
/* 6.4.4.3.1: Only respond as UFP (device) */
if (port->data_role == TYPEC_DEVICE &&
port->nr_snk_vdo) {
@@ -1568,14 +1570,19 @@ static int tcpm_pd_svdm(struct tcpm_port *port, struct typec_altmode *adev,
}
break;
case CMD_DISCOVER_SVID:
+ tcpm_ams_start(port, DISCOVER_SVIDS);
break;
case CMD_DISCOVER_MODES:
+ tcpm_ams_start(port, DISCOVER_MODES);
break;
case CMD_ENTER_MODE:
+ tcpm_ams_start(port, DFP_TO_UFP_ENTER_MODE);
break;
case CMD_EXIT_MODE:
+ tcpm_ams_start(port, DFP_TO_UFP_EXIT_MODE);
break;
case CMD_ATTENTION:
+ tcpm_ams_start(port, ATTENTION);
/* Attention command does not have response */
*adev_action = ADEV_ATTENTION;
return 0;
@@ -2287,6 +2294,12 @@ static void tcpm_pd_data_request(struct tcpm_port *port,
bool frs_enable;
int ret;
+ if (tcpm_vdm_ams(port) && type != PD_DATA_VENDOR_DEF) {
+ port->vdm_state = VDM_STATE_ERR_BUSY;
+ tcpm_ams_finish(port);
+ mod_vdm_delayed_work(port, 0);
+ }
+
switch (type) {
case PD_DATA_SOURCE_CAP:
for (i = 0; i < cnt; i++)
@@ -2417,7 +2430,10 @@ static void tcpm_pd_data_request(struct tcpm_port *port,
NONE_AMS);
break;
case PD_DATA_VENDOR_DEF:
- tcpm_handle_vdm_request(port, msg->payload, cnt);
+ if (tcpm_vdm_ams(port) || port->nr_snk_vdo)
+ tcpm_handle_vdm_request(port, msg->payload, cnt);
+ else if (port->negotiated_rev > PD_REV20)
+ tcpm_pd_handle_msg(port, PD_MSG_CTRL_NOT_SUPP, NONE_AMS);
break;
case PD_DATA_BIST:
port->bist_request = le32_to_cpu(msg->payload[0]);
@@ -2459,6 +2475,16 @@ static void tcpm_pd_ctrl_request(struct tcpm_port *port,
enum pd_ctrl_msg_type type = pd_header_type_le(msg->header);
enum tcpm_state next_state;
+ /*
+ * Stop VDM state machine if interrupted by other Messages while NOT_SUPP is allowed in
+ * VDM AMS if waiting for VDM responses and will be handled later.
+ */
+ if (tcpm_vdm_ams(port) && type != PD_CTRL_NOT_SUPP && type != PD_CTRL_GOOD_CRC) {
+ port->vdm_state = VDM_STATE_ERR_BUSY;
+ tcpm_ams_finish(port);
+ mod_vdm_delayed_work(port, 0);
+ }
+
switch (type) {
case PD_CTRL_GOOD_CRC:
case PD_CTRL_PING:
@@ -2717,7 +2743,14 @@ static void tcpm_pd_ext_msg_request(struct tcpm_port *port,
enum pd_ext_msg_type type = pd_header_type_le(msg->header);
unsigned int data_size = pd_ext_header_data_size_le(msg->ext_msg.header);
- if (!(msg->ext_msg.header & PD_EXT_HDR_CHUNKED)) {
+ /* stopping VDM state machine if interrupted by other Messages */
+ if (tcpm_vdm_ams(port)) {
+ port->vdm_state = VDM_STATE_ERR_BUSY;
+ tcpm_ams_finish(port);
+ mod_vdm_delayed_work(port, 0);
+ }
+
+ if (!(le16_to_cpu(msg->ext_msg.header) & PD_EXT_HDR_CHUNKED)) {
tcpm_pd_handle_msg(port, PD_MSG_CTRL_NOT_SUPP, NONE_AMS);
tcpm_log(port, "Unchunked extended messages unsupported");
return;
@@ -2811,7 +2844,7 @@ static void tcpm_pd_rx_handler(struct kthread_work *work)
"Data role mismatch, initiating error recovery");
tcpm_set_state(port, ERROR_RECOVERY, 0);
} else {
- if (msg->header & PD_HEADER_EXT_HDR)
+ if (le16_to_cpu(msg->header) & PD_HEADER_EXT_HDR)
tcpm_pd_ext_msg_request(port, msg);
else if (cnt)
tcpm_pd_data_request(port, msg);
diff --git a/drivers/usb/typec/ucsi/ucsi.c b/drivers/usb/typec/ucsi/ucsi.c
index 1d8b7df..b433169 100644
--- a/drivers/usb/typec/ucsi/ucsi.c
+++ b/drivers/usb/typec/ucsi/ucsi.c
@@ -717,8 +717,8 @@ static void ucsi_handle_connector_change(struct work_struct *work)
ucsi_send_command(con->ucsi, command, NULL, 0);
/* 3. ACK connector change */
- clear_bit(EVENT_PENDING, &ucsi->flags);
ret = ucsi_acknowledge_connector_change(ucsi);
+ clear_bit(EVENT_PENDING, &ucsi->flags);
if (ret) {
dev_err(ucsi->dev, "%s: ACK failed (%d)", __func__, ret);
goto out_unlock;
diff --git a/drivers/vdpa/mlx5/net/mlx5_vnet.c b/drivers/vdpa/mlx5/net/mlx5_vnet.c
index 189e4385..dda5dc6 100644
--- a/drivers/vdpa/mlx5/net/mlx5_vnet.c
+++ b/drivers/vdpa/mlx5/net/mlx5_vnet.c
@@ -15,6 +15,7 @@
#include <linux/mlx5/vport.h>
#include <linux/mlx5/fs.h>
#include <linux/mlx5/mlx5_ifc_vdpa.h>
+#include <linux/mlx5/mpfs.h>
#include "mlx5_vdpa.h"
MODULE_AUTHOR("Eli Cohen <eli@mellanox.com>");
@@ -1859,11 +1860,16 @@ static int mlx5_vdpa_set_map(struct vdpa_device *vdev, struct vhost_iotlb *iotlb
static void mlx5_vdpa_free(struct vdpa_device *vdev)
{
struct mlx5_vdpa_dev *mvdev = to_mvdev(vdev);
+ struct mlx5_core_dev *pfmdev;
struct mlx5_vdpa_net *ndev;
ndev = to_mlx5_vdpa_ndev(mvdev);
free_resources(ndev);
+ if (!is_zero_ether_addr(ndev->config.mac)) {
+ pfmdev = pci_get_drvdata(pci_physfn(mvdev->mdev->pdev));
+ mlx5_mpfs_del_mac(pfmdev, ndev->config.mac);
+ }
mlx5_vdpa_free_resources(&ndev->mvdev);
mutex_destroy(&ndev->reslock);
}
@@ -1990,6 +1996,7 @@ static int mlx5_vdpa_dev_add(struct vdpa_mgmt_dev *v_mdev, const char *name)
{
struct mlx5_vdpa_mgmtdev *mgtdev = container_of(v_mdev, struct mlx5_vdpa_mgmtdev, mgtdev);
struct virtio_net_config *config;
+ struct mlx5_core_dev *pfmdev;
struct mlx5_vdpa_dev *mvdev;
struct mlx5_vdpa_net *ndev;
struct mlx5_core_dev *mdev;
@@ -2023,10 +2030,17 @@ static int mlx5_vdpa_dev_add(struct vdpa_mgmt_dev *v_mdev, const char *name)
if (err)
goto err_mtu;
+ if (!is_zero_ether_addr(config->mac)) {
+ pfmdev = pci_get_drvdata(pci_physfn(mdev->pdev));
+ err = mlx5_mpfs_add_mac(pfmdev, config->mac);
+ if (err)
+ goto err_mtu;
+ }
+
mvdev->vdev.dma_dev = mdev->device;
err = mlx5_vdpa_alloc_resources(&ndev->mvdev);
if (err)
- goto err_mtu;
+ goto err_mpfs;
err = alloc_resources(ndev);
if (err)
@@ -2044,6 +2058,9 @@ static int mlx5_vdpa_dev_add(struct vdpa_mgmt_dev *v_mdev, const char *name)
free_resources(ndev);
err_res:
mlx5_vdpa_free_resources(&ndev->mvdev);
+err_mpfs:
+ if (!is_zero_ether_addr(config->mac))
+ mlx5_mpfs_del_mac(pfmdev, config->mac);
err_mtu:
mutex_destroy(&ndev->reslock);
put_device(&mvdev->vdev.dev);
diff --git a/drivers/video/fbdev/hgafb.c b/drivers/video/fbdev/hgafb.c
index cc8e62a..bd3d07a 100644
--- a/drivers/video/fbdev/hgafb.c
+++ b/drivers/video/fbdev/hgafb.c
@@ -558,7 +558,7 @@ static int hgafb_probe(struct platform_device *pdev)
int ret;
ret = hga_card_detect();
- if (!ret)
+ if (ret)
return ret;
printk(KERN_INFO "hgafb: %s with %ldK of memory detected.\n",
diff --git a/fs/afs/cmservice.c b/fs/afs/cmservice.c
index a4e9e6e..d3c6bb22 100644
--- a/fs/afs/cmservice.c
+++ b/fs/afs/cmservice.c
@@ -322,6 +322,8 @@ static int afs_deliver_cb_callback(struct afs_call *call)
return ret;
call->unmarshall++;
+ fallthrough;
+
case 5:
break;
}
@@ -418,6 +420,7 @@ static int afs_deliver_cb_init_call_back_state3(struct afs_call *call)
r->node[loop] = ntohl(b[loop + 5]);
call->unmarshall++;
+ fallthrough;
case 2:
break;
@@ -530,6 +533,7 @@ static int afs_deliver_cb_probe_uuid(struct afs_call *call)
r->node[loop] = ntohl(b[loop + 5]);
call->unmarshall++;
+ fallthrough;
case 2:
break;
@@ -663,6 +667,7 @@ static int afs_deliver_yfs_cb_callback(struct afs_call *call)
afs_extract_to_tmp(call);
call->unmarshall++;
+ fallthrough;
case 3:
break;
diff --git a/fs/afs/dir.c b/fs/afs/dir.c
index 9fbe5a5..78719f2 100644
--- a/fs/afs/dir.c
+++ b/fs/afs/dir.c
@@ -1919,7 +1919,9 @@ static void afs_rename_edit_dir(struct afs_operation *op)
new_inode = d_inode(new_dentry);
if (new_inode) {
spin_lock(&new_inode->i_lock);
- if (new_inode->i_nlink > 0)
+ if (S_ISDIR(new_inode->i_mode))
+ clear_nlink(new_inode);
+ else if (new_inode->i_nlink > 0)
drop_nlink(new_inode);
spin_unlock(&new_inode->i_lock);
}
diff --git a/fs/afs/fsclient.c b/fs/afs/fsclient.c
index 2f695a2..dd3f45d 100644
--- a/fs/afs/fsclient.c
+++ b/fs/afs/fsclient.c
@@ -388,6 +388,7 @@ static int afs_deliver_fs_fetch_data(struct afs_call *call)
req->file_size = vp->scb.status.size;
call->unmarshall++;
+ fallthrough;
case 5:
break;
@@ -1408,6 +1409,7 @@ static int afs_deliver_fs_get_volume_status(struct afs_call *call)
_debug("motd '%s'", p);
call->unmarshall++;
+ fallthrough;
case 8:
break;
@@ -1845,6 +1847,7 @@ static int afs_deliver_fs_inline_bulk_status(struct afs_call *call)
xdr_decode_AFSVolSync(&bp, &op->volsync);
call->unmarshall++;
+ fallthrough;
case 6:
break;
@@ -1979,6 +1982,7 @@ static int afs_deliver_fs_fetch_acl(struct afs_call *call)
xdr_decode_AFSVolSync(&bp, &op->volsync);
call->unmarshall++;
+ fallthrough;
case 4:
break;
diff --git a/fs/afs/vlclient.c b/fs/afs/vlclient.c
index dc93273..00fca3c 100644
--- a/fs/afs/vlclient.c
+++ b/fs/afs/vlclient.c
@@ -593,6 +593,7 @@ static int afs_deliver_yfsvl_get_endpoints(struct afs_call *call)
if (ret < 0)
return ret;
call->unmarshall = 6;
+ fallthrough;
case 6:
break;
diff --git a/fs/cifs/cifs_ioctl.h b/fs/cifs/cifs_ioctl.h
index 4a97fe1..37fc7d6 100644
--- a/fs/cifs/cifs_ioctl.h
+++ b/fs/cifs/cifs_ioctl.h
@@ -72,15 +72,28 @@ struct smb3_key_debug_info {
} __packed;
/*
- * Dump full key (32 byte encrypt/decrypt keys instead of 16 bytes)
- * is needed if GCM256 (stronger encryption) negotiated
+ * Dump variable-sized keys
*/
struct smb3_full_key_debug_info {
- __u64 Suid;
+ /* INPUT: size of userspace buffer */
+ __u32 in_size;
+
+ /*
+ * INPUT: 0 for current user, otherwise session to dump
+ * OUTPUT: session id that was dumped
+ */
+ __u64 session_id;
__u16 cipher_type;
- __u8 auth_key[16]; /* SMB2_NTLMV2_SESSKEY_SIZE */
- __u8 smb3encryptionkey[32]; /* SMB3_ENC_DEC_KEY_SIZE */
- __u8 smb3decryptionkey[32]; /* SMB3_ENC_DEC_KEY_SIZE */
+ __u8 session_key_length;
+ __u8 server_in_key_length;
+ __u8 server_out_key_length;
+ __u8 data[];
+ /*
+ * return this struct with the keys appended at the end:
+ * __u8 session_key[session_key_length];
+ * __u8 server_in_key[server_in_key_length];
+ * __u8 server_out_key[server_out_key_length];
+ */
} __packed;
struct smb3_notify {
diff --git a/fs/cifs/cifspdu.h b/fs/cifs/cifspdu.h
index b53a87d..554d64f 100644
--- a/fs/cifs/cifspdu.h
+++ b/fs/cifs/cifspdu.h
@@ -148,7 +148,8 @@
#define SMB3_SIGN_KEY_SIZE (16)
/*
- * Size of the smb3 encryption/decryption keys
+ * Size of the smb3 encryption/decryption key storage.
+ * This size is big enough to store any cipher key types.
*/
#define SMB3_ENC_DEC_KEY_SIZE (32)
diff --git a/fs/cifs/ioctl.c b/fs/cifs/ioctl.c
index 28ec8d7..d67d281 100644
--- a/fs/cifs/ioctl.c
+++ b/fs/cifs/ioctl.c
@@ -33,6 +33,7 @@
#include "cifsfs.h"
#include "cifs_ioctl.h"
#include "smb2proto.h"
+#include "smb2glob.h"
#include <linux/btrfs.h>
static long cifs_ioctl_query_info(unsigned int xid, struct file *filep,
@@ -214,48 +215,112 @@ static int cifs_shutdown(struct super_block *sb, unsigned long arg)
return 0;
}
-static int cifs_dump_full_key(struct cifs_tcon *tcon, unsigned long arg)
+static int cifs_dump_full_key(struct cifs_tcon *tcon, struct smb3_full_key_debug_info __user *in)
{
- struct smb3_full_key_debug_info pfull_key_inf;
- __u64 suid;
- struct list_head *tmp;
+ struct smb3_full_key_debug_info out;
struct cifs_ses *ses;
+ int rc = 0;
bool found = false;
+ u8 __user *end;
- if (!smb3_encryption_required(tcon))
- return -EOPNOTSUPP;
+ if (!smb3_encryption_required(tcon)) {
+ rc = -EOPNOTSUPP;
+ goto out;
+ }
- ses = tcon->ses; /* default to user id for current user */
- if (get_user(suid, (__u64 __user *)arg))
- suid = 0;
- if (suid) {
- /* search to see if there is a session with a matching SMB UID */
+ /* copy user input into our output buffer */
+ if (copy_from_user(&out, in, sizeof(out))) {
+ rc = -EINVAL;
+ goto out;
+ }
+
+ if (!out.session_id) {
+ /* if ses id is 0, use current user session */
+ ses = tcon->ses;
+ } else {
+ /* otherwise if a session id is given, look for it in all our sessions */
+ struct cifs_ses *ses_it = NULL;
+ struct TCP_Server_Info *server_it = NULL;
+
spin_lock(&cifs_tcp_ses_lock);
- list_for_each(tmp, &tcon->ses->server->smb_ses_list) {
- ses = list_entry(tmp, struct cifs_ses, smb_ses_list);
- if (ses->Suid == suid) {
- found = true;
- break;
+ list_for_each_entry(server_it, &cifs_tcp_ses_list, tcp_ses_list) {
+ list_for_each_entry(ses_it, &server_it->smb_ses_list, smb_ses_list) {
+ if (ses_it->Suid == out.session_id) {
+ ses = ses_it;
+ /*
+ * since we are using the session outside the crit
+ * section, we need to make sure it won't be released
+ * so increment its refcount
+ */
+ ses->ses_count++;
+ found = true;
+ goto search_end;
+ }
}
}
+search_end:
spin_unlock(&cifs_tcp_ses_lock);
- if (found == false)
- return -EINVAL;
- } /* else uses default user's SMB UID (ie current user) */
+ if (!found) {
+ rc = -ENOENT;
+ goto out;
+ }
+ }
- pfull_key_inf.cipher_type = le16_to_cpu(ses->server->cipher_type);
- pfull_key_inf.Suid = ses->Suid;
- memcpy(pfull_key_inf.auth_key, ses->auth_key.response,
- 16 /* SMB2_NTLMV2_SESSKEY_SIZE */);
- memcpy(pfull_key_inf.smb3decryptionkey, ses->smb3decryptionkey,
- 32 /* SMB3_ENC_DEC_KEY_SIZE */);
- memcpy(pfull_key_inf.smb3encryptionkey,
- ses->smb3encryptionkey, 32 /* SMB3_ENC_DEC_KEY_SIZE */);
- if (copy_to_user((void __user *)arg, &pfull_key_inf,
- sizeof(struct smb3_full_key_debug_info)))
- return -EFAULT;
+ switch (ses->server->cipher_type) {
+ case SMB2_ENCRYPTION_AES128_CCM:
+ case SMB2_ENCRYPTION_AES128_GCM:
+ out.session_key_length = CIFS_SESS_KEY_SIZE;
+ out.server_in_key_length = out.server_out_key_length = SMB3_GCM128_CRYPTKEY_SIZE;
+ break;
+ case SMB2_ENCRYPTION_AES256_CCM:
+ case SMB2_ENCRYPTION_AES256_GCM:
+ out.session_key_length = CIFS_SESS_KEY_SIZE;
+ out.server_in_key_length = out.server_out_key_length = SMB3_GCM256_CRYPTKEY_SIZE;
+ break;
+ default:
+ rc = -EOPNOTSUPP;
+ goto out;
+ }
- return 0;
+ /* check if user buffer is big enough to store all the keys */
+ if (out.in_size < sizeof(out) + out.session_key_length + out.server_in_key_length
+ + out.server_out_key_length) {
+ rc = -ENOBUFS;
+ goto out;
+ }
+
+ out.session_id = ses->Suid;
+ out.cipher_type = le16_to_cpu(ses->server->cipher_type);
+
+ /* overwrite user input with our output */
+ if (copy_to_user(in, &out, sizeof(out))) {
+ rc = -EINVAL;
+ goto out;
+ }
+
+ /* append all the keys at the end of the user buffer */
+ end = in->data;
+ if (copy_to_user(end, ses->auth_key.response, out.session_key_length)) {
+ rc = -EINVAL;
+ goto out;
+ }
+ end += out.session_key_length;
+
+ if (copy_to_user(end, ses->smb3encryptionkey, out.server_in_key_length)) {
+ rc = -EINVAL;
+ goto out;
+ }
+ end += out.server_in_key_length;
+
+ if (copy_to_user(end, ses->smb3decryptionkey, out.server_out_key_length)) {
+ rc = -EINVAL;
+ goto out;
+ }
+
+out:
+ if (found)
+ cifs_put_smb_ses(ses);
+ return rc;
}
long cifs_ioctl(struct file *filep, unsigned int command, unsigned long arg)
@@ -371,6 +436,10 @@ long cifs_ioctl(struct file *filep, unsigned int command, unsigned long arg)
rc = -EOPNOTSUPP;
break;
case CIFS_DUMP_KEY:
+ /*
+ * Dump encryption keys. This is an old ioctl that only
+ * handles AES-128-{CCM,GCM}.
+ */
if (pSMBFile == NULL)
break;
if (!capable(CAP_SYS_ADMIN)) {
@@ -398,11 +467,10 @@ long cifs_ioctl(struct file *filep, unsigned int command, unsigned long arg)
else
rc = 0;
break;
- /*
- * Dump full key (32 bytes instead of 16 bytes) is
- * needed if GCM256 (stronger encryption) negotiated
- */
case CIFS_DUMP_FULL_KEY:
+ /*
+ * Dump encryption keys (handles any key sizes)
+ */
if (pSMBFile == NULL)
break;
if (!capable(CAP_SYS_ADMIN)) {
@@ -410,8 +478,7 @@ long cifs_ioctl(struct file *filep, unsigned int command, unsigned long arg)
break;
}
tcon = tlink_tcon(pSMBFile->tlink);
- rc = cifs_dump_full_key(tcon, arg);
-
+ rc = cifs_dump_full_key(tcon, (void __user *)arg);
break;
case CIFS_IOC_NOTIFY:
if (!S_ISDIR(inode->i_mode)) {
diff --git a/fs/cifs/smb2pdu.c b/fs/cifs/smb2pdu.c
index 9f24eb8..c205f93 100644
--- a/fs/cifs/smb2pdu.c
+++ b/fs/cifs/smb2pdu.c
@@ -958,6 +958,13 @@ SMB2_negotiate(const unsigned int xid, struct cifs_ses *ses)
/* Internal types */
server->capabilities |= SMB2_NT_FIND | SMB2_LARGE_FILES;
+ /*
+ * SMB3.0 supports only 1 cipher and doesn't have a encryption neg context
+ * Set the cipher type manually.
+ */
+ if (server->dialect == SMB30_PROT_ID && (server->capabilities & SMB2_GLOBAL_CAP_ENCRYPTION))
+ server->cipher_type = SMB2_ENCRYPTION_AES128_CCM;
+
security_blob = smb2_get_data_area_len(&blob_offset, &blob_length,
(struct smb2_sync_hdr *)rsp);
/*
diff --git a/fs/cifs/trace.h b/fs/cifs/trace.h
index d6df908..dafcb6a 100644
--- a/fs/cifs/trace.h
+++ b/fs/cifs/trace.h
@@ -12,6 +12,11 @@
#include <linux/tracepoint.h>
+/*
+ * Please use this 3-part article as a reference for writing new tracepoints:
+ * https://lwn.net/Articles/379903/
+ */
+
/* For logging errors in read or write */
DECLARE_EVENT_CLASS(smb3_rw_err_class,
TP_PROTO(unsigned int xid,
@@ -529,16 +534,16 @@ DECLARE_EVENT_CLASS(smb3_exit_err_class,
TP_ARGS(xid, func_name, rc),
TP_STRUCT__entry(
__field(unsigned int, xid)
- __field(const char *, func_name)
+ __string(func_name, func_name)
__field(int, rc)
),
TP_fast_assign(
__entry->xid = xid;
- __entry->func_name = func_name;
+ __assign_str(func_name, func_name);
__entry->rc = rc;
),
TP_printk("\t%s: xid=%u rc=%d",
- __entry->func_name, __entry->xid, __entry->rc)
+ __get_str(func_name), __entry->xid, __entry->rc)
)
#define DEFINE_SMB3_EXIT_ERR_EVENT(name) \
@@ -583,14 +588,14 @@ DECLARE_EVENT_CLASS(smb3_enter_exit_class,
TP_ARGS(xid, func_name),
TP_STRUCT__entry(
__field(unsigned int, xid)
- __field(const char *, func_name)
+ __string(func_name, func_name)
),
TP_fast_assign(
__entry->xid = xid;
- __entry->func_name = func_name;
+ __assign_str(func_name, func_name);
),
TP_printk("\t%s: xid=%u",
- __entry->func_name, __entry->xid)
+ __get_str(func_name), __entry->xid)
)
#define DEFINE_SMB3_ENTER_EXIT_EVENT(name) \
@@ -857,16 +862,16 @@ DECLARE_EVENT_CLASS(smb3_reconnect_class,
TP_STRUCT__entry(
__field(__u64, currmid)
__field(__u64, conn_id)
- __field(char *, hostname)
+ __string(hostname, hostname)
),
TP_fast_assign(
__entry->currmid = currmid;
__entry->conn_id = conn_id;
- __entry->hostname = hostname;
+ __assign_str(hostname, hostname);
),
TP_printk("conn_id=0x%llx server=%s current_mid=%llu",
__entry->conn_id,
- __entry->hostname,
+ __get_str(hostname),
__entry->currmid)
)
@@ -891,7 +896,7 @@ DECLARE_EVENT_CLASS(smb3_credit_class,
TP_STRUCT__entry(
__field(__u64, currmid)
__field(__u64, conn_id)
- __field(char *, hostname)
+ __string(hostname, hostname)
__field(int, credits)
__field(int, credits_to_add)
__field(int, in_flight)
@@ -899,7 +904,7 @@ DECLARE_EVENT_CLASS(smb3_credit_class,
TP_fast_assign(
__entry->currmid = currmid;
__entry->conn_id = conn_id;
- __entry->hostname = hostname;
+ __assign_str(hostname, hostname);
__entry->credits = credits;
__entry->credits_to_add = credits_to_add;
__entry->in_flight = in_flight;
@@ -907,7 +912,7 @@ DECLARE_EVENT_CLASS(smb3_credit_class,
TP_printk("conn_id=0x%llx server=%s current_mid=%llu "
"credits=%d credit_change=%d in_flight=%d",
__entry->conn_id,
- __entry->hostname,
+ __get_str(hostname),
__entry->currmid,
__entry->credits,
__entry->credits_to_add,
diff --git a/fs/debugfs/inode.c b/fs/debugfs/inode.c
index 1d252164..8129a43 100644
--- a/fs/debugfs/inode.c
+++ b/fs/debugfs/inode.c
@@ -45,10 +45,13 @@ static unsigned int debugfs_allow __ro_after_init = DEFAULT_DEBUGFS_ALLOW_BITS;
static int debugfs_setattr(struct user_namespace *mnt_userns,
struct dentry *dentry, struct iattr *ia)
{
- int ret = security_locked_down(LOCKDOWN_DEBUGFS);
+ int ret;
- if (ret && (ia->ia_valid & (ATTR_MODE | ATTR_UID | ATTR_GID)))
- return ret;
+ if (ia->ia_valid & (ATTR_MODE | ATTR_UID | ATTR_GID)) {
+ ret = security_locked_down(LOCKDOWN_DEBUGFS);
+ if (ret)
+ return ret;
+ }
return simple_setattr(&init_user_ns, dentry, ia);
}
diff --git a/fs/io-wq.c b/fs/io-wq.c
index 5361a9b..b3e8624 100644
--- a/fs/io-wq.c
+++ b/fs/io-wq.c
@@ -979,13 +979,16 @@ static bool io_task_work_match(struct callback_head *cb, void *data)
return cwd->wqe->wq == data;
}
+void io_wq_exit_start(struct io_wq *wq)
+{
+ set_bit(IO_WQ_BIT_EXIT, &wq->state);
+}
+
static void io_wq_exit_workers(struct io_wq *wq)
{
struct callback_head *cb;
int node;
- set_bit(IO_WQ_BIT_EXIT, &wq->state);
-
if (!wq->task)
return;
@@ -1003,13 +1006,16 @@ static void io_wq_exit_workers(struct io_wq *wq)
struct io_wqe *wqe = wq->wqes[node];
io_wq_for_each_worker(wqe, io_wq_worker_wake, NULL);
- spin_lock_irq(&wq->hash->wait.lock);
- list_del_init(&wq->wqes[node]->wait.entry);
- spin_unlock_irq(&wq->hash->wait.lock);
}
rcu_read_unlock();
io_worker_ref_put(wq);
wait_for_completion(&wq->worker_done);
+
+ for_each_node(node) {
+ spin_lock_irq(&wq->hash->wait.lock);
+ list_del_init(&wq->wqes[node]->wait.entry);
+ spin_unlock_irq(&wq->hash->wait.lock);
+ }
put_task_struct(wq->task);
wq->task = NULL;
}
@@ -1020,8 +1026,6 @@ static void io_wq_destroy(struct io_wq *wq)
cpuhp_state_remove_instance_nocalls(io_wq_online, &wq->cpuhp_node);
- io_wq_exit_workers(wq);
-
for_each_node(node) {
struct io_wqe *wqe = wq->wqes[node];
struct io_cb_cancel_data match = {
@@ -1036,16 +1040,13 @@ static void io_wq_destroy(struct io_wq *wq)
kfree(wq);
}
-void io_wq_put(struct io_wq *wq)
-{
- if (refcount_dec_and_test(&wq->refs))
- io_wq_destroy(wq);
-}
-
void io_wq_put_and_exit(struct io_wq *wq)
{
+ WARN_ON_ONCE(!test_bit(IO_WQ_BIT_EXIT, &wq->state));
+
io_wq_exit_workers(wq);
- io_wq_put(wq);
+ if (refcount_dec_and_test(&wq->refs))
+ io_wq_destroy(wq);
}
static bool io_wq_worker_affinity(struct io_worker *worker, void *data)
diff --git a/fs/io-wq.h b/fs/io-wq.h
index 0e6d310..af2df068 100644
--- a/fs/io-wq.h
+++ b/fs/io-wq.h
@@ -122,7 +122,7 @@ struct io_wq_data {
};
struct io_wq *io_wq_create(unsigned bounded, struct io_wq_data *data);
-void io_wq_put(struct io_wq *wq);
+void io_wq_exit_start(struct io_wq *wq);
void io_wq_put_and_exit(struct io_wq *wq);
void io_wq_enqueue(struct io_wq *wq, struct io_wq_work *work);
diff --git a/fs/io_uring.c b/fs/io_uring.c
index 5f82954..903458a 100644
--- a/fs/io_uring.c
+++ b/fs/io_uring.c
@@ -9039,11 +9039,16 @@ static void io_uring_clean_tctx(struct io_uring_task *tctx)
struct io_tctx_node *node;
unsigned long index;
- tctx->io_wq = NULL;
xa_for_each(&tctx->xa, index, node)
io_uring_del_task_file(index);
- if (wq)
+ if (wq) {
+ /*
+ * Must be after io_uring_del_task_file() (removes nodes under
+ * uring_lock) to avoid race with io_uring_try_cancel_iowq().
+ */
+ tctx->io_wq = NULL;
io_wq_put_and_exit(wq);
+ }
}
static s64 tctx_inflight(struct io_uring_task *tctx, bool tracked)
@@ -9078,6 +9083,9 @@ static void io_uring_cancel_sqpoll(struct io_sq_data *sqd)
if (!current->io_uring)
return;
+ if (tctx->io_wq)
+ io_wq_exit_start(tctx->io_wq);
+
WARN_ON_ONCE(!sqd || sqd->thread != current);
atomic_inc(&tctx->in_idle);
@@ -9112,6 +9120,9 @@ void __io_uring_cancel(struct files_struct *files)
DEFINE_WAIT(wait);
s64 inflight;
+ if (tctx->io_wq)
+ io_wq_exit_start(tctx->io_wq);
+
/* make sure overflow events are dropped */
atomic_inc(&tctx->in_idle);
do {
diff --git a/fs/netfs/Kconfig b/fs/netfs/Kconfig
index 5781127..b4db210 100644
--- a/fs/netfs/Kconfig
+++ b/fs/netfs/Kconfig
@@ -1,7 +1,7 @@
# SPDX-License-Identifier: GPL-2.0-only
config NETFS_SUPPORT
- tristate "Support for network filesystem high-level I/O"
+ tristate
help
This option enables support for network filesystems, including
helpers for high-level buffered I/O, abstracting out read
diff --git a/fs/netfs/read_helper.c b/fs/netfs/read_helper.c
index 193841d..7256146 100644
--- a/fs/netfs/read_helper.c
+++ b/fs/netfs/read_helper.c
@@ -1068,7 +1068,7 @@ int netfs_write_begin(struct file *file, struct address_space *mapping,
DEFINE_READAHEAD(ractl, file, NULL, mapping, index);
retry:
- page = grab_cache_page_write_begin(mapping, index, 0);
+ page = grab_cache_page_write_begin(mapping, index, flags);
if (!page)
return -ENOMEM;
diff --git a/fs/nfs/filelayout/filelayout.c b/fs/nfs/filelayout/filelayout.c
index d158a50..d210385 100644
--- a/fs/nfs/filelayout/filelayout.c
+++ b/fs/nfs/filelayout/filelayout.c
@@ -718,7 +718,7 @@ filelayout_decode_layout(struct pnfs_layout_hdr *flo,
if (unlikely(!p))
goto out_err;
fl->fh_array[i]->size = be32_to_cpup(p++);
- if (sizeof(struct nfs_fh) < fl->fh_array[i]->size) {
+ if (fl->fh_array[i]->size > NFS_MAXFHSIZE) {
printk(KERN_ERR "NFS: Too big fh %d received %d\n",
i, fl->fh_array[i]->size);
goto out_err;
diff --git a/fs/nfs/namespace.c b/fs/nfs/namespace.c
index 93e60e9..bc0c698 100644
--- a/fs/nfs/namespace.c
+++ b/fs/nfs/namespace.c
@@ -362,7 +362,7 @@ static const struct kernel_param_ops param_ops_nfs_timeout = {
.set = param_set_nfs_timeout,
.get = param_get_nfs_timeout,
};
-#define param_check_nfs_timeout(name, p) __param_check(name, p, int);
+#define param_check_nfs_timeout(name, p) __param_check(name, p, int)
module_param(nfs_mountpoint_expiry_timeout, nfs_timeout, 0644);
MODULE_PARM_DESC(nfs_mountpoint_expiry_timeout,
diff --git a/fs/nfs/nfs4file.c b/fs/nfs/nfs4file.c
index 57b3821..a1e5c6b 100644
--- a/fs/nfs/nfs4file.c
+++ b/fs/nfs/nfs4file.c
@@ -211,7 +211,7 @@ static loff_t nfs4_file_llseek(struct file *filep, loff_t offset, int whence)
case SEEK_HOLE:
case SEEK_DATA:
ret = nfs42_proc_llseek(filep, offset, whence);
- if (ret != -ENOTSUPP)
+ if (ret != -EOPNOTSUPP)
return ret;
fallthrough;
default:
diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
index 87d04f2..0cd9658 100644
--- a/fs/nfs/nfs4proc.c
+++ b/fs/nfs/nfs4proc.c
@@ -1706,7 +1706,7 @@ static void nfs_set_open_stateid_locked(struct nfs4_state *state,
rcu_read_unlock();
trace_nfs4_open_stateid_update_wait(state->inode, stateid, 0);
- if (!signal_pending(current)) {
+ if (!fatal_signal_pending(current)) {
if (schedule_timeout(5*HZ) == 0)
status = -EAGAIN;
else
@@ -3487,7 +3487,7 @@ static bool nfs4_refresh_open_old_stateid(nfs4_stateid *dst,
write_sequnlock(&state->seqlock);
trace_nfs4_close_stateid_update_wait(state->inode, dst, 0);
- if (signal_pending(current))
+ if (fatal_signal_pending(current))
status = -EINTR;
else
if (schedule_timeout(5*HZ) != 0)
diff --git a/fs/nfs/pagelist.c b/fs/nfs/pagelist.c
index 6c20b28..cf9cc62 100644
--- a/fs/nfs/pagelist.c
+++ b/fs/nfs/pagelist.c
@@ -1094,15 +1094,16 @@ nfs_pageio_do_add_request(struct nfs_pageio_descriptor *desc,
struct nfs_page *prev = NULL;
unsigned int size;
- if (mirror->pg_count != 0) {
- prev = nfs_list_entry(mirror->pg_list.prev);
- } else {
+ if (list_empty(&mirror->pg_list)) {
if (desc->pg_ops->pg_init)
desc->pg_ops->pg_init(desc, req);
if (desc->pg_error < 0)
return 0;
mirror->pg_base = req->wb_pgbase;
- }
+ mirror->pg_count = 0;
+ mirror->pg_recoalesce = 0;
+ } else
+ prev = nfs_list_entry(mirror->pg_list.prev);
if (desc->pg_maxretrans && req->wb_nio > desc->pg_maxretrans) {
if (NFS_SERVER(desc->pg_inode)->flags & NFS_MOUNT_SOFTERR)
@@ -1127,18 +1128,13 @@ static void nfs_pageio_doio(struct nfs_pageio_descriptor *desc)
{
struct nfs_pgio_mirror *mirror = nfs_pgio_current_mirror(desc);
-
if (!list_empty(&mirror->pg_list)) {
int error = desc->pg_ops->pg_doio(desc);
if (error < 0)
desc->pg_error = error;
- else
+ if (list_empty(&mirror->pg_list))
mirror->pg_bytes_written += mirror->pg_count;
}
- if (list_empty(&mirror->pg_list)) {
- mirror->pg_count = 0;
- mirror->pg_base = 0;
- }
}
static void
@@ -1227,10 +1223,6 @@ static int nfs_do_recoalesce(struct nfs_pageio_descriptor *desc)
do {
list_splice_init(&mirror->pg_list, &head);
- mirror->pg_bytes_written -= mirror->pg_count;
- mirror->pg_count = 0;
- mirror->pg_base = 0;
- mirror->pg_recoalesce = 0;
while (!list_empty(&head)) {
struct nfs_page *req;
diff --git a/fs/nfs/pnfs.c b/fs/nfs/pnfs.c
index 03e0b34..2c01ee8 100644
--- a/fs/nfs/pnfs.c
+++ b/fs/nfs/pnfs.c
@@ -1317,6 +1317,11 @@ _pnfs_return_layout(struct inode *ino)
{
struct pnfs_layout_hdr *lo = NULL;
struct nfs_inode *nfsi = NFS_I(ino);
+ struct pnfs_layout_range range = {
+ .iomode = IOMODE_ANY,
+ .offset = 0,
+ .length = NFS4_MAX_UINT64,
+ };
LIST_HEAD(tmp_list);
const struct cred *cred;
nfs4_stateid stateid;
@@ -1344,16 +1349,10 @@ _pnfs_return_layout(struct inode *ino)
}
valid_layout = pnfs_layout_is_valid(lo);
pnfs_clear_layoutcommit(ino, &tmp_list);
- pnfs_mark_matching_lsegs_return(lo, &tmp_list, NULL, 0);
+ pnfs_mark_matching_lsegs_return(lo, &tmp_list, &range, 0);
- if (NFS_SERVER(ino)->pnfs_curr_ld->return_range) {
- struct pnfs_layout_range range = {
- .iomode = IOMODE_ANY,
- .offset = 0,
- .length = NFS4_MAX_UINT64,
- };
+ if (NFS_SERVER(ino)->pnfs_curr_ld->return_range)
NFS_SERVER(ino)->pnfs_curr_ld->return_range(lo, &range);
- }
/* Don't send a LAYOUTRETURN if list was initially empty */
if (!test_bit(NFS_LAYOUT_RETURN_REQUESTED, &lo->plh_flags) ||
@@ -2678,7 +2677,7 @@ EXPORT_SYMBOL_GPL(pnfs_generic_pg_check_range);
void
pnfs_generic_pg_init_read(struct nfs_pageio_descriptor *pgio, struct nfs_page *req)
{
- u64 rd_size = req->wb_bytes;
+ u64 rd_size;
pnfs_generic_pg_check_layout(pgio);
pnfs_generic_pg_check_range(pgio, req);
diff --git a/fs/nfs/super.c b/fs/nfs/super.c
index 19a212f..fe58525 100644
--- a/fs/nfs/super.c
+++ b/fs/nfs/super.c
@@ -1379,7 +1379,7 @@ static const struct kernel_param_ops param_ops_portnr = {
.set = param_set_portnr,
.get = param_get_uint,
};
-#define param_check_portnr(name, p) __param_check(name, p, unsigned int);
+#define param_check_portnr(name, p) __param_check(name, p, unsigned int)
module_param_named(callback_tcpport, nfs_callback_set_tcpport, portnr, 0644);
module_param_named(callback_nr_threads, nfs_callback_nr_threads, ushort, 0644);
diff --git a/fs/proc/base.c b/fs/proc/base.c
index 3851bfc..58bbf33 100644
--- a/fs/proc/base.c
+++ b/fs/proc/base.c
@@ -2703,6 +2703,10 @@ static ssize_t proc_pid_attr_write(struct file * file, const char __user * buf,
void *page;
int rv;
+ /* A task may only write when it was the opener. */
+ if (file->f_cred != current_real_cred())
+ return -EPERM;
+
rcu_read_lock();
task = pid_task(proc_pid(inode), PIDTYPE_PID);
if (!task) {
diff --git a/fs/xfs/libxfs/xfs_ag_resv.c b/fs/xfs/libxfs/xfs_ag_resv.c
index e32a1833..bbfea80 100644
--- a/fs/xfs/libxfs/xfs_ag_resv.c
+++ b/fs/xfs/libxfs/xfs_ag_resv.c
@@ -325,10 +325,22 @@ xfs_ag_resv_init(
error2 = xfs_alloc_pagf_init(mp, tp, pag->pag_agno, 0);
if (error2)
return error2;
- ASSERT(xfs_perag_resv(pag, XFS_AG_RESV_METADATA)->ar_reserved +
- xfs_perag_resv(pag, XFS_AG_RESV_RMAPBT)->ar_reserved <=
- pag->pagf_freeblks + pag->pagf_flcount);
+
+ /*
+ * If there isn't enough space in the AG to satisfy the
+ * reservation, let the caller know that there wasn't enough
+ * space. Callers are responsible for deciding what to do
+ * next, since (in theory) we can stumble along with
+ * insufficient reservation if data blocks are being freed to
+ * replenish the AG's free space.
+ */
+ if (!error &&
+ xfs_perag_resv(pag, XFS_AG_RESV_METADATA)->ar_reserved +
+ xfs_perag_resv(pag, XFS_AG_RESV_RMAPBT)->ar_reserved >
+ pag->pagf_freeblks + pag->pagf_flcount)
+ error = -ENOSPC;
}
+
return error;
}
diff --git a/fs/xfs/libxfs/xfs_bmap.c b/fs/xfs/libxfs/xfs_bmap.c
index 7e3b9b0..a3e0e6f 100644
--- a/fs/xfs/libxfs/xfs_bmap.c
+++ b/fs/xfs/libxfs/xfs_bmap.c
@@ -605,7 +605,6 @@ xfs_bmap_btree_to_extents(
ASSERT(cur);
ASSERT(whichfork != XFS_COW_FORK);
- ASSERT(!xfs_need_iread_extents(ifp));
ASSERT(ifp->if_format == XFS_DINODE_FMT_BTREE);
ASSERT(be16_to_cpu(rblock->bb_level) == 1);
ASSERT(be16_to_cpu(rblock->bb_numrecs) == 1);
@@ -5350,7 +5349,6 @@ __xfs_bunmapi(
xfs_fsblock_t sum;
xfs_filblks_t len = *rlen; /* length to unmap in file */
xfs_fileoff_t max_len;
- xfs_agnumber_t prev_agno = NULLAGNUMBER, agno;
xfs_fileoff_t end;
struct xfs_iext_cursor icur;
bool done = false;
@@ -5442,16 +5440,6 @@ __xfs_bunmapi(
del = got;
wasdel = isnullstartblock(del.br_startblock);
- /*
- * Make sure we don't touch multiple AGF headers out of order
- * in a single transaction, as that could cause AB-BA deadlocks.
- */
- if (!wasdel && !isrt) {
- agno = XFS_FSB_TO_AGNO(mp, del.br_startblock);
- if (prev_agno != NULLAGNUMBER && prev_agno > agno)
- break;
- prev_agno = agno;
- }
if (got.br_startoff < start) {
del.br_startoff = start;
del.br_blockcount -= start - got.br_startoff;
diff --git a/fs/xfs/libxfs/xfs_inode_buf.c b/fs/xfs/libxfs/xfs_inode_buf.c
index 5c9a744..f3254a4 100644
--- a/fs/xfs/libxfs/xfs_inode_buf.c
+++ b/fs/xfs/libxfs/xfs_inode_buf.c
@@ -559,8 +559,17 @@ xfs_dinode_calc_crc(
/*
* Validate di_extsize hint.
*
- * The rules are documented at xfs_ioctl_setattr_check_extsize().
- * These functions must be kept in sync with each other.
+ * 1. Extent size hint is only valid for directories and regular files.
+ * 2. FS_XFLAG_EXTSIZE is only valid for regular files.
+ * 3. FS_XFLAG_EXTSZINHERIT is only valid for directories.
+ * 4. Hint cannot be larger than MAXTEXTLEN.
+ * 5. Can be changed on directories at any time.
+ * 6. Hint value of 0 turns off hints, clears inode flags.
+ * 7. Extent size must be a multiple of the appropriate block size.
+ * For realtime files, this is the rt extent size.
+ * 8. For non-realtime files, the extent size hint must be limited
+ * to half the AG size to avoid alignment extending the extent beyond the
+ * limits of the AG.
*/
xfs_failaddr_t
xfs_inode_validate_extsize(
@@ -580,6 +589,28 @@ xfs_inode_validate_extsize(
inherit_flag = (flags & XFS_DIFLAG_EXTSZINHERIT);
extsize_bytes = XFS_FSB_TO_B(mp, extsize);
+ /*
+ * This comment describes a historic gap in this verifier function.
+ *
+ * On older kernels, the extent size hint verifier doesn't check that
+ * the extent size hint is an integer multiple of the realtime extent
+ * size on a directory with both RTINHERIT and EXTSZINHERIT flags set.
+ * The verifier has always enforced the alignment rule for regular
+ * files with the REALTIME flag set.
+ *
+ * If a directory with a misaligned extent size hint is allowed to
+ * propagate that hint into a new regular realtime file, the result
+ * is that the inode cluster buffer verifier will trigger a corruption
+ * shutdown the next time it is run.
+ *
+ * Unfortunately, there could be filesystems with these misconfigured
+ * directories in the wild, so we cannot add a check to this verifier
+ * at this time because that will result a new source of directory
+ * corruption errors when reading an existing filesystem. Instead, we
+ * permit the misconfiguration to pass through the verifiers so that
+ * callers of this function can correct and mitigate externally.
+ */
+
if (rt_flag)
blocksize_bytes = mp->m_sb.sb_rextsize << mp->m_sb.sb_blocklog;
else
@@ -616,8 +647,15 @@ xfs_inode_validate_extsize(
/*
* Validate di_cowextsize hint.
*
- * The rules are documented at xfs_ioctl_setattr_check_cowextsize().
- * These functions must be kept in sync with each other.
+ * 1. CoW extent size hint can only be set if reflink is enabled on the fs.
+ * The inode does not have to have any shared blocks, but it must be a v3.
+ * 2. FS_XFLAG_COWEXTSIZE is only valid for directories and regular files;
+ * for a directory, the hint is propagated to new files.
+ * 3. Can be changed on files & directories at any time.
+ * 4. Hint value of 0 turns off hints, clears inode flags.
+ * 5. Extent size must be a multiple of the appropriate block size.
+ * 6. The extent size hint must be limited to half the AG size to avoid
+ * alignment extending the extent beyond the limits of the AG.
*/
xfs_failaddr_t
xfs_inode_validate_cowextsize(
diff --git a/fs/xfs/libxfs/xfs_trans_inode.c b/fs/xfs/libxfs/xfs_trans_inode.c
index 78324e04..8d595a5 100644
--- a/fs/xfs/libxfs/xfs_trans_inode.c
+++ b/fs/xfs/libxfs/xfs_trans_inode.c
@@ -143,6 +143,23 @@ xfs_trans_log_inode(
}
/*
+ * Inode verifiers on older kernels don't check that the extent size
+ * hint is an integer multiple of the rt extent size on a directory
+ * with both rtinherit and extszinherit flags set. If we're logging a
+ * directory that is misconfigured in this way, clear the hint.
+ */
+ if ((ip->i_diflags & XFS_DIFLAG_RTINHERIT) &&
+ (ip->i_diflags & XFS_DIFLAG_EXTSZINHERIT) &&
+ (ip->i_extsize % ip->i_mount->m_sb.sb_rextsize) > 0) {
+ xfs_info_once(ip->i_mount,
+ "Correcting misaligned extent size hint in inode 0x%llx.", ip->i_ino);
+ ip->i_diflags &= ~(XFS_DIFLAG_EXTSIZE |
+ XFS_DIFLAG_EXTSZINHERIT);
+ ip->i_extsize = 0;
+ flags |= XFS_ILOG_CORE;
+ }
+
+ /*
* Record the specific change for fdatasync optimisation. This allows
* fdatasync to skip log forces for inodes that are only timestamp
* dirty.
diff --git a/fs/xfs/xfs_inode.c b/fs/xfs/xfs_inode.c
index 0369eb22..e4c2da4 100644
--- a/fs/xfs/xfs_inode.c
+++ b/fs/xfs/xfs_inode.c
@@ -690,6 +690,7 @@ xfs_inode_inherit_flags(
const struct xfs_inode *pip)
{
unsigned int di_flags = 0;
+ xfs_failaddr_t failaddr;
umode_t mode = VFS_I(ip)->i_mode;
if (S_ISDIR(mode)) {
@@ -729,6 +730,24 @@ xfs_inode_inherit_flags(
di_flags |= XFS_DIFLAG_FILESTREAM;
ip->i_diflags |= di_flags;
+
+ /*
+ * Inode verifiers on older kernels only check that the extent size
+ * hint is an integer multiple of the rt extent size on realtime files.
+ * They did not check the hint alignment on a directory with both
+ * rtinherit and extszinherit flags set. If the misaligned hint is
+ * propagated from a directory into a new realtime file, new file
+ * allocations will fail due to math errors in the rt allocator and/or
+ * trip the verifiers. Validate the hint settings in the new file so
+ * that we don't let broken hints propagate.
+ */
+ failaddr = xfs_inode_validate_extsize(ip->i_mount, ip->i_extsize,
+ VFS_I(ip)->i_mode, ip->i_diflags);
+ if (failaddr) {
+ ip->i_diflags &= ~(XFS_DIFLAG_EXTSIZE |
+ XFS_DIFLAG_EXTSZINHERIT);
+ ip->i_extsize = 0;
+ }
}
/* Propagate di_flags2 from a parent inode to a child inode. */
@@ -737,12 +756,22 @@ xfs_inode_inherit_flags2(
struct xfs_inode *ip,
const struct xfs_inode *pip)
{
+ xfs_failaddr_t failaddr;
+
if (pip->i_diflags2 & XFS_DIFLAG2_COWEXTSIZE) {
ip->i_diflags2 |= XFS_DIFLAG2_COWEXTSIZE;
ip->i_cowextsize = pip->i_cowextsize;
}
if (pip->i_diflags2 & XFS_DIFLAG2_DAX)
ip->i_diflags2 |= XFS_DIFLAG2_DAX;
+
+ /* Don't let invalid cowextsize hints propagate. */
+ failaddr = xfs_inode_validate_cowextsize(ip->i_mount, ip->i_cowextsize,
+ VFS_I(ip)->i_mode, ip->i_diflags, ip->i_diflags2);
+ if (failaddr) {
+ ip->i_diflags2 &= ~XFS_DIFLAG2_COWEXTSIZE;
+ ip->i_cowextsize = 0;
+ }
}
/*
diff --git a/fs/xfs/xfs_ioctl.c b/fs/xfs/xfs_ioctl.c
index 3925bfc..1fe4c1f 100644
--- a/fs/xfs/xfs_ioctl.c
+++ b/fs/xfs/xfs_ioctl.c
@@ -1267,20 +1267,8 @@ xfs_ioctl_setattr_get_trans(
}
/*
- * extent size hint validation is somewhat cumbersome. Rules are:
- *
- * 1. extent size hint is only valid for directories and regular files
- * 2. FS_XFLAG_EXTSIZE is only valid for regular files
- * 3. FS_XFLAG_EXTSZINHERIT is only valid for directories.
- * 4. can only be changed on regular files if no extents are allocated
- * 5. can be changed on directories at any time
- * 6. extsize hint of 0 turns off hints, clears inode flags.
- * 7. Extent size must be a multiple of the appropriate block size.
- * 8. for non-realtime files, the extent size hint must be limited
- * to half the AG size to avoid alignment extending the extent beyond the
- * limits of the AG.
- *
- * Please keep this function in sync with xfs_scrub_inode_extsize.
+ * Validate a proposed extent size hint. For regular files, the hint can only
+ * be changed if no extents are allocated.
*/
static int
xfs_ioctl_setattr_check_extsize(
@@ -1288,86 +1276,65 @@ xfs_ioctl_setattr_check_extsize(
struct fileattr *fa)
{
struct xfs_mount *mp = ip->i_mount;
- xfs_extlen_t size;
- xfs_fsblock_t extsize_fsb;
+ xfs_failaddr_t failaddr;
+ uint16_t new_diflags;
if (!fa->fsx_valid)
return 0;
if (S_ISREG(VFS_I(ip)->i_mode) && ip->i_df.if_nextents &&
- ((ip->i_extsize << mp->m_sb.sb_blocklog) != fa->fsx_extsize))
+ XFS_FSB_TO_B(mp, ip->i_extsize) != fa->fsx_extsize)
return -EINVAL;
- if (fa->fsx_extsize == 0)
- return 0;
-
- extsize_fsb = XFS_B_TO_FSB(mp, fa->fsx_extsize);
- if (extsize_fsb > MAXEXTLEN)
+ if (fa->fsx_extsize & mp->m_blockmask)
return -EINVAL;
- if (XFS_IS_REALTIME_INODE(ip) ||
- (fa->fsx_xflags & FS_XFLAG_REALTIME)) {
- size = mp->m_sb.sb_rextsize << mp->m_sb.sb_blocklog;
- } else {
- size = mp->m_sb.sb_blocksize;
- if (extsize_fsb > mp->m_sb.sb_agblocks / 2)
+ new_diflags = xfs_flags2diflags(ip, fa->fsx_xflags);
+
+ /*
+ * Inode verifiers on older kernels don't check that the extent size
+ * hint is an integer multiple of the rt extent size on a directory
+ * with both rtinherit and extszinherit flags set. Don't let sysadmins
+ * misconfigure directories.
+ */
+ if ((new_diflags & XFS_DIFLAG_RTINHERIT) &&
+ (new_diflags & XFS_DIFLAG_EXTSZINHERIT)) {
+ unsigned int rtextsize_bytes;
+
+ rtextsize_bytes = XFS_FSB_TO_B(mp, mp->m_sb.sb_rextsize);
+ if (fa->fsx_extsize % rtextsize_bytes)
return -EINVAL;
}
- if (fa->fsx_extsize % size)
- return -EINVAL;
-
- return 0;
+ failaddr = xfs_inode_validate_extsize(ip->i_mount,
+ XFS_B_TO_FSB(mp, fa->fsx_extsize),
+ VFS_I(ip)->i_mode, new_diflags);
+ return failaddr != NULL ? -EINVAL : 0;
}
-/*
- * CoW extent size hint validation rules are:
- *
- * 1. CoW extent size hint can only be set if reflink is enabled on the fs.
- * The inode does not have to have any shared blocks, but it must be a v3.
- * 2. FS_XFLAG_COWEXTSIZE is only valid for directories and regular files;
- * for a directory, the hint is propagated to new files.
- * 3. Can be changed on files & directories at any time.
- * 4. CoW extsize hint of 0 turns off hints, clears inode flags.
- * 5. Extent size must be a multiple of the appropriate block size.
- * 6. The extent size hint must be limited to half the AG size to avoid
- * alignment extending the extent beyond the limits of the AG.
- *
- * Please keep this function in sync with xfs_scrub_inode_cowextsize.
- */
static int
xfs_ioctl_setattr_check_cowextsize(
struct xfs_inode *ip,
struct fileattr *fa)
{
struct xfs_mount *mp = ip->i_mount;
- xfs_extlen_t size;
- xfs_fsblock_t cowextsize_fsb;
+ xfs_failaddr_t failaddr;
+ uint64_t new_diflags2;
+ uint16_t new_diflags;
if (!fa->fsx_valid)
return 0;
- if (!(fa->fsx_xflags & FS_XFLAG_COWEXTSIZE))
- return 0;
-
- if (!xfs_sb_version_hasreflink(&ip->i_mount->m_sb))
+ if (fa->fsx_cowextsize & mp->m_blockmask)
return -EINVAL;
- if (fa->fsx_cowextsize == 0)
- return 0;
+ new_diflags = xfs_flags2diflags(ip, fa->fsx_xflags);
+ new_diflags2 = xfs_flags2diflags2(ip, fa->fsx_xflags);
- cowextsize_fsb = XFS_B_TO_FSB(mp, fa->fsx_cowextsize);
- if (cowextsize_fsb > MAXEXTLEN)
- return -EINVAL;
-
- size = mp->m_sb.sb_blocksize;
- if (cowextsize_fsb > mp->m_sb.sb_agblocks / 2)
- return -EINVAL;
-
- if (fa->fsx_cowextsize % size)
- return -EINVAL;
-
- return 0;
+ failaddr = xfs_inode_validate_cowextsize(ip->i_mount,
+ XFS_B_TO_FSB(mp, fa->fsx_cowextsize),
+ VFS_I(ip)->i_mode, new_diflags, new_diflags2);
+ return failaddr != NULL ? -EINVAL : 0;
}
static int
diff --git a/fs/xfs/xfs_message.h b/fs/xfs/xfs_message.h
index 3c392b1..7ec1a92 100644
--- a/fs/xfs/xfs_message.h
+++ b/fs/xfs/xfs_message.h
@@ -73,6 +73,8 @@ do { \
xfs_printk_once(xfs_warn, dev, fmt, ##__VA_ARGS__)
#define xfs_notice_once(dev, fmt, ...) \
xfs_printk_once(xfs_notice, dev, fmt, ##__VA_ARGS__)
+#define xfs_info_once(dev, fmt, ...) \
+ xfs_printk_once(xfs_info, dev, fmt, ##__VA_ARGS__)
void assfail(struct xfs_mount *mp, char *expr, char *f, int l);
void asswarn(struct xfs_mount *mp, char *expr, char *f, int l);
diff --git a/include/linux/cgroup-defs.h b/include/linux/cgroup-defs.h
index 559ee05..fb8f6d2 100644
--- a/include/linux/cgroup-defs.h
+++ b/include/linux/cgroup-defs.h
@@ -232,7 +232,7 @@ struct css_set {
struct list_head task_iters;
/*
- * On the default hierarhcy, ->subsys[ssid] may point to a css
+ * On the default hierarchy, ->subsys[ssid] may point to a css
* attached to an ancestor instead of the cgroup this css_set is
* associated with. The following node is anchored at
* ->subsys[ssid]->cgroup->e_csets[ssid] and provides a way to
@@ -668,7 +668,7 @@ struct cgroup_subsys {
*/
bool threaded:1;
- /* the following two fields are initialized automtically during boot */
+ /* the following two fields are initialized automatically during boot */
int id;
const char *name;
@@ -757,7 +757,7 @@ static inline void cgroup_threadgroup_change_end(struct task_struct *tsk) {}
* sock_cgroup_data overloads (prioidx, classid) and the cgroup pointer.
* On boot, sock_cgroup_data records the cgroup that the sock was created
* in so that cgroup2 matches can be made; however, once either net_prio or
- * net_cls starts being used, the area is overriden to carry prioidx and/or
+ * net_cls starts being used, the area is overridden to carry prioidx and/or
* classid. The two modes are distinguished by whether the lowest bit is
* set. Clear bit indicates cgroup pointer while set bit prioidx and
* classid.
diff --git a/include/linux/cgroup.h b/include/linux/cgroup.h
index 4f2f79d..6bc9c76 100644
--- a/include/linux/cgroup.h
+++ b/include/linux/cgroup.h
@@ -32,7 +32,7 @@ struct kernel_clone_args;
#ifdef CONFIG_CGROUPS
/*
- * All weight knobs on the default hierarhcy should use the following min,
+ * All weight knobs on the default hierarchy should use the following min,
* default and max values. The default value is the logarithmic center of
* MIN and MAX and allows 100x to be expressed in both directions.
*/
diff --git a/include/linux/device.h b/include/linux/device.h
index 38a2071..f1a0004 100644
--- a/include/linux/device.h
+++ b/include/linux/device.h
@@ -570,7 +570,7 @@ struct device {
* @flags: Link flags.
* @rpm_active: Whether or not the consumer device is runtime-PM-active.
* @kref: Count repeated addition of the same link.
- * @rcu_head: An RCU head to use for deferred execution of SRCU callbacks.
+ * @rm_work: Work structure used for removing the link.
* @supplier_preactivated: Supplier has been made active before consumer probe.
*/
struct device_link {
@@ -583,9 +583,7 @@ struct device_link {
u32 flags;
refcount_t rpm_active;
struct kref kref;
-#ifdef CONFIG_SRCU
- struct rcu_head rcu_head;
-#endif
+ struct work_struct rm_work;
bool supplier_preactivated; /* Owned by consumer probe. */
};
diff --git a/include/linux/init.h b/include/linux/init.h
index 045ad16..d82b4b2e 100644
--- a/include/linux/init.h
+++ b/include/linux/init.h
@@ -242,7 +242,8 @@ extern bool initcall_debug;
asm(".section \"" __sec "\", \"a\" \n" \
__stringify(__name) ": \n" \
".long " __stringify(__stub) " - . \n" \
- ".previous \n");
+ ".previous \n"); \
+ static_assert(__same_type(initcall_t, &fn));
#else
#define ____define_initcall(fn, __unused, __name, __sec) \
static initcall_t __name __used \
diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h
index 2f34487..76102ef 100644
--- a/include/linux/kvm_host.h
+++ b/include/linux/kvm_host.h
@@ -10,6 +10,7 @@
#include <linux/spinlock.h>
#include <linux/signal.h>
#include <linux/sched.h>
+#include <linux/sched/stat.h>
#include <linux/bug.h>
#include <linux/minmax.h>
#include <linux/mm.h>
@@ -146,7 +147,7 @@ static inline bool is_error_page(struct page *page)
*/
#define KVM_REQ_TLB_FLUSH (0 | KVM_REQUEST_WAIT | KVM_REQUEST_NO_WAKEUP)
#define KVM_REQ_MMU_RELOAD (1 | KVM_REQUEST_WAIT | KVM_REQUEST_NO_WAKEUP)
-#define KVM_REQ_PENDING_TIMER 2
+#define KVM_REQ_UNBLOCK 2
#define KVM_REQ_UNHALT 3
#define KVM_REQUEST_ARCH_BASE 8
@@ -265,6 +266,11 @@ static inline bool kvm_vcpu_mapped(struct kvm_host_map *map)
return !!map->hva;
}
+static inline bool kvm_vcpu_can_poll(ktime_t cur, ktime_t stop)
+{
+ return single_task_running() && !need_resched() && ktime_before(cur, stop);
+}
+
/*
* Sometimes a large or cross-page mmio needs to be broken up into separate
* exits for userspace servicing.
diff --git a/include/linux/mlx5/driver.h b/include/linux/mlx5/driver.h
index f8e8d7e..020a8f7 100644
--- a/include/linux/mlx5/driver.h
+++ b/include/linux/mlx5/driver.h
@@ -703,6 +703,27 @@ struct mlx5_hv_vhca;
#define MLX5_LOG_SW_ICM_BLOCK_SIZE(dev) (MLX5_CAP_DEV_MEM(dev, log_sw_icm_alloc_granularity))
#define MLX5_SW_ICM_BLOCK_SIZE(dev) (1 << MLX5_LOG_SW_ICM_BLOCK_SIZE(dev))
+enum {
+ MLX5_PROF_MASK_QP_SIZE = (u64)1 << 0,
+ MLX5_PROF_MASK_MR_CACHE = (u64)1 << 1,
+};
+
+enum {
+ MR_CACHE_LAST_STD_ENTRY = 20,
+ MLX5_IMR_MTT_CACHE_ENTRY,
+ MLX5_IMR_KSM_CACHE_ENTRY,
+ MAX_MR_CACHE_ENTRIES
+};
+
+struct mlx5_profile {
+ u64 mask;
+ u8 log_max_qp;
+ struct {
+ int size;
+ int limit;
+ } mr_cache[MAX_MR_CACHE_ENTRIES];
+};
+
struct mlx5_core_dev {
struct device *device;
enum mlx5_coredev_type coredev_type;
@@ -731,7 +752,7 @@ struct mlx5_core_dev {
struct mutex intf_state_mutex;
unsigned long intf_state;
struct mlx5_priv priv;
- struct mlx5_profile *profile;
+ struct mlx5_profile profile;
u32 issi;
struct mlx5e_resources mlx5e_res;
struct mlx5_dm *dm;
@@ -1083,18 +1104,6 @@ static inline u8 mlx5_mkey_variant(u32 mkey)
return mkey & 0xff;
}
-enum {
- MLX5_PROF_MASK_QP_SIZE = (u64)1 << 0,
- MLX5_PROF_MASK_MR_CACHE = (u64)1 << 1,
-};
-
-enum {
- MR_CACHE_LAST_STD_ENTRY = 20,
- MLX5_IMR_MTT_CACHE_ENTRY,
- MLX5_IMR_KSM_CACHE_ENTRY,
- MAX_MR_CACHE_ENTRIES
-};
-
/* Async-atomic event notifier used by mlx5 core to forward FW
* evetns recived from event queue to mlx5 consumers.
* Optimise event queue dipatching.
@@ -1148,15 +1157,6 @@ int mlx5_rdma_rn_get_params(struct mlx5_core_dev *mdev,
struct ib_device *device,
struct rdma_netdev_alloc_params *params);
-struct mlx5_profile {
- u64 mask;
- u8 log_max_qp;
- struct {
- int size;
- int limit;
- } mr_cache[MAX_MR_CACHE_ENTRIES];
-};
-
enum {
MLX5_PCI_DEV_IS_VF = 1 << 0,
};
diff --git a/include/linux/mlx5/mpfs.h b/include/linux/mlx5/mpfs.h
new file mode 100644
index 0000000..bf700c8
--- /dev/null
+++ b/include/linux/mlx5/mpfs.h
@@ -0,0 +1,18 @@
+/* SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB
+ * Copyright (c) 2021 Mellanox Technologies Ltd.
+ */
+
+#ifndef _MLX5_MPFS_
+#define _MLX5_MPFS_
+
+struct mlx5_core_dev;
+
+#ifdef CONFIG_MLX5_MPFS
+int mlx5_mpfs_add_mac(struct mlx5_core_dev *dev, u8 *mac);
+int mlx5_mpfs_del_mac(struct mlx5_core_dev *dev, u8 *mac);
+#else /* #ifndef CONFIG_MLX5_MPFS */
+static inline int mlx5_mpfs_add_mac(struct mlx5_core_dev *dev, u8 *mac) { return 0; }
+static inline int mlx5_mpfs_del_mac(struct mlx5_core_dev *dev, u8 *mac) { return 0; }
+#endif
+
+#endif
diff --git a/include/linux/phy.h b/include/linux/phy.h
index 60d2b26..852743f 100644
--- a/include/linux/phy.h
+++ b/include/linux/phy.h
@@ -496,6 +496,11 @@ struct macsec_ops;
* @mac_managed_pm: Set true if MAC driver takes of suspending/resuming PHY
* @state: State of the PHY for management purposes
* @dev_flags: Device-specific flags used by the PHY driver.
+ * Bits [15:0] are free to use by the PHY driver to communicate
+ * driver specific behavior.
+ * Bits [23:16] are currently reserved for future use.
+ * Bits [31:24] are reserved for defining generic
+ * PHY driver behavior.
* @irq: IRQ number of the PHY's interrupt (-1 if none)
* @phy_timer: The timer for handling the state machine
* @phylink: Pointer to phylink instance for this PHY
diff --git a/include/linux/spi/spi.h b/include/linux/spi/spi.h
index 360a3bc..74239d6 100644
--- a/include/linux/spi/spi.h
+++ b/include/linux/spi/spi.h
@@ -644,8 +644,8 @@ struct spi_controller {
int *cs_gpios;
struct gpio_desc **cs_gpiods;
bool use_gpio_descriptors;
- u8 unused_native_cs;
- u8 max_native_cs;
+ s8 unused_native_cs;
+ s8 max_native_cs;
/* statistics */
struct spi_statistics statistics;
diff --git a/include/linux/sunrpc/xprt.h b/include/linux/sunrpc/xprt.h
index d81fe8b..61b622e 100644
--- a/include/linux/sunrpc/xprt.h
+++ b/include/linux/sunrpc/xprt.h
@@ -368,6 +368,8 @@ struct rpc_xprt * xprt_alloc(struct net *net, size_t size,
unsigned int num_prealloc,
unsigned int max_req);
void xprt_free(struct rpc_xprt *);
+void xprt_add_backlog(struct rpc_xprt *xprt, struct rpc_task *task);
+bool xprt_wake_up_backlog(struct rpc_xprt *xprt, struct rpc_rqst *req);
static inline int
xprt_enable_swap(struct rpc_xprt *xprt)
diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h
index 5224f88..58c2cd4 100644
--- a/include/net/cfg80211.h
+++ b/include/net/cfg80211.h
@@ -5760,7 +5760,7 @@ unsigned int ieee80211_get_mesh_hdrlen(struct ieee80211s_hdr *meshhdr);
*/
int ieee80211_data_to_8023_exthdr(struct sk_buff *skb, struct ethhdr *ehdr,
const u8 *addr, enum nl80211_iftype iftype,
- u8 data_offset);
+ u8 data_offset, bool is_amsdu);
/**
* ieee80211_data_to_8023 - convert an 802.11 data frame to 802.3
@@ -5772,7 +5772,7 @@ int ieee80211_data_to_8023_exthdr(struct sk_buff *skb, struct ethhdr *ehdr,
static inline int ieee80211_data_to_8023(struct sk_buff *skb, const u8 *addr,
enum nl80211_iftype iftype)
{
- return ieee80211_data_to_8023_exthdr(skb, NULL, addr, iftype, 0);
+ return ieee80211_data_to_8023_exthdr(skb, NULL, addr, iftype, 0, false);
}
/**
diff --git a/include/net/netfilter/nf_flow_table.h b/include/net/netfilter/nf_flow_table.h
index 51d8eb9..48ef746 100644
--- a/include/net/netfilter/nf_flow_table.h
+++ b/include/net/netfilter/nf_flow_table.h
@@ -157,7 +157,6 @@ enum nf_flow_flags {
NF_FLOW_HW,
NF_FLOW_HW_DYING,
NF_FLOW_HW_DEAD,
- NF_FLOW_HW_REFRESH,
NF_FLOW_HW_PENDING,
};
diff --git a/include/net/nfc/nci_core.h b/include/net/nfc/nci_core.h
index bd76e8e..1df0f80 100644
--- a/include/net/nfc/nci_core.h
+++ b/include/net/nfc/nci_core.h
@@ -298,6 +298,7 @@ int nci_nfcc_loopback(struct nci_dev *ndev, void *data, size_t data_len,
struct sk_buff **resp);
struct nci_hci_dev *nci_hci_allocate(struct nci_dev *ndev);
+void nci_hci_deallocate(struct nci_dev *ndev);
int nci_hci_send_event(struct nci_dev *ndev, u8 gate, u8 event,
const u8 *param, size_t param_len);
int nci_hci_send_cmd(struct nci_dev *ndev, u8 gate,
diff --git a/include/net/pkt_cls.h b/include/net/pkt_cls.h
index 255e4f4..ec78239 100644
--- a/include/net/pkt_cls.h
+++ b/include/net/pkt_cls.h
@@ -709,6 +709,17 @@ tc_cls_common_offload_init(struct flow_cls_common_offload *cls_common,
cls_common->extack = extack;
}
+#if IS_ENABLED(CONFIG_NET_TC_SKB_EXT)
+static inline struct tc_skb_ext *tc_skb_ext_alloc(struct sk_buff *skb)
+{
+ struct tc_skb_ext *tc_skb_ext = skb_ext_add(skb, TC_SKB_EXT);
+
+ if (tc_skb_ext)
+ memset(tc_skb_ext, 0, sizeof(*tc_skb_ext));
+ return tc_skb_ext;
+}
+#endif
+
enum tc_matchall_command {
TC_CLSMATCHALL_REPLACE,
TC_CLSMATCHALL_DESTROY,
diff --git a/include/net/pkt_sched.h b/include/net/pkt_sched.h
index f5c1bee..6d7b12c 100644
--- a/include/net/pkt_sched.h
+++ b/include/net/pkt_sched.h
@@ -128,12 +128,7 @@ void __qdisc_run(struct Qdisc *q);
static inline void qdisc_run(struct Qdisc *q)
{
if (qdisc_run_begin(q)) {
- /* NOLOCK qdisc must check 'state' under the qdisc seqlock
- * to avoid racing with dev_qdisc_reset()
- */
- if (!(q->flags & TCQ_F_NOLOCK) ||
- likely(!test_bit(__QDISC_STATE_DEACTIVATED, &q->state)))
- __qdisc_run(q);
+ __qdisc_run(q);
qdisc_run_end(q);
}
}
diff --git a/include/net/sch_generic.h b/include/net/sch_generic.h
index f7a6e14..1e625519 100644
--- a/include/net/sch_generic.h
+++ b/include/net/sch_generic.h
@@ -36,6 +36,7 @@ struct qdisc_rate_table {
enum qdisc_state_t {
__QDISC_STATE_SCHED,
__QDISC_STATE_DEACTIVATED,
+ __QDISC_STATE_MISSED,
};
struct qdisc_size_table {
@@ -159,8 +160,33 @@ static inline bool qdisc_is_empty(const struct Qdisc *qdisc)
static inline bool qdisc_run_begin(struct Qdisc *qdisc)
{
if (qdisc->flags & TCQ_F_NOLOCK) {
+ if (spin_trylock(&qdisc->seqlock))
+ goto nolock_empty;
+
+ /* If the MISSED flag is set, it means other thread has
+ * set the MISSED flag before second spin_trylock(), so
+ * we can return false here to avoid multi cpus doing
+ * the set_bit() and second spin_trylock() concurrently.
+ */
+ if (test_bit(__QDISC_STATE_MISSED, &qdisc->state))
+ return false;
+
+ /* Set the MISSED flag before the second spin_trylock(),
+ * if the second spin_trylock() return false, it means
+ * other cpu holding the lock will do dequeuing for us
+ * or it will see the MISSED flag set after releasing
+ * lock and reschedule the net_tx_action() to do the
+ * dequeuing.
+ */
+ set_bit(__QDISC_STATE_MISSED, &qdisc->state);
+
+ /* Retry again in case other CPU may not see the new flag
+ * after it releases the lock at the end of qdisc_run_end().
+ */
if (!spin_trylock(&qdisc->seqlock))
return false;
+
+nolock_empty:
WRITE_ONCE(qdisc->empty, false);
} else if (qdisc_is_running(qdisc)) {
return false;
@@ -176,8 +202,15 @@ static inline bool qdisc_run_begin(struct Qdisc *qdisc)
static inline void qdisc_run_end(struct Qdisc *qdisc)
{
write_seqcount_end(&qdisc->running);
- if (qdisc->flags & TCQ_F_NOLOCK)
+ if (qdisc->flags & TCQ_F_NOLOCK) {
spin_unlock(&qdisc->seqlock);
+
+ if (unlikely(test_bit(__QDISC_STATE_MISSED,
+ &qdisc->state))) {
+ clear_bit(__QDISC_STATE_MISSED, &qdisc->state);
+ __netif_schedule(qdisc);
+ }
+ }
}
static inline bool qdisc_may_bulk(const struct Qdisc *qdisc)
diff --git a/include/net/sock.h b/include/net/sock.h
index 42bc5e1..0e962d8 100644
--- a/include/net/sock.h
+++ b/include/net/sock.h
@@ -2231,13 +2231,15 @@ static inline void skb_set_owner_r(struct sk_buff *skb, struct sock *sk)
sk_mem_charge(sk, skb->truesize);
}
-static inline void skb_set_owner_sk_safe(struct sk_buff *skb, struct sock *sk)
+static inline __must_check bool skb_set_owner_sk_safe(struct sk_buff *skb, struct sock *sk)
{
if (sk && refcount_inc_not_zero(&sk->sk_refcnt)) {
skb_orphan(skb);
skb->destructor = sock_efree;
skb->sk = sk;
+ return true;
}
+ return false;
}
void sk_reset_timer(struct sock *sk, struct timer_list *timer,
diff --git a/include/sound/soc-dai.h b/include/sound/soc-dai.h
index 1358a0c..0bc29c4 100644
--- a/include/sound/soc-dai.h
+++ b/include/sound/soc-dai.h
@@ -81,7 +81,7 @@ struct snd_compr_stream;
#define SND_SOC_DAIFMT_CBP_CFP (1 << 12) /* codec clk provider & frame provider */
#define SND_SOC_DAIFMT_CBC_CFP (2 << 12) /* codec clk consumer & frame provider */
#define SND_SOC_DAIFMT_CBP_CFC (3 << 12) /* codec clk provider & frame consumer */
-#define SND_SOC_DAIFMT_CBC_CFC (4 << 12) /* codec clk consumer & frame follower */
+#define SND_SOC_DAIFMT_CBC_CFC (4 << 12) /* codec clk consumer & frame consumer */
/* previous definitions kept for backwards-compatibility, do not use in new contributions */
#define SND_SOC_DAIFMT_CBM_CFM SND_SOC_DAIFMT_CBP_CFP
diff --git a/include/uapi/linux/kvm.h b/include/uapi/linux/kvm.h
index 3fd9a7e..79d9c44 100644
--- a/include/uapi/linux/kvm.h
+++ b/include/uapi/linux/kvm.h
@@ -8,6 +8,7 @@
* Note: you must update KVM_API_VERSION if you change this interface.
*/
+#include <linux/const.h>
#include <linux/types.h>
#include <linux/compiler.h>
#include <linux/ioctl.h>
@@ -1879,8 +1880,8 @@ struct kvm_hyperv_eventfd {
* conversion after harvesting an entry. Also, it must not skip any
* dirty bits, so that dirty bits are always harvested in sequence.
*/
-#define KVM_DIRTY_GFN_F_DIRTY BIT(0)
-#define KVM_DIRTY_GFN_F_RESET BIT(1)
+#define KVM_DIRTY_GFN_F_DIRTY _BITUL(0)
+#define KVM_DIRTY_GFN_F_RESET _BITUL(1)
#define KVM_DIRTY_GFN_F_MASK 0x3
/*
diff --git a/init/Kconfig b/init/Kconfig
index 1ea12c6..a61c920 100644
--- a/init/Kconfig
+++ b/init/Kconfig
@@ -442,6 +442,7 @@
source "kernel/irq/Kconfig"
source "kernel/time/Kconfig"
+source "kernel/bpf/Kconfig"
source "kernel/Kconfig.preempt"
menu "CPU/Task time and stats accounting"
@@ -1713,46 +1714,6 @@
# syscall, maps, verifier
-config BPF_LSM
- bool "LSM Instrumentation with BPF"
- depends on BPF_EVENTS
- depends on BPF_SYSCALL
- depends on SECURITY
- depends on BPF_JIT
- help
- Enables instrumentation of the security hooks with eBPF programs for
- implementing dynamic MAC and Audit Policies.
-
- If you are unsure how to answer this question, answer N.
-
-config BPF_SYSCALL
- bool "Enable bpf() system call"
- select BPF
- select IRQ_WORK
- select TASKS_TRACE_RCU
- select BINARY_PRINTF
- select NET_SOCK_MSG if INET
- default n
- help
- Enable the bpf() system call that allows to manipulate eBPF
- programs and maps via file descriptors.
-
-config ARCH_WANT_DEFAULT_BPF_JIT
- bool
-
-config BPF_JIT_ALWAYS_ON
- bool "Permanently enable BPF JIT and remove BPF interpreter"
- depends on BPF_SYSCALL && HAVE_EBPF_JIT && BPF_JIT
- help
- Enables BPF JIT and removes BPF interpreter to avoid
- speculative execution of BPF instructions by the interpreter
-
-config BPF_JIT_DEFAULT_ON
- def_bool ARCH_WANT_DEFAULT_BPF_JIT || BPF_JIT_ALWAYS_ON
- depends on HAVE_EBPF_JIT && BPF_JIT
-
-source "kernel/bpf/preload/Kconfig"
-
config USERFAULTFD
bool "Enable userfaultfd() system call"
depends on MMU
diff --git a/kernel/bpf/Kconfig b/kernel/bpf/Kconfig
new file mode 100644
index 0000000..bd04f4a
--- /dev/null
+++ b/kernel/bpf/Kconfig
@@ -0,0 +1,89 @@
+# SPDX-License-Identifier: GPL-2.0-only
+
+# BPF interpreter that, for example, classic socket filters depend on.
+config BPF
+ bool
+
+# Used by archs to tell that they support BPF JIT compiler plus which
+# flavour. Only one of the two can be selected for a specific arch since
+# eBPF JIT supersedes the cBPF JIT.
+
+# Classic BPF JIT (cBPF)
+config HAVE_CBPF_JIT
+ bool
+
+# Extended BPF JIT (eBPF)
+config HAVE_EBPF_JIT
+ bool
+
+# Used by archs to tell that they want the BPF JIT compiler enabled by
+# default for kernels that were compiled with BPF JIT support.
+config ARCH_WANT_DEFAULT_BPF_JIT
+ bool
+
+menu "BPF subsystem"
+
+config BPF_SYSCALL
+ bool "Enable bpf() system call"
+ select BPF
+ select IRQ_WORK
+ select TASKS_TRACE_RCU
+ select BINARY_PRINTF
+ select NET_SOCK_MSG if INET
+ default n
+ help
+ Enable the bpf() system call that allows to manipulate BPF programs
+ and maps via file descriptors.
+
+config BPF_JIT
+ bool "Enable BPF Just In Time compiler"
+ depends on BPF
+ depends on HAVE_CBPF_JIT || HAVE_EBPF_JIT
+ depends on MODULES
+ help
+ BPF programs are normally handled by a BPF interpreter. This option
+ allows the kernel to generate native code when a program is loaded
+ into the kernel. This will significantly speed-up processing of BPF
+ programs.
+
+ Note, an admin should enable this feature changing:
+ /proc/sys/net/core/bpf_jit_enable
+ /proc/sys/net/core/bpf_jit_harden (optional)
+ /proc/sys/net/core/bpf_jit_kallsyms (optional)
+
+config BPF_JIT_ALWAYS_ON
+ bool "Permanently enable BPF JIT and remove BPF interpreter"
+ depends on BPF_SYSCALL && HAVE_EBPF_JIT && BPF_JIT
+ help
+ Enables BPF JIT and removes BPF interpreter to avoid speculative
+ execution of BPF instructions by the interpreter.
+
+config BPF_JIT_DEFAULT_ON
+ def_bool ARCH_WANT_DEFAULT_BPF_JIT || BPF_JIT_ALWAYS_ON
+ depends on HAVE_EBPF_JIT && BPF_JIT
+
+config BPF_UNPRIV_DEFAULT_OFF
+ bool "Disable unprivileged BPF by default"
+ depends on BPF_SYSCALL
+ help
+ Disables unprivileged BPF by default by setting the corresponding
+ /proc/sys/kernel/unprivileged_bpf_disabled knob to 2. An admin can
+ still reenable it by setting it to 0 later on, or permanently
+ disable it by setting it to 1 (from which no other transition to
+ 0 is possible anymore).
+
+source "kernel/bpf/preload/Kconfig"
+
+config BPF_LSM
+ bool "Enable BPF LSM Instrumentation"
+ depends on BPF_EVENTS
+ depends on BPF_SYSCALL
+ depends on SECURITY
+ depends on BPF_JIT
+ help
+ Enables instrumentation of the security hooks with BPF programs for
+ implementing dynamic MAC and Audit Policies.
+
+ If you are unsure how to answer this question, answer N.
+
+endmenu # "BPF subsystem"
diff --git a/kernel/bpf/bpf_lsm.c b/kernel/bpf/bpf_lsm.c
index 5efb2b2..da471bf 100644
--- a/kernel/bpf/bpf_lsm.c
+++ b/kernel/bpf/bpf_lsm.c
@@ -107,10 +107,12 @@ bpf_lsm_func_proto(enum bpf_func_id func_id, const struct bpf_prog *prog)
return &bpf_inode_storage_get_proto;
case BPF_FUNC_inode_storage_delete:
return &bpf_inode_storage_delete_proto;
+#ifdef CONFIG_NET
case BPF_FUNC_sk_storage_get:
return &bpf_sk_storage_get_proto;
case BPF_FUNC_sk_storage_delete:
return &bpf_sk_storage_delete_proto;
+#endif /* CONFIG_NET */
case BPF_FUNC_spin_lock:
return &bpf_spin_lock_proto;
case BPF_FUNC_spin_unlock:
diff --git a/kernel/bpf/btf.c b/kernel/bpf/btf.c
index 0600ed3..f982a9f0 100644
--- a/kernel/bpf/btf.c
+++ b/kernel/bpf/btf.c
@@ -5206,6 +5206,12 @@ int btf_distill_func_proto(struct bpf_verifier_log *log,
m->ret_size = ret;
for (i = 0; i < nargs; i++) {
+ if (i == nargs - 1 && args[i].type == 0) {
+ bpf_log(log,
+ "The function %s with variable args is unsupported.\n",
+ tname);
+ return -EINVAL;
+ }
ret = __get_type_size(btf, args[i].type, &t);
if (ret < 0) {
bpf_log(log,
@@ -5213,6 +5219,12 @@ int btf_distill_func_proto(struct bpf_verifier_log *log,
tname, i, btf_kind_str[BTF_INFO_KIND(t->info)]);
return -EINVAL;
}
+ if (ret == 0) {
+ bpf_log(log,
+ "The function %s has malformed void argument.\n",
+ tname);
+ return -EINVAL;
+ }
m->arg_size[i] = ret;
}
m->nr_args = nargs;
diff --git a/kernel/bpf/helpers.c b/kernel/bpf/helpers.c
index 5447739..7344349 100644
--- a/kernel/bpf/helpers.c
+++ b/kernel/bpf/helpers.c
@@ -692,38 +692,41 @@ static int bpf_trace_copy_string(char *buf, void *unsafe_ptr, char fmt_ptype,
return -EINVAL;
}
-/* Per-cpu temp buffers which can be used by printf-like helpers for %s or %p
+/* Per-cpu temp buffers used by printf-like helpers to store the bprintf binary
+ * arguments representation.
*/
-#define MAX_PRINTF_BUF_LEN 512
+#define MAX_BPRINTF_BUF_LEN 512
-struct bpf_printf_buf {
- char tmp_buf[MAX_PRINTF_BUF_LEN];
+/* Support executing three nested bprintf helper calls on a given CPU */
+#define MAX_BPRINTF_NEST_LEVEL 3
+struct bpf_bprintf_buffers {
+ char tmp_bufs[MAX_BPRINTF_NEST_LEVEL][MAX_BPRINTF_BUF_LEN];
};
-static DEFINE_PER_CPU(struct bpf_printf_buf, bpf_printf_buf);
-static DEFINE_PER_CPU(int, bpf_printf_buf_used);
+static DEFINE_PER_CPU(struct bpf_bprintf_buffers, bpf_bprintf_bufs);
+static DEFINE_PER_CPU(int, bpf_bprintf_nest_level);
static int try_get_fmt_tmp_buf(char **tmp_buf)
{
- struct bpf_printf_buf *bufs;
- int used;
+ struct bpf_bprintf_buffers *bufs;
+ int nest_level;
preempt_disable();
- used = this_cpu_inc_return(bpf_printf_buf_used);
- if (WARN_ON_ONCE(used > 1)) {
- this_cpu_dec(bpf_printf_buf_used);
+ nest_level = this_cpu_inc_return(bpf_bprintf_nest_level);
+ if (WARN_ON_ONCE(nest_level > MAX_BPRINTF_NEST_LEVEL)) {
+ this_cpu_dec(bpf_bprintf_nest_level);
preempt_enable();
return -EBUSY;
}
- bufs = this_cpu_ptr(&bpf_printf_buf);
- *tmp_buf = bufs->tmp_buf;
+ bufs = this_cpu_ptr(&bpf_bprintf_bufs);
+ *tmp_buf = bufs->tmp_bufs[nest_level - 1];
return 0;
}
void bpf_bprintf_cleanup(void)
{
- if (this_cpu_read(bpf_printf_buf_used)) {
- this_cpu_dec(bpf_printf_buf_used);
+ if (this_cpu_read(bpf_bprintf_nest_level)) {
+ this_cpu_dec(bpf_bprintf_nest_level);
preempt_enable();
}
}
@@ -760,7 +763,7 @@ int bpf_bprintf_prepare(char *fmt, u32 fmt_size, const u64 *raw_args,
if (num_args && try_get_fmt_tmp_buf(&tmp_buf))
return -EBUSY;
- tmp_buf_end = tmp_buf + MAX_PRINTF_BUF_LEN;
+ tmp_buf_end = tmp_buf + MAX_BPRINTF_BUF_LEN;
*bin_args = (u32 *)tmp_buf;
}
diff --git a/kernel/bpf/ringbuf.c b/kernel/bpf/ringbuf.c
index f25b719..84b3b35 100644
--- a/kernel/bpf/ringbuf.c
+++ b/kernel/bpf/ringbuf.c
@@ -221,25 +221,20 @@ static int ringbuf_map_get_next_key(struct bpf_map *map, void *key,
return -ENOTSUPP;
}
-static size_t bpf_ringbuf_mmap_page_cnt(const struct bpf_ringbuf *rb)
-{
- size_t data_pages = (rb->mask + 1) >> PAGE_SHIFT;
-
- /* consumer page + producer page + 2 x data pages */
- return RINGBUF_POS_PAGES + 2 * data_pages;
-}
-
static int ringbuf_map_mmap(struct bpf_map *map, struct vm_area_struct *vma)
{
struct bpf_ringbuf_map *rb_map;
- size_t mmap_sz;
rb_map = container_of(map, struct bpf_ringbuf_map, map);
- mmap_sz = bpf_ringbuf_mmap_page_cnt(rb_map->rb) << PAGE_SHIFT;
- if (vma->vm_pgoff * PAGE_SIZE + (vma->vm_end - vma->vm_start) > mmap_sz)
- return -EINVAL;
-
+ if (vma->vm_flags & VM_WRITE) {
+ /* allow writable mapping for the consumer_pos only */
+ if (vma->vm_pgoff != 0 || vma->vm_end - vma->vm_start != PAGE_SIZE)
+ return -EPERM;
+ } else {
+ vma->vm_flags &= ~VM_MAYWRITE;
+ }
+ /* remap_vmalloc_range() checks size and offset constraints */
return remap_vmalloc_range(vma, rb_map->rb,
vma->vm_pgoff + RINGBUF_PGOFF);
}
@@ -315,6 +310,9 @@ static void *__bpf_ringbuf_reserve(struct bpf_ringbuf *rb, u64 size)
return NULL;
len = round_up(size + BPF_RINGBUF_HDR_SZ, 8);
+ if (len > rb->mask + 1)
+ return NULL;
+
cons_pos = smp_load_acquire(&rb->consumer_pos);
if (in_nmi()) {
diff --git a/kernel/bpf/syscall.c b/kernel/bpf/syscall.c
index 941ca06d..ea04b0d 100644
--- a/kernel/bpf/syscall.c
+++ b/kernel/bpf/syscall.c
@@ -50,7 +50,8 @@ static DEFINE_SPINLOCK(map_idr_lock);
static DEFINE_IDR(link_idr);
static DEFINE_SPINLOCK(link_idr_lock);
-int sysctl_unprivileged_bpf_disabled __read_mostly;
+int sysctl_unprivileged_bpf_disabled __read_mostly =
+ IS_BUILTIN(CONFIG_BPF_UNPRIV_DEFAULT_OFF) ? 2 : 0;
static const struct bpf_map_ops * const bpf_map_types[] = {
#define BPF_PROG_TYPE(_id, _name, prog_ctx_type, kern_ctx_type)
diff --git a/kernel/bpf/verifier.c b/kernel/bpf/verifier.c
index 757476c..94ba516 100644
--- a/kernel/bpf/verifier.c
+++ b/kernel/bpf/verifier.c
@@ -6409,18 +6409,10 @@ enum {
};
static int retrieve_ptr_limit(const struct bpf_reg_state *ptr_reg,
- const struct bpf_reg_state *off_reg,
- u32 *alu_limit, u8 opcode)
+ u32 *alu_limit, bool mask_to_left)
{
- bool off_is_neg = off_reg->smin_value < 0;
- bool mask_to_left = (opcode == BPF_ADD && off_is_neg) ||
- (opcode == BPF_SUB && !off_is_neg);
u32 max = 0, ptr_limit = 0;
- if (!tnum_is_const(off_reg->var_off) &&
- (off_reg->smin_value < 0) != (off_reg->smax_value < 0))
- return REASON_BOUNDS;
-
switch (ptr_reg->type) {
case PTR_TO_STACK:
/* Offset 0 is out-of-bounds, but acceptable start for the
@@ -6486,15 +6478,20 @@ static bool sanitize_needed(u8 opcode)
return opcode == BPF_ADD || opcode == BPF_SUB;
}
+struct bpf_sanitize_info {
+ struct bpf_insn_aux_data aux;
+ bool mask_to_left;
+};
+
static int sanitize_ptr_alu(struct bpf_verifier_env *env,
struct bpf_insn *insn,
const struct bpf_reg_state *ptr_reg,
const struct bpf_reg_state *off_reg,
struct bpf_reg_state *dst_reg,
- struct bpf_insn_aux_data *tmp_aux,
+ struct bpf_sanitize_info *info,
const bool commit_window)
{
- struct bpf_insn_aux_data *aux = commit_window ? cur_aux(env) : tmp_aux;
+ struct bpf_insn_aux_data *aux = commit_window ? cur_aux(env) : &info->aux;
struct bpf_verifier_state *vstate = env->cur_state;
bool off_is_imm = tnum_is_const(off_reg->var_off);
bool off_is_neg = off_reg->smin_value < 0;
@@ -6515,7 +6512,16 @@ static int sanitize_ptr_alu(struct bpf_verifier_env *env,
if (vstate->speculative)
goto do_sim;
- err = retrieve_ptr_limit(ptr_reg, off_reg, &alu_limit, opcode);
+ if (!commit_window) {
+ if (!tnum_is_const(off_reg->var_off) &&
+ (off_reg->smin_value < 0) != (off_reg->smax_value < 0))
+ return REASON_BOUNDS;
+
+ info->mask_to_left = (opcode == BPF_ADD && off_is_neg) ||
+ (opcode == BPF_SUB && !off_is_neg);
+ }
+
+ err = retrieve_ptr_limit(ptr_reg, &alu_limit, info->mask_to_left);
if (err < 0)
return err;
@@ -6523,8 +6529,8 @@ static int sanitize_ptr_alu(struct bpf_verifier_env *env,
/* In commit phase we narrow the masking window based on
* the observed pointer move after the simulated operation.
*/
- alu_state = tmp_aux->alu_state;
- alu_limit = abs(tmp_aux->alu_limit - alu_limit);
+ alu_state = info->aux.alu_state;
+ alu_limit = abs(info->aux.alu_limit - alu_limit);
} else {
alu_state = off_is_neg ? BPF_ALU_NEG_VALUE : 0;
alu_state |= off_is_imm ? BPF_ALU_IMMEDIATE : 0;
@@ -6539,8 +6545,12 @@ static int sanitize_ptr_alu(struct bpf_verifier_env *env,
/* If we're in commit phase, we're done here given we already
* pushed the truncated dst_reg into the speculative verification
* stack.
+ *
+ * Also, when register is a known constant, we rewrite register-based
+ * operation to immediate-based, and thus do not need masking (and as
+ * a consequence, do not need to simulate the zero-truncation either).
*/
- if (commit_window)
+ if (commit_window || off_is_imm)
return 0;
/* Simulate and find potential out-of-bounds access under
@@ -6685,7 +6695,7 @@ static int adjust_ptr_min_max_vals(struct bpf_verifier_env *env,
smin_ptr = ptr_reg->smin_value, smax_ptr = ptr_reg->smax_value;
u64 umin_val = off_reg->umin_value, umax_val = off_reg->umax_value,
umin_ptr = ptr_reg->umin_value, umax_ptr = ptr_reg->umax_value;
- struct bpf_insn_aux_data tmp_aux = {};
+ struct bpf_sanitize_info info = {};
u8 opcode = BPF_OP(insn->code);
u32 dst = insn->dst_reg;
int ret;
@@ -6754,7 +6764,7 @@ static int adjust_ptr_min_max_vals(struct bpf_verifier_env *env,
if (sanitize_needed(opcode)) {
ret = sanitize_ptr_alu(env, insn, ptr_reg, off_reg, dst_reg,
- &tmp_aux, false);
+ &info, false);
if (ret < 0)
return sanitize_err(env, insn, ret, off_reg, dst_reg);
}
@@ -6895,7 +6905,7 @@ static int adjust_ptr_min_max_vals(struct bpf_verifier_env *env,
return -EACCES;
if (sanitize_needed(opcode)) {
ret = sanitize_ptr_alu(env, insn, dst_reg, off_reg, dst_reg,
- &tmp_aux, true);
+ &info, true);
if (ret < 0)
return sanitize_err(env, insn, ret, off_reg, dst_reg);
}
@@ -7084,11 +7094,10 @@ static void scalar32_min_max_and(struct bpf_reg_state *dst_reg,
s32 smin_val = src_reg->s32_min_value;
u32 umax_val = src_reg->u32_max_value;
- /* Assuming scalar64_min_max_and will be called so its safe
- * to skip updating register for known 32-bit case.
- */
- if (src_known && dst_known)
+ if (src_known && dst_known) {
+ __mark_reg32_known(dst_reg, var32_off.value);
return;
+ }
/* We get our minimum from the var_off, since that's inherently
* bitwise. Our maximum is the minimum of the operands' maxima.
@@ -7108,7 +7117,6 @@ static void scalar32_min_max_and(struct bpf_reg_state *dst_reg,
dst_reg->s32_min_value = dst_reg->u32_min_value;
dst_reg->s32_max_value = dst_reg->u32_max_value;
}
-
}
static void scalar_min_max_and(struct bpf_reg_state *dst_reg,
@@ -7155,11 +7163,10 @@ static void scalar32_min_max_or(struct bpf_reg_state *dst_reg,
s32 smin_val = src_reg->s32_min_value;
u32 umin_val = src_reg->u32_min_value;
- /* Assuming scalar64_min_max_or will be called so it is safe
- * to skip updating register for known case.
- */
- if (src_known && dst_known)
+ if (src_known && dst_known) {
+ __mark_reg32_known(dst_reg, var32_off.value);
return;
+ }
/* We get our maximum from the var_off, and our minimum is the
* maximum of the operands' minima
@@ -7224,11 +7231,10 @@ static void scalar32_min_max_xor(struct bpf_reg_state *dst_reg,
struct tnum var32_off = tnum_subreg(dst_reg->var_off);
s32 smin_val = src_reg->s32_min_value;
- /* Assuming scalar64_min_max_xor will be called so it is safe
- * to skip updating register for known case.
- */
- if (src_known && dst_known)
+ if (src_known && dst_known) {
+ __mark_reg32_known(dst_reg, var32_off.value);
return;
+ }
/* We get both minimum and maximum from the var32_off. */
dst_reg->u32_min_value = var32_off.value;
@@ -13200,6 +13206,17 @@ int bpf_check_attach_target(struct bpf_verifier_log *log,
return 0;
}
+BTF_SET_START(btf_id_deny)
+BTF_ID_UNUSED
+#ifdef CONFIG_SMP
+BTF_ID(func, migrate_disable)
+BTF_ID(func, migrate_enable)
+#endif
+#if !defined CONFIG_PREEMPT_RCU && !defined CONFIG_TINY_RCU
+BTF_ID(func, rcu_read_unlock_strict)
+#endif
+BTF_SET_END(btf_id_deny)
+
static int check_attach_btf_id(struct bpf_verifier_env *env)
{
struct bpf_prog *prog = env->prog;
@@ -13259,6 +13276,9 @@ static int check_attach_btf_id(struct bpf_verifier_env *env)
ret = bpf_lsm_verify_prog(&env->log, prog);
if (ret < 0)
return ret;
+ } else if (prog->type == BPF_PROG_TYPE_TRACING &&
+ btf_id_set_contains(&btf_id_deny, btf_id)) {
+ return -EINVAL;
}
key = bpf_trampoline_compute_key(tgt_prog, prog->aux->attach_btf, btf_id);
@@ -13358,12 +13378,6 @@ int bpf_check(struct bpf_prog **prog, union bpf_attr *attr,
if (is_priv)
env->test_state_freq = attr->prog_flags & BPF_F_TEST_STATE_FREQ;
- if (bpf_prog_is_dev_bound(env->prog->aux)) {
- ret = bpf_prog_offload_verifier_prep(env->prog);
- if (ret)
- goto skip_full_check;
- }
-
env->explored_states = kvcalloc(state_htab_size(env),
sizeof(struct bpf_verifier_state_list *),
GFP_USER);
@@ -13391,6 +13405,12 @@ int bpf_check(struct bpf_prog **prog, union bpf_attr *attr,
if (ret < 0)
goto skip_full_check;
+ if (bpf_prog_is_dev_bound(env->prog->aux)) {
+ ret = bpf_prog_offload_verifier_prep(env->prog);
+ if (ret)
+ goto skip_full_check;
+ }
+
ret = check_cfg(env);
if (ret < 0)
goto skip_full_check;
diff --git a/kernel/cgroup/cgroup-v1.c b/kernel/cgroup/cgroup-v1.c
index 391aa57..8190b6b 100644
--- a/kernel/cgroup/cgroup-v1.c
+++ b/kernel/cgroup/cgroup-v1.c
@@ -1001,7 +1001,7 @@ static int check_cgroupfs_options(struct fs_context *fc)
ctx->subsys_mask &= enabled;
/*
- * In absense of 'none', 'name=' or subsystem name options,
+ * In absence of 'none', 'name=' and subsystem name options,
* let's default to 'all'.
*/
if (!ctx->subsys_mask && !ctx->none && !ctx->name)
diff --git a/kernel/cgroup/cgroup.c b/kernel/cgroup/cgroup.c
index e049edd..21ecc6e 100644
--- a/kernel/cgroup/cgroup.c
+++ b/kernel/cgroup/cgroup.c
@@ -468,7 +468,7 @@ static struct cgroup_subsys_state *cgroup_css(struct cgroup *cgrp,
* @cgrp: the cgroup of interest
* @ss: the subsystem of interest
*
- * Find and get @cgrp's css assocaited with @ss. If the css doesn't exist
+ * Find and get @cgrp's css associated with @ss. If the css doesn't exist
* or is offline, %NULL is returned.
*/
static struct cgroup_subsys_state *cgroup_tryget_css(struct cgroup *cgrp,
@@ -1633,7 +1633,7 @@ static void cgroup_rm_file(struct cgroup *cgrp, const struct cftype *cft)
/**
* css_clear_dir - remove subsys files in a cgroup directory
- * @css: taget css
+ * @css: target css
*/
static void css_clear_dir(struct cgroup_subsys_state *css)
{
@@ -5350,7 +5350,7 @@ int cgroup_mkdir(struct kernfs_node *parent_kn, const char *name, umode_t mode)
/*
* This is called when the refcnt of a css is confirmed to be killed.
* css_tryget_online() is now guaranteed to fail. Tell the subsystem to
- * initate destruction and put the css ref from kill_css().
+ * initiate destruction and put the css ref from kill_css().
*/
static void css_killed_work_fn(struct work_struct *work)
{
@@ -5634,8 +5634,6 @@ int __init cgroup_init_early(void)
return 0;
}
-static u16 cgroup_disable_mask __initdata;
-
/**
* cgroup_init - cgroup initialization
*
@@ -5694,12 +5692,8 @@ int __init cgroup_init(void)
* disabled flag and cftype registration needs kmalloc,
* both of which aren't available during early_init.
*/
- if (cgroup_disable_mask & (1 << ssid)) {
- static_branch_disable(cgroup_subsys_enabled_key[ssid]);
- printk(KERN_INFO "Disabling %s control group subsystem\n",
- ss->name);
+ if (!cgroup_ssid_enabled(ssid))
continue;
- }
if (cgroup1_ssid_disabled(ssid))
printk(KERN_INFO "Disabling %s control group subsystem in v1 mounts\n",
@@ -6058,7 +6052,7 @@ int cgroup_can_fork(struct task_struct *child, struct kernel_clone_args *kargs)
* @kargs: the arguments passed to create the child process
*
* This calls the cancel_fork() callbacks if a fork failed *after*
- * cgroup_can_fork() succeded and cleans up references we took to
+ * cgroup_can_fork() succeeded and cleans up references we took to
* prepare a new css_set for the child process in cgroup_can_fork().
*/
void cgroup_cancel_fork(struct task_struct *child,
@@ -6214,7 +6208,10 @@ static int __init cgroup_disable(char *str)
if (strcmp(token, ss->name) &&
strcmp(token, ss->legacy_name))
continue;
- cgroup_disable_mask |= 1 << i;
+
+ static_branch_disable(cgroup_subsys_enabled_key[i]);
+ pr_info("Disabling %s control group subsystem\n",
+ ss->name);
}
}
return 1;
diff --git a/kernel/cgroup/cpuset.c b/kernel/cgroup/cpuset.c
index a945504..adb5190 100644
--- a/kernel/cgroup/cpuset.c
+++ b/kernel/cgroup/cpuset.c
@@ -3376,7 +3376,7 @@ nodemask_t cpuset_mems_allowed(struct task_struct *tsk)
}
/**
- * cpuset_nodemask_valid_mems_allowed - check nodemask vs. curremt mems_allowed
+ * cpuset_nodemask_valid_mems_allowed - check nodemask vs. current mems_allowed
* @nodemask: the nodemask to be checked
*
* Are any of the nodes in the nodemask allowed in current->mems_allowed?
diff --git a/kernel/cgroup/rdma.c b/kernel/cgroup/rdma.c
index ae042c3..3135406 100644
--- a/kernel/cgroup/rdma.c
+++ b/kernel/cgroup/rdma.c
@@ -244,7 +244,7 @@ EXPORT_SYMBOL(rdmacg_uncharge);
* This function follows charging resource in hierarchical way.
* It will fail if the charge would cause the new value to exceed the
* hierarchical limit.
- * Returns 0 if the charge succeded, otherwise -EAGAIN, -ENOMEM or -EINVAL.
+ * Returns 0 if the charge succeeded, otherwise -EAGAIN, -ENOMEM or -EINVAL.
* Returns pointer to rdmacg for this resource when charging is successful.
*
* Charger needs to account resources on two criteria.
diff --git a/kernel/cgroup/rstat.c b/kernel/cgroup/rstat.c
index 3a3fd29..cee265c 100644
--- a/kernel/cgroup/rstat.c
+++ b/kernel/cgroup/rstat.c
@@ -75,7 +75,7 @@ void cgroup_rstat_updated(struct cgroup *cgrp, int cpu)
* @root: root of the tree to traversal
* @cpu: target cpu
*
- * Walks the udpated rstat_cpu tree on @cpu from @root. %NULL @pos starts
+ * Walks the updated rstat_cpu tree on @cpu from @root. %NULL @pos starts
* the traversal and %NULL return indicates the end. During traversal,
* each returned cgroup is unlinked from the tree. Must be called with the
* matching cgroup_rstat_cpu_lock held.
diff --git a/kernel/seccomp.c b/kernel/seccomp.c
index 6ecd3f3..9f58049 100644
--- a/kernel/seccomp.c
+++ b/kernel/seccomp.c
@@ -1105,28 +1105,30 @@ static int seccomp_do_user_notification(int this_syscall,
up(&match->notif->request);
wake_up_poll(&match->wqh, EPOLLIN | EPOLLRDNORM);
- mutex_unlock(&match->notify_lock);
/*
* This is where we wait for a reply from userspace.
*/
-wait:
- err = wait_for_completion_interruptible(&n.ready);
- mutex_lock(&match->notify_lock);
- if (err == 0) {
- /* Check if we were woken up by a addfd message */
+ do {
+ mutex_unlock(&match->notify_lock);
+ err = wait_for_completion_interruptible(&n.ready);
+ mutex_lock(&match->notify_lock);
+ if (err != 0)
+ goto interrupted;
+
addfd = list_first_entry_or_null(&n.addfd,
struct seccomp_kaddfd, list);
- if (addfd && n.state != SECCOMP_NOTIFY_REPLIED) {
+ /* Check if we were woken up by a addfd message */
+ if (addfd)
seccomp_handle_addfd(addfd);
- mutex_unlock(&match->notify_lock);
- goto wait;
- }
- ret = n.val;
- err = n.error;
- flags = n.flags;
- }
+ } while (n.state != SECCOMP_NOTIFY_REPLIED);
+
+ ret = n.val;
+ err = n.error;
+ flags = n.flags;
+
+interrupted:
/* If there were any pending addfd calls, clear them out */
list_for_each_entry_safe(addfd, tmp, &n.addfd, list) {
/* The process went away before we got a chance to handle it */
diff --git a/kernel/sysctl.c b/kernel/sysctl.c
index 14edf84..d4a78e0 100644
--- a/kernel/sysctl.c
+++ b/kernel/sysctl.c
@@ -225,7 +225,27 @@ static int bpf_stats_handler(struct ctl_table *table, int write,
mutex_unlock(&bpf_stats_enabled_mutex);
return ret;
}
-#endif
+
+static int bpf_unpriv_handler(struct ctl_table *table, int write,
+ void *buffer, size_t *lenp, loff_t *ppos)
+{
+ int ret, unpriv_enable = *(int *)table->data;
+ bool locked_state = unpriv_enable == 1;
+ struct ctl_table tmp = *table;
+
+ if (write && !capable(CAP_SYS_ADMIN))
+ return -EPERM;
+
+ tmp.data = &unpriv_enable;
+ ret = proc_dointvec_minmax(&tmp, write, buffer, lenp, ppos);
+ if (write && !ret) {
+ if (locked_state && unpriv_enable != 1)
+ return -EPERM;
+ *(int *)table->data = unpriv_enable;
+ }
+ return ret;
+}
+#endif /* CONFIG_BPF_SYSCALL && CONFIG_SYSCTL */
/*
* /proc/sys support
@@ -2600,10 +2620,9 @@ static struct ctl_table kern_table[] = {
.data = &sysctl_unprivileged_bpf_disabled,
.maxlen = sizeof(sysctl_unprivileged_bpf_disabled),
.mode = 0644,
- /* only handle a transition from default "0" to "1" */
- .proc_handler = proc_dointvec_minmax,
- .extra1 = SYSCTL_ONE,
- .extra2 = SYSCTL_ONE,
+ .proc_handler = bpf_unpriv_handler,
+ .extra1 = SYSCTL_ZERO,
+ .extra2 = &two,
},
{
.procname = "bpf_stats_enabled",
diff --git a/kernel/workqueue.c b/kernel/workqueue.c
index b19d759..50142fc 100644
--- a/kernel/workqueue.c
+++ b/kernel/workqueue.c
@@ -50,6 +50,7 @@
#include <linux/uaccess.h>
#include <linux/sched/isolation.h>
#include <linux/nmi.h>
+#include <linux/kvm_para.h>
#include "workqueue_internal.h"
@@ -5772,6 +5773,7 @@ static void wq_watchdog_timer_fn(struct timer_list *unused)
{
unsigned long thresh = READ_ONCE(wq_watchdog_thresh) * HZ;
bool lockup_detected = false;
+ unsigned long now = jiffies;
struct worker_pool *pool;
int pi;
@@ -5786,6 +5788,12 @@ static void wq_watchdog_timer_fn(struct timer_list *unused)
if (list_empty(&pool->worklist))
continue;
+ /*
+ * If a virtual machine is stopped by the host it can look to
+ * the watchdog like a stall.
+ */
+ kvm_check_and_clear_guest_paused();
+
/* get the latest of pool and touched timestamps */
if (pool->cpu >= 0)
touched = READ_ONCE(per_cpu(wq_watchdog_touched_cpu, pool->cpu));
@@ -5799,12 +5807,12 @@ static void wq_watchdog_timer_fn(struct timer_list *unused)
ts = touched;
/* did we stall? */
- if (time_after(jiffies, ts + thresh)) {
+ if (time_after(now, ts + thresh)) {
lockup_detected = true;
pr_emerg("BUG: workqueue lockup - pool");
pr_cont_pool_info(pool);
pr_cont(" stuck for %us!\n",
- jiffies_to_msecs(jiffies - pool_ts) / 1000);
+ jiffies_to_msecs(now - pool_ts) / 1000);
}
}
diff --git a/lib/percpu-refcount.c b/lib/percpu-refcount.c
index a1071cd..af93021 100644
--- a/lib/percpu-refcount.c
+++ b/lib/percpu-refcount.c
@@ -275,7 +275,7 @@ static void __percpu_ref_switch_mode(struct percpu_ref *ref,
wait_event_lock_irq(percpu_ref_switch_waitq, !data->confirm_switch,
percpu_ref_switch_lock);
- if (data->force_atomic || (ref->percpu_count_ptr & __PERCPU_REF_DEAD))
+ if (data->force_atomic || percpu_ref_is_dying(ref))
__percpu_ref_switch_to_atomic(ref, confirm_switch);
else
__percpu_ref_switch_to_percpu(ref);
@@ -385,7 +385,7 @@ void percpu_ref_kill_and_confirm(struct percpu_ref *ref,
spin_lock_irqsave(&percpu_ref_switch_lock, flags);
- WARN_ONCE(ref->percpu_count_ptr & __PERCPU_REF_DEAD,
+ WARN_ONCE(percpu_ref_is_dying(ref),
"%s called more than once on %ps!", __func__,
ref->data->release);
@@ -465,7 +465,7 @@ void percpu_ref_resurrect(struct percpu_ref *ref)
spin_lock_irqsave(&percpu_ref_switch_lock, flags);
- WARN_ON_ONCE(!(ref->percpu_count_ptr & __PERCPU_REF_DEAD));
+ WARN_ON_ONCE(!percpu_ref_is_dying(ref));
WARN_ON_ONCE(__ref_is_percpu(ref, &percpu_count));
ref->percpu_count_ptr &= ~__PERCPU_REF_DEAD;
diff --git a/net/Kconfig b/net/Kconfig
index f5ee7c6..c7392c4 100644
--- a/net/Kconfig
+++ b/net/Kconfig
@@ -302,21 +302,6 @@
select DQL
default y
-config BPF_JIT
- bool "enable BPF Just In Time compiler"
- depends on HAVE_CBPF_JIT || HAVE_EBPF_JIT
- depends on MODULES
- help
- Berkeley Packet Filter filtering capabilities are normally handled
- by an interpreter. This option allows kernel to generate a native
- code when filter is loaded in memory. This should speedup
- packet sniffing (libpcap/tcpdump).
-
- Note, admin should enable this feature changing:
- /proc/sys/net/core/bpf_jit_enable
- /proc/sys/net/core/bpf_jit_harden (optional)
- /proc/sys/net/core/bpf_jit_kallsyms (optional)
-
config BPF_STREAM_PARSER
bool "enable BPF STREAM_PARSER"
depends on INET
@@ -470,15 +455,3 @@
e.g. notification messages.
endif # if NET
-
-# Used by archs to tell that they support BPF JIT compiler plus which flavour.
-# Only one of the two can be selected for a specific arch since eBPF JIT supersedes
-# the cBPF JIT.
-
-# Classic BPF JIT (cBPF)
-config HAVE_CBPF_JIT
- bool
-
-# Extended BPF JIT (eBPF)
-config HAVE_EBPF_JIT
- bool
diff --git a/net/can/isotp.c b/net/can/isotp.c
index 9f94ad3c..253b244 100644
--- a/net/can/isotp.c
+++ b/net/can/isotp.c
@@ -1062,19 +1062,6 @@ static int isotp_bind(struct socket *sock, struct sockaddr *uaddr, int len)
if (len < ISOTP_MIN_NAMELEN)
return -EINVAL;
- /* do not register frame reception for functional addressing */
- if (so->opt.flags & CAN_ISOTP_SF_BROADCAST)
- do_rx_reg = 0;
-
- /* do not validate rx address for functional addressing */
- if (do_rx_reg) {
- if (addr->can_addr.tp.rx_id == addr->can_addr.tp.tx_id)
- return -EADDRNOTAVAIL;
-
- if (addr->can_addr.tp.rx_id & (CAN_ERR_FLAG | CAN_RTR_FLAG))
- return -EADDRNOTAVAIL;
- }
-
if (addr->can_addr.tp.tx_id & (CAN_ERR_FLAG | CAN_RTR_FLAG))
return -EADDRNOTAVAIL;
@@ -1083,6 +1070,23 @@ static int isotp_bind(struct socket *sock, struct sockaddr *uaddr, int len)
lock_sock(sk);
+ /* do not register frame reception for functional addressing */
+ if (so->opt.flags & CAN_ISOTP_SF_BROADCAST)
+ do_rx_reg = 0;
+
+ /* do not validate rx address for functional addressing */
+ if (do_rx_reg) {
+ if (addr->can_addr.tp.rx_id == addr->can_addr.tp.tx_id) {
+ err = -EADDRNOTAVAIL;
+ goto out;
+ }
+
+ if (addr->can_addr.tp.rx_id & (CAN_ERR_FLAG | CAN_RTR_FLAG)) {
+ err = -EADDRNOTAVAIL;
+ goto out;
+ }
+ }
+
if (so->bound && addr->can_ifindex == so->ifindex &&
addr->can_addr.tp.rx_id == so->rxid &&
addr->can_addr.tp.tx_id == so->txid)
@@ -1164,16 +1168,13 @@ static int isotp_getname(struct socket *sock, struct sockaddr *uaddr, int peer)
return ISOTP_MIN_NAMELEN;
}
-static int isotp_setsockopt(struct socket *sock, int level, int optname,
+static int isotp_setsockopt_locked(struct socket *sock, int level, int optname,
sockptr_t optval, unsigned int optlen)
{
struct sock *sk = sock->sk;
struct isotp_sock *so = isotp_sk(sk);
int ret = 0;
- if (level != SOL_CAN_ISOTP)
- return -EINVAL;
-
if (so->bound)
return -EISCONN;
@@ -1248,6 +1249,22 @@ static int isotp_setsockopt(struct socket *sock, int level, int optname,
return ret;
}
+static int isotp_setsockopt(struct socket *sock, int level, int optname,
+ sockptr_t optval, unsigned int optlen)
+
+{
+ struct sock *sk = sock->sk;
+ int ret;
+
+ if (level != SOL_CAN_ISOTP)
+ return -EINVAL;
+
+ lock_sock(sk);
+ ret = isotp_setsockopt_locked(sock, level, optname, optval, optlen);
+ release_sock(sk);
+ return ret;
+}
+
static int isotp_getsockopt(struct socket *sock, int level, int optname,
char __user *optval, int __user *optlen)
{
diff --git a/net/core/dev.c b/net/core/dev.c
index 222b1d3..ef8cf76 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -3853,7 +3853,8 @@ static inline int __dev_xmit_skb(struct sk_buff *skb, struct Qdisc *q,
if (q->flags & TCQ_F_NOLOCK) {
rc = q->enqueue(skb, q, &to_free) & NET_XMIT_MASK;
- qdisc_run(q);
+ if (likely(!netif_xmit_frozen_or_stopped(txq)))
+ qdisc_run(q);
if (unlikely(to_free))
kfree_skb_list(to_free);
@@ -5025,25 +5026,43 @@ static __latent_entropy void net_tx_action(struct softirq_action *h)
sd->output_queue_tailp = &sd->output_queue;
local_irq_enable();
+ rcu_read_lock();
+
while (head) {
struct Qdisc *q = head;
spinlock_t *root_lock = NULL;
head = head->next_sched;
- if (!(q->flags & TCQ_F_NOLOCK)) {
- root_lock = qdisc_lock(q);
- spin_lock(root_lock);
- }
/* We need to make sure head->next_sched is read
* before clearing __QDISC_STATE_SCHED
*/
smp_mb__before_atomic();
+
+ if (!(q->flags & TCQ_F_NOLOCK)) {
+ root_lock = qdisc_lock(q);
+ spin_lock(root_lock);
+ } else if (unlikely(test_bit(__QDISC_STATE_DEACTIVATED,
+ &q->state))) {
+ /* There is a synchronize_net() between
+ * STATE_DEACTIVATED flag being set and
+ * qdisc_reset()/some_qdisc_is_busy() in
+ * dev_deactivate(), so we can safely bail out
+ * early here to avoid data race between
+ * qdisc_deactivate() and some_qdisc_is_busy()
+ * for lockless qdisc.
+ */
+ clear_bit(__QDISC_STATE_SCHED, &q->state);
+ continue;
+ }
+
clear_bit(__QDISC_STATE_SCHED, &q->state);
qdisc_run(q);
if (root_lock)
spin_unlock(root_lock);
}
+
+ rcu_read_unlock();
}
xfrm_dev_backlog(sd);
diff --git a/net/core/filter.c b/net/core/filter.c
index cae56d0..65ab4e2 100644
--- a/net/core/filter.c
+++ b/net/core/filter.c
@@ -3784,6 +3784,7 @@ static inline int __bpf_skb_change_head(struct sk_buff *skb, u32 head_room,
__skb_push(skb, head_room);
memset(skb->data, 0, head_room);
skb_reset_mac_header(skb);
+ skb_reset_mac_len(skb);
}
return ret;
diff --git a/net/core/sock.c b/net/core/sock.c
index c761c4a..958614e 100644
--- a/net/core/sock.c
+++ b/net/core/sock.c
@@ -2132,10 +2132,10 @@ void skb_orphan_partial(struct sk_buff *skb)
if (skb_is_tcp_pure_ack(skb))
return;
- if (can_skb_orphan_partial(skb))
- skb_set_owner_sk_safe(skb, skb->sk);
- else
- skb_orphan(skb);
+ if (can_skb_orphan_partial(skb) && skb_set_owner_sk_safe(skb, skb->sk))
+ return;
+
+ skb_orphan(skb);
}
EXPORT_SYMBOL(skb_orphan_partial);
diff --git a/net/dsa/master.c b/net/dsa/master.c
index 052a9779..63adbc2 100644
--- a/net/dsa/master.c
+++ b/net/dsa/master.c
@@ -147,8 +147,7 @@ static void dsa_master_get_strings(struct net_device *dev, uint32_t stringset,
struct dsa_switch *ds = cpu_dp->ds;
int port = cpu_dp->index;
int len = ETH_GSTRING_LEN;
- int mcount = 0, count;
- unsigned int i;
+ int mcount = 0, count, i;
uint8_t pfx[4];
uint8_t *ndata;
@@ -178,6 +177,8 @@ static void dsa_master_get_strings(struct net_device *dev, uint32_t stringset,
*/
ds->ops->get_strings(ds, port, stringset, ndata);
count = ds->ops->get_sset_count(ds, port, stringset);
+ if (count < 0)
+ return;
for (i = 0; i < count; i++) {
memmove(ndata + (i * len + sizeof(pfx)),
ndata + i * len, len - sizeof(pfx));
diff --git a/net/dsa/slave.c b/net/dsa/slave.c
index 8c0f3c6..d4756b9 100644
--- a/net/dsa/slave.c
+++ b/net/dsa/slave.c
@@ -776,13 +776,15 @@ static int dsa_slave_get_sset_count(struct net_device *dev, int sset)
struct dsa_switch *ds = dp->ds;
if (sset == ETH_SS_STATS) {
- int count;
+ int count = 0;
- count = 4;
- if (ds->ops->get_sset_count)
- count += ds->ops->get_sset_count(ds, dp->index, sset);
+ if (ds->ops->get_sset_count) {
+ count = ds->ops->get_sset_count(ds, dp->index, sset);
+ if (count < 0)
+ return count;
+ }
- return count;
+ return count + 4;
} else if (sset == ETH_SS_TEST) {
return net_selftest_get_count();
}
diff --git a/net/ethtool/stats.c b/net/ethtool/stats.c
index b7642dc..ec07f57 100644
--- a/net/ethtool/stats.c
+++ b/net/ethtool/stats.c
@@ -119,7 +119,7 @@ static int stats_prepare_data(const struct ethnl_req_info *req_base,
*/
memset(&data->phy_stats, 0xff, sizeof(data->phy_stats));
memset(&data->mac_stats, 0xff, sizeof(data->mac_stats));
- memset(&data->ctrl_stats, 0xff, sizeof(data->mac_stats));
+ memset(&data->ctrl_stats, 0xff, sizeof(data->ctrl_stats));
memset(&data->rmon_stats, 0xff, sizeof(data->rmon_stats));
if (test_bit(ETHTOOL_STATS_ETH_PHY, req_info->stat_mask) &&
diff --git a/net/hsr/hsr_device.c b/net/hsr/hsr_device.c
index bfcdc75..26c3240 100644
--- a/net/hsr/hsr_device.c
+++ b/net/hsr/hsr_device.c
@@ -218,6 +218,7 @@ static netdev_tx_t hsr_dev_xmit(struct sk_buff *skb, struct net_device *dev)
if (master) {
skb->dev = master->dev;
skb_reset_mac_header(skb);
+ skb_reset_mac_len(skb);
hsr_forward_skb(skb, master);
} else {
atomic_long_inc(&dev->tx_dropped);
@@ -259,6 +260,7 @@ static struct sk_buff *hsr_init_skb(struct hsr_port *master)
goto out;
skb_reset_mac_header(skb);
+ skb_reset_mac_len(skb);
skb_reset_network_header(skb);
skb_reset_transport_header(skb);
diff --git a/net/hsr/hsr_forward.c b/net/hsr/hsr_forward.c
index 6852e9b..ceb8afb 100644
--- a/net/hsr/hsr_forward.c
+++ b/net/hsr/hsr_forward.c
@@ -474,8 +474,8 @@ static void handle_std_frame(struct sk_buff *skb,
}
}
-void hsr_fill_frame_info(__be16 proto, struct sk_buff *skb,
- struct hsr_frame_info *frame)
+int hsr_fill_frame_info(__be16 proto, struct sk_buff *skb,
+ struct hsr_frame_info *frame)
{
struct hsr_port *port = frame->port_rcv;
struct hsr_priv *hsr = port->hsr;
@@ -483,20 +483,26 @@ void hsr_fill_frame_info(__be16 proto, struct sk_buff *skb,
/* HSRv0 supervisory frames double as a tag so treat them as tagged. */
if ((!hsr->prot_version && proto == htons(ETH_P_PRP)) ||
proto == htons(ETH_P_HSR)) {
+ /* Check if skb contains hsr_ethhdr */
+ if (skb->mac_len < sizeof(struct hsr_ethhdr))
+ return -EINVAL;
+
/* HSR tagged frame :- Data or Supervision */
frame->skb_std = NULL;
frame->skb_prp = NULL;
frame->skb_hsr = skb;
frame->sequence_nr = hsr_get_skb_sequence_nr(skb);
- return;
+ return 0;
}
/* Standard frame or PRP from master port */
handle_std_frame(skb, frame);
+
+ return 0;
}
-void prp_fill_frame_info(__be16 proto, struct sk_buff *skb,
- struct hsr_frame_info *frame)
+int prp_fill_frame_info(__be16 proto, struct sk_buff *skb,
+ struct hsr_frame_info *frame)
{
/* Supervision frame */
struct prp_rct *rct = skb_get_PRP_rct(skb);
@@ -507,9 +513,11 @@ void prp_fill_frame_info(__be16 proto, struct sk_buff *skb,
frame->skb_std = NULL;
frame->skb_prp = skb;
frame->sequence_nr = prp_get_skb_sequence_nr(rct);
- return;
+ return 0;
}
handle_std_frame(skb, frame);
+
+ return 0;
}
static int fill_frame_info(struct hsr_frame_info *frame,
@@ -519,9 +527,10 @@ static int fill_frame_info(struct hsr_frame_info *frame,
struct hsr_vlan_ethhdr *vlan_hdr;
struct ethhdr *ethhdr;
__be16 proto;
+ int ret;
- /* Check if skb contains hsr_ethhdr */
- if (skb->mac_len < sizeof(struct hsr_ethhdr))
+ /* Check if skb contains ethhdr */
+ if (skb->mac_len < sizeof(struct ethhdr))
return -EINVAL;
memset(frame, 0, sizeof(*frame));
@@ -548,7 +557,10 @@ static int fill_frame_info(struct hsr_frame_info *frame,
frame->is_from_san = false;
frame->port_rcv = port;
- hsr->proto_ops->fill_frame_info(proto, skb, frame);
+ ret = hsr->proto_ops->fill_frame_info(proto, skb, frame);
+ if (ret)
+ return ret;
+
check_local_dest(port->hsr, skb, frame);
return 0;
diff --git a/net/hsr/hsr_forward.h b/net/hsr/hsr_forward.h
index b6acaaf..2066367 100644
--- a/net/hsr/hsr_forward.h
+++ b/net/hsr/hsr_forward.h
@@ -24,8 +24,8 @@ struct sk_buff *prp_get_untagged_frame(struct hsr_frame_info *frame,
struct hsr_port *port);
bool prp_drop_frame(struct hsr_frame_info *frame, struct hsr_port *port);
bool hsr_drop_frame(struct hsr_frame_info *frame, struct hsr_port *port);
-void prp_fill_frame_info(__be16 proto, struct sk_buff *skb,
- struct hsr_frame_info *frame);
-void hsr_fill_frame_info(__be16 proto, struct sk_buff *skb,
- struct hsr_frame_info *frame);
+int prp_fill_frame_info(__be16 proto, struct sk_buff *skb,
+ struct hsr_frame_info *frame);
+int hsr_fill_frame_info(__be16 proto, struct sk_buff *skb,
+ struct hsr_frame_info *frame);
#endif /* __HSR_FORWARD_H */
diff --git a/net/hsr/hsr_main.h b/net/hsr/hsr_main.h
index 8f264672..53d1f7a 100644
--- a/net/hsr/hsr_main.h
+++ b/net/hsr/hsr_main.h
@@ -186,8 +186,8 @@ struct hsr_proto_ops {
struct hsr_port *port);
struct sk_buff * (*create_tagged_frame)(struct hsr_frame_info *frame,
struct hsr_port *port);
- void (*fill_frame_info)(__be16 proto, struct sk_buff *skb,
- struct hsr_frame_info *frame);
+ int (*fill_frame_info)(__be16 proto, struct sk_buff *skb,
+ struct hsr_frame_info *frame);
bool (*invalid_dan_ingress_frame)(__be16 protocol);
void (*update_san_info)(struct hsr_node *node, bool is_sup);
};
diff --git a/net/hsr/hsr_slave.c b/net/hsr/hsr_slave.c
index c5227d4..b70e6bb 100644
--- a/net/hsr/hsr_slave.c
+++ b/net/hsr/hsr_slave.c
@@ -60,12 +60,11 @@ static rx_handler_result_t hsr_handle_frame(struct sk_buff **pskb)
goto finish_pass;
skb_push(skb, ETH_HLEN);
-
- if (skb_mac_header(skb) != skb->data) {
- WARN_ONCE(1, "%s:%d: Malformed frame at source port %s)\n",
- __func__, __LINE__, port->dev->name);
- goto finish_consume;
- }
+ skb_reset_mac_header(skb);
+ if ((!hsr->prot_version && protocol == htons(ETH_P_PRP)) ||
+ protocol == htons(ETH_P_HSR))
+ skb_set_network_header(skb, ETH_HLEN + HSR_HLEN);
+ skb_reset_mac_len(skb);
hsr_forward_skb(skb, port);
diff --git a/net/ipv4/bpf_tcp_ca.c b/net/ipv4/bpf_tcp_ca.c
index dff4f0e..9e41eff 100644
--- a/net/ipv4/bpf_tcp_ca.c
+++ b/net/ipv4/bpf_tcp_ca.c
@@ -185,6 +185,7 @@ BTF_ID(func, tcp_reno_cong_avoid)
BTF_ID(func, tcp_reno_undo_cwnd)
BTF_ID(func, tcp_slow_start)
BTF_ID(func, tcp_cong_avoid_ai)
+#ifdef CONFIG_X86
#ifdef CONFIG_DYNAMIC_FTRACE
#if IS_BUILTIN(CONFIG_TCP_CONG_CUBIC)
BTF_ID(func, cubictcp_init)
@@ -213,6 +214,7 @@ BTF_ID(func, bbr_min_tso_segs)
BTF_ID(func, bbr_set_state)
#endif
#endif /* CONFIG_DYNAMIC_FTRACE */
+#endif /* CONFIG_X86 */
BTF_SET_END(bpf_tcp_ca_kfunc_ids)
static bool bpf_tcp_ca_check_kfunc_call(u32 kfunc_btf_id)
diff --git a/net/ipv6/mcast.c b/net/ipv6/mcast.c
index 0d59efb..d36ef9d 100644
--- a/net/ipv6/mcast.c
+++ b/net/ipv6/mcast.c
@@ -1745,10 +1745,7 @@ static struct sk_buff *mld_newpack(struct inet6_dev *idev, unsigned int mtu)
IPV6_TLV_PADN, 0 };
/* we assume size > sizeof(ra) here */
- /* limit our allocations to order-0 page */
- size = min_t(int, size, SKB_MAX_ORDER(0, 0));
skb = sock_alloc_send_skb(sk, size, 1, &err);
-
if (!skb)
return NULL;
diff --git a/net/ipv6/reassembly.c b/net/ipv6/reassembly.c
index 47a0dc4..28e4478 100644
--- a/net/ipv6/reassembly.c
+++ b/net/ipv6/reassembly.c
@@ -343,7 +343,7 @@ static int ipv6_frag_rcv(struct sk_buff *skb)
hdr = ipv6_hdr(skb);
fhdr = (struct frag_hdr *)skb_transport_header(skb);
- if (!(fhdr->frag_off & htons(0xFFF9))) {
+ if (!(fhdr->frag_off & htons(IP6_OFFSET | IP6_MF))) {
/* It is not a fragmented frame */
skb->transport_header += sizeof(struct frag_hdr);
__IP6_INC_STATS(net,
@@ -351,6 +351,8 @@ static int ipv6_frag_rcv(struct sk_buff *skb)
IP6CB(skb)->nhoff = (u8 *)fhdr - skb_network_header(skb);
IP6CB(skb)->flags |= IP6SKB_FRAGMENTED;
+ IP6CB(skb)->frag_max_size = ntohs(hdr->payload_len) +
+ sizeof(struct ipv6hdr);
return 1;
}
diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h
index 8fcbaa1..214404a 100644
--- a/net/mac80211/ieee80211_i.h
+++ b/net/mac80211/ieee80211_i.h
@@ -50,12 +50,6 @@ struct ieee80211_local;
#define IEEE80211_ENCRYPT_HEADROOM 8
#define IEEE80211_ENCRYPT_TAILROOM 18
-/* IEEE 802.11 (Ch. 9.5 Defragmentation) requires support for concurrent
- * reception of at least three fragmented frames. This limit can be increased
- * by changing this define, at the cost of slower frame reassembly and
- * increased memory use (about 2 kB of RAM per entry). */
-#define IEEE80211_FRAGMENT_MAX 4
-
/* power level hasn't been configured (or set to automatic) */
#define IEEE80211_UNSET_POWER_LEVEL INT_MIN
@@ -88,18 +82,6 @@ extern const u8 ieee80211_ac_to_qos_mask[IEEE80211_NUM_ACS];
#define IEEE80211_MAX_NAN_INSTANCE_ID 255
-struct ieee80211_fragment_entry {
- struct sk_buff_head skb_list;
- unsigned long first_frag_time;
- u16 seq;
- u16 extra_len;
- u16 last_frag;
- u8 rx_queue;
- bool check_sequential_pn; /* needed for CCMP/GCMP */
- u8 last_pn[6]; /* PN of the last fragment if CCMP was used */
-};
-
-
struct ieee80211_bss {
u32 device_ts_beacon, device_ts_presp;
@@ -241,8 +223,15 @@ struct ieee80211_rx_data {
*/
int security_idx;
- u32 tkip_iv32;
- u16 tkip_iv16;
+ union {
+ struct {
+ u32 iv32;
+ u16 iv16;
+ } tkip;
+ struct {
+ u8 pn[IEEE80211_CCMP_PN_LEN];
+ } ccm_gcm;
+ };
};
struct ieee80211_csa_settings {
@@ -902,9 +891,7 @@ struct ieee80211_sub_if_data {
char name[IFNAMSIZ];
- /* Fragment table for host-based reassembly */
- struct ieee80211_fragment_entry fragments[IEEE80211_FRAGMENT_MAX];
- unsigned int fragment_next;
+ struct ieee80211_fragment_cache frags;
/* TID bitmap for NoAck policy */
u16 noack_map;
@@ -2320,4 +2307,7 @@ u32 ieee80211_calc_expected_tx_airtime(struct ieee80211_hw *hw,
#define debug_noinline
#endif
+void ieee80211_init_frag_cache(struct ieee80211_fragment_cache *cache);
+void ieee80211_destroy_frag_cache(struct ieee80211_fragment_cache *cache);
+
#endif /* IEEE80211_I_H */
diff --git a/net/mac80211/iface.c b/net/mac80211/iface.c
index 7032a2b..2e2f73a4 100644
--- a/net/mac80211/iface.c
+++ b/net/mac80211/iface.c
@@ -8,7 +8,7 @@
* Copyright 2008, Johannes Berg <johannes@sipsolutions.net>
* Copyright 2013-2014 Intel Mobile Communications GmbH
* Copyright (c) 2016 Intel Deutschland GmbH
- * Copyright (C) 2018-2020 Intel Corporation
+ * Copyright (C) 2018-2021 Intel Corporation
*/
#include <linux/slab.h>
#include <linux/kernel.h>
@@ -677,16 +677,12 @@ static void ieee80211_set_multicast_list(struct net_device *dev)
*/
static void ieee80211_teardown_sdata(struct ieee80211_sub_if_data *sdata)
{
- int i;
-
/* free extra data */
ieee80211_free_keys(sdata, false);
ieee80211_debugfs_remove_netdev(sdata);
- for (i = 0; i < IEEE80211_FRAGMENT_MAX; i++)
- __skb_queue_purge(&sdata->fragments[i].skb_list);
- sdata->fragment_next = 0;
+ ieee80211_destroy_frag_cache(&sdata->frags);
if (ieee80211_vif_is_mesh(&sdata->vif))
ieee80211_mesh_teardown_sdata(sdata);
@@ -1930,8 +1926,7 @@ int ieee80211_if_add(struct ieee80211_local *local, const char *name,
sdata->wdev.wiphy = local->hw.wiphy;
sdata->local = local;
- for (i = 0; i < IEEE80211_FRAGMENT_MAX; i++)
- skb_queue_head_init(&sdata->fragments[i].skb_list);
+ ieee80211_init_frag_cache(&sdata->frags);
INIT_LIST_HEAD(&sdata->key_list);
diff --git a/net/mac80211/key.c b/net/mac80211/key.c
index 56c068c..f695fc8 100644
--- a/net/mac80211/key.c
+++ b/net/mac80211/key.c
@@ -799,6 +799,7 @@ int ieee80211_key_link(struct ieee80211_key *key,
struct ieee80211_sub_if_data *sdata,
struct sta_info *sta)
{
+ static atomic_t key_color = ATOMIC_INIT(0);
struct ieee80211_key *old_key;
int idx = key->conf.keyidx;
bool pairwise = key->conf.flags & IEEE80211_KEY_FLAG_PAIRWISE;
@@ -850,6 +851,12 @@ int ieee80211_key_link(struct ieee80211_key *key,
key->sdata = sdata;
key->sta = sta;
+ /*
+ * Assign a unique ID to every key so we can easily prevent mixed
+ * key and fragment cache attacks.
+ */
+ key->color = atomic_inc_return(&key_color);
+
increment_tailroom_need_count(sdata);
ret = ieee80211_key_replace(sdata, sta, pairwise, old_key, key);
diff --git a/net/mac80211/key.h b/net/mac80211/key.h
index 7ad72e9..1e326c8 100644
--- a/net/mac80211/key.h
+++ b/net/mac80211/key.h
@@ -128,6 +128,8 @@ struct ieee80211_key {
} debugfs;
#endif
+ unsigned int color;
+
/*
* key config, must be last because it contains key
* material as variable length member
diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c
index 62047e9..1bb43ed 100644
--- a/net/mac80211/rx.c
+++ b/net/mac80211/rx.c
@@ -6,7 +6,7 @@
* Copyright 2007-2010 Johannes Berg <johannes@sipsolutions.net>
* Copyright 2013-2014 Intel Mobile Communications GmbH
* Copyright(c) 2015 - 2017 Intel Deutschland GmbH
- * Copyright (C) 2018-2020 Intel Corporation
+ * Copyright (C) 2018-2021 Intel Corporation
*/
#include <linux/jiffies.h>
@@ -2123,19 +2123,34 @@ ieee80211_rx_h_decrypt(struct ieee80211_rx_data *rx)
return result;
}
+void ieee80211_init_frag_cache(struct ieee80211_fragment_cache *cache)
+{
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(cache->entries); i++)
+ skb_queue_head_init(&cache->entries[i].skb_list);
+}
+
+void ieee80211_destroy_frag_cache(struct ieee80211_fragment_cache *cache)
+{
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(cache->entries); i++)
+ __skb_queue_purge(&cache->entries[i].skb_list);
+}
+
static inline struct ieee80211_fragment_entry *
-ieee80211_reassemble_add(struct ieee80211_sub_if_data *sdata,
+ieee80211_reassemble_add(struct ieee80211_fragment_cache *cache,
unsigned int frag, unsigned int seq, int rx_queue,
struct sk_buff **skb)
{
struct ieee80211_fragment_entry *entry;
- entry = &sdata->fragments[sdata->fragment_next++];
- if (sdata->fragment_next >= IEEE80211_FRAGMENT_MAX)
- sdata->fragment_next = 0;
+ entry = &cache->entries[cache->next++];
+ if (cache->next >= IEEE80211_FRAGMENT_MAX)
+ cache->next = 0;
- if (!skb_queue_empty(&entry->skb_list))
- __skb_queue_purge(&entry->skb_list);
+ __skb_queue_purge(&entry->skb_list);
__skb_queue_tail(&entry->skb_list, *skb); /* no need for locking */
*skb = NULL;
@@ -2150,14 +2165,14 @@ ieee80211_reassemble_add(struct ieee80211_sub_if_data *sdata,
}
static inline struct ieee80211_fragment_entry *
-ieee80211_reassemble_find(struct ieee80211_sub_if_data *sdata,
+ieee80211_reassemble_find(struct ieee80211_fragment_cache *cache,
unsigned int frag, unsigned int seq,
int rx_queue, struct ieee80211_hdr *hdr)
{
struct ieee80211_fragment_entry *entry;
int i, idx;
- idx = sdata->fragment_next;
+ idx = cache->next;
for (i = 0; i < IEEE80211_FRAGMENT_MAX; i++) {
struct ieee80211_hdr *f_hdr;
struct sk_buff *f_skb;
@@ -2166,7 +2181,7 @@ ieee80211_reassemble_find(struct ieee80211_sub_if_data *sdata,
if (idx < 0)
idx = IEEE80211_FRAGMENT_MAX - 1;
- entry = &sdata->fragments[idx];
+ entry = &cache->entries[idx];
if (skb_queue_empty(&entry->skb_list) || entry->seq != seq ||
entry->rx_queue != rx_queue ||
entry->last_frag + 1 != frag)
@@ -2194,15 +2209,27 @@ ieee80211_reassemble_find(struct ieee80211_sub_if_data *sdata,
return NULL;
}
+static bool requires_sequential_pn(struct ieee80211_rx_data *rx, __le16 fc)
+{
+ return rx->key &&
+ (rx->key->conf.cipher == WLAN_CIPHER_SUITE_CCMP ||
+ rx->key->conf.cipher == WLAN_CIPHER_SUITE_CCMP_256 ||
+ rx->key->conf.cipher == WLAN_CIPHER_SUITE_GCMP ||
+ rx->key->conf.cipher == WLAN_CIPHER_SUITE_GCMP_256) &&
+ ieee80211_has_protected(fc);
+}
+
static ieee80211_rx_result debug_noinline
ieee80211_rx_h_defragment(struct ieee80211_rx_data *rx)
{
+ struct ieee80211_fragment_cache *cache = &rx->sdata->frags;
struct ieee80211_hdr *hdr;
u16 sc;
__le16 fc;
unsigned int frag, seq;
struct ieee80211_fragment_entry *entry;
struct sk_buff *skb;
+ struct ieee80211_rx_status *status = IEEE80211_SKB_RXCB(rx->skb);
hdr = (struct ieee80211_hdr *)rx->skb->data;
fc = hdr->frame_control;
@@ -2218,6 +2245,9 @@ ieee80211_rx_h_defragment(struct ieee80211_rx_data *rx)
goto out_no_led;
}
+ if (rx->sta)
+ cache = &rx->sta->frags;
+
if (likely(!ieee80211_has_morefrags(fc) && frag == 0))
goto out;
@@ -2236,20 +2266,17 @@ ieee80211_rx_h_defragment(struct ieee80211_rx_data *rx)
if (frag == 0) {
/* This is the first fragment of a new frame. */
- entry = ieee80211_reassemble_add(rx->sdata, frag, seq,
+ entry = ieee80211_reassemble_add(cache, frag, seq,
rx->seqno_idx, &(rx->skb));
- if (rx->key &&
- (rx->key->conf.cipher == WLAN_CIPHER_SUITE_CCMP ||
- rx->key->conf.cipher == WLAN_CIPHER_SUITE_CCMP_256 ||
- rx->key->conf.cipher == WLAN_CIPHER_SUITE_GCMP ||
- rx->key->conf.cipher == WLAN_CIPHER_SUITE_GCMP_256) &&
- ieee80211_has_protected(fc)) {
+ if (requires_sequential_pn(rx, fc)) {
int queue = rx->security_idx;
/* Store CCMP/GCMP PN so that we can verify that the
* next fragment has a sequential PN value.
*/
entry->check_sequential_pn = true;
+ entry->is_protected = true;
+ entry->key_color = rx->key->color;
memcpy(entry->last_pn,
rx->key->u.ccmp.rx_pn[queue],
IEEE80211_CCMP_PN_LEN);
@@ -2261,6 +2288,11 @@ ieee80211_rx_h_defragment(struct ieee80211_rx_data *rx)
sizeof(rx->key->u.gcmp.rx_pn[queue]));
BUILD_BUG_ON(IEEE80211_CCMP_PN_LEN !=
IEEE80211_GCMP_PN_LEN);
+ } else if (rx->key &&
+ (ieee80211_has_protected(fc) ||
+ (status->flag & RX_FLAG_DECRYPTED))) {
+ entry->is_protected = true;
+ entry->key_color = rx->key->color;
}
return RX_QUEUED;
}
@@ -2268,7 +2300,7 @@ ieee80211_rx_h_defragment(struct ieee80211_rx_data *rx)
/* This is a fragment for a frame that should already be pending in
* fragment cache. Add this fragment to the end of the pending entry.
*/
- entry = ieee80211_reassemble_find(rx->sdata, frag, seq,
+ entry = ieee80211_reassemble_find(cache, frag, seq,
rx->seqno_idx, hdr);
if (!entry) {
I802_DEBUG_INC(rx->local->rx_handlers_drop_defrag);
@@ -2283,25 +2315,39 @@ ieee80211_rx_h_defragment(struct ieee80211_rx_data *rx)
if (entry->check_sequential_pn) {
int i;
u8 pn[IEEE80211_CCMP_PN_LEN], *rpn;
- int queue;
- if (!rx->key ||
- (rx->key->conf.cipher != WLAN_CIPHER_SUITE_CCMP &&
- rx->key->conf.cipher != WLAN_CIPHER_SUITE_CCMP_256 &&
- rx->key->conf.cipher != WLAN_CIPHER_SUITE_GCMP &&
- rx->key->conf.cipher != WLAN_CIPHER_SUITE_GCMP_256))
+ if (!requires_sequential_pn(rx, fc))
return RX_DROP_UNUSABLE;
+
+ /* Prevent mixed key and fragment cache attacks */
+ if (entry->key_color != rx->key->color)
+ return RX_DROP_UNUSABLE;
+
memcpy(pn, entry->last_pn, IEEE80211_CCMP_PN_LEN);
for (i = IEEE80211_CCMP_PN_LEN - 1; i >= 0; i--) {
pn[i]++;
if (pn[i])
break;
}
- queue = rx->security_idx;
- rpn = rx->key->u.ccmp.rx_pn[queue];
+
+ rpn = rx->ccm_gcm.pn;
if (memcmp(pn, rpn, IEEE80211_CCMP_PN_LEN))
return RX_DROP_UNUSABLE;
memcpy(entry->last_pn, pn, IEEE80211_CCMP_PN_LEN);
+ } else if (entry->is_protected &&
+ (!rx->key ||
+ (!ieee80211_has_protected(fc) &&
+ !(status->flag & RX_FLAG_DECRYPTED)) ||
+ rx->key->color != entry->key_color)) {
+ /* Drop this as a mixed key or fragment cache attack, even
+ * if for TKIP Michael MIC should protect us, and WEP is a
+ * lost cause anyway.
+ */
+ return RX_DROP_UNUSABLE;
+ } else if (entry->is_protected && rx->key &&
+ entry->key_color != rx->key->color &&
+ (status->flag & RX_FLAG_DECRYPTED)) {
+ return RX_DROP_UNUSABLE;
}
skb_pull(rx->skb, ieee80211_hdrlen(fc));
@@ -2494,13 +2540,13 @@ static bool ieee80211_frame_allowed(struct ieee80211_rx_data *rx, __le16 fc)
struct ethhdr *ehdr = (struct ethhdr *) rx->skb->data;
/*
- * Allow EAPOL frames to us/the PAE group address regardless
- * of whether the frame was encrypted or not.
+ * Allow EAPOL frames to us/the PAE group address regardless of
+ * whether the frame was encrypted or not, and always disallow
+ * all other destination addresses for them.
*/
- if (ehdr->h_proto == rx->sdata->control_port_protocol &&
- (ether_addr_equal(ehdr->h_dest, rx->sdata->vif.addr) ||
- ether_addr_equal(ehdr->h_dest, pae_group_addr)))
- return true;
+ if (unlikely(ehdr->h_proto == rx->sdata->control_port_protocol))
+ return ether_addr_equal(ehdr->h_dest, rx->sdata->vif.addr) ||
+ ether_addr_equal(ehdr->h_dest, pae_group_addr);
if (ieee80211_802_1x_port_control(rx) ||
ieee80211_drop_unencrypted(rx, fc))
@@ -2525,8 +2571,28 @@ static void ieee80211_deliver_skb_to_local_stack(struct sk_buff *skb,
cfg80211_rx_control_port(dev, skb, noencrypt);
dev_kfree_skb(skb);
} else {
+ struct ethhdr *ehdr = (void *)skb_mac_header(skb);
+
memset(skb->cb, 0, sizeof(skb->cb));
+ /*
+ * 802.1X over 802.11 requires that the authenticator address
+ * be used for EAPOL frames. However, 802.1X allows the use of
+ * the PAE group address instead. If the interface is part of
+ * a bridge and we pass the frame with the PAE group address,
+ * then the bridge will forward it to the network (even if the
+ * client was not associated yet), which isn't supposed to
+ * happen.
+ * To avoid that, rewrite the destination address to our own
+ * address, so that the authenticator (e.g. hostapd) will see
+ * the frame, but bridge won't forward it anywhere else. Note
+ * that due to earlier filtering, the only other address can
+ * be the PAE group address.
+ */
+ if (unlikely(skb->protocol == sdata->control_port_protocol &&
+ !ether_addr_equal(ehdr->h_dest, sdata->vif.addr)))
+ ether_addr_copy(ehdr->h_dest, sdata->vif.addr);
+
/* deliver to local stack */
if (rx->list)
list_add_tail(&skb->list, rx->list);
@@ -2566,6 +2632,7 @@ ieee80211_deliver_skb(struct ieee80211_rx_data *rx)
if ((sdata->vif.type == NL80211_IFTYPE_AP ||
sdata->vif.type == NL80211_IFTYPE_AP_VLAN) &&
!(sdata->flags & IEEE80211_SDATA_DONT_BRIDGE_PACKETS) &&
+ ehdr->h_proto != rx->sdata->control_port_protocol &&
(sdata->vif.type != NL80211_IFTYPE_AP_VLAN || !sdata->u.vlan.sta)) {
if (is_multicast_ether_addr(ehdr->h_dest) &&
ieee80211_vif_get_num_mcast_if(sdata) != 0) {
@@ -2675,7 +2742,7 @@ __ieee80211_rx_h_amsdu(struct ieee80211_rx_data *rx, u8 data_offset)
if (ieee80211_data_to_8023_exthdr(skb, ðhdr,
rx->sdata->vif.addr,
rx->sdata->vif.type,
- data_offset))
+ data_offset, true))
return RX_DROP_UNUSABLE;
ieee80211_amsdu_to_8023s(skb, &frame_list, dev->dev_addr,
@@ -2732,6 +2799,23 @@ ieee80211_rx_h_amsdu(struct ieee80211_rx_data *rx)
if (is_multicast_ether_addr(hdr->addr1))
return RX_DROP_UNUSABLE;
+ if (rx->key) {
+ /*
+ * We should not receive A-MSDUs on pre-HT connections,
+ * and HT connections cannot use old ciphers. Thus drop
+ * them, as in those cases we couldn't even have SPP
+ * A-MSDUs or such.
+ */
+ switch (rx->key->conf.cipher) {
+ case WLAN_CIPHER_SUITE_WEP40:
+ case WLAN_CIPHER_SUITE_WEP104:
+ case WLAN_CIPHER_SUITE_TKIP:
+ return RX_DROP_UNUSABLE;
+ default:
+ break;
+ }
+ }
+
return __ieee80211_rx_h_amsdu(rx, 0);
}
diff --git a/net/mac80211/sta_info.c b/net/mac80211/sta_info.c
index ec6973e..f2fb69d 100644
--- a/net/mac80211/sta_info.c
+++ b/net/mac80211/sta_info.c
@@ -4,7 +4,7 @@
* Copyright 2006-2007 Jiri Benc <jbenc@suse.cz>
* Copyright 2013-2014 Intel Mobile Communications GmbH
* Copyright (C) 2015 - 2017 Intel Deutschland GmbH
- * Copyright (C) 2018-2020 Intel Corporation
+ * Copyright (C) 2018-2021 Intel Corporation
*/
#include <linux/module.h>
@@ -392,6 +392,8 @@ struct sta_info *sta_info_alloc(struct ieee80211_sub_if_data *sdata,
u64_stats_init(&sta->rx_stats.syncp);
+ ieee80211_init_frag_cache(&sta->frags);
+
sta->sta_state = IEEE80211_STA_NONE;
/* Mark TID as unreserved */
@@ -1102,6 +1104,8 @@ static void __sta_info_destroy_part2(struct sta_info *sta)
ieee80211_sta_debugfs_remove(sta);
+ ieee80211_destroy_frag_cache(&sta->frags);
+
cleanup_single_sta(sta);
}
diff --git a/net/mac80211/sta_info.h b/net/mac80211/sta_info.h
index 78b9d0c..0333072 100644
--- a/net/mac80211/sta_info.h
+++ b/net/mac80211/sta_info.h
@@ -3,7 +3,7 @@
* Copyright 2002-2005, Devicescape Software, Inc.
* Copyright 2013-2014 Intel Mobile Communications GmbH
* Copyright(c) 2015-2017 Intel Deutschland GmbH
- * Copyright(c) 2020 Intel Corporation
+ * Copyright(c) 2020-2021 Intel Corporation
*/
#ifndef STA_INFO_H
@@ -439,6 +439,34 @@ struct ieee80211_sta_rx_stats {
};
/*
+ * IEEE 802.11-2016 (10.6 "Defragmentation") recommends support for "concurrent
+ * reception of at least one MSDU per access category per associated STA"
+ * on APs, or "at least one MSDU per access category" on other interface types.
+ *
+ * This limit can be increased by changing this define, at the cost of slower
+ * frame reassembly and increased memory use while fragments are pending.
+ */
+#define IEEE80211_FRAGMENT_MAX 4
+
+struct ieee80211_fragment_entry {
+ struct sk_buff_head skb_list;
+ unsigned long first_frag_time;
+ u16 seq;
+ u16 extra_len;
+ u16 last_frag;
+ u8 rx_queue;
+ u8 check_sequential_pn:1, /* needed for CCMP/GCMP */
+ is_protected:1;
+ u8 last_pn[6]; /* PN of the last fragment if CCMP was used */
+ unsigned int key_color;
+};
+
+struct ieee80211_fragment_cache {
+ struct ieee80211_fragment_entry entries[IEEE80211_FRAGMENT_MAX];
+ unsigned int next;
+};
+
+/*
* The bandwidth threshold below which the per-station CoDel parameters will be
* scaled to be more lenient (to prevent starvation of slow stations). This
* value will be scaled by the number of active stations when it is being
@@ -531,6 +559,7 @@ struct ieee80211_sta_rx_stats {
* @status_stats.last_ack_signal: last ACK signal
* @status_stats.ack_signal_filled: last ACK signal validity
* @status_stats.avg_ack_signal: average ACK signal
+ * @frags: fragment cache
*/
struct sta_info {
/* General information, mostly static */
@@ -639,6 +668,8 @@ struct sta_info {
struct cfg80211_chan_def tdls_chandef;
+ struct ieee80211_fragment_cache frags;
+
/* keep last! */
struct ieee80211_sta sta;
};
diff --git a/net/mac80211/wpa.c b/net/mac80211/wpa.c
index 91bf32a..bca47fa 100644
--- a/net/mac80211/wpa.c
+++ b/net/mac80211/wpa.c
@@ -3,6 +3,7 @@
* Copyright 2002-2004, Instant802 Networks, Inc.
* Copyright 2008, Jouni Malinen <j@w1.fi>
* Copyright (C) 2016-2017 Intel Deutschland GmbH
+ * Copyright (C) 2020-2021 Intel Corporation
*/
#include <linux/netdevice.h>
@@ -167,8 +168,8 @@ ieee80211_rx_h_michael_mic_verify(struct ieee80211_rx_data *rx)
update_iv:
/* update IV in key information to be able to detect replays */
- rx->key->u.tkip.rx[rx->security_idx].iv32 = rx->tkip_iv32;
- rx->key->u.tkip.rx[rx->security_idx].iv16 = rx->tkip_iv16;
+ rx->key->u.tkip.rx[rx->security_idx].iv32 = rx->tkip.iv32;
+ rx->key->u.tkip.rx[rx->security_idx].iv16 = rx->tkip.iv16;
return RX_CONTINUE;
@@ -294,8 +295,8 @@ ieee80211_crypto_tkip_decrypt(struct ieee80211_rx_data *rx)
key, skb->data + hdrlen,
skb->len - hdrlen, rx->sta->sta.addr,
hdr->addr1, hwaccel, rx->security_idx,
- &rx->tkip_iv32,
- &rx->tkip_iv16);
+ &rx->tkip.iv32,
+ &rx->tkip.iv16);
if (res != TKIP_DECRYPT_OK)
return RX_DROP_UNUSABLE;
@@ -553,6 +554,8 @@ ieee80211_crypto_ccmp_decrypt(struct ieee80211_rx_data *rx,
}
memcpy(key->u.ccmp.rx_pn[queue], pn, IEEE80211_CCMP_PN_LEN);
+ if (unlikely(ieee80211_is_frag(hdr)))
+ memcpy(rx->ccm_gcm.pn, pn, IEEE80211_CCMP_PN_LEN);
}
/* Remove CCMP header and MIC */
@@ -781,6 +784,8 @@ ieee80211_crypto_gcmp_decrypt(struct ieee80211_rx_data *rx)
}
memcpy(key->u.gcmp.rx_pn[queue], pn, IEEE80211_GCMP_PN_LEN);
+ if (unlikely(ieee80211_is_frag(hdr)))
+ memcpy(rx->ccm_gcm.pn, pn, IEEE80211_CCMP_PN_LEN);
}
/* Remove GCMP header and MIC */
diff --git a/net/mptcp/options.c b/net/mptcp/options.c
index 99fc214..6b825fb 100644
--- a/net/mptcp/options.c
+++ b/net/mptcp/options.c
@@ -130,7 +130,6 @@ static void mptcp_parse_option(const struct sk_buff *skb,
memcpy(mp_opt->hmac, ptr, MPTCPOPT_HMAC_LEN);
pr_debug("MP_JOIN hmac");
} else {
- pr_warn("MP_JOIN bad option size");
mp_opt->mp_join = 0;
}
break;
@@ -1024,7 +1023,7 @@ void mptcp_incoming_options(struct sock *sk, struct sk_buff *skb)
MPTCP_INC_STATS(sock_net(sk), MPTCP_MIB_ADDADDR);
} else {
mptcp_pm_add_addr_echoed(msk, &mp_opt.addr);
- mptcp_pm_del_add_timer(msk, &mp_opt.addr);
+ mptcp_pm_del_add_timer(msk, &mp_opt.addr, true);
MPTCP_INC_STATS(sock_net(sk), MPTCP_MIB_ECHOADD);
}
diff --git a/net/mptcp/pm_netlink.c b/net/mptcp/pm_netlink.c
index 6ba0408..2469e06 100644
--- a/net/mptcp/pm_netlink.c
+++ b/net/mptcp/pm_netlink.c
@@ -346,18 +346,18 @@ static void mptcp_pm_add_timer(struct timer_list *timer)
struct mptcp_pm_add_entry *
mptcp_pm_del_add_timer(struct mptcp_sock *msk,
- struct mptcp_addr_info *addr)
+ struct mptcp_addr_info *addr, bool check_id)
{
struct mptcp_pm_add_entry *entry;
struct sock *sk = (struct sock *)msk;
spin_lock_bh(&msk->pm.lock);
entry = mptcp_lookup_anno_list_by_saddr(msk, addr);
- if (entry)
+ if (entry && (!check_id || entry->addr.id == addr->id))
entry->retrans_times = ADD_ADDR_RETRANS_MAX;
spin_unlock_bh(&msk->pm.lock);
- if (entry)
+ if (entry && (!check_id || entry->addr.id == addr->id))
sk_stop_timer_sync(sk, &entry->add_timer);
return entry;
@@ -1064,7 +1064,7 @@ static bool remove_anno_list_by_saddr(struct mptcp_sock *msk,
{
struct mptcp_pm_add_entry *entry;
- entry = mptcp_pm_del_add_timer(msk, addr);
+ entry = mptcp_pm_del_add_timer(msk, addr, false);
if (entry) {
list_del(&entry->list);
kfree(entry);
diff --git a/net/mptcp/protocol.c b/net/mptcp/protocol.c
index 29a2d69..2bc1995 100644
--- a/net/mptcp/protocol.c
+++ b/net/mptcp/protocol.c
@@ -879,12 +879,18 @@ static bool mptcp_skb_can_collapse_to(u64 write_seq,
!mpext->frozen;
}
+/* we can append data to the given data frag if:
+ * - there is space available in the backing page_frag
+ * - the data frag tail matches the current page_frag free offset
+ * - the data frag end sequence number matches the current write seq
+ */
static bool mptcp_frag_can_collapse_to(const struct mptcp_sock *msk,
const struct page_frag *pfrag,
const struct mptcp_data_frag *df)
{
return df && pfrag->page == df->page &&
pfrag->size - pfrag->offset > 0 &&
+ pfrag->offset == (df->offset + df->data_len) &&
df->data_seq + df->data_len == msk->write_seq;
}
@@ -2418,13 +2424,12 @@ static int __mptcp_init_sock(struct sock *sk)
timer_setup(&msk->sk.icsk_retransmit_timer, mptcp_retransmit_timer, 0);
timer_setup(&sk->sk_timer, mptcp_timeout_timer, 0);
- tcp_assign_congestion_control(sk);
-
return 0;
}
static int mptcp_init_sock(struct sock *sk)
{
+ struct inet_connection_sock *icsk = inet_csk(sk);
struct net *net = sock_net(sk);
int ret;
@@ -2442,6 +2447,16 @@ static int mptcp_init_sock(struct sock *sk)
if (ret)
return ret;
+ /* fetch the ca name; do it outside __mptcp_init_sock(), so that clone will
+ * propagate the correct value
+ */
+ tcp_assign_congestion_control(sk);
+ strcpy(mptcp_sk(sk)->ca_name, icsk->icsk_ca_ops->name);
+
+ /* no need to keep a reference to the ops, the name will suffice */
+ tcp_cleanup_congestion_control(sk);
+ icsk->icsk_ca_ops = NULL;
+
sk_sockets_allocated_inc(sk);
sk->sk_rcvbuf = sock_net(sk)->ipv4.sysctl_tcp_rmem[1];
sk->sk_sndbuf = sock_net(sk)->ipv4.sysctl_tcp_wmem[1];
@@ -2616,7 +2631,6 @@ static void __mptcp_destroy_sock(struct sock *sk)
sk_stream_kill_queues(sk);
xfrm_sk_free_policy(sk);
- tcp_cleanup_congestion_control(sk);
sk_refcnt_debug_release(sk);
mptcp_dispose_initial_subflow(msk);
sock_put(sk);
diff --git a/net/mptcp/protocol.h b/net/mptcp/protocol.h
index edc0128..0c6f99c 100644
--- a/net/mptcp/protocol.h
+++ b/net/mptcp/protocol.h
@@ -258,6 +258,7 @@ struct mptcp_sock {
} rcvq_space;
u32 setsockopt_seq;
+ char ca_name[TCP_CA_NAME_MAX];
};
#define mptcp_lock_sock(___sk, cb) do { \
@@ -671,7 +672,7 @@ void mptcp_pm_free_anno_list(struct mptcp_sock *msk);
bool mptcp_pm_sport_in_anno_list(struct mptcp_sock *msk, const struct sock *sk);
struct mptcp_pm_add_entry *
mptcp_pm_del_add_timer(struct mptcp_sock *msk,
- struct mptcp_addr_info *addr);
+ struct mptcp_addr_info *addr, bool check_id);
struct mptcp_pm_add_entry *
mptcp_lookup_anno_list_by_saddr(struct mptcp_sock *msk,
struct mptcp_addr_info *addr);
diff --git a/net/mptcp/sockopt.c b/net/mptcp/sockopt.c
index 00d941b..a797981 100644
--- a/net/mptcp/sockopt.c
+++ b/net/mptcp/sockopt.c
@@ -547,7 +547,7 @@ static int mptcp_setsockopt_sol_tcp_congestion(struct mptcp_sock *msk, sockptr_t
}
if (ret == 0)
- tcp_set_congestion_control(sk, name, false, cap_net_admin);
+ strcpy(msk->ca_name, name);
release_sock(sk);
return ret;
@@ -705,7 +705,7 @@ static void sync_socket_options(struct mptcp_sock *msk, struct sock *ssk)
sock_valbool_flag(ssk, SOCK_DBG, sock_flag(sk, SOCK_DBG));
if (inet_csk(sk)->icsk_ca_ops != inet_csk(ssk)->icsk_ca_ops)
- tcp_set_congestion_control(ssk, inet_csk(sk)->icsk_ca_ops->name, false, true);
+ tcp_set_congestion_control(ssk, msk->ca_name, false, true);
}
static void __mptcp_sockopt_sync(struct mptcp_sock *msk, struct sock *ssk)
diff --git a/net/mptcp/subflow.c b/net/mptcp/subflow.c
index a5ede35..bde6be7 100644
--- a/net/mptcp/subflow.c
+++ b/net/mptcp/subflow.c
@@ -867,7 +867,6 @@ static enum mapping_status get_mapping_status(struct sock *ssk,
data_len = mpext->data_len;
if (data_len == 0) {
- pr_err("Infinite mapping not handled");
MPTCP_INC_STATS(sock_net(ssk), MPTCP_MIB_INFINITEMAPRX);
return MAPPING_INVALID;
}
diff --git a/net/netfilter/nf_flow_table_core.c b/net/netfilter/nf_flow_table_core.c
index 39c02d1..1d02650 100644
--- a/net/netfilter/nf_flow_table_core.c
+++ b/net/netfilter/nf_flow_table_core.c
@@ -306,8 +306,7 @@ void flow_offload_refresh(struct nf_flowtable *flow_table,
{
flow->timeout = nf_flowtable_time_stamp + NF_FLOW_TIMEOUT;
- if (likely(!nf_flowtable_hw_offload(flow_table) ||
- !test_and_clear_bit(NF_FLOW_HW_REFRESH, &flow->flags)))
+ if (likely(!nf_flowtable_hw_offload(flow_table)))
return;
nf_flow_offload_add(flow_table, flow);
diff --git a/net/netfilter/nf_flow_table_offload.c b/net/netfilter/nf_flow_table_offload.c
index 2af7bdb..528b2f1 100644
--- a/net/netfilter/nf_flow_table_offload.c
+++ b/net/netfilter/nf_flow_table_offload.c
@@ -902,10 +902,11 @@ static void flow_offload_work_add(struct flow_offload_work *offload)
err = flow_offload_rule_add(offload, flow_rule);
if (err < 0)
- set_bit(NF_FLOW_HW_REFRESH, &offload->flow->flags);
- else
- set_bit(IPS_HW_OFFLOAD_BIT, &offload->flow->ct->status);
+ goto out;
+ set_bit(IPS_HW_OFFLOAD_BIT, &offload->flow->ct->status);
+
+out:
nf_flow_offload_destroy(flow_rule);
}
diff --git a/net/netfilter/nft_set_pipapo.c b/net/netfilter/nft_set_pipapo.c
index 528a2d7..dce866d 100644
--- a/net/netfilter/nft_set_pipapo.c
+++ b/net/netfilter/nft_set_pipapo.c
@@ -408,8 +408,8 @@ int pipapo_refill(unsigned long *map, int len, int rules, unsigned long *dst,
*
* Return: true on match, false otherwise.
*/
-static bool nft_pipapo_lookup(const struct net *net, const struct nft_set *set,
- const u32 *key, const struct nft_set_ext **ext)
+bool nft_pipapo_lookup(const struct net *net, const struct nft_set *set,
+ const u32 *key, const struct nft_set_ext **ext)
{
struct nft_pipapo *priv = nft_set_priv(set);
unsigned long *res_map, *fill_map;
diff --git a/net/netfilter/nft_set_pipapo.h b/net/netfilter/nft_set_pipapo.h
index 25a7559..d84afb8 100644
--- a/net/netfilter/nft_set_pipapo.h
+++ b/net/netfilter/nft_set_pipapo.h
@@ -178,6 +178,8 @@ struct nft_pipapo_elem {
int pipapo_refill(unsigned long *map, int len, int rules, unsigned long *dst,
union nft_pipapo_map_bucket *mt, bool match_only);
+bool nft_pipapo_lookup(const struct net *net, const struct nft_set *set,
+ const u32 *key, const struct nft_set_ext **ext);
/**
* pipapo_and_field_buckets_4bit() - Intersect 4-bit buckets
diff --git a/net/netfilter/nft_set_pipapo_avx2.c b/net/netfilter/nft_set_pipapo_avx2.c
index d65ae0e..eabdb8d 100644
--- a/net/netfilter/nft_set_pipapo_avx2.c
+++ b/net/netfilter/nft_set_pipapo_avx2.c
@@ -1131,6 +1131,9 @@ bool nft_pipapo_avx2_lookup(const struct net *net, const struct nft_set *set,
bool map_index;
int i, ret = 0;
+ if (unlikely(!irq_fpu_usable()))
+ return nft_pipapo_lookup(net, set, key, ext);
+
m = rcu_dereference(priv->match);
/* This also protects access to all data related to scratch maps */
diff --git a/net/netlink/af_netlink.c b/net/netlink/af_netlink.c
index 3a62f97..6133e41 100644
--- a/net/netlink/af_netlink.c
+++ b/net/netlink/af_netlink.c
@@ -461,11 +461,13 @@ void netlink_table_ungrab(void)
static inline void
netlink_lock_table(void)
{
+ unsigned long flags;
+
/* read_lock() synchronizes us to netlink_table_grab */
- read_lock(&nl_table_lock);
+ read_lock_irqsave(&nl_table_lock, flags);
atomic_inc(&nl_table_users);
- read_unlock(&nl_table_lock);
+ read_unlock_irqrestore(&nl_table_lock, flags);
}
static inline void
diff --git a/net/nfc/nci/core.c b/net/nfc/nci/core.c
index 9a58533..da7fe9d 100644
--- a/net/nfc/nci/core.c
+++ b/net/nfc/nci/core.c
@@ -1191,6 +1191,7 @@ EXPORT_SYMBOL(nci_allocate_device);
void nci_free_device(struct nci_dev *ndev)
{
nfc_free_device(ndev->nfc_dev);
+ nci_hci_deallocate(ndev);
kfree(ndev);
}
EXPORT_SYMBOL(nci_free_device);
diff --git a/net/nfc/nci/hci.c b/net/nfc/nci/hci.c
index 6b275a3..9686514 100644
--- a/net/nfc/nci/hci.c
+++ b/net/nfc/nci/hci.c
@@ -792,3 +792,8 @@ struct nci_hci_dev *nci_hci_allocate(struct nci_dev *ndev)
return hdev;
}
+
+void nci_hci_deallocate(struct nci_dev *ndev)
+{
+ kfree(ndev->hci_dev);
+}
diff --git a/net/nfc/rawsock.c b/net/nfc/rawsock.c
index 9c7eb84..5f1d438 100644
--- a/net/nfc/rawsock.c
+++ b/net/nfc/rawsock.c
@@ -329,7 +329,7 @@ static int rawsock_create(struct net *net, struct socket *sock,
return -ESOCKTNOSUPPORT;
if (sock->type == SOCK_RAW) {
- if (!capable(CAP_NET_RAW))
+ if (!ns_capable(net->user_ns, CAP_NET_RAW))
return -EPERM;
sock->ops = &rawsock_raw_ops;
} else {
diff --git a/net/openvswitch/meter.c b/net/openvswitch/meter.c
index 96b524c..896b8f5 100644
--- a/net/openvswitch/meter.c
+++ b/net/openvswitch/meter.c
@@ -611,6 +611,14 @@ bool ovs_meter_execute(struct datapath *dp, struct sk_buff *skb,
spin_lock(&meter->lock);
long_delta_ms = (now_ms - meter->used); /* ms */
+ if (long_delta_ms < 0) {
+ /* This condition means that we have several threads fighting
+ * for a meter lock, and the one who received the packets a
+ * bit later wins. Assuming that all racing threads received
+ * packets at the same time to avoid overflow.
+ */
+ long_delta_ms = 0;
+ }
/* Make sure delta_ms will not be too large, so that bucket will not
* wrap around below.
diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c
index ba96db1..ae906eb 100644
--- a/net/packet/af_packet.c
+++ b/net/packet/af_packet.c
@@ -422,7 +422,8 @@ static __u32 tpacket_get_timestamp(struct sk_buff *skb, struct timespec64 *ts,
ktime_to_timespec64_cond(shhwtstamps->hwtstamp, ts))
return TP_STATUS_TS_RAW_HARDWARE;
- if (ktime_to_timespec64_cond(skb->tstamp, ts))
+ if ((flags & SOF_TIMESTAMPING_SOFTWARE) &&
+ ktime_to_timespec64_cond(skb->tstamp, ts))
return TP_STATUS_TS_SOFTWARE;
return 0;
@@ -2340,7 +2341,12 @@ static int tpacket_rcv(struct sk_buff *skb, struct net_device *dev,
skb_copy_bits(skb, 0, h.raw + macoff, snaplen);
- if (!(ts_status = tpacket_get_timestamp(skb, &ts, po->tp_tstamp)))
+ /* Always timestamp; prefer an existing software timestamp taken
+ * closer to the time of capture.
+ */
+ ts_status = tpacket_get_timestamp(skb, &ts,
+ po->tp_tstamp | SOF_TIMESTAMPING_SOFTWARE);
+ if (!ts_status)
ktime_get_real_ts64(&ts);
status |= ts_status;
diff --git a/net/rds/connection.c b/net/rds/connection.c
index f2fcab1..a3bc4b5 100644
--- a/net/rds/connection.c
+++ b/net/rds/connection.c
@@ -240,12 +240,23 @@ static struct rds_connection *__rds_conn_create(struct net *net,
if (loop_trans) {
rds_trans_put(loop_trans);
conn->c_loopback = 1;
- if (is_outgoing && trans->t_prefer_loopback) {
- /* "outgoing" connection - and the transport
- * says it wants the connection handled by the
- * loopback transport. This is what TCP does.
- */
- trans = &rds_loop_transport;
+ if (trans->t_prefer_loopback) {
+ if (likely(is_outgoing)) {
+ /* "outgoing" connection to local address.
+ * Protocol says it wants the connection
+ * handled by the loopback transport.
+ * This is what TCP does.
+ */
+ trans = &rds_loop_transport;
+ } else {
+ /* No transport currently in use
+ * should end up here, but if it
+ * does, reset/destroy the connection.
+ */
+ kmem_cache_free(rds_conn_slab, conn);
+ conn = ERR_PTR(-EOPNOTSUPP);
+ goto out;
+ }
}
}
diff --git a/net/rds/tcp.c b/net/rds/tcp.c
index 43db0ec..abf19c0 100644
--- a/net/rds/tcp.c
+++ b/net/rds/tcp.c
@@ -313,8 +313,8 @@ static void rds6_tcp_tc_info(struct socket *sock, unsigned int len,
}
#endif
-static int rds_tcp_laddr_check(struct net *net, const struct in6_addr *addr,
- __u32 scope_id)
+int rds_tcp_laddr_check(struct net *net, const struct in6_addr *addr,
+ __u32 scope_id)
{
struct net_device *dev = NULL;
#if IS_ENABLED(CONFIG_IPV6)
diff --git a/net/rds/tcp.h b/net/rds/tcp.h
index bad9cf4..dc8d745 100644
--- a/net/rds/tcp.h
+++ b/net/rds/tcp.h
@@ -59,7 +59,8 @@ u32 rds_tcp_snd_una(struct rds_tcp_connection *tc);
u64 rds_tcp_map_seq(struct rds_tcp_connection *tc, u32 seq);
extern struct rds_transport rds_tcp_transport;
void rds_tcp_accept_work(struct sock *sk);
-
+int rds_tcp_laddr_check(struct net *net, const struct in6_addr *addr,
+ __u32 scope_id);
/* tcp_connect.c */
int rds_tcp_conn_path_connect(struct rds_conn_path *cp);
void rds_tcp_conn_path_shutdown(struct rds_conn_path *conn);
diff --git a/net/rds/tcp_listen.c b/net/rds/tcp_listen.c
index 101cf14..09cadd5 100644
--- a/net/rds/tcp_listen.c
+++ b/net/rds/tcp_listen.c
@@ -167,6 +167,12 @@ int rds_tcp_accept_one(struct socket *sock)
}
#endif
+ if (!rds_tcp_laddr_check(sock_net(sock->sk), peer_addr, dev_if)) {
+ /* local address connection is only allowed via loopback */
+ ret = -EOPNOTSUPP;
+ goto out;
+ }
+
conn = rds_conn_create(sock_net(sock->sk),
my_addr, peer_addr,
&rds_tcp_transport, 0, GFP_KERNEL, dev_if);
diff --git a/net/sched/cls_api.c b/net/sched/cls_api.c
index 40fbea6..279f9e2 100644
--- a/net/sched/cls_api.c
+++ b/net/sched/cls_api.c
@@ -1624,7 +1624,7 @@ int tcf_classify_ingress(struct sk_buff *skb,
/* If we missed on some chain */
if (ret == TC_ACT_UNSPEC && last_executed_chain) {
- ext = skb_ext_add(skb, TC_SKB_EXT);
+ ext = tc_skb_ext_alloc(skb);
if (WARN_ON_ONCE(!ext))
return TC_ACT_SHOT;
ext->chain = last_executed_chain;
diff --git a/net/sched/sch_dsmark.c b/net/sched/sch_dsmark.c
index cd2748e..d320bcf 100644
--- a/net/sched/sch_dsmark.c
+++ b/net/sched/sch_dsmark.c
@@ -407,7 +407,8 @@ static void dsmark_reset(struct Qdisc *sch)
struct dsmark_qdisc_data *p = qdisc_priv(sch);
pr_debug("%s(sch %p,[qdisc %p])\n", __func__, sch, p);
- qdisc_reset(p->q);
+ if (p->q)
+ qdisc_reset(p->q);
sch->qstats.backlog = 0;
sch->q.qlen = 0;
}
diff --git a/net/sched/sch_fq_pie.c b/net/sched/sch_fq_pie.c
index 949163f..cac6849 100644
--- a/net/sched/sch_fq_pie.c
+++ b/net/sched/sch_fq_pie.c
@@ -138,8 +138,15 @@ static int fq_pie_qdisc_enqueue(struct sk_buff *skb, struct Qdisc *sch,
/* Classifies packet into corresponding flow */
idx = fq_pie_classify(skb, sch, &ret);
- sel_flow = &q->flows[idx];
+ if (idx == 0) {
+ if (ret & __NET_XMIT_BYPASS)
+ qdisc_qstats_drop(sch);
+ __qdisc_drop(skb, to_free);
+ return ret;
+ }
+ idx--;
+ sel_flow = &q->flows[idx];
/* Checks whether adding a new packet would exceed memory limit */
get_pie_cb(skb)->mem_usage = skb->truesize;
memory_limited = q->memory_usage > q->memory_limit + skb->truesize;
@@ -297,9 +304,9 @@ static int fq_pie_change(struct Qdisc *sch, struct nlattr *opt,
goto flow_error;
}
q->flows_cnt = nla_get_u32(tb[TCA_FQ_PIE_FLOWS]);
- if (!q->flows_cnt || q->flows_cnt >= 65536) {
+ if (!q->flows_cnt || q->flows_cnt > 65536) {
NL_SET_ERR_MSG_MOD(extack,
- "Number of flows must range in [1..65535]");
+ "Number of flows must range in [1..65536]");
goto flow_error;
}
}
@@ -367,7 +374,7 @@ static void fq_pie_timer(struct timer_list *t)
struct fq_pie_sched_data *q = from_timer(q, t, adapt_timer);
struct Qdisc *sch = q->sch;
spinlock_t *root_lock; /* to lock qdisc for probability calculations */
- u16 idx;
+ u32 idx;
root_lock = qdisc_lock(qdisc_root_sleeping(sch));
spin_lock(root_lock);
@@ -388,7 +395,7 @@ static int fq_pie_init(struct Qdisc *sch, struct nlattr *opt,
{
struct fq_pie_sched_data *q = qdisc_priv(sch);
int err;
- u16 idx;
+ u32 idx;
pie_params_init(&q->p_params);
sch->limit = 10 * 1024;
@@ -500,7 +507,7 @@ static int fq_pie_dump_stats(struct Qdisc *sch, struct gnet_dump *d)
static void fq_pie_reset(struct Qdisc *sch)
{
struct fq_pie_sched_data *q = qdisc_priv(sch);
- u16 idx;
+ u32 idx;
INIT_LIST_HEAD(&q->new_flows);
INIT_LIST_HEAD(&q->old_flows);
diff --git a/net/sched/sch_generic.c b/net/sched/sch_generic.c
index 44991ea..fc8b56b 100644
--- a/net/sched/sch_generic.c
+++ b/net/sched/sch_generic.c
@@ -35,6 +35,25 @@
const struct Qdisc_ops *default_qdisc_ops = &pfifo_fast_ops;
EXPORT_SYMBOL(default_qdisc_ops);
+static void qdisc_maybe_clear_missed(struct Qdisc *q,
+ const struct netdev_queue *txq)
+{
+ clear_bit(__QDISC_STATE_MISSED, &q->state);
+
+ /* Make sure the below netif_xmit_frozen_or_stopped()
+ * checking happens after clearing STATE_MISSED.
+ */
+ smp_mb__after_atomic();
+
+ /* Checking netif_xmit_frozen_or_stopped() again to
+ * make sure STATE_MISSED is set if the STATE_MISSED
+ * set by netif_tx_wake_queue()'s rescheduling of
+ * net_tx_action() is cleared by the above clear_bit().
+ */
+ if (!netif_xmit_frozen_or_stopped(txq))
+ set_bit(__QDISC_STATE_MISSED, &q->state);
+}
+
/* Main transmission queue. */
/* Modifications to data participating in scheduling must be protected with
@@ -74,6 +93,7 @@ static inline struct sk_buff *__skb_dequeue_bad_txq(struct Qdisc *q)
}
} else {
skb = SKB_XOFF_MAGIC;
+ qdisc_maybe_clear_missed(q, txq);
}
}
@@ -242,6 +262,7 @@ static struct sk_buff *dequeue_skb(struct Qdisc *q, bool *validate,
}
} else {
skb = NULL;
+ qdisc_maybe_clear_missed(q, txq);
}
if (lock)
spin_unlock(lock);
@@ -251,8 +272,10 @@ static struct sk_buff *dequeue_skb(struct Qdisc *q, bool *validate,
*validate = true;
if ((q->flags & TCQ_F_ONETXQUEUE) &&
- netif_xmit_frozen_or_stopped(txq))
+ netif_xmit_frozen_or_stopped(txq)) {
+ qdisc_maybe_clear_missed(q, txq);
return skb;
+ }
skb = qdisc_dequeue_skb_bad_txq(q);
if (unlikely(skb)) {
@@ -311,6 +334,8 @@ bool sch_direct_xmit(struct sk_buff *skb, struct Qdisc *q,
HARD_TX_LOCK(dev, txq, smp_processor_id());
if (!netif_xmit_frozen_or_stopped(txq))
skb = dev_hard_start_xmit(skb, dev, txq, &ret);
+ else
+ qdisc_maybe_clear_missed(q, txq);
HARD_TX_UNLOCK(dev, txq);
} else {
@@ -640,8 +665,10 @@ static struct sk_buff *pfifo_fast_dequeue(struct Qdisc *qdisc)
{
struct pfifo_fast_priv *priv = qdisc_priv(qdisc);
struct sk_buff *skb = NULL;
+ bool need_retry = true;
int band;
+retry:
for (band = 0; band < PFIFO_FAST_BANDS && !skb; band++) {
struct skb_array *q = band2list(priv, band);
@@ -652,6 +679,23 @@ static struct sk_buff *pfifo_fast_dequeue(struct Qdisc *qdisc)
}
if (likely(skb)) {
qdisc_update_stats_at_dequeue(qdisc, skb);
+ } else if (need_retry &&
+ test_bit(__QDISC_STATE_MISSED, &qdisc->state)) {
+ /* Delay clearing the STATE_MISSED here to reduce
+ * the overhead of the second spin_trylock() in
+ * qdisc_run_begin() and __netif_schedule() calling
+ * in qdisc_run_end().
+ */
+ clear_bit(__QDISC_STATE_MISSED, &qdisc->state);
+
+ /* Make sure dequeuing happens after clearing
+ * STATE_MISSED.
+ */
+ smp_mb__after_atomic();
+
+ need_retry = false;
+
+ goto retry;
} else {
WRITE_ONCE(qdisc->empty, true);
}
@@ -1158,8 +1202,10 @@ static void dev_reset_queue(struct net_device *dev,
qdisc_reset(qdisc);
spin_unlock_bh(qdisc_lock(qdisc));
- if (nolock)
+ if (nolock) {
+ clear_bit(__QDISC_STATE_MISSED, &qdisc->state);
spin_unlock_bh(&qdisc->seqlock);
+ }
}
static bool some_qdisc_is_busy(struct net_device *dev)
diff --git a/net/sctp/socket.c b/net/sctp/socket.c
index 40f9f6c..a79d193 100644
--- a/net/sctp/socket.c
+++ b/net/sctp/socket.c
@@ -4473,6 +4473,7 @@ static int sctp_setsockopt_encap_port(struct sock *sk,
transports)
t->encap_port = encap_port;
+ asoc->encap_port = encap_port;
return 0;
}
diff --git a/net/sctp/sysctl.c b/net/sctp/sysctl.c
index e92df77..55871b2 100644
--- a/net/sctp/sysctl.c
+++ b/net/sctp/sysctl.c
@@ -307,7 +307,7 @@ static struct ctl_table sctp_net_table[] = {
.data = &init_net.sctp.encap_port,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = proc_dointvec,
+ .proc_handler = proc_dointvec_minmax,
.extra1 = SYSCTL_ZERO,
.extra2 = &udp_port_max,
},
diff --git a/net/smc/smc_ism.c b/net/smc/smc_ism.c
index 94b31f2..967712b 100644
--- a/net/smc/smc_ism.c
+++ b/net/smc/smc_ism.c
@@ -429,6 +429,8 @@ EXPORT_SYMBOL_GPL(smcd_alloc_dev);
int smcd_register_dev(struct smcd_dev *smcd)
{
+ int rc;
+
mutex_lock(&smcd_dev_list.mutex);
if (list_empty(&smcd_dev_list.list)) {
u8 *system_eid = NULL;
@@ -448,7 +450,14 @@ int smcd_register_dev(struct smcd_dev *smcd)
dev_name(&smcd->dev), smcd->pnetid,
smcd->pnetid_by_user ? " (user defined)" : "");
- return device_add(&smcd->dev);
+ rc = device_add(&smcd->dev);
+ if (rc) {
+ mutex_lock(&smcd_dev_list.mutex);
+ list_del(&smcd->list);
+ mutex_unlock(&smcd_dev_list.mutex);
+ }
+
+ return rc;
}
EXPORT_SYMBOL_GPL(smcd_register_dev);
diff --git a/net/sunrpc/clnt.c b/net/sunrpc/clnt.c
index f555d33..42623d6 100644
--- a/net/sunrpc/clnt.c
+++ b/net/sunrpc/clnt.c
@@ -1677,13 +1677,6 @@ call_reserveresult(struct rpc_task *task)
return;
}
- /*
- * Even though there was an error, we may have acquired
- * a request slot somehow. Make sure not to leak it.
- */
- if (task->tk_rqstp)
- xprt_release(task);
-
switch (status) {
case -ENOMEM:
rpc_delay(task, HZ >> 2);
diff --git a/net/sunrpc/xprt.c b/net/sunrpc/xprt.c
index e5b5a96..3509a7f 100644
--- a/net/sunrpc/xprt.c
+++ b/net/sunrpc/xprt.c
@@ -70,6 +70,7 @@
static void xprt_init(struct rpc_xprt *xprt, struct net *net);
static __be32 xprt_alloc_xid(struct rpc_xprt *xprt);
static void xprt_destroy(struct rpc_xprt *xprt);
+static void xprt_request_init(struct rpc_task *task);
static DEFINE_SPINLOCK(xprt_list_lock);
static LIST_HEAD(xprt_list);
@@ -1606,17 +1607,40 @@ xprt_transmit(struct rpc_task *task)
spin_unlock(&xprt->queue_lock);
}
-static void xprt_add_backlog(struct rpc_xprt *xprt, struct rpc_task *task)
+static void xprt_complete_request_init(struct rpc_task *task)
{
- set_bit(XPRT_CONGESTED, &xprt->state);
- rpc_sleep_on(&xprt->backlog, task, NULL);
+ if (task->tk_rqstp)
+ xprt_request_init(task);
}
-static void xprt_wake_up_backlog(struct rpc_xprt *xprt)
+void xprt_add_backlog(struct rpc_xprt *xprt, struct rpc_task *task)
{
- if (rpc_wake_up_next(&xprt->backlog) == NULL)
- clear_bit(XPRT_CONGESTED, &xprt->state);
+ set_bit(XPRT_CONGESTED, &xprt->state);
+ rpc_sleep_on(&xprt->backlog, task, xprt_complete_request_init);
}
+EXPORT_SYMBOL_GPL(xprt_add_backlog);
+
+static bool __xprt_set_rq(struct rpc_task *task, void *data)
+{
+ struct rpc_rqst *req = data;
+
+ if (task->tk_rqstp == NULL) {
+ memset(req, 0, sizeof(*req)); /* mark unused */
+ task->tk_rqstp = req;
+ return true;
+ }
+ return false;
+}
+
+bool xprt_wake_up_backlog(struct rpc_xprt *xprt, struct rpc_rqst *req)
+{
+ if (rpc_wake_up_first(&xprt->backlog, __xprt_set_rq, req) == NULL) {
+ clear_bit(XPRT_CONGESTED, &xprt->state);
+ return false;
+ }
+ return true;
+}
+EXPORT_SYMBOL_GPL(xprt_wake_up_backlog);
static bool xprt_throttle_congested(struct rpc_xprt *xprt, struct rpc_task *task)
{
@@ -1626,7 +1650,7 @@ static bool xprt_throttle_congested(struct rpc_xprt *xprt, struct rpc_task *task
goto out;
spin_lock(&xprt->reserve_lock);
if (test_bit(XPRT_CONGESTED, &xprt->state)) {
- rpc_sleep_on(&xprt->backlog, task, NULL);
+ xprt_add_backlog(xprt, task);
ret = true;
}
spin_unlock(&xprt->reserve_lock);
@@ -1703,11 +1727,11 @@ EXPORT_SYMBOL_GPL(xprt_alloc_slot);
void xprt_free_slot(struct rpc_xprt *xprt, struct rpc_rqst *req)
{
spin_lock(&xprt->reserve_lock);
- if (!xprt_dynamic_free_slot(xprt, req)) {
+ if (!xprt_wake_up_backlog(xprt, req) &&
+ !xprt_dynamic_free_slot(xprt, req)) {
memset(req, 0, sizeof(*req)); /* mark unused */
list_add(&req->rq_list, &xprt->free);
}
- xprt_wake_up_backlog(xprt);
spin_unlock(&xprt->reserve_lock);
}
EXPORT_SYMBOL_GPL(xprt_free_slot);
@@ -1894,10 +1918,10 @@ void xprt_release(struct rpc_task *task)
xdr_free_bvec(&req->rq_snd_buf);
if (req->rq_cred != NULL)
put_rpccred(req->rq_cred);
- task->tk_rqstp = NULL;
if (req->rq_release_snd_buf)
req->rq_release_snd_buf(req);
+ task->tk_rqstp = NULL;
if (likely(!bc_prealloc(req)))
xprt->ops->free_slot(xprt, req);
else
diff --git a/net/sunrpc/xprtrdma/rpc_rdma.c b/net/sunrpc/xprtrdma/rpc_rdma.c
index 649f7d8b..c335c136 100644
--- a/net/sunrpc/xprtrdma/rpc_rdma.c
+++ b/net/sunrpc/xprtrdma/rpc_rdma.c
@@ -628,8 +628,9 @@ static bool rpcrdma_prepare_pagelist(struct rpcrdma_req *req,
return false;
}
-/* The tail iovec might not reside in the same page as the
- * head iovec.
+/* The tail iovec may include an XDR pad for the page list,
+ * as well as additional content, and may not reside in the
+ * same page as the head iovec.
*/
static bool rpcrdma_prepare_tail_iov(struct rpcrdma_req *req,
struct xdr_buf *xdr,
@@ -747,19 +748,27 @@ static bool rpcrdma_prepare_readch(struct rpcrdma_xprt *r_xprt,
struct rpcrdma_req *req,
struct xdr_buf *xdr)
{
- struct kvec *tail = &xdr->tail[0];
-
if (!rpcrdma_prepare_head_iov(r_xprt, req, xdr->head[0].iov_len))
return false;
- /* If there is a Read chunk, the page list is handled
+ /* If there is a Read chunk, the page list is being handled
* via explicit RDMA, and thus is skipped here.
*/
- if (tail->iov_len) {
- if (!rpcrdma_prepare_tail_iov(req, xdr,
- offset_in_page(tail->iov_base),
- tail->iov_len))
+ /* Do not include the tail if it is only an XDR pad */
+ if (xdr->tail[0].iov_len > 3) {
+ unsigned int page_base, len;
+
+ /* If the content in the page list is an odd length,
+ * xdr_write_pages() adds a pad at the beginning of
+ * the tail iovec. Force the tail's non-pad content to
+ * land at the next XDR position in the Send message.
+ */
+ page_base = offset_in_page(xdr->tail[0].iov_base);
+ len = xdr->tail[0].iov_len;
+ page_base += len & 3;
+ len -= len & 3;
+ if (!rpcrdma_prepare_tail_iov(req, xdr, page_base, len))
return false;
kref_get(&req->rl_kref);
}
diff --git a/net/sunrpc/xprtrdma/transport.c b/net/sunrpc/xprtrdma/transport.c
index 0995359..19a49d2 100644
--- a/net/sunrpc/xprtrdma/transport.c
+++ b/net/sunrpc/xprtrdma/transport.c
@@ -520,9 +520,8 @@ xprt_rdma_alloc_slot(struct rpc_xprt *xprt, struct rpc_task *task)
return;
out_sleep:
- set_bit(XPRT_CONGESTED, &xprt->state);
- rpc_sleep_on(&xprt->backlog, task, NULL);
task->tk_status = -EAGAIN;
+ xprt_add_backlog(xprt, task);
}
/**
@@ -537,10 +536,11 @@ xprt_rdma_free_slot(struct rpc_xprt *xprt, struct rpc_rqst *rqst)
struct rpcrdma_xprt *r_xprt =
container_of(xprt, struct rpcrdma_xprt, rx_xprt);
- memset(rqst, 0, sizeof(*rqst));
- rpcrdma_buffer_put(&r_xprt->rx_buf, rpcr_to_rdmar(rqst));
- if (unlikely(!rpc_wake_up_next(&xprt->backlog)))
- clear_bit(XPRT_CONGESTED, &xprt->state);
+ rpcrdma_reply_put(&r_xprt->rx_buf, rpcr_to_rdmar(rqst));
+ if (!xprt_wake_up_backlog(xprt, rqst)) {
+ memset(rqst, 0, sizeof(*rqst));
+ rpcrdma_buffer_put(&r_xprt->rx_buf, rpcr_to_rdmar(rqst));
+ }
}
static bool rpcrdma_check_regbuf(struct rpcrdma_xprt *r_xprt,
diff --git a/net/sunrpc/xprtrdma/verbs.c b/net/sunrpc/xprtrdma/verbs.c
index 1e965a3..649c235 100644
--- a/net/sunrpc/xprtrdma/verbs.c
+++ b/net/sunrpc/xprtrdma/verbs.c
@@ -1201,6 +1201,20 @@ rpcrdma_mr_get(struct rpcrdma_xprt *r_xprt)
}
/**
+ * rpcrdma_reply_put - Put reply buffers back into pool
+ * @buffers: buffer pool
+ * @req: object to return
+ *
+ */
+void rpcrdma_reply_put(struct rpcrdma_buffer *buffers, struct rpcrdma_req *req)
+{
+ if (req->rl_reply) {
+ rpcrdma_rep_put(buffers, req->rl_reply);
+ req->rl_reply = NULL;
+ }
+}
+
+/**
* rpcrdma_buffer_get - Get a request buffer
* @buffers: Buffer pool from which to obtain a buffer
*
@@ -1228,9 +1242,7 @@ rpcrdma_buffer_get(struct rpcrdma_buffer *buffers)
*/
void rpcrdma_buffer_put(struct rpcrdma_buffer *buffers, struct rpcrdma_req *req)
{
- if (req->rl_reply)
- rpcrdma_rep_put(buffers, req->rl_reply);
- req->rl_reply = NULL;
+ rpcrdma_reply_put(buffers, req);
spin_lock(&buffers->rb_lock);
list_add(&req->rl_list, &buffers->rb_send_bufs);
diff --git a/net/sunrpc/xprtrdma/xprt_rdma.h b/net/sunrpc/xprtrdma/xprt_rdma.h
index 436ad73..5d231d9 100644
--- a/net/sunrpc/xprtrdma/xprt_rdma.h
+++ b/net/sunrpc/xprtrdma/xprt_rdma.h
@@ -479,6 +479,7 @@ struct rpcrdma_req *rpcrdma_buffer_get(struct rpcrdma_buffer *);
void rpcrdma_buffer_put(struct rpcrdma_buffer *buffers,
struct rpcrdma_req *req);
void rpcrdma_rep_put(struct rpcrdma_buffer *buf, struct rpcrdma_rep *rep);
+void rpcrdma_reply_put(struct rpcrdma_buffer *buffers, struct rpcrdma_req *req);
bool rpcrdma_regbuf_realloc(struct rpcrdma_regbuf *rb, size_t size,
gfp_t flags);
diff --git a/net/sunrpc/xprtsock.c b/net/sunrpc/xprtsock.c
index 47aa47a..316d049 100644
--- a/net/sunrpc/xprtsock.c
+++ b/net/sunrpc/xprtsock.c
@@ -1010,6 +1010,8 @@ static int xs_tcp_send_request(struct rpc_rqst *req)
kernel_sock_shutdown(transport->sock, SHUT_RDWR);
return -ENOTCONN;
}
+ if (!transport->inet)
+ return -ENOTCONN;
xs_pktdump("packet data:",
req->rq_svec->iov_base,
diff --git a/net/tipc/core.c b/net/tipc/core.c
index 5cc1f03..3f4542e 100644
--- a/net/tipc/core.c
+++ b/net/tipc/core.c
@@ -60,7 +60,7 @@ static int __net_init tipc_init_net(struct net *net)
tn->trial_addr = 0;
tn->addr_trial_end = 0;
tn->capabilities = TIPC_NODE_CAPABILITIES;
- INIT_WORK(&tn->final_work.work, tipc_net_finalize_work);
+ INIT_WORK(&tn->work, tipc_net_finalize_work);
memset(tn->node_id, 0, sizeof(tn->node_id));
memset(tn->node_id_string, 0, sizeof(tn->node_id_string));
tn->mon_threshold = TIPC_DEF_MON_THRESHOLD;
@@ -110,7 +110,7 @@ static void __net_exit tipc_exit_net(struct net *net)
tipc_detach_loopback(net);
/* Make sure the tipc_net_finalize_work() finished */
- cancel_work_sync(&tn->final_work.work);
+ cancel_work_sync(&tn->work);
tipc_net_stop(net);
tipc_bcast_stop(net);
@@ -119,6 +119,8 @@ static void __net_exit tipc_exit_net(struct net *net)
#ifdef CONFIG_TIPC_CRYPTO
tipc_crypto_stop(&tipc_net(net)->crypto_tx);
#endif
+ while (atomic_read(&tn->wq_count))
+ cond_resched();
}
static void __net_exit tipc_pernet_pre_exit(struct net *net)
diff --git a/net/tipc/core.h b/net/tipc/core.h
index 03de7b2..0a3f7a7 100644
--- a/net/tipc/core.h
+++ b/net/tipc/core.h
@@ -91,12 +91,6 @@ extern unsigned int tipc_net_id __read_mostly;
extern int sysctl_tipc_rmem[3] __read_mostly;
extern int sysctl_tipc_named_timeout __read_mostly;
-struct tipc_net_work {
- struct work_struct work;
- struct net *net;
- u32 addr;
-};
-
struct tipc_net {
u8 node_id[NODE_ID_LEN];
u32 node_addr;
@@ -148,7 +142,9 @@ struct tipc_net {
struct tipc_crypto *crypto_tx;
#endif
/* Work item for net finalize */
- struct tipc_net_work final_work;
+ struct work_struct work;
+ /* The numbers of work queues in schedule */
+ atomic_t wq_count;
};
static inline struct tipc_net *tipc_net(struct net *net)
diff --git a/net/tipc/discover.c b/net/tipc/discover.c
index 5380f60..da69e1a 100644
--- a/net/tipc/discover.c
+++ b/net/tipc/discover.c
@@ -168,7 +168,7 @@ static bool tipc_disc_addr_trial_msg(struct tipc_discoverer *d,
/* Apply trial address if we just left trial period */
if (!trial && !self) {
- tipc_sched_net_finalize(net, tn->trial_addr);
+ schedule_work(&tn->work);
msg_set_prevnode(buf_msg(d->skb), tn->trial_addr);
msg_set_type(buf_msg(d->skb), DSC_REQ_MSG);
}
@@ -308,7 +308,7 @@ static void tipc_disc_timeout(struct timer_list *t)
if (!time_before(jiffies, tn->addr_trial_end) && !tipc_own_addr(net)) {
mod_timer(&d->timer, jiffies + TIPC_DISC_INIT);
spin_unlock_bh(&d->lock);
- tipc_sched_net_finalize(net, tn->trial_addr);
+ schedule_work(&tn->work);
return;
}
diff --git a/net/tipc/link.c b/net/tipc/link.c
index 1151092..c44b4bf 100644
--- a/net/tipc/link.c
+++ b/net/tipc/link.c
@@ -372,6 +372,11 @@ char tipc_link_plane(struct tipc_link *l)
return l->net_plane;
}
+struct net *tipc_link_net(struct tipc_link *l)
+{
+ return l->net;
+}
+
void tipc_link_update_caps(struct tipc_link *l, u16 capabilities)
{
l->peer_caps = capabilities;
diff --git a/net/tipc/link.h b/net/tipc/link.h
index fc07232..a16f401 100644
--- a/net/tipc/link.h
+++ b/net/tipc/link.h
@@ -156,4 +156,5 @@ int tipc_link_bc_sync_rcv(struct tipc_link *l, struct tipc_msg *hdr,
int tipc_link_bc_nack_rcv(struct tipc_link *l, struct sk_buff *skb,
struct sk_buff_head *xmitq);
bool tipc_link_too_silent(struct tipc_link *l);
+struct net *tipc_link_net(struct tipc_link *l);
#endif
diff --git a/net/tipc/msg.c b/net/tipc/msg.c
index 3f0a253..ce6ab54 100644
--- a/net/tipc/msg.c
+++ b/net/tipc/msg.c
@@ -149,18 +149,13 @@ int tipc_buf_append(struct sk_buff **headbuf, struct sk_buff **buf)
if (unlikely(head))
goto err;
*buf = NULL;
+ if (skb_has_frag_list(frag) && __skb_linearize(frag))
+ goto err;
frag = skb_unshare(frag, GFP_ATOMIC);
if (unlikely(!frag))
goto err;
head = *headbuf = frag;
TIPC_SKB_CB(head)->tail = NULL;
- if (skb_is_nonlinear(head)) {
- skb_walk_frags(head, tail) {
- TIPC_SKB_CB(head)->tail = tail;
- }
- } else {
- skb_frag_list_init(head);
- }
return 0;
}
diff --git a/net/tipc/net.c b/net/tipc/net.c
index a130195..0e95572 100644
--- a/net/tipc/net.c
+++ b/net/tipc/net.c
@@ -41,6 +41,7 @@
#include "socket.h"
#include "node.h"
#include "bcast.h"
+#include "link.h"
#include "netlink.h"
#include "monitor.h"
@@ -142,19 +143,9 @@ static void tipc_net_finalize(struct net *net, u32 addr)
void tipc_net_finalize_work(struct work_struct *work)
{
- struct tipc_net_work *fwork;
+ struct tipc_net *tn = container_of(work, struct tipc_net, work);
- fwork = container_of(work, struct tipc_net_work, work);
- tipc_net_finalize(fwork->net, fwork->addr);
-}
-
-void tipc_sched_net_finalize(struct net *net, u32 addr)
-{
- struct tipc_net *tn = tipc_net(net);
-
- tn->final_work.net = net;
- tn->final_work.addr = addr;
- schedule_work(&tn->final_work.work);
+ tipc_net_finalize(tipc_link_net(tn->bcl), tn->trial_addr);
}
void tipc_net_stop(struct net *net)
diff --git a/net/tipc/node.c b/net/tipc/node.c
index 8217905..81af929 100644
--- a/net/tipc/node.c
+++ b/net/tipc/node.c
@@ -423,18 +423,18 @@ static void tipc_node_write_unlock(struct tipc_node *n)
write_unlock_bh(&n->lock);
if (flags & TIPC_NOTIFY_NODE_DOWN)
- tipc_publ_notify(net, publ_list, n->addr, n->capabilities);
+ tipc_publ_notify(net, publ_list, sk.node, n->capabilities);
if (flags & TIPC_NOTIFY_NODE_UP)
- tipc_named_node_up(net, n->addr, n->capabilities);
+ tipc_named_node_up(net, sk.node, n->capabilities);
if (flags & TIPC_NOTIFY_LINK_UP) {
- tipc_mon_peer_up(net, n->addr, bearer_id);
- tipc_nametbl_publish(net, &ua, &sk, n->link_id);
+ tipc_mon_peer_up(net, sk.node, bearer_id);
+ tipc_nametbl_publish(net, &ua, &sk, sk.ref);
}
if (flags & TIPC_NOTIFY_LINK_DOWN) {
- tipc_mon_peer_down(net, n->addr, bearer_id);
- tipc_nametbl_withdraw(net, &ua, &sk, n->link_id);
+ tipc_mon_peer_down(net, sk.node, bearer_id);
+ tipc_nametbl_withdraw(net, &ua, &sk, sk.ref);
}
}
diff --git a/net/tipc/socket.c b/net/tipc/socket.c
index 58935cd0..53af728 100644
--- a/net/tipc/socket.c
+++ b/net/tipc/socket.c
@@ -1262,7 +1262,10 @@ void tipc_sk_mcast_rcv(struct net *net, struct sk_buff_head *arrvq,
spin_lock_bh(&inputq->lock);
if (skb_peek(arrvq) == skb) {
skb_queue_splice_tail_init(&tmpq, inputq);
- __skb_dequeue(arrvq);
+ /* Decrease the skb's refcnt as increasing in the
+ * function tipc_skb_peek
+ */
+ kfree_skb(__skb_dequeue(arrvq));
}
spin_unlock_bh(&inputq->lock);
__skb_queue_purge(&tmpq);
diff --git a/net/tipc/udp_media.c b/net/tipc/udp_media.c
index e556d2c..c2bb818 100644
--- a/net/tipc/udp_media.c
+++ b/net/tipc/udp_media.c
@@ -814,6 +814,7 @@ static void cleanup_bearer(struct work_struct *work)
kfree_rcu(rcast, rcu);
}
+ atomic_dec(&tipc_net(sock_net(ub->ubsock->sk))->wq_count);
dst_cache_destroy(&ub->rcast.dst_cache);
udp_tunnel_sock_release(ub->ubsock);
synchronize_net();
@@ -834,6 +835,7 @@ static void tipc_udp_disable(struct tipc_bearer *b)
RCU_INIT_POINTER(ub->bearer, NULL);
/* sock_release need to be done outside of rtnl lock */
+ atomic_inc(&tipc_net(sock_net(ub->ubsock->sk))->wq_count);
INIT_WORK(&ub->work, cleanup_bearer);
schedule_work(&ub->work);
}
diff --git a/net/tls/tls_sw.c b/net/tls/tls_sw.c
index 1dcb34d..694de02 100644
--- a/net/tls/tls_sw.c
+++ b/net/tls/tls_sw.c
@@ -37,6 +37,7 @@
#include <linux/sched/signal.h>
#include <linux/module.h>
+#include <linux/splice.h>
#include <crypto/aead.h>
#include <net/strparser.h>
@@ -1281,7 +1282,7 @@ int tls_sw_sendpage(struct sock *sk, struct page *page,
}
static struct sk_buff *tls_wait_data(struct sock *sk, struct sk_psock *psock,
- int flags, long timeo, int *err)
+ bool nonblock, long timeo, int *err)
{
struct tls_context *tls_ctx = tls_get_ctx(sk);
struct tls_sw_context_rx *ctx = tls_sw_ctx_rx(tls_ctx);
@@ -1306,7 +1307,7 @@ static struct sk_buff *tls_wait_data(struct sock *sk, struct sk_psock *psock,
if (sock_flag(sk, SOCK_DONE))
return NULL;
- if ((flags & MSG_DONTWAIT) || !timeo) {
+ if (nonblock || !timeo) {
*err = -EAGAIN;
return NULL;
}
@@ -1786,7 +1787,7 @@ int tls_sw_recvmsg(struct sock *sk,
bool async_capable;
bool async = false;
- skb = tls_wait_data(sk, psock, flags, timeo, &err);
+ skb = tls_wait_data(sk, psock, flags & MSG_DONTWAIT, timeo, &err);
if (!skb) {
if (psock) {
int ret = sk_msg_recvmsg(sk, psock, msg, len,
@@ -1990,9 +1991,9 @@ ssize_t tls_sw_splice_read(struct socket *sock, loff_t *ppos,
lock_sock(sk);
- timeo = sock_rcvtimeo(sk, flags & MSG_DONTWAIT);
+ timeo = sock_rcvtimeo(sk, flags & SPLICE_F_NONBLOCK);
- skb = tls_wait_data(sk, NULL, flags, timeo, &err);
+ skb = tls_wait_data(sk, NULL, flags & SPLICE_F_NONBLOCK, timeo, &err);
if (!skb)
goto splice_read_end;
diff --git a/net/wireless/util.c b/net/wireless/util.c
index 382c526..7ec021a 100644
--- a/net/wireless/util.c
+++ b/net/wireless/util.c
@@ -542,7 +542,7 @@ EXPORT_SYMBOL(ieee80211_get_mesh_hdrlen);
int ieee80211_data_to_8023_exthdr(struct sk_buff *skb, struct ethhdr *ehdr,
const u8 *addr, enum nl80211_iftype iftype,
- u8 data_offset)
+ u8 data_offset, bool is_amsdu)
{
struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data;
struct {
@@ -629,7 +629,7 @@ int ieee80211_data_to_8023_exthdr(struct sk_buff *skb, struct ethhdr *ehdr,
skb_copy_bits(skb, hdrlen, &payload, sizeof(payload));
tmp.h_proto = payload.proto;
- if (likely((ether_addr_equal(payload.hdr, rfc1042_header) &&
+ if (likely((!is_amsdu && ether_addr_equal(payload.hdr, rfc1042_header) &&
tmp.h_proto != htons(ETH_P_AARP) &&
tmp.h_proto != htons(ETH_P_IPX)) ||
ether_addr_equal(payload.hdr, bridge_tunnel_header)))
@@ -771,6 +771,9 @@ void ieee80211_amsdu_to_8023s(struct sk_buff *skb, struct sk_buff_head *list,
remaining = skb->len - offset;
if (subframe_len > remaining)
goto purge;
+ /* mitigate A-MSDU aggregation injection attacks */
+ if (ether_addr_equal(eth.h_dest, rfc1042_header))
+ goto purge;
offset += sizeof(struct ethhdr);
last = remaining <= subframe_len + padding;
diff --git a/samples/bpf/xdpsock_user.c b/samples/bpf/xdpsock_user.c
index aa69685..53e300f 100644
--- a/samples/bpf/xdpsock_user.c
+++ b/samples/bpf/xdpsock_user.c
@@ -1255,7 +1255,7 @@ static void tx_only(struct xsk_socket_info *xsk, u32 *frame_nb, int batch_size)
for (i = 0; i < batch_size; i++) {
struct xdp_desc *tx_desc = xsk_ring_prod__tx_desc(&xsk->tx,
idx + i);
- tx_desc->addr = (*frame_nb + i) << XSK_UMEM__DEFAULT_FRAME_SHIFT;
+ tx_desc->addr = (*frame_nb + i) * opt_xsk_frame_size;
tx_desc->len = PKT_SIZE;
}
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index 552e2cb..61a60c4 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -2603,6 +2603,28 @@ static const struct hda_model_fixup alc882_fixup_models[] = {
{}
};
+static const struct snd_hda_pin_quirk alc882_pin_fixup_tbl[] = {
+ SND_HDA_PIN_QUIRK(0x10ec1220, 0x1043, "ASUS", ALC1220_FIXUP_CLEVO_P950,
+ {0x14, 0x01014010},
+ {0x15, 0x01011012},
+ {0x16, 0x01016011},
+ {0x18, 0x01a19040},
+ {0x19, 0x02a19050},
+ {0x1a, 0x0181304f},
+ {0x1b, 0x0221401f},
+ {0x1e, 0x01456130}),
+ SND_HDA_PIN_QUIRK(0x10ec1220, 0x1462, "MS-7C35", ALC1220_FIXUP_CLEVO_P950,
+ {0x14, 0x01015010},
+ {0x15, 0x01011012},
+ {0x16, 0x01011011},
+ {0x18, 0x01a11040},
+ {0x19, 0x02a19050},
+ {0x1a, 0x0181104f},
+ {0x1b, 0x0221401f},
+ {0x1e, 0x01451130}),
+ {}
+};
+
/*
* BIOS auto configuration
*/
@@ -2644,6 +2666,7 @@ static int patch_alc882(struct hda_codec *codec)
snd_hda_pick_fixup(codec, alc882_fixup_models, alc882_fixup_tbl,
alc882_fixups);
+ snd_hda_pick_pin_fixup(codec, alc882_pin_fixup_tbl, alc882_fixups, true);
snd_hda_apply_fixup(codec, HDA_FIXUP_ACT_PRE_PROBE);
alc_auto_parse_customize_define(codec);
@@ -6543,6 +6566,8 @@ enum {
ALC295_FIXUP_ASUS_DACS,
ALC295_FIXUP_HP_OMEN,
ALC285_FIXUP_HP_SPECTRE_X360,
+ ALC287_FIXUP_IDEAPAD_BASS_SPK_AMP,
+ ALC623_FIXUP_LENOVO_THINKSTATION_P340,
};
static const struct hda_fixup alc269_fixups[] = {
@@ -8109,6 +8134,18 @@ static const struct hda_fixup alc269_fixups[] = {
.chained = true,
.chain_id = ALC285_FIXUP_SPEAKER2_TO_DAC1,
},
+ [ALC287_FIXUP_IDEAPAD_BASS_SPK_AMP] = {
+ .type = HDA_FIXUP_FUNC,
+ .v.func = alc285_fixup_ideapad_s740_coef,
+ .chained = true,
+ .chain_id = ALC285_FIXUP_THINKPAD_HEADSET_JACK,
+ },
+ [ALC623_FIXUP_LENOVO_THINKSTATION_P340] = {
+ .type = HDA_FIXUP_FUNC,
+ .v.func = alc_fixup_no_shutup,
+ .chained = true,
+ .chain_id = ALC283_FIXUP_HEADSET_MIC,
+ },
};
static const struct snd_pci_quirk alc269_fixup_tbl[] = {
@@ -8291,6 +8328,10 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = {
SND_PCI_QUIRK(0x103c, 0x87f7, "HP Spectre x360 14", ALC245_FIXUP_HP_X360_AMP),
SND_PCI_QUIRK(0x103c, 0x8846, "HP EliteBook 850 G8 Notebook PC", ALC285_FIXUP_HP_GPIO_LED),
SND_PCI_QUIRK(0x103c, 0x884c, "HP EliteBook 840 G8 Notebook PC", ALC285_FIXUP_HP_GPIO_LED),
+ SND_PCI_QUIRK(0x103c, 0x886d, "HP ZBook Fury 17.3 Inch G8 Mobile Workstation PC", ALC285_FIXUP_HP_GPIO_AMP_INIT),
+ SND_PCI_QUIRK(0x103c, 0x8870, "HP ZBook Fury 15.6 Inch G8 Mobile Workstation PC", ALC285_FIXUP_HP_GPIO_AMP_INIT),
+ SND_PCI_QUIRK(0x103c, 0x8873, "HP ZBook Studio 15.6 Inch G8 Mobile Workstation PC", ALC285_FIXUP_HP_GPIO_AMP_INIT),
+ SND_PCI_QUIRK(0x103c, 0x8896, "HP EliteBook 855 G8 Notebook PC", ALC285_FIXUP_HP_MUTE_LED),
SND_PCI_QUIRK(0x103c, 0x8898, "HP EliteBook 845 G8 Notebook PC", ALC285_FIXUP_HP_LIMIT_INT_MIC_BOOST),
SND_PCI_QUIRK(0x1043, 0x103e, "ASUS X540SA", ALC256_FIXUP_ASUS_MIC),
SND_PCI_QUIRK(0x1043, 0x103f, "ASUS TX300", ALC282_FIXUP_ASUS_TX300),
@@ -8427,7 +8468,7 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = {
SND_PCI_QUIRK(0x1558, 0xc019, "Clevo NH77D[BE]Q", ALC293_FIXUP_SYSTEM76_MIC_NO_PRESENCE),
SND_PCI_QUIRK(0x1558, 0xc022, "Clevo NH77[DC][QW]", ALC293_FIXUP_SYSTEM76_MIC_NO_PRESENCE),
SND_PCI_QUIRK(0x17aa, 0x1036, "Lenovo P520", ALC233_FIXUP_LENOVO_MULTI_CODECS),
- SND_PCI_QUIRK(0x17aa, 0x1048, "ThinkCentre Station", ALC283_FIXUP_HEADSET_MIC),
+ SND_PCI_QUIRK(0x17aa, 0x1048, "ThinkCentre Station", ALC623_FIXUP_LENOVO_THINKSTATION_P340),
SND_PCI_QUIRK(0x17aa, 0x20f2, "Thinkpad SL410/510", ALC269_FIXUP_SKU_IGNORE),
SND_PCI_QUIRK(0x17aa, 0x215e, "Thinkpad L512", ALC269_FIXUP_SKU_IGNORE),
SND_PCI_QUIRK(0x17aa, 0x21b8, "Thinkpad Edge 14", ALC269_FIXUP_SKU_IGNORE),
@@ -8477,6 +8518,7 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = {
SND_PCI_QUIRK(0x17aa, 0x3178, "ThinkCentre Station", ALC283_FIXUP_HEADSET_MIC),
SND_PCI_QUIRK(0x17aa, 0x3818, "Lenovo C940", ALC298_FIXUP_LENOVO_SPK_VOLUME),
SND_PCI_QUIRK(0x17aa, 0x3827, "Ideapad S740", ALC285_FIXUP_IDEAPAD_S740_COEF),
+ SND_PCI_QUIRK(0x17aa, 0x3843, "Yoga 9i", ALC287_FIXUP_IDEAPAD_BASS_SPK_AMP),
SND_PCI_QUIRK(0x17aa, 0x3902, "Lenovo E50-80", ALC269_FIXUP_DMIC_THINKPAD_ACPI),
SND_PCI_QUIRK(0x17aa, 0x3977, "IdeaPad S210", ALC283_FIXUP_INT_MIC),
SND_PCI_QUIRK(0x17aa, 0x3978, "Lenovo B50-70", ALC269_FIXUP_DMIC_THINKPAD_ACPI),
@@ -8692,6 +8734,8 @@ static const struct hda_model_fixup alc269_fixup_models[] = {
{.id = ALC245_FIXUP_HP_X360_AMP, .name = "alc245-hp-x360-amp"},
{.id = ALC295_FIXUP_HP_OMEN, .name = "alc295-hp-omen"},
{.id = ALC285_FIXUP_HP_SPECTRE_X360, .name = "alc285-hp-spectre-x360"},
+ {.id = ALC287_FIXUP_IDEAPAD_BASS_SPK_AMP, .name = "alc287-ideapad-bass-spk-amp"},
+ {.id = ALC623_FIXUP_LENOVO_THINKSTATION_P340, .name = "alc623-lenovo-thinkstation-p340"},
{}
};
#define ALC225_STANDARD_PINS \
diff --git a/sound/soc/amd/raven/acp3x-pcm-dma.c b/sound/soc/amd/raven/acp3x-pcm-dma.c
index f22bb2b..8148b0d 100644
--- a/sound/soc/amd/raven/acp3x-pcm-dma.c
+++ b/sound/soc/amd/raven/acp3x-pcm-dma.c
@@ -235,10 +235,6 @@ static int acp3x_dma_open(struct snd_soc_component *component,
return ret;
}
- if (!adata->play_stream && !adata->capture_stream &&
- !adata->i2ssp_play_stream && !adata->i2ssp_capture_stream)
- rv_writel(1, adata->acp3x_base + mmACP_EXTERNAL_INTR_ENB);
-
i2s_data->acp3x_base = adata->acp3x_base;
runtime->private_data = i2s_data;
return ret;
@@ -365,12 +361,6 @@ static int acp3x_dma_close(struct snd_soc_component *component,
}
}
- /* Disable ACP irq, when the current stream is being closed and
- * another stream is also not active.
- */
- if (!adata->play_stream && !adata->capture_stream &&
- !adata->i2ssp_play_stream && !adata->i2ssp_capture_stream)
- rv_writel(0, adata->acp3x_base + mmACP_EXTERNAL_INTR_ENB);
return 0;
}
diff --git a/sound/soc/amd/raven/acp3x.h b/sound/soc/amd/raven/acp3x.h
index 03fe9391..c3f0c8b 100644
--- a/sound/soc/amd/raven/acp3x.h
+++ b/sound/soc/amd/raven/acp3x.h
@@ -77,6 +77,7 @@
#define ACP_POWER_OFF_IN_PROGRESS 0x03
#define ACP3x_ITER_IRER_SAMP_LEN_MASK 0x38
+#define ACP_EXT_INTR_STAT_CLEAR_MASK 0xFFFFFFFF
struct acp3x_platform_info {
u16 play_i2s_instance;
diff --git a/sound/soc/amd/raven/pci-acp3x.c b/sound/soc/amd/raven/pci-acp3x.c
index d3536fd..a013a60 100644
--- a/sound/soc/amd/raven/pci-acp3x.c
+++ b/sound/soc/amd/raven/pci-acp3x.c
@@ -76,6 +76,19 @@ static int acp3x_reset(void __iomem *acp3x_base)
return -ETIMEDOUT;
}
+static void acp3x_enable_interrupts(void __iomem *acp_base)
+{
+ rv_writel(0x01, acp_base + mmACP_EXTERNAL_INTR_ENB);
+}
+
+static void acp3x_disable_interrupts(void __iomem *acp_base)
+{
+ rv_writel(ACP_EXT_INTR_STAT_CLEAR_MASK, acp_base +
+ mmACP_EXTERNAL_INTR_STAT);
+ rv_writel(0x00, acp_base + mmACP_EXTERNAL_INTR_CNTL);
+ rv_writel(0x00, acp_base + mmACP_EXTERNAL_INTR_ENB);
+}
+
static int acp3x_init(struct acp3x_dev_data *adata)
{
void __iomem *acp3x_base = adata->acp3x_base;
@@ -93,6 +106,7 @@ static int acp3x_init(struct acp3x_dev_data *adata)
pr_err("ACP3x reset failed\n");
return ret;
}
+ acp3x_enable_interrupts(acp3x_base);
return 0;
}
@@ -100,6 +114,7 @@ static int acp3x_deinit(void __iomem *acp3x_base)
{
int ret;
+ acp3x_disable_interrupts(acp3x_base);
/* Reset */
ret = acp3x_reset(acp3x_base);
if (ret) {
diff --git a/sound/soc/codecs/ak5558.c b/sound/soc/codecs/ak5558.c
index 34aed80..37d4600 100644
--- a/sound/soc/codecs/ak5558.c
+++ b/sound/soc/codecs/ak5558.c
@@ -307,7 +307,7 @@ static struct snd_soc_dai_driver ak5558_dai = {
};
static struct snd_soc_dai_driver ak5552_dai = {
- .name = "ak5558-aif",
+ .name = "ak5552-aif",
.capture = {
.stream_name = "Capture",
.channels_min = 1,
diff --git a/sound/soc/codecs/cs35l32.c b/sound/soc/codecs/cs35l32.c
index f406723..88e79b9 100644
--- a/sound/soc/codecs/cs35l32.c
+++ b/sound/soc/codecs/cs35l32.c
@@ -261,6 +261,9 @@ static const struct regmap_config cs35l32_regmap = {
.readable_reg = cs35l32_readable_register,
.precious_reg = cs35l32_precious_register,
.cache_type = REGCACHE_RBTREE,
+
+ .use_single_read = true,
+ .use_single_write = true,
};
static int cs35l32_handle_of_data(struct i2c_client *i2c_client,
diff --git a/sound/soc/codecs/cs35l33.c b/sound/soc/codecs/cs35l33.c
index 7ad7b73..e8f3dcf 100644
--- a/sound/soc/codecs/cs35l33.c
+++ b/sound/soc/codecs/cs35l33.c
@@ -1201,6 +1201,7 @@ static int cs35l33_i2c_probe(struct i2c_client *i2c_client,
dev_err(&i2c_client->dev,
"CS35L33 Device ID (%X). Expected ID %X\n",
devid, CS35L33_CHIP_ID);
+ ret = -EINVAL;
goto err_enable;
}
diff --git a/sound/soc/codecs/cs35l34.c b/sound/soc/codecs/cs35l34.c
index 110ee2d..3d3c3c3 100644
--- a/sound/soc/codecs/cs35l34.c
+++ b/sound/soc/codecs/cs35l34.c
@@ -800,6 +800,9 @@ static struct regmap_config cs35l34_regmap = {
.readable_reg = cs35l34_readable_register,
.precious_reg = cs35l34_precious_register,
.cache_type = REGCACHE_RBTREE,
+
+ .use_single_read = true,
+ .use_single_write = true,
};
static int cs35l34_handle_of_data(struct i2c_client *i2c_client,
diff --git a/sound/soc/codecs/cs42l42.c b/sound/soc/codecs/cs42l42.c
index bf982e1..77473c2 100644
--- a/sound/soc/codecs/cs42l42.c
+++ b/sound/soc/codecs/cs42l42.c
@@ -399,6 +399,9 @@ static const struct regmap_config cs42l42_regmap = {
.reg_defaults = cs42l42_reg_defaults,
.num_reg_defaults = ARRAY_SIZE(cs42l42_reg_defaults),
.cache_type = REGCACHE_RBTREE,
+
+ .use_single_read = true,
+ .use_single_write = true,
};
static DECLARE_TLV_DB_SCALE(adc_tlv, -9600, 100, false);
diff --git a/sound/soc/codecs/cs42l56.c b/sound/soc/codecs/cs42l56.c
index c44a5cd..7cdffdf 100644
--- a/sound/soc/codecs/cs42l56.c
+++ b/sound/soc/codecs/cs42l56.c
@@ -1175,7 +1175,7 @@ static int cs42l56_i2c_probe(struct i2c_client *i2c_client,
struct cs42l56_platform_data *pdata =
dev_get_platdata(&i2c_client->dev);
int ret, i;
- unsigned int devid = 0;
+ unsigned int devid;
unsigned int alpha_rev, metal_rev;
unsigned int reg;
@@ -1245,6 +1245,11 @@ static int cs42l56_i2c_probe(struct i2c_client *i2c_client,
}
ret = regmap_read(cs42l56->regmap, CS42L56_CHIP_ID_1, ®);
+ if (ret) {
+ dev_err(&i2c_client->dev, "Failed to read chip ID: %d\n", ret);
+ return ret;
+ }
+
devid = reg & CS42L56_CHIP_ID_MASK;
if (devid != CS42L56_DEVID) {
dev_err(&i2c_client->dev,
diff --git a/sound/soc/codecs/cs42l73.c b/sound/soc/codecs/cs42l73.c
index c3f974e..e92baca 100644
--- a/sound/soc/codecs/cs42l73.c
+++ b/sound/soc/codecs/cs42l73.c
@@ -1268,6 +1268,9 @@ static const struct regmap_config cs42l73_regmap = {
.volatile_reg = cs42l73_volatile_register,
.readable_reg = cs42l73_readable_register,
.cache_type = REGCACHE_RBTREE,
+
+ .use_single_read = true,
+ .use_single_write = true,
};
static int cs42l73_i2c_probe(struct i2c_client *i2c_client,
diff --git a/sound/soc/codecs/cs53l30.c b/sound/soc/codecs/cs53l30.c
index 3d67cbf..abe0cc0 100644
--- a/sound/soc/codecs/cs53l30.c
+++ b/sound/soc/codecs/cs53l30.c
@@ -912,6 +912,9 @@ static struct regmap_config cs53l30_regmap = {
.writeable_reg = cs53l30_writeable_register,
.readable_reg = cs53l30_readable_register,
.cache_type = REGCACHE_RBTREE,
+
+ .use_single_read = true,
+ .use_single_write = true,
};
static int cs53l30_i2c_probe(struct i2c_client *client,
diff --git a/sound/soc/codecs/da7219.c b/sound/soc/codecs/da7219.c
index bd3c523..13009d0 100644
--- a/sound/soc/codecs/da7219.c
+++ b/sound/soc/codecs/da7219.c
@@ -2181,10 +2181,7 @@ static int da7219_register_dai_clks(struct snd_soc_component *component)
ret);
goto err;
}
-
- da7219->dai_clks[i] = devm_clk_hw_get_clk(dev, dai_clk_hw, NULL);
- if (IS_ERR(da7219->dai_clks[i]))
- return PTR_ERR(da7219->dai_clks[i]);
+ da7219->dai_clks[i] = dai_clk_hw->clk;
/* For DT setup onecell data, otherwise create lookup */
if (np) {
diff --git a/sound/soc/codecs/lpass-rx-macro.c b/sound/soc/codecs/lpass-rx-macro.c
index b0ebfc8..171ab7f 100644
--- a/sound/soc/codecs/lpass-rx-macro.c
+++ b/sound/soc/codecs/lpass-rx-macro.c
@@ -3579,6 +3579,7 @@ static const struct of_device_id rx_macro_dt_match[] = {
{ .compatible = "qcom,sm8250-lpass-rx-macro" },
{ }
};
+MODULE_DEVICE_TABLE(of, rx_macro_dt_match);
static struct platform_driver rx_macro_driver = {
.driver = {
diff --git a/sound/soc/codecs/lpass-tx-macro.c b/sound/soc/codecs/lpass-tx-macro.c
index acd2fbc..27a0d5d 100644
--- a/sound/soc/codecs/lpass-tx-macro.c
+++ b/sound/soc/codecs/lpass-tx-macro.c
@@ -1846,6 +1846,7 @@ static const struct of_device_id tx_macro_dt_match[] = {
{ .compatible = "qcom,sm8250-lpass-tx-macro" },
{ }
};
+MODULE_DEVICE_TABLE(of, tx_macro_dt_match);
static struct platform_driver tx_macro_driver = {
.driver = {
.name = "tx_macro",
diff --git a/sound/soc/codecs/max98088.c b/sound/soc/codecs/max98088.c
index 4be24e7..f8e49e4 100644
--- a/sound/soc/codecs/max98088.c
+++ b/sound/soc/codecs/max98088.c
@@ -41,6 +41,7 @@ struct max98088_priv {
enum max98088_type devtype;
struct max98088_pdata *pdata;
struct clk *mclk;
+ unsigned char mclk_prescaler;
unsigned int sysclk;
struct max98088_cdata dai[2];
int eq_textcnt;
@@ -998,13 +999,16 @@ static int max98088_dai1_hw_params(struct snd_pcm_substream *substream,
/* Configure NI when operating as master */
if (snd_soc_component_read(component, M98088_REG_14_DAI1_FORMAT)
& M98088_DAI_MAS) {
+ unsigned long pclk;
+
if (max98088->sysclk == 0) {
dev_err(component->dev, "Invalid system clock frequency\n");
return -EINVAL;
}
ni = 65536ULL * (rate < 50000 ? 96ULL : 48ULL)
* (unsigned long long int)rate;
- do_div(ni, (unsigned long long int)max98088->sysclk);
+ pclk = DIV_ROUND_CLOSEST(max98088->sysclk, max98088->mclk_prescaler);
+ ni = DIV_ROUND_CLOSEST_ULL(ni, pclk);
snd_soc_component_write(component, M98088_REG_12_DAI1_CLKCFG_HI,
(ni >> 8) & 0x7F);
snd_soc_component_write(component, M98088_REG_13_DAI1_CLKCFG_LO,
@@ -1065,13 +1069,16 @@ static int max98088_dai2_hw_params(struct snd_pcm_substream *substream,
/* Configure NI when operating as master */
if (snd_soc_component_read(component, M98088_REG_1C_DAI2_FORMAT)
& M98088_DAI_MAS) {
+ unsigned long pclk;
+
if (max98088->sysclk == 0) {
dev_err(component->dev, "Invalid system clock frequency\n");
return -EINVAL;
}
ni = 65536ULL * (rate < 50000 ? 96ULL : 48ULL)
* (unsigned long long int)rate;
- do_div(ni, (unsigned long long int)max98088->sysclk);
+ pclk = DIV_ROUND_CLOSEST(max98088->sysclk, max98088->mclk_prescaler);
+ ni = DIV_ROUND_CLOSEST_ULL(ni, pclk);
snd_soc_component_write(component, M98088_REG_1A_DAI2_CLKCFG_HI,
(ni >> 8) & 0x7F);
snd_soc_component_write(component, M98088_REG_1B_DAI2_CLKCFG_LO,
@@ -1113,8 +1120,10 @@ static int max98088_dai_set_sysclk(struct snd_soc_dai *dai,
*/
if ((freq >= 10000000) && (freq < 20000000)) {
snd_soc_component_write(component, M98088_REG_10_SYS_CLK, 0x10);
+ max98088->mclk_prescaler = 1;
} else if ((freq >= 20000000) && (freq < 30000000)) {
snd_soc_component_write(component, M98088_REG_10_SYS_CLK, 0x20);
+ max98088->mclk_prescaler = 2;
} else {
dev_err(component->dev, "Invalid master clock frequency\n");
return -EINVAL;
diff --git a/sound/soc/codecs/rt711-sdca.c b/sound/soc/codecs/rt711-sdca.c
index cc36739..24a084e 100644
--- a/sound/soc/codecs/rt711-sdca.c
+++ b/sound/soc/codecs/rt711-sdca.c
@@ -683,13 +683,13 @@ static int rt711_sdca_set_fu1e_capture_ctl(struct rt711_sdca_priv *rt711)
ch_r = (rt711->fu1e_dapm_mute || rt711->fu1e_mixer_r_mute) ? 0x01 : 0x00;
err = regmap_write(rt711->regmap,
- SDW_SDCA_CTL(FUNC_NUM_JACK_CODEC, RT711_SDCA_ENT_USER_FU1E,
+ SDW_SDCA_CTL(FUNC_NUM_MIC_ARRAY, RT711_SDCA_ENT_USER_FU1E,
RT711_SDCA_CTL_FU_MUTE, CH_L), ch_l);
if (err < 0)
return err;
err = regmap_write(rt711->regmap,
- SDW_SDCA_CTL(FUNC_NUM_JACK_CODEC, RT711_SDCA_ENT_USER_FU1E,
+ SDW_SDCA_CTL(FUNC_NUM_MIC_ARRAY, RT711_SDCA_ENT_USER_FU1E,
RT711_SDCA_CTL_FU_MUTE, CH_R), ch_r);
if (err < 0)
return err;
diff --git a/sound/soc/codecs/sti-sas.c b/sound/soc/codecs/sti-sas.c
index ffdf7e5..82a24e3 100644
--- a/sound/soc/codecs/sti-sas.c
+++ b/sound/soc/codecs/sti-sas.c
@@ -408,6 +408,7 @@ static const struct of_device_id sti_sas_dev_match[] = {
},
{},
};
+MODULE_DEVICE_TABLE(of, sti_sas_dev_match);
static int sti_sas_driver_probe(struct platform_device *pdev)
{
diff --git a/sound/soc/fsl/Kconfig b/sound/soc/fsl/Kconfig
index 0917d65..556c284 100644
--- a/sound/soc/fsl/Kconfig
+++ b/sound/soc/fsl/Kconfig
@@ -119,6 +119,7 @@
tristate "NXP Audio Base On RPMSG support"
depends on COMMON_CLK
depends on RPMSG
+ depends on SND_IMX_SOC || SND_IMX_SOC = n
select SND_SOC_IMX_RPMSG if SND_IMX_SOC != n
help
Say Y if you want to add rpmsg audio support for the Freescale CPUs.
diff --git a/sound/soc/generic/audio-graph-card.c b/sound/soc/generic/audio-graph-card.c
index 2c8a2fc..5e71382 100644
--- a/sound/soc/generic/audio-graph-card.c
+++ b/sound/soc/generic/audio-graph-card.c
@@ -209,7 +209,7 @@ static void graph_parse_mclk_fs(struct device_node *top,
static int graph_parse_node(struct asoc_simple_priv *priv,
struct device_node *ep,
struct link_info *li,
- int is_cpu)
+ int *cpu)
{
struct device *dev = simple_priv_to_dev(priv);
struct device_node *top = dev->of_node;
@@ -217,9 +217,9 @@ static int graph_parse_node(struct asoc_simple_priv *priv,
struct simple_dai_props *dai_props = simple_priv_to_props(priv, li->link);
struct snd_soc_dai_link_component *dlc;
struct asoc_simple_dai *dai;
- int ret, single = 0;
+ int ret;
- if (is_cpu) {
+ if (cpu) {
dlc = asoc_link_to_cpu(dai_link, 0);
dai = simple_props_to_dai_cpu(dai_props, 0);
} else {
@@ -229,7 +229,7 @@ static int graph_parse_node(struct asoc_simple_priv *priv,
graph_parse_mclk_fs(top, ep, dai_props);
- ret = asoc_simple_parse_dai(ep, dlc, &single);
+ ret = asoc_simple_parse_dai(ep, dlc, cpu);
if (ret < 0)
return ret;
@@ -241,9 +241,6 @@ static int graph_parse_node(struct asoc_simple_priv *priv,
if (ret < 0)
return ret;
- if (is_cpu)
- asoc_simple_canonicalize_cpu(dlc, single);
-
return 0;
}
@@ -276,33 +273,29 @@ static int graph_dai_link_of_dpcm(struct asoc_simple_priv *priv,
struct link_info *li)
{
struct device *dev = simple_priv_to_dev(priv);
- struct snd_soc_card *card = simple_priv_to_card(priv);
struct snd_soc_dai_link *dai_link = simple_priv_to_link(priv, li->link);
struct simple_dai_props *dai_props = simple_priv_to_props(priv, li->link);
struct device_node *top = dev->of_node;
struct device_node *ep = li->cpu ? cpu_ep : codec_ep;
- struct device_node *port;
- struct device_node *ports;
- struct snd_soc_dai_link_component *cpus = asoc_link_to_cpu(dai_link, 0);
- struct snd_soc_dai_link_component *codecs = asoc_link_to_codec(dai_link, 0);
char dai_name[64];
int ret;
- port = of_get_parent(ep);
- ports = of_get_parent(port);
-
dev_dbg(dev, "link_of DPCM (%pOF)\n", ep);
if (li->cpu) {
+ struct snd_soc_card *card = simple_priv_to_card(priv);
+ struct snd_soc_dai_link_component *cpus = asoc_link_to_cpu(dai_link, 0);
+ int is_single_links = 0;
+
/* Codec is dummy */
/* FE settings */
dai_link->dynamic = 1;
dai_link->dpcm_merged_format = 1;
- ret = graph_parse_node(priv, cpu_ep, li, 1);
+ ret = graph_parse_node(priv, cpu_ep, li, &is_single_links);
if (ret)
- goto out_put_node;
+ return ret;
snprintf(dai_name, sizeof(dai_name),
"fe.%pOFP.%s", cpus->of_node, cpus->dai_name);
@@ -318,8 +311,13 @@ static int graph_dai_link_of_dpcm(struct asoc_simple_priv *priv,
*/
if (card->component_chaining && !soc_component_is_pcm(cpus))
dai_link->no_pcm = 1;
+
+ asoc_simple_canonicalize_cpu(cpus, is_single_links);
} else {
- struct snd_soc_codec_conf *cconf;
+ struct snd_soc_codec_conf *cconf = simple_props_to_codec_conf(dai_props, 0);
+ struct snd_soc_dai_link_component *codecs = asoc_link_to_codec(dai_link, 0);
+ struct device_node *port;
+ struct device_node *ports;
/* CPU is dummy */
@@ -327,22 +325,25 @@ static int graph_dai_link_of_dpcm(struct asoc_simple_priv *priv,
dai_link->no_pcm = 1;
dai_link->be_hw_params_fixup = asoc_simple_be_hw_params_fixup;
- cconf = simple_props_to_codec_conf(dai_props, 0);
-
- ret = graph_parse_node(priv, codec_ep, li, 0);
+ ret = graph_parse_node(priv, codec_ep, li, NULL);
if (ret < 0)
- goto out_put_node;
+ return ret;
snprintf(dai_name, sizeof(dai_name),
"be.%pOFP.%s", codecs->of_node, codecs->dai_name);
/* check "prefix" from top node */
+ port = of_get_parent(ep);
+ ports = of_get_parent(port);
snd_soc_of_parse_node_prefix(top, cconf, codecs->of_node,
"prefix");
if (of_node_name_eq(ports, "ports"))
snd_soc_of_parse_node_prefix(ports, cconf, codecs->of_node, "prefix");
snd_soc_of_parse_node_prefix(port, cconf, codecs->of_node,
"prefix");
+
+ of_node_put(ports);
+ of_node_put(port);
}
graph_parse_convert(dev, ep, &dai_props->adata);
@@ -351,11 +352,8 @@ static int graph_dai_link_of_dpcm(struct asoc_simple_priv *priv,
ret = graph_link_init(priv, cpu_ep, codec_ep, li, dai_name);
-out_put_node:
li->link++;
- of_node_put(ports);
- of_node_put(port);
return ret;
}
@@ -369,20 +367,23 @@ static int graph_dai_link_of(struct asoc_simple_priv *priv,
struct snd_soc_dai_link_component *cpus = asoc_link_to_cpu(dai_link, 0);
struct snd_soc_dai_link_component *codecs = asoc_link_to_codec(dai_link, 0);
char dai_name[64];
- int ret;
+ int ret, is_single_links = 0;
dev_dbg(dev, "link_of (%pOF)\n", cpu_ep);
- ret = graph_parse_node(priv, cpu_ep, li, 1);
+ ret = graph_parse_node(priv, cpu_ep, li, &is_single_links);
if (ret < 0)
return ret;
- ret = graph_parse_node(priv, codec_ep, li, 0);
+ ret = graph_parse_node(priv, codec_ep, li, NULL);
if (ret < 0)
return ret;
snprintf(dai_name, sizeof(dai_name),
"%s-%s", cpus->dai_name, codecs->dai_name);
+
+ asoc_simple_canonicalize_cpu(cpus, is_single_links);
+
ret = graph_link_init(priv, cpu_ep, codec_ep, li, dai_name);
if (ret < 0)
return ret;
diff --git a/sound/soc/generic/simple-card.c b/sound/soc/generic/simple-card.c
index a1373be..0015f53 100644
--- a/sound/soc/generic/simple-card.c
+++ b/sound/soc/generic/simple-card.c
@@ -93,12 +93,11 @@ static void simple_parse_convert(struct device *dev,
}
static void simple_parse_mclk_fs(struct device_node *top,
- struct device_node *cpu,
- struct device_node *codec,
+ struct device_node *np,
struct simple_dai_props *props,
char *prefix)
{
- struct device_node *node = of_get_parent(cpu);
+ struct device_node *node = of_get_parent(np);
char prop[128];
snprintf(prop, sizeof(prop), "%smclk-fs", PREFIX);
@@ -106,12 +105,71 @@ static void simple_parse_mclk_fs(struct device_node *top,
snprintf(prop, sizeof(prop), "%smclk-fs", prefix);
of_property_read_u32(node, prop, &props->mclk_fs);
- of_property_read_u32(cpu, prop, &props->mclk_fs);
- of_property_read_u32(codec, prop, &props->mclk_fs);
+ of_property_read_u32(np, prop, &props->mclk_fs);
of_node_put(node);
}
+static int simple_parse_node(struct asoc_simple_priv *priv,
+ struct device_node *np,
+ struct link_info *li,
+ char *prefix,
+ int *cpu)
+{
+ struct device *dev = simple_priv_to_dev(priv);
+ struct device_node *top = dev->of_node;
+ struct snd_soc_dai_link *dai_link = simple_priv_to_link(priv, li->link);
+ struct simple_dai_props *dai_props = simple_priv_to_props(priv, li->link);
+ struct snd_soc_dai_link_component *dlc;
+ struct asoc_simple_dai *dai;
+ int ret;
+
+ if (cpu) {
+ dlc = asoc_link_to_cpu(dai_link, 0);
+ dai = simple_props_to_dai_cpu(dai_props, 0);
+ } else {
+ dlc = asoc_link_to_codec(dai_link, 0);
+ dai = simple_props_to_dai_codec(dai_props, 0);
+ }
+
+ simple_parse_mclk_fs(top, np, dai_props, prefix);
+
+ ret = asoc_simple_parse_dai(np, dlc, cpu);
+ if (ret)
+ return ret;
+
+ ret = asoc_simple_parse_clk(dev, np, dai, dlc);
+ if (ret)
+ return ret;
+
+ ret = asoc_simple_parse_tdm(np, dai);
+ if (ret)
+ return ret;
+
+ return 0;
+}
+
+static int simple_link_init(struct asoc_simple_priv *priv,
+ struct device_node *node,
+ struct device_node *codec,
+ struct link_info *li,
+ char *prefix, char *name)
+{
+ struct device *dev = simple_priv_to_dev(priv);
+ struct snd_soc_dai_link *dai_link = simple_priv_to_link(priv, li->link);
+ int ret;
+
+ ret = asoc_simple_parse_daifmt(dev, node, codec,
+ prefix, &dai_link->dai_fmt);
+ if (ret < 0)
+ return 0;
+
+ dai_link->init = asoc_simple_dai_init;
+ dai_link->ops = &simple_ops;
+
+ return asoc_simple_set_dailink_name(dev, dai_link, name);
+}
+
static int simple_dai_link_of_dpcm(struct asoc_simple_priv *priv,
struct device_node *np,
struct device_node *codec,
@@ -121,24 +179,21 @@ static int simple_dai_link_of_dpcm(struct asoc_simple_priv *priv,
struct device *dev = simple_priv_to_dev(priv);
struct snd_soc_dai_link *dai_link = simple_priv_to_link(priv, li->link);
struct simple_dai_props *dai_props = simple_priv_to_props(priv, li->link);
- struct asoc_simple_dai *dai;
- struct snd_soc_dai_link_component *cpus = asoc_link_to_cpu(dai_link, 0);
- struct snd_soc_dai_link_component *codecs = asoc_link_to_codec(dai_link, 0);
- struct snd_soc_dai_link_component *platforms = asoc_link_to_platform(dai_link, 0);
struct device_node *top = dev->of_node;
struct device_node *node = of_get_parent(np);
char *prefix = "";
+ char dai_name[64];
int ret;
dev_dbg(dev, "link_of DPCM (%pOF)\n", np);
- li->link++;
-
/* For single DAI link & old style of DT node */
if (is_top)
prefix = PREFIX;
if (li->cpu) {
+ struct snd_soc_dai_link_component *cpus = asoc_link_to_cpu(dai_link, 0);
+ struct snd_soc_dai_link_component *platforms = asoc_link_to_platform(dai_link, 0);
int is_single_links = 0;
/* Codec is dummy */
@@ -147,25 +202,16 @@ static int simple_dai_link_of_dpcm(struct asoc_simple_priv *priv,
dai_link->dynamic = 1;
dai_link->dpcm_merged_format = 1;
- dai = simple_props_to_dai_cpu(dai_props, 0);
-
- ret = asoc_simple_parse_dai(np, cpus, &is_single_links);
- if (ret)
- goto out_put_node;
-
- ret = asoc_simple_parse_clk(dev, np, dai, cpus);
+ ret = simple_parse_node(priv, np, li, prefix, &is_single_links);
if (ret < 0)
goto out_put_node;
- ret = asoc_simple_set_dailink_name(dev, dai_link,
- "fe.%s",
- cpus->dai_name);
- if (ret < 0)
- goto out_put_node;
+ snprintf(dai_name, sizeof(dai_name), "fe.%s", cpus->dai_name);
asoc_simple_canonicalize_cpu(cpus, is_single_links);
asoc_simple_canonicalize_platform(platforms, cpus);
} else {
+ struct snd_soc_dai_link_component *codecs = asoc_link_to_codec(dai_link, 0);
struct snd_soc_codec_conf *cconf;
/* CPU is dummy */
@@ -174,22 +220,13 @@ static int simple_dai_link_of_dpcm(struct asoc_simple_priv *priv,
dai_link->no_pcm = 1;
dai_link->be_hw_params_fixup = asoc_simple_be_hw_params_fixup;
- dai = simple_props_to_dai_codec(dai_props, 0);
cconf = simple_props_to_codec_conf(dai_props, 0);
- ret = asoc_simple_parse_dai(np, codecs, NULL);
+ ret = simple_parse_node(priv, np, li, prefix, NULL);
if (ret < 0)
goto out_put_node;
- ret = asoc_simple_parse_clk(dev, np, dai, codecs);
- if (ret < 0)
- goto out_put_node;
-
- ret = asoc_simple_set_dailink_name(dev, dai_link,
- "be.%s",
- codecs->dai_name);
- if (ret < 0)
- goto out_put_node;
+ snprintf(dai_name, sizeof(dai_name), "be.%s", codecs->dai_name);
/* check "prefix" from top node */
snd_soc_of_parse_node_prefix(top, cconf, codecs->of_node,
@@ -201,23 +238,14 @@ static int simple_dai_link_of_dpcm(struct asoc_simple_priv *priv,
}
simple_parse_convert(dev, np, &dai_props->adata);
- simple_parse_mclk_fs(top, np, codec, dai_props, prefix);
-
- ret = asoc_simple_parse_tdm(np, dai);
- if (ret)
- goto out_put_node;
-
- ret = asoc_simple_parse_daifmt(dev, node, codec,
- prefix, &dai_link->dai_fmt);
- if (ret < 0)
- goto out_put_node;
snd_soc_dai_link_set_capabilities(dai_link);
- dai_link->ops = &simple_ops;
- dai_link->init = asoc_simple_dai_init;
+ ret = simple_link_init(priv, node, codec, li, prefix, dai_name);
out_put_node:
+ li->link++;
+
of_node_put(node);
return ret;
}
@@ -230,23 +258,19 @@ static int simple_dai_link_of(struct asoc_simple_priv *priv,
{
struct device *dev = simple_priv_to_dev(priv);
struct snd_soc_dai_link *dai_link = simple_priv_to_link(priv, li->link);
- struct simple_dai_props *dai_props = simple_priv_to_props(priv, li->link);
- struct asoc_simple_dai *cpu_dai = simple_props_to_dai_cpu(dai_props, 0);
- struct asoc_simple_dai *codec_dai = simple_props_to_dai_codec(dai_props, 0);
struct snd_soc_dai_link_component *cpus = asoc_link_to_cpu(dai_link, 0);
struct snd_soc_dai_link_component *codecs = asoc_link_to_codec(dai_link, 0);
struct snd_soc_dai_link_component *platforms = asoc_link_to_platform(dai_link, 0);
- struct device_node *top = dev->of_node;
struct device_node *cpu = NULL;
struct device_node *node = NULL;
struct device_node *plat = NULL;
+ char dai_name[64];
char prop[128];
char *prefix = "";
int ret, single_cpu = 0;
cpu = np;
node = of_get_parent(np);
- li->link++;
dev_dbg(dev, "link_of (%pOF)\n", node);
@@ -257,18 +281,11 @@ static int simple_dai_link_of(struct asoc_simple_priv *priv,
snprintf(prop, sizeof(prop), "%splat", prefix);
plat = of_get_child_by_name(node, prop);
- ret = asoc_simple_parse_daifmt(dev, node, codec,
- prefix, &dai_link->dai_fmt);
+ ret = simple_parse_node(priv, cpu, li, prefix, &single_cpu);
if (ret < 0)
goto dai_link_of_err;
- simple_parse_mclk_fs(top, cpu, codec, dai_props, prefix);
-
- ret = asoc_simple_parse_dai(cpu, cpus, &single_cpu);
- if (ret < 0)
- goto dai_link_of_err;
-
- ret = asoc_simple_parse_dai(codec, codecs, NULL);
+ ret = simple_parse_node(priv, codec, li, prefix, NULL);
if (ret < 0)
goto dai_link_of_err;
@@ -276,39 +293,20 @@ static int simple_dai_link_of(struct asoc_simple_priv *priv,
if (ret < 0)
goto dai_link_of_err;
- ret = asoc_simple_parse_tdm(cpu, cpu_dai);
- if (ret < 0)
- goto dai_link_of_err;
-
- ret = asoc_simple_parse_tdm(codec, codec_dai);
- if (ret < 0)
- goto dai_link_of_err;
-
- ret = asoc_simple_parse_clk(dev, cpu, cpu_dai, cpus);
- if (ret < 0)
- goto dai_link_of_err;
-
- ret = asoc_simple_parse_clk(dev, codec, codec_dai, codecs);
- if (ret < 0)
- goto dai_link_of_err;
-
- ret = asoc_simple_set_dailink_name(dev, dai_link,
- "%s-%s",
- cpus->dai_name,
- codecs->dai_name);
- if (ret < 0)
- goto dai_link_of_err;
-
- dai_link->ops = &simple_ops;
- dai_link->init = asoc_simple_dai_init;
+ snprintf(dai_name, sizeof(dai_name),
+ "%s-%s", cpus->dai_name, codecs->dai_name);
asoc_simple_canonicalize_cpu(cpus, single_cpu);
asoc_simple_canonicalize_platform(platforms, cpus);
+ ret = simple_link_init(priv, node, codec, li, prefix, dai_name);
+
dai_link_of_err:
of_node_put(plat);
of_node_put(node);
+ li->link++;
+
return ret;
}
diff --git a/sound/soc/intel/boards/bytcr_rt5640.c b/sound/soc/intel/boards/bytcr_rt5640.c
index df2f5d5..22dbd9d 100644
--- a/sound/soc/intel/boards/bytcr_rt5640.c
+++ b/sound/soc/intel/boards/bytcr_rt5640.c
@@ -574,6 +574,17 @@ static const struct dmi_system_id byt_rt5640_quirk_table[] = {
BYT_RT5640_SSP0_AIF1 |
BYT_RT5640_MCLK_EN),
},
+ { /* Glavey TM800A550L */
+ .matches = {
+ DMI_MATCH(DMI_BOARD_VENDOR, "AMI Corporation"),
+ DMI_MATCH(DMI_BOARD_NAME, "Aptio CRB"),
+ /* Above strings are too generic, also match on BIOS version */
+ DMI_MATCH(DMI_BIOS_VERSION, "ZY-8-BI-PX4S70VTR400-X423B-005-D"),
+ },
+ .driver_data = (void *)(BYTCR_INPUT_DEFAULTS |
+ BYT_RT5640_SSP0_AIF1 |
+ BYT_RT5640_MCLK_EN),
+ },
{
.matches = {
DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
@@ -652,6 +663,20 @@ static const struct dmi_system_id byt_rt5640_quirk_table[] = {
BYT_RT5640_MONO_SPEAKER |
BYT_RT5640_MCLK_EN),
},
+ { /* Lenovo Miix 3-830 */
+ .matches = {
+ DMI_EXACT_MATCH(DMI_SYS_VENDOR, "LENOVO"),
+ DMI_EXACT_MATCH(DMI_PRODUCT_VERSION, "Lenovo MIIX 3-830"),
+ },
+ .driver_data = (void *)(BYT_RT5640_IN1_MAP |
+ BYT_RT5640_JD_SRC_JD2_IN4N |
+ BYT_RT5640_OVCD_TH_2000UA |
+ BYT_RT5640_OVCD_SF_0P75 |
+ BYT_RT5640_MONO_SPEAKER |
+ BYT_RT5640_DIFF_MIC |
+ BYT_RT5640_SSP0_AIF1 |
+ BYT_RT5640_MCLK_EN),
+ },
{ /* Linx Linx7 tablet */
.matches = {
DMI_EXACT_MATCH(DMI_SYS_VENDOR, "LINX"),
diff --git a/sound/soc/qcom/lpass-cpu.c b/sound/soc/qcom/lpass-cpu.c
index c62d261..28c7497 100644
--- a/sound/soc/qcom/lpass-cpu.c
+++ b/sound/soc/qcom/lpass-cpu.c
@@ -835,18 +835,8 @@ int asoc_qcom_lpass_cpu_platform_probe(struct platform_device *pdev)
if (dai_id == LPASS_DP_RX)
continue;
- drvdata->mi2s_osr_clk[dai_id] = devm_clk_get(dev,
+ drvdata->mi2s_osr_clk[dai_id] = devm_clk_get_optional(dev,
variant->dai_osr_clk_names[i]);
- if (IS_ERR(drvdata->mi2s_osr_clk[dai_id])) {
- dev_warn(dev,
- "%s() error getting optional %s: %ld\n",
- __func__,
- variant->dai_osr_clk_names[i],
- PTR_ERR(drvdata->mi2s_osr_clk[dai_id]));
-
- drvdata->mi2s_osr_clk[dai_id] = NULL;
- }
-
drvdata->mi2s_bit_clk[dai_id] = devm_clk_get(dev,
variant->dai_bit_clk_names[i]);
if (IS_ERR(drvdata->mi2s_bit_clk[dai_id])) {
diff --git a/sound/soc/sof/intel/hda-dai.c b/sound/soc/sof/intel/hda-dai.c
index 8d7bab4..c1f9f0f 100644
--- a/sound/soc/sof/intel/hda-dai.c
+++ b/sound/soc/sof/intel/hda-dai.c
@@ -421,11 +421,16 @@ static int ssp_dai_hw_params(struct snd_pcm_substream *substream,
struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
struct snd_soc_component *component = snd_soc_rtdcom_lookup(rtd, SOF_AUDIO_PCM_DRV_NAME);
struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(component);
+ struct sof_ipc_fw_version *v = &sdev->fw_ready.version;
struct sof_ipc_dai_config *config;
struct snd_sof_dai *sof_dai;
struct sof_ipc_reply reply;
int ret;
+ /* DAI_CONFIG IPC during hw_params is not supported in older firmware */
+ if (v->abi_version < SOF_ABI_VER(3, 18, 0))
+ return 0;
+
list_for_each_entry(sof_dai, &sdev->dai_list, list) {
if (!sof_dai->cpu_dai_name || !sof_dai->dai_config)
continue;
diff --git a/sound/soc/stm/stm32_sai_sub.c b/sound/soc/stm/stm32_sai_sub.c
index c156123..3aa1cf2 100644
--- a/sound/soc/stm/stm32_sai_sub.c
+++ b/sound/soc/stm/stm32_sai_sub.c
@@ -484,10 +484,7 @@ static int stm32_sai_add_mclk_provider(struct stm32_sai_sub_data *sai)
dev_err(dev, "mclk register returned %d\n", ret);
return ret;
}
-
- sai->sai_mclk = devm_clk_hw_get_clk(dev, hw, NULL);
- if (IS_ERR(sai->sai_mclk))
- return PTR_ERR(sai->sai_mclk);
+ sai->sai_mclk = hw->clk;
/* register mclk provider */
return devm_of_clk_add_hw_provider(dev, of_clk_hw_simple_get, hw);
diff --git a/sound/usb/format.c b/sound/usb/format.c
index e6ff317..2287f8c 100644
--- a/sound/usb/format.c
+++ b/sound/usb/format.c
@@ -436,7 +436,7 @@ static bool check_valid_altsetting_v2v3(struct snd_usb_audio *chip, int iface,
if (snd_BUG_ON(altsetting >= 64 - 8))
return false;
- err = snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0), UAC2_CS_CUR,
+ err = snd_usb_ctl_msg(dev, usb_rcvctrlpipe(dev, 0), UAC2_CS_CUR,
USB_TYPE_CLASS | USB_RECIP_INTERFACE | USB_DIR_IN,
UAC2_AS_VAL_ALT_SETTINGS << 8,
iface, &raw_data, sizeof(raw_data));
diff --git a/sound/usb/mixer_quirks.c b/sound/usb/mixer_quirks.c
index fda66b2..37ad775 100644
--- a/sound/usb/mixer_quirks.c
+++ b/sound/usb/mixer_quirks.c
@@ -3060,7 +3060,7 @@ int snd_usb_mixer_apply_create_quirk(struct usb_mixer_interface *mixer)
case USB_ID(0x1235, 0x8203): /* Focusrite Scarlett 6i6 2nd Gen */
case USB_ID(0x1235, 0x8204): /* Focusrite Scarlett 18i8 2nd Gen */
case USB_ID(0x1235, 0x8201): /* Focusrite Scarlett 18i20 2nd Gen */
- err = snd_scarlett_gen2_controls_create(mixer);
+ err = snd_scarlett_gen2_init(mixer);
break;
case USB_ID(0x041e, 0x323b): /* Creative Sound Blaster E1 */
diff --git a/sound/usb/mixer_scarlett_gen2.c b/sound/usb/mixer_scarlett_gen2.c
index 560c2ad..4caf379 100644
--- a/sound/usb/mixer_scarlett_gen2.c
+++ b/sound/usb/mixer_scarlett_gen2.c
@@ -635,7 +635,7 @@ static int scarlett2_usb(
/* send a second message to get the response */
err = snd_usb_ctl_msg(mixer->chip->dev,
- usb_sndctrlpipe(mixer->chip->dev, 0),
+ usb_rcvctrlpipe(mixer->chip->dev, 0),
SCARLETT2_USB_VENDOR_SPECIFIC_CMD_RESP,
USB_RECIP_INTERFACE | USB_TYPE_CLASS | USB_DIR_IN,
0,
@@ -1997,38 +1997,11 @@ static int scarlett2_mixer_status_create(struct usb_mixer_interface *mixer)
return usb_submit_urb(mixer->urb, GFP_KERNEL);
}
-/* Entry point */
-int snd_scarlett_gen2_controls_create(struct usb_mixer_interface *mixer)
+static int snd_scarlett_gen2_controls_create(struct usb_mixer_interface *mixer,
+ const struct scarlett2_device_info *info)
{
- const struct scarlett2_device_info *info;
int err;
- /* only use UAC_VERSION_2 */
- if (!mixer->protocol)
- return 0;
-
- switch (mixer->chip->usb_id) {
- case USB_ID(0x1235, 0x8203):
- info = &s6i6_gen2_info;
- break;
- case USB_ID(0x1235, 0x8204):
- info = &s18i8_gen2_info;
- break;
- case USB_ID(0x1235, 0x8201):
- info = &s18i20_gen2_info;
- break;
- default: /* device not (yet) supported */
- return -EINVAL;
- }
-
- if (!(mixer->chip->setup & SCARLETT2_ENABLE)) {
- usb_audio_err(mixer->chip,
- "Focusrite Scarlett Gen 2 Mixer Driver disabled; "
- "use options snd_usb_audio device_setup=1 "
- "to enable and report any issues to g@b4.vu");
- return 0;
- }
-
/* Initialise private data, routing, sequence number */
err = scarlett2_init_private(mixer, info);
if (err < 0)
@@ -2073,3 +2046,51 @@ int snd_scarlett_gen2_controls_create(struct usb_mixer_interface *mixer)
return 0;
}
+
+int snd_scarlett_gen2_init(struct usb_mixer_interface *mixer)
+{
+ struct snd_usb_audio *chip = mixer->chip;
+ const struct scarlett2_device_info *info;
+ int err;
+
+ /* only use UAC_VERSION_2 */
+ if (!mixer->protocol)
+ return 0;
+
+ switch (chip->usb_id) {
+ case USB_ID(0x1235, 0x8203):
+ info = &s6i6_gen2_info;
+ break;
+ case USB_ID(0x1235, 0x8204):
+ info = &s18i8_gen2_info;
+ break;
+ case USB_ID(0x1235, 0x8201):
+ info = &s18i20_gen2_info;
+ break;
+ default: /* device not (yet) supported */
+ return -EINVAL;
+ }
+
+ if (!(chip->setup & SCARLETT2_ENABLE)) {
+ usb_audio_info(chip,
+ "Focusrite Scarlett Gen 2 Mixer Driver disabled; "
+ "use options snd_usb_audio vid=0x%04x pid=0x%04x "
+ "device_setup=1 to enable and report any issues "
+ "to g@b4.vu",
+ USB_ID_VENDOR(chip->usb_id),
+ USB_ID_PRODUCT(chip->usb_id));
+ return 0;
+ }
+
+ usb_audio_info(chip,
+ "Focusrite Scarlett Gen 2 Mixer Driver enabled pid=0x%04x",
+ USB_ID_PRODUCT(chip->usb_id));
+
+ err = snd_scarlett_gen2_controls_create(mixer, info);
+ if (err < 0)
+ usb_audio_err(mixer->chip,
+ "Error initialising Scarlett Mixer Driver: %d",
+ err);
+
+ return err;
+}
diff --git a/sound/usb/mixer_scarlett_gen2.h b/sound/usb/mixer_scarlett_gen2.h
index 52e1dad..668c6b0 100644
--- a/sound/usb/mixer_scarlett_gen2.h
+++ b/sound/usb/mixer_scarlett_gen2.h
@@ -2,6 +2,6 @@
#ifndef __USB_MIXER_SCARLETT_GEN2_H
#define __USB_MIXER_SCARLETT_GEN2_H
-int snd_scarlett_gen2_controls_create(struct usb_mixer_interface *mixer);
+int snd_scarlett_gen2_init(struct usb_mixer_interface *mixer);
#endif /* __USB_MIXER_SCARLETT_GEN2_H */
diff --git a/tools/arch/x86/include/uapi/asm/kvm.h b/tools/arch/x86/include/uapi/asm/kvm.h
index 5a3022c..0662f64 100644
--- a/tools/arch/x86/include/uapi/asm/kvm.h
+++ b/tools/arch/x86/include/uapi/asm/kvm.h
@@ -437,6 +437,8 @@ struct kvm_vmx_nested_state_hdr {
__u16 flags;
} smm;
+ __u16 pad;
+
__u32 flags;
__u64 preemption_timer_deadline;
};
diff --git a/tools/bpf/bpftool/Documentation/bpftool-cgroup.rst b/tools/bpf/bpftool/Documentation/bpftool-cgroup.rst
index 790944c..baee859 100644
--- a/tools/bpf/bpftool/Documentation/bpftool-cgroup.rst
+++ b/tools/bpf/bpftool/Documentation/bpftool-cgroup.rst
@@ -30,7 +30,8 @@
| *ATTACH_TYPE* := { **ingress** | **egress** | **sock_create** | **sock_ops** | **device** |
| **bind4** | **bind6** | **post_bind4** | **post_bind6** | **connect4** | **connect6** |
| **getpeername4** | **getpeername6** | **getsockname4** | **getsockname6** | **sendmsg4** |
-| **sendmsg6** | **recvmsg4** | **recvmsg6** | **sysctl** | **getsockopt** | **setsockopt** }
+| **sendmsg6** | **recvmsg4** | **recvmsg6** | **sysctl** | **getsockopt** | **setsockopt** |
+| **sock_release** }
| *ATTACH_FLAGS* := { **multi** | **override** }
DESCRIPTION
@@ -106,6 +107,7 @@
**getpeername6** call to getpeername(2) for an inet6 socket (since 5.8);
**getsockname4** call to getsockname(2) for an inet4 socket (since 5.8);
**getsockname6** call to getsockname(2) for an inet6 socket (since 5.8).
+ **sock_release** closing an userspace inet socket (since 5.9).
**bpftool cgroup detach** *CGROUP* *ATTACH_TYPE* *PROG*
Detach *PROG* from the cgroup *CGROUP* and attach type
diff --git a/tools/bpf/bpftool/Documentation/bpftool-prog.rst b/tools/bpf/bpftool/Documentation/bpftool-prog.rst
index 358c730..fe1b38e 100644
--- a/tools/bpf/bpftool/Documentation/bpftool-prog.rst
+++ b/tools/bpf/bpftool/Documentation/bpftool-prog.rst
@@ -44,7 +44,7 @@
| **cgroup/connect4** | **cgroup/connect6** | **cgroup/getpeername4** | **cgroup/getpeername6** |
| **cgroup/getsockname4** | **cgroup/getsockname6** | **cgroup/sendmsg4** | **cgroup/sendmsg6** |
| **cgroup/recvmsg4** | **cgroup/recvmsg6** | **cgroup/sysctl** |
-| **cgroup/getsockopt** | **cgroup/setsockopt** |
+| **cgroup/getsockopt** | **cgroup/setsockopt** | **cgroup/sock_release** |
| **struct_ops** | **fentry** | **fexit** | **freplace** | **sk_lookup**
| }
| *ATTACH_TYPE* := {
diff --git a/tools/bpf/bpftool/bash-completion/bpftool b/tools/bpf/bpftool/bash-completion/bpftool
index d67518b..cc33c582 100644
--- a/tools/bpf/bpftool/bash-completion/bpftool
+++ b/tools/bpf/bpftool/bash-completion/bpftool
@@ -478,7 +478,7 @@
cgroup/recvmsg4 cgroup/recvmsg6 \
cgroup/post_bind4 cgroup/post_bind6 \
cgroup/sysctl cgroup/getsockopt \
- cgroup/setsockopt struct_ops \
+ cgroup/setsockopt cgroup/sock_release struct_ops \
fentry fexit freplace sk_lookup" -- \
"$cur" ) )
return 0
@@ -1021,7 +1021,7 @@
device bind4 bind6 post_bind4 post_bind6 connect4 connect6 \
getpeername4 getpeername6 getsockname4 getsockname6 \
sendmsg4 sendmsg6 recvmsg4 recvmsg6 sysctl getsockopt \
- setsockopt'
+ setsockopt sock_release'
local ATTACH_FLAGS='multi override'
local PROG_TYPE='id pinned tag name'
case $prev in
@@ -1032,7 +1032,7 @@
ingress|egress|sock_create|sock_ops|device|bind4|bind6|\
post_bind4|post_bind6|connect4|connect6|getpeername4|\
getpeername6|getsockname4|getsockname6|sendmsg4|sendmsg6|\
- recvmsg4|recvmsg6|sysctl|getsockopt|setsockopt)
+ recvmsg4|recvmsg6|sysctl|getsockopt|setsockopt|sock_release)
COMPREPLY=( $( compgen -W "$PROG_TYPE" -- \
"$cur" ) )
return 0
diff --git a/tools/bpf/bpftool/cgroup.c b/tools/bpf/bpftool/cgroup.c
index d901cc1..6e53b1d 100644
--- a/tools/bpf/bpftool/cgroup.c
+++ b/tools/bpf/bpftool/cgroup.c
@@ -28,7 +28,8 @@
" connect6 | getpeername4 | getpeername6 |\n" \
" getsockname4 | getsockname6 | sendmsg4 |\n" \
" sendmsg6 | recvmsg4 | recvmsg6 |\n" \
- " sysctl | getsockopt | setsockopt }"
+ " sysctl | getsockopt | setsockopt |\n" \
+ " sock_release }"
static unsigned int query_flags;
diff --git a/tools/bpf/bpftool/prog.c b/tools/bpf/bpftool/prog.c
index 3f067d2..da4846c 100644
--- a/tools/bpf/bpftool/prog.c
+++ b/tools/bpf/bpftool/prog.c
@@ -2138,7 +2138,7 @@ static int do_help(int argc, char **argv)
" cgroup/getpeername4 | cgroup/getpeername6 |\n"
" cgroup/getsockname4 | cgroup/getsockname6 | cgroup/sendmsg4 |\n"
" cgroup/sendmsg6 | cgroup/recvmsg4 | cgroup/recvmsg6 |\n"
- " cgroup/getsockopt | cgroup/setsockopt |\n"
+ " cgroup/getsockopt | cgroup/setsockopt | cgroup/sock_release |\n"
" struct_ops | fentry | fexit | freplace | sk_lookup }\n"
" ATTACH_TYPE := { msg_verdict | stream_verdict | stream_parser |\n"
" flow_dissector }\n"
diff --git a/tools/include/uapi/linux/fs.h b/tools/include/uapi/linux/fs.h
index f44eb0a..4c32e97 100644
--- a/tools/include/uapi/linux/fs.h
+++ b/tools/include/uapi/linux/fs.h
@@ -185,7 +185,7 @@ struct fsxattr {
#define BLKROTATIONAL _IO(0x12,126)
#define BLKZEROOUT _IO(0x12,127)
/*
- * A jump here: 130-131 are reserved for zoned block devices
+ * A jump here: 130-136 are reserved for zoned block devices
* (see uapi/linux/blkzoned.h)
*/
diff --git a/tools/include/uapi/linux/kvm.h b/tools/include/uapi/linux/kvm.h
index 3fd9a7e..79d9c44 100644
--- a/tools/include/uapi/linux/kvm.h
+++ b/tools/include/uapi/linux/kvm.h
@@ -8,6 +8,7 @@
* Note: you must update KVM_API_VERSION if you change this interface.
*/
+#include <linux/const.h>
#include <linux/types.h>
#include <linux/compiler.h>
#include <linux/ioctl.h>
@@ -1879,8 +1880,8 @@ struct kvm_hyperv_eventfd {
* conversion after harvesting an entry. Also, it must not skip any
* dirty bits, so that dirty bits are always harvested in sequence.
*/
-#define KVM_DIRTY_GFN_F_DIRTY BIT(0)
-#define KVM_DIRTY_GFN_F_RESET BIT(1)
+#define KVM_DIRTY_GFN_F_DIRTY _BITUL(0)
+#define KVM_DIRTY_GFN_F_RESET _BITUL(1)
#define KVM_DIRTY_GFN_F_MASK 0x3
/*
diff --git a/tools/include/uapi/linux/perf_event.h b/tools/include/uapi/linux/perf_event.h
index bf81435..f92880a 100644
--- a/tools/include/uapi/linux/perf_event.h
+++ b/tools/include/uapi/linux/perf_event.h
@@ -464,7 +464,7 @@ struct perf_event_attr {
/*
* User provided data if sigtrap=1, passed back to user via
- * siginfo_t::si_perf, e.g. to permit user to identify the event.
+ * siginfo_t::si_perf_data, e.g. to permit user to identify the event.
*/
__u64 sig_data;
};
diff --git a/tools/lib/bpf/libbpf.c b/tools/lib/bpf/libbpf.c
index e2a3cf4..c41d9b2 100644
--- a/tools/lib/bpf/libbpf.c
+++ b/tools/lib/bpf/libbpf.c
@@ -3216,6 +3216,9 @@ static int add_dummy_ksym_var(struct btf *btf)
const struct btf_var_secinfo *vs;
const struct btf_type *sec;
+ if (!btf)
+ return 0;
+
sec_btf_id = btf__find_by_name_kind(btf, KSYMS_SEC,
BTF_KIND_DATASEC);
if (sec_btf_id < 0)
diff --git a/tools/lib/bpf/libbpf_internal.h b/tools/lib/bpf/libbpf_internal.h
index ee42622..acbcf6c 100644
--- a/tools/lib/bpf/libbpf_internal.h
+++ b/tools/lib/bpf/libbpf_internal.h
@@ -41,6 +41,11 @@
#define ELF_C_READ_MMAP ELF_C_READ
#endif
+/* Older libelf all end up in this expression, for both 32 and 64 bit */
+#ifndef GELF_ST_VISIBILITY
+#define GELF_ST_VISIBILITY(o) ((o) & 0x03)
+#endif
+
#define BTF_INFO_ENC(kind, kind_flag, vlen) \
((!!(kind_flag) << 31) | ((kind) << 24) | ((vlen) & BTF_MAX_VLEN))
#define BTF_TYPE_ENC(name, info, size_or_type) (name), (info), (size_or_type)
diff --git a/tools/perf/Documentation/perf-intel-pt.txt b/tools/perf/Documentation/perf-intel-pt.txt
index 1dcec73..bcf3eca 100644
--- a/tools/perf/Documentation/perf-intel-pt.txt
+++ b/tools/perf/Documentation/perf-intel-pt.txt
@@ -108,9 +108,9 @@
perf script --itrace=ibxwpe -F+flags
-The flags are "bcrosyiABEx" which stand for branch, call, return, conditional,
-system, asynchronous, interrupt, transaction abort, trace begin, trace end, and
-in transaction, respectively.
+The flags are "bcrosyiABExgh" which stand for branch, call, return, conditional,
+system, asynchronous, interrupt, transaction abort, trace begin, trace end,
+in transaction, VM-entry, and VM-exit respectively.
perf script also supports higher level ways to dump instruction traces:
diff --git a/tools/perf/Documentation/perf-script.txt b/tools/perf/Documentation/perf-script.txt
index 5b8b610..48a5f5b 100644
--- a/tools/perf/Documentation/perf-script.txt
+++ b/tools/perf/Documentation/perf-script.txt
@@ -183,14 +183,15 @@
At this point usage is displayed, and perf-script exits.
The flags field is synthesized and may have a value when Instruction
- Trace decoding. The flags are "bcrosyiABEx" which stand for branch,
+ Trace decoding. The flags are "bcrosyiABExgh" which stand for branch,
call, return, conditional, system, asynchronous, interrupt,
- transaction abort, trace begin, trace end, and in transaction,
+ transaction abort, trace begin, trace end, in transaction, VM-Entry, and VM-Exit
respectively. Known combinations of flags are printed more nicely e.g.
"call" for "bc", "return" for "br", "jcc" for "bo", "jmp" for "b",
"int" for "bci", "iret" for "bri", "syscall" for "bcs", "sysret" for "brs",
"async" for "by", "hw int" for "bcyi", "tx abrt" for "bA", "tr strt" for "bB",
- "tr end" for "bE". However the "x" flag will be display separately in those
+ "tr end" for "bE", "vmentry" for "bcg", "vmexit" for "bch".
+ However the "x" flag will be displayed separately in those
cases e.g. "jcc (x)" for a condition branch within a transaction.
The callindent field is synthesized and may have a value when
diff --git a/tools/perf/arch/mips/entry/syscalls/syscall_n64.tbl b/tools/perf/arch/mips/entry/syscalls/syscall_n64.tbl
index 9974f5f..9cd1c34 100644
--- a/tools/perf/arch/mips/entry/syscalls/syscall_n64.tbl
+++ b/tools/perf/arch/mips/entry/syscalls/syscall_n64.tbl
@@ -357,7 +357,7 @@
440 n64 process_madvise sys_process_madvise
441 n64 epoll_pwait2 sys_epoll_pwait2
442 n64 mount_setattr sys_mount_setattr
-443 n64 quotactl_path sys_quotactl_path
+# 443 reserved for quotactl_path
444 n64 landlock_create_ruleset sys_landlock_create_ruleset
445 n64 landlock_add_rule sys_landlock_add_rule
446 n64 landlock_restrict_self sys_landlock_restrict_self
diff --git a/tools/perf/arch/powerpc/entry/syscalls/syscall.tbl b/tools/perf/arch/powerpc/entry/syscalls/syscall.tbl
index 2e68fbb..8f052ff 100644
--- a/tools/perf/arch/powerpc/entry/syscalls/syscall.tbl
+++ b/tools/perf/arch/powerpc/entry/syscalls/syscall.tbl
@@ -522,7 +522,7 @@
440 common process_madvise sys_process_madvise
441 common epoll_pwait2 sys_epoll_pwait2 compat_sys_epoll_pwait2
442 common mount_setattr sys_mount_setattr
-443 common quotactl_path sys_quotactl_path
+# 443 reserved for quotactl_path
444 common landlock_create_ruleset sys_landlock_create_ruleset
445 common landlock_add_rule sys_landlock_add_rule
446 common landlock_restrict_self sys_landlock_restrict_self
diff --git a/tools/perf/arch/s390/entry/syscalls/syscall.tbl b/tools/perf/arch/s390/entry/syscalls/syscall.tbl
index 7e4a2ab..0690263 100644
--- a/tools/perf/arch/s390/entry/syscalls/syscall.tbl
+++ b/tools/perf/arch/s390/entry/syscalls/syscall.tbl
@@ -445,7 +445,7 @@
440 common process_madvise sys_process_madvise sys_process_madvise
441 common epoll_pwait2 sys_epoll_pwait2 compat_sys_epoll_pwait2
442 common mount_setattr sys_mount_setattr sys_mount_setattr
-443 common quotactl_path sys_quotactl_path sys_quotactl_path
+# 443 reserved for quotactl_path
444 common landlock_create_ruleset sys_landlock_create_ruleset sys_landlock_create_ruleset
445 common landlock_add_rule sys_landlock_add_rule sys_landlock_add_rule
446 common landlock_restrict_self sys_landlock_restrict_self sys_landlock_restrict_self
diff --git a/tools/perf/arch/x86/entry/syscalls/syscall_64.tbl b/tools/perf/arch/x86/entry/syscalls/syscall_64.tbl
index ecd551b..ce18119 100644
--- a/tools/perf/arch/x86/entry/syscalls/syscall_64.tbl
+++ b/tools/perf/arch/x86/entry/syscalls/syscall_64.tbl
@@ -364,7 +364,7 @@
440 common process_madvise sys_process_madvise
441 common epoll_pwait2 sys_epoll_pwait2
442 common mount_setattr sys_mount_setattr
-443 common quotactl_path sys_quotactl_path
+# 443 reserved for quotactl_path
444 common landlock_create_ruleset sys_landlock_create_ruleset
445 common landlock_add_rule sys_landlock_add_rule
446 common landlock_restrict_self sys_landlock_restrict_self
diff --git a/tools/perf/builtin-buildid-list.c b/tools/perf/builtin-buildid-list.c
index 87f5b1a..833405c 100644
--- a/tools/perf/builtin-buildid-list.c
+++ b/tools/perf/builtin-buildid-list.c
@@ -80,6 +80,9 @@ static int perf_session__list_build_ids(bool force, bool with_hits)
if (!perf_header__has_feat(&session->header, HEADER_BUILD_ID))
with_hits = true;
+ if (zstd_init(&(session->zstd_data), 0) < 0)
+ pr_warning("Decompression initialization failed. Reported data may be incomplete.\n");
+
/*
* in pipe-mode, the only way to get the buildids is to parse
* the record stream. Buildids are stored as RECORD_HEADER_BUILD_ID
diff --git a/tools/perf/builtin-stat.c b/tools/perf/builtin-stat.c
index 5a830ae..f9f74a5 100644
--- a/tools/perf/builtin-stat.c
+++ b/tools/perf/builtin-stat.c
@@ -572,7 +572,8 @@ static int enable_counters(void)
* - we have initial delay configured
*/
if (!target__none(&target) || stat_config.initial_delay) {
- evlist__enable(evsel_list);
+ if (!all_counters_use_bpf)
+ evlist__enable(evsel_list);
if (stat_config.initial_delay > 0)
pr_info(EVLIST_ENABLED_MSG);
}
@@ -581,13 +582,19 @@ static int enable_counters(void)
static void disable_counters(void)
{
+ struct evsel *counter;
+
/*
* If we don't have tracee (attaching to task or cpu), counters may
* still be running. To get accurate group ratios, we must stop groups
* from counting before reading their constituent counters.
*/
- if (!target__none(&target))
- evlist__disable(evsel_list);
+ if (!target__none(&target)) {
+ evlist__for_each_entry(evsel_list, counter)
+ bpf_counter__disable(counter);
+ if (!all_counters_use_bpf)
+ evlist__disable(evsel_list);
+ }
}
static volatile int workload_exec_errno;
diff --git a/tools/perf/perf.c b/tools/perf/perf.c
index 20cb91e..2f6b671 100644
--- a/tools/perf/perf.c
+++ b/tools/perf/perf.c
@@ -443,6 +443,8 @@ int main(int argc, const char **argv)
const char *cmd;
char sbuf[STRERR_BUFSIZE];
+ perf_debug_setup();
+
/* libsubcmd init */
exec_cmd_init("perf", PREFIX, PERF_EXEC_PATH, EXEC_PATH_ENVIRONMENT);
pager_init(PERF_PAGER_ENVIRONMENT);
@@ -531,8 +533,6 @@ int main(int argc, const char **argv)
*/
pthread__block_sigwinch();
- perf_debug_setup();
-
while (1) {
static int done_help;
diff --git a/tools/perf/pmu-events/arch/powerpc/power10/cache.json b/tools/perf/pmu-events/arch/powerpc/power10/cache.json
index 616f290..605be14 100644
--- a/tools/perf/pmu-events/arch/powerpc/power10/cache.json
+++ b/tools/perf/pmu-events/arch/powerpc/power10/cache.json
@@ -1,46 +1,56 @@
[
{
- "EventCode": "1003C",
+ "EventCode": "0x1003C",
"EventName": "PM_EXEC_STALL_DMISS_L2L3",
"BriefDescription": "Cycles in which the oldest instruction in the pipeline was waiting for a load miss to resolve from either the local L2 or local L3."
},
{
- "EventCode": "34056",
- "EventName": "PM_EXEC_STALL_LOAD_FINISH",
- "BriefDescription": "Cycles in which the oldest instruction in the pipeline was finishing a load after its data was reloaded from a data source beyond the local L1; cycles in which the LSU was processing an L1-hit; cycles in which the NTF instruction merged with another load in the LMQ."
+ "EventCode": "0x1E054",
+ "EventName": "PM_EXEC_STALL_DMISS_L21_L31",
+ "BriefDescription": "Cycles in which the oldest instruction in the pipeline was waiting for a load miss to resolve from another core's L2 or L3 on the same chip."
},
{
- "EventCode": "3006C",
+ "EventCode": "0x34054",
+ "EventName": "PM_EXEC_STALL_DMISS_L2L3_NOCONFLICT",
+ "BriefDescription": "Cycles in which the oldest instruction in the pipeline was waiting for a load miss to resolve from the local L2 or local L3, without a dispatch conflict."
+ },
+ {
+ "EventCode": "0x34056",
+ "EventName": "PM_EXEC_STALL_LOAD_FINISH",
+ "BriefDescription": "Cycles in which the oldest instruction in the pipeline was finishing a load after its data was reloaded from a data source beyond the local L1; cycles in which the LSU was processing an L1-hit; cycles in which the NTF instruction merged with another load in the LMQ; cycles in which the NTF instruction is waiting for a data reload for a load miss, but the data comes back with a non-NTF instruction."
+ },
+ {
+ "EventCode": "0x3006C",
"EventName": "PM_RUN_CYC_SMT2_MODE",
"BriefDescription": "Cycles when this thread's run latch is set and the core is in SMT2 mode."
},
{
- "EventCode": "300F4",
+ "EventCode": "0x300F4",
"EventName": "PM_RUN_INST_CMPL_CONC",
"BriefDescription": "PowerPC instructions completed by this thread when all threads in the core had the run-latch set."
},
{
- "EventCode": "4C016",
+ "EventCode": "0x4C016",
"EventName": "PM_EXEC_STALL_DMISS_L2L3_CONFLICT",
"BriefDescription": "Cycles in which the oldest instruction in the pipeline was waiting for a load miss to resolve from the local L2 or local L3, with a dispatch conflict."
},
{
- "EventCode": "4D014",
+ "EventCode": "0x4D014",
"EventName": "PM_EXEC_STALL_LOAD",
"BriefDescription": "Cycles in which the oldest instruction in the pipeline was a load instruction executing in the Load Store Unit."
},
{
- "EventCode": "4D016",
+ "EventCode": "0x4D016",
"EventName": "PM_EXEC_STALL_PTESYNC",
"BriefDescription": "Cycles in which the oldest instruction in the pipeline was a PTESYNC instruction executing in the Load Store Unit."
},
{
- "EventCode": "401EA",
+ "EventCode": "0x401EA",
"EventName": "PM_THRESH_EXC_128",
"BriefDescription": "Threshold counter exceeded a value of 128."
},
{
- "EventCode": "400F6",
+ "EventCode": "0x400F6",
"EventName": "PM_BR_MPRED_CMPL",
"BriefDescription": "A mispredicted branch completed. Includes direction and target."
}
diff --git a/tools/perf/pmu-events/arch/powerpc/power10/floating_point.json b/tools/perf/pmu-events/arch/powerpc/power10/floating_point.json
index 703cd43..54acb55 100644
--- a/tools/perf/pmu-events/arch/powerpc/power10/floating_point.json
+++ b/tools/perf/pmu-events/arch/powerpc/power10/floating_point.json
@@ -1,6 +1,6 @@
[
{
- "EventCode": "4016E",
+ "EventCode": "0x4016E",
"EventName": "PM_THRESH_NOT_MET",
"BriefDescription": "Threshold counter did not meet threshold."
}
diff --git a/tools/perf/pmu-events/arch/powerpc/power10/frontend.json b/tools/perf/pmu-events/arch/powerpc/power10/frontend.json
index eac8609..558f953 100644
--- a/tools/perf/pmu-events/arch/powerpc/power10/frontend.json
+++ b/tools/perf/pmu-events/arch/powerpc/power10/frontend.json
@@ -1,216 +1,246 @@
[
{
- "EventCode": "10004",
+ "EventCode": "0x10004",
"EventName": "PM_EXEC_STALL_TRANSLATION",
"BriefDescription": "Cycles in which the oldest instruction in the pipeline suffered a TLB miss or ERAT miss and waited for it to resolve."
},
{
- "EventCode": "10010",
+ "EventCode": "0x10006",
+ "EventName": "PM_DISP_STALL_HELD_OTHER_CYC",
+ "BriefDescription": "Cycles in which the NTC instruction is held at dispatch for any other reason."
+ },
+ {
+ "EventCode": "0x10010",
"EventName": "PM_PMC4_OVERFLOW",
"BriefDescription": "The event selected for PMC4 caused the event counter to overflow."
},
{
- "EventCode": "10020",
+ "EventCode": "0x10020",
"EventName": "PM_PMC4_REWIND",
"BriefDescription": "The speculative event selected for PMC4 rewinds and the counter for PMC4 is not charged."
},
{
- "EventCode": "10038",
+ "EventCode": "0x10038",
"EventName": "PM_DISP_STALL_TRANSLATION",
"BriefDescription": "Cycles when dispatch was stalled for this thread because the MMU was handling a translation miss."
},
{
- "EventCode": "1003A",
+ "EventCode": "0x1003A",
"EventName": "PM_DISP_STALL_BR_MPRED_IC_L2",
"BriefDescription": "Cycles when dispatch was stalled while the instruction was fetched from the local L2 after suffering a branch mispredict."
},
{
- "EventCode": "1E050",
+ "EventCode": "0x1D05E",
+ "EventName": "PM_DISP_STALL_HELD_HALT_CYC",
+ "BriefDescription": "Cycles in which the NTC instruction is held at dispatch because of power management."
+ },
+ {
+ "EventCode": "0x1E050",
"EventName": "PM_DISP_STALL_HELD_STF_MAPPER_CYC",
"BriefDescription": "Cycles in which the NTC instruction is held at dispatch because the STF mapper/SRB was full. Includes GPR (count, link, tar), VSR, VMR, FPR."
},
{
- "EventCode": "1F054",
+ "EventCode": "0x1F054",
"EventName": "PM_DTLB_HIT",
"BriefDescription": "The PTE required by the instruction was resident in the TLB (data TLB access). When MMCR1[16]=0 this event counts only demand hits. When MMCR1[16]=1 this event includes demand and prefetch. Applies to both HPT and RPT."
},
{
- "EventCode": "101E8",
+ "EventCode": "0x10064",
+ "EventName": "PM_DISP_STALL_IC_L2",
+ "BriefDescription": "Cycles when dispatch was stalled while the instruction was fetched from the local L2."
+ },
+ {
+ "EventCode": "0x101E8",
"EventName": "PM_THRESH_EXC_256",
"BriefDescription": "Threshold counter exceeded a count of 256."
},
{
- "EventCode": "101EC",
+ "EventCode": "0x101EC",
"EventName": "PM_THRESH_MET",
"BriefDescription": "Threshold exceeded."
},
{
- "EventCode": "100F2",
+ "EventCode": "0x100F2",
"EventName": "PM_1PLUS_PPC_CMPL",
"BriefDescription": "Cycles in which at least one instruction is completed by this thread."
},
{
- "EventCode": "100F6",
+ "EventCode": "0x100F6",
"EventName": "PM_IERAT_MISS",
"BriefDescription": "IERAT Reloaded to satisfy an IERAT miss. All page sizes are counted by this event."
},
{
- "EventCode": "100F8",
+ "EventCode": "0x100F8",
"EventName": "PM_DISP_STALL_CYC",
"BriefDescription": "Cycles the ICT has no itags assigned to this thread (no instructions were dispatched during these cycles)."
},
{
- "EventCode": "20114",
+ "EventCode": "0x20006",
+ "EventName": "PM_DISP_STALL_HELD_ISSQ_FULL_CYC",
+ "BriefDescription": "Cycles in which the NTC instruction is held at dispatch due to Issue queue full. Includes issue queue and branch queue."
+ },
+ {
+ "EventCode": "0x20114",
"EventName": "PM_MRK_L2_RC_DISP",
"BriefDescription": "Marked instruction RC dispatched in L2."
},
{
- "EventCode": "2C010",
+ "EventCode": "0x2C010",
"EventName": "PM_EXEC_STALL_LSU",
"BriefDescription": "Cycles in which the oldest instruction in the pipeline was executing in the Load Store Unit. This does not include simple fixed point instructions."
},
{
- "EventCode": "2C016",
+ "EventCode": "0x2C016",
"EventName": "PM_DISP_STALL_IERAT_ONLY_MISS",
"BriefDescription": "Cycles when dispatch was stalled while waiting to resolve an instruction ERAT miss."
},
{
- "EventCode": "2C01E",
+ "EventCode": "0x2C01E",
"EventName": "PM_DISP_STALL_BR_MPRED_IC_L3",
"BriefDescription": "Cycles when dispatch was stalled while the instruction was fetched from the local L3 after suffering a branch mispredict."
},
{
- "EventCode": "2D01A",
+ "EventCode": "0x2D01A",
"EventName": "PM_DISP_STALL_IC_MISS",
"BriefDescription": "Cycles when dispatch was stalled for this thread due to an Icache Miss."
},
{
- "EventCode": "2D01C",
- "EventName": "PM_CMPL_STALL_STCX",
- "BriefDescription": "Cycles in which the oldest instruction in the pipeline was a stcx waiting for resolution from the nest before completing."
- },
- {
- "EventCode": "2E018",
+ "EventCode": "0x2E018",
"EventName": "PM_DISP_STALL_FETCH",
"BriefDescription": "Cycles when dispatch was stalled for this thread because Fetch was being held."
},
{
- "EventCode": "2E01A",
+ "EventCode": "0x2E01A",
"EventName": "PM_DISP_STALL_HELD_XVFC_MAPPER_CYC",
"BriefDescription": "Cycles in which the NTC instruction is held at dispatch because the XVFC mapper/SRB was full."
},
{
- "EventCode": "2C142",
+ "EventCode": "0x2C142",
"EventName": "PM_MRK_XFER_FROM_SRC_PMC2",
"BriefDescription": "For a marked data transfer instruction, the processor's L1 data cache was reloaded from the source specified in MMCR3[15:27]. If MMCR1[16|17] is 0 (default), this count includes only lines that were reloaded to satisfy a demand miss. If MMCR1[16|17] is 1, this count includes both demand misses and prefetch reloads."
},
{
- "EventCode": "24050",
+ "EventCode": "0x24050",
"EventName": "PM_IOPS_DISP",
"BriefDescription": "Internal Operations dispatched. PM_IOPS_DISP / PM_INST_DISP will show the average number of internal operations per PowerPC instruction."
},
{
- "EventCode": "2405E",
+ "EventCode": "0x2405E",
"EventName": "PM_ISSUE_CANCEL",
"BriefDescription": "An instruction issued and the issue was later cancelled. Only one cancel per PowerPC instruction."
},
{
- "EventCode": "200FA",
+ "EventCode": "0x200FA",
"EventName": "PM_BR_TAKEN_CMPL",
"BriefDescription": "Branch Taken instruction completed."
},
{
- "EventCode": "30012",
+ "EventCode": "0x30004",
+ "EventName": "PM_DISP_STALL_FLUSH",
+ "BriefDescription": "Cycles when dispatch was stalled because of a flush that happened to an instruction(s) that was not yet NTC. PM_EXEC_STALL_NTC_FLUSH only includes instructions that were flushed after becoming NTC."
+ },
+ {
+ "EventCode": "0x3000A",
+ "EventName": "PM_DISP_STALL_ITLB_MISS",
+ "BriefDescription": "Cycles when dispatch was stalled while waiting to resolve an instruction TLB miss."
+ },
+ {
+ "EventCode": "0x30012",
"EventName": "PM_FLUSH_COMPLETION",
"BriefDescription": "The instruction that was next to complete (oldest in the pipeline) did not complete because it suffered a flush."
},
{
- "EventCode": "30014",
+ "EventCode": "0x30014",
"EventName": "PM_EXEC_STALL_STORE",
"BriefDescription": "Cycles in which the oldest instruction in the pipeline was a store instruction executing in the Load Store Unit."
},
{
- "EventCode": "30018",
+ "EventCode": "0x30018",
"EventName": "PM_DISP_STALL_HELD_SCOREBOARD_CYC",
"BriefDescription": "Cycles in which the NTC instruction is held at dispatch while waiting on the Scoreboard. This event combines VSCR and FPSCR together."
},
{
- "EventCode": "30026",
+ "EventCode": "0x30026",
"EventName": "PM_EXEC_STALL_STORE_MISS",
"BriefDescription": "Cycles in which the oldest instruction in the pipeline was a store whose cache line was not resident in the L1 and was waiting for allocation of the missing line into the L1."
},
{
- "EventCode": "3012A",
+ "EventCode": "0x3012A",
"EventName": "PM_MRK_L2_RC_DONE",
"BriefDescription": "L2 RC machine completed the transaction for the marked instruction."
},
{
- "EventCode": "3F046",
+ "EventCode": "0x3F046",
"EventName": "PM_ITLB_HIT_1G",
"BriefDescription": "Instruction TLB hit (IERAT reload) page size 1G, which implies Radix Page Table translation is in use. When MMCR1[17]=0 this event counts only for demand misses. When MMCR1[17]=1 this event includes demand misses and prefetches."
},
{
- "EventCode": "34058",
+ "EventCode": "0x34058",
"EventName": "PM_DISP_STALL_BR_MPRED_ICMISS",
"BriefDescription": "Cycles when dispatch was stalled after a mispredicted branch resulted in an instruction cache miss."
},
{
- "EventCode": "3D05C",
+ "EventCode": "0x3D05C",
"EventName": "PM_DISP_STALL_HELD_RENAME_CYC",
"BriefDescription": "Cycles in which the NTC instruction is held at dispatch because the mapper/SRB was full. Includes GPR (count, link, tar), VSR, VMR, FPR and XVFC."
},
{
- "EventCode": "3E052",
+ "EventCode": "0x3E052",
"EventName": "PM_DISP_STALL_IC_L3",
"BriefDescription": "Cycles when dispatch was stalled while the instruction was fetched from the local L3."
},
{
- "EventCode": "3E054",
+ "EventCode": "0x3E054",
"EventName": "PM_LD_MISS_L1",
"BriefDescription": "Load Missed L1, counted at execution time (can be greater than loads finished). LMQ merges are not included in this count. i.e. if a load instruction misses on an address that is already allocated on the LMQ, this event will not increment for that load). Note that this count is per slice, so if a load spans multiple slices this event will increment multiple times for a single load."
},
{
- "EventCode": "301EA",
+ "EventCode": "0x301EA",
"EventName": "PM_THRESH_EXC_1024",
"BriefDescription": "Threshold counter exceeded a value of 1024."
},
{
- "EventCode": "300FA",
+ "EventCode": "0x300FA",
"EventName": "PM_INST_FROM_L3MISS",
"BriefDescription": "The processor's instruction cache was reloaded from a source other than the local core's L1, L2, or L3 due to a demand miss."
},
{
- "EventCode": "40006",
+ "EventCode": "0x40006",
"EventName": "PM_ISSUE_KILL",
"BriefDescription": "Cycles in which an instruction or group of instructions were cancelled after being issued. This event increments once per occurrence, regardless of how many instructions are included in the issue group."
},
{
- "EventCode": "40116",
+ "EventCode": "0x40116",
"EventName": "PM_MRK_LARX_FIN",
"BriefDescription": "Marked load and reserve instruction (LARX) finished. LARX and STCX are instructions used to acquire a lock."
},
{
- "EventCode": "4C010",
+ "EventCode": "0x4C010",
"EventName": "PM_DISP_STALL_BR_MPRED_IC_L3MISS",
"BriefDescription": "Cycles when dispatch was stalled while the instruction was fetched from sources beyond the local L3 after suffering a mispredicted branch."
},
{
- "EventCode": "4D01E",
+ "EventCode": "0x4D01E",
"EventName": "PM_DISP_STALL_BR_MPRED",
"BriefDescription": "Cycles when dispatch was stalled for this thread due to a mispredicted branch."
},
{
- "EventCode": "4E010",
+ "EventCode": "0x4E010",
"EventName": "PM_DISP_STALL_IC_L3MISS",
"BriefDescription": "Cycles when dispatch was stalled while the instruction was fetched from any source beyond the local L3."
},
{
- "EventCode": "4E01A",
+ "EventCode": "0x4E01A",
"EventName": "PM_DISP_STALL_HELD_CYC",
"BriefDescription": "Cycles in which the NTC instruction is held at dispatch for any reason."
},
{
- "EventCode": "44056",
+ "EventCode": "0x4003C",
+ "EventName": "PM_DISP_STALL_HELD_SYNC_CYC",
+ "BriefDescription": "Cycles in which the NTC instruction is held at dispatch because of a synchronizing instruction that requires the ICT to be empty before dispatch."
+ },
+ {
+ "EventCode": "0x44056",
"EventName": "PM_VECTOR_ST_CMPL",
"BriefDescription": "Vector store instructions completed."
}
diff --git a/tools/perf/pmu-events/arch/powerpc/power10/locks.json b/tools/perf/pmu-events/arch/powerpc/power10/locks.json
index 016d8de..b5a0d65 100644
--- a/tools/perf/pmu-events/arch/powerpc/power10/locks.json
+++ b/tools/perf/pmu-events/arch/powerpc/power10/locks.json
@@ -1,11 +1,11 @@
[
{
- "EventCode": "1E058",
+ "EventCode": "0x1E058",
"EventName": "PM_STCX_FAIL_FIN",
"BriefDescription": "Conditional store instruction (STCX) failed. LARX and STCX are instructions used to acquire a lock."
},
{
- "EventCode": "4E050",
+ "EventCode": "0x4E050",
"EventName": "PM_STCX_PASS_FIN",
"BriefDescription": "Conditional store instruction (STCX) passed. LARX and STCX are instructions used to acquire a lock."
}
diff --git a/tools/perf/pmu-events/arch/powerpc/power10/marked.json b/tools/perf/pmu-events/arch/powerpc/power10/marked.json
index 93a5a59..58b5dfe 100644
--- a/tools/perf/pmu-events/arch/powerpc/power10/marked.json
+++ b/tools/perf/pmu-events/arch/powerpc/power10/marked.json
@@ -1,146 +1,141 @@
[
{
- "EventCode": "1002C",
+ "EventCode": "0x1002C",
"EventName": "PM_LD_PREFETCH_CACHE_LINE_MISS",
"BriefDescription": "The L1 cache was reloaded with a line that fulfills a prefetch request."
},
{
- "EventCode": "10132",
+ "EventCode": "0x10132",
"EventName": "PM_MRK_INST_ISSUED",
"BriefDescription": "Marked instruction issued. Note that stores always get issued twice, the address gets issued to the LSU and the data gets issued to the VSU. Also, issues can sometimes get killed/cancelled and cause multiple sequential issues for the same instruction."
},
{
- "EventCode": "101E0",
+ "EventCode": "0x101E0",
"EventName": "PM_MRK_INST_DISP",
"BriefDescription": "The thread has dispatched a randomly sampled marked instruction."
},
{
- "EventCode": "101E2",
+ "EventCode": "0x101E2",
"EventName": "PM_MRK_BR_TAKEN_CMPL",
"BriefDescription": "Marked Branch Taken instruction completed."
},
{
- "EventCode": "20112",
+ "EventCode": "0x20112",
"EventName": "PM_MRK_NTF_FIN",
"BriefDescription": "The marked instruction became the oldest in the pipeline before it finished. It excludes instructions that finish at dispatch."
},
{
- "EventCode": "2C01C",
+ "EventCode": "0x2C01C",
"EventName": "PM_EXEC_STALL_DMISS_OFF_CHIP",
"BriefDescription": "Cycles in which the oldest instruction in the pipeline was waiting for a load miss to resolve from a remote chip."
},
{
- "EventCode": "20138",
+ "EventCode": "0x20138",
"EventName": "PM_MRK_ST_NEST",
"BriefDescription": "A store has been sampled/marked and is at the point of execution where it has completed in the core and can no longer be flushed. At this point the store is sent to the L2."
},
{
- "EventCode": "2013A",
+ "EventCode": "0x2013A",
"EventName": "PM_MRK_BRU_FIN",
"BriefDescription": "Marked Branch instruction finished."
},
{
- "EventCode": "2C144",
+ "EventCode": "0x2C144",
"EventName": "PM_MRK_XFER_FROM_SRC_CYC_PMC2",
"BriefDescription": "Cycles taken for a marked demand miss to reload a line from the source specified in MMCR3[15:27]."
},
{
- "EventCode": "24156",
+ "EventCode": "0x24156",
"EventName": "PM_MRK_STCX_FIN",
"BriefDescription": "Marked conditional store instruction (STCX) finished. LARX and STCX are instructions used to acquire a lock."
},
{
- "EventCode": "24158",
+ "EventCode": "0x24158",
"EventName": "PM_MRK_INST",
"BriefDescription": "An instruction was marked. Includes both Random Instruction Sampling (RIS) at decode time and Random Event Sampling (RES) at the time the configured event happens."
},
{
- "EventCode": "2415C",
+ "EventCode": "0x2415C",
"EventName": "PM_MRK_BR_CMPL",
"BriefDescription": "A marked branch completed. All branches are included."
},
{
- "EventCode": "200FD",
+ "EventCode": "0x200FD",
"EventName": "PM_L1_ICACHE_MISS",
"BriefDescription": "Demand iCache Miss."
},
{
- "EventCode": "30130",
+ "EventCode": "0x30130",
"EventName": "PM_MRK_INST_FIN",
"BriefDescription": "marked instruction finished. Excludes instructions that finish at dispatch. Note that stores always finish twice since the address gets issued to the LSU and the data gets issued to the VSU."
},
{
- "EventCode": "34146",
+ "EventCode": "0x34146",
"EventName": "PM_MRK_LD_CMPL",
"BriefDescription": "Marked loads completed."
},
{
- "EventCode": "3E158",
+ "EventCode": "0x3E158",
"EventName": "PM_MRK_STCX_FAIL",
"BriefDescription": "Marked conditional store instruction (STCX) failed. LARX and STCX are instructions used to acquire a lock."
},
{
- "EventCode": "3E15A",
+ "EventCode": "0x3E15A",
"EventName": "PM_MRK_ST_FIN",
"BriefDescription": "The marked instruction was a store of any kind."
},
{
- "EventCode": "30068",
+ "EventCode": "0x30068",
"EventName": "PM_L1_ICACHE_RELOADED_PREF",
"BriefDescription": "Counts all Icache prefetch reloads ( includes demand turned into prefetch)."
},
{
- "EventCode": "301E4",
+ "EventCode": "0x301E4",
"EventName": "PM_MRK_BR_MPRED_CMPL",
"BriefDescription": "Marked Branch Mispredicted. Includes direction and target."
},
{
- "EventCode": "300F6",
+ "EventCode": "0x300F6",
"EventName": "PM_LD_DEMAND_MISS_L1",
"BriefDescription": "The L1 cache was reloaded with a line that fulfills a demand miss request. Counted at reload time, before finish."
},
{
- "EventCode": "300FE",
+ "EventCode": "0x300FE",
"EventName": "PM_DATA_FROM_L3MISS",
"BriefDescription": "The processor's data cache was reloaded from a source other than the local core's L1, L2, or L3 due to a demand miss."
},
{
- "EventCode": "40012",
+ "EventCode": "0x40012",
"EventName": "PM_L1_ICACHE_RELOADED_ALL",
"BriefDescription": "Counts all Icache reloads includes demand, prefetch, prefetch turned into demand and demand turned into prefetch."
},
{
- "EventCode": "40134",
+ "EventCode": "0x40134",
"EventName": "PM_MRK_INST_TIMEO",
"BriefDescription": "Marked instruction finish timeout (instruction was lost)."
},
{
- "EventCode": "4003C",
- "EventName": "PM_DISP_STALL_HELD_SYNC_CYC",
- "BriefDescription": "Cycles in which the NTC instruction is held at dispatch because of a synchronizing instruction that requires the ICT to be empty before dispatch."
- },
- {
- "EventCode": "4505A",
+ "EventCode": "0x4505A",
"EventName": "PM_SP_FLOP_CMPL",
"BriefDescription": "Single Precision floating point instructions completed."
},
{
- "EventCode": "4D058",
+ "EventCode": "0x4D058",
"EventName": "PM_VECTOR_FLOP_CMPL",
"BriefDescription": "Vector floating point instructions completed."
},
{
- "EventCode": "4D05A",
+ "EventCode": "0x4D05A",
"EventName": "PM_NON_MATH_FLOP_CMPL",
"BriefDescription": "Non Math instructions completed."
},
{
- "EventCode": "401E0",
+ "EventCode": "0x401E0",
"EventName": "PM_MRK_INST_CMPL",
"BriefDescription": "marked instruction completed."
},
{
- "EventCode": "400FE",
+ "EventCode": "0x400FE",
"EventName": "PM_DATA_FROM_MEMORY",
"BriefDescription": "The processor's data cache was reloaded from local, remote, or distant memory due to a demand miss."
}
diff --git a/tools/perf/pmu-events/arch/powerpc/power10/memory.json b/tools/perf/pmu-events/arch/powerpc/power10/memory.json
index b01141e..843b51f 100644
--- a/tools/perf/pmu-events/arch/powerpc/power10/memory.json
+++ b/tools/perf/pmu-events/arch/powerpc/power10/memory.json
@@ -1,191 +1,186 @@
[
{
- "EventCode": "1000A",
+ "EventCode": "0x1000A",
"EventName": "PM_PMC3_REWIND",
"BriefDescription": "The speculative event selected for PMC3 rewinds and the counter for PMC3 is not charged."
},
{
- "EventCode": "1C040",
+ "EventCode": "0x1C040",
"EventName": "PM_XFER_FROM_SRC_PMC1",
"BriefDescription": "The processor's L1 data cache was reloaded from the source specified in MMCR3[0:12]. If MMCR1[16|17] is 0 (default), this count includes only lines that were reloaded to satisfy a demand miss. If MMCR1[16|17] is 1, this count includes both demand misses and prefetch reloads."
},
{
- "EventCode": "1C142",
+ "EventCode": "0x1C142",
"EventName": "PM_MRK_XFER_FROM_SRC_PMC1",
"BriefDescription": "For a marked data transfer instruction, the processor's L1 data cache was reloaded from the source specified in MMCR3[0:12]. If MMCR1[16|17] is 0 (default), this count includes only lines that were reloaded to satisfy a demand miss. If MMCR1[16|17] is 1, this count includes both demand misses and prefetch reloads."
},
{
- "EventCode": "1C144",
+ "EventCode": "0x1C144",
"EventName": "PM_MRK_XFER_FROM_SRC_CYC_PMC1",
"BriefDescription": "Cycles taken for a marked demand miss to reload a line from the source specified in MMCR3[0:12]."
},
{
- "EventCode": "1C056",
+ "EventCode": "0x1C056",
"EventName": "PM_DERAT_MISS_4K",
"BriefDescription": "Data ERAT Miss (Data TLB Access) page size 4K. When MMCR1[16]=0 this event counts only DERAT reloads for demand misses. When MMCR1[16]=1 this event includes demand misses and prefetches."
},
{
- "EventCode": "1C058",
+ "EventCode": "0x1C058",
"EventName": "PM_DTLB_MISS_16G",
"BriefDescription": "Data TLB reload (after a miss) page size 16G. When MMCR1[16]=0 this event counts only for demand misses. When MMCR1[16]=1 this event includes demand misses and prefetches."
},
{
- "EventCode": "1C05C",
+ "EventCode": "0x1C05C",
"EventName": "PM_DTLB_MISS_2M",
"BriefDescription": "Data TLB reload (after a miss) page size 2M. Implies radix translation was used. When MMCR1[16]=0 this event counts only for demand misses. When MMCR1[16]=1 this event includes demand misses and prefetches."
},
{
- "EventCode": "1E056",
+ "EventCode": "0x1E056",
"EventName": "PM_EXEC_STALL_STORE_PIPE",
"BriefDescription": "Cycles in which the oldest instruction in the pipeline was executing in the store unit. This does not include cycles spent handling store misses, PTESYNC instructions or TLBIE instructions."
},
{
- "EventCode": "1F150",
+ "EventCode": "0x1F150",
"EventName": "PM_MRK_ST_L2_CYC",
"BriefDescription": "Cycles from L2 RC dispatch to L2 RC completion."
},
{
- "EventCode": "10062",
+ "EventCode": "0x10062",
"EventName": "PM_LD_L3MISS_PEND_CYC",
"BriefDescription": "Cycles L3 miss was pending for this thread."
},
{
- "EventCode": "20010",
+ "EventCode": "0x20010",
"EventName": "PM_PMC1_OVERFLOW",
"BriefDescription": "The event selected for PMC1 caused the event counter to overflow."
},
{
- "EventCode": "2001A",
+ "EventCode": "0x2001A",
"EventName": "PM_ITLB_HIT",
"BriefDescription": "The PTE required to translate the instruction address was resident in the TLB (instruction TLB access/IERAT reload). Applies to both HPT and RPT. When MMCR1[17]=0 this event counts only for demand misses. When MMCR1[17]=1 this event includes demand misses and prefetches."
},
{
- "EventCode": "2003E",
+ "EventCode": "0x2003E",
"EventName": "PM_PTESYNC_FIN",
"BriefDescription": "Ptesync instruction finished in the store unit. Only one ptesync can finish at a time."
},
{
- "EventCode": "2C040",
+ "EventCode": "0x2C040",
"EventName": "PM_XFER_FROM_SRC_PMC2",
"BriefDescription": "The processor's L1 data cache was reloaded from the source specified in MMCR3[15:27]. If MMCR1[16|17] is 0 (default), this count includes only lines that were reloaded to satisfy a demand miss. If MMCR1[16|17] is 1, this count includes both demand misses and prefetch reloads."
},
{
- "EventCode": "2C054",
+ "EventCode": "0x2C054",
"EventName": "PM_DERAT_MISS_64K",
"BriefDescription": "Data ERAT Miss (Data TLB Access) page size 64K. When MMCR1[16]=0 this event counts only DERAT reloads for demand misses. When MMCR1[16]=1 this event includes demand misses and prefetches."
},
{
- "EventCode": "2C056",
+ "EventCode": "0x2C056",
"EventName": "PM_DTLB_MISS_4K",
"BriefDescription": "Data TLB reload (after a miss) page size 4K. When MMCR1[16]=0 this event counts only for demand misses. When MMCR1[16]=1 this event includes demand misses and prefetches."
},
{
- "EventCode": "2D154",
+ "EventCode": "0x2D154",
"EventName": "PM_MRK_DERAT_MISS_64K",
"BriefDescription": "Data ERAT Miss (Data TLB Access) page size 64K for a marked instruction. When MMCR1[16]=0 this event counts only DERAT reloads for demand misses. When MMCR1[16]=1 this event includes demand misses and prefetches."
},
{
- "EventCode": "200F6",
+ "EventCode": "0x200F6",
"EventName": "PM_DERAT_MISS",
"BriefDescription": "DERAT Reloaded to satisfy a DERAT miss. All page sizes are counted by this event. When MMCR1[16]=0 this event counts only DERAT reloads for demand misses. When MMCR1[16]=1 this event includes demand misses and prefetches."
},
{
- "EventCode": "3000A",
- "EventName": "PM_DISP_STALL_ITLB_MISS",
- "BriefDescription": "Cycles when dispatch was stalled while waiting to resolve an instruction TLB miss."
- },
- {
- "EventCode": "30016",
+ "EventCode": "0x30016",
"EventName": "PM_EXEC_STALL_DERAT_DTLB_MISS",
"BriefDescription": "Cycles in which the oldest instruction in the pipeline suffered a TLB miss and waited for it resolve."
},
{
- "EventCode": "3C040",
+ "EventCode": "0x3C040",
"EventName": "PM_XFER_FROM_SRC_PMC3",
"BriefDescription": "The processor's L1 data cache was reloaded from the source specified in MMCR3[30:42]. If MMCR1[16|17] is 0 (default), this count includes only lines that were reloaded to satisfy a demand miss. If MMCR1[16|17] is 1, this count includes both demand misses and prefetch reloads."
},
{
- "EventCode": "3C142",
+ "EventCode": "0x3C142",
"EventName": "PM_MRK_XFER_FROM_SRC_PMC3",
"BriefDescription": "For a marked data transfer instruction, the processor's L1 data cache was reloaded from the source specified in MMCR3[30:42]. If MMCR1[16|17] is 0 (default), this count includes only lines that were reloaded to satisfy a demand miss. If MMCR1[16|17] is 1, this count includes both demand misses and prefetch reloads."
},
{
- "EventCode": "3C144",
+ "EventCode": "0x3C144",
"EventName": "PM_MRK_XFER_FROM_SRC_CYC_PMC3",
"BriefDescription": "Cycles taken for a marked demand miss to reload a line from the source specified in MMCR3[30:42]."
},
{
- "EventCode": "3C054",
+ "EventCode": "0x3C054",
"EventName": "PM_DERAT_MISS_16M",
"BriefDescription": "Data ERAT Miss (Data TLB Access) page size 16M. When MMCR1[16]=0 this event counts only DERAT reloads for demand misses. When MMCR1[16]=1 this event includes demand misses and prefetches."
},
{
- "EventCode": "3C056",
+ "EventCode": "0x3C056",
"EventName": "PM_DTLB_MISS_64K",
"BriefDescription": "Data TLB reload (after a miss) page size 64K. When MMCR1[16]=0 this event counts only for demand misses. When MMCR1[16]=1 this event includes demand misses and prefetches."
},
{
- "EventCode": "3C058",
+ "EventCode": "0x3C058",
"EventName": "PM_LARX_FIN",
"BriefDescription": "Load and reserve instruction (LARX) finished. LARX and STCX are instructions used to acquire a lock."
},
{
- "EventCode": "301E2",
+ "EventCode": "0x301E2",
"EventName": "PM_MRK_ST_CMPL",
"BriefDescription": "Marked store completed and sent to nest. Note that this count excludes cache-inhibited stores."
},
{
- "EventCode": "300FC",
+ "EventCode": "0x300FC",
"EventName": "PM_DTLB_MISS",
"BriefDescription": "The DPTEG required for the load/store instruction in execution was missing from the TLB. It includes pages of all sizes for demand and prefetch activity."
},
{
- "EventCode": "4D02C",
+ "EventCode": "0x4D02C",
"EventName": "PM_PMC1_REWIND",
"BriefDescription": "The speculative event selected for PMC1 rewinds and the counter for PMC1 is not charged."
},
{
- "EventCode": "4003E",
+ "EventCode": "0x4003E",
"EventName": "PM_LD_CMPL",
"BriefDescription": "Loads completed."
},
{
- "EventCode": "4C040",
+ "EventCode": "0x4C040",
"EventName": "PM_XFER_FROM_SRC_PMC4",
"BriefDescription": "The processor's L1 data cache was reloaded from the source specified in MMCR3[45:57]. If MMCR1[16|17] is 0 (default), this count includes only lines that were reloaded to satisfy a demand miss. If MMCR1[16|17] is 1, this count includes both demand misses and prefetch reloads."
},
{
- "EventCode": "4C142",
+ "EventCode": "0x4C142",
"EventName": "PM_MRK_XFER_FROM_SRC_PMC4",
"BriefDescription": "For a marked data transfer instruction, the processor's L1 data cache was reloaded from the source specified in MMCR3[45:57]. If MMCR1[16|17] is 0 (default), this count includes only lines that were reloaded to satisfy a demand miss. If MMCR1[16|17] is 1, this count includes both demand misses and prefetch reloads."
},
{
- "EventCode": "4C144",
+ "EventCode": "0x4C144",
"EventName": "PM_MRK_XFER_FROM_SRC_CYC_PMC4",
"BriefDescription": "Cycles taken for a marked demand miss to reload a line from the source specified in MMCR3[45:57]."
},
{
- "EventCode": "4C056",
+ "EventCode": "0x4C056",
"EventName": "PM_DTLB_MISS_16M",
"BriefDescription": "Data TLB reload (after a miss) page size 16M. When MMCR1[16]=0 this event counts only for demand misses. When MMCR1[16]=1 this event includes demand misses and prefetches."
},
{
- "EventCode": "4C05A",
+ "EventCode": "0x4C05A",
"EventName": "PM_DTLB_MISS_1G",
"BriefDescription": "Data TLB reload (after a miss) page size 1G. Implies radix translation was used. When MMCR1[16]=0 this event counts only for demand misses. When MMCR1[16]=1 this event includes demand misses and prefetches."
},
{
- "EventCode": "4C15E",
+ "EventCode": "0x4C15E",
"EventName": "PM_MRK_DTLB_MISS_64K",
"BriefDescription": "Marked Data TLB reload (after a miss) page size 64K. When MMCR1[16]=0 this event counts only for demand misses. When MMCR1[16]=1 this event includes demand misses and prefetches."
},
{
- "EventCode": "4D056",
+ "EventCode": "0x4D056",
"EventName": "PM_NON_FMA_FLOP_CMPL",
"BriefDescription": "Non FMA instruction completed."
},
{
- "EventCode": "40164",
+ "EventCode": "0x40164",
"EventName": "PM_MRK_DERAT_MISS_2M",
"BriefDescription": "Data ERAT Miss (Data TLB Access) page size 2M for a marked instruction. When MMCR1[16]=0 this event counts only DERAT reloads for demand misses. When MMCR1[16]=1 this event includes demand misses and prefetches."
}
diff --git a/tools/perf/pmu-events/arch/powerpc/power10/others.json b/tools/perf/pmu-events/arch/powerpc/power10/others.json
index a119e56..7d0de1a 100644
--- a/tools/perf/pmu-events/arch/powerpc/power10/others.json
+++ b/tools/perf/pmu-events/arch/powerpc/power10/others.json
@@ -1,296 +1,271 @@
[
{
- "EventCode": "10016",
+ "EventCode": "0x10016",
"EventName": "PM_VSU0_ISSUE",
"BriefDescription": "VSU instructions issued to VSU pipe 0."
},
{
- "EventCode": "1001C",
+ "EventCode": "0x1001C",
"EventName": "PM_ULTRAVISOR_INST_CMPL",
"BriefDescription": "PowerPC instructions that completed while the thread was in ultravisor state."
},
{
- "EventCode": "100F0",
+ "EventCode": "0x100F0",
"EventName": "PM_CYC",
"BriefDescription": "Processor cycles."
},
{
- "EventCode": "10134",
+ "EventCode": "0x10134",
"EventName": "PM_MRK_ST_DONE_L2",
"BriefDescription": "Marked stores completed in L2 (RC machine done)."
},
{
- "EventCode": "1505E",
+ "EventCode": "0x1505E",
"EventName": "PM_LD_HIT_L1",
"BriefDescription": "Loads that finished without experiencing an L1 miss."
},
{
- "EventCode": "1D05E",
- "EventName": "PM_DISP_STALL_HELD_HALT_CYC",
- "BriefDescription": "Cycles in which the NTC instruction is held at dispatch because of power management."
- },
- {
- "EventCode": "1E054",
- "EventName": "PM_EXEC_STALL_DMISS_L21_L31",
- "BriefDescription": "Cycles in which the oldest instruction in the pipeline was waiting for a load miss to resolve from another core's L2 or L3 on the same chip."
- },
- {
- "EventCode": "1E05A",
- "EventName": "PM_CMPL_STALL_LWSYNC",
- "BriefDescription": "Cycles in which the oldest instruction in the pipeline was a lwsync waiting to complete."
- },
- {
- "EventCode": "1F056",
+ "EventCode": "0x1F056",
"EventName": "PM_DISP_SS0_2_INSTR_CYC",
"BriefDescription": "Cycles in which Superslice 0 dispatches either 1 or 2 instructions."
},
{
- "EventCode": "1F15C",
+ "EventCode": "0x1F15C",
"EventName": "PM_MRK_STCX_L2_CYC",
"BriefDescription": "Cycles spent in the nest portion of a marked Stcx instruction. It starts counting when the operation starts to drain to the L2 and it stops counting when the instruction retires from the Instruction Completion Table (ICT) in the Instruction Sequencing Unit (ISU)."
},
{
- "EventCode": "10066",
+ "EventCode": "0x10066",
"EventName": "PM_ADJUNCT_CYC",
"BriefDescription": "Cycles in which the thread is in Adjunct state. MSR[S HV PR] bits = 011."
},
{
- "EventCode": "101E4",
+ "EventCode": "0x101E4",
"EventName": "PM_MRK_L1_ICACHE_MISS",
"BriefDescription": "Marked Instruction suffered an icache Miss."
},
{
- "EventCode": "101EA",
+ "EventCode": "0x101EA",
"EventName": "PM_MRK_L1_RELOAD_VALID",
"BriefDescription": "Marked demand reload."
},
{
- "EventCode": "100F4",
+ "EventCode": "0x100F4",
"EventName": "PM_FLOP_CMPL",
"BriefDescription": "Floating Point Operations Completed. Includes any type. It counts once for each 1, 2, 4 or 8 flop instruction. Use PM_1|2|4|8_FLOP_CMPL events to count flops."
},
{
- "EventCode": "100FA",
+ "EventCode": "0x100FA",
"EventName": "PM_RUN_LATCH_ANY_THREAD_CYC",
"BriefDescription": "Cycles when at least one thread has the run latch set."
},
{
- "EventCode": "100FC",
+ "EventCode": "0x100FC",
"EventName": "PM_LD_REF_L1",
"BriefDescription": "All L1 D cache load references counted at finish, gated by reject. In P9 and earlier this event counted only cacheable loads but in P10 both cacheable and non-cacheable loads are included."
},
{
- "EventCode": "20006",
- "EventName": "PM_DISP_STALL_HELD_ISSQ_FULL_CYC",
- "BriefDescription": "Cycles in which the NTC instruction is held at dispatch due to Issue queue full. Includes issue queue and branch queue."
- },
- {
- "EventCode": "2000C",
+ "EventCode": "0x2000C",
"EventName": "PM_RUN_LATCH_ALL_THREADS_CYC",
"BriefDescription": "Cycles when the run latch is set for all threads."
},
{
- "EventCode": "2E010",
+ "EventCode": "0x2E010",
"EventName": "PM_ADJUNCT_INST_CMPL",
"BriefDescription": "PowerPC instructions that completed while the thread is in Adjunct state."
},
{
- "EventCode": "2E014",
+ "EventCode": "0x2E014",
"EventName": "PM_STCX_FIN",
"BriefDescription": "Conditional store instruction (STCX) finished. LARX and STCX are instructions used to acquire a lock."
},
{
- "EventCode": "20130",
+ "EventCode": "0x20130",
"EventName": "PM_MRK_INST_DECODED",
"BriefDescription": "An instruction was marked at decode time. Random Instruction Sampling (RIS) only."
},
{
- "EventCode": "20132",
+ "EventCode": "0x20132",
"EventName": "PM_MRK_DFU_ISSUE",
"BriefDescription": "The marked instruction was a decimal floating point operation issued to the VSU. Measured at issue time."
},
{
- "EventCode": "20134",
+ "EventCode": "0x20134",
"EventName": "PM_MRK_FXU_ISSUE",
"BriefDescription": "The marked instruction was a fixed point operation issued to the VSU. Measured at issue time."
},
{
- "EventCode": "2505C",
+ "EventCode": "0x2505C",
"EventName": "PM_VSU_ISSUE",
"BriefDescription": "At least one VSU instruction was issued to one of the VSU pipes. Up to 4 per cycle. Includes fixed point operations."
},
{
- "EventCode": "2F054",
+ "EventCode": "0x2F054",
"EventName": "PM_DISP_SS1_2_INSTR_CYC",
"BriefDescription": "Cycles in which Superslice 1 dispatches either 1 or 2 instructions."
},
{
- "EventCode": "2F056",
+ "EventCode": "0x2F056",
"EventName": "PM_DISP_SS1_4_INSTR_CYC",
"BriefDescription": "Cycles in which Superslice 1 dispatches either 3 or 4 instructions."
},
{
- "EventCode": "2006C",
+ "EventCode": "0x2006C",
"EventName": "PM_RUN_CYC_SMT4_MODE",
"BriefDescription": "Cycles when this thread's run latch is set and the core is in SMT4 mode."
},
{
- "EventCode": "201E0",
+ "EventCode": "0x201E0",
"EventName": "PM_MRK_DATA_FROM_MEMORY",
"BriefDescription": "The processor's data cache was reloaded from local, remote, or distant memory due to a demand miss for a marked load."
},
{
- "EventCode": "201E4",
+ "EventCode": "0x201E4",
"EventName": "PM_MRK_DATA_FROM_L3MISS",
"BriefDescription": "The processor's data cache was reloaded from a source other than the local core's L1, L2, or L3 due to a demand miss for a marked load."
},
{
- "EventCode": "201E8",
+ "EventCode": "0x201E8",
"EventName": "PM_THRESH_EXC_512",
"BriefDescription": "Threshold counter exceeded a value of 512."
},
{
- "EventCode": "200F2",
+ "EventCode": "0x200F2",
"EventName": "PM_INST_DISP",
"BriefDescription": "PowerPC instructions dispatched."
},
{
- "EventCode": "30132",
+ "EventCode": "0x30132",
"EventName": "PM_MRK_VSU_FIN",
"BriefDescription": "VSU marked instructions finished. Excludes simple FX instructions issued to the Store Unit."
},
{
- "EventCode": "30038",
+ "EventCode": "0x30038",
"EventName": "PM_EXEC_STALL_DMISS_LMEM",
"BriefDescription": "Cycles in which the oldest instruction in the pipeline was waiting for a load miss to resolve from the local memory, local OpenCapp cache, or local OpenCapp memory."
},
{
- "EventCode": "3F04A",
+ "EventCode": "0x3F04A",
"EventName": "PM_LSU_ST5_FIN",
"BriefDescription": "LSU Finished an internal operation in ST2 port."
},
{
- "EventCode": "34054",
- "EventName": "PM_EXEC_STALL_DMISS_L2L3_NOCONFLICT",
- "BriefDescription": "Cycles in which the oldest instruction in the pipeline was waiting for a load miss to resolve from the local L2 or local L3, without a dispatch conflict."
- },
- {
- "EventCode": "3405A",
+ "EventCode": "0x3405A",
"EventName": "PM_PRIVILEGED_INST_CMPL",
"BriefDescription": "PowerPC Instructions that completed while the thread is in Privileged state."
},
{
- "EventCode": "3F150",
+ "EventCode": "0x3F150",
"EventName": "PM_MRK_ST_DRAIN_CYC",
"BriefDescription": "cycles to drain st from core to L2."
},
{
- "EventCode": "3F054",
+ "EventCode": "0x3F054",
"EventName": "PM_DISP_SS0_4_INSTR_CYC",
"BriefDescription": "Cycles in which Superslice 0 dispatches either 3 or 4 instructions."
},
{
- "EventCode": "3F056",
+ "EventCode": "0x3F056",
"EventName": "PM_DISP_SS0_8_INSTR_CYC",
"BriefDescription": "Cycles in which Superslice 0 dispatches either 5, 6, 7 or 8 instructions."
},
{
- "EventCode": "30162",
+ "EventCode": "0x30162",
"EventName": "PM_MRK_ISSUE_DEPENDENT_LOAD",
"BriefDescription": "The marked instruction was dependent on a load. It is eligible for issue kill."
},
{
- "EventCode": "40114",
+ "EventCode": "0x40114",
"EventName": "PM_MRK_START_PROBE_NOP_DISP",
"BriefDescription": "Marked Start probe nop dispatched. Instruction AND R0,R0,R0."
},
{
- "EventCode": "4001C",
+ "EventCode": "0x4001C",
"EventName": "PM_VSU_FIN",
"BriefDescription": "VSU instructions finished."
},
{
- "EventCode": "4C01A",
+ "EventCode": "0x4C01A",
"EventName": "PM_EXEC_STALL_DMISS_OFF_NODE",
"BriefDescription": "Cycles in which the oldest instruction in the pipeline was waiting for a load miss to resolve from a distant chip."
},
{
- "EventCode": "4D012",
+ "EventCode": "0x4D012",
"EventName": "PM_PMC3_SAVED",
"BriefDescription": "The conditions for the speculative event selected for PMC3 are met and PMC3 is charged."
},
{
- "EventCode": "4D022",
+ "EventCode": "0x4D022",
"EventName": "PM_HYPERVISOR_INST_CMPL",
"BriefDescription": "PowerPC instructions that completed while the thread is in hypervisor state."
},
{
- "EventCode": "4D026",
+ "EventCode": "0x4D026",
"EventName": "PM_ULTRAVISOR_CYC",
"BriefDescription": "Cycles when the thread is in Ultravisor state. MSR[S HV PR]=110."
},
{
- "EventCode": "4D028",
+ "EventCode": "0x4D028",
"EventName": "PM_PRIVILEGED_CYC",
"BriefDescription": "Cycles when the thread is in Privileged state. MSR[S HV PR]=x00."
},
{
- "EventCode": "40030",
+ "EventCode": "0x40030",
"EventName": "PM_INST_FIN",
"BriefDescription": "Instructions finished."
},
{
- "EventCode": "44146",
+ "EventCode": "0x44146",
"EventName": "PM_MRK_STCX_CORE_CYC",
"BriefDescription": "Cycles spent in the core portion of a marked Stcx instruction. It starts counting when the instruction is decoded and stops counting when it drains into the L2."
},
{
- "EventCode": "44054",
+ "EventCode": "0x44054",
"EventName": "PM_VECTOR_LD_CMPL",
"BriefDescription": "Vector load instructions completed."
},
{
- "EventCode": "45054",
+ "EventCode": "0x45054",
"EventName": "PM_FMA_CMPL",
"BriefDescription": "Two floating point instructions completed (FMA class of instructions: fmadd, fnmadd, fmsub, fnmsub). Scalar instructions only."
},
{
- "EventCode": "45056",
+ "EventCode": "0x45056",
"EventName": "PM_SCALAR_FLOP_CMPL",
"BriefDescription": "Scalar floating point instructions completed."
},
{
- "EventCode": "4505C",
+ "EventCode": "0x4505C",
"EventName": "PM_MATH_FLOP_CMPL",
"BriefDescription": "Math floating point instructions completed."
},
{
- "EventCode": "4D05E",
+ "EventCode": "0x4D05E",
"EventName": "PM_BR_CMPL",
"BriefDescription": "A branch completed. All branches are included."
},
{
- "EventCode": "4E15E",
+ "EventCode": "0x4E15E",
"EventName": "PM_MRK_INST_FLUSHED",
"BriefDescription": "The marked instruction was flushed."
},
{
- "EventCode": "401E6",
+ "EventCode": "0x401E6",
"EventName": "PM_MRK_INST_FROM_L3MISS",
"BriefDescription": "The processor's instruction cache was reloaded from a source other than the local core's L1, L2, or L3 due to a demand miss for a marked instruction."
},
{
- "EventCode": "401E8",
+ "EventCode": "0x401E8",
"EventName": "PM_MRK_DATA_FROM_L2MISS",
"BriefDescription": "The processor's data cache was reloaded from a source other than the local core's L1 or L2 due to a demand miss for a marked load."
},
{
- "EventCode": "400F0",
+ "EventCode": "0x400F0",
"EventName": "PM_LD_DEMAND_MISS_L1_FIN",
"BriefDescription": "Load Missed L1, counted at finish time."
},
{
- "EventCode": "400FA",
+ "EventCode": "0x400FA",
"EventName": "PM_RUN_INST_CMPL",
"BriefDescription": "Completed PowerPC instructions gated by the run latch."
}
diff --git a/tools/perf/pmu-events/arch/powerpc/power10/pipeline.json b/tools/perf/pmu-events/arch/powerpc/power10/pipeline.json
index b61b5cc..b8aded6 100644
--- a/tools/perf/pmu-events/arch/powerpc/power10/pipeline.json
+++ b/tools/perf/pmu-events/arch/powerpc/power10/pipeline.json
@@ -1,296 +1,291 @@
[
{
- "EventCode": "100FE",
+ "EventCode": "0x100FE",
"EventName": "PM_INST_CMPL",
"BriefDescription": "PowerPC instructions completed."
},
{
- "EventCode": "10006",
- "EventName": "PM_DISP_STALL_HELD_OTHER_CYC",
- "BriefDescription": "Cycles in which the NTC instruction is held at dispatch for any other reason."
- },
- {
- "EventCode": "1000C",
+ "EventCode": "0x1000C",
"EventName": "PM_LSU_LD0_FIN",
"BriefDescription": "LSU Finished an internal operation in LD0 port."
},
{
- "EventCode": "1000E",
+ "EventCode": "0x1000E",
"EventName": "PM_MMA_ISSUED",
"BriefDescription": "MMA instructions issued."
},
{
- "EventCode": "10012",
+ "EventCode": "0x10012",
"EventName": "PM_LSU_ST0_FIN",
"BriefDescription": "LSU Finished an internal operation in ST0 port."
},
{
- "EventCode": "10014",
+ "EventCode": "0x10014",
"EventName": "PM_LSU_ST4_FIN",
"BriefDescription": "LSU Finished an internal operation in ST4 port."
},
{
- "EventCode": "10018",
+ "EventCode": "0x10018",
"EventName": "PM_IC_DEMAND_CYC",
"BriefDescription": "Cycles in which an instruction reload is pending to satisfy a demand miss."
},
{
- "EventCode": "10022",
+ "EventCode": "0x10022",
"EventName": "PM_PMC2_SAVED",
"BriefDescription": "The conditions for the speculative event selected for PMC2 are met and PMC2 is charged."
},
{
- "EventCode": "10024",
+ "EventCode": "0x10024",
"EventName": "PM_PMC5_OVERFLOW",
"BriefDescription": "The event selected for PMC5 caused the event counter to overflow."
},
{
- "EventCode": "10058",
+ "EventCode": "0x10058",
"EventName": "PM_EXEC_STALL_FIN_AT_DISP",
"BriefDescription": "Cycles in which the oldest instruction in the pipeline finished at dispatch and did not require execution in the LSU, BRU or VSU."
},
{
- "EventCode": "1005A",
+ "EventCode": "0x1005A",
"EventName": "PM_FLUSH_MPRED",
"BriefDescription": "A flush occurred due to a mispredicted branch. Includes target and direction."
},
{
- "EventCode": "1C05A",
+ "EventCode": "0x1C05A",
"EventName": "PM_DERAT_MISS_2M",
"BriefDescription": "Data ERAT Miss (Data TLB Access) page size 2M. Implies radix translation. When MMCR1[16]=0 this event counts only DERAT reloads for demand misses. When MMCR1[16]=1 this event includes demand misses and prefetches."
},
{
- "EventCode": "10064",
- "EventName": "PM_DISP_STALL_IC_L2",
- "BriefDescription": "Cycles when dispatch was stalled while the instruction was fetched from the local L2."
+ "EventCode": "0x1E05A",
+ "EventName": "PM_CMPL_STALL_LWSYNC",
+ "BriefDescription": "Cycles in which the oldest instruction in the pipeline was a lwsync waiting to complete."
},
{
- "EventCode": "10068",
+ "EventCode": "0x10068",
"EventName": "PM_BR_FIN",
"BriefDescription": "A branch instruction finished. Includes predicted/mispredicted/unconditional."
},
{
- "EventCode": "1006A",
+ "EventCode": "0x1006A",
"EventName": "PM_FX_LSU_FIN",
"BriefDescription": "Simple fixed point instruction issued to the store unit. Measured at finish time."
},
{
- "EventCode": "1006C",
+ "EventCode": "0x1006C",
"EventName": "PM_RUN_CYC_ST_MODE",
"BriefDescription": "Cycles when the run latch is set and the core is in ST mode."
},
{
- "EventCode": "20004",
+ "EventCode": "0x20004",
"EventName": "PM_ISSUE_STALL",
"BriefDescription": "Cycles in which the oldest instruction in the pipeline was dispatched but not issued yet."
},
{
- "EventCode": "2000A",
+ "EventCode": "0x2000A",
"EventName": "PM_HYPERVISOR_CYC",
"BriefDescription": "Cycles when the thread is in Hypervisor state. MSR[S HV PR]=010."
},
{
- "EventCode": "2000E",
+ "EventCode": "0x2000E",
"EventName": "PM_LSU_LD1_FIN",
"BriefDescription": "LSU Finished an internal operation in LD1 port."
},
{
- "EventCode": "2C014",
+ "EventCode": "0x2C014",
"EventName": "PM_CMPL_STALL_SPECIAL",
"BriefDescription": "Cycles in which the oldest instruction in the pipeline required special handling before completing."
},
{
- "EventCode": "2C018",
+ "EventCode": "0x2C018",
"EventName": "PM_EXEC_STALL_DMISS_L3MISS",
"BriefDescription": "Cycles in which the oldest instruction in the pipeline was waiting for a load miss to resolve from a source beyond the local L2 or local L3."
},
{
- "EventCode": "2D010",
+ "EventCode": "0x2D010",
"EventName": "PM_LSU_ST1_FIN",
"BriefDescription": "LSU Finished an internal operation in ST1 port."
},
{
- "EventCode": "2D012",
+ "EventCode": "0x2D012",
"EventName": "PM_VSU1_ISSUE",
"BriefDescription": "VSU instructions issued to VSU pipe 1."
},
{
- "EventCode": "2D018",
+ "EventCode": "0x2D018",
"EventName": "PM_EXEC_STALL_VSU",
"BriefDescription": "Cycles in which the oldest instruction in the pipeline was executing in the VSU (includes FXU, VSU, CRU)."
},
{
- "EventCode": "2E01E",
- "EventName": "PM_EXEC_STALL_NTC_FLUSH",
- "BriefDescription": "Cycles in which the oldest instruction in the pipeline was executing in any unit before it was flushed. Note that if the flush of the oldest instruction happens after finish, the cycles from dispatch to issue will be included in PM_DISP_STALL and the cycles from issue to finish will be included in PM_EXEC_STALL and its corresponding children."
+ "EventCode": "0x2D01C",
+ "EventName": "PM_CMPL_STALL_STCX",
+ "BriefDescription": "Cycles in which the oldest instruction in the pipeline was a stcx waiting for resolution from the nest before completing."
},
{
- "EventCode": "2013C",
+ "EventCode": "0x2E01E",
+ "EventName": "PM_EXEC_STALL_NTC_FLUSH",
+ "BriefDescription": "Cycles in which the oldest instruction in the pipeline was executing in any unit before it was flushed. Note that if the flush of the oldest instruction happens after finish, the cycles from dispatch to issue will be included in PM_DISP_STALL and the cycles from issue to finish will be included in PM_EXEC_STALL and its corresponding children. This event will also count cycles when the previous NTF instruction is still completing and the new NTF instruction is stalled at dispatch."
+ },
+ {
+ "EventCode": "0x2013C",
"EventName": "PM_MRK_FX_LSU_FIN",
"BriefDescription": "The marked instruction was simple fixed point that was issued to the store unit. Measured at finish time."
},
{
- "EventCode": "2405A",
+ "EventCode": "0x2405A",
"EventName": "PM_NTC_FIN",
"BriefDescription": "Cycles in which the oldest instruction in the pipeline (NTC) finishes. Note that instructions can finish out of order, therefore not all the instructions that finish have a Next-to-complete status."
},
{
- "EventCode": "201E2",
+ "EventCode": "0x201E2",
"EventName": "PM_MRK_LD_MISS_L1",
"BriefDescription": "Marked DL1 Demand Miss counted at finish time."
},
{
- "EventCode": "200F4",
+ "EventCode": "0x200F4",
"EventName": "PM_RUN_CYC",
"BriefDescription": "Processor cycles gated by the run latch."
},
{
- "EventCode": "30004",
- "EventName": "PM_DISP_STALL_FLUSH",
- "BriefDescription": "Cycles when dispatch was stalled because of a flush that happened to an instruction(s) that was not yet NTC. PM_EXEC_STALL_NTC_FLUSH only includes instructions that were flushed after becoming NTC."
- },
- {
- "EventCode": "30008",
+ "EventCode": "0x30008",
"EventName": "PM_EXEC_STALL",
"BriefDescription": "Cycles in which the oldest instruction in the pipeline was waiting to finish in one of the execution units (BRU, LSU, VSU). Only cycles between issue and finish are counted in this category."
},
{
- "EventCode": "3001A",
+ "EventCode": "0x3001A",
"EventName": "PM_LSU_ST2_FIN",
"BriefDescription": "LSU Finished an internal operation in ST2 port."
},
{
- "EventCode": "30020",
+ "EventCode": "0x30020",
"EventName": "PM_PMC2_REWIND",
"BriefDescription": "The speculative event selected for PMC2 rewinds and the counter for PMC2 is not charged."
},
{
- "EventCode": "30022",
+ "EventCode": "0x30022",
"EventName": "PM_PMC4_SAVED",
"BriefDescription": "The conditions for the speculative event selected for PMC4 are met and PMC4 is charged."
},
{
- "EventCode": "30024",
+ "EventCode": "0x30024",
"EventName": "PM_PMC6_OVERFLOW",
"BriefDescription": "The event selected for PMC6 caused the event counter to overflow."
},
{
- "EventCode": "30028",
+ "EventCode": "0x30028",
"EventName": "PM_CMPL_STALL_MEM_ECC",
"BriefDescription": "Cycles in which the oldest instruction in the pipeline was waiting for the non-speculative finish of either a stcx waiting for its result or a load waiting for non-critical sectors of data and ECC."
},
{
- "EventCode": "30036",
+ "EventCode": "0x30036",
"EventName": "PM_EXEC_STALL_SIMPLE_FX",
"BriefDescription": "Cycles in which the oldest instruction in the pipeline was a simple fixed point instruction executing in the Load Store Unit."
},
{
- "EventCode": "3003A",
+ "EventCode": "0x3003A",
"EventName": "PM_CMPL_STALL_EXCEPTION",
"BriefDescription": "Cycles in which the oldest instruction in the pipeline was not allowed to complete because it was interrupted by ANY exception, which has to be serviced before the instruction can complete."
},
{
- "EventCode": "3F044",
+ "EventCode": "0x3F044",
"EventName": "PM_VSU2_ISSUE",
"BriefDescription": "VSU instructions issued to VSU pipe 2."
},
{
- "EventCode": "30058",
+ "EventCode": "0x30058",
"EventName": "PM_TLBIE_FIN",
"BriefDescription": "TLBIE instructions finished in the LSU. Two TLBIEs can finish each cycle. All will be counted."
},
{
- "EventCode": "3D058",
+ "EventCode": "0x3D058",
"EventName": "PM_SCALAR_FSQRT_FDIV_ISSUE",
"BriefDescription": "Scalar versions of four floating point operations: fdiv,fsqrt (xvdivdp, xvdivsp, xvsqrtdp, xvsqrtsp)."
},
{
- "EventCode": "30066",
+ "EventCode": "0x30066",
"EventName": "PM_LSU_FIN",
"BriefDescription": "LSU Finished an internal operation (up to 4 per cycle)."
},
{
- "EventCode": "40004",
+ "EventCode": "0x40004",
"EventName": "PM_FXU_ISSUE",
"BriefDescription": "A fixed point instruction was issued to the VSU."
},
{
- "EventCode": "40008",
+ "EventCode": "0x40008",
"EventName": "PM_NTC_ALL_FIN",
"BriefDescription": "Cycles in which both instructions in the ICT entry pair show as finished. These are the cycles between finish and completion for the oldest pair of instructions in the pipeline."
},
{
- "EventCode": "40010",
+ "EventCode": "0x40010",
"EventName": "PM_PMC3_OVERFLOW",
"BriefDescription": "The event selected for PMC3 caused the event counter to overflow."
},
{
- "EventCode": "4C012",
+ "EventCode": "0x4C012",
"EventName": "PM_EXEC_STALL_DERAT_ONLY_MISS",
"BriefDescription": "Cycles in which the oldest instruction in the pipeline suffered an ERAT miss and waited for it resolve."
},
{
- "EventCode": "4C018",
+ "EventCode": "0x4C018",
"EventName": "PM_CMPL_STALL",
"BriefDescription": "Cycles in which the oldest instruction in the pipeline cannot complete because the thread was blocked for any reason."
},
{
- "EventCode": "4C01E",
+ "EventCode": "0x4C01E",
"EventName": "PM_LSU_ST3_FIN",
"BriefDescription": "LSU Finished an internal operation in ST3 port."
},
{
- "EventCode": "4D018",
+ "EventCode": "0x4D018",
"EventName": "PM_EXEC_STALL_BRU",
"BriefDescription": "Cycles in which the oldest instruction in the pipeline was executing in the Branch unit."
},
{
- "EventCode": "4D01A",
+ "EventCode": "0x4D01A",
"EventName": "PM_CMPL_STALL_HWSYNC",
"BriefDescription": "Cycles in which the oldest instruction in the pipeline was a hwsync waiting for response from L2 before completing."
},
{
- "EventCode": "4D01C",
+ "EventCode": "0x4D01C",
"EventName": "PM_EXEC_STALL_TLBIEL",
"BriefDescription": "Cycles in which the oldest instruction in the pipeline was a TLBIEL instruction executing in the Load Store Unit. TLBIEL instructions have lower overhead than TLBIE instructions because they don't get set to the nest."
},
{
- "EventCode": "4E012",
+ "EventCode": "0x4E012",
"EventName": "PM_EXEC_STALL_UNKNOWN",
"BriefDescription": "Cycles in which the oldest instruction in the pipeline completed without an ntf_type pulse. The ntf_pulse was missed by the ISU because the NTF finishes and completions came too close together."
},
{
- "EventCode": "4D020",
+ "EventCode": "0x4D020",
"EventName": "PM_VSU3_ISSUE",
"BriefDescription": "VSU instruction was issued to VSU pipe 3."
},
{
- "EventCode": "40132",
+ "EventCode": "0x40132",
"EventName": "PM_MRK_LSU_FIN",
"BriefDescription": "LSU marked instruction finish."
},
{
- "EventCode": "45058",
+ "EventCode": "0x45058",
"EventName": "PM_IC_MISS_CMPL",
"BriefDescription": "Non-speculative icache miss, counted at completion."
},
{
- "EventCode": "4D050",
+ "EventCode": "0x4D050",
"EventName": "PM_VSU_NON_FLOP_CMPL",
"BriefDescription": "Non-floating point VSU instructions completed."
},
{
- "EventCode": "4D052",
+ "EventCode": "0x4D052",
"EventName": "PM_2FLOP_CMPL",
"BriefDescription": "Double Precision vector version of fmul, fsub, fcmp, fsel, fabs, fnabs, fres, fsqrte, fneg completed."
},
{
- "EventCode": "400F2",
+ "EventCode": "0x400F2",
"EventName": "PM_1PLUS_PPC_DISP",
"BriefDescription": "Cycles at least one Instr Dispatched."
},
{
- "EventCode": "400F8",
+ "EventCode": "0x400F8",
"EventName": "PM_FLUSH",
"BriefDescription": "Flush (any type)."
}
diff --git a/tools/perf/pmu-events/arch/powerpc/power10/pmc.json b/tools/perf/pmu-events/arch/powerpc/power10/pmc.json
index ea122a9..b5d1bd3 100644
--- a/tools/perf/pmu-events/arch/powerpc/power10/pmc.json
+++ b/tools/perf/pmu-events/arch/powerpc/power10/pmc.json
@@ -1,21 +1,21 @@
[
{
- "EventCode": "301E8",
+ "EventCode": "0x301E8",
"EventName": "PM_THRESH_EXC_64",
"BriefDescription": "Threshold counter exceeded a value of 64."
},
{
- "EventCode": "45050",
+ "EventCode": "0x45050",
"EventName": "PM_1FLOP_CMPL",
"BriefDescription": "One floating point instruction completed (fadd, fmul, fsub, fcmp, fsel, fabs, fnabs, fres, fsqrte, fneg)."
},
{
- "EventCode": "45052",
+ "EventCode": "0x45052",
"EventName": "PM_4FLOP_CMPL",
"BriefDescription": "Four floating point instructions completed (fadd, fmul, fsub, fcmp, fsel, fabs, fnabs, fres, fsqrte, fneg)."
},
{
- "EventCode": "4D054",
+ "EventCode": "0x4D054",
"EventName": "PM_8FLOP_CMPL",
"BriefDescription": "Four Double Precision vector instructions completed."
}
diff --git a/tools/perf/pmu-events/arch/powerpc/power10/translation.json b/tools/perf/pmu-events/arch/powerpc/power10/translation.json
index 5a714e3..db3766d 100644
--- a/tools/perf/pmu-events/arch/powerpc/power10/translation.json
+++ b/tools/perf/pmu-events/arch/powerpc/power10/translation.json
@@ -1,56 +1,56 @@
[
{
- "EventCode": "1F15E",
+ "EventCode": "0x1F15E",
"EventName": "PM_MRK_START_PROBE_NOP_CMPL",
"BriefDescription": "Marked Start probe nop (AND R0,R0,R0) completed."
},
{
- "EventCode": "20016",
+ "EventCode": "0x20016",
"EventName": "PM_ST_FIN",
"BriefDescription": "Store finish count. Includes speculative activity."
},
{
- "EventCode": "20018",
+ "EventCode": "0x20018",
"EventName": "PM_ST_FWD",
"BriefDescription": "Store forwards that finished."
},
{
- "EventCode": "2011C",
+ "EventCode": "0x2011C",
"EventName": "PM_MRK_NTF_CYC",
"BriefDescription": "Cycles during which the marked instruction is the oldest in the pipeline (NTF or NTC)."
},
{
- "EventCode": "2E01C",
+ "EventCode": "0x2E01C",
"EventName": "PM_EXEC_STALL_TLBIE",
"BriefDescription": "Cycles in which the oldest instruction in the pipeline was a TLBIE instruction executing in the Load Store Unit."
},
{
- "EventCode": "201E6",
+ "EventCode": "0x201E6",
"EventName": "PM_THRESH_EXC_32",
"BriefDescription": "Threshold counter exceeded a value of 32."
},
{
- "EventCode": "200F0",
+ "EventCode": "0x200F0",
"EventName": "PM_ST_CMPL",
"BriefDescription": "Stores completed from S2Q (2nd-level store queue). This event includes regular stores, stcx and cache inhibited stores. The following operations are excluded (pteupdate, snoop tlbie complete, store atomics, miso, load atomic payloads, tlbie, tlbsync, slbieg, isync, msgsnd, slbiag, cpabort, copy, tcheck, tend, stsync, dcbst, icbi, dcbf, hwsync, lwsync, ptesync, eieio, msgsync)."
},
{
- "EventCode": "200FE",
+ "EventCode": "0x200FE",
"EventName": "PM_DATA_FROM_L2MISS",
"BriefDescription": "The processor's data cache was reloaded from a source other than the local core's L1 or L2 due to a demand miss."
},
{
- "EventCode": "30010",
+ "EventCode": "0x30010",
"EventName": "PM_PMC2_OVERFLOW",
"BriefDescription": "The event selected for PMC2 caused the event counter to overflow."
},
{
- "EventCode": "4D010",
+ "EventCode": "0x4D010",
"EventName": "PM_PMC1_SAVED",
"BriefDescription": "The conditions for the speculative event selected for PMC1 are met and PMC1 is charged."
},
{
- "EventCode": "4D05C",
+ "EventCode": "0x4D05C",
"EventName": "PM_DPP_FLOP_CMPL",
"BriefDescription": "Double-Precision or Quad-Precision instructions completed."
}
diff --git a/tools/perf/pmu-events/jevents.c b/tools/perf/pmu-events/jevents.c
index 7422b0e..9604446 100644
--- a/tools/perf/pmu-events/jevents.c
+++ b/tools/perf/pmu-events/jevents.c
@@ -960,7 +960,7 @@ static int get_maxfds(void)
struct rlimit rlim;
if (getrlimit(RLIMIT_NOFILE, &rlim) == 0)
- return min((int)rlim.rlim_max / 2, 512);
+ return min(rlim.rlim_max / 2, (rlim_t)512);
return 512;
}
diff --git a/tools/perf/scripts/python/exported-sql-viewer.py b/tools/perf/scripts/python/exported-sql-viewer.py
index 7daa8bb..711d4f9 100755
--- a/tools/perf/scripts/python/exported-sql-viewer.py
+++ b/tools/perf/scripts/python/exported-sql-viewer.py
@@ -91,6 +91,11 @@
from __future__ import print_function
import sys
+# Only change warnings if the python -W option was not used
+if not sys.warnoptions:
+ import warnings
+ # PySide2 causes deprecation warnings, ignore them.
+ warnings.filterwarnings("ignore", category=DeprecationWarning)
import argparse
import weakref
import threading
@@ -125,8 +130,9 @@
from PySide.QtGui import *
from PySide.QtSql import *
-from decimal import *
-from ctypes import *
+from decimal import Decimal, ROUND_HALF_UP
+from ctypes import CDLL, Structure, create_string_buffer, addressof, sizeof, \
+ c_void_p, c_bool, c_byte, c_char, c_int, c_uint, c_longlong, c_ulonglong
from multiprocessing import Process, Array, Value, Event
# xrange is range in Python3
@@ -3868,7 +3874,7 @@
if with_hdr:
model = indexes[0].model()
for col in range(min_col, max_col + 1):
- val = model.headerData(col, Qt.Horizontal)
+ val = model.headerData(col, Qt.Horizontal, Qt.DisplayRole)
if as_csv:
text += sep + ToCSValue(val)
sep = ","
diff --git a/tools/perf/tests/pfm.c b/tools/perf/tests/pfm.c
index 76a5312..d4b0ef7 100644
--- a/tools/perf/tests/pfm.c
+++ b/tools/perf/tests/pfm.c
@@ -131,8 +131,8 @@ static int test__pfm_group(void)
},
{
.events = "{},{instructions}",
- .nr_events = 0,
- .nr_groups = 0,
+ .nr_events = 1,
+ .nr_groups = 1,
},
{
.events = "{instructions},{instructions}",
diff --git a/tools/perf/util/bpf_counter.c b/tools/perf/util/bpf_counter.c
index ddb52f74..974f10e 100644
--- a/tools/perf/util/bpf_counter.c
+++ b/tools/perf/util/bpf_counter.c
@@ -451,10 +451,10 @@ static int bperf_reload_leader_program(struct evsel *evsel, int attr_map_fd,
goto out;
}
- err = -1;
link = bpf_program__attach(skel->progs.on_switch);
- if (!link) {
+ if (IS_ERR(link)) {
pr_err("Failed to attach leader program\n");
+ err = PTR_ERR(link);
goto out;
}
diff --git a/tools/perf/util/event.h b/tools/perf/util/event.h
index 8a62fb3..19ad64f 100644
--- a/tools/perf/util/event.h
+++ b/tools/perf/util/event.h
@@ -100,7 +100,7 @@ enum {
PERF_IP_FLAG_VMEXIT = 1ULL << 12,
};
-#define PERF_IP_FLAG_CHARS "bcrosyiABEx"
+#define PERF_IP_FLAG_CHARS "bcrosyiABExgh"
#define PERF_BRANCH_MASK (\
PERF_IP_FLAG_BRANCH |\
diff --git a/tools/perf/util/evlist.c b/tools/perf/util/evlist.c
index 6e5c415..6ea3e67 100644
--- a/tools/perf/util/evlist.c
+++ b/tools/perf/util/evlist.c
@@ -425,9 +425,6 @@ static void __evlist__disable(struct evlist *evlist, char *evsel_name)
if (affinity__setup(&affinity) < 0)
return;
- evlist__for_each_entry(evlist, pos)
- bpf_counter__disable(pos);
-
/* Disable 'immediate' events last */
for (imm = 0; imm <= 1; imm++) {
evlist__for_each_cpu(evlist, i, cpu) {
diff --git a/tools/perf/util/intel-pt-decoder/intel-pt-decoder.c b/tools/perf/util/intel-pt-decoder/intel-pt-decoder.c
index 8c59677..20ad663 100644
--- a/tools/perf/util/intel-pt-decoder/intel-pt-decoder.c
+++ b/tools/perf/util/intel-pt-decoder/intel-pt-decoder.c
@@ -1146,6 +1146,8 @@ static bool intel_pt_fup_event(struct intel_pt_decoder *decoder)
decoder->set_fup_tx_flags = false;
decoder->tx_flags = decoder->fup_tx_flags;
decoder->state.type = INTEL_PT_TRANSACTION;
+ if (decoder->fup_tx_flags & INTEL_PT_ABORT_TX)
+ decoder->state.type |= INTEL_PT_BRANCH;
decoder->state.from_ip = decoder->ip;
decoder->state.to_ip = 0;
decoder->state.flags = decoder->fup_tx_flags;
@@ -1220,8 +1222,10 @@ static int intel_pt_walk_fup(struct intel_pt_decoder *decoder)
return 0;
if (err == -EAGAIN ||
intel_pt_fup_with_nlip(decoder, &intel_pt_insn, ip, err)) {
+ bool no_tip = decoder->pkt_state != INTEL_PT_STATE_FUP;
+
decoder->pkt_state = INTEL_PT_STATE_IN_SYNC;
- if (intel_pt_fup_event(decoder))
+ if (intel_pt_fup_event(decoder) && no_tip)
return 0;
return -EAGAIN;
}
diff --git a/tools/perf/util/intel-pt.c b/tools/perf/util/intel-pt.c
index 8658d42..0dfec87 100644
--- a/tools/perf/util/intel-pt.c
+++ b/tools/perf/util/intel-pt.c
@@ -707,8 +707,10 @@ static int intel_pt_walk_next_insn(struct intel_pt_insn *intel_pt_insn,
*ip += intel_pt_insn->length;
- if (to_ip && *ip == to_ip)
+ if (to_ip && *ip == to_ip) {
+ intel_pt_insn->length = 0;
goto out_no_cache;
+ }
if (*ip >= al.map->end)
break;
@@ -1198,6 +1200,7 @@ static void intel_pt_set_pid_tid_cpu(struct intel_pt *pt,
static void intel_pt_sample_flags(struct intel_pt_queue *ptq)
{
+ ptq->insn_len = 0;
if (ptq->state->flags & INTEL_PT_ABORT_TX) {
ptq->flags = PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_TX_ABORT;
} else if (ptq->state->flags & INTEL_PT_ASYNC) {
@@ -1211,7 +1214,6 @@ static void intel_pt_sample_flags(struct intel_pt_queue *ptq)
ptq->flags = PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_CALL |
PERF_IP_FLAG_ASYNC |
PERF_IP_FLAG_INTERRUPT;
- ptq->insn_len = 0;
} else {
if (ptq->state->from_ip)
ptq->flags = intel_pt_insn_type(ptq->state->insn_op);
diff --git a/tools/perf/util/parse-events.c b/tools/perf/util/parse-events.c
index 4dad142..84108c1 100644
--- a/tools/perf/util/parse-events.c
+++ b/tools/perf/util/parse-events.c
@@ -150,6 +150,10 @@ struct event_symbol event_symbols_sw[PERF_COUNT_SW_MAX] = {
.symbol = "bpf-output",
.alias = "",
},
+ [PERF_COUNT_SW_CGROUP_SWITCHES] = {
+ .symbol = "cgroup-switches",
+ .alias = "",
+ },
};
#define __PERF_EVENT_FIELD(config, name) \
@@ -2928,9 +2932,14 @@ void print_symbol_events(const char *event_glob, unsigned type,
}
for (i = 0; i < max; i++, syms++) {
+ /*
+ * New attr.config still not supported here, the latest
+ * example was PERF_COUNT_SW_CGROUP_SWITCHES
+ */
+ if (syms->symbol == NULL)
+ continue;
- if (event_glob != NULL && syms->symbol != NULL &&
- !(strglobmatch(syms->symbol, event_glob) ||
+ if (event_glob != NULL && !(strglobmatch(syms->symbol, event_glob) ||
(syms->alias && strglobmatch(syms->alias, event_glob))))
continue;
diff --git a/tools/perf/util/parse-events.l b/tools/perf/util/parse-events.l
index fb8646c..9238490 100644
--- a/tools/perf/util/parse-events.l
+++ b/tools/perf/util/parse-events.l
@@ -347,6 +347,7 @@
dummy { return sym(yyscanner, PERF_TYPE_SOFTWARE, PERF_COUNT_SW_DUMMY); }
duration_time { return tool(yyscanner, PERF_TOOL_DURATION_TIME); }
bpf-output { return sym(yyscanner, PERF_TYPE_SOFTWARE, PERF_COUNT_SW_BPF_OUTPUT); }
+cgroup-switches { return sym(yyscanner, PERF_TYPE_SOFTWARE, PERF_COUNT_SW_CGROUP_SWITCHES); }
/*
* We have to handle the kernel PMU event cycles-ct/cycles-t/mem-loads/mem-stores separately.
diff --git a/tools/perf/util/pfm.c b/tools/perf/util/pfm.c
index d735acb..6eef6df 100644
--- a/tools/perf/util/pfm.c
+++ b/tools/perf/util/pfm.c
@@ -62,8 +62,16 @@ int parse_libpfm_events_option(const struct option *opt, const char *str,
}
/* no event */
- if (*q == '\0')
+ if (*q == '\0') {
+ if (*sep == '}') {
+ if (grp_evt < 0) {
+ ui__error("cannot close a non-existing event group\n");
+ goto error;
+ }
+ grp_evt--;
+ }
continue;
+ }
memset(&attr, 0, sizeof(attr));
event_attr_init(&attr);
@@ -107,6 +115,7 @@ int parse_libpfm_events_option(const struct option *opt, const char *str,
grp_evt = -1;
}
}
+ free(p_orig);
return 0;
error:
free(p_orig);
diff --git a/tools/testing/selftests/bpf/network_helpers.c b/tools/testing/selftests/bpf/network_helpers.c
index 12ee4028..2060bc1 100644
--- a/tools/testing/selftests/bpf/network_helpers.c
+++ b/tools/testing/selftests/bpf/network_helpers.c
@@ -40,7 +40,7 @@ struct ipv6_packet pkt_v6 = {
.tcp.doff = 5,
};
-static int settimeo(int fd, int timeout_ms)
+int settimeo(int fd, int timeout_ms)
{
struct timeval timeout = { .tv_sec = 3 };
diff --git a/tools/testing/selftests/bpf/network_helpers.h b/tools/testing/selftests/bpf/network_helpers.h
index 7205f8af..5e0d51c 100644
--- a/tools/testing/selftests/bpf/network_helpers.h
+++ b/tools/testing/selftests/bpf/network_helpers.h
@@ -33,6 +33,7 @@ struct ipv6_packet {
} __packed;
extern struct ipv6_packet pkt_v6;
+int settimeo(int fd, int timeout_ms);
int start_server(int family, int type, const char *addr, __u16 port,
int timeout_ms);
int connect_to_fd(int server_fd, int timeout_ms);
diff --git a/tools/testing/selftests/bpf/prog_tests/ringbuf.c b/tools/testing/selftests/bpf/prog_tests/ringbuf.c
index de78617..f9a8ae3 100644
--- a/tools/testing/selftests/bpf/prog_tests/ringbuf.c
+++ b/tools/testing/selftests/bpf/prog_tests/ringbuf.c
@@ -86,8 +86,9 @@ void test_ringbuf(void)
const size_t rec_sz = BPF_RINGBUF_HDR_SZ + sizeof(struct sample);
pthread_t thread;
long bg_ret = -1;
- int err, cnt;
+ int err, cnt, rb_fd;
int page_size = getpagesize();
+ void *mmap_ptr, *tmp_ptr;
skel = test_ringbuf__open();
if (CHECK(!skel, "skel_open", "skeleton open failed\n"))
@@ -101,6 +102,52 @@ void test_ringbuf(void)
if (CHECK(err != 0, "skel_load", "skeleton load failed\n"))
goto cleanup;
+ rb_fd = bpf_map__fd(skel->maps.ringbuf);
+ /* good read/write cons_pos */
+ mmap_ptr = mmap(NULL, page_size, PROT_READ | PROT_WRITE, MAP_SHARED, rb_fd, 0);
+ ASSERT_OK_PTR(mmap_ptr, "rw_cons_pos");
+ tmp_ptr = mremap(mmap_ptr, page_size, 2 * page_size, MREMAP_MAYMOVE);
+ if (!ASSERT_ERR_PTR(tmp_ptr, "rw_extend"))
+ goto cleanup;
+ ASSERT_ERR(mprotect(mmap_ptr, page_size, PROT_EXEC), "exec_cons_pos_protect");
+ ASSERT_OK(munmap(mmap_ptr, page_size), "unmap_rw");
+
+ /* bad writeable prod_pos */
+ mmap_ptr = mmap(NULL, page_size, PROT_WRITE, MAP_SHARED, rb_fd, page_size);
+ err = -errno;
+ ASSERT_ERR_PTR(mmap_ptr, "wr_prod_pos");
+ ASSERT_EQ(err, -EPERM, "wr_prod_pos_err");
+
+ /* bad writeable data pages */
+ mmap_ptr = mmap(NULL, page_size, PROT_WRITE, MAP_SHARED, rb_fd, 2 * page_size);
+ err = -errno;
+ ASSERT_ERR_PTR(mmap_ptr, "wr_data_page_one");
+ ASSERT_EQ(err, -EPERM, "wr_data_page_one_err");
+ mmap_ptr = mmap(NULL, page_size, PROT_WRITE, MAP_SHARED, rb_fd, 3 * page_size);
+ ASSERT_ERR_PTR(mmap_ptr, "wr_data_page_two");
+ mmap_ptr = mmap(NULL, 2 * page_size, PROT_WRITE, MAP_SHARED, rb_fd, 2 * page_size);
+ ASSERT_ERR_PTR(mmap_ptr, "wr_data_page_all");
+
+ /* good read-only pages */
+ mmap_ptr = mmap(NULL, 4 * page_size, PROT_READ, MAP_SHARED, rb_fd, 0);
+ if (!ASSERT_OK_PTR(mmap_ptr, "ro_prod_pos"))
+ goto cleanup;
+
+ ASSERT_ERR(mprotect(mmap_ptr, 4 * page_size, PROT_WRITE), "write_protect");
+ ASSERT_ERR(mprotect(mmap_ptr, 4 * page_size, PROT_EXEC), "exec_protect");
+ ASSERT_ERR_PTR(mremap(mmap_ptr, 0, 4 * page_size, MREMAP_MAYMOVE), "ro_remap");
+ ASSERT_OK(munmap(mmap_ptr, 4 * page_size), "unmap_ro");
+
+ /* good read-only pages with initial offset */
+ mmap_ptr = mmap(NULL, page_size, PROT_READ, MAP_SHARED, rb_fd, page_size);
+ if (!ASSERT_OK_PTR(mmap_ptr, "ro_prod_pos"))
+ goto cleanup;
+
+ ASSERT_ERR(mprotect(mmap_ptr, page_size, PROT_WRITE), "write_protect");
+ ASSERT_ERR(mprotect(mmap_ptr, page_size, PROT_EXEC), "exec_protect");
+ ASSERT_ERR_PTR(mremap(mmap_ptr, 0, 3 * page_size, MREMAP_MAYMOVE), "ro_remap");
+ ASSERT_OK(munmap(mmap_ptr, page_size), "unmap_ro");
+
/* only trigger BPF program for current process */
skel->bss->pid = getpid();
diff --git a/tools/testing/selftests/bpf/prog_tests/tc_redirect.c b/tools/testing/selftests/bpf/prog_tests/tc_redirect.c
new file mode 100644
index 0000000..5703c91
--- /dev/null
+++ b/tools/testing/selftests/bpf/prog_tests/tc_redirect.c
@@ -0,0 +1,785 @@
+// SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause
+
+/*
+ * This test sets up 3 netns (src <-> fwd <-> dst). There is no direct veth link
+ * between src and dst. The netns fwd has veth links to each src and dst. The
+ * client is in src and server in dst. The test installs a TC BPF program to each
+ * host facing veth in fwd which calls into i) bpf_redirect_neigh() to perform the
+ * neigh addr population and redirect or ii) bpf_redirect_peer() for namespace
+ * switch from ingress side; it also installs a checker prog on the egress side
+ * to drop unexpected traffic.
+ */
+
+#define _GNU_SOURCE
+
+#include <arpa/inet.h>
+#include <linux/limits.h>
+#include <linux/sysctl.h>
+#include <linux/if_tun.h>
+#include <linux/if.h>
+#include <sched.h>
+#include <stdbool.h>
+#include <stdio.h>
+#include <sys/stat.h>
+#include <sys/mount.h>
+
+#include "test_progs.h"
+#include "network_helpers.h"
+#include "test_tc_neigh_fib.skel.h"
+#include "test_tc_neigh.skel.h"
+#include "test_tc_peer.skel.h"
+
+#define NS_SRC "ns_src"
+#define NS_FWD "ns_fwd"
+#define NS_DST "ns_dst"
+
+#define IP4_SRC "172.16.1.100"
+#define IP4_DST "172.16.2.100"
+#define IP4_TUN_SRC "172.17.1.100"
+#define IP4_TUN_FWD "172.17.1.200"
+#define IP4_PORT 9004
+
+#define IP6_SRC "0::1:dead:beef:cafe"
+#define IP6_DST "0::2:dead:beef:cafe"
+#define IP6_TUN_SRC "1::1:dead:beef:cafe"
+#define IP6_TUN_FWD "1::2:dead:beef:cafe"
+#define IP6_PORT 9006
+
+#define IP4_SLL "169.254.0.1"
+#define IP4_DLL "169.254.0.2"
+#define IP4_NET "169.254.0.0"
+
+#define MAC_DST_FWD "00:11:22:33:44:55"
+#define MAC_DST "00:22:33:44:55:66"
+
+#define IFADDR_STR_LEN 18
+#define PING_ARGS "-i 0.2 -c 3 -w 10 -q"
+
+#define SRC_PROG_PIN_FILE "/sys/fs/bpf/test_tc_src"
+#define DST_PROG_PIN_FILE "/sys/fs/bpf/test_tc_dst"
+#define CHK_PROG_PIN_FILE "/sys/fs/bpf/test_tc_chk"
+
+#define TIMEOUT_MILLIS 10000
+
+#define log_err(MSG, ...) \
+ fprintf(stderr, "(%s:%d: errno: %s) " MSG "\n", \
+ __FILE__, __LINE__, strerror(errno), ##__VA_ARGS__)
+
+static const char * const namespaces[] = {NS_SRC, NS_FWD, NS_DST, NULL};
+
+static int write_file(const char *path, const char *newval)
+{
+ FILE *f;
+
+ f = fopen(path, "r+");
+ if (!f)
+ return -1;
+ if (fwrite(newval, strlen(newval), 1, f) != 1) {
+ log_err("writing to %s failed", path);
+ fclose(f);
+ return -1;
+ }
+ fclose(f);
+ return 0;
+}
+
+struct nstoken {
+ int orig_netns_fd;
+};
+
+static int setns_by_fd(int nsfd)
+{
+ int err;
+
+ err = setns(nsfd, CLONE_NEWNET);
+ close(nsfd);
+
+ if (!ASSERT_OK(err, "setns"))
+ return err;
+
+ /* Switch /sys to the new namespace so that e.g. /sys/class/net
+ * reflects the devices in the new namespace.
+ */
+ err = unshare(CLONE_NEWNS);
+ if (!ASSERT_OK(err, "unshare"))
+ return err;
+
+ err = umount2("/sys", MNT_DETACH);
+ if (!ASSERT_OK(err, "umount2 /sys"))
+ return err;
+
+ err = mount("sysfs", "/sys", "sysfs", 0, NULL);
+ if (!ASSERT_OK(err, "mount /sys"))
+ return err;
+
+ err = mount("bpffs", "/sys/fs/bpf", "bpf", 0, NULL);
+ if (!ASSERT_OK(err, "mount /sys/fs/bpf"))
+ return err;
+
+ return 0;
+}
+
+/**
+ * open_netns() - Switch to specified network namespace by name.
+ *
+ * Returns token with which to restore the original namespace
+ * using close_netns().
+ */
+static struct nstoken *open_netns(const char *name)
+{
+ int nsfd;
+ char nspath[PATH_MAX];
+ int err;
+ struct nstoken *token;
+
+ token = malloc(sizeof(struct nstoken));
+ if (!ASSERT_OK_PTR(token, "malloc token"))
+ return NULL;
+
+ token->orig_netns_fd = open("/proc/self/ns/net", O_RDONLY);
+ if (!ASSERT_GE(token->orig_netns_fd, 0, "open /proc/self/ns/net"))
+ goto fail;
+
+ snprintf(nspath, sizeof(nspath), "%s/%s", "/var/run/netns", name);
+ nsfd = open(nspath, O_RDONLY | O_CLOEXEC);
+ if (!ASSERT_GE(nsfd, 0, "open netns fd"))
+ goto fail;
+
+ err = setns_by_fd(nsfd);
+ if (!ASSERT_OK(err, "setns_by_fd"))
+ goto fail;
+
+ return token;
+fail:
+ free(token);
+ return NULL;
+}
+
+static void close_netns(struct nstoken *token)
+{
+ ASSERT_OK(setns_by_fd(token->orig_netns_fd), "setns_by_fd");
+ free(token);
+}
+
+static int netns_setup_namespaces(const char *verb)
+{
+ const char * const *ns = namespaces;
+ char cmd[128];
+
+ while (*ns) {
+ snprintf(cmd, sizeof(cmd), "ip netns %s %s", verb, *ns);
+ if (!ASSERT_OK(system(cmd), cmd))
+ return -1;
+ ns++;
+ }
+ return 0;
+}
+
+struct netns_setup_result {
+ int ifindex_veth_src_fwd;
+ int ifindex_veth_dst_fwd;
+};
+
+static int get_ifaddr(const char *name, char *ifaddr)
+{
+ char path[PATH_MAX];
+ FILE *f;
+ int ret;
+
+ snprintf(path, PATH_MAX, "/sys/class/net/%s/address", name);
+ f = fopen(path, "r");
+ if (!ASSERT_OK_PTR(f, path))
+ return -1;
+
+ ret = fread(ifaddr, 1, IFADDR_STR_LEN, f);
+ if (!ASSERT_EQ(ret, IFADDR_STR_LEN, "fread ifaddr")) {
+ fclose(f);
+ return -1;
+ }
+ fclose(f);
+ return 0;
+}
+
+static int get_ifindex(const char *name)
+{
+ char path[PATH_MAX];
+ char buf[32];
+ FILE *f;
+ int ret;
+
+ snprintf(path, PATH_MAX, "/sys/class/net/%s/ifindex", name);
+ f = fopen(path, "r");
+ if (!ASSERT_OK_PTR(f, path))
+ return -1;
+
+ ret = fread(buf, 1, sizeof(buf), f);
+ if (!ASSERT_GT(ret, 0, "fread ifindex")) {
+ fclose(f);
+ return -1;
+ }
+ fclose(f);
+ return atoi(buf);
+}
+
+#define SYS(fmt, ...) \
+ ({ \
+ char cmd[1024]; \
+ snprintf(cmd, sizeof(cmd), fmt, ##__VA_ARGS__); \
+ if (!ASSERT_OK(system(cmd), cmd)) \
+ goto fail; \
+ })
+
+static int netns_setup_links_and_routes(struct netns_setup_result *result)
+{
+ struct nstoken *nstoken = NULL;
+ char veth_src_fwd_addr[IFADDR_STR_LEN+1] = {};
+
+ SYS("ip link add veth_src type veth peer name veth_src_fwd");
+ SYS("ip link add veth_dst type veth peer name veth_dst_fwd");
+
+ SYS("ip link set veth_dst_fwd address " MAC_DST_FWD);
+ SYS("ip link set veth_dst address " MAC_DST);
+
+ if (get_ifaddr("veth_src_fwd", veth_src_fwd_addr))
+ goto fail;
+
+ result->ifindex_veth_src_fwd = get_ifindex("veth_src_fwd");
+ if (result->ifindex_veth_src_fwd < 0)
+ goto fail;
+ result->ifindex_veth_dst_fwd = get_ifindex("veth_dst_fwd");
+ if (result->ifindex_veth_dst_fwd < 0)
+ goto fail;
+
+ SYS("ip link set veth_src netns " NS_SRC);
+ SYS("ip link set veth_src_fwd netns " NS_FWD);
+ SYS("ip link set veth_dst_fwd netns " NS_FWD);
+ SYS("ip link set veth_dst netns " NS_DST);
+
+ /** setup in 'src' namespace */
+ nstoken = open_netns(NS_SRC);
+ if (!ASSERT_OK_PTR(nstoken, "setns src"))
+ goto fail;
+
+ SYS("ip addr add " IP4_SRC "/32 dev veth_src");
+ SYS("ip addr add " IP6_SRC "/128 dev veth_src nodad");
+ SYS("ip link set dev veth_src up");
+
+ SYS("ip route add " IP4_DST "/32 dev veth_src scope global");
+ SYS("ip route add " IP4_NET "/16 dev veth_src scope global");
+ SYS("ip route add " IP6_DST "/128 dev veth_src scope global");
+
+ SYS("ip neigh add " IP4_DST " dev veth_src lladdr %s",
+ veth_src_fwd_addr);
+ SYS("ip neigh add " IP6_DST " dev veth_src lladdr %s",
+ veth_src_fwd_addr);
+
+ close_netns(nstoken);
+
+ /** setup in 'fwd' namespace */
+ nstoken = open_netns(NS_FWD);
+ if (!ASSERT_OK_PTR(nstoken, "setns fwd"))
+ goto fail;
+
+ /* The fwd netns automatically gets a v6 LL address / routes, but also
+ * needs v4 one in order to start ARP probing. IP4_NET route is added
+ * to the endpoints so that the ARP processing will reply.
+ */
+ SYS("ip addr add " IP4_SLL "/32 dev veth_src_fwd");
+ SYS("ip addr add " IP4_DLL "/32 dev veth_dst_fwd");
+ SYS("ip link set dev veth_src_fwd up");
+ SYS("ip link set dev veth_dst_fwd up");
+
+ SYS("ip route add " IP4_SRC "/32 dev veth_src_fwd scope global");
+ SYS("ip route add " IP6_SRC "/128 dev veth_src_fwd scope global");
+ SYS("ip route add " IP4_DST "/32 dev veth_dst_fwd scope global");
+ SYS("ip route add " IP6_DST "/128 dev veth_dst_fwd scope global");
+
+ close_netns(nstoken);
+
+ /** setup in 'dst' namespace */
+ nstoken = open_netns(NS_DST);
+ if (!ASSERT_OK_PTR(nstoken, "setns dst"))
+ goto fail;
+
+ SYS("ip addr add " IP4_DST "/32 dev veth_dst");
+ SYS("ip addr add " IP6_DST "/128 dev veth_dst nodad");
+ SYS("ip link set dev veth_dst up");
+
+ SYS("ip route add " IP4_SRC "/32 dev veth_dst scope global");
+ SYS("ip route add " IP4_NET "/16 dev veth_dst scope global");
+ SYS("ip route add " IP6_SRC "/128 dev veth_dst scope global");
+
+ SYS("ip neigh add " IP4_SRC " dev veth_dst lladdr " MAC_DST_FWD);
+ SYS("ip neigh add " IP6_SRC " dev veth_dst lladdr " MAC_DST_FWD);
+
+ close_netns(nstoken);
+
+ return 0;
+fail:
+ if (nstoken)
+ close_netns(nstoken);
+ return -1;
+}
+
+static int netns_load_bpf(void)
+{
+ SYS("tc qdisc add dev veth_src_fwd clsact");
+ SYS("tc filter add dev veth_src_fwd ingress bpf da object-pinned "
+ SRC_PROG_PIN_FILE);
+ SYS("tc filter add dev veth_src_fwd egress bpf da object-pinned "
+ CHK_PROG_PIN_FILE);
+
+ SYS("tc qdisc add dev veth_dst_fwd clsact");
+ SYS("tc filter add dev veth_dst_fwd ingress bpf da object-pinned "
+ DST_PROG_PIN_FILE);
+ SYS("tc filter add dev veth_dst_fwd egress bpf da object-pinned "
+ CHK_PROG_PIN_FILE);
+
+ return 0;
+fail:
+ return -1;
+}
+
+static void test_tcp(int family, const char *addr, __u16 port)
+{
+ int listen_fd = -1, accept_fd = -1, client_fd = -1;
+ char buf[] = "testing testing";
+ int n;
+ struct nstoken *nstoken;
+
+ nstoken = open_netns(NS_DST);
+ if (!ASSERT_OK_PTR(nstoken, "setns dst"))
+ return;
+
+ listen_fd = start_server(family, SOCK_STREAM, addr, port, 0);
+ if (!ASSERT_GE(listen_fd, 0, "listen"))
+ goto done;
+
+ close_netns(nstoken);
+ nstoken = open_netns(NS_SRC);
+ if (!ASSERT_OK_PTR(nstoken, "setns src"))
+ goto done;
+
+ client_fd = connect_to_fd(listen_fd, TIMEOUT_MILLIS);
+ if (!ASSERT_GE(client_fd, 0, "connect_to_fd"))
+ goto done;
+
+ accept_fd = accept(listen_fd, NULL, NULL);
+ if (!ASSERT_GE(accept_fd, 0, "accept"))
+ goto done;
+
+ if (!ASSERT_OK(settimeo(accept_fd, TIMEOUT_MILLIS), "settimeo"))
+ goto done;
+
+ n = write(client_fd, buf, sizeof(buf));
+ if (!ASSERT_EQ(n, sizeof(buf), "send to server"))
+ goto done;
+
+ n = read(accept_fd, buf, sizeof(buf));
+ ASSERT_EQ(n, sizeof(buf), "recv from server");
+
+done:
+ if (nstoken)
+ close_netns(nstoken);
+ if (listen_fd >= 0)
+ close(listen_fd);
+ if (accept_fd >= 0)
+ close(accept_fd);
+ if (client_fd >= 0)
+ close(client_fd);
+}
+
+static int test_ping(int family, const char *addr)
+{
+ const char *ping = family == AF_INET6 ? "ping6" : "ping";
+
+ SYS("ip netns exec " NS_SRC " %s " PING_ARGS " %s > /dev/null", ping, addr);
+ return 0;
+fail:
+ return -1;
+}
+
+static void test_connectivity(void)
+{
+ test_tcp(AF_INET, IP4_DST, IP4_PORT);
+ test_ping(AF_INET, IP4_DST);
+ test_tcp(AF_INET6, IP6_DST, IP6_PORT);
+ test_ping(AF_INET6, IP6_DST);
+}
+
+static int set_forwarding(bool enable)
+{
+ int err;
+
+ err = write_file("/proc/sys/net/ipv4/ip_forward", enable ? "1" : "0");
+ if (!ASSERT_OK(err, "set ipv4.ip_forward=0"))
+ return err;
+
+ err = write_file("/proc/sys/net/ipv6/conf/all/forwarding", enable ? "1" : "0");
+ if (!ASSERT_OK(err, "set ipv6.forwarding=0"))
+ return err;
+
+ return 0;
+}
+
+static void test_tc_redirect_neigh_fib(struct netns_setup_result *setup_result)
+{
+ struct nstoken *nstoken = NULL;
+ struct test_tc_neigh_fib *skel = NULL;
+ int err;
+
+ nstoken = open_netns(NS_FWD);
+ if (!ASSERT_OK_PTR(nstoken, "setns fwd"))
+ return;
+
+ skel = test_tc_neigh_fib__open();
+ if (!ASSERT_OK_PTR(skel, "test_tc_neigh_fib__open"))
+ goto done;
+
+ if (!ASSERT_OK(test_tc_neigh_fib__load(skel), "test_tc_neigh_fib__load"))
+ goto done;
+
+ err = bpf_program__pin(skel->progs.tc_src, SRC_PROG_PIN_FILE);
+ if (!ASSERT_OK(err, "pin " SRC_PROG_PIN_FILE))
+ goto done;
+
+ err = bpf_program__pin(skel->progs.tc_chk, CHK_PROG_PIN_FILE);
+ if (!ASSERT_OK(err, "pin " CHK_PROG_PIN_FILE))
+ goto done;
+
+ err = bpf_program__pin(skel->progs.tc_dst, DST_PROG_PIN_FILE);
+ if (!ASSERT_OK(err, "pin " DST_PROG_PIN_FILE))
+ goto done;
+
+ if (netns_load_bpf())
+ goto done;
+
+ /* bpf_fib_lookup() checks if forwarding is enabled */
+ if (!ASSERT_OK(set_forwarding(true), "enable forwarding"))
+ goto done;
+
+ test_connectivity();
+
+done:
+ if (skel)
+ test_tc_neigh_fib__destroy(skel);
+ close_netns(nstoken);
+}
+
+static void test_tc_redirect_neigh(struct netns_setup_result *setup_result)
+{
+ struct nstoken *nstoken = NULL;
+ struct test_tc_neigh *skel = NULL;
+ int err;
+
+ nstoken = open_netns(NS_FWD);
+ if (!ASSERT_OK_PTR(nstoken, "setns fwd"))
+ return;
+
+ skel = test_tc_neigh__open();
+ if (!ASSERT_OK_PTR(skel, "test_tc_neigh__open"))
+ goto done;
+
+ skel->rodata->IFINDEX_SRC = setup_result->ifindex_veth_src_fwd;
+ skel->rodata->IFINDEX_DST = setup_result->ifindex_veth_dst_fwd;
+
+ err = test_tc_neigh__load(skel);
+ if (!ASSERT_OK(err, "test_tc_neigh__load"))
+ goto done;
+
+ err = bpf_program__pin(skel->progs.tc_src, SRC_PROG_PIN_FILE);
+ if (!ASSERT_OK(err, "pin " SRC_PROG_PIN_FILE))
+ goto done;
+
+ err = bpf_program__pin(skel->progs.tc_chk, CHK_PROG_PIN_FILE);
+ if (!ASSERT_OK(err, "pin " CHK_PROG_PIN_FILE))
+ goto done;
+
+ err = bpf_program__pin(skel->progs.tc_dst, DST_PROG_PIN_FILE);
+ if (!ASSERT_OK(err, "pin " DST_PROG_PIN_FILE))
+ goto done;
+
+ if (netns_load_bpf())
+ goto done;
+
+ if (!ASSERT_OK(set_forwarding(false), "disable forwarding"))
+ goto done;
+
+ test_connectivity();
+
+done:
+ if (skel)
+ test_tc_neigh__destroy(skel);
+ close_netns(nstoken);
+}
+
+static void test_tc_redirect_peer(struct netns_setup_result *setup_result)
+{
+ struct nstoken *nstoken;
+ struct test_tc_peer *skel;
+ int err;
+
+ nstoken = open_netns(NS_FWD);
+ if (!ASSERT_OK_PTR(nstoken, "setns fwd"))
+ return;
+
+ skel = test_tc_peer__open();
+ if (!ASSERT_OK_PTR(skel, "test_tc_peer__open"))
+ goto done;
+
+ skel->rodata->IFINDEX_SRC = setup_result->ifindex_veth_src_fwd;
+ skel->rodata->IFINDEX_DST = setup_result->ifindex_veth_dst_fwd;
+
+ err = test_tc_peer__load(skel);
+ if (!ASSERT_OK(err, "test_tc_peer__load"))
+ goto done;
+
+ err = bpf_program__pin(skel->progs.tc_src, SRC_PROG_PIN_FILE);
+ if (!ASSERT_OK(err, "pin " SRC_PROG_PIN_FILE))
+ goto done;
+
+ err = bpf_program__pin(skel->progs.tc_chk, CHK_PROG_PIN_FILE);
+ if (!ASSERT_OK(err, "pin " CHK_PROG_PIN_FILE))
+ goto done;
+
+ err = bpf_program__pin(skel->progs.tc_dst, DST_PROG_PIN_FILE);
+ if (!ASSERT_OK(err, "pin " DST_PROG_PIN_FILE))
+ goto done;
+
+ if (netns_load_bpf())
+ goto done;
+
+ if (!ASSERT_OK(set_forwarding(false), "disable forwarding"))
+ goto done;
+
+ test_connectivity();
+
+done:
+ if (skel)
+ test_tc_peer__destroy(skel);
+ close_netns(nstoken);
+}
+
+static int tun_open(char *name)
+{
+ struct ifreq ifr;
+ int fd, err;
+
+ fd = open("/dev/net/tun", O_RDWR);
+ if (!ASSERT_GE(fd, 0, "open /dev/net/tun"))
+ return -1;
+
+ memset(&ifr, 0, sizeof(ifr));
+
+ ifr.ifr_flags = IFF_TUN | IFF_NO_PI;
+ if (*name)
+ strncpy(ifr.ifr_name, name, IFNAMSIZ);
+
+ err = ioctl(fd, TUNSETIFF, &ifr);
+ if (!ASSERT_OK(err, "ioctl TUNSETIFF"))
+ goto fail;
+
+ SYS("ip link set dev %s up", name);
+
+ return fd;
+fail:
+ close(fd);
+ return -1;
+}
+
+#define MAX(a, b) ((a) > (b) ? (a) : (b))
+enum {
+ SRC_TO_TARGET = 0,
+ TARGET_TO_SRC = 1,
+};
+
+static int tun_relay_loop(int src_fd, int target_fd)
+{
+ fd_set rfds, wfds;
+
+ FD_ZERO(&rfds);
+ FD_ZERO(&wfds);
+
+ for (;;) {
+ char buf[1500];
+ int direction, nread, nwrite;
+
+ FD_SET(src_fd, &rfds);
+ FD_SET(target_fd, &rfds);
+
+ if (select(1 + MAX(src_fd, target_fd), &rfds, NULL, NULL, NULL) < 0) {
+ log_err("select failed");
+ return 1;
+ }
+
+ direction = FD_ISSET(src_fd, &rfds) ? SRC_TO_TARGET : TARGET_TO_SRC;
+
+ nread = read(direction == SRC_TO_TARGET ? src_fd : target_fd, buf, sizeof(buf));
+ if (nread < 0) {
+ log_err("read failed");
+ return 1;
+ }
+
+ nwrite = write(direction == SRC_TO_TARGET ? target_fd : src_fd, buf, nread);
+ if (nwrite != nread) {
+ log_err("write failed");
+ return 1;
+ }
+ }
+}
+
+static void test_tc_redirect_peer_l3(struct netns_setup_result *setup_result)
+{
+ struct test_tc_peer *skel = NULL;
+ struct nstoken *nstoken = NULL;
+ int err;
+ int tunnel_pid = -1;
+ int src_fd, target_fd;
+ int ifindex;
+
+ /* Start a L3 TUN/TAP tunnel between the src and dst namespaces.
+ * This test is using TUN/TAP instead of e.g. IPIP or GRE tunnel as those
+ * expose the L2 headers encapsulating the IP packet to BPF and hence
+ * don't have skb in suitable state for this test. Alternative to TUN/TAP
+ * would be e.g. Wireguard which would appear as a pure L3 device to BPF,
+ * but that requires much more complicated setup.
+ */
+ nstoken = open_netns(NS_SRC);
+ if (!ASSERT_OK_PTR(nstoken, "setns " NS_SRC))
+ return;
+
+ src_fd = tun_open("tun_src");
+ if (!ASSERT_GE(src_fd, 0, "tun_open tun_src"))
+ goto fail;
+
+ close_netns(nstoken);
+
+ nstoken = open_netns(NS_FWD);
+ if (!ASSERT_OK_PTR(nstoken, "setns " NS_FWD))
+ goto fail;
+
+ target_fd = tun_open("tun_fwd");
+ if (!ASSERT_GE(target_fd, 0, "tun_open tun_fwd"))
+ goto fail;
+
+ tunnel_pid = fork();
+ if (!ASSERT_GE(tunnel_pid, 0, "fork tun_relay_loop"))
+ goto fail;
+
+ if (tunnel_pid == 0)
+ exit(tun_relay_loop(src_fd, target_fd));
+
+ skel = test_tc_peer__open();
+ if (!ASSERT_OK_PTR(skel, "test_tc_peer__open"))
+ goto fail;
+
+ ifindex = get_ifindex("tun_fwd");
+ if (!ASSERT_GE(ifindex, 0, "get_ifindex tun_fwd"))
+ goto fail;
+
+ skel->rodata->IFINDEX_SRC = ifindex;
+ skel->rodata->IFINDEX_DST = setup_result->ifindex_veth_dst_fwd;
+
+ err = test_tc_peer__load(skel);
+ if (!ASSERT_OK(err, "test_tc_peer__load"))
+ goto fail;
+
+ err = bpf_program__pin(skel->progs.tc_src_l3, SRC_PROG_PIN_FILE);
+ if (!ASSERT_OK(err, "pin " SRC_PROG_PIN_FILE))
+ goto fail;
+
+ err = bpf_program__pin(skel->progs.tc_dst_l3, DST_PROG_PIN_FILE);
+ if (!ASSERT_OK(err, "pin " DST_PROG_PIN_FILE))
+ goto fail;
+
+ err = bpf_program__pin(skel->progs.tc_chk, CHK_PROG_PIN_FILE);
+ if (!ASSERT_OK(err, "pin " CHK_PROG_PIN_FILE))
+ goto fail;
+
+ /* Load "tc_src_l3" to the tun_fwd interface to redirect packets
+ * towards dst, and "tc_dst" to redirect packets
+ * and "tc_chk" on veth_dst_fwd to drop non-redirected packets.
+ */
+ SYS("tc qdisc add dev tun_fwd clsact");
+ SYS("tc filter add dev tun_fwd ingress bpf da object-pinned "
+ SRC_PROG_PIN_FILE);
+
+ SYS("tc qdisc add dev veth_dst_fwd clsact");
+ SYS("tc filter add dev veth_dst_fwd ingress bpf da object-pinned "
+ DST_PROG_PIN_FILE);
+ SYS("tc filter add dev veth_dst_fwd egress bpf da object-pinned "
+ CHK_PROG_PIN_FILE);
+
+ /* Setup route and neigh tables */
+ SYS("ip -netns " NS_SRC " addr add dev tun_src " IP4_TUN_SRC "/24");
+ SYS("ip -netns " NS_FWD " addr add dev tun_fwd " IP4_TUN_FWD "/24");
+
+ SYS("ip -netns " NS_SRC " addr add dev tun_src " IP6_TUN_SRC "/64 nodad");
+ SYS("ip -netns " NS_FWD " addr add dev tun_fwd " IP6_TUN_FWD "/64 nodad");
+
+ SYS("ip -netns " NS_SRC " route del " IP4_DST "/32 dev veth_src scope global");
+ SYS("ip -netns " NS_SRC " route add " IP4_DST "/32 via " IP4_TUN_FWD
+ " dev tun_src scope global");
+ SYS("ip -netns " NS_DST " route add " IP4_TUN_SRC "/32 dev veth_dst scope global");
+ SYS("ip -netns " NS_SRC " route del " IP6_DST "/128 dev veth_src scope global");
+ SYS("ip -netns " NS_SRC " route add " IP6_DST "/128 via " IP6_TUN_FWD
+ " dev tun_src scope global");
+ SYS("ip -netns " NS_DST " route add " IP6_TUN_SRC "/128 dev veth_dst scope global");
+
+ SYS("ip -netns " NS_DST " neigh add " IP4_TUN_SRC " dev veth_dst lladdr " MAC_DST_FWD);
+ SYS("ip -netns " NS_DST " neigh add " IP6_TUN_SRC " dev veth_dst lladdr " MAC_DST_FWD);
+
+ if (!ASSERT_OK(set_forwarding(false), "disable forwarding"))
+ goto fail;
+
+ test_connectivity();
+
+fail:
+ if (tunnel_pid > 0) {
+ kill(tunnel_pid, SIGTERM);
+ waitpid(tunnel_pid, NULL, 0);
+ }
+ if (src_fd >= 0)
+ close(src_fd);
+ if (target_fd >= 0)
+ close(target_fd);
+ if (skel)
+ test_tc_peer__destroy(skel);
+ if (nstoken)
+ close_netns(nstoken);
+}
+
+#define RUN_TEST(name) \
+ ({ \
+ struct netns_setup_result setup_result; \
+ if (test__start_subtest(#name)) \
+ if (ASSERT_OK(netns_setup_namespaces("add"), "setup namespaces")) { \
+ if (ASSERT_OK(netns_setup_links_and_routes(&setup_result), \
+ "setup links and routes")) \
+ test_ ## name(&setup_result); \
+ netns_setup_namespaces("delete"); \
+ } \
+ })
+
+static void *test_tc_redirect_run_tests(void *arg)
+{
+ RUN_TEST(tc_redirect_peer);
+ RUN_TEST(tc_redirect_peer_l3);
+ RUN_TEST(tc_redirect_neigh);
+ RUN_TEST(tc_redirect_neigh_fib);
+ return NULL;
+}
+
+void test_tc_redirect(void)
+{
+ pthread_t test_thread;
+ int err;
+
+ /* Run the tests in their own thread to isolate the namespace changes
+ * so they do not affect the environment of other tests.
+ * (specifically needed because of unshare(CLONE_NEWNS) in open_netns())
+ */
+ err = pthread_create(&test_thread, NULL, &test_tc_redirect_run_tests, NULL);
+ if (ASSERT_OK(err, "pthread_create"))
+ ASSERT_OK(pthread_join(test_thread, NULL), "pthread_join");
+}
diff --git a/tools/testing/selftests/bpf/progs/test_tc_neigh.c b/tools/testing/selftests/bpf/progs/test_tc_neigh.c
index b985ac4..0c93d32 100644
--- a/tools/testing/selftests/bpf/progs/test_tc_neigh.c
+++ b/tools/testing/selftests/bpf/progs/test_tc_neigh.c
@@ -33,17 +33,8 @@
a.s6_addr32[3] == b.s6_addr32[3])
#endif
-enum {
- dev_src,
- dev_dst,
-};
-
-struct bpf_map_def SEC("maps") ifindex_map = {
- .type = BPF_MAP_TYPE_ARRAY,
- .key_size = sizeof(int),
- .value_size = sizeof(int),
- .max_entries = 2,
-};
+volatile const __u32 IFINDEX_SRC;
+volatile const __u32 IFINDEX_DST;
static __always_inline bool is_remote_ep_v4(struct __sk_buff *skb,
__be32 addr)
@@ -79,14 +70,8 @@ static __always_inline bool is_remote_ep_v6(struct __sk_buff *skb,
return v6_equal(ip6h->daddr, addr);
}
-static __always_inline int get_dev_ifindex(int which)
-{
- int *ifindex = bpf_map_lookup_elem(&ifindex_map, &which);
-
- return ifindex ? *ifindex : 0;
-}
-
-SEC("chk_egress") int tc_chk(struct __sk_buff *skb)
+SEC("classifier/chk_egress")
+int tc_chk(struct __sk_buff *skb)
{
void *data_end = ctx_ptr(skb->data_end);
void *data = ctx_ptr(skb->data);
@@ -98,7 +83,8 @@ SEC("chk_egress") int tc_chk(struct __sk_buff *skb)
return !raw[0] && !raw[1] && !raw[2] ? TC_ACT_SHOT : TC_ACT_OK;
}
-SEC("dst_ingress") int tc_dst(struct __sk_buff *skb)
+SEC("classifier/dst_ingress")
+int tc_dst(struct __sk_buff *skb)
{
__u8 zero[ETH_ALEN * 2];
bool redirect = false;
@@ -119,10 +105,11 @@ SEC("dst_ingress") int tc_dst(struct __sk_buff *skb)
if (bpf_skb_store_bytes(skb, 0, &zero, sizeof(zero), 0) < 0)
return TC_ACT_SHOT;
- return bpf_redirect_neigh(get_dev_ifindex(dev_src), NULL, 0, 0);
+ return bpf_redirect_neigh(IFINDEX_SRC, NULL, 0, 0);
}
-SEC("src_ingress") int tc_src(struct __sk_buff *skb)
+SEC("classifier/src_ingress")
+int tc_src(struct __sk_buff *skb)
{
__u8 zero[ETH_ALEN * 2];
bool redirect = false;
@@ -143,7 +130,7 @@ SEC("src_ingress") int tc_src(struct __sk_buff *skb)
if (bpf_skb_store_bytes(skb, 0, &zero, sizeof(zero), 0) < 0)
return TC_ACT_SHOT;
- return bpf_redirect_neigh(get_dev_ifindex(dev_dst), NULL, 0, 0);
+ return bpf_redirect_neigh(IFINDEX_DST, NULL, 0, 0);
}
char __license[] SEC("license") = "GPL";
diff --git a/tools/testing/selftests/bpf/progs/test_tc_neigh_fib.c b/tools/testing/selftests/bpf/progs/test_tc_neigh_fib.c
index d82ed34..f7ab69c 100644
--- a/tools/testing/selftests/bpf/progs/test_tc_neigh_fib.c
+++ b/tools/testing/selftests/bpf/progs/test_tc_neigh_fib.c
@@ -75,7 +75,8 @@ static __always_inline int fill_fib_params_v6(struct __sk_buff *skb,
return 0;
}
-SEC("chk_egress") int tc_chk(struct __sk_buff *skb)
+SEC("classifier/chk_egress")
+int tc_chk(struct __sk_buff *skb)
{
void *data_end = ctx_ptr(skb->data_end);
void *data = ctx_ptr(skb->data);
@@ -142,12 +143,14 @@ static __always_inline int tc_redir(struct __sk_buff *skb)
/* these are identical, but keep them separate for compatibility with the
* section names expected by test_tc_redirect.sh
*/
-SEC("dst_ingress") int tc_dst(struct __sk_buff *skb)
+SEC("classifier/dst_ingress")
+int tc_dst(struct __sk_buff *skb)
{
return tc_redir(skb);
}
-SEC("src_ingress") int tc_src(struct __sk_buff *skb)
+SEC("classifier/src_ingress")
+int tc_src(struct __sk_buff *skb)
{
return tc_redir(skb);
}
diff --git a/tools/testing/selftests/bpf/progs/test_tc_peer.c b/tools/testing/selftests/bpf/progs/test_tc_peer.c
index fc84a76..fe818cd5 100644
--- a/tools/testing/selftests/bpf/progs/test_tc_peer.c
+++ b/tools/testing/selftests/bpf/progs/test_tc_peer.c
@@ -5,41 +5,59 @@
#include <linux/bpf.h>
#include <linux/stddef.h>
#include <linux/pkt_cls.h>
+#include <linux/if_ether.h>
+#include <linux/ip.h>
#include <bpf/bpf_helpers.h>
-enum {
- dev_src,
- dev_dst,
-};
+volatile const __u32 IFINDEX_SRC;
+volatile const __u32 IFINDEX_DST;
-struct bpf_map_def SEC("maps") ifindex_map = {
- .type = BPF_MAP_TYPE_ARRAY,
- .key_size = sizeof(int),
- .value_size = sizeof(int),
- .max_entries = 2,
-};
+static const __u8 src_mac[] = {0x00, 0x11, 0x22, 0x33, 0x44, 0x55};
+static const __u8 dst_mac[] = {0x00, 0x22, 0x33, 0x44, 0x55, 0x66};
-static __always_inline int get_dev_ifindex(int which)
-{
- int *ifindex = bpf_map_lookup_elem(&ifindex_map, &which);
-
- return ifindex ? *ifindex : 0;
-}
-
-SEC("chk_egress") int tc_chk(struct __sk_buff *skb)
+SEC("classifier/chk_egress")
+int tc_chk(struct __sk_buff *skb)
{
return TC_ACT_SHOT;
}
-SEC("dst_ingress") int tc_dst(struct __sk_buff *skb)
+SEC("classifier/dst_ingress")
+int tc_dst(struct __sk_buff *skb)
{
- return bpf_redirect_peer(get_dev_ifindex(dev_src), 0);
+ return bpf_redirect_peer(IFINDEX_SRC, 0);
}
-SEC("src_ingress") int tc_src(struct __sk_buff *skb)
+SEC("classifier/src_ingress")
+int tc_src(struct __sk_buff *skb)
{
- return bpf_redirect_peer(get_dev_ifindex(dev_dst), 0);
+ return bpf_redirect_peer(IFINDEX_DST, 0);
+}
+
+SEC("classifier/dst_ingress_l3")
+int tc_dst_l3(struct __sk_buff *skb)
+{
+ return bpf_redirect(IFINDEX_SRC, 0);
+}
+
+SEC("classifier/src_ingress_l3")
+int tc_src_l3(struct __sk_buff *skb)
+{
+ __u16 proto = skb->protocol;
+
+ if (bpf_skb_change_head(skb, ETH_HLEN, 0) != 0)
+ return TC_ACT_SHOT;
+
+ if (bpf_skb_store_bytes(skb, 0, &src_mac, ETH_ALEN, 0) != 0)
+ return TC_ACT_SHOT;
+
+ if (bpf_skb_store_bytes(skb, ETH_ALEN, &dst_mac, ETH_ALEN, 0) != 0)
+ return TC_ACT_SHOT;
+
+ if (bpf_skb_store_bytes(skb, ETH_ALEN + ETH_ALEN, &proto, sizeof(__u16), 0) != 0)
+ return TC_ACT_SHOT;
+
+ return bpf_redirect_peer(IFINDEX_DST, 0);
}
char __license[] SEC("license") = "GPL";
diff --git a/tools/testing/selftests/bpf/test_tc_redirect.sh b/tools/testing/selftests/bpf/test_tc_redirect.sh
deleted file mode 100755
index 8868aa1..0000000
--- a/tools/testing/selftests/bpf/test_tc_redirect.sh
+++ /dev/null
@@ -1,216 +0,0 @@
-#!/bin/bash
-# SPDX-License-Identifier: GPL-2.0
-#
-# This test sets up 3 netns (src <-> fwd <-> dst). There is no direct veth link
-# between src and dst. The netns fwd has veth links to each src and dst. The
-# client is in src and server in dst. The test installs a TC BPF program to each
-# host facing veth in fwd which calls into i) bpf_redirect_neigh() to perform the
-# neigh addr population and redirect or ii) bpf_redirect_peer() for namespace
-# switch from ingress side; it also installs a checker prog on the egress side
-# to drop unexpected traffic.
-
-if [[ $EUID -ne 0 ]]; then
- echo "This script must be run as root"
- echo "FAIL"
- exit 1
-fi
-
-# check that needed tools are present
-command -v nc >/dev/null 2>&1 || \
- { echo >&2 "nc is not available"; exit 1; }
-command -v dd >/dev/null 2>&1 || \
- { echo >&2 "dd is not available"; exit 1; }
-command -v timeout >/dev/null 2>&1 || \
- { echo >&2 "timeout is not available"; exit 1; }
-command -v ping >/dev/null 2>&1 || \
- { echo >&2 "ping is not available"; exit 1; }
-if command -v ping6 >/dev/null 2>&1; then PING6=ping6; else PING6=ping; fi
-command -v perl >/dev/null 2>&1 || \
- { echo >&2 "perl is not available"; exit 1; }
-command -v jq >/dev/null 2>&1 || \
- { echo >&2 "jq is not available"; exit 1; }
-command -v bpftool >/dev/null 2>&1 || \
- { echo >&2 "bpftool is not available"; exit 1; }
-
-readonly GREEN='\033[0;92m'
-readonly RED='\033[0;31m'
-readonly NC='\033[0m' # No Color
-
-readonly PING_ARG="-c 3 -w 10 -q"
-
-readonly TIMEOUT=10
-
-readonly NS_SRC="ns-src-$(mktemp -u XXXXXX)"
-readonly NS_FWD="ns-fwd-$(mktemp -u XXXXXX)"
-readonly NS_DST="ns-dst-$(mktemp -u XXXXXX)"
-
-readonly IP4_SRC="172.16.1.100"
-readonly IP4_DST="172.16.2.100"
-
-readonly IP6_SRC="::1:dead:beef:cafe"
-readonly IP6_DST="::2:dead:beef:cafe"
-
-readonly IP4_SLL="169.254.0.1"
-readonly IP4_DLL="169.254.0.2"
-readonly IP4_NET="169.254.0.0"
-
-netns_cleanup()
-{
- ip netns del ${NS_SRC}
- ip netns del ${NS_FWD}
- ip netns del ${NS_DST}
-}
-
-netns_setup()
-{
- ip netns add "${NS_SRC}"
- ip netns add "${NS_FWD}"
- ip netns add "${NS_DST}"
-
- ip link add veth_src type veth peer name veth_src_fwd
- ip link add veth_dst type veth peer name veth_dst_fwd
-
- ip link set veth_src netns ${NS_SRC}
- ip link set veth_src_fwd netns ${NS_FWD}
-
- ip link set veth_dst netns ${NS_DST}
- ip link set veth_dst_fwd netns ${NS_FWD}
-
- ip -netns ${NS_SRC} addr add ${IP4_SRC}/32 dev veth_src
- ip -netns ${NS_DST} addr add ${IP4_DST}/32 dev veth_dst
-
- # The fwd netns automatically get a v6 LL address / routes, but also
- # needs v4 one in order to start ARP probing. IP4_NET route is added
- # to the endpoints so that the ARP processing will reply.
-
- ip -netns ${NS_FWD} addr add ${IP4_SLL}/32 dev veth_src_fwd
- ip -netns ${NS_FWD} addr add ${IP4_DLL}/32 dev veth_dst_fwd
-
- ip -netns ${NS_SRC} addr add ${IP6_SRC}/128 dev veth_src nodad
- ip -netns ${NS_DST} addr add ${IP6_DST}/128 dev veth_dst nodad
-
- ip -netns ${NS_SRC} link set dev veth_src up
- ip -netns ${NS_FWD} link set dev veth_src_fwd up
-
- ip -netns ${NS_DST} link set dev veth_dst up
- ip -netns ${NS_FWD} link set dev veth_dst_fwd up
-
- ip -netns ${NS_SRC} route add ${IP4_DST}/32 dev veth_src scope global
- ip -netns ${NS_SRC} route add ${IP4_NET}/16 dev veth_src scope global
- ip -netns ${NS_FWD} route add ${IP4_SRC}/32 dev veth_src_fwd scope global
-
- ip -netns ${NS_SRC} route add ${IP6_DST}/128 dev veth_src scope global
- ip -netns ${NS_FWD} route add ${IP6_SRC}/128 dev veth_src_fwd scope global
-
- ip -netns ${NS_DST} route add ${IP4_SRC}/32 dev veth_dst scope global
- ip -netns ${NS_DST} route add ${IP4_NET}/16 dev veth_dst scope global
- ip -netns ${NS_FWD} route add ${IP4_DST}/32 dev veth_dst_fwd scope global
-
- ip -netns ${NS_DST} route add ${IP6_SRC}/128 dev veth_dst scope global
- ip -netns ${NS_FWD} route add ${IP6_DST}/128 dev veth_dst_fwd scope global
-
- fmac_src=$(ip netns exec ${NS_FWD} cat /sys/class/net/veth_src_fwd/address)
- fmac_dst=$(ip netns exec ${NS_FWD} cat /sys/class/net/veth_dst_fwd/address)
-
- ip -netns ${NS_SRC} neigh add ${IP4_DST} dev veth_src lladdr $fmac_src
- ip -netns ${NS_DST} neigh add ${IP4_SRC} dev veth_dst lladdr $fmac_dst
-
- ip -netns ${NS_SRC} neigh add ${IP6_DST} dev veth_src lladdr $fmac_src
- ip -netns ${NS_DST} neigh add ${IP6_SRC} dev veth_dst lladdr $fmac_dst
-}
-
-netns_test_connectivity()
-{
- set +e
-
- ip netns exec ${NS_DST} bash -c "nc -4 -l -p 9004 &"
- ip netns exec ${NS_DST} bash -c "nc -6 -l -p 9006 &"
-
- TEST="TCPv4 connectivity test"
- ip netns exec ${NS_SRC} bash -c "timeout ${TIMEOUT} dd if=/dev/zero bs=1000 count=100 > /dev/tcp/${IP4_DST}/9004"
- if [ $? -ne 0 ]; then
- echo -e "${TEST}: ${RED}FAIL${NC}"
- exit 1
- fi
- echo -e "${TEST}: ${GREEN}PASS${NC}"
-
- TEST="TCPv6 connectivity test"
- ip netns exec ${NS_SRC} bash -c "timeout ${TIMEOUT} dd if=/dev/zero bs=1000 count=100 > /dev/tcp/${IP6_DST}/9006"
- if [ $? -ne 0 ]; then
- echo -e "${TEST}: ${RED}FAIL${NC}"
- exit 1
- fi
- echo -e "${TEST}: ${GREEN}PASS${NC}"
-
- TEST="ICMPv4 connectivity test"
- ip netns exec ${NS_SRC} ping $PING_ARG ${IP4_DST}
- if [ $? -ne 0 ]; then
- echo -e "${TEST}: ${RED}FAIL${NC}"
- exit 1
- fi
- echo -e "${TEST}: ${GREEN}PASS${NC}"
-
- TEST="ICMPv6 connectivity test"
- ip netns exec ${NS_SRC} $PING6 $PING_ARG ${IP6_DST}
- if [ $? -ne 0 ]; then
- echo -e "${TEST}: ${RED}FAIL${NC}"
- exit 1
- fi
- echo -e "${TEST}: ${GREEN}PASS${NC}"
-
- set -e
-}
-
-hex_mem_str()
-{
- perl -e 'print join(" ", unpack("(H2)8", pack("L", @ARGV)))' $1
-}
-
-netns_setup_bpf()
-{
- local obj=$1
- local use_forwarding=${2:-0}
-
- ip netns exec ${NS_FWD} tc qdisc add dev veth_src_fwd clsact
- ip netns exec ${NS_FWD} tc filter add dev veth_src_fwd ingress bpf da obj $obj sec src_ingress
- ip netns exec ${NS_FWD} tc filter add dev veth_src_fwd egress bpf da obj $obj sec chk_egress
-
- ip netns exec ${NS_FWD} tc qdisc add dev veth_dst_fwd clsact
- ip netns exec ${NS_FWD} tc filter add dev veth_dst_fwd ingress bpf da obj $obj sec dst_ingress
- ip netns exec ${NS_FWD} tc filter add dev veth_dst_fwd egress bpf da obj $obj sec chk_egress
-
- if [ "$use_forwarding" -eq "1" ]; then
- # bpf_fib_lookup() checks if forwarding is enabled
- ip netns exec ${NS_FWD} sysctl -w net.ipv4.ip_forward=1
- ip netns exec ${NS_FWD} sysctl -w net.ipv6.conf.veth_dst_fwd.forwarding=1
- ip netns exec ${NS_FWD} sysctl -w net.ipv6.conf.veth_src_fwd.forwarding=1
- return 0
- fi
-
- veth_src=$(ip netns exec ${NS_FWD} cat /sys/class/net/veth_src_fwd/ifindex)
- veth_dst=$(ip netns exec ${NS_FWD} cat /sys/class/net/veth_dst_fwd/ifindex)
-
- progs=$(ip netns exec ${NS_FWD} bpftool net --json | jq -r '.[] | .tc | map(.id) | .[]')
- for prog in $progs; do
- map=$(bpftool prog show id $prog --json | jq -r '.map_ids | .? | .[]')
- if [ ! -z "$map" ]; then
- bpftool map update id $map key hex $(hex_mem_str 0) value hex $(hex_mem_str $veth_src)
- bpftool map update id $map key hex $(hex_mem_str 1) value hex $(hex_mem_str $veth_dst)
- fi
- done
-}
-
-trap netns_cleanup EXIT
-set -e
-
-netns_setup
-netns_setup_bpf test_tc_neigh.o
-netns_test_connectivity
-netns_cleanup
-netns_setup
-netns_setup_bpf test_tc_neigh_fib.o 1
-netns_test_connectivity
-netns_cleanup
-netns_setup
-netns_setup_bpf test_tc_peer.o
-netns_test_connectivity
diff --git a/tools/testing/selftests/bpf/verifier/stack_ptr.c b/tools/testing/selftests/bpf/verifier/stack_ptr.c
index 07eaa04..8ab94d6 100644
--- a/tools/testing/selftests/bpf/verifier/stack_ptr.c
+++ b/tools/testing/selftests/bpf/verifier/stack_ptr.c
@@ -295,8 +295,6 @@
BPF_LDX_MEM(BPF_B, BPF_REG_0, BPF_REG_1, 0),
BPF_EXIT_INSN(),
},
- .result_unpriv = REJECT,
- .errstr_unpriv = "invalid write to stack R1 off=0 size=1",
.result = ACCEPT,
.retval = 42,
},
diff --git a/tools/testing/selftests/bpf/verifier/value_ptr_arith.c b/tools/testing/selftests/bpf/verifier/value_ptr_arith.c
index e5913fd..7ae2859 100644
--- a/tools/testing/selftests/bpf/verifier/value_ptr_arith.c
+++ b/tools/testing/selftests/bpf/verifier/value_ptr_arith.c
@@ -300,8 +300,6 @@
},
.fixup_map_array_48b = { 3 },
.result = ACCEPT,
- .result_unpriv = REJECT,
- .errstr_unpriv = "R0 pointer arithmetic of map value goes out of range",
.retval = 1,
},
{
@@ -371,8 +369,6 @@
},
.fixup_map_array_48b = { 3 },
.result = ACCEPT,
- .result_unpriv = REJECT,
- .errstr_unpriv = "R0 pointer arithmetic of map value goes out of range",
.retval = 1,
},
{
@@ -472,8 +468,6 @@
},
.fixup_map_array_48b = { 3 },
.result = ACCEPT,
- .result_unpriv = REJECT,
- .errstr_unpriv = "R0 pointer arithmetic of map value goes out of range",
.retval = 1,
},
{
@@ -766,8 +760,6 @@
},
.fixup_map_array_48b = { 3 },
.result = ACCEPT,
- .result_unpriv = REJECT,
- .errstr_unpriv = "R0 pointer arithmetic of map value goes out of range",
.retval = 1,
},
{
diff --git a/tools/testing/selftests/kvm/.gitignore b/tools/testing/selftests/kvm/.gitignore
index bd83158..524c857 100644
--- a/tools/testing/selftests/kvm/.gitignore
+++ b/tools/testing/selftests/kvm/.gitignore
@@ -41,5 +41,6 @@
/kvm_create_max_vcpus
/kvm_page_table_test
/memslot_modification_stress_test
+/memslot_perf_test
/set_memory_region_test
/steal_time
diff --git a/tools/testing/selftests/kvm/Makefile b/tools/testing/selftests/kvm/Makefile
index e439d02..daaee18 100644
--- a/tools/testing/selftests/kvm/Makefile
+++ b/tools/testing/selftests/kvm/Makefile
@@ -33,7 +33,7 @@
UNAME_M := s390x
endif
-LIBKVM = lib/assert.c lib/elf.c lib/io.c lib/kvm_util.c lib/sparsebit.c lib/test_util.c lib/guest_modes.c lib/perf_test_util.c
+LIBKVM = lib/assert.c lib/elf.c lib/io.c lib/kvm_util.c lib/rbtree.c lib/sparsebit.c lib/test_util.c lib/guest_modes.c lib/perf_test_util.c
LIBKVM_x86_64 = lib/x86_64/processor.c lib/x86_64/vmx.c lib/x86_64/svm.c lib/x86_64/ucall.c lib/x86_64/handlers.S
LIBKVM_aarch64 = lib/aarch64/processor.c lib/aarch64/ucall.c
LIBKVM_s390x = lib/s390x/processor.c lib/s390x/ucall.c lib/s390x/diag318_test_handler.c
@@ -74,6 +74,7 @@
TEST_GEN_PROGS_x86_64 += kvm_create_max_vcpus
TEST_GEN_PROGS_x86_64 += kvm_page_table_test
TEST_GEN_PROGS_x86_64 += memslot_modification_stress_test
+TEST_GEN_PROGS_x86_64 += memslot_perf_test
TEST_GEN_PROGS_x86_64 += set_memory_region_test
TEST_GEN_PROGS_x86_64 += steal_time
diff --git a/tools/testing/selftests/kvm/demand_paging_test.c b/tools/testing/selftests/kvm/demand_paging_test.c
index 5f7a229..b747043 100644
--- a/tools/testing/selftests/kvm/demand_paging_test.c
+++ b/tools/testing/selftests/kvm/demand_paging_test.c
@@ -9,6 +9,7 @@
#define _GNU_SOURCE /* for pipe2 */
+#include <inttypes.h>
#include <stdio.h>
#include <stdlib.h>
#include <time.h>
@@ -38,6 +39,7 @@
static int nr_vcpus = 1;
static uint64_t guest_percpu_mem_size = DEFAULT_PER_VCPU_MEM_SIZE;
+static size_t demand_paging_size;
static char *guest_data_prototype;
static void *vcpu_worker(void *data)
@@ -71,36 +73,51 @@ static void *vcpu_worker(void *data)
return NULL;
}
-static int handle_uffd_page_request(int uffd, uint64_t addr)
+static int handle_uffd_page_request(int uffd_mode, int uffd, uint64_t addr)
{
- pid_t tid;
+ pid_t tid = syscall(__NR_gettid);
struct timespec start;
struct timespec ts_diff;
- struct uffdio_copy copy;
int r;
- tid = syscall(__NR_gettid);
-
- copy.src = (uint64_t)guest_data_prototype;
- copy.dst = addr;
- copy.len = perf_test_args.host_page_size;
- copy.mode = 0;
-
clock_gettime(CLOCK_MONOTONIC, &start);
- r = ioctl(uffd, UFFDIO_COPY, ©);
- if (r == -1) {
- pr_info("Failed Paged in 0x%lx from thread %d with errno: %d\n",
- addr, tid, errno);
- return r;
+ if (uffd_mode == UFFDIO_REGISTER_MODE_MISSING) {
+ struct uffdio_copy copy;
+
+ copy.src = (uint64_t)guest_data_prototype;
+ copy.dst = addr;
+ copy.len = demand_paging_size;
+ copy.mode = 0;
+
+ r = ioctl(uffd, UFFDIO_COPY, ©);
+ if (r == -1) {
+ pr_info("Failed UFFDIO_COPY in 0x%lx from thread %d with errno: %d\n",
+ addr, tid, errno);
+ return r;
+ }
+ } else if (uffd_mode == UFFDIO_REGISTER_MODE_MINOR) {
+ struct uffdio_continue cont = {0};
+
+ cont.range.start = addr;
+ cont.range.len = demand_paging_size;
+
+ r = ioctl(uffd, UFFDIO_CONTINUE, &cont);
+ if (r == -1) {
+ pr_info("Failed UFFDIO_CONTINUE in 0x%lx from thread %d with errno: %d\n",
+ addr, tid, errno);
+ return r;
+ }
+ } else {
+ TEST_FAIL("Invalid uffd mode %d", uffd_mode);
}
ts_diff = timespec_elapsed(start);
- PER_PAGE_DEBUG("UFFDIO_COPY %d \t%ld ns\n", tid,
+ PER_PAGE_DEBUG("UFFD page-in %d \t%ld ns\n", tid,
timespec_to_ns(ts_diff));
PER_PAGE_DEBUG("Paged in %ld bytes at 0x%lx from thread %d\n",
- perf_test_args.host_page_size, addr, tid);
+ demand_paging_size, addr, tid);
return 0;
}
@@ -108,6 +125,7 @@ static int handle_uffd_page_request(int uffd, uint64_t addr)
bool quit_uffd_thread;
struct uffd_handler_args {
+ int uffd_mode;
int uffd;
int pipefd;
useconds_t delay;
@@ -169,7 +187,7 @@ static void *uffd_handler_thread_fn(void *arg)
if (r == -1) {
if (errno == EAGAIN)
continue;
- pr_info("Read of uffd gor errno %d", errno);
+ pr_info("Read of uffd got errno %d\n", errno);
return NULL;
}
@@ -184,7 +202,7 @@ static void *uffd_handler_thread_fn(void *arg)
if (delay)
usleep(delay);
addr = msg.arg.pagefault.address;
- r = handle_uffd_page_request(uffd, addr);
+ r = handle_uffd_page_request(uffd_args->uffd_mode, uffd, addr);
if (r < 0)
return NULL;
pages++;
@@ -198,43 +216,53 @@ static void *uffd_handler_thread_fn(void *arg)
return NULL;
}
-static int setup_demand_paging(struct kvm_vm *vm,
- pthread_t *uffd_handler_thread, int pipefd,
- useconds_t uffd_delay,
- struct uffd_handler_args *uffd_args,
- void *hva, uint64_t len)
+static void setup_demand_paging(struct kvm_vm *vm,
+ pthread_t *uffd_handler_thread, int pipefd,
+ int uffd_mode, useconds_t uffd_delay,
+ struct uffd_handler_args *uffd_args,
+ void *hva, void *alias, uint64_t len)
{
+ bool is_minor = (uffd_mode == UFFDIO_REGISTER_MODE_MINOR);
int uffd;
struct uffdio_api uffdio_api;
struct uffdio_register uffdio_register;
+ uint64_t expected_ioctls = ((uint64_t) 1) << _UFFDIO_COPY;
+
+ PER_PAGE_DEBUG("Userfaultfd %s mode, faults resolved with %s\n",
+ is_minor ? "MINOR" : "MISSING",
+ is_minor ? "UFFDIO_CONINUE" : "UFFDIO_COPY");
+
+ /* In order to get minor faults, prefault via the alias. */
+ if (is_minor) {
+ size_t p;
+
+ expected_ioctls = ((uint64_t) 1) << _UFFDIO_CONTINUE;
+
+ TEST_ASSERT(alias != NULL, "Alias required for minor faults");
+ for (p = 0; p < (len / demand_paging_size); ++p) {
+ memcpy(alias + (p * demand_paging_size),
+ guest_data_prototype, demand_paging_size);
+ }
+ }
uffd = syscall(__NR_userfaultfd, O_CLOEXEC | O_NONBLOCK);
- if (uffd == -1) {
- pr_info("uffd creation failed\n");
- return -1;
- }
+ TEST_ASSERT(uffd >= 0, "uffd creation failed, errno: %d", errno);
uffdio_api.api = UFFD_API;
uffdio_api.features = 0;
- if (ioctl(uffd, UFFDIO_API, &uffdio_api) == -1) {
- pr_info("ioctl uffdio_api failed\n");
- return -1;
- }
+ TEST_ASSERT(ioctl(uffd, UFFDIO_API, &uffdio_api) != -1,
+ "ioctl UFFDIO_API failed: %" PRIu64,
+ (uint64_t)uffdio_api.api);
uffdio_register.range.start = (uint64_t)hva;
uffdio_register.range.len = len;
- uffdio_register.mode = UFFDIO_REGISTER_MODE_MISSING;
- if (ioctl(uffd, UFFDIO_REGISTER, &uffdio_register) == -1) {
- pr_info("ioctl uffdio_register failed\n");
- return -1;
- }
+ uffdio_register.mode = uffd_mode;
+ TEST_ASSERT(ioctl(uffd, UFFDIO_REGISTER, &uffdio_register) != -1,
+ "ioctl UFFDIO_REGISTER failed");
+ TEST_ASSERT((uffdio_register.ioctls & expected_ioctls) ==
+ expected_ioctls, "missing userfaultfd ioctls");
- if ((uffdio_register.ioctls & UFFD_API_RANGE_IOCTLS) !=
- UFFD_API_RANGE_IOCTLS) {
- pr_info("unexpected userfaultfd ioctl set\n");
- return -1;
- }
-
+ uffd_args->uffd_mode = uffd_mode;
uffd_args->uffd = uffd;
uffd_args->pipefd = pipefd;
uffd_args->delay = uffd_delay;
@@ -243,13 +271,12 @@ static int setup_demand_paging(struct kvm_vm *vm,
PER_VCPU_DEBUG("Created uffd thread for HVA range [%p, %p)\n",
hva, hva + len);
-
- return 0;
}
struct test_params {
- bool use_uffd;
+ int uffd_mode;
useconds_t uffd_delay;
+ enum vm_mem_backing_src_type src_type;
bool partition_vcpu_memory_access;
};
@@ -267,14 +294,16 @@ static void run_test(enum vm_guest_mode mode, void *arg)
int r;
vm = perf_test_create_vm(mode, nr_vcpus, guest_percpu_mem_size,
- VM_MEM_SRC_ANONYMOUS);
+ p->src_type);
perf_test_args.wr_fract = 1;
- guest_data_prototype = malloc(perf_test_args.host_page_size);
+ demand_paging_size = get_backing_src_pagesz(p->src_type);
+
+ guest_data_prototype = malloc(demand_paging_size);
TEST_ASSERT(guest_data_prototype,
"Failed to allocate buffer for guest data pattern");
- memset(guest_data_prototype, 0xAB, perf_test_args.host_page_size);
+ memset(guest_data_prototype, 0xAB, demand_paging_size);
vcpu_threads = malloc(nr_vcpus * sizeof(*vcpu_threads));
TEST_ASSERT(vcpu_threads, "Memory allocation failed");
@@ -282,7 +311,7 @@ static void run_test(enum vm_guest_mode mode, void *arg)
perf_test_setup_vcpus(vm, nr_vcpus, guest_percpu_mem_size,
p->partition_vcpu_memory_access);
- if (p->use_uffd) {
+ if (p->uffd_mode) {
uffd_handler_threads =
malloc(nr_vcpus * sizeof(*uffd_handler_threads));
TEST_ASSERT(uffd_handler_threads, "Memory allocation failed");
@@ -296,6 +325,7 @@ static void run_test(enum vm_guest_mode mode, void *arg)
for (vcpu_id = 0; vcpu_id < nr_vcpus; vcpu_id++) {
vm_paddr_t vcpu_gpa;
void *vcpu_hva;
+ void *vcpu_alias;
uint64_t vcpu_mem_size;
@@ -310,8 +340,9 @@ static void run_test(enum vm_guest_mode mode, void *arg)
PER_VCPU_DEBUG("Added VCPU %d with test mem gpa [%lx, %lx)\n",
vcpu_id, vcpu_gpa, vcpu_gpa + vcpu_mem_size);
- /* Cache the HVA pointer of the region */
+ /* Cache the host addresses of the region */
vcpu_hva = addr_gpa2hva(vm, vcpu_gpa);
+ vcpu_alias = addr_gpa2alias(vm, vcpu_gpa);
/*
* Set up user fault fd to handle demand paging
@@ -321,13 +352,11 @@ static void run_test(enum vm_guest_mode mode, void *arg)
O_CLOEXEC | O_NONBLOCK);
TEST_ASSERT(!r, "Failed to set up pipefd");
- r = setup_demand_paging(vm,
- &uffd_handler_threads[vcpu_id],
- pipefds[vcpu_id * 2],
- p->uffd_delay, &uffd_args[vcpu_id],
- vcpu_hva, vcpu_mem_size);
- if (r < 0)
- exit(-r);
+ setup_demand_paging(vm, &uffd_handler_threads[vcpu_id],
+ pipefds[vcpu_id * 2], p->uffd_mode,
+ p->uffd_delay, &uffd_args[vcpu_id],
+ vcpu_hva, vcpu_alias,
+ vcpu_mem_size);
}
}
@@ -355,7 +384,7 @@ static void run_test(enum vm_guest_mode mode, void *arg)
pr_info("All vCPU threads joined\n");
- if (p->use_uffd) {
+ if (p->uffd_mode) {
char c;
/* Tell the user fault fd handler threads to quit */
@@ -377,7 +406,7 @@ static void run_test(enum vm_guest_mode mode, void *arg)
free(guest_data_prototype);
free(vcpu_threads);
- if (p->use_uffd) {
+ if (p->uffd_mode) {
free(uffd_handler_threads);
free(uffd_args);
free(pipefds);
@@ -387,17 +416,19 @@ static void run_test(enum vm_guest_mode mode, void *arg)
static void help(char *name)
{
puts("");
- printf("usage: %s [-h] [-m mode] [-u] [-d uffd_delay_usec]\n"
- " [-b memory] [-v vcpus] [-o]\n", name);
+ printf("usage: %s [-h] [-m vm_mode] [-u uffd_mode] [-d uffd_delay_usec]\n"
+ " [-b memory] [-t type] [-v vcpus] [-o]\n", name);
guest_modes_help();
- printf(" -u: use User Fault FD to handle vCPU page\n"
- " faults.\n");
+ printf(" -u: use userfaultfd to handle vCPU page faults. Mode is a\n"
+ " UFFD registration mode: 'MISSING' or 'MINOR'.\n");
printf(" -d: add a delay in usec to the User Fault\n"
" FD handler to simulate demand paging\n"
" overheads. Ignored without -u.\n");
printf(" -b: specify the size of the memory region which should be\n"
" demand paged by each vCPU. e.g. 10M or 3G.\n"
" Default: 1G\n");
+ printf(" -t: The type of backing memory to use. Default: anonymous\n");
+ backing_src_help();
printf(" -v: specify the number of vCPUs to run.\n");
printf(" -o: Overlap guest memory accesses instead of partitioning\n"
" them into a separate region of memory for each vCPU.\n");
@@ -409,19 +440,24 @@ int main(int argc, char *argv[])
{
int max_vcpus = kvm_check_cap(KVM_CAP_MAX_VCPUS);
struct test_params p = {
+ .src_type = VM_MEM_SRC_ANONYMOUS,
.partition_vcpu_memory_access = true,
};
int opt;
guest_modes_append_default();
- while ((opt = getopt(argc, argv, "hm:ud:b:v:o")) != -1) {
+ while ((opt = getopt(argc, argv, "hm:u:d:b:t:v:o")) != -1) {
switch (opt) {
case 'm':
guest_modes_cmdline(optarg);
break;
case 'u':
- p.use_uffd = true;
+ if (!strcmp("MISSING", optarg))
+ p.uffd_mode = UFFDIO_REGISTER_MODE_MISSING;
+ else if (!strcmp("MINOR", optarg))
+ p.uffd_mode = UFFDIO_REGISTER_MODE_MINOR;
+ TEST_ASSERT(p.uffd_mode, "UFFD mode must be 'MISSING' or 'MINOR'.");
break;
case 'd':
p.uffd_delay = strtoul(optarg, NULL, 0);
@@ -430,6 +466,9 @@ int main(int argc, char *argv[])
case 'b':
guest_percpu_mem_size = parse_size(optarg);
break;
+ case 't':
+ p.src_type = parse_backing_src_type(optarg);
+ break;
case 'v':
nr_vcpus = atoi(optarg);
TEST_ASSERT(nr_vcpus > 0 && nr_vcpus <= max_vcpus,
@@ -445,6 +484,11 @@ int main(int argc, char *argv[])
}
}
+ if (p.uffd_mode == UFFDIO_REGISTER_MODE_MINOR &&
+ !backing_src_is_shared(p.src_type)) {
+ TEST_FAIL("userfaultfd MINOR mode requires shared memory; pick a different -t");
+ }
+
for_each_guest_mode(run_test, &p);
return 0;
diff --git a/tools/testing/selftests/kvm/hardware_disable_test.c b/tools/testing/selftests/kvm/hardware_disable_test.c
index 5aadf84..4b8db3b 100644
--- a/tools/testing/selftests/kvm/hardware_disable_test.c
+++ b/tools/testing/selftests/kvm/hardware_disable_test.c
@@ -132,6 +132,36 @@ static void run_test(uint32_t run)
TEST_ASSERT(false, "%s: [%d] child escaped the ninja\n", __func__, run);
}
+void wait_for_child_setup(pid_t pid)
+{
+ /*
+ * Wait for the child to post to the semaphore, but wake up periodically
+ * to check if the child exited prematurely.
+ */
+ for (;;) {
+ const struct timespec wait_period = { .tv_sec = 1 };
+ int status;
+
+ if (!sem_timedwait(sem, &wait_period))
+ return;
+
+ /* Child is still running, keep waiting. */
+ if (pid != waitpid(pid, &status, WNOHANG))
+ continue;
+
+ /*
+ * Child is no longer running, which is not expected.
+ *
+ * If it exited with a non-zero status, we explicitly forward
+ * the child's status in case it exited with KSFT_SKIP.
+ */
+ if (WIFEXITED(status))
+ exit(WEXITSTATUS(status));
+ else
+ TEST_ASSERT(false, "Child exited unexpectedly");
+ }
+}
+
int main(int argc, char **argv)
{
uint32_t i;
@@ -148,7 +178,7 @@ int main(int argc, char **argv)
run_test(i); /* This function always exits */
pr_debug("%s: [%d] waiting semaphore\n", __func__, i);
- sem_wait(sem);
+ wait_for_child_setup(pid);
r = (rand() % DELAY_US_MAX) + 1;
pr_debug("%s: [%d] waiting %dus\n", __func__, i, r);
usleep(r);
diff --git a/tools/testing/selftests/kvm/include/kvm_util.h b/tools/testing/selftests/kvm/include/kvm_util.h
index a8f0227..fcd8e38 100644
--- a/tools/testing/selftests/kvm/include/kvm_util.h
+++ b/tools/testing/selftests/kvm/include/kvm_util.h
@@ -77,6 +77,7 @@ struct vm_guest_mode_params {
};
extern const struct vm_guest_mode_params vm_guest_mode_params[];
+int open_kvm_dev_path_or_exit(void);
int kvm_check_cap(long cap);
int vm_enable_cap(struct kvm_vm *vm, struct kvm_enable_cap *cap);
int vcpu_enable_cap(struct kvm_vm *vm, uint32_t vcpu_id,
@@ -146,6 +147,7 @@ void virt_map(struct kvm_vm *vm, uint64_t vaddr, uint64_t paddr,
void *addr_gpa2hva(struct kvm_vm *vm, vm_paddr_t gpa);
void *addr_gva2hva(struct kvm_vm *vm, vm_vaddr_t gva);
vm_paddr_t addr_hva2gpa(struct kvm_vm *vm, void *hva);
+void *addr_gpa2alias(struct kvm_vm *vm, vm_paddr_t gpa);
/*
* Address Guest Virtual to Guest Physical
@@ -302,7 +304,7 @@ bool vm_is_unrestricted_guest(struct kvm_vm *vm);
unsigned int vm_get_page_size(struct kvm_vm *vm);
unsigned int vm_get_page_shift(struct kvm_vm *vm);
-unsigned int vm_get_max_gfn(struct kvm_vm *vm);
+uint64_t vm_get_max_gfn(struct kvm_vm *vm);
int vm_get_fd(struct kvm_vm *vm);
unsigned int vm_calc_num_guest_pages(enum vm_guest_mode mode, size_t size);
diff --git a/tools/testing/selftests/kvm/include/test_util.h b/tools/testing/selftests/kvm/include/test_util.h
index fade313..d79be15 100644
--- a/tools/testing/selftests/kvm/include/test_util.h
+++ b/tools/testing/selftests/kvm/include/test_util.h
@@ -17,6 +17,7 @@
#include <errno.h>
#include <unistd.h>
#include <fcntl.h>
+#include <sys/mman.h>
#include "kselftest.h"
static inline int _no_printf(const char *format, ...) { return 0; }
@@ -84,6 +85,8 @@ enum vm_mem_backing_src_type {
VM_MEM_SRC_ANONYMOUS_HUGETLB_1GB,
VM_MEM_SRC_ANONYMOUS_HUGETLB_2GB,
VM_MEM_SRC_ANONYMOUS_HUGETLB_16GB,
+ VM_MEM_SRC_SHMEM,
+ VM_MEM_SRC_SHARED_HUGETLB,
NUM_SRC_TYPES,
};
@@ -100,4 +103,13 @@ size_t get_backing_src_pagesz(uint32_t i);
void backing_src_help(void);
enum vm_mem_backing_src_type parse_backing_src_type(const char *type_name);
+/*
+ * Whether or not the given source type is shared memory (as opposed to
+ * anonymous).
+ */
+static inline bool backing_src_is_shared(enum vm_mem_backing_src_type t)
+{
+ return vm_mem_backing_src_alias(t)->flag & MAP_SHARED;
+}
+
#endif /* SELFTEST_KVM_TEST_UTIL_H */
diff --git a/tools/testing/selftests/kvm/lib/kvm_util.c b/tools/testing/selftests/kvm/lib/kvm_util.c
index fc83f6c..28e528c 100644
--- a/tools/testing/selftests/kvm/lib/kvm_util.c
+++ b/tools/testing/selftests/kvm/lib/kvm_util.c
@@ -32,6 +32,34 @@ static void *align(void *x, size_t size)
}
/*
+ * Open KVM_DEV_PATH if available, otherwise exit the entire program.
+ *
+ * Input Args:
+ * flags - The flags to pass when opening KVM_DEV_PATH.
+ *
+ * Return:
+ * The opened file descriptor of /dev/kvm.
+ */
+static int _open_kvm_dev_path_or_exit(int flags)
+{
+ int fd;
+
+ fd = open(KVM_DEV_PATH, flags);
+ if (fd < 0) {
+ print_skip("%s not available, is KVM loaded? (errno: %d)",
+ KVM_DEV_PATH, errno);
+ exit(KSFT_SKIP);
+ }
+
+ return fd;
+}
+
+int open_kvm_dev_path_or_exit(void)
+{
+ return _open_kvm_dev_path_or_exit(O_RDONLY);
+}
+
+/*
* Capability
*
* Input Args:
@@ -52,10 +80,7 @@ int kvm_check_cap(long cap)
int ret;
int kvm_fd;
- kvm_fd = open(KVM_DEV_PATH, O_RDONLY);
- if (kvm_fd < 0)
- exit(KSFT_SKIP);
-
+ kvm_fd = open_kvm_dev_path_or_exit();
ret = ioctl(kvm_fd, KVM_CHECK_EXTENSION, cap);
TEST_ASSERT(ret != -1, "KVM_CHECK_EXTENSION IOCTL failed,\n"
" rc: %i errno: %i", ret, errno);
@@ -128,9 +153,7 @@ void vm_enable_dirty_ring(struct kvm_vm *vm, uint32_t ring_size)
static void vm_open(struct kvm_vm *vm, int perm)
{
- vm->kvm_fd = open(KVM_DEV_PATH, perm);
- if (vm->kvm_fd < 0)
- exit(KSFT_SKIP);
+ vm->kvm_fd = _open_kvm_dev_path_or_exit(perm);
if (!kvm_check_cap(KVM_CAP_IMMEDIATE_EXIT)) {
print_skip("immediate_exit not available");
@@ -203,7 +226,9 @@ struct kvm_vm *vm_create(enum vm_guest_mode mode, uint64_t phy_pages, int perm)
TEST_ASSERT(vm != NULL, "Insufficient Memory");
INIT_LIST_HEAD(&vm->vcpus);
- INIT_LIST_HEAD(&vm->userspace_mem_regions);
+ vm->regions.gpa_tree = RB_ROOT;
+ vm->regions.hva_tree = RB_ROOT;
+ hash_init(vm->regions.slot_hash);
vm->mode = mode;
vm->type = 0;
@@ -295,7 +320,7 @@ struct kvm_vm *vm_create_with_vcpus(enum vm_guest_mode mode, uint32_t nr_vcpus,
*/
uint64_t vcpu_pages = (DEFAULT_STACK_PGS + num_percpu_pages) * nr_vcpus;
uint64_t extra_pg_pages = (extra_mem_pages + vcpu_pages) / PTES_PER_MIN_PAGE * 2;
- uint64_t pages = DEFAULT_GUEST_PHY_PAGES + vcpu_pages + extra_pg_pages;
+ uint64_t pages = DEFAULT_GUEST_PHY_PAGES + extra_mem_pages + vcpu_pages + extra_pg_pages;
struct kvm_vm *vm;
int i;
@@ -355,13 +380,14 @@ struct kvm_vm *vm_create_default(uint32_t vcpuid, uint64_t extra_mem_pages,
*/
void kvm_vm_restart(struct kvm_vm *vmp, int perm)
{
+ int ctr;
struct userspace_mem_region *region;
vm_open(vmp, perm);
if (vmp->has_irqchip)
vm_create_irqchip(vmp);
- list_for_each_entry(region, &vmp->userspace_mem_regions, list) {
+ hash_for_each(vmp->regions.slot_hash, ctr, region, slot_node) {
int ret = ioctl(vmp->fd, KVM_SET_USER_MEMORY_REGION, ®ion->region);
TEST_ASSERT(ret == 0, "KVM_SET_USER_MEMORY_REGION IOCTL failed,\n"
" rc: %i errno: %i\n"
@@ -424,14 +450,21 @@ uint32_t kvm_vm_reset_dirty_ring(struct kvm_vm *vm)
static struct userspace_mem_region *
userspace_mem_region_find(struct kvm_vm *vm, uint64_t start, uint64_t end)
{
- struct userspace_mem_region *region;
+ struct rb_node *node;
- list_for_each_entry(region, &vm->userspace_mem_regions, list) {
+ for (node = vm->regions.gpa_tree.rb_node; node; ) {
+ struct userspace_mem_region *region =
+ container_of(node, struct userspace_mem_region, gpa_node);
uint64_t existing_start = region->region.guest_phys_addr;
uint64_t existing_end = region->region.guest_phys_addr
+ region->region.memory_size - 1;
if (start <= existing_end && end >= existing_start)
return region;
+
+ if (start < existing_start)
+ node = node->rb_left;
+ else
+ node = node->rb_right;
}
return NULL;
@@ -546,11 +579,16 @@ void kvm_vm_release(struct kvm_vm *vmp)
}
static void __vm_mem_region_delete(struct kvm_vm *vm,
- struct userspace_mem_region *region)
+ struct userspace_mem_region *region,
+ bool unlink)
{
int ret;
- list_del(®ion->list);
+ if (unlink) {
+ rb_erase(®ion->gpa_node, &vm->regions.gpa_tree);
+ rb_erase(®ion->hva_node, &vm->regions.hva_tree);
+ hash_del(®ion->slot_node);
+ }
region->region.memory_size = 0;
ret = ioctl(vm->fd, KVM_SET_USER_MEMORY_REGION, ®ion->region);
@@ -569,14 +607,16 @@ static void __vm_mem_region_delete(struct kvm_vm *vm,
*/
void kvm_vm_free(struct kvm_vm *vmp)
{
- struct userspace_mem_region *region, *tmp;
+ int ctr;
+ struct hlist_node *node;
+ struct userspace_mem_region *region;
if (vmp == NULL)
return;
/* Free userspace_mem_regions. */
- list_for_each_entry_safe(region, tmp, &vmp->userspace_mem_regions, list)
- __vm_mem_region_delete(vmp, region);
+ hash_for_each_safe(vmp->regions.slot_hash, ctr, node, region, slot_node)
+ __vm_mem_region_delete(vmp, region, false);
/* Free sparsebit arrays. */
sparsebit_free(&vmp->vpages_valid);
@@ -658,13 +698,64 @@ int kvm_memcmp_hva_gva(void *hva, struct kvm_vm *vm, vm_vaddr_t gva, size_t len)
return 0;
}
+static void vm_userspace_mem_region_gpa_insert(struct rb_root *gpa_tree,
+ struct userspace_mem_region *region)
+{
+ struct rb_node **cur, *parent;
+
+ for (cur = &gpa_tree->rb_node, parent = NULL; *cur; ) {
+ struct userspace_mem_region *cregion;
+
+ cregion = container_of(*cur, typeof(*cregion), gpa_node);
+ parent = *cur;
+ if (region->region.guest_phys_addr <
+ cregion->region.guest_phys_addr)
+ cur = &(*cur)->rb_left;
+ else {
+ TEST_ASSERT(region->region.guest_phys_addr !=
+ cregion->region.guest_phys_addr,
+ "Duplicate GPA in region tree");
+
+ cur = &(*cur)->rb_right;
+ }
+ }
+
+ rb_link_node(®ion->gpa_node, parent, cur);
+ rb_insert_color(®ion->gpa_node, gpa_tree);
+}
+
+static void vm_userspace_mem_region_hva_insert(struct rb_root *hva_tree,
+ struct userspace_mem_region *region)
+{
+ struct rb_node **cur, *parent;
+
+ for (cur = &hva_tree->rb_node, parent = NULL; *cur; ) {
+ struct userspace_mem_region *cregion;
+
+ cregion = container_of(*cur, typeof(*cregion), hva_node);
+ parent = *cur;
+ if (region->host_mem < cregion->host_mem)
+ cur = &(*cur)->rb_left;
+ else {
+ TEST_ASSERT(region->host_mem !=
+ cregion->host_mem,
+ "Duplicate HVA in region tree");
+
+ cur = &(*cur)->rb_right;
+ }
+ }
+
+ rb_link_node(®ion->hva_node, parent, cur);
+ rb_insert_color(®ion->hva_node, hva_tree);
+}
+
/*
* VM Userspace Memory Region Add
*
* Input Args:
* vm - Virtual Machine
- * backing_src - Storage source for this region.
- * NULL to use anonymous memory.
+ * src_type - Storage source for this region.
+ * NULL to use anonymous memory.
* guest_paddr - Starting guest physical address
* slot - KVM region slot
* npages - Number of physical pages
@@ -722,7 +813,8 @@ void vm_userspace_mem_region_add(struct kvm_vm *vm,
(uint64_t) region->region.memory_size);
/* Confirm no region with the requested slot already exists. */
- list_for_each_entry(region, &vm->userspace_mem_regions, list) {
+ hash_for_each_possible(vm->regions.slot_hash, region, slot_node,
+ slot) {
if (region->region.slot != slot)
continue;
@@ -755,11 +847,30 @@ void vm_userspace_mem_region_add(struct kvm_vm *vm,
if (alignment > 1)
region->mmap_size += alignment;
+ region->fd = -1;
+ if (backing_src_is_shared(src_type)) {
+ int memfd_flags = MFD_CLOEXEC;
+
+ if (src_type == VM_MEM_SRC_SHARED_HUGETLB)
+ memfd_flags |= MFD_HUGETLB;
+
+ region->fd = memfd_create("kvm_selftest", memfd_flags);
+ TEST_ASSERT(region->fd != -1,
+ "memfd_create failed, errno: %i", errno);
+
+ ret = ftruncate(region->fd, region->mmap_size);
+ TEST_ASSERT(ret == 0, "ftruncate failed, errno: %i", errno);
+
+ ret = fallocate(region->fd,
+ FALLOC_FL_PUNCH_HOLE | FALLOC_FL_KEEP_SIZE, 0,
+ region->mmap_size);
+ TEST_ASSERT(ret == 0, "fallocate failed, errno: %i", errno);
+ }
+
region->mmap_start = mmap(NULL, region->mmap_size,
PROT_READ | PROT_WRITE,
- MAP_PRIVATE | MAP_ANONYMOUS
- | vm_mem_backing_src_alias(src_type)->flag,
- -1, 0);
+ vm_mem_backing_src_alias(src_type)->flag,
+ region->fd, 0);
TEST_ASSERT(region->mmap_start != MAP_FAILED,
"test_malloc failed, mmap_start: %p errno: %i",
region->mmap_start, errno);
@@ -793,8 +904,23 @@ void vm_userspace_mem_region_add(struct kvm_vm *vm,
ret, errno, slot, flags,
guest_paddr, (uint64_t) region->region.memory_size);
- /* Add to linked-list of memory regions. */
- list_add(®ion->list, &vm->userspace_mem_regions);
+ /* Add to quick lookup data structures */
+ vm_userspace_mem_region_gpa_insert(&vm->regions.gpa_tree, region);
+ vm_userspace_mem_region_hva_insert(&vm->regions.hva_tree, region);
+ hash_add(vm->regions.slot_hash, ®ion->slot_node, slot);
+
+ /* If shared memory, create an alias. */
+ if (region->fd >= 0) {
+ region->mmap_alias = mmap(NULL, region->mmap_size,
+ PROT_READ | PROT_WRITE,
+ vm_mem_backing_src_alias(src_type)->flag,
+ region->fd, 0);
+ TEST_ASSERT(region->mmap_alias != MAP_FAILED,
+ "mmap of alias failed, errno: %i", errno);
+
+ /* Align host alias address */
+ region->host_alias = align(region->mmap_alias, alignment);
+ }
}
/*
@@ -817,10 +943,10 @@ memslot2region(struct kvm_vm *vm, uint32_t memslot)
{
struct userspace_mem_region *region;
- list_for_each_entry(region, &vm->userspace_mem_regions, list) {
+ hash_for_each_possible(vm->regions.slot_hash, region, slot_node,
+ memslot)
if (region->region.slot == memslot)
return region;
- }
fprintf(stderr, "No mem region with the requested slot found,\n"
" requested slot: %u\n", memslot);
@@ -905,7 +1031,7 @@ void vm_mem_region_move(struct kvm_vm *vm, uint32_t slot, uint64_t new_gpa)
*/
void vm_mem_region_delete(struct kvm_vm *vm, uint32_t slot)
{
- __vm_mem_region_delete(vm, memslot2region(vm, slot));
+ __vm_mem_region_delete(vm, memslot2region(vm, slot), true);
}
/*
@@ -925,9 +1051,7 @@ static int vcpu_mmap_sz(void)
{
int dev_fd, ret;
- dev_fd = open(KVM_DEV_PATH, O_RDONLY);
- if (dev_fd < 0)
- exit(KSFT_SKIP);
+ dev_fd = open_kvm_dev_path_or_exit();
ret = ioctl(dev_fd, KVM_GET_VCPU_MMAP_SIZE, NULL);
TEST_ASSERT(ret >= sizeof(struct kvm_run),
@@ -1099,6 +1223,9 @@ vm_vaddr_t vm_vaddr_alloc(struct kvm_vm *vm, size_t sz, vm_vaddr_t vaddr_min,
uint64_t pages = (sz >> vm->page_shift) + ((sz % vm->page_size) != 0);
virt_pgd_alloc(vm, pgd_memslot);
+ vm_paddr_t paddr = vm_phy_pages_alloc(vm, pages,
+ KVM_UTIL_MIN_PFN * vm->page_size,
+ data_memslot);
/*
* Find an unused range of virtual page addresses of at least
@@ -1108,11 +1235,7 @@ vm_vaddr_t vm_vaddr_alloc(struct kvm_vm *vm, size_t sz, vm_vaddr_t vaddr_min,
/* Map the virtual pages. */
for (vm_vaddr_t vaddr = vaddr_start; pages > 0;
- pages--, vaddr += vm->page_size) {
- vm_paddr_t paddr;
-
- paddr = vm_phy_page_alloc(vm,
- KVM_UTIL_MIN_PFN * vm->page_size, data_memslot);
+ pages--, vaddr += vm->page_size, paddr += vm->page_size) {
virt_pg_map(vm, vaddr, paddr, pgd_memslot);
@@ -1177,16 +1300,14 @@ void *addr_gpa2hva(struct kvm_vm *vm, vm_paddr_t gpa)
{
struct userspace_mem_region *region;
- list_for_each_entry(region, &vm->userspace_mem_regions, list) {
- if ((gpa >= region->region.guest_phys_addr)
- && (gpa <= (region->region.guest_phys_addr
- + region->region.memory_size - 1)))
- return (void *) ((uintptr_t) region->host_mem
- + (gpa - region->region.guest_phys_addr));
+ region = userspace_mem_region_find(vm, gpa, gpa);
+ if (!region) {
+ TEST_FAIL("No vm physical memory at 0x%lx", gpa);
+ return NULL;
}
- TEST_FAIL("No vm physical memory at 0x%lx", gpa);
- return NULL;
+ return (void *)((uintptr_t)region->host_mem
+ + (gpa - region->region.guest_phys_addr));
}
/*
@@ -1208,15 +1329,22 @@ void *addr_gpa2hva(struct kvm_vm *vm, vm_paddr_t gpa)
*/
vm_paddr_t addr_hva2gpa(struct kvm_vm *vm, void *hva)
{
- struct userspace_mem_region *region;
+ struct rb_node *node;
- list_for_each_entry(region, &vm->userspace_mem_regions, list) {
- if ((hva >= region->host_mem)
- && (hva <= (region->host_mem
- + region->region.memory_size - 1)))
- return (vm_paddr_t) ((uintptr_t)
- region->region.guest_phys_addr
- + (hva - (uintptr_t) region->host_mem));
+ for (node = vm->regions.hva_tree.rb_node; node; ) {
+ struct userspace_mem_region *region =
+ container_of(node, struct userspace_mem_region, hva_node);
+
+ if (hva >= region->host_mem) {
+ if (hva <= (region->host_mem
+ + region->region.memory_size - 1))
+ return (vm_paddr_t)((uintptr_t)
+ region->region.guest_phys_addr
+ + (hva - (uintptr_t)region->host_mem));
+
+ node = node->rb_right;
+ } else
+ node = node->rb_left;
}
TEST_FAIL("No mapping to a guest physical address, hva: %p", hva);
@@ -1224,6 +1352,42 @@ vm_paddr_t addr_hva2gpa(struct kvm_vm *vm, void *hva)
}
/*
+ * Address VM physical to Host Virtual *alias*.
+ *
+ * Input Args:
+ * vm - Virtual Machine
+ * gpa - VM physical address
+ *
+ * Output Args: None
+ *
+ * Return:
+ * Equivalent address within the host virtual *alias* area, or NULL
+ * (without failing the test) if the guest memory is not shared (so
+ * no alias exists).
+ *
+ * When vm_create() and related functions are called with a shared memory
+ * src_type, we also create a writable, shared alias mapping of the
+ * underlying guest memory. This allows the host to manipulate guest memory
+ * without mapping that memory in the guest's address space. And, for
+ * userfaultfd-based demand paging, we can do so without triggering userfaults.
+ */
+void *addr_gpa2alias(struct kvm_vm *vm, vm_paddr_t gpa)
+{
+ struct userspace_mem_region *region;
+ uintptr_t offset;
+
+ region = userspace_mem_region_find(vm, gpa, gpa);
+ if (!region)
+ return NULL;
+
+ if (!region->host_alias)
+ return NULL;
+
+ offset = gpa - region->region.guest_phys_addr;
+ return (void *) ((uintptr_t) region->host_alias + offset);
+}
+
+/*
* VM Create IRQ Chip
*
* Input Args:
@@ -1822,6 +1986,7 @@ int kvm_device_access(int dev_fd, uint32_t group, uint64_t attr,
*/
void vm_dump(FILE *stream, struct kvm_vm *vm, uint8_t indent)
{
+ int ctr;
struct userspace_mem_region *region;
struct vcpu *vcpu;
@@ -1829,7 +1994,7 @@ void vm_dump(FILE *stream, struct kvm_vm *vm, uint8_t indent)
fprintf(stream, "%*sfd: %i\n", indent, "", vm->fd);
fprintf(stream, "%*spage_size: 0x%x\n", indent, "", vm->page_size);
fprintf(stream, "%*sMem Regions:\n", indent, "");
- list_for_each_entry(region, &vm->userspace_mem_regions, list) {
+ hash_for_each(vm->regions.slot_hash, ctr, region, slot_node) {
fprintf(stream, "%*sguest_phys: 0x%lx size: 0x%lx "
"host_virt: %p\n", indent + 2, "",
(uint64_t) region->region.guest_phys_addr,
@@ -2015,10 +2180,7 @@ bool vm_is_unrestricted_guest(struct kvm_vm *vm)
if (vm == NULL) {
/* Ensure that the KVM vendor-specific module is loaded. */
- f = fopen(KVM_DEV_PATH, "r");
- TEST_ASSERT(f != NULL, "Error in opening KVM dev file: %d",
- errno);
- fclose(f);
+ close(open_kvm_dev_path_or_exit());
}
f = fopen("/sys/module/kvm_intel/parameters/unrestricted_guest", "r");
@@ -2041,7 +2203,7 @@ unsigned int vm_get_page_shift(struct kvm_vm *vm)
return vm->page_shift;
}
-unsigned int vm_get_max_gfn(struct kvm_vm *vm)
+uint64_t vm_get_max_gfn(struct kvm_vm *vm)
{
return vm->max_gfn;
}
diff --git a/tools/testing/selftests/kvm/lib/kvm_util_internal.h b/tools/testing/selftests/kvm/lib/kvm_util_internal.h
index 91ce1b5..a03febc 100644
--- a/tools/testing/selftests/kvm/lib/kvm_util_internal.h
+++ b/tools/testing/selftests/kvm/lib/kvm_util_internal.h
@@ -8,6 +8,9 @@
#ifndef SELFTEST_KVM_UTIL_INTERNAL_H
#define SELFTEST_KVM_UTIL_INTERNAL_H
+#include "linux/hashtable.h"
+#include "linux/rbtree.h"
+
#include "sparsebit.h"
struct userspace_mem_region {
@@ -16,9 +19,13 @@ struct userspace_mem_region {
int fd;
off_t offset;
void *host_mem;
+ void *host_alias;
void *mmap_start;
+ void *mmap_alias;
size_t mmap_size;
- struct list_head list;
+ struct rb_node gpa_node;
+ struct rb_node hva_node;
+ struct hlist_node slot_node;
};
struct vcpu {
@@ -31,6 +38,12 @@ struct vcpu {
uint32_t dirty_gfns_count;
};
+struct userspace_mem_regions {
+ struct rb_root gpa_tree;
+ struct rb_root hva_tree;
+ DECLARE_HASHTABLE(slot_hash, 9);
+};
+
struct kvm_vm {
int mode;
unsigned long type;
@@ -43,7 +56,7 @@ struct kvm_vm {
unsigned int va_bits;
uint64_t max_gfn;
struct list_head vcpus;
- struct list_head userspace_mem_regions;
+ struct userspace_mem_regions regions;
struct sparsebit *vpages_valid;
struct sparsebit *vpages_mapped;
bool has_irqchip;
diff --git a/tools/testing/selftests/kvm/lib/perf_test_util.c b/tools/testing/selftests/kvm/lib/perf_test_util.c
index 81490b9..abf3818 100644
--- a/tools/testing/selftests/kvm/lib/perf_test_util.c
+++ b/tools/testing/selftests/kvm/lib/perf_test_util.c
@@ -2,6 +2,7 @@
/*
* Copyright (C) 2020, Google LLC.
*/
+#include <inttypes.h>
#include "kvm_util.h"
#include "perf_test_util.h"
@@ -80,7 +81,8 @@ struct kvm_vm *perf_test_create_vm(enum vm_guest_mode mode, int vcpus,
*/
TEST_ASSERT(guest_num_pages < vm_get_max_gfn(vm),
"Requested more guest memory than address space allows.\n"
- " guest pages: %lx max gfn: %x vcpus: %d wss: %lx]\n",
+ " guest pages: %" PRIx64 " max gfn: %" PRIx64
+ " vcpus: %d wss: %" PRIx64 "]\n",
guest_num_pages, vm_get_max_gfn(vm), vcpus,
vcpu_memory_bytes);
diff --git a/tools/testing/selftests/kvm/lib/rbtree.c b/tools/testing/selftests/kvm/lib/rbtree.c
new file mode 100644
index 0000000..a703f019
--- /dev/null
+++ b/tools/testing/selftests/kvm/lib/rbtree.c
@@ -0,0 +1 @@
+#include "../../../../lib/rbtree.c"
diff --git a/tools/testing/selftests/kvm/lib/test_util.c b/tools/testing/selftests/kvm/lib/test_util.c
index 63d2bc7..6ad6c82 100644
--- a/tools/testing/selftests/kvm/lib/test_util.c
+++ b/tools/testing/selftests/kvm/lib/test_util.c
@@ -168,70 +168,87 @@ size_t get_def_hugetlb_pagesz(void)
const struct vm_mem_backing_src_alias *vm_mem_backing_src_alias(uint32_t i)
{
+ static const int anon_flags = MAP_PRIVATE | MAP_ANONYMOUS;
+ static const int anon_huge_flags = anon_flags | MAP_HUGETLB;
+
static const struct vm_mem_backing_src_alias aliases[] = {
[VM_MEM_SRC_ANONYMOUS] = {
.name = "anonymous",
- .flag = 0,
+ .flag = anon_flags,
},
[VM_MEM_SRC_ANONYMOUS_THP] = {
.name = "anonymous_thp",
- .flag = 0,
+ .flag = anon_flags,
},
[VM_MEM_SRC_ANONYMOUS_HUGETLB] = {
.name = "anonymous_hugetlb",
- .flag = MAP_HUGETLB,
+ .flag = anon_huge_flags,
},
[VM_MEM_SRC_ANONYMOUS_HUGETLB_16KB] = {
.name = "anonymous_hugetlb_16kb",
- .flag = MAP_HUGETLB | MAP_HUGE_16KB,
+ .flag = anon_huge_flags | MAP_HUGE_16KB,
},
[VM_MEM_SRC_ANONYMOUS_HUGETLB_64KB] = {
.name = "anonymous_hugetlb_64kb",
- .flag = MAP_HUGETLB | MAP_HUGE_64KB,
+ .flag = anon_huge_flags | MAP_HUGE_64KB,
},
[VM_MEM_SRC_ANONYMOUS_HUGETLB_512KB] = {
.name = "anonymous_hugetlb_512kb",
- .flag = MAP_HUGETLB | MAP_HUGE_512KB,
+ .flag = anon_huge_flags | MAP_HUGE_512KB,
},
[VM_MEM_SRC_ANONYMOUS_HUGETLB_1MB] = {
.name = "anonymous_hugetlb_1mb",
- .flag = MAP_HUGETLB | MAP_HUGE_1MB,
+ .flag = anon_huge_flags | MAP_HUGE_1MB,
},
[VM_MEM_SRC_ANONYMOUS_HUGETLB_2MB] = {
.name = "anonymous_hugetlb_2mb",
- .flag = MAP_HUGETLB | MAP_HUGE_2MB,
+ .flag = anon_huge_flags | MAP_HUGE_2MB,
},
[VM_MEM_SRC_ANONYMOUS_HUGETLB_8MB] = {
.name = "anonymous_hugetlb_8mb",
- .flag = MAP_HUGETLB | MAP_HUGE_8MB,
+ .flag = anon_huge_flags | MAP_HUGE_8MB,
},
[VM_MEM_SRC_ANONYMOUS_HUGETLB_16MB] = {
.name = "anonymous_hugetlb_16mb",
- .flag = MAP_HUGETLB | MAP_HUGE_16MB,
+ .flag = anon_huge_flags | MAP_HUGE_16MB,
},
[VM_MEM_SRC_ANONYMOUS_HUGETLB_32MB] = {
.name = "anonymous_hugetlb_32mb",
- .flag = MAP_HUGETLB | MAP_HUGE_32MB,
+ .flag = anon_huge_flags | MAP_HUGE_32MB,
},
[VM_MEM_SRC_ANONYMOUS_HUGETLB_256MB] = {
.name = "anonymous_hugetlb_256mb",
- .flag = MAP_HUGETLB | MAP_HUGE_256MB,
+ .flag = anon_huge_flags | MAP_HUGE_256MB,
},
[VM_MEM_SRC_ANONYMOUS_HUGETLB_512MB] = {
.name = "anonymous_hugetlb_512mb",
- .flag = MAP_HUGETLB | MAP_HUGE_512MB,
+ .flag = anon_huge_flags | MAP_HUGE_512MB,
},
[VM_MEM_SRC_ANONYMOUS_HUGETLB_1GB] = {
.name = "anonymous_hugetlb_1gb",
- .flag = MAP_HUGETLB | MAP_HUGE_1GB,
+ .flag = anon_huge_flags | MAP_HUGE_1GB,
},
[VM_MEM_SRC_ANONYMOUS_HUGETLB_2GB] = {
.name = "anonymous_hugetlb_2gb",
- .flag = MAP_HUGETLB | MAP_HUGE_2GB,
+ .flag = anon_huge_flags | MAP_HUGE_2GB,
},
[VM_MEM_SRC_ANONYMOUS_HUGETLB_16GB] = {
.name = "anonymous_hugetlb_16gb",
- .flag = MAP_HUGETLB | MAP_HUGE_16GB,
+ .flag = anon_huge_flags | MAP_HUGE_16GB,
+ },
+ [VM_MEM_SRC_SHMEM] = {
+ .name = "shmem",
+ .flag = MAP_SHARED,
+ },
+ [VM_MEM_SRC_SHARED_HUGETLB] = {
+ .name = "shared_hugetlb",
+ /*
+ * No MAP_HUGETLB, we use MFD_HUGETLB instead. Since
+ * we're using "file backed" memory, we need to specify
+ * this when the FD is created, not when the area is
+ * mapped.
+ */
+ .flag = MAP_SHARED,
},
};
_Static_assert(ARRAY_SIZE(aliases) == NUM_SRC_TYPES,
@@ -250,10 +267,12 @@ size_t get_backing_src_pagesz(uint32_t i)
switch (i) {
case VM_MEM_SRC_ANONYMOUS:
+ case VM_MEM_SRC_SHMEM:
return getpagesize();
case VM_MEM_SRC_ANONYMOUS_THP:
return get_trans_hugepagesz();
case VM_MEM_SRC_ANONYMOUS_HUGETLB:
+ case VM_MEM_SRC_SHARED_HUGETLB:
return get_def_hugetlb_pagesz();
default:
return MAP_HUGE_PAGE_SIZE(flag);
diff --git a/tools/testing/selftests/kvm/lib/x86_64/processor.c b/tools/testing/selftests/kvm/lib/x86_64/processor.c
index a8906e6..efe2350 100644
--- a/tools/testing/selftests/kvm/lib/x86_64/processor.c
+++ b/tools/testing/selftests/kvm/lib/x86_64/processor.c
@@ -657,9 +657,7 @@ struct kvm_cpuid2 *kvm_get_supported_cpuid(void)
return cpuid;
cpuid = allocate_kvm_cpuid2();
- kvm_fd = open(KVM_DEV_PATH, O_RDONLY);
- if (kvm_fd < 0)
- exit(KSFT_SKIP);
+ kvm_fd = open_kvm_dev_path_or_exit();
ret = ioctl(kvm_fd, KVM_GET_SUPPORTED_CPUID, cpuid);
TEST_ASSERT(ret == 0, "KVM_GET_SUPPORTED_CPUID failed %d %d\n",
@@ -691,9 +689,7 @@ uint64_t kvm_get_feature_msr(uint64_t msr_index)
buffer.header.nmsrs = 1;
buffer.entry.index = msr_index;
- kvm_fd = open(KVM_DEV_PATH, O_RDONLY);
- if (kvm_fd < 0)
- exit(KSFT_SKIP);
+ kvm_fd = open_kvm_dev_path_or_exit();
r = ioctl(kvm_fd, KVM_GET_MSRS, &buffer.header);
TEST_ASSERT(r == 1, "KVM_GET_MSRS IOCTL failed,\n"
@@ -986,9 +982,7 @@ struct kvm_msr_list *kvm_get_msr_index_list(void)
struct kvm_msr_list *list;
int nmsrs, r, kvm_fd;
- kvm_fd = open(KVM_DEV_PATH, O_RDONLY);
- if (kvm_fd < 0)
- exit(KSFT_SKIP);
+ kvm_fd = open_kvm_dev_path_or_exit();
nmsrs = kvm_get_num_msrs_fd(kvm_fd);
list = malloc(sizeof(*list) + nmsrs * sizeof(list->indices[0]));
@@ -1312,9 +1306,7 @@ struct kvm_cpuid2 *kvm_get_supported_hv_cpuid(void)
return cpuid;
cpuid = allocate_kvm_cpuid2();
- kvm_fd = open(KVM_DEV_PATH, O_RDONLY);
- if (kvm_fd < 0)
- exit(KSFT_SKIP);
+ kvm_fd = open_kvm_dev_path_or_exit();
ret = ioctl(kvm_fd, KVM_GET_SUPPORTED_HV_CPUID, cpuid);
TEST_ASSERT(ret == 0, "KVM_GET_SUPPORTED_HV_CPUID failed %d %d\n",
diff --git a/tools/testing/selftests/kvm/memslot_modification_stress_test.c b/tools/testing/selftests/kvm/memslot_modification_stress_test.c
index 6096bf0..98351ba 100644
--- a/tools/testing/selftests/kvm/memslot_modification_stress_test.c
+++ b/tools/testing/selftests/kvm/memslot_modification_stress_test.c
@@ -71,14 +71,22 @@ struct memslot_antagonist_args {
};
static void add_remove_memslot(struct kvm_vm *vm, useconds_t delay,
- uint64_t nr_modifications, uint64_t gpa)
+ uint64_t nr_modifications)
{
+ const uint64_t pages = 1;
+ uint64_t gpa;
int i;
+ /*
+ * Add the dummy memslot just below the perf_test_util memslot, which is
+ * at the top of the guest physical address space.
+ */
+ gpa = guest_test_phys_mem - pages * vm_get_page_size(vm);
+
for (i = 0; i < nr_modifications; i++) {
usleep(delay);
vm_userspace_mem_region_add(vm, VM_MEM_SRC_ANONYMOUS, gpa,
- DUMMY_MEMSLOT_INDEX, 1, 0);
+ DUMMY_MEMSLOT_INDEX, pages, 0);
vm_mem_region_delete(vm, DUMMY_MEMSLOT_INDEX);
}
@@ -120,11 +128,7 @@ static void run_test(enum vm_guest_mode mode, void *arg)
pr_info("Started all vCPUs\n");
add_remove_memslot(vm, p->memslot_modification_delay,
- p->nr_memslot_modifications,
- guest_test_phys_mem +
- (guest_percpu_mem_size * nr_vcpus) +
- perf_test_args.host_page_size +
- perf_test_args.guest_page_size);
+ p->nr_memslot_modifications);
run_vcpus = false;
diff --git a/tools/testing/selftests/kvm/memslot_perf_test.c b/tools/testing/selftests/kvm/memslot_perf_test.c
new file mode 100644
index 0000000..9307f25
--- /dev/null
+++ b/tools/testing/selftests/kvm/memslot_perf_test.c
@@ -0,0 +1,1037 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * A memslot-related performance benchmark.
+ *
+ * Copyright (C) 2021 Oracle and/or its affiliates.
+ *
+ * Basic guest setup / host vCPU thread code lifted from set_memory_region_test.
+ */
+#include <pthread.h>
+#include <sched.h>
+#include <semaphore.h>
+#include <stdatomic.h>
+#include <stdbool.h>
+#include <stdint.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <sys/mman.h>
+#include <time.h>
+#include <unistd.h>
+
+#include <linux/compiler.h>
+
+#include <test_util.h>
+#include <kvm_util.h>
+#include <processor.h>
+
+#define VCPU_ID 0
+
+#define MEM_SIZE ((512U << 20) + 4096)
+#define MEM_SIZE_PAGES (MEM_SIZE / 4096)
+#define MEM_GPA 0x10000000UL
+#define MEM_AUX_GPA MEM_GPA
+#define MEM_SYNC_GPA MEM_AUX_GPA
+#define MEM_TEST_GPA (MEM_AUX_GPA + 4096)
+#define MEM_TEST_SIZE (MEM_SIZE - 4096)
+static_assert(MEM_SIZE % 4096 == 0, "invalid mem size");
+static_assert(MEM_TEST_SIZE % 4096 == 0, "invalid mem test size");
+
+/*
+ * 32 MiB is max size that gets well over 100 iterations on 509 slots.
+ * Considering that each slot needs to have at least one page up to
+ * 8194 slots in use can then be tested (although with slightly
+ * limited resolution).
+ */
+#define MEM_SIZE_MAP ((32U << 20) + 4096)
+#define MEM_SIZE_MAP_PAGES (MEM_SIZE_MAP / 4096)
+#define MEM_TEST_MAP_SIZE (MEM_SIZE_MAP - 4096)
+#define MEM_TEST_MAP_SIZE_PAGES (MEM_TEST_MAP_SIZE / 4096)
+static_assert(MEM_SIZE_MAP % 4096 == 0, "invalid map test region size");
+static_assert(MEM_TEST_MAP_SIZE % 4096 == 0, "invalid map test region size");
+static_assert(MEM_TEST_MAP_SIZE_PAGES % 2 == 0, "invalid map test region size");
+static_assert(MEM_TEST_MAP_SIZE_PAGES > 2, "invalid map test region size");
+
+/*
+ * 128 MiB is min size that fills 32k slots with at least one page in each
+ * while at the same time gets 100+ iterations in such test
+ */
+#define MEM_TEST_UNMAP_SIZE (128U << 20)
+#define MEM_TEST_UNMAP_SIZE_PAGES (MEM_TEST_UNMAP_SIZE / 4096)
+/* 2 MiB chunk size like a typical huge page */
+#define MEM_TEST_UNMAP_CHUNK_PAGES (2U << (20 - 12))
+static_assert(MEM_TEST_UNMAP_SIZE <= MEM_TEST_SIZE,
+ "invalid unmap test region size");
+static_assert(MEM_TEST_UNMAP_SIZE % 4096 == 0,
+ "invalid unmap test region size");
+static_assert(MEM_TEST_UNMAP_SIZE_PAGES %
+ (2 * MEM_TEST_UNMAP_CHUNK_PAGES) == 0,
+ "invalid unmap test region size");
+
+/*
+ * For the move active test the middle of the test area is placed on
+ * a memslot boundary: half lies in the memslot being moved, half in
+ * other memslot(s).
+ *
+ * When running this test with 32k memslots (32764, really) each memslot
+ * contains 4 pages.
+ * The last one additionally contains the remaining 21 pages of memory,
+ * for the total size of 25 pages.
+ * Hence, the maximum size here is 50 pages.
+ */
+#define MEM_TEST_MOVE_SIZE_PAGES (50)
+#define MEM_TEST_MOVE_SIZE (MEM_TEST_MOVE_SIZE_PAGES * 4096)
+#define MEM_TEST_MOVE_GPA_DEST (MEM_GPA + MEM_SIZE)
+static_assert(MEM_TEST_MOVE_SIZE <= MEM_TEST_SIZE,
+ "invalid move test region size");
+
+#define MEM_TEST_VAL_1 0x1122334455667788
+#define MEM_TEST_VAL_2 0x99AABBCCDDEEFF00
+
+struct vm_data {
+ struct kvm_vm *vm;
+ pthread_t vcpu_thread;
+ uint32_t nslots;
+ uint64_t npages;
+ uint64_t pages_per_slot;
+ void **hva_slots;
+ bool mmio_ok;
+ uint64_t mmio_gpa_min;
+ uint64_t mmio_gpa_max;
+};
+
+struct sync_area {
+ atomic_bool start_flag;
+ atomic_bool exit_flag;
+ atomic_bool sync_flag;
+ void *move_area_ptr;
+};
+
+/*
+ * Technically, we need also for the atomic bool to be address-free, which
+ * is recommended, but not strictly required, by C11 for lockless
+ * implementations.
+ * However, in practice both GCC and Clang fulfill this requirement on
+ * all KVM-supported platforms.
+ */
+static_assert(ATOMIC_BOOL_LOCK_FREE == 2, "atomic bool is not lockless");
+
+static sem_t vcpu_ready;
+
+static bool map_unmap_verify;
+
+static bool verbose;
+#define pr_info_v(...) \
+ do { \
+ if (verbose) \
+ pr_info(__VA_ARGS__); \
+ } while (0)
+
+static void *vcpu_worker(void *data)
+{
+ struct vm_data *vm = data;
+ struct kvm_run *run;
+ struct ucall uc;
+ uint64_t cmd;
+
+ run = vcpu_state(vm->vm, VCPU_ID);
+ while (1) {
+ vcpu_run(vm->vm, VCPU_ID);
+
+ if (run->exit_reason == KVM_EXIT_IO) {
+ cmd = get_ucall(vm->vm, VCPU_ID, &uc);
+ if (cmd != UCALL_SYNC)
+ break;
+
+ sem_post(&vcpu_ready);
+ continue;
+ }
+
+ if (run->exit_reason != KVM_EXIT_MMIO)
+ break;
+
+ TEST_ASSERT(vm->mmio_ok, "Unexpected mmio exit");
+ TEST_ASSERT(run->mmio.is_write, "Unexpected mmio read");
+ TEST_ASSERT(run->mmio.len == 8,
+ "Unexpected exit mmio size = %u", run->mmio.len);
+ TEST_ASSERT(run->mmio.phys_addr >= vm->mmio_gpa_min &&
+ run->mmio.phys_addr <= vm->mmio_gpa_max,
+ "Unexpected exit mmio address = 0x%llx",
+ run->mmio.phys_addr);
+ }
+
+ if (run->exit_reason == KVM_EXIT_IO && cmd == UCALL_ABORT)
+ TEST_FAIL("%s at %s:%ld, val = %lu", (const char *)uc.args[0],
+ __FILE__, uc.args[1], uc.args[2]);
+
+ return NULL;
+}
+
+static void wait_for_vcpu(void)
+{
+ struct timespec ts;
+
+ TEST_ASSERT(!clock_gettime(CLOCK_REALTIME, &ts),
+ "clock_gettime() failed: %d\n", errno);
+
+ ts.tv_sec += 2;
+ TEST_ASSERT(!sem_timedwait(&vcpu_ready, &ts),
+ "sem_timedwait() failed: %d\n", errno);
+}
+
+static void *vm_gpa2hva(struct vm_data *data, uint64_t gpa, uint64_t *rempages)
+{
+ uint64_t gpage, pgoffs;
+ uint32_t slot, slotoffs;
+ void *base;
+
+ TEST_ASSERT(gpa >= MEM_GPA, "Too low gpa to translate");
+ TEST_ASSERT(gpa < MEM_GPA + data->npages * 4096,
+ "Too high gpa to translate");
+ gpa -= MEM_GPA;
+
+ gpage = gpa / 4096;
+ pgoffs = gpa % 4096;
+ slot = min(gpage / data->pages_per_slot, (uint64_t)data->nslots - 1);
+ slotoffs = gpage - (slot * data->pages_per_slot);
+
+ if (rempages) {
+ uint64_t slotpages;
+
+ if (slot == data->nslots - 1)
+ slotpages = data->npages - slot * data->pages_per_slot;
+ else
+ slotpages = data->pages_per_slot;
+
+ TEST_ASSERT(!pgoffs,
+ "Asking for remaining pages in slot but gpa not page aligned");
+ *rempages = slotpages - slotoffs;
+ }
+
+ base = data->hva_slots[slot];
+ return (uint8_t *)base + slotoffs * 4096 + pgoffs;
+}
+
+static uint64_t vm_slot2gpa(struct vm_data *data, uint32_t slot)
+{
+ TEST_ASSERT(slot < data->nslots, "Too high slot number");
+
+ return MEM_GPA + slot * data->pages_per_slot * 4096;
+}
+
+static struct vm_data *alloc_vm(void)
+{
+ struct vm_data *data;
+
+ data = malloc(sizeof(*data));
+ TEST_ASSERT(data, "malloc(vmdata) failed");
+
+ data->vm = NULL;
+ data->hva_slots = NULL;
+
+ return data;
+}
+
+static bool prepare_vm(struct vm_data *data, int nslots, uint64_t *maxslots,
+ void *guest_code, uint64_t mempages,
+ struct timespec *slot_runtime)
+{
+ uint32_t max_mem_slots;
+ uint64_t rempages;
+ uint64_t guest_addr;
+ uint32_t slot;
+ struct timespec tstart;
+ struct sync_area *sync;
+
+ max_mem_slots = kvm_check_cap(KVM_CAP_NR_MEMSLOTS);
+ TEST_ASSERT(max_mem_slots > 1,
+ "KVM_CAP_NR_MEMSLOTS should be greater than 1");
+ TEST_ASSERT(nslots > 1 || nslots == -1,
+ "Slot count cap should be greater than 1");
+ if (nslots != -1)
+ max_mem_slots = min(max_mem_slots, (uint32_t)nslots);
+ pr_info_v("Allowed number of memory slots: %"PRIu32"\n", max_mem_slots);
+
+ TEST_ASSERT(mempages > 1,
+ "Can't test without any memory");
+
+ data->npages = mempages;
+ data->nslots = max_mem_slots - 1;
+ data->pages_per_slot = mempages / data->nslots;
+ if (!data->pages_per_slot) {
+ *maxslots = mempages + 1;
+ return false;
+ }
+
+ rempages = mempages % data->nslots;
+ data->hva_slots = malloc(sizeof(*data->hva_slots) * data->nslots);
+ TEST_ASSERT(data->hva_slots, "malloc() fail");
+
+ data->vm = vm_create_default(VCPU_ID, 1024, guest_code);
+
+ pr_info_v("Adding slots 1..%i, each slot with %"PRIu64" pages + %"PRIu64" extra pages last\n",
+ max_mem_slots - 1, data->pages_per_slot, rempages);
+
+ clock_gettime(CLOCK_MONOTONIC, &tstart);
+ for (slot = 1, guest_addr = MEM_GPA; slot < max_mem_slots; slot++) {
+ uint64_t npages;
+
+ npages = data->pages_per_slot;
+ if (slot == max_mem_slots - 1)
+ npages += rempages;
+
+ vm_userspace_mem_region_add(data->vm, VM_MEM_SRC_ANONYMOUS,
+ guest_addr, slot, npages,
+ 0);
+ guest_addr += npages * 4096;
+ }
+ *slot_runtime = timespec_elapsed(tstart);
+
+ for (slot = 0, guest_addr = MEM_GPA; slot < max_mem_slots - 1; slot++) {
+ uint64_t npages;
+ uint64_t gpa;
+
+ npages = data->pages_per_slot;
+ if (slot == max_mem_slots - 2)
+ npages += rempages;
+
+ gpa = vm_phy_pages_alloc(data->vm, npages, guest_addr,
+ slot + 1);
+ TEST_ASSERT(gpa == guest_addr,
+ "vm_phy_pages_alloc() failed\n");
+
+ data->hva_slots[slot] = addr_gpa2hva(data->vm, guest_addr);
+ memset(data->hva_slots[slot], 0, npages * 4096);
+
+ guest_addr += npages * 4096;
+ }
+
+ virt_map(data->vm, MEM_GPA, MEM_GPA, mempages, 0);
+
+ sync = (typeof(sync))vm_gpa2hva(data, MEM_SYNC_GPA, NULL);
+ atomic_init(&sync->start_flag, false);
+ atomic_init(&sync->exit_flag, false);
+ atomic_init(&sync->sync_flag, false);
+
+ data->mmio_ok = false;
+
+ return true;
+}
+
+static void launch_vm(struct vm_data *data)
+{
+ pr_info_v("Launching the test VM\n");
+
+ pthread_create(&data->vcpu_thread, NULL, vcpu_worker, data);
+
+ /* Ensure the guest thread is spun up. */
+ wait_for_vcpu();
+}
+
+static void free_vm(struct vm_data *data)
+{
+ kvm_vm_free(data->vm);
+ free(data->hva_slots);
+ free(data);
+}
+
+static void wait_guest_exit(struct vm_data *data)
+{
+ pthread_join(data->vcpu_thread, NULL);
+}
+
+static void let_guest_run(struct sync_area *sync)
+{
+ atomic_store_explicit(&sync->start_flag, true, memory_order_release);
+}
+
+static void guest_spin_until_start(void)
+{
+ struct sync_area *sync = (typeof(sync))MEM_SYNC_GPA;
+
+ while (!atomic_load_explicit(&sync->start_flag, memory_order_acquire))
+ ;
+}
+
+static void make_guest_exit(struct sync_area *sync)
+{
+ atomic_store_explicit(&sync->exit_flag, true, memory_order_release);
+}
+
+static bool _guest_should_exit(void)
+{
+ struct sync_area *sync = (typeof(sync))MEM_SYNC_GPA;
+
+ return atomic_load_explicit(&sync->exit_flag, memory_order_acquire);
+}
+
+#define guest_should_exit() unlikely(_guest_should_exit())
+
+/*
+ * noinline so we can easily see how much time the host spends waiting
+ * for the guest.
+ * For the same reason use alarm() instead of polling clock_gettime()
+ * to implement a wait timeout.
+ */
+static noinline void host_perform_sync(struct sync_area *sync)
+{
+ alarm(2);
+
+ atomic_store_explicit(&sync->sync_flag, true, memory_order_release);
+ while (atomic_load_explicit(&sync->sync_flag, memory_order_acquire))
+ ;
+
+ alarm(0);
+}
+
+static bool guest_perform_sync(void)
+{
+ struct sync_area *sync = (typeof(sync))MEM_SYNC_GPA;
+ bool expected;
+
+ do {
+ if (guest_should_exit())
+ return false;
+
+ expected = true;
+ } while (!atomic_compare_exchange_weak_explicit(&sync->sync_flag,
+ &expected, false,
+ memory_order_acq_rel,
+ memory_order_relaxed));
+
+ return true;
+}
+
+static void guest_code_test_memslot_move(void)
+{
+ struct sync_area *sync = (typeof(sync))MEM_SYNC_GPA;
+ uintptr_t base = (typeof(base))READ_ONCE(sync->move_area_ptr);
+
+ GUEST_SYNC(0);
+
+ guest_spin_until_start();
+
+ while (!guest_should_exit()) {
+ uintptr_t ptr;
+
+ for (ptr = base; ptr < base + MEM_TEST_MOVE_SIZE;
+ ptr += 4096)
+ *(uint64_t *)ptr = MEM_TEST_VAL_1;
+
+ /*
+ * No host sync here since the MMIO exits are so expensive
+ * that the host would spend most of its time waiting for
+ * the guest and so instead of measuring memslot move
+ * performance we would measure the performance and
+ * likelihood of MMIO exits
+ */
+ }
+
+ GUEST_DONE();
+}
+
+static void guest_code_test_memslot_map(void)
+{
+ struct sync_area *sync = (typeof(sync))MEM_SYNC_GPA;
+
+ GUEST_SYNC(0);
+
+ guest_spin_until_start();
+
+ while (1) {
+ uintptr_t ptr;
+
+ for (ptr = MEM_TEST_GPA;
+ ptr < MEM_TEST_GPA + MEM_TEST_MAP_SIZE / 2; ptr += 4096)
+ *(uint64_t *)ptr = MEM_TEST_VAL_1;
+
+ if (!guest_perform_sync())
+ break;
+
+ for (ptr = MEM_TEST_GPA + MEM_TEST_MAP_SIZE / 2;
+ ptr < MEM_TEST_GPA + MEM_TEST_MAP_SIZE; ptr += 4096)
+ *(uint64_t *)ptr = MEM_TEST_VAL_2;
+
+ if (!guest_perform_sync())
+ break;
+ }
+
+ GUEST_DONE();
+}
+
+static void guest_code_test_memslot_unmap(void)
+{
+ struct sync_area *sync = (typeof(sync))MEM_SYNC_GPA;
+
+ GUEST_SYNC(0);
+
+ guest_spin_until_start();
+
+ while (1) {
+ uintptr_t ptr = MEM_TEST_GPA;
+
+ /*
+ * We can afford to access (map) just a small number of pages
+ * per host sync as otherwise the host will spend
+ * a significant amount of its time waiting for the guest
+ * (instead of doing unmap operations), so this will
+ * effectively turn this test into a map performance test.
+ *
+ * Just access a single page to be on the safe side.
+ */
+ *(uint64_t *)ptr = MEM_TEST_VAL_1;
+
+ if (!guest_perform_sync())
+ break;
+
+ ptr += MEM_TEST_UNMAP_SIZE / 2;
+ *(uint64_t *)ptr = MEM_TEST_VAL_2;
+
+ if (!guest_perform_sync())
+ break;
+ }
+
+ GUEST_DONE();
+}
+
+static void guest_code_test_memslot_rw(void)
+{
+ GUEST_SYNC(0);
+
+ guest_spin_until_start();
+
+ while (1) {
+ uintptr_t ptr;
+
+ for (ptr = MEM_TEST_GPA;
+ ptr < MEM_TEST_GPA + MEM_TEST_SIZE; ptr += 4096)
+ *(uint64_t *)ptr = MEM_TEST_VAL_1;
+
+ if (!guest_perform_sync())
+ break;
+
+ for (ptr = MEM_TEST_GPA + 4096 / 2;
+ ptr < MEM_TEST_GPA + MEM_TEST_SIZE; ptr += 4096) {
+ uint64_t val = *(uint64_t *)ptr;
+
+ GUEST_ASSERT_1(val == MEM_TEST_VAL_2, val);
+ *(uint64_t *)ptr = 0;
+ }
+
+ if (!guest_perform_sync())
+ break;
+ }
+
+ GUEST_DONE();
+}
+
+static bool test_memslot_move_prepare(struct vm_data *data,
+ struct sync_area *sync,
+ uint64_t *maxslots, bool isactive)
+{
+ uint64_t movesrcgpa, movetestgpa;
+
+ movesrcgpa = vm_slot2gpa(data, data->nslots - 1);
+
+ if (isactive) {
+ uint64_t lastpages;
+
+ vm_gpa2hva(data, movesrcgpa, &lastpages);
+ if (lastpages < MEM_TEST_MOVE_SIZE_PAGES / 2) {
+ *maxslots = 0;
+ return false;
+ }
+ }
+
+ movetestgpa = movesrcgpa - (MEM_TEST_MOVE_SIZE / (isactive ? 2 : 1));
+ sync->move_area_ptr = (void *)movetestgpa;
+
+ if (isactive) {
+ data->mmio_ok = true;
+ data->mmio_gpa_min = movesrcgpa;
+ data->mmio_gpa_max = movesrcgpa + MEM_TEST_MOVE_SIZE / 2 - 1;
+ }
+
+ return true;
+}
+
+static bool test_memslot_move_prepare_active(struct vm_data *data,
+ struct sync_area *sync,
+ uint64_t *maxslots)
+{
+ return test_memslot_move_prepare(data, sync, maxslots, true);
+}
+
+static bool test_memslot_move_prepare_inactive(struct vm_data *data,
+ struct sync_area *sync,
+ uint64_t *maxslots)
+{
+ return test_memslot_move_prepare(data, sync, maxslots, false);
+}
+
+static void test_memslot_move_loop(struct vm_data *data, struct sync_area *sync)
+{
+ uint64_t movesrcgpa;
+
+ movesrcgpa = vm_slot2gpa(data, data->nslots - 1);
+ vm_mem_region_move(data->vm, data->nslots - 1 + 1,
+ MEM_TEST_MOVE_GPA_DEST);
+ vm_mem_region_move(data->vm, data->nslots - 1 + 1, movesrcgpa);
+}
+
+static void test_memslot_do_unmap(struct vm_data *data,
+ uint64_t offsp, uint64_t count)
+{
+ uint64_t gpa, ctr;
+
+ for (gpa = MEM_TEST_GPA + offsp * 4096, ctr = 0; ctr < count; ) {
+ uint64_t npages;
+ void *hva;
+ int ret;
+
+ hva = vm_gpa2hva(data, gpa, &npages);
+ TEST_ASSERT(npages, "Empty memory slot at gptr 0x%"PRIx64, gpa);
+ npages = min(npages, count - ctr);
+ ret = madvise(hva, npages * 4096, MADV_DONTNEED);
+ TEST_ASSERT(!ret,
+ "madvise(%p, MADV_DONTNEED) on VM memory should not fail for gptr 0x%"PRIx64,
+ hva, gpa);
+ ctr += npages;
+ gpa += npages * 4096;
+ }
+ TEST_ASSERT(ctr == count,
+ "madvise(MADV_DONTNEED) should exactly cover all of the requested area");
+}
+
+static void test_memslot_map_unmap_check(struct vm_data *data,
+ uint64_t offsp, uint64_t valexp)
+{
+ uint64_t gpa;
+ uint64_t *val;
+
+ if (!map_unmap_verify)
+ return;
+
+ gpa = MEM_TEST_GPA + offsp * 4096;
+ val = (typeof(val))vm_gpa2hva(data, gpa, NULL);
+ TEST_ASSERT(*val == valexp,
+ "Guest written values should read back correctly before unmap (%"PRIu64" vs %"PRIu64" @ %"PRIx64")",
+ *val, valexp, gpa);
+ *val = 0;
+}
+
+static void test_memslot_map_loop(struct vm_data *data, struct sync_area *sync)
+{
+ /*
+ * Unmap the second half of the test area while guest writes to (maps)
+ * the first half.
+ */
+ test_memslot_do_unmap(data, MEM_TEST_MAP_SIZE_PAGES / 2,
+ MEM_TEST_MAP_SIZE_PAGES / 2);
+
+ /*
+ * Wait for the guest to finish writing the first half of the test
+ * area, verify the written value on the first and the last page of
+ * this area and then unmap it.
+ * Meanwhile, the guest is writing to (mapping) the second half of
+ * the test area.
+ */
+ host_perform_sync(sync);
+ test_memslot_map_unmap_check(data, 0, MEM_TEST_VAL_1);
+ test_memslot_map_unmap_check(data,
+ MEM_TEST_MAP_SIZE_PAGES / 2 - 1,
+ MEM_TEST_VAL_1);
+ test_memslot_do_unmap(data, 0, MEM_TEST_MAP_SIZE_PAGES / 2);
+
+
+ /*
+ * Wait for the guest to finish writing the second half of the test
+ * area and verify the written value on the first and the last page
+ * of this area.
+ * The area will be unmapped at the beginning of the next loop
+ * iteration.
+ * Meanwhile, the guest is writing to (mapping) the first half of
+ * the test area.
+ */
+ host_perform_sync(sync);
+ test_memslot_map_unmap_check(data, MEM_TEST_MAP_SIZE_PAGES / 2,
+ MEM_TEST_VAL_2);
+ test_memslot_map_unmap_check(data, MEM_TEST_MAP_SIZE_PAGES - 1,
+ MEM_TEST_VAL_2);
+}
+
+static void test_memslot_unmap_loop_common(struct vm_data *data,
+ struct sync_area *sync,
+ uint64_t chunk)
+{
+ uint64_t ctr;
+
+ /*
+ * Wait for the guest to finish mapping page(s) in the first half
+ * of the test area, verify the written value and then perform unmap
+ * of this area.
+ * Meanwhile, the guest is writing to (mapping) page(s) in the second
+ * half of the test area.
+ */
+ host_perform_sync(sync);
+ test_memslot_map_unmap_check(data, 0, MEM_TEST_VAL_1);
+ for (ctr = 0; ctr < MEM_TEST_UNMAP_SIZE_PAGES / 2; ctr += chunk)
+ test_memslot_do_unmap(data, ctr, chunk);
+
+ /* Likewise, but for the opposite host / guest areas */
+ host_perform_sync(sync);
+ test_memslot_map_unmap_check(data, MEM_TEST_UNMAP_SIZE_PAGES / 2,
+ MEM_TEST_VAL_2);
+ for (ctr = MEM_TEST_UNMAP_SIZE_PAGES / 2;
+ ctr < MEM_TEST_UNMAP_SIZE_PAGES; ctr += chunk)
+ test_memslot_do_unmap(data, ctr, chunk);
+}
+
+static void test_memslot_unmap_loop(struct vm_data *data,
+ struct sync_area *sync)
+{
+ test_memslot_unmap_loop_common(data, sync, 1);
+}
+
+static void test_memslot_unmap_loop_chunked(struct vm_data *data,
+ struct sync_area *sync)
+{
+ test_memslot_unmap_loop_common(data, sync, MEM_TEST_UNMAP_CHUNK_PAGES);
+}
+
+static void test_memslot_rw_loop(struct vm_data *data, struct sync_area *sync)
+{
+ uint64_t gptr;
+
+ for (gptr = MEM_TEST_GPA + 4096 / 2;
+ gptr < MEM_TEST_GPA + MEM_TEST_SIZE; gptr += 4096)
+ *(uint64_t *)vm_gpa2hva(data, gptr, NULL) = MEM_TEST_VAL_2;
+
+ host_perform_sync(sync);
+
+ for (gptr = MEM_TEST_GPA;
+ gptr < MEM_TEST_GPA + MEM_TEST_SIZE; gptr += 4096) {
+ uint64_t *vptr = (typeof(vptr))vm_gpa2hva(data, gptr, NULL);
+ uint64_t val = *vptr;
+
+ TEST_ASSERT(val == MEM_TEST_VAL_1,
+ "Guest written values should read back correctly (is %"PRIu64" @ %"PRIx64")",
+ val, gptr);
+ *vptr = 0;
+ }
+
+ host_perform_sync(sync);
+}
+
+struct test_data {
+ const char *name;
+ uint64_t mem_size;
+ void (*guest_code)(void);
+ bool (*prepare)(struct vm_data *data, struct sync_area *sync,
+ uint64_t *maxslots);
+ void (*loop)(struct vm_data *data, struct sync_area *sync);
+};
+
+static bool test_execute(int nslots, uint64_t *maxslots,
+ unsigned int maxtime,
+ const struct test_data *tdata,
+ uint64_t *nloops,
+ struct timespec *slot_runtime,
+ struct timespec *guest_runtime)
+{
+ uint64_t mem_size = tdata->mem_size ? : MEM_SIZE_PAGES;
+ struct vm_data *data;
+ struct sync_area *sync;
+ struct timespec tstart;
+ bool ret = true;
+
+ data = alloc_vm();
+ if (!prepare_vm(data, nslots, maxslots, tdata->guest_code,
+ mem_size, slot_runtime)) {
+ ret = false;
+ goto exit_free;
+ }
+
+ sync = (typeof(sync))vm_gpa2hva(data, MEM_SYNC_GPA, NULL);
+
+ if (tdata->prepare &&
+ !tdata->prepare(data, sync, maxslots)) {
+ ret = false;
+ goto exit_free;
+ }
+
+ launch_vm(data);
+
+ clock_gettime(CLOCK_MONOTONIC, &tstart);
+ let_guest_run(sync);
+
+ while (1) {
+ *guest_runtime = timespec_elapsed(tstart);
+ if (guest_runtime->tv_sec >= maxtime)
+ break;
+
+ tdata->loop(data, sync);
+
+ (*nloops)++;
+ }
+
+ make_guest_exit(sync);
+ wait_guest_exit(data);
+
+exit_free:
+ free_vm(data);
+
+ return ret;
+}
+
+static const struct test_data tests[] = {
+ {
+ .name = "map",
+ .mem_size = MEM_SIZE_MAP_PAGES,
+ .guest_code = guest_code_test_memslot_map,
+ .loop = test_memslot_map_loop,
+ },
+ {
+ .name = "unmap",
+ .mem_size = MEM_TEST_UNMAP_SIZE_PAGES + 1,
+ .guest_code = guest_code_test_memslot_unmap,
+ .loop = test_memslot_unmap_loop,
+ },
+ {
+ .name = "unmap chunked",
+ .mem_size = MEM_TEST_UNMAP_SIZE_PAGES + 1,
+ .guest_code = guest_code_test_memslot_unmap,
+ .loop = test_memslot_unmap_loop_chunked,
+ },
+ {
+ .name = "move active area",
+ .guest_code = guest_code_test_memslot_move,
+ .prepare = test_memslot_move_prepare_active,
+ .loop = test_memslot_move_loop,
+ },
+ {
+ .name = "move inactive area",
+ .guest_code = guest_code_test_memslot_move,
+ .prepare = test_memslot_move_prepare_inactive,
+ .loop = test_memslot_move_loop,
+ },
+ {
+ .name = "RW",
+ .guest_code = guest_code_test_memslot_rw,
+ .loop = test_memslot_rw_loop
+ },
+};
+
+#define NTESTS ARRAY_SIZE(tests)
+
+struct test_args {
+ int tfirst;
+ int tlast;
+ int nslots;
+ int seconds;
+ int runs;
+};
+
+static void help(char *name, struct test_args *targs)
+{
+ int ctr;
+
+ pr_info("usage: %s [-h] [-v] [-d] [-s slots] [-f first_test] [-e last_test] [-l test_length] [-r run_count]\n",
+ name);
+ pr_info(" -h: print this help screen.\n");
+ pr_info(" -v: enable verbose mode (not for benchmarking).\n");
+ pr_info(" -d: enable extra debug checks.\n");
+ pr_info(" -s: specify memslot count cap (-1 means no cap; currently: %i)\n",
+ targs->nslots);
+ pr_info(" -f: specify the first test to run (currently: %i; max %zu)\n",
+ targs->tfirst, NTESTS - 1);
+ pr_info(" -e: specify the last test to run (currently: %i; max %zu)\n",
+ targs->tlast, NTESTS - 1);
+ pr_info(" -l: specify the test length in seconds (currently: %i)\n",
+ targs->seconds);
+ pr_info(" -r: specify the number of runs per test (currently: %i)\n",
+ targs->runs);
+
+ pr_info("\nAvailable tests:\n");
+ for (ctr = 0; ctr < NTESTS; ctr++)
+ pr_info("%d: %s\n", ctr, tests[ctr].name);
+}
+
+static bool parse_args(int argc, char *argv[],
+ struct test_args *targs)
+{
+ int opt;
+
+ while ((opt = getopt(argc, argv, "hvds:f:e:l:r:")) != -1) {
+ switch (opt) {
+ case 'h':
+ default:
+ help(argv[0], targs);
+ return false;
+ case 'v':
+ verbose = true;
+ break;
+ case 'd':
+ map_unmap_verify = true;
+ break;
+ case 's':
+ targs->nslots = atoi(optarg);
+ if (targs->nslots <= 0 && targs->nslots != -1) {
+ pr_info("Slot count cap has to be positive or -1 for no cap\n");
+ return false;
+ }
+ break;
+ case 'f':
+ targs->tfirst = atoi(optarg);
+ if (targs->tfirst < 0) {
+ pr_info("First test to run has to be non-negative\n");
+ return false;
+ }
+ break;
+ case 'e':
+ targs->tlast = atoi(optarg);
+ if (targs->tlast < 0 || targs->tlast >= NTESTS) {
+ pr_info("Last test to run has to be non-negative and less than %zu\n",
+ NTESTS);
+ return false;
+ }
+ break;
+ case 'l':
+ targs->seconds = atoi(optarg);
+ if (targs->seconds < 0) {
+ pr_info("Test length in seconds has to be non-negative\n");
+ return false;
+ }
+ break;
+ case 'r':
+ targs->runs = atoi(optarg);
+ if (targs->runs <= 0) {
+ pr_info("Runs per test has to be positive\n");
+ return false;
+ }
+ break;
+ }
+ }
+
+ if (optind < argc) {
+ help(argv[0], targs);
+ return false;
+ }
+
+ if (targs->tfirst > targs->tlast) {
+ pr_info("First test to run cannot be greater than the last test to run\n");
+ return false;
+ }
+
+ return true;
+}
+
+struct test_result {
+ struct timespec slot_runtime, guest_runtime, iter_runtime;
+ int64_t slottimens, runtimens;
+ uint64_t nloops;
+};
+
+static bool test_loop(const struct test_data *data,
+ const struct test_args *targs,
+ struct test_result *rbestslottime,
+ struct test_result *rbestruntime)
+{
+ uint64_t maxslots;
+ struct test_result result;
+
+ result.nloops = 0;
+ if (!test_execute(targs->nslots, &maxslots, targs->seconds, data,
+ &result.nloops,
+ &result.slot_runtime, &result.guest_runtime)) {
+ if (maxslots)
+ pr_info("Memslot count too high for this test, decrease the cap (max is %"PRIu64")\n",
+ maxslots);
+ else
+ pr_info("Memslot count may be too high for this test, try adjusting the cap\n");
+
+ return false;
+ }
+
+ pr_info("Test took %ld.%.9lds for slot setup + %ld.%.9lds all iterations\n",
+ result.slot_runtime.tv_sec, result.slot_runtime.tv_nsec,
+ result.guest_runtime.tv_sec, result.guest_runtime.tv_nsec);
+ if (!result.nloops) {
+ pr_info("No full loops done - too short test time or system too loaded?\n");
+ return true;
+ }
+
+ result.iter_runtime = timespec_div(result.guest_runtime,
+ result.nloops);
+ pr_info("Done %"PRIu64" iterations, avg %ld.%.9lds each\n",
+ result.nloops,
+ result.iter_runtime.tv_sec,
+ result.iter_runtime.tv_nsec);
+ result.slottimens = timespec_to_ns(result.slot_runtime);
+ result.runtimens = timespec_to_ns(result.iter_runtime);
+
+ /*
+ * Only rank the slot setup time for tests using the whole test memory
+ * area so they are comparable
+ */
+ if (!data->mem_size &&
+ (!rbestslottime->slottimens ||
+ result.slottimens < rbestslottime->slottimens))
+ *rbestslottime = result;
+ if (!rbestruntime->runtimens ||
+ result.runtimens < rbestruntime->runtimens)
+ *rbestruntime = result;
+
+ return true;
+}
+
+int main(int argc, char *argv[])
+{
+ struct test_args targs = {
+ .tfirst = 0,
+ .tlast = NTESTS - 1,
+ .nslots = -1,
+ .seconds = 5,
+ .runs = 1,
+ };
+ struct test_result rbestslottime;
+ int tctr;
+
+ /* Tell stdout not to buffer its content */
+ setbuf(stdout, NULL);
+
+ if (!parse_args(argc, argv, &targs))
+ return -1;
+
+ rbestslottime.slottimens = 0;
+ for (tctr = targs.tfirst; tctr <= targs.tlast; tctr++) {
+ const struct test_data *data = &tests[tctr];
+ unsigned int runctr;
+ struct test_result rbestruntime;
+
+ if (tctr > targs.tfirst)
+ pr_info("\n");
+
+ pr_info("Testing %s performance with %i runs, %d seconds each\n",
+ data->name, targs.runs, targs.seconds);
+
+ rbestruntime.runtimens = 0;
+ for (runctr = 0; runctr < targs.runs; runctr++)
+ if (!test_loop(data, &targs,
+ &rbestslottime, &rbestruntime))
+ break;
+
+ if (rbestruntime.runtimens)
+ pr_info("Best runtime result was %ld.%.9lds per iteration (with %"PRIu64" iterations)\n",
+ rbestruntime.iter_runtime.tv_sec,
+ rbestruntime.iter_runtime.tv_nsec,
+ rbestruntime.nloops);
+ }
+
+ if (rbestslottime.slottimens)
+ pr_info("Best slot setup time for the whole test area was %ld.%.9lds\n",
+ rbestslottime.slot_runtime.tv_sec,
+ rbestslottime.slot_runtime.tv_nsec);
+
+ return 0;
+}
diff --git a/tools/testing/selftests/kvm/x86_64/get_cpuid_test.c b/tools/testing/selftests/kvm/x86_64/get_cpuid_test.c
index 9b78e88..8c77537 100644
--- a/tools/testing/selftests/kvm/x86_64/get_cpuid_test.c
+++ b/tools/testing/selftests/kvm/x86_64/get_cpuid_test.c
@@ -19,7 +19,12 @@ struct {
u32 function;
u32 index;
} mangled_cpuids[] = {
+ /*
+ * These entries depend on the vCPU's XCR0 register and IA32_XSS MSR,
+ * which are not controlled for by this test.
+ */
{.function = 0xd, .index = 0},
+ {.function = 0xd, .index = 1},
};
static void test_guest_cpuids(struct kvm_cpuid2 *guest_cpuid)
diff --git a/tools/testing/selftests/kvm/x86_64/get_msr_index_features.c b/tools/testing/selftests/kvm/x86_64/get_msr_index_features.c
index cb953df..8aed0db 100644
--- a/tools/testing/selftests/kvm/x86_64/get_msr_index_features.c
+++ b/tools/testing/selftests/kvm/x86_64/get_msr_index_features.c
@@ -37,9 +37,7 @@ static void test_get_msr_index(void)
int old_res, res, kvm_fd, r;
struct kvm_msr_list *list;
- kvm_fd = open(KVM_DEV_PATH, O_RDONLY);
- if (kvm_fd < 0)
- exit(KSFT_SKIP);
+ kvm_fd = open_kvm_dev_path_or_exit();
old_res = kvm_num_index_msrs(kvm_fd, 0);
TEST_ASSERT(old_res != 0, "Expecting nmsrs to be > 0");
@@ -101,9 +99,7 @@ static void test_get_msr_feature(void)
int res, old_res, i, kvm_fd;
struct kvm_msr_list *feature_list;
- kvm_fd = open(KVM_DEV_PATH, O_RDONLY);
- if (kvm_fd < 0)
- exit(KSFT_SKIP);
+ kvm_fd = open_kvm_dev_path_or_exit();
old_res = kvm_num_feature_msrs(kvm_fd, 0);
TEST_ASSERT(old_res != 0, "Expecting nmsrs to be > 0");
diff --git a/tools/testing/selftests/nci/.gitignore b/tools/testing/selftests/nci/.gitignore
new file mode 100644
index 0000000..448eeb45
--- /dev/null
+++ b/tools/testing/selftests/nci/.gitignore
@@ -0,0 +1 @@
+/nci_dev
diff --git a/tools/testing/selftests/tc-testing/tc-tests/qdiscs/fq_pie.json b/tools/testing/selftests/tc-testing/tc-tests/qdiscs/fq_pie.json
index 1cda2e1..773c502 100644
--- a/tools/testing/selftests/tc-testing/tc-tests/qdiscs/fq_pie.json
+++ b/tools/testing/selftests/tc-testing/tc-tests/qdiscs/fq_pie.json
@@ -9,11 +9,11 @@
"setup": [
"$IP link add dev $DUMMY type dummy || /bin/true"
],
- "cmdUnderTest": "$TC qdisc add dev $DUMMY root fq_pie flows 65536",
- "expExitCode": "2",
+ "cmdUnderTest": "$TC qdisc add dev $DUMMY handle 1: root fq_pie flows 65536",
+ "expExitCode": "0",
"verifyCmd": "$TC qdisc show dev $DUMMY",
- "matchPattern": "qdisc",
- "matchCount": "0",
+ "matchPattern": "qdisc fq_pie 1: root refcnt 2 limit 10240p flows 65536",
+ "matchCount": "1",
"teardown": [
"$IP link del dev $DUMMY"
]
diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c
index 6b4feb9..6a6bc7a 100644
--- a/virt/kvm/kvm_main.c
+++ b/virt/kvm/kvm_main.c
@@ -307,6 +307,7 @@ bool kvm_make_all_cpus_request(struct kvm *kvm, unsigned int req)
{
return kvm_make_all_cpus_request_except(kvm, req, NULL);
}
+EXPORT_SYMBOL_GPL(kvm_make_all_cpus_request);
#ifndef CONFIG_HAVE_KVM_ARCH_TLB_FLUSH_ALL
void kvm_flush_remote_tlbs(struct kvm *kvm)
@@ -2929,6 +2930,8 @@ static int kvm_vcpu_check_block(struct kvm_vcpu *vcpu)
goto out;
if (signal_pending(current))
goto out;
+ if (kvm_check_request(KVM_REQ_UNBLOCK, vcpu))
+ goto out;
ret = 0;
out:
@@ -2973,8 +2976,7 @@ void kvm_vcpu_block(struct kvm_vcpu *vcpu)
goto out;
}
poll_end = cur = ktime_get();
- } while (single_task_running() && !need_resched() &&
- ktime_before(cur, stop));
+ } while (kvm_vcpu_can_poll(cur, stop));
}
prepare_to_rcuwait(&vcpu->wait);
diff --git a/virt/lib/irqbypass.c b/virt/lib/irqbypass.c
index c9bb395..28fda42 100644
--- a/virt/lib/irqbypass.c
+++ b/virt/lib/irqbypass.c
@@ -40,21 +40,17 @@ static int __connect(struct irq_bypass_producer *prod,
if (prod->add_consumer)
ret = prod->add_consumer(prod, cons);
- if (ret)
- goto err_add_consumer;
-
- ret = cons->add_producer(cons, prod);
- if (ret)
- goto err_add_producer;
+ if (!ret) {
+ ret = cons->add_producer(cons, prod);
+ if (ret && prod->del_consumer)
+ prod->del_consumer(prod, cons);
+ }
if (cons->start)
cons->start(cons);
if (prod->start)
prod->start(prod);
-err_add_producer:
- if (prod->del_consumer)
- prod->del_consumer(prod, cons);
-err_add_consumer:
+
return ret;
}
