Merge tag 'hwmon-for-v5.11-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging
Pull hwmon fixes from Guenter Roeck:
- Fix possible KASAN issue in amd_energy driver
- Avoid configuration problem in pwm-fan driver
- Fix kernel-doc warning in sbtsi_temp documentation
* tag 'hwmon-for-v5.11-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging:
hwmon: (amd_energy) fix allocation of hwmon_channel_info config
hwmon: (pwm-fan) Ensure that calculation doesn't discard big period values
hwmon: (sbtsi_temp) Fix Documenation kernel-doc warning
diff --git a/Documentation/RCU/Design/Memory-Ordering/Tree-RCU-Memory-Ordering.rst b/Documentation/RCU/Design/Memory-Ordering/Tree-RCU-Memory-Ordering.rst
index 83ae3b7..a648b42 100644
--- a/Documentation/RCU/Design/Memory-Ordering/Tree-RCU-Memory-Ordering.rst
+++ b/Documentation/RCU/Design/Memory-Ordering/Tree-RCU-Memory-Ordering.rst
@@ -473,7 +473,7 @@
the bottom of the diagram above).
Plumbing this into the full grace-period execution is described
-`below <#Forcing%20Quiescent%20States>`__.
+`below <Forcing Quiescent States_>`__.
CPU-Hotplug Interface
^^^^^^^^^^^^^^^^^^^^^
@@ -494,7 +494,7 @@
grace period.
Plumbing this into the full grace-period execution is described
-`below <#Forcing%20Quiescent%20States>`__.
+`below <Forcing Quiescent States_>`__.
Forcing Quiescent States
^^^^^^^^^^^^^^^^^^^^^^^^
@@ -532,7 +532,7 @@
| RCU. But this diagram is complex enough as it is, so simplicity |
| overrode accuracy. You can think of it as poetic license, or you can |
| think of it as misdirection that is resolved in the |
-| `stitched-together diagram <#Putting%20It%20All%20Together>`__. |
+| `stitched-together diagram <Putting It All Together_>`__. |
+-----------------------------------------------------------------------+
Grace-Period Cleanup
@@ -596,7 +596,7 @@
that runs on some other CPU, proper ordering must in place in both the
callback function and the task being awakened. To see why this is
important, consider the top half of the `grace-period
-cleanup <#Grace-Period%20Cleanup>`__ diagram. The callback might be
+cleanup`_ diagram. The callback might be
running on a CPU corresponding to the leftmost leaf ``rcu_node``
structure, and awaken a task that is to run on a CPU corresponding to
the rightmost leaf ``rcu_node`` structure, and the grace-period kernel
diff --git a/Documentation/RCU/Design/Requirements/Requirements.rst b/Documentation/RCU/Design/Requirements/Requirements.rst
index e8c84fc..d4c9a01 100644
--- a/Documentation/RCU/Design/Requirements/Requirements.rst
+++ b/Documentation/RCU/Design/Requirements/Requirements.rst
@@ -45,7 +45,7 @@
#. `Other RCU Flavors`_
#. `Possible Future Changes`_
-This is followed by a `summary <#Summary>`__, however, the answers to
+This is followed by a summary_, however, the answers to
each quick quiz immediately follows the quiz. Select the big white space
with your mouse to see the answer.
@@ -1096,7 +1096,7 @@
| case, voluntary context switch) within an RCU read-side critical |
| section. However, sleeping locks may be used within userspace RCU |
| read-side critical sections, and also within Linux-kernel sleepable |
-| RCU `(SRCU) <#Sleepable%20RCU>`__ read-side critical sections. In |
+| RCU `(SRCU) <Sleepable RCU_>`__ read-side critical sections. In |
| addition, the -rt patchset turns spinlocks into a sleeping locks so |
| that the corresponding critical sections can be preempted, which also |
| means that these sleeplockified spinlocks (but not other sleeping |
@@ -1186,7 +1186,7 @@
RCU <https://lkml.kernel.org/g/20090113221724.GA15307@linux.vnet.ibm.com>`__
was born. Josh Triplett has since taken over the small-memory banner
with his `Linux kernel tinification <https://tiny.wiki.kernel.org/>`__
-project, which resulted in `SRCU <#Sleepable%20RCU>`__ becoming optional
+project, which resulted in `SRCU <Sleepable RCU_>`__ becoming optional
for those kernels not needing it.
The remaining performance requirements are, for the most part,
@@ -1457,8 +1457,8 @@
the relevant Kconfig options and kernel boot parameters. RCU currently
does not do much sanity checking of these parameters, so please use
caution when changing them. Note that these forward-progress measures
-are provided only for RCU, not for `SRCU <#Sleepable%20RCU>`__ or `Tasks
-RCU <#Tasks%20RCU>`__.
+are provided only for RCU, not for `SRCU <Sleepable RCU_>`__ or `Tasks
+RCU`_.
RCU takes the following steps in ``call_rcu()`` to encourage timely
invocation of callbacks when any given non-\ ``rcu_nocbs`` CPU has
@@ -1477,8 +1477,8 @@
Again, these are default values when running at ``HZ=1000``, and can be
overridden. Again, these forward-progress measures are provided only for
-RCU, not for `SRCU <#Sleepable%20RCU>`__ or `Tasks
-RCU <#Tasks%20RCU>`__. Even for RCU, callback-invocation forward
+RCU, not for `SRCU <Sleepable RCU_>`__ or `Tasks
+RCU`_. Even for RCU, callback-invocation forward
progress for ``rcu_nocbs`` CPUs is much less well-developed, in part
because workloads benefiting from ``rcu_nocbs`` CPUs tend to invoke
``call_rcu()`` relatively infrequently. If workloads emerge that need
@@ -1920,7 +1920,7 @@
The Linux kernel supports CPU hotplug, which means that CPUs can come
and go. It is of course illegal to use any RCU API member from an
-offline CPU, with the exception of `SRCU <#Sleepable%20RCU>`__ read-side
+offline CPU, with the exception of `SRCU <Sleepable RCU_>`__ read-side
critical sections. This requirement was present from day one in
DYNIX/ptx, but on the other hand, the Linux kernel's CPU-hotplug
implementation is “interesting.”
@@ -2177,7 +2177,7 @@
However, RCU must be reliably informed as to whether any given CPU is
currently in the idle loop, and, for ``NO_HZ_FULL``, also whether that
CPU is executing in usermode, as discussed
-`earlier <#Energy%20Efficiency>`__. It also requires that the
+`earlier <Energy Efficiency_>`__. It also requires that the
scheduling-clock interrupt be enabled when RCU needs it to be:
#. If a CPU is either idle or executing in usermode, and RCU believes it
@@ -2294,7 +2294,7 @@
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Expanding on the `earlier
-discussion <#Performance%20and%20Scalability>`__, RCU is used heavily by
+discussion <Performance and Scalability_>`__, RCU is used heavily by
hot code paths in performance-critical portions of the Linux kernel's
networking, security, virtualization, and scheduling code paths. RCU
must therefore use efficient implementations, especially in its
diff --git a/Documentation/admin-guide/binfmt-misc.rst b/Documentation/admin-guide/binfmt-misc.rst
index 7a86413..59cd902 100644
--- a/Documentation/admin-guide/binfmt-misc.rst
+++ b/Documentation/admin-guide/binfmt-misc.rst
@@ -23,7 +23,7 @@
- ``name``
is an identifier string. A new /proc file will be created with this
- ``name below /proc/sys/fs/binfmt_misc``; cannot contain slashes ``/`` for
+ name below ``/proc/sys/fs/binfmt_misc``; cannot contain slashes ``/`` for
obvious reasons.
- ``type``
is the type of recognition. Give ``M`` for magic and ``E`` for extension.
@@ -83,7 +83,7 @@
``F`` - fix binary
The usual behaviour of binfmt_misc is to spawn the
binary lazily when the misc format file is invoked. However,
- this doesn``t work very well in the face of mount namespaces and
+ this doesn't work very well in the face of mount namespaces and
changeroots, so the ``F`` mode opens the binary as soon as the
emulation is installed and uses the opened image to spawn the
emulator, meaning it is always available once installed,
diff --git a/Documentation/admin-guide/bootconfig.rst b/Documentation/admin-guide/bootconfig.rst
index 9b90efc..452b7dc 100644
--- a/Documentation/admin-guide/bootconfig.rst
+++ b/Documentation/admin-guide/bootconfig.rst
@@ -154,7 +154,7 @@
Because of this "piggyback" method, there is no need to change or
update the boot loader and the kernel image itself as long as the boot
loader passes the correct initrd file size. If by any chance, the boot
-loader passes a longer size, the kernel feils to find the bootconfig data.
+loader passes a longer size, the kernel fails to find the bootconfig data.
To do this operation, Linux kernel provides "bootconfig" command under
tools/bootconfig, which allows admin to apply or delete the config file
diff --git a/Documentation/admin-guide/kernel-parameters.rst b/Documentation/admin-guide/kernel-parameters.rst
index 06fb1b4..682ab28 100644
--- a/Documentation/admin-guide/kernel-parameters.rst
+++ b/Documentation/admin-guide/kernel-parameters.rst
@@ -3,8 +3,8 @@
The kernel's command-line parameters
====================================
-The following is a consolidated list of the kernel parameters as
-implemented by the __setup(), core_param() and module_param() macros
+The following is a consolidated list of the kernel parameters as implemented
+by the __setup(), early_param(), core_param() and module_param() macros
and sorted into English Dictionary order (defined as ignoring all
punctuation and sorting digits before letters in a case insensitive
manner), and with descriptions where known.
diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt
index c722ec1..9e3cdb2 100644
--- a/Documentation/admin-guide/kernel-parameters.txt
+++ b/Documentation/admin-guide/kernel-parameters.txt
@@ -1385,7 +1385,7 @@
ftrace_filter=[function-list]
[FTRACE] Limit the functions traced by the function
- tracer at boot up. function-list is a comma separated
+ tracer at boot up. function-list is a comma-separated
list of functions. This list can be changed at run
time by the set_ftrace_filter file in the debugfs
tracing directory.
@@ -1399,13 +1399,13 @@
ftrace_graph_filter=[function-list]
[FTRACE] Limit the top level callers functions traced
by the function graph tracer at boot up.
- function-list is a comma separated list of functions
+ function-list is a comma-separated list of functions
that can be changed at run time by the
set_graph_function file in the debugfs tracing directory.
ftrace_graph_notrace=[function-list]
[FTRACE] Do not trace from the functions specified in
- function-list. This list is a comma separated list of
+ function-list. This list is a comma-separated list of
functions that can be changed at run time by the
set_graph_notrace file in the debugfs tracing directory.
@@ -2421,7 +2421,7 @@
when set.
Format: <int>
- libata.force= [LIBATA] Force configurations. The format is comma
+ libata.force= [LIBATA] Force configurations. The format is comma-
separated list of "[ID:]VAL" where ID is
PORT[.DEVICE]. PORT and DEVICE are decimal numbers
matching port, link or device. Basically, it matches
@@ -5145,7 +5145,7 @@
stacktrace_filter=[function-list]
[FTRACE] Limit the functions that the stack tracer
- will trace at boot up. function-list is a comma separated
+ will trace at boot up. function-list is a comma-separated
list of functions. This list can be changed at run
time by the stack_trace_filter file in the debugfs
tracing directory. Note, this enables stack tracing
@@ -5348,7 +5348,7 @@
trace_event=[event-list]
[FTRACE] Set and start specified trace events in order
to facilitate early boot debugging. The event-list is a
- comma separated list of trace events to enable. See
+ comma-separated list of trace events to enable. See
also Documentation/trace/events.rst
trace_options=[option-list]
diff --git a/Documentation/admin-guide/mm/concepts.rst b/Documentation/admin-guide/mm/concepts.rst
index fa0974f..b966fcf 100644
--- a/Documentation/admin-guide/mm/concepts.rst
+++ b/Documentation/admin-guide/mm/concepts.rst
@@ -184,7 +184,7 @@
of the system. When the system is not loaded, most of the memory is free
and allocation requests will be satisfied immediately from the free
pages supply. As the load increases, the amount of the free pages goes
-down and when it reaches a certain threshold (high watermark), an
+down and when it reaches a certain threshold (low watermark), an
allocation request will awaken the ``kswapd`` daemon. It will
asynchronously scan memory pages and either just free them if the data
they contain is available elsewhere, or evict to the backing storage
diff --git a/Documentation/core-api/index.rst b/Documentation/core-api/index.rst
index 69171b1..f1c9d20 100644
--- a/Documentation/core-api/index.rst
+++ b/Documentation/core-api/index.rst
@@ -53,7 +53,6 @@
.. toctree::
:maxdepth: 1
- atomic_ops
refcount-vs-atomic
irq/index
local_ops
diff --git a/Documentation/devicetree/bindings/dma/ti/k3-bcdma.yaml b/Documentation/devicetree/bindings/dma/ti/k3-bcdma.yaml
index b15f68c..df29d59 100644
--- a/Documentation/devicetree/bindings/dma/ti/k3-bcdma.yaml
+++ b/Documentation/devicetree/bindings/dma/ti/k3-bcdma.yaml
@@ -1,4 +1,6 @@
# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+# Copyright (C) 2020 Texas Instruments Incorporated
+# Author: Peter Ujfalusi <peter.ujfalusi@ti.com>
%YAML 1.2
---
$id: http://devicetree.org/schemas/dma/ti/k3-bcdma.yaml#
@@ -7,7 +9,7 @@
title: Texas Instruments K3 DMSS BCDMA Device Tree Bindings
maintainers:
- - Peter Ujfalusi <peter.ujfalusi@ti.com>
+ - Peter Ujfalusi <peter.ujfalusi@gmail.com>
description: |
The Block Copy DMA (BCDMA) is intended to perform similar functions as the TR
diff --git a/Documentation/devicetree/bindings/dma/ti/k3-pktdma.yaml b/Documentation/devicetree/bindings/dma/ti/k3-pktdma.yaml
index b13ab60..ea19d12 100644
--- a/Documentation/devicetree/bindings/dma/ti/k3-pktdma.yaml
+++ b/Documentation/devicetree/bindings/dma/ti/k3-pktdma.yaml
@@ -1,4 +1,6 @@
# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+# Copyright (C) 2020 Texas Instruments Incorporated
+# Author: Peter Ujfalusi <peter.ujfalusi@ti.com>
%YAML 1.2
---
$id: http://devicetree.org/schemas/dma/ti/k3-pktdma.yaml#
@@ -7,7 +9,7 @@
title: Texas Instruments K3 DMSS PKTDMA Device Tree Bindings
maintainers:
- - Peter Ujfalusi <peter.ujfalusi@ti.com>
+ - Peter Ujfalusi <peter.ujfalusi@gmail.com>
description: |
The Packet DMA (PKTDMA) is intended to perform similar functions as the packet
diff --git a/Documentation/devicetree/bindings/dma/ti/k3-udma.yaml b/Documentation/devicetree/bindings/dma/ti/k3-udma.yaml
index 9a87fd9..6a09bbf 100644
--- a/Documentation/devicetree/bindings/dma/ti/k3-udma.yaml
+++ b/Documentation/devicetree/bindings/dma/ti/k3-udma.yaml
@@ -1,4 +1,6 @@
# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+# Copyright (C) 2019 Texas Instruments Incorporated
+# Author: Peter Ujfalusi <peter.ujfalusi@ti.com>
%YAML 1.2
---
$id: http://devicetree.org/schemas/dma/ti/k3-udma.yaml#
@@ -7,7 +9,7 @@
title: Texas Instruments K3 NAVSS Unified DMA Device Tree Bindings
maintainers:
- - Peter Ujfalusi <peter.ujfalusi@ti.com>
+ - Peter Ujfalusi <peter.ujfalusi@gmail.com>
description: |
The UDMA-P is intended to perform similar (but significantly upgraded)
diff --git a/Documentation/devicetree/bindings/regulator/nxp,pf8x00-regulator.yaml b/Documentation/devicetree/bindings/regulator/nxp,pf8x00-regulator.yaml
index a6c259c..956156f 100644
--- a/Documentation/devicetree/bindings/regulator/nxp,pf8x00-regulator.yaml
+++ b/Documentation/devicetree/bindings/regulator/nxp,pf8x00-regulator.yaml
@@ -19,7 +19,9 @@
properties:
compatible:
enum:
- - nxp,pf8x00
+ - nxp,pf8100
+ - nxp,pf8121a
+ - nxp,pf8200
reg:
maxItems: 1
@@ -118,7 +120,7 @@
#size-cells = <0>;
pmic@8 {
- compatible = "nxp,pf8x00";
+ compatible = "nxp,pf8100";
reg = <0x08>;
regulators {
diff --git a/Documentation/devicetree/bindings/regulator/qcom,rpmh-regulator.txt b/Documentation/devicetree/bindings/regulator/qcom,rpmh-regulator.txt
index b8f0b78..7d462b8 100644
--- a/Documentation/devicetree/bindings/regulator/qcom,rpmh-regulator.txt
+++ b/Documentation/devicetree/bindings/regulator/qcom,rpmh-regulator.txt
@@ -44,6 +44,7 @@
Definition: Must be one of below:
"qcom,pm8005-rpmh-regulators"
"qcom,pm8009-rpmh-regulators"
+ "qcom,pm8009-1-rpmh-regulators"
"qcom,pm8150-rpmh-regulators"
"qcom,pm8150l-rpmh-regulators"
"qcom,pm8350-rpmh-regulators"
diff --git a/Documentation/doc-guide/sphinx.rst b/Documentation/doc-guide/sphinx.rst
index 2fb2ff2..36ac216 100644
--- a/Documentation/doc-guide/sphinx.rst
+++ b/Documentation/doc-guide/sphinx.rst
@@ -48,12 +48,12 @@
those versions, you should run ``pip install 'docutils==0.12'``.
#) It is recommended to use the RTD theme for html output. Depending
- on the Sphinx version, it should be installed in separate,
+ on the Sphinx version, it should be installed separately,
with ``pip install sphinx_rtd_theme``.
- #) Some ReST pages contain math expressions. Due to the way Sphinx work,
+ #) Some ReST pages contain math expressions. Due to the way Sphinx works,
those expressions are written using LaTeX notation. It needs texlive
- installed with amdfonts and amsmath in order to evaluate them.
+ installed with amsfonts and amsmath in order to evaluate them.
In summary, if you want to install Sphinx version 1.7.9, you should do::
@@ -128,7 +128,7 @@
============
The usual way to generate the documentation is to run ``make htmldocs`` or
-``make pdfdocs``. There are also other formats available, see the documentation
+``make pdfdocs``. There are also other formats available: see the documentation
section of ``make help``. The generated documentation is placed in
format-specific subdirectories under ``Documentation/output``.
@@ -303,17 +303,17 @@
- head col 3
- head col 4
- * - column 1
+ * - row 1
- field 1.1
- field 1.2 with autospan
- * - column 2
+ * - row 2
- field 2.1
- :rspan:`1` :cspan:`1` field 2.2 - 3.3
* .. _`last row`:
- - column 3
+ - row 3
Rendered as:
@@ -325,17 +325,17 @@
- head col 3
- head col 4
- * - column 1
+ * - row 1
- field 1.1
- field 1.2 with autospan
- * - column 2
+ * - row 2
- field 2.1
- :rspan:`1` :cspan:`1` field 2.2 - 3.3
* .. _`last row`:
- - column 3
+ - row 3
Cross-referencing
-----------------
@@ -361,7 +361,7 @@
If you want to add an image, you should use the ``kernel-figure`` and
``kernel-image`` directives. E.g. to insert a figure with a scalable
-image format use SVG (:ref:`svg_image_example`)::
+image format, use SVG (:ref:`svg_image_example`)::
.. kernel-figure:: svg_image.svg
:alt: simple SVG image
@@ -375,7 +375,7 @@
SVG image example
-The kernel figure (and image) directive support **DOT** formatted files, see
+The kernel figure (and image) directive supports **DOT** formatted files, see
* DOT: http://graphviz.org/pdf/dotguide.pdf
* Graphviz: http://www.graphviz.org/content/dot-language
@@ -394,7 +394,7 @@
DOT's hello world example
-Embed *render* markups (or languages) like Graphviz's **DOT** is provided by the
+Embedded *render* markups (or languages) like Graphviz's **DOT** are provided by the
``kernel-render`` directives.::
.. kernel-render:: DOT
@@ -406,7 +406,7 @@
}
How this will be rendered depends on the installed tools. If Graphviz is
-installed, you will see an vector image. If not the raw markup is inserted as
+installed, you will see a vector image. If not, the raw markup is inserted as
*literal-block* (:ref:`hello_dot_render`).
.. _hello_dot_render:
@@ -421,8 +421,8 @@
The *render* directive has all the options known from the *figure* directive,
plus option ``caption``. If ``caption`` has a value, a *figure* node is
-inserted. If not, a *image* node is inserted. A ``caption`` is also needed, if
-you want to refer it (:ref:`hello_svg_render`).
+inserted. If not, an *image* node is inserted. A ``caption`` is also needed, if
+you want to refer to it (:ref:`hello_svg_render`).
Embedded **SVG**::
diff --git a/Documentation/kernel-hacking/locking.rst b/Documentation/kernel-hacking/locking.rst
index 6ed806e..c344892 100644
--- a/Documentation/kernel-hacking/locking.rst
+++ b/Documentation/kernel-hacking/locking.rst
@@ -118,11 +118,11 @@
your task will suspend itself, and be woken up when the mutex is
released. This means the CPU can do something else while you are
waiting. There are many cases when you simply can't sleep (see
-`What Functions Are Safe To Call From Interrupts? <#sleeping-things>`__),
+`What Functions Are Safe To Call From Interrupts?`_),
and so have to use a spinlock instead.
Neither type of lock is recursive: see
-`Deadlock: Simple and Advanced <#deadlock>`__.
+`Deadlock: Simple and Advanced`_.
Locks and Uniprocessor Kernels
------------------------------
@@ -179,7 +179,7 @@
Note that you can also use spin_lock_irq() or
spin_lock_irqsave() here, which stop hardware interrupts
-as well: see `Hard IRQ Context <#hard-irq-context>`__.
+as well: see `Hard IRQ Context`_.
This works perfectly for UP as well: the spin lock vanishes, and this
macro simply becomes local_bh_disable()
@@ -230,7 +230,7 @@
~~~~~~~~~~~~~~~~
The same softirq can run on the other CPUs: you can use a per-CPU array
-(see `Per-CPU Data <#per-cpu-data>`__) for better performance. If you're
+(see `Per-CPU Data`_) for better performance. If you're
going so far as to use a softirq, you probably care about scalable
performance enough to justify the extra complexity.
diff --git a/Documentation/networking/device_drivers/ethernet/marvell/octeontx2.rst b/Documentation/networking/device_drivers/ethernet/marvell/octeontx2.rst
index d3fcf53..61e8504 100644
--- a/Documentation/networking/device_drivers/ethernet/marvell/octeontx2.rst
+++ b/Documentation/networking/device_drivers/ethernet/marvell/octeontx2.rst
@@ -164,46 +164,56 @@
NPA Reporters
-------------
-The NPA reporters are responsible for reporting and recovering the following group of errors
+The NPA reporters are responsible for reporting and recovering the following group of errors:
+
1. GENERAL events
+
- Error due to operation of unmapped PF.
- Error due to disabled alloc/free for other HW blocks (NIX, SSO, TIM, DPI and AURA).
+
2. ERROR events
+
- Fault due to NPA_AQ_INST_S read or NPA_AQ_RES_S write.
- AQ Doorbell Error.
+
3. RAS events
+
- RAS Error Reporting for NPA_AQ_INST_S/NPA_AQ_RES_S.
+
4. RVU events
+
- Error due to unmapped slot.
-Sample Output
--------------
-~# devlink health
-pci/0002:01:00.0:
- reporter hw_npa_intr
- state healthy error 2872 recover 2872 last_dump_date 2020-12-10 last_dump_time 09:39:09 grace_period 0 auto_recover true auto_dump true
- reporter hw_npa_gen
- state healthy error 2872 recover 2872 last_dump_date 2020-12-11 last_dump_time 04:43:04 grace_period 0 auto_recover true auto_dump true
- reporter hw_npa_err
- state healthy error 2871 recover 2871 last_dump_date 2020-12-10 last_dump_time 09:39:17 grace_period 0 auto_recover true auto_dump true
- reporter hw_npa_ras
- state healthy error 0 recover 0 last_dump_date 2020-12-10 last_dump_time 09:32:40 grace_period 0 auto_recover true auto_dump true
+Sample Output::
+
+ ~# devlink health
+ pci/0002:01:00.0:
+ reporter hw_npa_intr
+ state healthy error 2872 recover 2872 last_dump_date 2020-12-10 last_dump_time 09:39:09 grace_period 0 auto_recover true auto_dump true
+ reporter hw_npa_gen
+ state healthy error 2872 recover 2872 last_dump_date 2020-12-11 last_dump_time 04:43:04 grace_period 0 auto_recover true auto_dump true
+ reporter hw_npa_err
+ state healthy error 2871 recover 2871 last_dump_date 2020-12-10 last_dump_time 09:39:17 grace_period 0 auto_recover true auto_dump true
+ reporter hw_npa_ras
+ state healthy error 0 recover 0 last_dump_date 2020-12-10 last_dump_time 09:32:40 grace_period 0 auto_recover true auto_dump true
Each reporter dumps the
+
- Error Type
- Error Register value
- Reason in words
-For eg:
-~# devlink health dump show pci/0002:01:00.0 reporter hw_npa_gen
- NPA_AF_GENERAL:
- NPA General Interrupt Reg : 1
- NIX0: free disabled RX
-~# devlink health dump show pci/0002:01:00.0 reporter hw_npa_intr
- NPA_AF_RVU:
- NPA RVU Interrupt Reg : 1
- Unmap Slot Error
-~# devlink health dump show pci/0002:01:00.0 reporter hw_npa_err
- NPA_AF_ERR:
- NPA Error Interrupt Reg : 4096
- AQ Doorbell Error
+For example::
+
+ ~# devlink health dump show pci/0002:01:00.0 reporter hw_npa_gen
+ NPA_AF_GENERAL:
+ NPA General Interrupt Reg : 1
+ NIX0: free disabled RX
+ ~# devlink health dump show pci/0002:01:00.0 reporter hw_npa_intr
+ NPA_AF_RVU:
+ NPA RVU Interrupt Reg : 1
+ Unmap Slot Error
+ ~# devlink health dump show pci/0002:01:00.0 reporter hw_npa_err
+ NPA_AF_ERR:
+ NPA Error Interrupt Reg : 4096
+ AQ Doorbell Error
diff --git a/Documentation/networking/netdev-FAQ.rst b/Documentation/networking/netdev-FAQ.rst
index 4b9ed58..ae2ae37 100644
--- a/Documentation/networking/netdev-FAQ.rst
+++ b/Documentation/networking/netdev-FAQ.rst
@@ -6,9 +6,9 @@
netdev FAQ
==========
-Q: What is netdev?
-------------------
-A: It is a mailing list for all network-related Linux stuff. This
+What is netdev?
+---------------
+It is a mailing list for all network-related Linux stuff. This
includes anything found under net/ (i.e. core code like IPv6) and
drivers/net (i.e. hardware specific drivers) in the Linux source tree.
@@ -25,9 +25,9 @@
Linux development (i.e. RFC, review, comments, etc.) takes place on
netdev.
-Q: How do the changes posted to netdev make their way into Linux?
------------------------------------------------------------------
-A: There are always two trees (git repositories) in play. Both are
+How do the changes posted to netdev make their way into Linux?
+--------------------------------------------------------------
+There are always two trees (git repositories) in play. Both are
driven by David Miller, the main network maintainer. There is the
``net`` tree, and the ``net-next`` tree. As you can probably guess from
the names, the ``net`` tree is for fixes to existing code already in the
@@ -37,9 +37,9 @@
- https://git.kernel.org/pub/scm/linux/kernel/git/netdev/net.git
- https://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next.git
-Q: How often do changes from these trees make it to the mainline Linus tree?
-----------------------------------------------------------------------------
-A: To understand this, you need to know a bit of background information on
+How often do changes from these trees make it to the mainline Linus tree?
+-------------------------------------------------------------------------
+To understand this, you need to know a bit of background information on
the cadence of Linux development. Each new release starts off with a
two week "merge window" where the main maintainers feed their new stuff
to Linus for merging into the mainline tree. After the two weeks, the
@@ -81,7 +81,8 @@
Finally, the vX.Y gets released, and the whole cycle starts over.
-Q: So where are we now in this cycle?
+So where are we now in this cycle?
+----------------------------------
Load the mainline (Linus) page here:
@@ -91,9 +92,9 @@
the dev cycle. If it was tagged rc7 a week ago, then a release is
probably imminent.
-Q: How do I indicate which tree (net vs. net-next) my patch should be in?
--------------------------------------------------------------------------
-A: Firstly, think whether you have a bug fix or new "next-like" content.
+How do I indicate which tree (net vs. net-next) my patch should be in?
+----------------------------------------------------------------------
+Firstly, think whether you have a bug fix or new "next-like" content.
Then once decided, assuming that you use git, use the prefix flag, i.e.
::
@@ -105,48 +106,45 @@
can manually change it yourself with whatever MUA you are comfortable
with.
-Q: I sent a patch and I'm wondering what happened to it?
---------------------------------------------------------
-Q: How can I tell whether it got merged?
-A: Start by looking at the main patchworks queue for netdev:
+I sent a patch and I'm wondering what happened to it - how can I tell whether it got merged?
+--------------------------------------------------------------------------------------------
+Start by looking at the main patchworks queue for netdev:
https://patchwork.kernel.org/project/netdevbpf/list/
The "State" field will tell you exactly where things are at with your
patch.
-Q: The above only says "Under Review". How can I find out more?
-----------------------------------------------------------------
-A: Generally speaking, the patches get triaged quickly (in less than
+The above only says "Under Review". How can I find out more?
+-------------------------------------------------------------
+Generally speaking, the patches get triaged quickly (in less than
48h). So be patient. Asking the maintainer for status updates on your
patch is a good way to ensure your patch is ignored or pushed to the
bottom of the priority list.
-Q: I submitted multiple versions of the patch series
-----------------------------------------------------
-Q: should I directly update patchwork for the previous versions of these
-patch series?
-A: No, please don't interfere with the patch status on patchwork, leave
+I submitted multiple versions of the patch series. Should I directly update patchwork for the previous versions of these patch series?
+--------------------------------------------------------------------------------------------------------------------------------------
+No, please don't interfere with the patch status on patchwork, leave
it to the maintainer to figure out what is the most recent and current
version that should be applied. If there is any doubt, the maintainer
will reply and ask what should be done.
-Q: I made changes to only a few patches in a patch series should I resend only those changed?
----------------------------------------------------------------------------------------------
-A: No, please resend the entire patch series and make sure you do number your
+I made changes to only a few patches in a patch series should I resend only those changed?
+------------------------------------------------------------------------------------------
+No, please resend the entire patch series and make sure you do number your
patches such that it is clear this is the latest and greatest set of patches
that can be applied.
-Q: I submitted multiple versions of a patch series and it looks like a version other than the last one has been accepted, what should I do?
--------------------------------------------------------------------------------------------------------------------------------------------
-A: There is no revert possible, once it is pushed out, it stays like that.
+I submitted multiple versions of a patch series and it looks like a version other than the last one has been accepted, what should I do?
+----------------------------------------------------------------------------------------------------------------------------------------
+There is no revert possible, once it is pushed out, it stays like that.
Please send incremental versions on top of what has been merged in order to fix
the patches the way they would look like if your latest patch series was to be
merged.
-Q: How can I tell what patches are queued up for backporting to the various stable releases?
---------------------------------------------------------------------------------------------
-A: Normally Greg Kroah-Hartman collects stable commits himself, but for
+How can I tell what patches are queued up for backporting to the various stable releases?
+-----------------------------------------------------------------------------------------
+Normally Greg Kroah-Hartman collects stable commits himself, but for
networking, Dave collects up patches he deems critical for the
networking subsystem, and then hands them off to Greg.
@@ -169,11 +167,9 @@
releases/3.9.8/ipv6-fix-possible-crashes-in-ip6_cork_release.patch
stable/stable-queue$
-Q: I see a network patch and I think it should be backported to stable.
------------------------------------------------------------------------
-Q: Should I request it via stable@vger.kernel.org like the references in
-the kernel's Documentation/process/stable-kernel-rules.rst file say?
-A: No, not for networking. Check the stable queues as per above first
+I see a network patch and I think it should be backported to stable. Should I request it via stable@vger.kernel.org like the references in the kernel's Documentation/process/stable-kernel-rules.rst file say?
+---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
+No, not for networking. Check the stable queues as per above first
to see if it is already queued. If not, then send a mail to netdev,
listing the upstream commit ID and why you think it should be a stable
candidate.
@@ -190,11 +186,9 @@
scrambling to request a commit be added the day after it appears should
be avoided.
-Q: I have created a network patch and I think it should be backported to stable.
---------------------------------------------------------------------------------
-Q: Should I add a Cc: stable@vger.kernel.org like the references in the
-kernel's Documentation/ directory say?
-A: No. See above answer. In short, if you think it really belongs in
+I have created a network patch and I think it should be backported to stable. Should I add a Cc: stable@vger.kernel.org like the references in the kernel's Documentation/ directory say?
+-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
+No. See above answer. In short, if you think it really belongs in
stable, then ensure you write a decent commit log that describes who
gets impacted by the bug fix and how it manifests itself, and when the
bug was introduced. If you do that properly, then the commit will get
@@ -207,18 +201,18 @@
:ref:`Documentation/process/submitting-patches.rst <the_canonical_patch_format>`
to temporarily embed that information into the patch that you send.
-Q: Are all networking bug fixes backported to all stable releases?
-------------------------------------------------------------------
-A: Due to capacity, Dave could only take care of the backports for the
+Are all networking bug fixes backported to all stable releases?
+---------------------------------------------------------------
+Due to capacity, Dave could only take care of the backports for the
last two stable releases. For earlier stable releases, each stable
branch maintainer is supposed to take care of them. If you find any
patch is missing from an earlier stable branch, please notify
stable@vger.kernel.org with either a commit ID or a formal patch
backported, and CC Dave and other relevant networking developers.
-Q: Is the comment style convention different for the networking content?
-------------------------------------------------------------------------
-A: Yes, in a largely trivial way. Instead of this::
+Is the comment style convention different for the networking content?
+---------------------------------------------------------------------
+Yes, in a largely trivial way. Instead of this::
/*
* foobar blah blah blah
@@ -231,32 +225,30 @@
* another line of text
*/
-Q: I am working in existing code that has the former comment style and not the latter.
---------------------------------------------------------------------------------------
-Q: Should I submit new code in the former style or the latter?
-A: Make it the latter style, so that eventually all code in the domain
+I am working in existing code that has the former comment style and not the latter. Should I submit new code in the former style or the latter?
+-----------------------------------------------------------------------------------------------------------------------------------------------
+Make it the latter style, so that eventually all code in the domain
of netdev is of this format.
-Q: I found a bug that might have possible security implications or similar.
----------------------------------------------------------------------------
-Q: Should I mail the main netdev maintainer off-list?**
-A: No. The current netdev maintainer has consistently requested that
+I found a bug that might have possible security implications or similar. Should I mail the main netdev maintainer off-list?
+---------------------------------------------------------------------------------------------------------------------------
+No. The current netdev maintainer has consistently requested that
people use the mailing lists and not reach out directly. If you aren't
OK with that, then perhaps consider mailing security@kernel.org or
reading about http://oss-security.openwall.org/wiki/mailing-lists/distros
as possible alternative mechanisms.
-Q: What level of testing is expected before I submit my change?
----------------------------------------------------------------
-A: If your changes are against ``net-next``, the expectation is that you
+What level of testing is expected before I submit my change?
+------------------------------------------------------------
+If your changes are against ``net-next``, the expectation is that you
have tested by layering your changes on top of ``net-next``. Ideally
you will have done run-time testing specific to your change, but at a
minimum, your changes should survive an ``allyesconfig`` and an
``allmodconfig`` build without new warnings or failures.
-Q: How do I post corresponding changes to user space components?
-----------------------------------------------------------------
-A: User space code exercising kernel features should be posted
+How do I post corresponding changes to user space components?
+-------------------------------------------------------------
+User space code exercising kernel features should be posted
alongside kernel patches. This gives reviewers a chance to see
how any new interface is used and how well it works.
@@ -280,9 +272,9 @@
Posting as one thread is discouraged because it confuses patchwork
(as of patchwork 2.2.2).
-Q: Any other tips to help ensure my net/net-next patch gets OK'd?
------------------------------------------------------------------
-A: Attention to detail. Re-read your own work as if you were the
+Any other tips to help ensure my net/net-next patch gets OK'd?
+--------------------------------------------------------------
+Attention to detail. Re-read your own work as if you were the
reviewer. You can start with using ``checkpatch.pl``, perhaps even with
the ``--strict`` flag. But do not be mindlessly robotic in doing so.
If your change is a bug fix, make sure your commit log indicates the
diff --git a/Documentation/networking/netdevices.rst b/Documentation/networking/netdevices.rst
index 5a85fcc..e65665c 100644
--- a/Documentation/networking/netdevices.rst
+++ b/Documentation/networking/netdevices.rst
@@ -64,8 +64,8 @@
Context: process
ndo_get_stats:
- Synchronization: dev_base_lock rwlock.
- Context: nominally process, but don't sleep inside an rwlock
+ Synchronization: rtnl_lock() semaphore, dev_base_lock rwlock, or RCU.
+ Context: atomic (can't sleep under rwlock or RCU)
ndo_start_xmit:
Synchronization: __netif_tx_lock spinlock.
diff --git a/Documentation/networking/packet_mmap.rst b/Documentation/networking/packet_mmap.rst
index 6c009ce..500ef60 100644
--- a/Documentation/networking/packet_mmap.rst
+++ b/Documentation/networking/packet_mmap.rst
@@ -8,7 +8,7 @@
========
This file documents the mmap() facility available with the PACKET
-socket interface on 2.4/2.6/3.x kernels. This type of sockets is used for
+socket interface. This type of sockets is used for
i) capture network traffic with utilities like tcpdump,
ii) transmit network traffic, or any other that needs raw
@@ -25,12 +25,12 @@
Why use PACKET_MMAP
===================
-In Linux 2.4/2.6/3.x if PACKET_MMAP is not enabled, the capture process is very
+Non PACKET_MMAP capture process (plain AF_PACKET) is very
inefficient. It uses very limited buffers and requires one system call to
capture each packet, it requires two if you want to get packet's timestamp
(like libpcap always does).
-In the other hand PACKET_MMAP is very efficient. PACKET_MMAP provides a size
+On the other hand PACKET_MMAP is very efficient. PACKET_MMAP provides a size
configurable circular buffer mapped in user space that can be used to either
send or receive packets. This way reading packets just needs to wait for them,
most of the time there is no need to issue a single system call. Concerning
@@ -252,8 +252,7 @@
In kernel versions prior to 2.4.26 (for the 2.4 branch) and 2.6.5 (2.6 branch),
the PACKET_MMAP buffer could hold only 32768 frames in a 32 bit architecture or
-16384 in a 64 bit architecture. For information on these kernel versions
-see http://pusa.uv.es/~ulisses/packet_mmap/packet_mmap.pre-2.4.26_2.6.5.txt
+16384 in a 64 bit architecture.
Block size limit
----------------
@@ -437,7 +436,7 @@
Capture process
^^^^^^^^^^^^^^^
- from include/linux/if_packet.h
+From include/linux/if_packet.h::
#define TP_STATUS_COPY (1 << 1)
#define TP_STATUS_LOSING (1 << 2)
diff --git a/Documentation/process/4.Coding.rst b/Documentation/process/4.Coding.rst
index c27e59d..0825dc4 100644
--- a/Documentation/process/4.Coding.rst
+++ b/Documentation/process/4.Coding.rst
@@ -249,10 +249,8 @@
of these options should be turned on for any kernel used for development or
testing purposes. In particular, you should turn on:
- - ENABLE_MUST_CHECK and FRAME_WARN to get an
- extra set of warnings for problems like the use of deprecated interfaces
- or ignoring an important return value from a function. The output
- generated by these warnings can be verbose, but one need not worry about
+ - FRAME_WARN to get warnings for stack frames larger than a given amount.
+ The output generated can be verbose, but one need not worry about
warnings from other parts of the kernel.
- DEBUG_OBJECTS will add code to track the lifetime of various objects
diff --git a/Documentation/sound/kernel-api/writing-an-alsa-driver.rst b/Documentation/sound/kernel-api/writing-an-alsa-driver.rst
index 73bbd59..e636583 100644
--- a/Documentation/sound/kernel-api/writing-an-alsa-driver.rst
+++ b/Documentation/sound/kernel-api/writing-an-alsa-driver.rst
@@ -71,7 +71,7 @@
The codes for PCM and mixer OSS emulation modules are stored in this
directory. The rawmidi OSS emulation is included in the ALSA rawmidi
code since it's quite small. The sequencer code is stored in
-``core/seq/oss`` directory (see `below <#core-seq-oss>`__).
+``core/seq/oss`` directory (see `below <core/seq/oss_>`__).
core/seq
~~~~~~~~
@@ -382,7 +382,7 @@
Each time the ``probe`` callback is called, check the availability of
the device. If not available, simply increment the device index and
returns. dev will be incremented also later (`step 7
-<#set-the-pci-driver-data-and-return-zero>`__).
+<7) Set the PCI driver data and return zero._>`__).
2) Create a card instance
~~~~~~~~~~~~~~~~~~~~~~~~~
@@ -450,10 +450,10 @@
5) Create other components, such as mixer, MIDI, etc.
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-Here you define the basic components such as `PCM <#PCM-Interface>`__,
-mixer (e.g. `AC97 <#API-for-AC97-Codec>`__), MIDI (e.g.
-`MPU-401 <#MIDI-MPU401-UART-Interface>`__), and other interfaces.
-Also, if you want a `proc file <#Proc-Interface>`__, define it here,
+Here you define the basic components such as `PCM <PCM Interface_>`__,
+mixer (e.g. `AC97 <API for AC97 Codec_>`__), MIDI (e.g.
+`MPU-401 <MIDI (MPU401-UART) Interface_>`__), and other interfaces.
+Also, if you want a `proc file <Proc Interface_>`__, define it here,
too.
6) Register the card instance.
@@ -941,7 +941,7 @@
chip->irq = pci->irq;
where :c:func:`snd_mychip_interrupt()` is the interrupt handler
-defined `later <#pcm-interface-interrupt-handler>`__. Note that
+defined `later <PCM Interrupt Handler_>`__. Note that
``chip->irq`` should be defined only when :c:func:`request_irq()`
succeeded.
@@ -3104,7 +3104,7 @@
If the MPU-401 interface shares its interrupt with the other logical
devices on the card, set ``MPU401_INFO_IRQ_HOOK`` (see
-`below <#MIDI-Interrupt-Handler>`__).
+`below <MIDI Interrupt Handler_>`__).
Usually, the port address corresponds to the command port and port + 1
corresponds to the data port. If not, you may change the ``cport``
diff --git a/Documentation/virt/kvm/api.rst b/Documentation/virt/kvm/api.rst
index 70254ea..c136e25 100644
--- a/Documentation/virt/kvm/api.rst
+++ b/Documentation/virt/kvm/api.rst
@@ -392,9 +392,14 @@
Errors:
- ===== =============================
+ ======= ==============================================================
EINTR an unmasked signal is pending
- ===== =============================
+ ENOEXEC the vcpu hasn't been initialized or the guest tried to execute
+ instructions from device memory (arm64)
+ ENOSYS data abort outside memslots with no syndrome info and
+ KVM_CAP_ARM_NISV_TO_USER not enabled (arm64)
+ EPERM SVE feature set but not finalized (arm64)
+ ======= ==============================================================
This ioctl is used to run a guest virtual cpu. While there are no
explicit parameters, there is an implicit parameter block that can be
diff --git a/MAINTAINERS b/MAINTAINERS
index 546aa66..6390491 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -203,8 +203,8 @@
F: net/wireless/
8169 10/100/1000 GIGABIT ETHERNET DRIVER
-M: Realtek linux nic maintainers <nic_swsd@realtek.com>
M: Heiner Kallweit <hkallweit1@gmail.com>
+M: nic_swsd@realtek.com
L: netdev@vger.kernel.org
S: Maintained
F: drivers/net/ethernet/realtek/r8169*
@@ -2119,7 +2119,7 @@
ARM/Microchip Sparx5 SoC support
M: Lars Povlsen <lars.povlsen@microchip.com>
M: Steen Hegelund <Steen.Hegelund@microchip.com>
-M: Microchip Linux Driver Support <UNGLinuxDriver@microchip.com>
+M: UNGLinuxDriver@microchip.com
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
S: Supported
T: git git://github.com/microchip-ung/linux-upstream.git
@@ -3556,7 +3556,7 @@
F: drivers/net/ethernet/broadcom/bnxt/
BROADCOM BRCM80211 IEEE802.11n WIRELESS DRIVER
-M: Arend van Spriel <arend.vanspriel@broadcom.com>
+M: Arend van Spriel <aspriel@gmail.com>
M: Franky Lin <franky.lin@broadcom.com>
M: Hante Meuleman <hante.meuleman@broadcom.com>
M: Chi-hsien Lin <chi-hsien.lin@infineon.com>
@@ -3961,7 +3961,7 @@
CAN-J1939 NETWORK LAYER
M: Robin van der Gracht <robin@protonic.nl>
M: Oleksij Rempel <o.rempel@pengutronix.de>
-R: Pengutronix Kernel Team <kernel@pengutronix.de>
+R: kernel@pengutronix.de
L: linux-can@vger.kernel.org
S: Maintained
F: Documentation/networking/j1939.rst
@@ -4588,7 +4588,7 @@
T: git git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm.git
F: Documentation/admin-guide/pm/cpuidle.rst
F: Documentation/driver-api/pm/cpuidle.rst
-F: drivers/cpuidle/*
+F: drivers/cpuidle/
F: include/linux/cpuidle.h
CPU POWER MONITORING SUBSYSTEM
@@ -9273,7 +9273,7 @@
IOMAP FILESYSTEM LIBRARY
M: Christoph Hellwig <hch@infradead.org>
-M: Darrick J. Wong <darrick.wong@oracle.com>
+M: Darrick J. Wong <djwong@kernel.org>
M: linux-xfs@vger.kernel.org
M: linux-fsdevel@vger.kernel.org
L: linux-xfs@vger.kernel.org
@@ -9776,7 +9776,7 @@
KERNEL VIRTUAL MACHINE FOR X86 (KVM/x86)
M: Paolo Bonzini <pbonzini@redhat.com>
-R: Sean Christopherson <sean.j.christopherson@intel.com>
+R: Sean Christopherson <seanjc@google.com>
R: Vitaly Kuznetsov <vkuznets@redhat.com>
R: Wanpeng Li <wanpengli@tencent.com>
R: Jim Mattson <jmattson@google.com>
@@ -10260,7 +10260,6 @@
T: git git://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu.git dev
F: Documentation/atomic_bitops.txt
F: Documentation/atomic_t.txt
-F: Documentation/core-api/atomic_ops.rst
F: Documentation/core-api/refcount-vs-atomic.rst
F: Documentation/litmus-tests/
F: Documentation/memory-barriers.txt
@@ -10847,7 +10846,7 @@
MCAN MMIO DEVICE DRIVER
M: Dan Murphy <dmurphy@ti.com>
-M: Sriram Dash <sriram.dash@samsung.com>
+M: Pankaj Sharma <pankj.sharma@samsung.com>
L: linux-can@vger.kernel.org
S: Maintained
F: Documentation/devicetree/bindings/net/can/bosch,m_can.yaml
@@ -11667,7 +11666,7 @@
MICROCHIP KSZ SERIES ETHERNET SWITCH DRIVER
M: Woojung Huh <woojung.huh@microchip.com>
-M: Microchip Linux Driver Support <UNGLinuxDriver@microchip.com>
+M: UNGLinuxDriver@microchip.com
L: netdev@vger.kernel.org
S: Maintained
F: Documentation/devicetree/bindings/net/dsa/microchip,ksz.yaml
@@ -11677,7 +11676,7 @@
MICROCHIP LAN743X ETHERNET DRIVER
M: Bryan Whitehead <bryan.whitehead@microchip.com>
-M: Microchip Linux Driver Support <UNGLinuxDriver@microchip.com>
+M: UNGLinuxDriver@microchip.com
L: netdev@vger.kernel.org
S: Maintained
F: drivers/net/ethernet/microchip/lan743x_*
@@ -11771,7 +11770,7 @@
MICROSEMI MIPS SOCS
M: Alexandre Belloni <alexandre.belloni@bootlin.com>
-M: Microchip Linux Driver Support <UNGLinuxDriver@microchip.com>
+M: UNGLinuxDriver@microchip.com
L: linux-mips@vger.kernel.org
S: Supported
F: Documentation/devicetree/bindings/mips/mscc.txt
@@ -12825,10 +12824,10 @@
F: include/linux/objtool.h
OCELOT ETHERNET SWITCH DRIVER
-M: Microchip Linux Driver Support <UNGLinuxDriver@microchip.com>
M: Vladimir Oltean <vladimir.oltean@nxp.com>
M: Claudiu Manoil <claudiu.manoil@nxp.com>
M: Alexandre Belloni <alexandre.belloni@bootlin.com>
+M: UNGLinuxDriver@microchip.com
L: netdev@vger.kernel.org
S: Supported
F: drivers/net/dsa/ocelot/*
@@ -13890,7 +13889,7 @@
PENSANDO ETHERNET DRIVERS
M: Shannon Nelson <snelson@pensando.io>
-M: Pensando Drivers <drivers@pensando.io>
+M: drivers@pensando.io
L: netdev@vger.kernel.org
S: Supported
F: Documentation/networking/device_drivers/ethernet/pensando/ionic.rst
@@ -14669,7 +14668,7 @@
F: drivers/net/wireless/ath/ath11k/
QUALCOMM ATHEROS ATH9K WIRELESS DRIVER
-M: QCA ath9k Development <ath9k-devel@qca.qualcomm.com>
+M: ath9k-devel@qca.qualcomm.com
L: linux-wireless@vger.kernel.org
S: Supported
W: https://wireless.wiki.kernel.org/en/users/Drivers/ath9k
@@ -17553,6 +17552,19 @@
F: Documentation/devicetree/bindings/iio/dac/ti,dac7612.txt
F: drivers/iio/dac/ti-dac7612.c
+TEXAS INSTRUMENTS DMA DRIVERS
+M: Peter Ujfalusi <peter.ujfalusi@gmail.com>
+L: dmaengine@vger.kernel.org
+S: Maintained
+F: Documentation/devicetree/bindings/dma/ti-dma-crossbar.txt
+F: Documentation/devicetree/bindings/dma/ti-edma.txt
+F: Documentation/devicetree/bindings/dma/ti/
+F: drivers/dma/ti/
+X: drivers/dma/ti/cppi41.c
+F: include/linux/dma/k3-udma-glue.h
+F: include/linux/dma/ti-cppi5.h
+F: include/linux/dma/k3-psil.h
+
TEXAS INSTRUMENTS' SYSTEM CONTROL INTERFACE (TISCI) PROTOCOL DRIVER
M: Nishanth Menon <nm@ti.com>
M: Tero Kristo <t-kristo@ti.com>
@@ -18370,7 +18382,7 @@
USB LAN78XX ETHERNET DRIVER
M: Woojung Huh <woojung.huh@microchip.com>
-M: Microchip Linux Driver Support <UNGLinuxDriver@microchip.com>
+M: UNGLinuxDriver@microchip.com
L: netdev@vger.kernel.org
S: Maintained
F: Documentation/devicetree/bindings/net/microchip,lan78xx.txt
@@ -18484,7 +18496,7 @@
USB SMSC95XX ETHERNET DRIVER
M: Steve Glendinning <steve.glendinning@shawell.net>
-M: Microchip Linux Driver Support <UNGLinuxDriver@microchip.com>
+M: UNGLinuxDriver@microchip.com
L: netdev@vger.kernel.org
S: Maintained
F: drivers/net/usb/smsc95xx.*
@@ -19031,7 +19043,7 @@
VMWARE VMXNET3 ETHERNET DRIVER
M: Ronak Doshi <doshir@vmware.com>
-M: "VMware, Inc." <pv-drivers@vmware.com>
+M: pv-drivers@vmware.com
L: netdev@vger.kernel.org
S: Maintained
F: drivers/net/vmxnet3/
@@ -19505,7 +19517,7 @@
F: drivers/xen/*swiotlb*
XFS FILESYSTEM
-M: Darrick J. Wong <darrick.wong@oracle.com>
+M: Darrick J. Wong <djwong@kernel.org>
M: linux-xfs@vger.kernel.org
L: linux-xfs@vger.kernel.org
S: Supported
diff --git a/Makefile b/Makefile
index 3d328b7..8b2c3f8 100644
--- a/Makefile
+++ b/Makefile
@@ -2,7 +2,7 @@
VERSION = 5
PATCHLEVEL = 11
SUBLEVEL = 0
-EXTRAVERSION = -rc1
+EXTRAVERSION = -rc2
NAME = Kleptomaniac Octopus
# *DOCUMENTATION*
diff --git a/arch/alpha/include/asm/local64.h b/arch/alpha/include/asm/local64.h
deleted file mode 100644
index 36c93b5..0000000
--- a/arch/alpha/include/asm/local64.h
+++ /dev/null
@@ -1 +0,0 @@
-#include <asm-generic/local64.h>
diff --git a/arch/arc/Makefile b/arch/arc/Makefile
index 0c6bf0d..578bdbb 100644
--- a/arch/arc/Makefile
+++ b/arch/arc/Makefile
@@ -102,16 +102,22 @@
boot := arch/arc/boot
-#default target for make without any arguments.
-KBUILD_IMAGE := $(boot)/bootpImage
+boot_targets := uImage.bin uImage.gz uImage.lzma
-all: bootpImage
-bootpImage: vmlinux
-
-boot_targets += uImage uImage.bin uImage.gz
-
+PHONY += $(boot_targets)
$(boot_targets): vmlinux
$(Q)$(MAKE) $(build)=$(boot) $(boot)/$@
+uimage-default-y := uImage.bin
+uimage-default-$(CONFIG_KERNEL_GZIP) := uImage.gz
+uimage-default-$(CONFIG_KERNEL_LZMA) := uImage.lzma
+
+PHONY += uImage
+uImage: $(uimage-default-y)
+ @ln -sf $< $(boot)/uImage
+ @$(kecho) ' Image $(boot)/uImage is ready'
+
+CLEAN_FILES += $(boot)/uImage
+
archclean:
$(Q)$(MAKE) $(clean)=$(boot)
diff --git a/arch/arc/boot/Makefile b/arch/arc/boot/Makefile
index 538b92f..5648748 100644
--- a/arch/arc/boot/Makefile
+++ b/arch/arc/boot/Makefile
@@ -1,5 +1,4 @@
# SPDX-License-Identifier: GPL-2.0
-targets := vmlinux.bin vmlinux.bin.gz uImage
# uImage build relies on mkimage being availble on your host for ARC target
# You will need to build u-boot for ARC, rename mkimage to arc-elf32-mkimage
@@ -7,23 +6,18 @@
OBJCOPYFLAGS= -O binary -R .note -R .note.gnu.build-id -R .comment -S
-LINUX_START_TEXT = $$(readelf -h vmlinux | \
+LINUX_START_TEXT = $$($(READELF) -h vmlinux | \
grep "Entry point address" | grep -o 0x.*)
UIMAGE_LOADADDR = $(CONFIG_LINUX_LINK_BASE)
UIMAGE_ENTRYADDR = $(LINUX_START_TEXT)
-suffix-y := bin
-suffix-$(CONFIG_KERNEL_GZIP) := gz
-suffix-$(CONFIG_KERNEL_LZMA) := lzma
-
-targets += uImage
+targets += vmlinux.bin
+targets += vmlinux.bin.gz
+targets += vmlinux.bin.lzma
targets += uImage.bin
targets += uImage.gz
targets += uImage.lzma
-extra-y += vmlinux.bin
-extra-y += vmlinux.bin.gz
-extra-y += vmlinux.bin.lzma
$(obj)/vmlinux.bin: vmlinux FORCE
$(call if_changed,objcopy)
@@ -42,7 +36,3 @@
$(obj)/uImage.lzma: $(obj)/vmlinux.bin.lzma FORCE
$(call if_changed,uimage,lzma)
-
-$(obj)/uImage: $(obj)/uImage.$(suffix-y)
- @ln -sf $(notdir $<) $@
- @echo ' Image $@ is ready'
diff --git a/arch/arc/include/asm/Kbuild b/arch/arc/include/asm/Kbuild
index 81f4ede..3c1afa5 100644
--- a/arch/arc/include/asm/Kbuild
+++ b/arch/arc/include/asm/Kbuild
@@ -1,7 +1,6 @@
# SPDX-License-Identifier: GPL-2.0
generic-y += extable.h
generic-y += kvm_para.h
-generic-y += local64.h
generic-y += mcs_spinlock.h
generic-y += parport.h
generic-y += user.h
diff --git a/arch/arm/boot/dts/omap3-n950-n9.dtsi b/arch/arm/boot/dts/omap3-n950-n9.dtsi
index 11d41e8..7dde9fb 100644
--- a/arch/arm/boot/dts/omap3-n950-n9.dtsi
+++ b/arch/arm/boot/dts/omap3-n950-n9.dtsi
@@ -494,3 +494,11 @@
clock-names = "sysclk";
};
};
+
+&aes1_target {
+ status = "disabled";
+};
+
+&aes2_target {
+ status = "disabled";
+};
diff --git a/arch/arm/boot/dts/picoxcell-pc3x2.dtsi b/arch/arm/boot/dts/picoxcell-pc3x2.dtsi
index c4c6c7e..5898879 100644
--- a/arch/arm/boot/dts/picoxcell-pc3x2.dtsi
+++ b/arch/arm/boot/dts/picoxcell-pc3x2.dtsi
@@ -45,18 +45,21 @@
emac: gem@30000 {
compatible = "cadence,gem";
reg = <0x30000 0x10000>;
+ interrupt-parent = <&vic0>;
interrupts = <31>;
};
dmac1: dmac@40000 {
compatible = "snps,dw-dmac";
reg = <0x40000 0x10000>;
+ interrupt-parent = <&vic0>;
interrupts = <25>;
};
dmac2: dmac@50000 {
compatible = "snps,dw-dmac";
reg = <0x50000 0x10000>;
+ interrupt-parent = <&vic0>;
interrupts = <26>;
};
@@ -233,6 +236,7 @@
axi2pico@c0000000 {
compatible = "picochip,axi2pico-pc3x2";
reg = <0xc0000000 0x10000>;
+ interrupt-parent = <&vic0>;
interrupts = <13 14 15 16 17 18 19 20 21>;
};
};
diff --git a/arch/arm/boot/dts/ste-ux500-samsung-golden.dts b/arch/arm/boot/dts/ste-ux500-samsung-golden.dts
index 496f9d3..60fe618 100644
--- a/arch/arm/boot/dts/ste-ux500-samsung-golden.dts
+++ b/arch/arm/boot/dts/ste-ux500-samsung-golden.dts
@@ -329,6 +329,7 @@
panel@0 {
compatible = "samsung,s6e63m0";
reg = <0>;
+ max-brightness = <15>;
vdd3-supply = <&panel_reg_3v0>;
vci-supply = <&panel_reg_1v8>;
reset-gpios = <&gpio4 11 GPIO_ACTIVE_LOW>;
diff --git a/arch/arm/configs/omap2plus_defconfig b/arch/arm/configs/omap2plus_defconfig
index 1c11d15..b515c31 100644
--- a/arch/arm/configs/omap2plus_defconfig
+++ b/arch/arm/configs/omap2plus_defconfig
@@ -279,6 +279,7 @@
CONFIG_SERIAL_DEV_BUS=y
CONFIG_I2C_CHARDEV=y
CONFIG_SPI=y
+CONFIG_SPI_GPIO=m
CONFIG_SPI_OMAP24XX=y
CONFIG_SPI_TI_QSPI=m
CONFIG_HSI=m
@@ -296,7 +297,6 @@
CONFIG_W1=m
CONFIG_HDQ_MASTER_OMAP=m
CONFIG_W1_SLAVE_DS250X=m
-CONFIG_POWER_AVS=y
CONFIG_POWER_RESET=y
CONFIG_POWER_RESET_GPIO=y
CONFIG_BATTERY_BQ27XXX=m
diff --git a/arch/arm/crypto/chacha-glue.c b/arch/arm/crypto/chacha-glue.c
index 7b5cf84..cdde8fd 100644
--- a/arch/arm/crypto/chacha-glue.c
+++ b/arch/arm/crypto/chacha-glue.c
@@ -60,6 +60,7 @@
chacha_block_xor_neon(state, d, s, nrounds);
if (d != dst)
memcpy(dst, buf, bytes);
+ state[12]++;
}
}
diff --git a/arch/arm/include/asm/Kbuild b/arch/arm/include/asm/Kbuild
index 4a0848a..03657ff 100644
--- a/arch/arm/include/asm/Kbuild
+++ b/arch/arm/include/asm/Kbuild
@@ -2,7 +2,6 @@
generic-y += early_ioremap.h
generic-y += extable.h
generic-y += flat.h
-generic-y += local64.h
generic-y += parport.h
generated-y += mach-types.h
diff --git a/arch/arm/mach-omap2/omap_device.c b/arch/arm/mach-omap2/omap_device.c
index f319170..56d6814 100644
--- a/arch/arm/mach-omap2/omap_device.c
+++ b/arch/arm/mach-omap2/omap_device.c
@@ -230,10 +230,12 @@
break;
case BUS_NOTIFY_BIND_DRIVER:
od = to_omap_device(pdev);
- if (od && (od->_state == OMAP_DEVICE_STATE_ENABLED) &&
- pm_runtime_status_suspended(dev)) {
+ if (od) {
od->_driver_status = BUS_NOTIFY_BIND_DRIVER;
- pm_runtime_set_active(dev);
+ if (od->_state == OMAP_DEVICE_STATE_ENABLED &&
+ pm_runtime_status_suspended(dev)) {
+ pm_runtime_set_active(dev);
+ }
}
break;
case BUS_NOTIFY_ADD_DEVICE:
diff --git a/arch/arm/mach-omap2/pmic-cpcap.c b/arch/arm/mach-omap2/pmic-cpcap.c
index eab281a..09076ad 100644
--- a/arch/arm/mach-omap2/pmic-cpcap.c
+++ b/arch/arm/mach-omap2/pmic-cpcap.c
@@ -71,7 +71,7 @@
.vp_vstepmin = OMAP4_VP_VSTEPMIN_VSTEPMIN,
.vp_vstepmax = OMAP4_VP_VSTEPMAX_VSTEPMAX,
.vddmin = 900000,
- .vddmax = 1350000,
+ .vddmax = 1375000,
.vp_timeout_us = OMAP4_VP_VLIMITTO_TIMEOUT_US,
.i2c_slave_addr = 0x44,
.volt_reg_addr = 0x0,
diff --git a/arch/arm64/Makefile b/arch/arm64/Makefile
index 6be9b37..9030920 100644
--- a/arch/arm64/Makefile
+++ b/arch/arm64/Makefile
@@ -10,7 +10,7 @@
#
# Copyright (C) 1995-2001 by Russell King
-LDFLAGS_vmlinux :=--no-undefined -X -z norelro
+LDFLAGS_vmlinux :=--no-undefined -X
ifeq ($(CONFIG_RELOCATABLE), y)
# Pass --no-apply-dynamic-relocs to restore pre-binutils-2.27 behaviour
@@ -115,16 +115,20 @@
CHECKFLAGS += -D__AARCH64EB__
# Prefer the baremetal ELF build target, but not all toolchains include
# it so fall back to the standard linux version if needed.
-KBUILD_LDFLAGS += -EB $(call ld-option, -maarch64elfb, -maarch64linuxb)
+KBUILD_LDFLAGS += -EB $(call ld-option, -maarch64elfb, -maarch64linuxb -z norelro)
UTS_MACHINE := aarch64_be
else
KBUILD_CPPFLAGS += -mlittle-endian
CHECKFLAGS += -D__AARCH64EL__
# Same as above, prefer ELF but fall back to linux target if needed.
-KBUILD_LDFLAGS += -EL $(call ld-option, -maarch64elf, -maarch64linux)
+KBUILD_LDFLAGS += -EL $(call ld-option, -maarch64elf, -maarch64linux -z norelro)
UTS_MACHINE := aarch64
endif
+ifeq ($(CONFIG_LD_IS_LLD), y)
+KBUILD_LDFLAGS += -z norelro
+endif
+
CHECKFLAGS += -D__aarch64__
ifeq ($(CONFIG_DYNAMIC_FTRACE_WITH_REGS),y)
diff --git a/arch/arm64/boot/dts/bitmain/bm1880.dtsi b/arch/arm64/boot/dts/bitmain/bm1880.dtsi
index fa6e690..53a9b76 100644
--- a/arch/arm64/boot/dts/bitmain/bm1880.dtsi
+++ b/arch/arm64/boot/dts/bitmain/bm1880.dtsi
@@ -127,7 +127,7 @@
compatible = "snps,dw-apb-gpio-port";
gpio-controller;
#gpio-cells = <2>;
- snps,nr-gpios = <32>;
+ ngpios = <32>;
reg = <0>;
interrupt-controller;
#interrupt-cells = <2>;
@@ -145,7 +145,7 @@
compatible = "snps,dw-apb-gpio-port";
gpio-controller;
#gpio-cells = <2>;
- snps,nr-gpios = <32>;
+ ngpios = <32>;
reg = <0>;
interrupt-controller;
#interrupt-cells = <2>;
@@ -163,7 +163,7 @@
compatible = "snps,dw-apb-gpio-port";
gpio-controller;
#gpio-cells = <2>;
- snps,nr-gpios = <8>;
+ ngpios = <8>;
reg = <0>;
interrupt-controller;
#interrupt-cells = <2>;
diff --git a/arch/arm64/include/asm/Kbuild b/arch/arm64/include/asm/Kbuild
index ff9cbb6..07ac208 100644
--- a/arch/arm64/include/asm/Kbuild
+++ b/arch/arm64/include/asm/Kbuild
@@ -1,6 +1,5 @@
# SPDX-License-Identifier: GPL-2.0
generic-y += early_ioremap.h
-generic-y += local64.h
generic-y += mcs_spinlock.h
generic-y += qrwlock.h
generic-y += qspinlock.h
diff --git a/arch/arm64/include/asm/kvm_host.h b/arch/arm64/include/asm/kvm_host.h
index 11beda8..8fcfab0 100644
--- a/arch/arm64/include/asm/kvm_host.h
+++ b/arch/arm64/include/asm/kvm_host.h
@@ -17,6 +17,7 @@
#include <linux/jump_label.h>
#include <linux/kvm_types.h>
#include <linux/percpu.h>
+#include <linux/psci.h>
#include <asm/arch_gicv3.h>
#include <asm/barrier.h>
#include <asm/cpufeature.h>
@@ -240,6 +241,28 @@
struct kvm_pmu_events pmu_events;
};
+struct kvm_host_psci_config {
+ /* PSCI version used by host. */
+ u32 version;
+
+ /* Function IDs used by host if version is v0.1. */
+ struct psci_0_1_function_ids function_ids_0_1;
+
+ bool psci_0_1_cpu_suspend_implemented;
+ bool psci_0_1_cpu_on_implemented;
+ bool psci_0_1_cpu_off_implemented;
+ bool psci_0_1_migrate_implemented;
+};
+
+extern struct kvm_host_psci_config kvm_nvhe_sym(kvm_host_psci_config);
+#define kvm_host_psci_config CHOOSE_NVHE_SYM(kvm_host_psci_config)
+
+extern s64 kvm_nvhe_sym(hyp_physvirt_offset);
+#define hyp_physvirt_offset CHOOSE_NVHE_SYM(hyp_physvirt_offset)
+
+extern u64 kvm_nvhe_sym(hyp_cpu_logical_map)[NR_CPUS];
+#define hyp_cpu_logical_map CHOOSE_NVHE_SYM(hyp_cpu_logical_map)
+
struct vcpu_reset_state {
unsigned long pc;
unsigned long r0;
diff --git a/arch/arm64/include/asm/processor.h b/arch/arm64/include/asm/processor.h
index ca2cd75..69ad25f 100644
--- a/arch/arm64/include/asm/processor.h
+++ b/arch/arm64/include/asm/processor.h
@@ -94,7 +94,8 @@
#endif /* CONFIG_ARM64_FORCE_52BIT */
extern phys_addr_t arm64_dma_phys_limit;
-#define ARCH_LOW_ADDRESS_LIMIT (arm64_dma_phys_limit - 1)
+extern phys_addr_t arm64_dma32_phys_limit;
+#define ARCH_LOW_ADDRESS_LIMIT ((arm64_dma_phys_limit ? : arm64_dma32_phys_limit) - 1)
struct debug_info {
#ifdef CONFIG_HAVE_HW_BREAKPOINT
diff --git a/arch/arm64/include/asm/uaccess.h b/arch/arm64/include/asm/uaccess.h
index 6f986e0..f0fe0cc 100644
--- a/arch/arm64/include/asm/uaccess.h
+++ b/arch/arm64/include/asm/uaccess.h
@@ -176,10 +176,21 @@
* The Tag check override (TCO) bit disables temporarily the tag checking
* preventing the issue.
*/
-static inline void uaccess_disable_privileged(void)
+static inline void __uaccess_disable_tco(void)
{
asm volatile(ALTERNATIVE("nop", SET_PSTATE_TCO(0),
ARM64_MTE, CONFIG_KASAN_HW_TAGS));
+}
+
+static inline void __uaccess_enable_tco(void)
+{
+ asm volatile(ALTERNATIVE("nop", SET_PSTATE_TCO(1),
+ ARM64_MTE, CONFIG_KASAN_HW_TAGS));
+}
+
+static inline void uaccess_disable_privileged(void)
+{
+ __uaccess_disable_tco();
if (uaccess_ttbr0_disable())
return;
@@ -189,8 +200,7 @@
static inline void uaccess_enable_privileged(void)
{
- asm volatile(ALTERNATIVE("nop", SET_PSTATE_TCO(1),
- ARM64_MTE, CONFIG_KASAN_HW_TAGS));
+ __uaccess_enable_tco();
if (uaccess_ttbr0_enable())
return;
diff --git a/arch/arm64/kernel/cpufeature.c b/arch/arm64/kernel/cpufeature.c
index 7ffb5f1..e99edde 100644
--- a/arch/arm64/kernel/cpufeature.c
+++ b/arch/arm64/kernel/cpufeature.c
@@ -2568,7 +2568,7 @@
int parange, ipa_max;
unsigned int safe_vmid_bits, vmid_bits;
- if (!IS_ENABLED(CONFIG_KVM) || !IS_ENABLED(CONFIG_KVM_ARM_HOST))
+ if (!IS_ENABLED(CONFIG_KVM))
return;
safe_mmfr1 = read_sanitised_ftr_reg(SYS_ID_AA64MMFR1_EL1);
diff --git a/arch/arm64/kernel/entry.S b/arch/arm64/kernel/entry.S
index 2a93fa5..a8c3e7a 100644
--- a/arch/arm64/kernel/entry.S
+++ b/arch/arm64/kernel/entry.S
@@ -182,7 +182,6 @@
mrs_s \tmp2, SYS_GCR_EL1
bfi \tmp2, \tmp, #0, #16
msr_s SYS_GCR_EL1, \tmp2
- isb
#endif
.endm
@@ -194,6 +193,7 @@
ldr_l \tmp, gcr_kernel_excl
mte_set_gcr \tmp, \tmp2
+ isb
1:
#endif
.endm
diff --git a/arch/arm64/kernel/smp.c b/arch/arm64/kernel/smp.c
index 6bc3a36..ad00f99 100644
--- a/arch/arm64/kernel/smp.c
+++ b/arch/arm64/kernel/smp.c
@@ -434,7 +434,7 @@
"CPU: CPUs started in inconsistent modes");
else
pr_info("CPU: All CPU(s) started at EL1\n");
- if (IS_ENABLED(CONFIG_KVM))
+ if (IS_ENABLED(CONFIG_KVM) && !is_kernel_in_hyp_mode())
kvm_compute_layout();
}
@@ -807,7 +807,6 @@
unsigned int cpu, i;
for (i = 0; i < NR_IPI; i++) {
- unsigned int irq = irq_desc_get_irq(ipi_desc[i]);
seq_printf(p, "%*s%u:%s", prec - 1, "IPI", i,
prec >= 4 ? " " : "");
for_each_online_cpu(cpu)
diff --git a/arch/arm64/kernel/traps.c b/arch/arm64/kernel/traps.c
index 08156be..6895ce7 100644
--- a/arch/arm64/kernel/traps.c
+++ b/arch/arm64/kernel/traps.c
@@ -42,7 +42,6 @@
#include <asm/smp.h>
#include <asm/stack_pointer.h>
#include <asm/stacktrace.h>
-#include <asm/exception.h>
#include <asm/system_misc.h>
#include <asm/sysreg.h>
diff --git a/arch/arm64/kernel/vdso/Makefile b/arch/arm64/kernel/vdso/Makefile
index a8f8e40..cd9c3fa 100644
--- a/arch/arm64/kernel/vdso/Makefile
+++ b/arch/arm64/kernel/vdso/Makefile
@@ -24,8 +24,7 @@
# routines, as x86 does (see 6f121e548f83 ("x86, vdso: Reimplement vdso.so
# preparation in build-time C")).
ldflags-y := -shared -nostdlib -soname=linux-vdso.so.1 --hash-style=sysv \
- -Bsymbolic $(call ld-option, --no-eh-frame-hdr) --build-id=sha1 -n \
- $(btildflags-y) -T
+ -Bsymbolic --build-id=sha1 -n $(btildflags-y) -T
ccflags-y := -fno-common -fno-builtin -fno-stack-protector -ffixed-x18
ccflags-y += -DDISABLE_BRANCH_PROFILING -DBUILD_VDSO
diff --git a/arch/arm64/kernel/vdso/vdso.lds.S b/arch/arm64/kernel/vdso/vdso.lds.S
index d808ad3..61dbb4c 100644
--- a/arch/arm64/kernel/vdso/vdso.lds.S
+++ b/arch/arm64/kernel/vdso/vdso.lds.S
@@ -40,9 +40,6 @@
PROVIDE (_etext = .);
PROVIDE (etext = .);
- .eh_frame_hdr : { *(.eh_frame_hdr) } :text :eh_frame_hdr
- .eh_frame : { KEEP (*(.eh_frame)) } :text
-
.dynamic : { *(.dynamic) } :text :dynamic
.rodata : { *(.rodata*) } :text
@@ -54,6 +51,7 @@
*(.note.GNU-stack)
*(.data .data.* .gnu.linkonce.d.* .sdata*)
*(.bss .sbss .dynbss .dynsbss)
+ *(.eh_frame .eh_frame_hdr)
}
}
@@ -66,7 +64,6 @@
text PT_LOAD FLAGS(5) FILEHDR PHDRS; /* PF_R|PF_X */
dynamic PT_DYNAMIC FLAGS(4); /* PF_R */
note PT_NOTE FLAGS(4); /* PF_R */
- eh_frame_hdr PT_GNU_EH_FRAME;
}
/*
diff --git a/arch/arm64/kvm/Kconfig b/arch/arm64/kvm/Kconfig
index 043756d..3964acf 100644
--- a/arch/arm64/kvm/Kconfig
+++ b/arch/arm64/kvm/Kconfig
@@ -49,14 +49,6 @@
source "virt/kvm/Kconfig"
-config KVM_ARM_PMU
- bool "Virtual Performance Monitoring Unit (PMU) support"
- depends on HW_PERF_EVENTS
- default y
- help
- Adds support for a virtual Performance Monitoring Unit (PMU) in
- virtual machines.
-
endif # KVM
endif # VIRTUALIZATION
diff --git a/arch/arm64/kvm/Makefile b/arch/arm64/kvm/Makefile
index 60fd181..13b0172 100644
--- a/arch/arm64/kvm/Makefile
+++ b/arch/arm64/kvm/Makefile
@@ -24,4 +24,4 @@
vgic/vgic-mmio-v3.o vgic/vgic-kvm-device.o \
vgic/vgic-its.o vgic/vgic-debug.o
-kvm-$(CONFIG_KVM_ARM_PMU) += pmu-emul.o
+kvm-$(CONFIG_HW_PERF_EVENTS) += pmu-emul.o
diff --git a/arch/arm64/kvm/arch_timer.c b/arch/arm64/kvm/arch_timer.c
index 32ba6fb..74e06996 100644
--- a/arch/arm64/kvm/arch_timer.c
+++ b/arch/arm64/kvm/arch_timer.c
@@ -1129,9 +1129,10 @@
if (!irqchip_in_kernel(vcpu->kvm))
goto no_vgic;
- if (!vgic_initialized(vcpu->kvm))
- return -ENODEV;
-
+ /*
+ * At this stage, we have the guarantee that the vgic is both
+ * available and initialized.
+ */
if (!timer_irqs_are_valid(vcpu)) {
kvm_debug("incorrectly configured timer irqs\n");
return -EINVAL;
diff --git a/arch/arm64/kvm/arm.c b/arch/arm64/kvm/arm.c
index 6e637d2..04c44853 100644
--- a/arch/arm64/kvm/arm.c
+++ b/arch/arm64/kvm/arm.c
@@ -65,10 +65,6 @@
static DEFINE_PER_CPU(unsigned char, kvm_arm_hardware_enabled);
DEFINE_STATIC_KEY_FALSE(userspace_irqchip_in_use);
-extern u64 kvm_nvhe_sym(__cpu_logical_map)[NR_CPUS];
-extern u32 kvm_nvhe_sym(kvm_host_psci_version);
-extern struct psci_0_1_function_ids kvm_nvhe_sym(kvm_host_psci_0_1_function_ids);
-
int kvm_arch_vcpu_should_kick(struct kvm_vcpu *vcpu)
{
return kvm_vcpu_exiting_guest_mode(vcpu) == IN_GUEST_MODE;
@@ -584,11 +580,9 @@
* Map the VGIC hardware resources before running a vcpu the
* first time on this VM.
*/
- if (unlikely(!vgic_ready(kvm))) {
- ret = kvm_vgic_map_resources(kvm);
- if (ret)
- return ret;
- }
+ ret = kvm_vgic_map_resources(kvm);
+ if (ret)
+ return ret;
} else {
/*
* Tell the rest of the code that there are userspace irqchip
@@ -1574,12 +1568,12 @@
.notifier_call = hyp_init_cpu_pm_notifier,
};
-static void __init hyp_cpu_pm_init(void)
+static void hyp_cpu_pm_init(void)
{
if (!is_protected_kvm_enabled())
cpu_pm_register_notifier(&hyp_init_cpu_pm_nb);
}
-static void __init hyp_cpu_pm_exit(void)
+static void hyp_cpu_pm_exit(void)
{
if (!is_protected_kvm_enabled())
cpu_pm_unregister_notifier(&hyp_init_cpu_pm_nb);
@@ -1604,9 +1598,12 @@
* allow any other CPUs from the `possible` set to boot.
*/
for_each_online_cpu(cpu)
- kvm_nvhe_sym(__cpu_logical_map)[cpu] = cpu_logical_map(cpu);
+ hyp_cpu_logical_map[cpu] = cpu_logical_map(cpu);
}
+#define init_psci_0_1_impl_state(config, what) \
+ config.psci_0_1_ ## what ## _implemented = psci_ops.what
+
static bool init_psci_relay(void)
{
/*
@@ -1618,8 +1615,15 @@
return false;
}
- kvm_nvhe_sym(kvm_host_psci_version) = psci_ops.get_version();
- kvm_nvhe_sym(kvm_host_psci_0_1_function_ids) = get_psci_0_1_function_ids();
+ kvm_host_psci_config.version = psci_ops.get_version();
+
+ if (kvm_host_psci_config.version == PSCI_VERSION(0, 1)) {
+ kvm_host_psci_config.function_ids_0_1 = get_psci_0_1_function_ids();
+ init_psci_0_1_impl_state(kvm_host_psci_config, cpu_suspend);
+ init_psci_0_1_impl_state(kvm_host_psci_config, cpu_on);
+ init_psci_0_1_impl_state(kvm_host_psci_config, cpu_off);
+ init_psci_0_1_impl_state(kvm_host_psci_config, migrate);
+ }
return true;
}
diff --git a/arch/arm64/kvm/hyp/include/hyp/adjust_pc.h b/arch/arm64/kvm/hyp/include/hyp/adjust_pc.h
index b1f6092..6171635 100644
--- a/arch/arm64/kvm/hyp/include/hyp/adjust_pc.h
+++ b/arch/arm64/kvm/hyp/include/hyp/adjust_pc.h
@@ -59,4 +59,13 @@
}
}
+/*
+ * Skip an instruction while host sysregs are live.
+ * Assumes host is always 64-bit.
+ */
+static inline void kvm_skip_host_instr(void)
+{
+ write_sysreg_el2(read_sysreg_el2(SYS_ELR) + 4, SYS_ELR);
+}
+
#endif
diff --git a/arch/arm64/kvm/hyp/nvhe/hyp-main.c b/arch/arm64/kvm/hyp/nvhe/hyp-main.c
index bde658d..a906f9e 100644
--- a/arch/arm64/kvm/hyp/nvhe/hyp-main.c
+++ b/arch/arm64/kvm/hyp/nvhe/hyp-main.c
@@ -157,11 +157,6 @@
__kvm_hyp_host_forward_smc(host_ctxt);
}
-static void skip_host_instruction(void)
-{
- write_sysreg_el2(read_sysreg_el2(SYS_ELR) + 4, SYS_ELR);
-}
-
static void handle_host_smc(struct kvm_cpu_context *host_ctxt)
{
bool handled;
@@ -170,11 +165,8 @@
if (!handled)
default_host_smc_handler(host_ctxt);
- /*
- * Unlike HVC, the return address of an SMC is the instruction's PC.
- * Move the return address past the instruction.
- */
- skip_host_instruction();
+ /* SMC was trapped, move ELR past the current PC. */
+ kvm_skip_host_instr();
}
void handle_trap(struct kvm_cpu_context *host_ctxt)
diff --git a/arch/arm64/kvm/hyp/nvhe/hyp-smp.c b/arch/arm64/kvm/hyp/nvhe/hyp-smp.c
index cbab0c6..2997aa1 100644
--- a/arch/arm64/kvm/hyp/nvhe/hyp-smp.c
+++ b/arch/arm64/kvm/hyp/nvhe/hyp-smp.c
@@ -14,14 +14,14 @@
* Other CPUs should not be allowed to boot because their features were
* not checked against the finalized system capabilities.
*/
-u64 __ro_after_init __cpu_logical_map[NR_CPUS] = { [0 ... NR_CPUS-1] = INVALID_HWID };
+u64 __ro_after_init hyp_cpu_logical_map[NR_CPUS] = { [0 ... NR_CPUS-1] = INVALID_HWID };
u64 cpu_logical_map(unsigned int cpu)
{
- if (cpu >= ARRAY_SIZE(__cpu_logical_map))
+ if (cpu >= ARRAY_SIZE(hyp_cpu_logical_map))
hyp_panic();
- return __cpu_logical_map[cpu];
+ return hyp_cpu_logical_map[cpu];
}
unsigned long __hyp_per_cpu_offset(unsigned int cpu)
diff --git a/arch/arm64/kvm/hyp/nvhe/psci-relay.c b/arch/arm64/kvm/hyp/nvhe/psci-relay.c
index 08dc9de..e394784 100644
--- a/arch/arm64/kvm/hyp/nvhe/psci-relay.c
+++ b/arch/arm64/kvm/hyp/nvhe/psci-relay.c
@@ -7,11 +7,8 @@
#include <asm/kvm_asm.h>
#include <asm/kvm_hyp.h>
#include <asm/kvm_mmu.h>
-#include <kvm/arm_hypercalls.h>
#include <linux/arm-smccc.h>
#include <linux/kvm_host.h>
-#include <linux/psci.h>
-#include <kvm/arm_psci.h>
#include <uapi/linux/psci.h>
#include <nvhe/trap_handler.h>
@@ -22,9 +19,8 @@
void __noreturn __host_enter(struct kvm_cpu_context *host_ctxt);
/* Config options set by the host. */
-__ro_after_init u32 kvm_host_psci_version;
-__ro_after_init struct psci_0_1_function_ids kvm_host_psci_0_1_function_ids;
-__ro_after_init s64 hyp_physvirt_offset;
+struct kvm_host_psci_config __ro_after_init kvm_host_psci_config;
+s64 __ro_after_init hyp_physvirt_offset;
#define __hyp_pa(x) ((phys_addr_t)((x)) + hyp_physvirt_offset)
@@ -47,19 +43,16 @@
static DEFINE_PER_CPU(struct psci_boot_args, cpu_on_args) = PSCI_BOOT_ARGS_INIT;
static DEFINE_PER_CPU(struct psci_boot_args, suspend_args) = PSCI_BOOT_ARGS_INIT;
-static u64 get_psci_func_id(struct kvm_cpu_context *host_ctxt)
-{
- DECLARE_REG(u64, func_id, host_ctxt, 0);
-
- return func_id;
-}
+#define is_psci_0_1(what, func_id) \
+ (kvm_host_psci_config.psci_0_1_ ## what ## _implemented && \
+ (func_id) == kvm_host_psci_config.function_ids_0_1.what)
static bool is_psci_0_1_call(u64 func_id)
{
- return (func_id == kvm_host_psci_0_1_function_ids.cpu_suspend) ||
- (func_id == kvm_host_psci_0_1_function_ids.cpu_on) ||
- (func_id == kvm_host_psci_0_1_function_ids.cpu_off) ||
- (func_id == kvm_host_psci_0_1_function_ids.migrate);
+ return (is_psci_0_1(cpu_suspend, func_id) ||
+ is_psci_0_1(cpu_on, func_id) ||
+ is_psci_0_1(cpu_off, func_id) ||
+ is_psci_0_1(migrate, func_id));
}
static bool is_psci_0_2_call(u64 func_id)
@@ -69,16 +62,6 @@
(PSCI_0_2_FN64(0) <= func_id && func_id <= PSCI_0_2_FN64(31));
}
-static bool is_psci_call(u64 func_id)
-{
- switch (kvm_host_psci_version) {
- case PSCI_VERSION(0, 1):
- return is_psci_0_1_call(func_id);
- default:
- return is_psci_0_2_call(func_id);
- }
-}
-
static unsigned long psci_call(unsigned long fn, unsigned long arg0,
unsigned long arg1, unsigned long arg2)
{
@@ -248,15 +231,14 @@
static unsigned long psci_0_1_handler(u64 func_id, struct kvm_cpu_context *host_ctxt)
{
- if ((func_id == kvm_host_psci_0_1_function_ids.cpu_off) ||
- (func_id == kvm_host_psci_0_1_function_ids.migrate))
+ if (is_psci_0_1(cpu_off, func_id) || is_psci_0_1(migrate, func_id))
return psci_forward(host_ctxt);
- else if (func_id == kvm_host_psci_0_1_function_ids.cpu_on)
+ if (is_psci_0_1(cpu_on, func_id))
return psci_cpu_on(func_id, host_ctxt);
- else if (func_id == kvm_host_psci_0_1_function_ids.cpu_suspend)
+ if (is_psci_0_1(cpu_suspend, func_id))
return psci_cpu_suspend(func_id, host_ctxt);
- else
- return PSCI_RET_NOT_SUPPORTED;
+
+ return PSCI_RET_NOT_SUPPORTED;
}
static unsigned long psci_0_2_handler(u64 func_id, struct kvm_cpu_context *host_ctxt)
@@ -298,20 +280,23 @@
bool kvm_host_psci_handler(struct kvm_cpu_context *host_ctxt)
{
- u64 func_id = get_psci_func_id(host_ctxt);
+ DECLARE_REG(u64, func_id, host_ctxt, 0);
unsigned long ret;
- if (!is_psci_call(func_id))
- return false;
-
- switch (kvm_host_psci_version) {
+ switch (kvm_host_psci_config.version) {
case PSCI_VERSION(0, 1):
+ if (!is_psci_0_1_call(func_id))
+ return false;
ret = psci_0_1_handler(func_id, host_ctxt);
break;
case PSCI_VERSION(0, 2):
+ if (!is_psci_0_2_call(func_id))
+ return false;
ret = psci_0_2_handler(func_id, host_ctxt);
break;
default:
+ if (!is_psci_0_2_call(func_id))
+ return false;
ret = psci_1_0_handler(func_id, host_ctxt);
break;
}
diff --git a/arch/arm64/kvm/pmu-emul.c b/arch/arm64/kvm/pmu-emul.c
index 398f6df..4ad66a5 100644
--- a/arch/arm64/kvm/pmu-emul.c
+++ b/arch/arm64/kvm/pmu-emul.c
@@ -850,8 +850,6 @@
return -EINVAL;
}
- kvm_pmu_vcpu_reset(vcpu);
-
return 0;
}
diff --git a/arch/arm64/kvm/sys_regs.c b/arch/arm64/kvm/sys_regs.c
index 3313ded..42ccc27 100644
--- a/arch/arm64/kvm/sys_regs.c
+++ b/arch/arm64/kvm/sys_regs.c
@@ -594,6 +594,10 @@
{
u64 pmcr, val;
+ /* No PMU available, PMCR_EL0 may UNDEF... */
+ if (!kvm_arm_support_pmu_v3())
+ return;
+
pmcr = read_sysreg(pmcr_el0);
/*
* Writable bits of PMCR_EL0 (ARMV8_PMU_PMCR_MASK) are reset to UNKNOWN
@@ -919,7 +923,7 @@
#define reg_to_encoding(x) \
sys_reg((u32)(x)->Op0, (u32)(x)->Op1, \
- (u32)(x)->CRn, (u32)(x)->CRm, (u32)(x)->Op2);
+ (u32)(x)->CRn, (u32)(x)->CRm, (u32)(x)->Op2)
/* Silly macro to expand the DBG{BCR,BVR,WVR,WCR}n_EL1 registers in one go */
#define DBG_BCR_BVR_WCR_WVR_EL1(n) \
diff --git a/arch/arm64/kvm/va_layout.c b/arch/arm64/kvm/va_layout.c
index d8cc51b..70fcd6a 100644
--- a/arch/arm64/kvm/va_layout.c
+++ b/arch/arm64/kvm/va_layout.c
@@ -34,17 +34,16 @@
}
/*
- * Store a hyp VA <-> PA offset into a hyp-owned variable.
+ * Store a hyp VA <-> PA offset into a EL2-owned variable.
*/
static void init_hyp_physvirt_offset(void)
{
- extern s64 kvm_nvhe_sym(hyp_physvirt_offset);
u64 kern_va, hyp_va;
/* Compute the offset from the hyp VA and PA of a random symbol. */
- kern_va = (u64)kvm_ksym_ref(__hyp_text_start);
+ kern_va = (u64)lm_alias(__hyp_text_start);
hyp_va = __early_kern_hyp_va(kern_va);
- CHOOSE_NVHE_SYM(hyp_physvirt_offset) = (s64)__pa(kern_va) - (s64)hyp_va;
+ hyp_physvirt_offset = (s64)__pa(kern_va) - (s64)hyp_va;
}
/*
diff --git a/arch/arm64/kvm/vgic/vgic-init.c b/arch/arm64/kvm/vgic/vgic-init.c
index 32e32d6..052917d 100644
--- a/arch/arm64/kvm/vgic/vgic-init.c
+++ b/arch/arm64/kvm/vgic/vgic-init.c
@@ -419,7 +419,8 @@
* Map the MMIO regions depending on the VGIC model exposed to the guest
* called on the first VCPU run.
* Also map the virtual CPU interface into the VM.
- * v2/v3 derivatives call vgic_init if not already done.
+ * v2 calls vgic_init() if not already done.
+ * v3 and derivatives return an error if the VGIC is not initialized.
* vgic_ready() returns true if this function has succeeded.
* @kvm: kvm struct pointer
*/
@@ -428,7 +429,13 @@
struct vgic_dist *dist = &kvm->arch.vgic;
int ret = 0;
+ if (likely(vgic_ready(kvm)))
+ return 0;
+
mutex_lock(&kvm->lock);
+ if (vgic_ready(kvm))
+ goto out;
+
if (!irqchip_in_kernel(kvm))
goto out;
@@ -439,6 +446,8 @@
if (ret)
__kvm_vgic_destroy(kvm);
+ else
+ dist->ready = true;
out:
mutex_unlock(&kvm->lock);
diff --git a/arch/arm64/kvm/vgic/vgic-v2.c b/arch/arm64/kvm/vgic/vgic-v2.c
index ebf53a4..11934c2 100644
--- a/arch/arm64/kvm/vgic/vgic-v2.c
+++ b/arch/arm64/kvm/vgic/vgic-v2.c
@@ -306,20 +306,15 @@
struct vgic_dist *dist = &kvm->arch.vgic;
int ret = 0;
- if (vgic_ready(kvm))
- goto out;
-
if (IS_VGIC_ADDR_UNDEF(dist->vgic_dist_base) ||
IS_VGIC_ADDR_UNDEF(dist->vgic_cpu_base)) {
kvm_err("Need to set vgic cpu and dist addresses first\n");
- ret = -ENXIO;
- goto out;
+ return -ENXIO;
}
if (!vgic_v2_check_base(dist->vgic_dist_base, dist->vgic_cpu_base)) {
kvm_err("VGIC CPU and dist frames overlap\n");
- ret = -EINVAL;
- goto out;
+ return -EINVAL;
}
/*
@@ -329,13 +324,13 @@
ret = vgic_init(kvm);
if (ret) {
kvm_err("Unable to initialize VGIC dynamic data structures\n");
- goto out;
+ return ret;
}
ret = vgic_register_dist_iodev(kvm, dist->vgic_dist_base, VGIC_V2);
if (ret) {
kvm_err("Unable to register VGIC MMIO regions\n");
- goto out;
+ return ret;
}
if (!static_branch_unlikely(&vgic_v2_cpuif_trap)) {
@@ -344,14 +339,11 @@
KVM_VGIC_V2_CPU_SIZE, true);
if (ret) {
kvm_err("Unable to remap VGIC CPU to VCPU\n");
- goto out;
+ return ret;
}
}
- dist->ready = true;
-
-out:
- return ret;
+ return 0;
}
DEFINE_STATIC_KEY_FALSE(vgic_v2_cpuif_trap);
diff --git a/arch/arm64/kvm/vgic/vgic-v3.c b/arch/arm64/kvm/vgic/vgic-v3.c
index 9cdf39a94..52915b3 100644
--- a/arch/arm64/kvm/vgic/vgic-v3.c
+++ b/arch/arm64/kvm/vgic/vgic-v3.c
@@ -500,29 +500,23 @@
int ret = 0;
int c;
- if (vgic_ready(kvm))
- goto out;
-
kvm_for_each_vcpu(c, vcpu, kvm) {
struct vgic_cpu *vgic_cpu = &vcpu->arch.vgic_cpu;
if (IS_VGIC_ADDR_UNDEF(vgic_cpu->rd_iodev.base_addr)) {
kvm_debug("vcpu %d redistributor base not set\n", c);
- ret = -ENXIO;
- goto out;
+ return -ENXIO;
}
}
if (IS_VGIC_ADDR_UNDEF(dist->vgic_dist_base)) {
kvm_err("Need to set vgic distributor addresses first\n");
- ret = -ENXIO;
- goto out;
+ return -ENXIO;
}
if (!vgic_v3_check_base(kvm)) {
kvm_err("VGIC redist and dist frames overlap\n");
- ret = -EINVAL;
- goto out;
+ return -EINVAL;
}
/*
@@ -530,22 +524,19 @@
* the VGIC before we need to use it.
*/
if (!vgic_initialized(kvm)) {
- ret = -EBUSY;
- goto out;
+ return -EBUSY;
}
ret = vgic_register_dist_iodev(kvm, dist->vgic_dist_base, VGIC_V3);
if (ret) {
kvm_err("Unable to register VGICv3 dist MMIO regions\n");
- goto out;
+ return ret;
}
if (kvm_vgic_global_state.has_gicv4_1)
vgic_v4_configure_vsgis(kvm);
- dist->ready = true;
-out:
- return ret;
+ return 0;
}
DEFINE_STATIC_KEY_FALSE(vgic_v3_cpuif_trap);
diff --git a/arch/arm64/mm/init.c b/arch/arm64/mm/init.c
index 75addb3..7deddf5 100644
--- a/arch/arm64/mm/init.c
+++ b/arch/arm64/mm/init.c
@@ -59,7 +59,7 @@
* bit addressable memory area.
*/
phys_addr_t arm64_dma_phys_limit __ro_after_init;
-static phys_addr_t arm64_dma32_phys_limit __ro_after_init;
+phys_addr_t arm64_dma32_phys_limit __ro_after_init;
#ifdef CONFIG_KEXEC_CORE
/*
diff --git a/arch/arm64/mm/proc.S b/arch/arm64/mm/proc.S
index 37a54b5..1f7ee8c 100644
--- a/arch/arm64/mm/proc.S
+++ b/arch/arm64/mm/proc.S
@@ -46,7 +46,7 @@
#endif
#ifdef CONFIG_KASAN_HW_TAGS
-#define TCR_KASAN_HW_FLAGS SYS_TCR_EL1_TCMA1 | TCR_TBI1
+#define TCR_KASAN_HW_FLAGS SYS_TCR_EL1_TCMA1 | TCR_TBI1 | TCR_TBID1
#else
#define TCR_KASAN_HW_FLAGS 0
#endif
diff --git a/arch/csky/include/asm/Kbuild b/arch/csky/include/asm/Kbuild
index 9337225..cc24bb8 100644
--- a/arch/csky/include/asm/Kbuild
+++ b/arch/csky/include/asm/Kbuild
@@ -2,7 +2,6 @@
generic-y += asm-offsets.h
generic-y += gpio.h
generic-y += kvm_para.h
-generic-y += local64.h
generic-y += qrwlock.h
generic-y += user.h
generic-y += vmlinux.lds.h
diff --git a/arch/h8300/include/asm/Kbuild b/arch/h8300/include/asm/Kbuild
index ddf04f3..60ee7f0 100644
--- a/arch/h8300/include/asm/Kbuild
+++ b/arch/h8300/include/asm/Kbuild
@@ -2,7 +2,6 @@
generic-y += asm-offsets.h
generic-y += extable.h
generic-y += kvm_para.h
-generic-y += local64.h
generic-y += mcs_spinlock.h
generic-y += parport.h
generic-y += spinlock.h
diff --git a/arch/hexagon/include/asm/Kbuild b/arch/hexagon/include/asm/Kbuild
index 373964b..3ece3c9 100644
--- a/arch/hexagon/include/asm/Kbuild
+++ b/arch/hexagon/include/asm/Kbuild
@@ -2,5 +2,4 @@
generic-y += extable.h
generic-y += iomap.h
generic-y += kvm_para.h
-generic-y += local64.h
generic-y += mcs_spinlock.h
diff --git a/arch/ia64/include/asm/local64.h b/arch/ia64/include/asm/local64.h
deleted file mode 100644
index 36c93b5..0000000
--- a/arch/ia64/include/asm/local64.h
+++ /dev/null
@@ -1 +0,0 @@
-#include <asm-generic/local64.h>
diff --git a/arch/ia64/mm/init.c b/arch/ia64/mm/init.c
index 9b5acf8..e76386a 100644
--- a/arch/ia64/mm/init.c
+++ b/arch/ia64/mm/init.c
@@ -536,7 +536,7 @@
if (map_start < map_end)
memmap_init_zone((unsigned long)(map_end - map_start),
- args->nid, args->zone, page_to_pfn(map_start),
+ args->nid, args->zone, page_to_pfn(map_start), page_to_pfn(map_end),
MEMINIT_EARLY, NULL, MIGRATE_MOVABLE);
return 0;
}
@@ -546,7 +546,7 @@
unsigned long start_pfn)
{
if (!vmem_map) {
- memmap_init_zone(size, nid, zone, start_pfn,
+ memmap_init_zone(size, nid, zone, start_pfn, start_pfn + size,
MEMINIT_EARLY, NULL, MIGRATE_MOVABLE);
} else {
struct page *start;
diff --git a/arch/m68k/include/asm/Kbuild b/arch/m68k/include/asm/Kbuild
index 1bff55a..0dbf9c5 100644
--- a/arch/m68k/include/asm/Kbuild
+++ b/arch/m68k/include/asm/Kbuild
@@ -2,6 +2,5 @@
generated-y += syscall_table.h
generic-y += extable.h
generic-y += kvm_para.h
-generic-y += local64.h
generic-y += mcs_spinlock.h
generic-y += spinlock.h
diff --git a/arch/microblaze/include/asm/Kbuild b/arch/microblaze/include/asm/Kbuild
index 63bce83..29b0e55 100644
--- a/arch/microblaze/include/asm/Kbuild
+++ b/arch/microblaze/include/asm/Kbuild
@@ -2,7 +2,6 @@
generated-y += syscall_table.h
generic-y += extable.h
generic-y += kvm_para.h
-generic-y += local64.h
generic-y += mcs_spinlock.h
generic-y += parport.h
generic-y += syscalls.h
diff --git a/arch/mips/include/asm/Kbuild b/arch/mips/include/asm/Kbuild
index 198b3ba..95b4fa7 100644
--- a/arch/mips/include/asm/Kbuild
+++ b/arch/mips/include/asm/Kbuild
@@ -6,7 +6,6 @@
generated-y += syscall_table_64_o32.h
generic-y += export.h
generic-y += kvm_para.h
-generic-y += local64.h
generic-y += mcs_spinlock.h
generic-y += parport.h
generic-y += qrwlock.h
diff --git a/arch/nds32/include/asm/Kbuild b/arch/nds32/include/asm/Kbuild
index ff1e942..82a4453 100644
--- a/arch/nds32/include/asm/Kbuild
+++ b/arch/nds32/include/asm/Kbuild
@@ -4,6 +4,5 @@
generic-y += export.h
generic-y += gpio.h
generic-y += kvm_para.h
-generic-y += local64.h
generic-y += parport.h
generic-y += user.h
diff --git a/arch/openrisc/include/asm/Kbuild b/arch/openrisc/include/asm/Kbuild
index 442f3d3..ca5987e 100644
--- a/arch/openrisc/include/asm/Kbuild
+++ b/arch/openrisc/include/asm/Kbuild
@@ -1,7 +1,6 @@
# SPDX-License-Identifier: GPL-2.0
generic-y += extable.h
generic-y += kvm_para.h
-generic-y += local64.h
generic-y += mcs_spinlock.h
generic-y += qspinlock_types.h
generic-y += qspinlock.h
diff --git a/arch/parisc/include/asm/Kbuild b/arch/parisc/include/asm/Kbuild
index f16c4db..4406475 100644
--- a/arch/parisc/include/asm/Kbuild
+++ b/arch/parisc/include/asm/Kbuild
@@ -3,6 +3,5 @@
generated-y += syscall_table_64.h
generated-y += syscall_table_c32.h
generic-y += kvm_para.h
-generic-y += local64.h
generic-y += mcs_spinlock.h
generic-y += user.h
diff --git a/arch/powerpc/include/asm/Kbuild b/arch/powerpc/include/asm/Kbuild
index 90cd5c5..e1f9b4e 100644
--- a/arch/powerpc/include/asm/Kbuild
+++ b/arch/powerpc/include/asm/Kbuild
@@ -5,7 +5,6 @@
generated-y += syscall_table_spu.h
generic-y += export.h
generic-y += kvm_types.h
-generic-y += local64.h
generic-y += mcs_spinlock.h
generic-y += qrwlock.h
generic-y += vtime.h
diff --git a/arch/riscv/include/asm/Kbuild b/arch/riscv/include/asm/Kbuild
index 59dd7be..445ccc9 100644
--- a/arch/riscv/include/asm/Kbuild
+++ b/arch/riscv/include/asm/Kbuild
@@ -3,6 +3,5 @@
generic-y += extable.h
generic-y += flat.h
generic-y += kvm_para.h
-generic-y += local64.h
generic-y += user.h
generic-y += vmlinux.lds.h
diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig
index e84bdd1..c72874f 100644
--- a/arch/s390/Kconfig
+++ b/arch/s390/Kconfig
@@ -54,17 +54,23 @@
config S390
def_bool y
+ #
+ # Note: keep this list sorted alphabetically
+ #
+ imply IMA_SECURE_AND_OR_TRUSTED_BOOT
select ARCH_BINFMT_ELF_STATE
select ARCH_HAS_DEBUG_VM_PGTABLE
select ARCH_HAS_DEBUG_WX
select ARCH_HAS_DEVMEM_IS_ALLOWED
select ARCH_HAS_ELF_RANDOMIZE
+ select ARCH_HAS_FORCE_DMA_UNENCRYPTED
select ARCH_HAS_FORTIFY_SOURCE
select ARCH_HAS_GCOV_PROFILE_ALL
select ARCH_HAS_GIGANTIC_PAGE
select ARCH_HAS_KCOV
select ARCH_HAS_MEM_ENCRYPT
select ARCH_HAS_PTE_SPECIAL
+ select ARCH_HAS_SCALED_CPUTIME
select ARCH_HAS_SET_MEMORY
select ARCH_HAS_STRICT_KERNEL_RWX
select ARCH_HAS_STRICT_MODULE_RWX
@@ -111,8 +117,10 @@
select ARCH_WANT_IPC_PARSE_VERSION
select BUILDTIME_TABLE_SORT
select CLONE_BACKWARDS2
+ select CPU_NO_EFFICIENT_FFS if !HAVE_MARCH_Z9_109_FEATURES
select DMA_OPS if PCI
select DYNAMIC_FTRACE if FUNCTION_TRACER
+ select GENERIC_ALLOCATOR
select GENERIC_CPU_AUTOPROBE
select GENERIC_CPU_VULNERABILITIES
select GENERIC_FIND_FIRST_BIT
@@ -126,22 +134,21 @@
select HAVE_ARCH_JUMP_LABEL_RELATIVE
select HAVE_ARCH_KASAN
select HAVE_ARCH_KASAN_VMALLOC
- select CPU_NO_EFFICIENT_FFS if !HAVE_MARCH_Z9_109_FEATURES
select HAVE_ARCH_SECCOMP_FILTER
select HAVE_ARCH_SOFT_DIRTY
select HAVE_ARCH_TRACEHOOK
select HAVE_ARCH_TRANSPARENT_HUGEPAGE
select HAVE_ARCH_VMAP_STACK
select HAVE_ASM_MODVERSIONS
- select HAVE_EBPF_JIT if PACK_STACK && HAVE_MARCH_Z196_FEATURES
select HAVE_CMPXCHG_DOUBLE
select HAVE_CMPXCHG_LOCAL
select HAVE_DEBUG_KMEMLEAK
select HAVE_DMA_CONTIGUOUS
select HAVE_DYNAMIC_FTRACE
select HAVE_DYNAMIC_FTRACE_WITH_REGS
- select HAVE_FAST_GUP
+ select HAVE_EBPF_JIT if PACK_STACK && HAVE_MARCH_Z196_FEATURES
select HAVE_EFFICIENT_UNALIGNED_ACCESS
+ select HAVE_FAST_GUP
select HAVE_FENTRY
select HAVE_FTRACE_MCOUNT_RECORD
select HAVE_FUNCTION_ERROR_INJECTION
@@ -163,16 +170,15 @@
select HAVE_KRETPROBES
select HAVE_KVM
select HAVE_LIVEPATCH
- select HAVE_PERF_REGS
- select HAVE_PERF_USER_STACK_DUMP
select HAVE_MEMBLOCK_PHYS_MAP
- select MMU_GATHER_NO_GATHER
select HAVE_MOD_ARCH_SPECIFIC
+ select HAVE_NMI
select HAVE_NOP_MCOUNT
select HAVE_OPROFILE
select HAVE_PCI
select HAVE_PERF_EVENTS
- select MMU_GATHER_RCU_TABLE_FREE
+ select HAVE_PERF_REGS
+ select HAVE_PERF_USER_STACK_DUMP
select HAVE_REGS_AND_STACK_ACCESS_API
select HAVE_RELIABLE_STACKTRACE
select HAVE_RSEQ
@@ -181,6 +187,8 @@
select HAVE_VIRT_CPU_ACCOUNTING_IDLE
select IOMMU_HELPER if PCI
select IOMMU_SUPPORT if PCI
+ select MMU_GATHER_NO_GATHER
+ select MMU_GATHER_RCU_TABLE_FREE
select MODULES_USE_ELF_RELA
select NEED_DMA_MAP_STATE if PCI
select NEED_SG_DMA_LENGTH if PCI
@@ -190,17 +198,12 @@
select PCI_MSI if PCI
select PCI_MSI_ARCH_FALLBACKS if PCI_MSI
select SPARSE_IRQ
+ select SWIOTLB
select SYSCTL_EXCEPTION_TRACE
select THREAD_INFO_IN_TASK
select TTY
select VIRT_CPU_ACCOUNTING
- select ARCH_HAS_SCALED_CPUTIME
- select HAVE_NMI
- select ARCH_HAS_FORCE_DMA_UNENCRYPTED
- select SWIOTLB
- select GENERIC_ALLOCATOR
- imply IMA_SECURE_AND_OR_TRUSTED_BOOT
-
+ # Note: keep the above list sorted alphabetically
config SCHED_OMIT_FRAME_POINTER
def_bool y
diff --git a/arch/s390/configs/debug_defconfig b/arch/s390/configs/debug_defconfig
index 1be32fc..c4f6ff9 100644
--- a/arch/s390/configs/debug_defconfig
+++ b/arch/s390/configs/debug_defconfig
@@ -61,7 +61,9 @@
CONFIG_KPROBES=y
CONFIG_JUMP_LABEL=y
CONFIG_STATIC_KEYS_SELFTEST=y
+CONFIG_SECCOMP_CACHE_DEBUG=y
CONFIG_LOCK_EVENT_COUNTS=y
+# CONFIG_GCC_PLUGINS is not set
CONFIG_MODULES=y
CONFIG_MODULE_FORCE_LOAD=y
CONFIG_MODULE_UNLOAD=y
@@ -410,12 +412,12 @@
CONFIG_SCSI_CONSTANTS=y
CONFIG_SCSI_LOGGING=y
CONFIG_SCSI_SPI_ATTRS=m
-CONFIG_SCSI_FC_ATTRS=y
+CONFIG_SCSI_FC_ATTRS=m
CONFIG_SCSI_SAS_LIBSAS=m
CONFIG_SCSI_SRP_ATTRS=m
CONFIG_ISCSI_TCP=m
CONFIG_SCSI_DEBUG=m
-CONFIG_ZFCP=y
+CONFIG_ZFCP=m
CONFIG_SCSI_VIRTIO=m
CONFIG_SCSI_DH=y
CONFIG_SCSI_DH_RDAC=m
@@ -444,6 +446,7 @@
CONFIG_DM_MULTIPATH_QL=m
CONFIG_DM_MULTIPATH_ST=m
CONFIG_DM_MULTIPATH_HST=m
+CONFIG_DM_MULTIPATH_IOA=m
CONFIG_DM_DELAY=m
CONFIG_DM_UEVENT=y
CONFIG_DM_FLAKEY=m
@@ -542,7 +545,6 @@
# CONFIG_INPUT_MOUSE is not set
# CONFIG_SERIO is not set
CONFIG_LEGACY_PTY_COUNT=0
-CONFIG_NULL_TTY=m
CONFIG_VIRTIO_CONSOLE=y
CONFIG_HW_RANDOM_VIRTIO=m
CONFIG_RAW_DRIVER=m
@@ -574,6 +576,7 @@
CONFIG_VIRTIO_INPUT=y
CONFIG_VHOST_NET=m
CONFIG_VHOST_VSOCK=m
+# CONFIG_SURFACE_PLATFORMS is not set
CONFIG_S390_CCW_IOMMU=y
CONFIG_S390_AP_IOMMU=y
CONFIG_EXT4_FS=y
@@ -655,6 +658,7 @@
CONFIG_CIFS_POSIX=y
# CONFIG_CIFS_DEBUG is not set
CONFIG_CIFS_DFS_UPCALL=y
+CONFIG_CIFS_SWN_UPCALL=y
CONFIG_NLS_DEFAULT="utf8"
CONFIG_NLS_CODEPAGE_437=m
CONFIG_NLS_CODEPAGE_850=m
@@ -826,6 +830,8 @@
CONFIG_BLK_DEV_IO_TRACE=y
CONFIG_BPF_KPROBE_OVERRIDE=y
CONFIG_HIST_TRIGGERS=y
+CONFIG_FTRACE_STARTUP_TEST=y
+# CONFIG_EVENT_TRACE_STARTUP_TEST is not set
CONFIG_DEBUG_USER_ASCE=y
CONFIG_NOTIFIER_ERROR_INJECTION=m
CONFIG_NETDEV_NOTIFIER_ERROR_INJECT=m
diff --git a/arch/s390/configs/defconfig b/arch/s390/configs/defconfig
index e2171a0..5113589 100644
--- a/arch/s390/configs/defconfig
+++ b/arch/s390/configs/defconfig
@@ -58,6 +58,7 @@
CONFIG_OPROFILE=m
CONFIG_KPROBES=y
CONFIG_JUMP_LABEL=y
+# CONFIG_GCC_PLUGINS is not set
CONFIG_MODULES=y
CONFIG_MODULE_FORCE_LOAD=y
CONFIG_MODULE_UNLOAD=y
@@ -95,7 +96,6 @@
CONFIG_DEFERRED_STRUCT_PAGE_INIT=y
CONFIG_IDLE_PAGE_TRACKING=y
CONFIG_PERCPU_STATS=y
-CONFIG_GUP_TEST=y
CONFIG_NET=y
CONFIG_PACKET=y
CONFIG_PACKET_DIAG=m
@@ -403,12 +403,12 @@
CONFIG_SCSI_CONSTANTS=y
CONFIG_SCSI_LOGGING=y
CONFIG_SCSI_SPI_ATTRS=m
-CONFIG_SCSI_FC_ATTRS=y
+CONFIG_SCSI_FC_ATTRS=m
CONFIG_SCSI_SAS_LIBSAS=m
CONFIG_SCSI_SRP_ATTRS=m
CONFIG_ISCSI_TCP=m
CONFIG_SCSI_DEBUG=m
-CONFIG_ZFCP=y
+CONFIG_ZFCP=m
CONFIG_SCSI_VIRTIO=m
CONFIG_SCSI_DH=y
CONFIG_SCSI_DH_RDAC=m
@@ -437,6 +437,7 @@
CONFIG_DM_MULTIPATH_QL=m
CONFIG_DM_MULTIPATH_ST=m
CONFIG_DM_MULTIPATH_HST=m
+CONFIG_DM_MULTIPATH_IOA=m
CONFIG_DM_DELAY=m
CONFIG_DM_UEVENT=y
CONFIG_DM_FLAKEY=m
@@ -536,7 +537,6 @@
# CONFIG_INPUT_MOUSE is not set
# CONFIG_SERIO is not set
CONFIG_LEGACY_PTY_COUNT=0
-CONFIG_NULL_TTY=m
CONFIG_VIRTIO_CONSOLE=y
CONFIG_HW_RANDOM_VIRTIO=m
CONFIG_RAW_DRIVER=m
@@ -568,6 +568,7 @@
CONFIG_VIRTIO_INPUT=y
CONFIG_VHOST_NET=m
CONFIG_VHOST_VSOCK=m
+# CONFIG_SURFACE_PLATFORMS is not set
CONFIG_S390_CCW_IOMMU=y
CONFIG_S390_AP_IOMMU=y
CONFIG_EXT4_FS=y
@@ -645,6 +646,7 @@
CONFIG_CIFS_POSIX=y
# CONFIG_CIFS_DEBUG is not set
CONFIG_CIFS_DFS_UPCALL=y
+CONFIG_CIFS_SWN_UPCALL=y
CONFIG_NLS_DEFAULT="utf8"
CONFIG_NLS_CODEPAGE_437=m
CONFIG_NLS_CODEPAGE_850=m
@@ -778,6 +780,7 @@
CONFIG_BLK_DEV_IO_TRACE=y
CONFIG_BPF_KPROBE_OVERRIDE=y
CONFIG_HIST_TRIGGERS=y
+CONFIG_DEBUG_USER_ASCE=y
CONFIG_LKDTM=m
CONFIG_PERCPU_TEST=m
CONFIG_ATOMIC64_SELFTEST=y
diff --git a/arch/s390/configs/zfcpdump_defconfig b/arch/s390/configs/zfcpdump_defconfig
index a302630..1ef211d 100644
--- a/arch/s390/configs/zfcpdump_defconfig
+++ b/arch/s390/configs/zfcpdump_defconfig
@@ -22,6 +22,7 @@
# CONFIG_VIRTUALIZATION is not set
# CONFIG_S390_GUEST is not set
# CONFIG_SECCOMP is not set
+# CONFIG_GCC_PLUGINS is not set
CONFIG_PARTITION_ADVANCED=y
CONFIG_IBM_PARTITION=y
# CONFIG_CORE_DUMP_DEFAULT_ELF_HEADERS is not set
@@ -58,6 +59,7 @@
# CONFIG_HID is not set
# CONFIG_VIRTIO_MENU is not set
# CONFIG_VHOST_MENU is not set
+# CONFIG_SURFACE_PLATFORMS is not set
# CONFIG_IOMMU_SUPPORT is not set
# CONFIG_DNOTIFY is not set
# CONFIG_INOTIFY_USER is not set
diff --git a/arch/s390/include/asm/Kbuild b/arch/s390/include/asm/Kbuild
index 319efa0..1a18d7b8 100644
--- a/arch/s390/include/asm/Kbuild
+++ b/arch/s390/include/asm/Kbuild
@@ -7,5 +7,4 @@
generic-y += asm-offsets.h
generic-y += export.h
generic-y += kvm_types.h
-generic-y += local64.h
generic-y += mcs_spinlock.h
diff --git a/arch/sh/include/asm/Kbuild b/arch/sh/include/asm/Kbuild
index 7435182..fc44d9c 100644
--- a/arch/sh/include/asm/Kbuild
+++ b/arch/sh/include/asm/Kbuild
@@ -1,6 +1,5 @@
# SPDX-License-Identifier: GPL-2.0
generated-y += syscall_table.h
generic-y += kvm_para.h
-generic-y += local64.h
generic-y += mcs_spinlock.h
generic-y += parport.h
diff --git a/arch/sparc/include/asm/Kbuild b/arch/sparc/include/asm/Kbuild
index 5269a70..3688fda 100644
--- a/arch/sparc/include/asm/Kbuild
+++ b/arch/sparc/include/asm/Kbuild
@@ -6,5 +6,4 @@
generated-y += syscall_table_c32.h
generic-y += export.h
generic-y += kvm_para.h
-generic-y += local64.h
generic-y += mcs_spinlock.h
diff --git a/arch/x86/include/asm/kvm_host.h b/arch/x86/include/asm/kvm_host.h
index 3ab7b46..3d6616f 100644
--- a/arch/x86/include/asm/kvm_host.h
+++ b/arch/x86/include/asm/kvm_host.h
@@ -1010,9 +1010,21 @@
*/
bool tdp_mmu_enabled;
- /* List of struct tdp_mmu_pages being used as roots */
+ /*
+ * List of struct kvmp_mmu_pages being used as roots.
+ * All struct kvm_mmu_pages in the list should have
+ * tdp_mmu_page set.
+ * All struct kvm_mmu_pages in the list should have a positive
+ * root_count except when a thread holds the MMU lock and is removing
+ * an entry from the list.
+ */
struct list_head tdp_mmu_roots;
- /* List of struct tdp_mmu_pages not being used as roots */
+
+ /*
+ * List of struct kvmp_mmu_pages not being used as roots.
+ * All struct kvm_mmu_pages in the list should have
+ * tdp_mmu_page set and a root_count of 0.
+ */
struct list_head tdp_mmu_pages;
};
@@ -1287,6 +1299,8 @@
void (*migrate_timers)(struct kvm_vcpu *vcpu);
void (*msr_filter_changed)(struct kvm_vcpu *vcpu);
int (*complete_emulated_msr)(struct kvm_vcpu *vcpu, int err);
+
+ void (*vcpu_deliver_sipi_vector)(struct kvm_vcpu *vcpu, u8 vector);
};
struct kvm_x86_nested_ops {
@@ -1468,6 +1482,7 @@
int kvm_emulate_cpuid(struct kvm_vcpu *vcpu);
int kvm_emulate_halt(struct kvm_vcpu *vcpu);
int kvm_vcpu_halt(struct kvm_vcpu *vcpu);
+int kvm_emulate_ap_reset_hold(struct kvm_vcpu *vcpu);
int kvm_emulate_wbinvd(struct kvm_vcpu *vcpu);
void kvm_get_segment(struct kvm_vcpu *vcpu, struct kvm_segment *var, int seg);
diff --git a/arch/x86/include/asm/local64.h b/arch/x86/include/asm/local64.h
deleted file mode 100644
index 36c93b5..0000000
--- a/arch/x86/include/asm/local64.h
+++ /dev/null
@@ -1 +0,0 @@
-#include <asm-generic/local64.h>
diff --git a/arch/x86/kvm/lapic.c b/arch/x86/kvm/lapic.c
index 3136e05..43ccead 100644
--- a/arch/x86/kvm/lapic.c
+++ b/arch/x86/kvm/lapic.c
@@ -674,7 +674,7 @@
(unsigned long long)vcpu->arch.pv_eoi.msr_val);
return false;
}
- return val & 0x1;
+ return val & KVM_PV_EOI_ENABLED;
}
static void pv_eoi_set_pending(struct kvm_vcpu *vcpu)
@@ -2898,7 +2898,7 @@
/* evaluate pending_events before reading the vector */
smp_rmb();
sipi_vector = apic->sipi_vector;
- kvm_vcpu_deliver_sipi_vector(vcpu, sipi_vector);
+ kvm_x86_ops.vcpu_deliver_sipi_vector(vcpu, sipi_vector);
vcpu->arch.mp_state = KVM_MP_STATE_RUNNABLE;
}
}
diff --git a/arch/x86/kvm/mmu.h b/arch/x86/kvm/mmu.h
index 9c4a9c8e..581925e 100644
--- a/arch/x86/kvm/mmu.h
+++ b/arch/x86/kvm/mmu.h
@@ -49,7 +49,7 @@
if (e < s)
return 0;
- return ((1ULL << (e - s + 1)) - 1) << s;
+ return ((2ULL << (e - s)) - 1) << s;
}
void kvm_mmu_set_mmio_spte_mask(u64 mmio_value, u64 access_mask);
diff --git a/arch/x86/kvm/mmu/mmu.c b/arch/x86/kvm/mmu/mmu.c
index c478904..6d16481 100644
--- a/arch/x86/kvm/mmu/mmu.c
+++ b/arch/x86/kvm/mmu/mmu.c
@@ -3493,26 +3493,25 @@
* Return the level of the lowest level SPTE added to sptes.
* That SPTE may be non-present.
*/
-static int get_walk(struct kvm_vcpu *vcpu, u64 addr, u64 *sptes)
+static int get_walk(struct kvm_vcpu *vcpu, u64 addr, u64 *sptes, int *root_level)
{
struct kvm_shadow_walk_iterator iterator;
- int leaf = vcpu->arch.mmu->root_level;
+ int leaf = -1;
u64 spte;
-
walk_shadow_page_lockless_begin(vcpu);
- for (shadow_walk_init(&iterator, vcpu, addr);
+ for (shadow_walk_init(&iterator, vcpu, addr),
+ *root_level = iterator.level;
shadow_walk_okay(&iterator);
__shadow_walk_next(&iterator, spte)) {
leaf = iterator.level;
spte = mmu_spte_get_lockless(iterator.sptep);
- sptes[leaf - 1] = spte;
+ sptes[leaf] = spte;
if (!is_shadow_present_pte(spte))
break;
-
}
walk_shadow_page_lockless_end(vcpu);
@@ -3520,14 +3519,12 @@
return leaf;
}
-/* return true if reserved bit is detected on spte. */
+/* return true if reserved bit(s) are detected on a valid, non-MMIO SPTE. */
static bool get_mmio_spte(struct kvm_vcpu *vcpu, u64 addr, u64 *sptep)
{
- u64 sptes[PT64_ROOT_MAX_LEVEL];
+ u64 sptes[PT64_ROOT_MAX_LEVEL + 1];
struct rsvd_bits_validate *rsvd_check;
- int root = vcpu->arch.mmu->shadow_root_level;
- int leaf;
- int level;
+ int root, leaf, level;
bool reserved = false;
if (!VALID_PAGE(vcpu->arch.mmu->root_hpa)) {
@@ -3536,35 +3533,45 @@
}
if (is_tdp_mmu_root(vcpu->kvm, vcpu->arch.mmu->root_hpa))
- leaf = kvm_tdp_mmu_get_walk(vcpu, addr, sptes);
+ leaf = kvm_tdp_mmu_get_walk(vcpu, addr, sptes, &root);
else
- leaf = get_walk(vcpu, addr, sptes);
+ leaf = get_walk(vcpu, addr, sptes, &root);
+
+ if (unlikely(leaf < 0)) {
+ *sptep = 0ull;
+ return reserved;
+ }
+
+ *sptep = sptes[leaf];
+
+ /*
+ * Skip reserved bits checks on the terminal leaf if it's not a valid
+ * SPTE. Note, this also (intentionally) skips MMIO SPTEs, which, by
+ * design, always have reserved bits set. The purpose of the checks is
+ * to detect reserved bits on non-MMIO SPTEs. i.e. buggy SPTEs.
+ */
+ if (!is_shadow_present_pte(sptes[leaf]))
+ leaf++;
rsvd_check = &vcpu->arch.mmu->shadow_zero_check;
- for (level = root; level >= leaf; level--) {
- if (!is_shadow_present_pte(sptes[level - 1]))
- break;
+ for (level = root; level >= leaf; level--)
/*
* Use a bitwise-OR instead of a logical-OR to aggregate the
* reserved bit and EPT's invalid memtype/XWR checks to avoid
* adding a Jcc in the loop.
*/
- reserved |= __is_bad_mt_xwr(rsvd_check, sptes[level - 1]) |
- __is_rsvd_bits_set(rsvd_check, sptes[level - 1],
- level);
- }
+ reserved |= __is_bad_mt_xwr(rsvd_check, sptes[level]) |
+ __is_rsvd_bits_set(rsvd_check, sptes[level], level);
if (reserved) {
pr_err("%s: detect reserved bits on spte, addr 0x%llx, dump hierarchy:\n",
__func__, addr);
for (level = root; level >= leaf; level--)
pr_err("------ spte 0x%llx level %d.\n",
- sptes[level - 1], level);
+ sptes[level], level);
}
- *sptep = sptes[leaf - 1];
-
return reserved;
}
diff --git a/arch/x86/kvm/mmu/tdp_mmu.c b/arch/x86/kvm/mmu/tdp_mmu.c
index 4bd2f1d..2ef8615 100644
--- a/arch/x86/kvm/mmu/tdp_mmu.c
+++ b/arch/x86/kvm/mmu/tdp_mmu.c
@@ -44,7 +44,48 @@
WARN_ON(!list_empty(&kvm->arch.tdp_mmu_roots));
}
-#define for_each_tdp_mmu_root(_kvm, _root) \
+static void tdp_mmu_put_root(struct kvm *kvm, struct kvm_mmu_page *root)
+{
+ if (kvm_mmu_put_root(kvm, root))
+ kvm_tdp_mmu_free_root(kvm, root);
+}
+
+static inline bool tdp_mmu_next_root_valid(struct kvm *kvm,
+ struct kvm_mmu_page *root)
+{
+ lockdep_assert_held(&kvm->mmu_lock);
+
+ if (list_entry_is_head(root, &kvm->arch.tdp_mmu_roots, link))
+ return false;
+
+ kvm_mmu_get_root(kvm, root);
+ return true;
+
+}
+
+static inline struct kvm_mmu_page *tdp_mmu_next_root(struct kvm *kvm,
+ struct kvm_mmu_page *root)
+{
+ struct kvm_mmu_page *next_root;
+
+ next_root = list_next_entry(root, link);
+ tdp_mmu_put_root(kvm, root);
+ return next_root;
+}
+
+/*
+ * Note: this iterator gets and puts references to the roots it iterates over.
+ * This makes it safe to release the MMU lock and yield within the loop, but
+ * if exiting the loop early, the caller must drop the reference to the most
+ * recent root. (Unless keeping a live reference is desirable.)
+ */
+#define for_each_tdp_mmu_root_yield_safe(_kvm, _root) \
+ for (_root = list_first_entry(&_kvm->arch.tdp_mmu_roots, \
+ typeof(*_root), link); \
+ tdp_mmu_next_root_valid(_kvm, _root); \
+ _root = tdp_mmu_next_root(_kvm, _root))
+
+#define for_each_tdp_mmu_root(_kvm, _root) \
list_for_each_entry(_root, &_kvm->arch.tdp_mmu_roots, link)
bool is_tdp_mmu_root(struct kvm *kvm, hpa_t hpa)
@@ -447,18 +488,9 @@
struct kvm_mmu_page *root;
bool flush = false;
- for_each_tdp_mmu_root(kvm, root) {
- /*
- * Take a reference on the root so that it cannot be freed if
- * this thread releases the MMU lock and yields in this loop.
- */
- kvm_mmu_get_root(kvm, root);
-
+ for_each_tdp_mmu_root_yield_safe(kvm, root)
flush |= zap_gfn_range(kvm, root, start, end, true);
- kvm_mmu_put_root(kvm, root);
- }
-
return flush;
}
@@ -619,13 +651,7 @@
int ret = 0;
int as_id;
- for_each_tdp_mmu_root(kvm, root) {
- /*
- * Take a reference on the root so that it cannot be freed if
- * this thread releases the MMU lock and yields in this loop.
- */
- kvm_mmu_get_root(kvm, root);
-
+ for_each_tdp_mmu_root_yield_safe(kvm, root) {
as_id = kvm_mmu_page_as_id(root);
slots = __kvm_memslots(kvm, as_id);
kvm_for_each_memslot(memslot, slots) {
@@ -647,8 +673,6 @@
ret |= handler(kvm, memslot, root, gfn_start,
gfn_end, data);
}
-
- kvm_mmu_put_root(kvm, root);
}
return ret;
@@ -838,21 +862,13 @@
int root_as_id;
bool spte_set = false;
- for_each_tdp_mmu_root(kvm, root) {
+ for_each_tdp_mmu_root_yield_safe(kvm, root) {
root_as_id = kvm_mmu_page_as_id(root);
if (root_as_id != slot->as_id)
continue;
- /*
- * Take a reference on the root so that it cannot be freed if
- * this thread releases the MMU lock and yields in this loop.
- */
- kvm_mmu_get_root(kvm, root);
-
spte_set |= wrprot_gfn_range(kvm, root, slot->base_gfn,
slot->base_gfn + slot->npages, min_level);
-
- kvm_mmu_put_root(kvm, root);
}
return spte_set;
@@ -906,21 +922,13 @@
int root_as_id;
bool spte_set = false;
- for_each_tdp_mmu_root(kvm, root) {
+ for_each_tdp_mmu_root_yield_safe(kvm, root) {
root_as_id = kvm_mmu_page_as_id(root);
if (root_as_id != slot->as_id)
continue;
- /*
- * Take a reference on the root so that it cannot be freed if
- * this thread releases the MMU lock and yields in this loop.
- */
- kvm_mmu_get_root(kvm, root);
-
spte_set |= clear_dirty_gfn_range(kvm, root, slot->base_gfn,
slot->base_gfn + slot->npages);
-
- kvm_mmu_put_root(kvm, root);
}
return spte_set;
@@ -1029,21 +1037,13 @@
int root_as_id;
bool spte_set = false;
- for_each_tdp_mmu_root(kvm, root) {
+ for_each_tdp_mmu_root_yield_safe(kvm, root) {
root_as_id = kvm_mmu_page_as_id(root);
if (root_as_id != slot->as_id)
continue;
- /*
- * Take a reference on the root so that it cannot be freed if
- * this thread releases the MMU lock and yields in this loop.
- */
- kvm_mmu_get_root(kvm, root);
-
spte_set |= set_dirty_gfn_range(kvm, root, slot->base_gfn,
slot->base_gfn + slot->npages);
-
- kvm_mmu_put_root(kvm, root);
}
return spte_set;
}
@@ -1089,21 +1089,13 @@
struct kvm_mmu_page *root;
int root_as_id;
- for_each_tdp_mmu_root(kvm, root) {
+ for_each_tdp_mmu_root_yield_safe(kvm, root) {
root_as_id = kvm_mmu_page_as_id(root);
if (root_as_id != slot->as_id)
continue;
- /*
- * Take a reference on the root so that it cannot be freed if
- * this thread releases the MMU lock and yields in this loop.
- */
- kvm_mmu_get_root(kvm, root);
-
zap_collapsible_spte_range(kvm, root, slot->base_gfn,
slot->base_gfn + slot->npages);
-
- kvm_mmu_put_root(kvm, root);
}
}
@@ -1160,16 +1152,19 @@
* Return the level of the lowest level SPTE added to sptes.
* That SPTE may be non-present.
*/
-int kvm_tdp_mmu_get_walk(struct kvm_vcpu *vcpu, u64 addr, u64 *sptes)
+int kvm_tdp_mmu_get_walk(struct kvm_vcpu *vcpu, u64 addr, u64 *sptes,
+ int *root_level)
{
struct tdp_iter iter;
struct kvm_mmu *mmu = vcpu->arch.mmu;
- int leaf = vcpu->arch.mmu->shadow_root_level;
gfn_t gfn = addr >> PAGE_SHIFT;
+ int leaf = -1;
+
+ *root_level = vcpu->arch.mmu->shadow_root_level;
tdp_mmu_for_each_pte(iter, mmu, gfn, gfn + 1) {
leaf = iter.level;
- sptes[leaf - 1] = iter.old_spte;
+ sptes[leaf] = iter.old_spte;
}
return leaf;
diff --git a/arch/x86/kvm/mmu/tdp_mmu.h b/arch/x86/kvm/mmu/tdp_mmu.h
index 556e065..cbbdbad 100644
--- a/arch/x86/kvm/mmu/tdp_mmu.h
+++ b/arch/x86/kvm/mmu/tdp_mmu.h
@@ -44,5 +44,7 @@
bool kvm_tdp_mmu_write_protect_gfn(struct kvm *kvm,
struct kvm_memory_slot *slot, gfn_t gfn);
-int kvm_tdp_mmu_get_walk(struct kvm_vcpu *vcpu, u64 addr, u64 *sptes);
+int kvm_tdp_mmu_get_walk(struct kvm_vcpu *vcpu, u64 addr, u64 *sptes,
+ int *root_level);
+
#endif /* __KVM_X86_MMU_TDP_MMU_H */
diff --git a/arch/x86/kvm/svm/nested.c b/arch/x86/kvm/svm/nested.c
index b0b6674..cb4c6ee 100644
--- a/arch/x86/kvm/svm/nested.c
+++ b/arch/x86/kvm/svm/nested.c
@@ -199,6 +199,7 @@
static bool svm_get_nested_state_pages(struct kvm_vcpu *vcpu)
{
struct vcpu_svm *svm = to_svm(vcpu);
+
if (!nested_svm_vmrun_msrpm(svm)) {
vcpu->run->exit_reason = KVM_EXIT_INTERNAL_ERROR;
vcpu->run->internal.suberror =
@@ -595,6 +596,8 @@
svm->nested.vmcb12_gpa = 0;
WARN_ON_ONCE(svm->nested.nested_run_pending);
+ kvm_clear_request(KVM_REQ_GET_NESTED_STATE_PAGES, &svm->vcpu);
+
/* in case we halted in L2 */
svm->vcpu.arch.mp_state = KVM_MP_STATE_RUNNABLE;
@@ -754,6 +757,7 @@
leave_guest_mode(&svm->vcpu);
copy_vmcb_control_area(&vmcb->control, &hsave->control);
nested_svm_uninit_mmu_context(&svm->vcpu);
+ vmcb_mark_all_dirty(svm->vmcb);
}
kvm_clear_request(KVM_REQ_GET_NESTED_STATE_PAGES, &svm->vcpu);
@@ -1194,6 +1198,10 @@
* in the registers, the save area of the nested state instead
* contains saved L1 state.
*/
+
+ svm->nested.nested_run_pending =
+ !!(kvm_state->flags & KVM_STATE_NESTED_RUN_PENDING);
+
copy_vmcb_control_area(&hsave->control, &svm->vmcb->control);
hsave->save = *save;
diff --git a/arch/x86/kvm/svm/sev.c b/arch/x86/kvm/svm/sev.c
index 9858d5a..c8ffdbc 100644
--- a/arch/x86/kvm/svm/sev.c
+++ b/arch/x86/kvm/svm/sev.c
@@ -1563,6 +1563,7 @@
goto vmgexit_err;
break;
case SVM_VMGEXIT_NMI_COMPLETE:
+ case SVM_VMGEXIT_AP_HLT_LOOP:
case SVM_VMGEXIT_AP_JUMP_TABLE:
case SVM_VMGEXIT_UNSUPPORTED_EVENT:
break;
@@ -1888,6 +1889,9 @@
case SVM_VMGEXIT_NMI_COMPLETE:
ret = svm_invoke_exit_handler(svm, SVM_EXIT_IRET);
break;
+ case SVM_VMGEXIT_AP_HLT_LOOP:
+ ret = kvm_emulate_ap_reset_hold(&svm->vcpu);
+ break;
case SVM_VMGEXIT_AP_JUMP_TABLE: {
struct kvm_sev_info *sev = &to_kvm_svm(svm->vcpu.kvm)->sev_info;
@@ -2001,7 +2005,7 @@
* of which one step is to perform a VMLOAD. Since hardware does not
* perform a VMSAVE on VMRUN, the host savearea must be updated.
*/
- asm volatile(__ex("vmsave") : : "a" (__sme_page_pa(sd->save_area)) : "memory");
+ asm volatile(__ex("vmsave %0") : : "a" (__sme_page_pa(sd->save_area)) : "memory");
/*
* Certain MSRs are restored on VMEXIT, only save ones that aren't
@@ -2040,3 +2044,21 @@
wrmsrl(host_save_user_msrs[i].index, svm->host_user_msrs[i]);
}
}
+
+void sev_vcpu_deliver_sipi_vector(struct kvm_vcpu *vcpu, u8 vector)
+{
+ struct vcpu_svm *svm = to_svm(vcpu);
+
+ /* First SIPI: Use the values as initially set by the VMM */
+ if (!svm->received_first_sipi) {
+ svm->received_first_sipi = true;
+ return;
+ }
+
+ /*
+ * Subsequent SIPI: Return from an AP Reset Hold VMGEXIT, where
+ * the guest will set the CS and RIP. Set SW_EXIT_INFO_2 to a
+ * non-zero value.
+ */
+ ghcb_set_sw_exit_info_2(svm->ghcb, 1);
+}
diff --git a/arch/x86/kvm/svm/svm.c b/arch/x86/kvm/svm/svm.c
index cce0143..7ef1717 100644
--- a/arch/x86/kvm/svm/svm.c
+++ b/arch/x86/kvm/svm/svm.c
@@ -3677,8 +3677,6 @@
return EXIT_FASTPATH_NONE;
}
-void __svm_vcpu_run(unsigned long vmcb_pa, unsigned long *regs);
-
static noinstr void svm_vcpu_enter_exit(struct kvm_vcpu *vcpu,
struct vcpu_svm *svm)
{
@@ -4384,6 +4382,14 @@
(vmcb_is_intercept(&svm->vmcb->control, INTERCEPT_INIT));
}
+static void svm_vcpu_deliver_sipi_vector(struct kvm_vcpu *vcpu, u8 vector)
+{
+ if (!sev_es_guest(vcpu->kvm))
+ return kvm_vcpu_deliver_sipi_vector(vcpu, vector);
+
+ sev_vcpu_deliver_sipi_vector(vcpu, vector);
+}
+
static void svm_vm_destroy(struct kvm *kvm)
{
avic_vm_destroy(kvm);
@@ -4526,6 +4532,8 @@
.msr_filter_changed = svm_msr_filter_changed,
.complete_emulated_msr = svm_complete_emulated_msr,
+
+ .vcpu_deliver_sipi_vector = svm_vcpu_deliver_sipi_vector,
};
static struct kvm_x86_init_ops svm_init_ops __initdata = {
diff --git a/arch/x86/kvm/svm/svm.h b/arch/x86/kvm/svm/svm.h
index 5431e63..0fe874a 100644
--- a/arch/x86/kvm/svm/svm.h
+++ b/arch/x86/kvm/svm/svm.h
@@ -185,6 +185,7 @@
struct vmcb_save_area *vmsa;
struct ghcb *ghcb;
struct kvm_host_map ghcb_map;
+ bool received_first_sipi;
/* SEV-ES scratch area support */
void *ghcb_sa;
@@ -591,6 +592,7 @@
void sev_es_create_vcpu(struct vcpu_svm *svm);
void sev_es_vcpu_load(struct vcpu_svm *svm, int cpu);
void sev_es_vcpu_put(struct vcpu_svm *svm);
+void sev_vcpu_deliver_sipi_vector(struct kvm_vcpu *vcpu, u8 vector);
/* vmenter.S */
diff --git a/arch/x86/kvm/vmx/nested.c b/arch/x86/kvm/vmx/nested.c
index e2f2656..0fbb469 100644
--- a/arch/x86/kvm/vmx/nested.c
+++ b/arch/x86/kvm/vmx/nested.c
@@ -4442,6 +4442,8 @@
/* trying to cancel vmlaunch/vmresume is a bug */
WARN_ON_ONCE(vmx->nested.nested_run_pending);
+ kvm_clear_request(KVM_REQ_GET_NESTED_STATE_PAGES, vcpu);
+
/* Service the TLB flush request for L2 before switching to L1. */
if (kvm_check_request(KVM_REQ_TLB_FLUSH_CURRENT, vcpu))
kvm_vcpu_flush_tlb_current(vcpu);
diff --git a/arch/x86/kvm/vmx/vmx.c b/arch/x86/kvm/vmx/vmx.c
index 75c9c6a..2af05d3 100644
--- a/arch/x86/kvm/vmx/vmx.c
+++ b/arch/x86/kvm/vmx/vmx.c
@@ -7707,6 +7707,8 @@
.msr_filter_changed = vmx_msr_filter_changed,
.complete_emulated_msr = kvm_complete_insn_gp,
.cpu_dirty_log_size = vmx_cpu_dirty_log_size,
+
+ .vcpu_deliver_sipi_vector = kvm_vcpu_deliver_sipi_vector,
};
static __init int hardware_setup(void)
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index 3f7c1fc..9a8969a 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -7976,17 +7976,22 @@
kmem_cache_destroy(x86_fpu_cache);
}
-int kvm_vcpu_halt(struct kvm_vcpu *vcpu)
+static int __kvm_vcpu_halt(struct kvm_vcpu *vcpu, int state, int reason)
{
++vcpu->stat.halt_exits;
if (lapic_in_kernel(vcpu)) {
- vcpu->arch.mp_state = KVM_MP_STATE_HALTED;
+ vcpu->arch.mp_state = state;
return 1;
} else {
- vcpu->run->exit_reason = KVM_EXIT_HLT;
+ vcpu->run->exit_reason = reason;
return 0;
}
}
+
+int kvm_vcpu_halt(struct kvm_vcpu *vcpu)
+{
+ return __kvm_vcpu_halt(vcpu, KVM_MP_STATE_HALTED, KVM_EXIT_HLT);
+}
EXPORT_SYMBOL_GPL(kvm_vcpu_halt);
int kvm_emulate_halt(struct kvm_vcpu *vcpu)
@@ -8000,6 +8005,14 @@
}
EXPORT_SYMBOL_GPL(kvm_emulate_halt);
+int kvm_emulate_ap_reset_hold(struct kvm_vcpu *vcpu)
+{
+ int ret = kvm_skip_emulated_instruction(vcpu);
+
+ return __kvm_vcpu_halt(vcpu, KVM_MP_STATE_AP_RESET_HOLD, KVM_EXIT_AP_RESET_HOLD) && ret;
+}
+EXPORT_SYMBOL_GPL(kvm_emulate_ap_reset_hold);
+
#ifdef CONFIG_X86_64
static int kvm_pv_clock_pairing(struct kvm_vcpu *vcpu, gpa_t paddr,
unsigned long clock_type)
@@ -8789,7 +8802,9 @@
if (kvm_request_pending(vcpu)) {
if (kvm_check_request(KVM_REQ_GET_NESTED_STATE_PAGES, vcpu)) {
- if (unlikely(!kvm_x86_ops.nested_ops->get_nested_state_pages(vcpu))) {
+ if (WARN_ON_ONCE(!is_guest_mode(vcpu)))
+ ;
+ else if (unlikely(!kvm_x86_ops.nested_ops->get_nested_state_pages(vcpu))) {
r = 0;
goto out;
}
@@ -9094,6 +9109,7 @@
kvm_apic_accept_events(vcpu);
switch(vcpu->arch.mp_state) {
case KVM_MP_STATE_HALTED:
+ case KVM_MP_STATE_AP_RESET_HOLD:
vcpu->arch.pv.pv_unhalted = false;
vcpu->arch.mp_state =
KVM_MP_STATE_RUNNABLE;
@@ -9520,8 +9536,9 @@
kvm_load_guest_fpu(vcpu);
kvm_apic_accept_events(vcpu);
- if (vcpu->arch.mp_state == KVM_MP_STATE_HALTED &&
- vcpu->arch.pv.pv_unhalted)
+ if ((vcpu->arch.mp_state == KVM_MP_STATE_HALTED ||
+ vcpu->arch.mp_state == KVM_MP_STATE_AP_RESET_HOLD) &&
+ vcpu->arch.pv.pv_unhalted)
mp_state->mp_state = KVM_MP_STATE_RUNNABLE;
else
mp_state->mp_state = vcpu->arch.mp_state;
@@ -10152,6 +10169,7 @@
kvm_set_segment(vcpu, &cs, VCPU_SREG_CS);
kvm_rip_write(vcpu, 0);
}
+EXPORT_SYMBOL_GPL(kvm_vcpu_deliver_sipi_vector);
int kvm_arch_hardware_enable(void)
{
diff --git a/arch/xtensa/include/asm/Kbuild b/arch/xtensa/include/asm/Kbuild
index 9718e95..854c5e0 100644
--- a/arch/xtensa/include/asm/Kbuild
+++ b/arch/xtensa/include/asm/Kbuild
@@ -2,7 +2,6 @@
generated-y += syscall_table.h
generic-y += extable.h
generic-y += kvm_para.h
-generic-y += local64.h
generic-y += mcs_spinlock.h
generic-y += param.h
generic-y += qrwlock.h
diff --git a/block/blk-core.c b/block/blk-core.c
index 96e5fcd..7663a9b 100644
--- a/block/blk-core.c
+++ b/block/blk-core.c
@@ -18,6 +18,7 @@
#include <linux/bio.h>
#include <linux/blkdev.h>
#include <linux/blk-mq.h>
+#include <linux/blk-pm.h>
#include <linux/highmem.h>
#include <linux/mm.h>
#include <linux/pagemap.h>
@@ -424,11 +425,11 @@
/**
* blk_queue_enter() - try to increase q->q_usage_counter
* @q: request queue pointer
- * @flags: BLK_MQ_REQ_NOWAIT and/or BLK_MQ_REQ_PREEMPT
+ * @flags: BLK_MQ_REQ_NOWAIT and/or BLK_MQ_REQ_PM
*/
int blk_queue_enter(struct request_queue *q, blk_mq_req_flags_t flags)
{
- const bool pm = flags & BLK_MQ_REQ_PREEMPT;
+ const bool pm = flags & BLK_MQ_REQ_PM;
while (true) {
bool success = false;
@@ -440,7 +441,8 @@
* responsible for ensuring that that counter is
* globally visible before the queue is unfrozen.
*/
- if (pm || !blk_queue_pm_only(q)) {
+ if ((pm && queue_rpm_status(q) != RPM_SUSPENDED) ||
+ !blk_queue_pm_only(q)) {
success = true;
} else {
percpu_ref_put(&q->q_usage_counter);
@@ -465,8 +467,7 @@
wait_event(q->mq_freeze_wq,
(!q->mq_freeze_depth &&
- (pm || (blk_pm_request_resume(q),
- !blk_queue_pm_only(q)))) ||
+ blk_pm_resume_queue(pm, q)) ||
blk_queue_dying(q));
if (blk_queue_dying(q))
return -ENODEV;
@@ -630,7 +631,7 @@
struct request *req;
WARN_ON_ONCE(op & REQ_NOWAIT);
- WARN_ON_ONCE(flags & ~(BLK_MQ_REQ_NOWAIT | BLK_MQ_REQ_PREEMPT));
+ WARN_ON_ONCE(flags & ~(BLK_MQ_REQ_NOWAIT | BLK_MQ_REQ_PM));
req = blk_mq_alloc_request(q, op, flags);
if (!IS_ERR(req) && q->mq_ops->initialize_rq_fn)
diff --git a/block/blk-mq-debugfs.c b/block/blk-mq-debugfs.c
index 3094542..4d6e83e 100644
--- a/block/blk-mq-debugfs.c
+++ b/block/blk-mq-debugfs.c
@@ -129,6 +129,7 @@
QUEUE_FLAG_NAME(PCI_P2PDMA),
QUEUE_FLAG_NAME(ZONE_RESETALL),
QUEUE_FLAG_NAME(RQ_ALLOC_TIME),
+ QUEUE_FLAG_NAME(NOWAIT),
};
#undef QUEUE_FLAG_NAME
@@ -297,7 +298,6 @@
RQF_NAME(MIXED_MERGE),
RQF_NAME(MQ_INFLIGHT),
RQF_NAME(DONTPREP),
- RQF_NAME(PREEMPT),
RQF_NAME(FAILED),
RQF_NAME(QUIET),
RQF_NAME(ELVPRIV),
diff --git a/block/blk-mq.c b/block/blk-mq.c
index c338c9b..f285a912 100644
--- a/block/blk-mq.c
+++ b/block/blk-mq.c
@@ -294,8 +294,8 @@
rq->mq_hctx = data->hctx;
rq->rq_flags = 0;
rq->cmd_flags = data->cmd_flags;
- if (data->flags & BLK_MQ_REQ_PREEMPT)
- rq->rq_flags |= RQF_PREEMPT;
+ if (data->flags & BLK_MQ_REQ_PM)
+ rq->rq_flags |= RQF_PM;
if (blk_queue_io_stat(data->q))
rq->rq_flags |= RQF_IO_STAT;
INIT_LIST_HEAD(&rq->queuelist);
diff --git a/block/blk-pm.c b/block/blk-pm.c
index b85234d..17bd020 100644
--- a/block/blk-pm.c
+++ b/block/blk-pm.c
@@ -67,6 +67,10 @@
WARN_ON_ONCE(q->rpm_status != RPM_ACTIVE);
+ spin_lock_irq(&q->queue_lock);
+ q->rpm_status = RPM_SUSPENDING;
+ spin_unlock_irq(&q->queue_lock);
+
/*
* Increase the pm_only counter before checking whether any
* non-PM blk_queue_enter() calls are in progress to avoid that any
@@ -89,15 +93,14 @@
/* Switch q_usage_counter back to per-cpu mode. */
blk_mq_unfreeze_queue(q);
- spin_lock_irq(&q->queue_lock);
- if (ret < 0)
+ if (ret < 0) {
+ spin_lock_irq(&q->queue_lock);
+ q->rpm_status = RPM_ACTIVE;
pm_runtime_mark_last_busy(q->dev);
- else
- q->rpm_status = RPM_SUSPENDING;
- spin_unlock_irq(&q->queue_lock);
+ spin_unlock_irq(&q->queue_lock);
- if (ret)
blk_clear_pm_only(q);
+ }
return ret;
}
diff --git a/block/blk-pm.h b/block/blk-pm.h
index ea5507d..a2283cc 100644
--- a/block/blk-pm.h
+++ b/block/blk-pm.h
@@ -6,11 +6,14 @@
#include <linux/pm_runtime.h>
#ifdef CONFIG_PM
-static inline void blk_pm_request_resume(struct request_queue *q)
+static inline int blk_pm_resume_queue(const bool pm, struct request_queue *q)
{
- if (q->dev && (q->rpm_status == RPM_SUSPENDED ||
- q->rpm_status == RPM_SUSPENDING))
- pm_request_resume(q->dev);
+ if (!q->dev || !blk_queue_pm_only(q))
+ return 1; /* Nothing to do */
+ if (pm && q->rpm_status != RPM_SUSPENDED)
+ return 1; /* Request allowed */
+ pm_request_resume(q->dev);
+ return 0;
}
static inline void blk_pm_mark_last_busy(struct request *rq)
@@ -44,8 +47,9 @@
--rq->q->nr_pending;
}
#else
-static inline void blk_pm_request_resume(struct request_queue *q)
+static inline int blk_pm_resume_queue(const bool pm, struct request_queue *q)
{
+ return 1;
}
static inline void blk_pm_mark_last_busy(struct request *rq)
diff --git a/crypto/ecdh.c b/crypto/ecdh.c
index d56b860..96f80c8 100644
--- a/crypto/ecdh.c
+++ b/crypto/ecdh.c
@@ -39,7 +39,8 @@
struct ecdh params;
unsigned int ndigits;
- if (crypto_ecdh_decode_key(buf, len, ¶ms) < 0)
+ if (crypto_ecdh_decode_key(buf, len, ¶ms) < 0 ||
+ params.key_size > sizeof(ctx->private_key))
return -EINVAL;
ndigits = ecdh_supported_curve(params.curve_id);
diff --git a/drivers/acpi/Kconfig b/drivers/acpi/Kconfig
index edf1558..ebcf534 100644
--- a/drivers/acpi/Kconfig
+++ b/drivers/acpi/Kconfig
@@ -395,9 +395,6 @@
This helps support hotplug of nodes, CPUs, and memory.
- To compile this driver as a module, choose M here:
- the module will be called container.
-
config ACPI_HOTPLUG_MEMORY
bool "Memory Hotplug"
depends on MEMORY_HOTPLUG
@@ -411,9 +408,6 @@
removing memory devices at runtime, you need not enable
this driver.
- To compile this driver as a module, choose M here:
- the module will be called acpi_memhotplug.
-
config ACPI_HOTPLUG_IOAPIC
bool
depends on PCI
diff --git a/drivers/acpi/x86/s2idle.c b/drivers/acpi/x86/s2idle.c
index 25fea34..2b69536 100644
--- a/drivers/acpi/x86/s2idle.c
+++ b/drivers/acpi/x86/s2idle.c
@@ -105,18 +105,8 @@
for (i = 0; i < out_obj->package.count; i++) {
union acpi_object *package = &out_obj->package.elements[i];
- struct lpi_device_info_amd info = { };
- if (package->type == ACPI_TYPE_INTEGER) {
- switch (i) {
- case 0:
- info.revision = package->integer.value;
- break;
- case 1:
- info.count = package->integer.value;
- break;
- }
- } else if (package->type == ACPI_TYPE_PACKAGE) {
+ if (package->type == ACPI_TYPE_PACKAGE) {
lpi_constraints_table = kcalloc(package->package.count,
sizeof(*lpi_constraints_table),
GFP_KERNEL);
@@ -135,12 +125,10 @@
for (k = 0; k < info_obj->package.count; ++k) {
union acpi_object *obj = &info_obj->package.elements[k];
- union acpi_object *obj_new;
list = &lpi_constraints_table[lpi_constraints_table_size];
list->min_dstate = -1;
- obj_new = &obj[k];
switch (k) {
case 0:
dev_info.enabled = obj->integer.value;
diff --git a/drivers/atm/idt77252.c b/drivers/atm/idt77252.c
index 65a3886..5f0472c 100644
--- a/drivers/atm/idt77252.c
+++ b/drivers/atm/idt77252.c
@@ -3607,7 +3607,7 @@
if ((err = dma_set_mask_and_coherent(&pcidev->dev, DMA_BIT_MASK(32)))) {
printk("idt77252: can't enable DMA for PCI device at %s\n", pci_name(pcidev));
- return err;
+ goto err_out_disable_pdev;
}
card = kzalloc(sizeof(struct idt77252_dev), GFP_KERNEL);
diff --git a/drivers/base/core.c b/drivers/base/core.c
index 25e08e5..14f1658 100644
--- a/drivers/base/core.c
+++ b/drivers/base/core.c
@@ -4414,6 +4414,12 @@
*
* Set the device's firmware node pointer to @fwnode, but if a secondary
* firmware node of the device is present, preserve it.
+ *
+ * Valid fwnode cases are:
+ * - primary --> secondary --> -ENODEV
+ * - primary --> NULL
+ * - secondary --> -ENODEV
+ * - NULL
*/
void set_primary_fwnode(struct device *dev, struct fwnode_handle *fwnode)
{
@@ -4432,8 +4438,9 @@
} else {
if (fwnode_is_primary(fn)) {
dev->fwnode = fn->secondary;
+ /* Set fn->secondary = NULL, so fn remains the primary fwnode */
if (!(parent && fn == parent->fwnode))
- fn->secondary = ERR_PTR(-ENODEV);
+ fn->secondary = NULL;
} else {
dev->fwnode = NULL;
}
diff --git a/drivers/base/regmap/regmap-debugfs.c b/drivers/base/regmap/regmap-debugfs.c
index 8dfac7f..ff2ee87 100644
--- a/drivers/base/regmap/regmap-debugfs.c
+++ b/drivers/base/regmap/regmap-debugfs.c
@@ -582,8 +582,12 @@
devname = dev_name(map->dev);
if (name) {
- map->debugfs_name = kasprintf(GFP_KERNEL, "%s-%s",
+ if (!map->debugfs_name) {
+ map->debugfs_name = kasprintf(GFP_KERNEL, "%s-%s",
devname, name);
+ if (!map->debugfs_name)
+ return;
+ }
name = map->debugfs_name;
} else {
name = devname;
@@ -591,9 +595,10 @@
if (!strcmp(name, "dummy")) {
kfree(map->debugfs_name);
-
map->debugfs_name = kasprintf(GFP_KERNEL, "dummy%d",
dummy_index);
+ if (!map->debugfs_name)
+ return;
name = map->debugfs_name;
dummy_index++;
}
diff --git a/drivers/cpufreq/intel_pstate.c b/drivers/cpufreq/intel_pstate.c
index 6e23376..be05e03 100644
--- a/drivers/cpufreq/intel_pstate.c
+++ b/drivers/cpufreq/intel_pstate.c
@@ -76,11 +76,6 @@
return ret;
}
-static inline int32_t percent_fp(int percent)
-{
- return div_fp(percent, 100);
-}
-
static inline u64 mul_ext_fp(u64 x, u64 y)
{
return (x * y) >> EXT_FRAC_BITS;
@@ -91,11 +86,6 @@
return div64_u64(x << EXT_FRAC_BITS, y);
}
-static inline int32_t percent_ext_fp(int percent)
-{
- return div_ext_fp(percent, 100);
-}
-
/**
* struct sample - Store performance sample
* @core_avg_perf: Ratio of APERF/MPERF which is the actual average
@@ -2653,12 +2643,13 @@
unsigned long capacity)
{
struct cpudata *cpu = all_cpu_data[cpunum];
+ u64 hwp_cap = READ_ONCE(cpu->hwp_cap_cached);
int old_pstate = cpu->pstate.current_pstate;
int cap_pstate, min_pstate, max_pstate, target_pstate;
update_turbo_state();
- cap_pstate = global.turbo_disabled ? cpu->pstate.max_pstate :
- cpu->pstate.turbo_pstate;
+ cap_pstate = global.turbo_disabled ? HWP_GUARANTEED_PERF(hwp_cap) :
+ HWP_HIGHEST_PERF(hwp_cap);
/* Optimization: Avoid unnecessary divisions. */
@@ -3086,7 +3077,6 @@
intel_pstate.attr = hwp_cpufreq_attrs;
intel_cpufreq.attr = hwp_cpufreq_attrs;
intel_cpufreq.flags |= CPUFREQ_NEED_UPDATE_LIMITS;
- intel_cpufreq.fast_switch = NULL;
intel_cpufreq.adjust_perf = intel_cpufreq_adjust_perf;
if (!default_driver)
default_driver = &intel_pstate;
diff --git a/drivers/cpufreq/powernow-k8.c b/drivers/cpufreq/powernow-k8.c
index 0acc9e2..b9ccb6a 100644
--- a/drivers/cpufreq/powernow-k8.c
+++ b/drivers/cpufreq/powernow-k8.c
@@ -878,9 +878,9 @@
/* Take a frequency, and issue the fid/vid transition command */
static int transition_frequency_fidvid(struct powernow_k8_data *data,
- unsigned int index)
+ unsigned int index,
+ struct cpufreq_policy *policy)
{
- struct cpufreq_policy *policy;
u32 fid = 0;
u32 vid = 0;
int res;
@@ -912,9 +912,6 @@
freqs.old = find_khz_freq_from_fid(data->currfid);
freqs.new = find_khz_freq_from_fid(fid);
- policy = cpufreq_cpu_get(smp_processor_id());
- cpufreq_cpu_put(policy);
-
cpufreq_freq_transition_begin(policy, &freqs);
res = transition_fid_vid(data, fid, vid);
cpufreq_freq_transition_end(policy, &freqs, res);
@@ -969,7 +966,7 @@
powernow_k8_acpi_pst_values(data, newstate);
- ret = transition_frequency_fidvid(data, newstate);
+ ret = transition_frequency_fidvid(data, newstate, pol);
if (ret) {
pr_err("transition frequency failed\n");
diff --git a/drivers/dma-buf/dma-buf.c b/drivers/dma-buf/dma-buf.c
index e63684d..9ad6397 100644
--- a/drivers/dma-buf/dma-buf.c
+++ b/drivers/dma-buf/dma-buf.c
@@ -76,10 +76,6 @@
dmabuf->ops->release(dmabuf);
- mutex_lock(&db_list.lock);
- list_del(&dmabuf->list_node);
- mutex_unlock(&db_list.lock);
-
if (dmabuf->resv == (struct dma_resv *)&dmabuf[1])
dma_resv_fini(dmabuf->resv);
@@ -88,6 +84,22 @@
kfree(dmabuf);
}
+static int dma_buf_file_release(struct inode *inode, struct file *file)
+{
+ struct dma_buf *dmabuf;
+
+ if (!is_dma_buf_file(file))
+ return -EINVAL;
+
+ dmabuf = file->private_data;
+
+ mutex_lock(&db_list.lock);
+ list_del(&dmabuf->list_node);
+ mutex_unlock(&db_list.lock);
+
+ return 0;
+}
+
static const struct dentry_operations dma_buf_dentry_ops = {
.d_dname = dmabuffs_dname,
.d_release = dma_buf_release,
@@ -413,6 +425,7 @@
}
static const struct file_operations dma_buf_fops = {
+ .release = dma_buf_file_release,
.mmap = dma_buf_mmap_internal,
.llseek = dma_buf_llseek,
.poll = dma_buf_poll,
diff --git a/drivers/dma/dw-edma/dw-edma-core.c b/drivers/dma/dw-edma/dw-edma-core.c
index b971505..08d71da 100644
--- a/drivers/dma/dw-edma/dw-edma-core.c
+++ b/drivers/dma/dw-edma/dw-edma-core.c
@@ -86,12 +86,12 @@
if (desc->chunk) {
/* Create and add new element into the linked list */
- desc->chunks_alloc++;
- list_add_tail(&chunk->list, &desc->chunk->list);
if (!dw_edma_alloc_burst(chunk)) {
kfree(chunk);
return NULL;
}
+ desc->chunks_alloc++;
+ list_add_tail(&chunk->list, &desc->chunk->list);
} else {
/* List head */
chunk->burst = NULL;
diff --git a/drivers/dma/idxd/sysfs.c b/drivers/dma/idxd/sysfs.c
index 266423a..4dbb03c 100644
--- a/drivers/dma/idxd/sysfs.c
+++ b/drivers/dma/idxd/sysfs.c
@@ -434,7 +434,7 @@
return 0;
drv_fail:
- for (; i > 0; i--)
+ while (--i >= 0)
driver_unregister(&idxd_drvs[i]->drv);
return rc;
}
@@ -1840,7 +1840,7 @@
return 0;
bus_err:
- for (; i > 0; i--)
+ while (--i >= 0)
bus_unregister(idxd_bus_types[i]);
return rc;
}
diff --git a/drivers/dma/mediatek/mtk-hsdma.c b/drivers/dma/mediatek/mtk-hsdma.c
index f133ae8..6ad8afbb95 100644
--- a/drivers/dma/mediatek/mtk-hsdma.c
+++ b/drivers/dma/mediatek/mtk-hsdma.c
@@ -1007,6 +1007,7 @@
return 0;
err_free:
+ mtk_hsdma_hw_deinit(hsdma);
of_dma_controller_free(pdev->dev.of_node);
err_unregister:
dma_async_device_unregister(dd);
diff --git a/drivers/dma/milbeaut-xdmac.c b/drivers/dma/milbeaut-xdmac.c
index 584c931..d29d01e 100644
--- a/drivers/dma/milbeaut-xdmac.c
+++ b/drivers/dma/milbeaut-xdmac.c
@@ -350,7 +350,7 @@
ret = dma_async_device_register(ddev);
if (ret)
- return ret;
+ goto disable_xdmac;
ret = of_dma_controller_register(dev->of_node,
of_dma_simple_xlate, mdev);
@@ -363,6 +363,8 @@
unregister_dmac:
dma_async_device_unregister(ddev);
+disable_xdmac:
+ disable_xdmac(mdev);
return ret;
}
diff --git a/drivers/dma/qcom/bam_dma.c b/drivers/dma/qcom/bam_dma.c
index d5773d4..8857985 100644
--- a/drivers/dma/qcom/bam_dma.c
+++ b/drivers/dma/qcom/bam_dma.c
@@ -630,7 +630,7 @@
GFP_NOWAIT);
if (!async_desc)
- goto err_out;
+ return NULL;
if (flags & DMA_PREP_FENCE)
async_desc->flags |= DESC_FLAG_NWD;
@@ -670,10 +670,6 @@
}
return vchan_tx_prep(&bchan->vc, &async_desc->vd, flags);
-
-err_out:
- kfree(async_desc);
- return NULL;
}
/**
diff --git a/drivers/dma/qcom/gpi.c b/drivers/dma/qcom/gpi.c
index d2334f5..1a0bf6b0 100644
--- a/drivers/dma/qcom/gpi.c
+++ b/drivers/dma/qcom/gpi.c
@@ -1416,7 +1416,7 @@
len = 1 << bit;
ring->alloc_size = (len + (len - 1));
dev_dbg(gpii->gpi_dev->dev,
- "#el:%u el_size:%u len:%u actual_len:%llu alloc_size:%lu\n",
+ "#el:%u el_size:%u len:%u actual_len:%llu alloc_size:%zu\n",
elements, el_size, (elements * el_size), len,
ring->alloc_size);
@@ -1424,7 +1424,7 @@
ring->alloc_size,
&ring->dma_handle, GFP_KERNEL);
if (!ring->pre_aligned) {
- dev_err(gpii->gpi_dev->dev, "could not alloc size:%lu mem for ring\n",
+ dev_err(gpii->gpi_dev->dev, "could not alloc size:%zu mem for ring\n",
ring->alloc_size);
return -ENOMEM;
}
@@ -1444,8 +1444,8 @@
smp_wmb();
dev_dbg(gpii->gpi_dev->dev,
- "phy_pre:0x%0llx phy_alig:0x%0llx len:%u el_size:%u elements:%u\n",
- ring->dma_handle, ring->phys_addr, ring->len,
+ "phy_pre:%pad phy_alig:%pa len:%u el_size:%u elements:%u\n",
+ &ring->dma_handle, &ring->phys_addr, ring->len,
ring->el_size, ring->elements);
return 0;
@@ -1948,7 +1948,7 @@
return ret;
error_start_chan:
- for (i = i - 1; i >= 0; i++) {
+ for (i = i - 1; i >= 0; i--) {
gpi_stop_chan(&gpii->gchan[i]);
gpi_send_cmd(gpii, gchan, GPI_CH_CMD_RESET);
}
diff --git a/drivers/dma/stm32-mdma.c b/drivers/dma/stm32-mdma.c
index e4637ec..36ba8b4 100644
--- a/drivers/dma/stm32-mdma.c
+++ b/drivers/dma/stm32-mdma.c
@@ -199,7 +199,7 @@
#define STM32_MDMA_MAX_CHANNELS 63
#define STM32_MDMA_MAX_REQUESTS 256
#define STM32_MDMA_MAX_BURST 128
-#define STM32_MDMA_VERY_HIGH_PRIORITY 0x11
+#define STM32_MDMA_VERY_HIGH_PRIORITY 0x3
enum stm32_mdma_trigger_mode {
STM32_MDMA_BUFFER,
diff --git a/drivers/dma/ti/k3-udma.c b/drivers/dma/ti/k3-udma.c
index 87157cb..2984604 100644
--- a/drivers/dma/ti/k3-udma.c
+++ b/drivers/dma/ti/k3-udma.c
@@ -4698,9 +4698,9 @@
ud->tchan_tpl.levels = 1;
}
- ud->tchan_tpl.levels = ud->tchan_tpl.levels;
- ud->tchan_tpl.start_idx[0] = ud->tchan_tpl.start_idx[0];
- ud->tchan_tpl.start_idx[1] = ud->tchan_tpl.start_idx[1];
+ ud->rchan_tpl.levels = ud->tchan_tpl.levels;
+ ud->rchan_tpl.start_idx[0] = ud->tchan_tpl.start_idx[0];
+ ud->rchan_tpl.start_idx[1] = ud->tchan_tpl.start_idx[1];
ud->tchan_map = devm_kmalloc_array(dev, BITS_TO_LONGS(ud->tchan_cnt),
sizeof(unsigned long), GFP_KERNEL);
diff --git a/drivers/dma/xilinx/xilinx_dma.c b/drivers/dma/xilinx/xilinx_dma.c
index 22faea6..7977755 100644
--- a/drivers/dma/xilinx/xilinx_dma.c
+++ b/drivers/dma/xilinx/xilinx_dma.c
@@ -2781,7 +2781,7 @@
has_dre = false;
if (!has_dre)
- xdev->common.copy_align = fls(width - 1);
+ xdev->common.copy_align = (enum dmaengine_alignment)fls(width - 1);
if (of_device_is_compatible(node, "xlnx,axi-vdma-mm2s-channel") ||
of_device_is_compatible(node, "xlnx,axi-dma-mm2s-channel") ||
@@ -2900,7 +2900,8 @@
static int xilinx_dma_child_probe(struct xilinx_dma_device *xdev,
struct device_node *node)
{
- int ret, i, nr_channels = 1;
+ int ret, i;
+ u32 nr_channels = 1;
ret = of_property_read_u32(node, "dma-channels", &nr_channels);
if (xdev->dma_config->dmatype == XDMA_TYPE_AXIMCDMA && ret < 0)
@@ -3112,7 +3113,11 @@
}
/* Register the DMA engine with the core */
- dma_async_device_register(&xdev->common);
+ err = dma_async_device_register(&xdev->common);
+ if (err) {
+ dev_err(xdev->dev, "failed to register the dma device\n");
+ goto error;
+ }
err = of_dma_controller_register(node, of_dma_xilinx_xlate,
xdev);
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
index 1cb7d73..b69c340 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
@@ -2548,11 +2548,11 @@
if (adev->gmc.xgmi.num_physical_nodes > 1)
amdgpu_xgmi_remove_device(adev);
- amdgpu_amdkfd_device_fini(adev);
-
amdgpu_device_set_pg_state(adev, AMD_PG_STATE_UNGATE);
amdgpu_device_set_cg_state(adev, AMD_CG_STATE_UNGATE);
+ amdgpu_amdkfd_device_fini(adev);
+
/* need to disable SMC first */
for (i = 0; i < adev->num_ip_blocks; i++) {
if (!adev->ip_blocks[i].status.hw)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
index 523d22d..347fec6 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
@@ -563,7 +563,7 @@
* add workaround to bypass it for sriov now.
* TODO: add version check to make it common
*/
- if (amdgpu_sriov_vf(psp->adev) || !psp->asd_fw)
+ if (amdgpu_sriov_vf(psp->adev) || !psp->asd_ucode_size)
return 0;
cmd = kzalloc(sizeof(struct psp_gfx_cmd_resp), GFP_KERNEL);
@@ -1315,8 +1315,12 @@
if (amdgpu_sriov_vf(psp->adev))
return 0;
- if (!psp->hdcp_context.hdcp_initialized)
- return 0;
+ if (!psp->hdcp_context.hdcp_initialized) {
+ if (psp->hdcp_context.hdcp_shared_buf)
+ goto out;
+ else
+ return 0;
+ }
ret = psp_hdcp_unload(psp);
if (ret)
@@ -1324,6 +1328,7 @@
psp->hdcp_context.hdcp_initialized = false;
+out:
/* free hdcp shared memory */
amdgpu_bo_free_kernel(&psp->hdcp_context.hdcp_shared_bo,
&psp->hdcp_context.hdcp_shared_mc_addr,
@@ -1462,8 +1467,12 @@
if (amdgpu_sriov_vf(psp->adev))
return 0;
- if (!psp->dtm_context.dtm_initialized)
- return 0;
+ if (!psp->dtm_context.dtm_initialized) {
+ if (psp->dtm_context.dtm_shared_buf)
+ goto out;
+ else
+ return 0;
+ }
ret = psp_dtm_unload(psp);
if (ret)
@@ -1471,6 +1480,7 @@
psp->dtm_context.dtm_initialized = false;
+out:
/* free hdcp shared memory */
amdgpu_bo_free_kernel(&psp->dtm_context.dtm_shared_bo,
&psp->dtm_context.dtm_shared_mc_addr,
@@ -2589,11 +2599,10 @@
switch (desc->fw_type) {
case TA_FW_TYPE_PSP_ASD:
- psp->asd_fw_version = le32_to_cpu(desc->fw_version);
+ psp->asd_fw_version = le32_to_cpu(desc->fw_version);
psp->asd_feature_version = le32_to_cpu(desc->fw_version);
- psp->asd_ucode_size = le32_to_cpu(desc->size_bytes);
+ psp->asd_ucode_size = le32_to_cpu(desc->size_bytes);
psp->asd_start_addr = ucode_start_addr;
- psp->asd_fw = psp->ta_fw;
break;
case TA_FW_TYPE_PSP_XGMI:
psp->ta_xgmi_ucode_version = le32_to_cpu(desc->fw_version);
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
index c136bd4..82e9526 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
@@ -1518,7 +1518,7 @@
struct amdgpu_ras *con = amdgpu_ras_get_context(adev);
struct ras_err_handler_data *data;
int i = 0;
- int ret = 0;
+ int ret = 0, status;
if (!con || !con->eh_data || !bps || !count)
return -EINVAL;
@@ -1543,12 +1543,12 @@
.size = AMDGPU_GPU_PAGE_SIZE,
.flags = AMDGPU_RAS_RETIRE_PAGE_RESERVED,
};
- ret = amdgpu_vram_mgr_query_page_status(
+ status = amdgpu_vram_mgr_query_page_status(
ttm_manager_type(&adev->mman.bdev, TTM_PL_VRAM),
data->bps[i].retired_page);
- if (ret == -EBUSY)
+ if (status == -EBUSY)
(*bps)[i].flags = AMDGPU_RAS_RETIRE_PAGE_PENDING;
- else if (ret == -ENOENT)
+ else if (status == -ENOENT)
(*bps)[i].flags = AMDGPU_RAS_RETIRE_PAGE_FAULT;
}
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras_eeprom.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras_eeprom.c
index 1dd0401..19d9aa7 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras_eeprom.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras_eeprom.c
@@ -30,6 +30,7 @@
#define EEPROM_I2C_TARGET_ADDR_VEGA20 0xA0
#define EEPROM_I2C_TARGET_ADDR_ARCTURUS 0xA8
#define EEPROM_I2C_TARGET_ADDR_ARCTURUS_D342 0xA0
+#define EEPROM_I2C_TARGET_ADDR_SIENNA_CICHLID 0xA0
/*
* The 2 macros bellow represent the actual size in bytes that
@@ -62,7 +63,8 @@
static bool __is_ras_eeprom_supported(struct amdgpu_device *adev)
{
if ((adev->asic_type == CHIP_VEGA20) ||
- (adev->asic_type == CHIP_ARCTURUS))
+ (adev->asic_type == CHIP_ARCTURUS) ||
+ (adev->asic_type == CHIP_SIENNA_CICHLID))
return true;
return false;
@@ -100,6 +102,10 @@
case CHIP_ARCTURUS:
return __get_eeprom_i2c_addr_arct(adev, i2c_addr);
+ case CHIP_SIENNA_CICHLID:
+ *i2c_addr = EEPROM_I2C_TARGET_ADDR_SIENNA_CICHLID;
+ break;
+
default:
return false;
}
diff --git a/drivers/gpu/drm/amd/amdgpu/mmhub_v2_3.c b/drivers/gpu/drm/amd/amdgpu/mmhub_v2_3.c
index b72c8e4..07104a1 100644
--- a/drivers/gpu/drm/amd/amdgpu/mmhub_v2_3.c
+++ b/drivers/gpu/drm/amd/amdgpu/mmhub_v2_3.c
@@ -310,7 +310,7 @@
/* Send no-retry XNACK on fault to suppress VM fault storm. */
tmp = REG_SET_FIELD(tmp, MMVM_CONTEXT1_CNTL,
RETRY_PERMISSION_OR_INVALID_PAGE_FAULT,
- !amdgpu_noretry);
+ !adev->gmc.noretry);
WREG32_SOC15_OFFSET(MMHUB, 0, mmMMVM_CONTEXT1_CNTL,
i * hub->ctx_distance, tmp);
WREG32_SOC15_OFFSET(MMHUB, 0, mmMMVM_CONTEXT1_PAGE_TABLE_START_ADDR_LO32,
diff --git a/drivers/gpu/drm/amd/display/Kconfig b/drivers/gpu/drm/amd/display/Kconfig
index 797b5d4..e509a17 100644
--- a/drivers/gpu/drm/amd/display/Kconfig
+++ b/drivers/gpu/drm/amd/display/Kconfig
@@ -6,7 +6,7 @@
bool "AMD DC - Enable new display engine"
default y
select SND_HDA_COMPONENT if SND_HDA_CORE
- select DRM_AMD_DC_DCN if (X86 || PPC64 || (ARM64 && KERNEL_MODE_NEON)) && !(KCOV_INSTRUMENT_ALL && KCOV_ENABLE_COMPARISONS)
+ select DRM_AMD_DC_DCN if (X86 || PPC64) && !(KCOV_INSTRUMENT_ALL && KCOV_ENABLE_COMPARISONS)
help
Choose this option if you want to use the new display engine
support for AMDGPU. This adds required support for Vega and
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
index 519080e..1464860 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
@@ -2386,8 +2386,7 @@
drm_connector_update_edid_property(connector,
aconnector->edid);
- aconnector->num_modes = drm_add_edid_modes(connector, aconnector->edid);
- drm_connector_list_update(connector);
+ drm_add_edid_modes(connector, aconnector->edid);
if (aconnector->dc_link->aux_mode)
drm_dp_cec_set_edid(&aconnector->dm_dp_aux.aux,
@@ -8379,8 +8378,7 @@
acrtc->dm_irq_params.stream = dm_new_crtc_state->stream;
manage_dm_interrupts(adev, acrtc, true);
}
-#ifdef CONFIG_DEBUG_FS
- if (new_crtc_state->active &&
+ if (IS_ENABLED(CONFIG_DEBUG_FS) && new_crtc_state->active &&
amdgpu_dm_is_valid_crc_source(dm_new_crtc_state->crc_src)) {
/**
* Frontend may have changed so reapply the CRC capture
@@ -8401,7 +8399,6 @@
amdgpu_dm_crtc_configure_crc_source(
crtc, dm_new_crtc_state, dm_new_crtc_state->crc_src);
}
-#endif
}
for_each_new_crtc_in_state(state, crtc, new_crtc_state, j)
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_crc.h b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_crc.h
index 0235bfb..eba2f1d 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_crc.h
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_crc.h
@@ -46,13 +46,13 @@
}
/* amdgpu_dm_crc.c */
-#ifdef CONFIG_DEBUG_FS
bool amdgpu_dm_crc_window_is_default(struct dm_crtc_state *dm_crtc_state);
bool amdgpu_dm_crc_window_changed(struct dm_crtc_state *dm_new_crtc_state,
struct dm_crtc_state *dm_old_crtc_state);
int amdgpu_dm_crtc_configure_crc_source(struct drm_crtc *crtc,
struct dm_crtc_state *dm_crtc_state,
enum amdgpu_dm_pipe_crc_source source);
+#ifdef CONFIG_DEBUG_FS
int amdgpu_dm_crtc_set_crc_source(struct drm_crtc *crtc, const char *src_name);
int amdgpu_dm_crtc_verify_crc_source(struct drm_crtc *crtc,
const char *src_name,
diff --git a/drivers/gpu/drm/amd/display/dc/calcs/Makefile b/drivers/gpu/drm/amd/display/dc/calcs/Makefile
index 64f515d..f3c00f4 100644
--- a/drivers/gpu/drm/amd/display/dc/calcs/Makefile
+++ b/drivers/gpu/drm/amd/display/dc/calcs/Makefile
@@ -33,10 +33,6 @@
calcs_ccflags := -mhard-float -maltivec
endif
-ifdef CONFIG_ARM64
-calcs_rcflags := -mgeneral-regs-only
-endif
-
ifdef CONFIG_CC_IS_GCC
ifeq ($(call cc-ifversion, -lt, 0701, y), y)
IS_OLD_GCC = 1
diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/Makefile b/drivers/gpu/drm/amd/display/dc/clk_mgr/Makefile
index d59b380..ff96bee 100644
--- a/drivers/gpu/drm/amd/display/dc/clk_mgr/Makefile
+++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/Makefile
@@ -104,13 +104,6 @@
CFLAGS_$(AMDDALPATH)/dc/clk_mgr/dcn21/rn_clk_mgr.o := $(call cc-option,-mno-gnu-attribute)
endif
-# prevent build errors:
-# ...: '-mgeneral-regs-only' is incompatible with the use of floating-point types
-# this file is unused on arm64, just like on ppc64
-ifdef CONFIG_ARM64
-CFLAGS_REMOVE_$(AMDDALPATH)/dc/clk_mgr/dcn21/rn_clk_mgr.o := -mgeneral-regs-only
-endif
-
AMD_DAL_CLK_MGR_DCN21 = $(addprefix $(AMDDALPATH)/dc/clk_mgr/dcn21/,$(CLK_MGR_DCN21))
AMD_DISPLAY_FILES += $(AMD_DAL_CLK_MGR_DCN21)
@@ -125,13 +118,6 @@
CFLAGS_$(AMDDALPATH)/dc/clk_mgr/dcn30/dcn30_clk_mgr.o := $(call cc-option,-mno-gnu-attribute)
endif
-# prevent build errors:
-# ...: '-mgeneral-regs-only' is incompatible with the use of floating-point types
-# this file is unused on arm64, just like on ppc64
-ifdef CONFIG_ARM64
-CFLAGS_REMOVE_$(AMDDALPATH)/dc/clk_mgr/dcn30/dcn30_clk_mgr.o := -mgeneral-regs-only
-endif
-
AMD_DAL_CLK_MGR_DCN30 = $(addprefix $(AMDDALPATH)/dc/clk_mgr/dcn30/,$(CLK_MGR_DCN30))
AMD_DISPLAY_FILES += $(AMD_DAL_CLK_MGR_DCN30)
@@ -146,13 +132,6 @@
CFLAGS_$(AMDDALPATH)/dc/clk_mgr/dcn301/vg_clk_mgr.o := $(call cc-option,-mno-gnu-attribute)
endif
-# prevent build errors:
-# ...: '-mgeneral-regs-only' is incompatible with the use of floating-point types
-# this file is unused on arm64, just like on ppc64
-ifdef CONFIG_ARM64
-CFLAGS_REMOVE_$(AMDDALPATH)/dc/clk_mgr/dcn301/vg_clk_mgr.o := -mgeneral-regs-only
-endif
-
AMD_DAL_CLK_MGR_DCN301 = $(addprefix $(AMDDALPATH)/dc/clk_mgr/dcn301/,$(CLK_MGR_DCN301))
AMD_DISPLAY_FILES += $(AMD_DAL_CLK_MGR_DCN301)
diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_link.c b/drivers/gpu/drm/amd/display/dc/core/dc_link.c
index 9e1071b..f4a2088 100644
--- a/drivers/gpu/drm/amd/display/dc/core/dc_link.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc_link.c
@@ -2487,9 +2487,14 @@
static struct abm *get_abm_from_stream_res(const struct dc_link *link)
{
int i;
- struct dc *dc = link->ctx->dc;
+ struct dc *dc = NULL;
struct abm *abm = NULL;
+ if (!link || !link->ctx)
+ return NULL;
+
+ dc = link->ctx->dc;
+
for (i = 0; i < MAX_PIPES; i++) {
struct pipe_ctx pipe_ctx = dc->current_state->res_ctx.pipe_ctx[i];
struct dc_stream_state *stream = pipe_ctx.stream;
diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/Makefile b/drivers/gpu/drm/amd/display/dc/dcn10/Makefile
index 733e6e6..62ad1a1 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn10/Makefile
+++ b/drivers/gpu/drm/amd/display/dc/dcn10/Makefile
@@ -31,11 +31,4 @@
AMD_DAL_DCN10 = $(addprefix $(AMDDALPATH)/dc/dcn10/,$(DCN10))
-# fix:
-# ...: '-mgeneral-regs-only' is incompatible with the use of floating-point types
-# aarch64 does not support soft-float, so use hard-float and handle this in code
-ifdef CONFIG_ARM64
-CFLAGS_REMOVE_$(AMDDALPATH)/dc/dcn10/dcn10_resource.o := -mgeneral-regs-only
-endif
-
AMD_DISPLAY_FILES += $(AMD_DAL_DCN10)
diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_resource.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_resource.c
index bdc3783..3674519 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_resource.c
@@ -1534,15 +1534,8 @@
memcpy(dc->dcn_ip, &dcn10_ip_defaults, sizeof(dcn10_ip_defaults));
memcpy(dc->dcn_soc, &dcn10_soc_defaults, sizeof(dcn10_soc_defaults));
-#if defined(CONFIG_ARM64)
- /* Aarch64 does not support -msoft-float/-mfloat-abi=soft */
- DC_FP_START();
- dcn10_resource_construct_fp(dc);
- DC_FP_END();
-#else
/* Other architectures we build for build this with soft-float */
dcn10_resource_construct_fp(dc);
-#endif
pool->base.pp_smu = dcn10_pp_smu_create(ctx);
diff --git a/drivers/gpu/drm/amd/display/dc/dcn20/Makefile b/drivers/gpu/drm/amd/display/dc/dcn20/Makefile
index 624cb13..5fcaf78 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn20/Makefile
+++ b/drivers/gpu/drm/amd/display/dc/dcn20/Makefile
@@ -17,10 +17,6 @@
CFLAGS_$(AMDDALPATH)/dc/dcn20/dcn20_resource.o := -mhard-float -maltivec
endif
-ifdef CONFIG_ARM64
-CFLAGS_REMOVE_$(AMDDALPATH)/dc/dcn20/dcn20_resource.o := -mgeneral-regs-only
-endif
-
ifdef CONFIG_CC_IS_GCC
ifeq ($(call cc-ifversion, -lt, 0701, y), y)
IS_OLD_GCC = 1
diff --git a/drivers/gpu/drm/amd/display/dc/dcn21/Makefile b/drivers/gpu/drm/amd/display/dc/dcn21/Makefile
index 1ee5fc0..bb8c951 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn21/Makefile
+++ b/drivers/gpu/drm/amd/display/dc/dcn21/Makefile
@@ -13,10 +13,6 @@
CFLAGS_$(AMDDALPATH)/dc/dcn21/dcn21_resource.o := -mhard-float -maltivec
endif
-ifdef CONFIG_ARM64
-CFLAGS_REMOVE_$(AMDDALPATH)/dc/dcn21/dcn21_resource.o := -mgeneral-regs-only
-endif
-
ifdef CONFIG_CC_IS_GCC
ifeq ($(call cc-ifversion, -lt, 0701, y), y)
IS_OLD_GCC = 1
diff --git a/drivers/gpu/drm/amd/display/dc/dcn30/Makefile b/drivers/gpu/drm/amd/display/dc/dcn30/Makefile
index 248c271..c20331e 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn30/Makefile
+++ b/drivers/gpu/drm/amd/display/dc/dcn30/Makefile
@@ -41,11 +41,6 @@
CFLAGS_$(AMDDALPATH)/dc/dcn30/dcn30_optc.o := -mhard-float -maltivec
endif
-ifdef CONFIG_ARM64
-CFLAGS_REMOVE_$(AMDDALPATH)/dc/dcn30/dcn30_resource.o := -mgeneral-regs-only
-CFLAGS_REMOVE_$(AMDDALPATH)/dc/dcn30/dcn30_optc.o := -mgeneral-regs-only
-endif
-
ifdef CONFIG_CC_IS_GCC
ifeq ($(call cc-ifversion, -lt, 0701, y), y)
IS_OLD_GCC = 1
diff --git a/drivers/gpu/drm/amd/display/dc/dcn301/Makefile b/drivers/gpu/drm/amd/display/dc/dcn301/Makefile
index 2fd5d34..3ca7d91 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn301/Makefile
+++ b/drivers/gpu/drm/amd/display/dc/dcn301/Makefile
@@ -21,10 +21,6 @@
CFLAGS_$(AMDDALPATH)/dc/dcn301/dcn301_resource.o := -mhard-float -maltivec
endif
-ifdef CONFIG_ARM64
-CFLAGS_REMOVE_$(AMDDALPATH)/dc/dcn301/dcn301_resource.o := -mgeneral-regs-only
-endif
-
ifdef CONFIG_CC_IS_GCC
ifeq ($(call cc-ifversion, -lt, 0701, y), y)
IS_OLD_GCC = 1
diff --git a/drivers/gpu/drm/amd/display/dc/dcn302/Makefile b/drivers/gpu/drm/amd/display/dc/dcn302/Makefile
index 36e44e1..8d4924b 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn302/Makefile
+++ b/drivers/gpu/drm/amd/display/dc/dcn302/Makefile
@@ -20,10 +20,6 @@
CFLAGS_$(AMDDALPATH)/dc/dcn302/dcn302_resource.o := -mhard-float -maltivec
endif
-ifdef CONFIG_ARM64
-CFLAGS_REMOVE_$(AMDDALPATH)/dc/dcn302/dcn302_resource.o := -mgeneral-regs-only
-endif
-
ifdef CONFIG_CC_IS_GCC
ifeq ($(call cc-ifversion, -lt, 0701, y), y)
IS_OLD_GCC = 1
diff --git a/drivers/gpu/drm/amd/display/dc/dml/Makefile b/drivers/gpu/drm/amd/display/dc/dml/Makefile
index a02a33d..6bb7f29 100644
--- a/drivers/gpu/drm/amd/display/dc/dml/Makefile
+++ b/drivers/gpu/drm/amd/display/dc/dml/Makefile
@@ -33,10 +33,6 @@
dml_ccflags := -mhard-float -maltivec
endif
-ifdef CONFIG_ARM64
-dml_rcflags := -mgeneral-regs-only
-endif
-
ifdef CONFIG_CC_IS_GCC
ifeq ($(call cc-ifversion, -lt, 0701, y), y)
IS_OLD_GCC = 1
diff --git a/drivers/gpu/drm/amd/display/dc/dsc/Makefile b/drivers/gpu/drm/amd/display/dc/dsc/Makefile
index f2624a1..8d31eb7 100644
--- a/drivers/gpu/drm/amd/display/dc/dsc/Makefile
+++ b/drivers/gpu/drm/amd/display/dc/dsc/Makefile
@@ -10,10 +10,6 @@
dsc_ccflags := -mhard-float -maltivec
endif
-ifdef CONFIG_ARM64
-dsc_rcflags := -mgeneral-regs-only
-endif
-
ifdef CONFIG_CC_IS_GCC
ifeq ($(call cc-ifversion, -lt, 0701, y), y)
IS_OLD_GCC = 1
diff --git a/drivers/gpu/drm/amd/display/dc/os_types.h b/drivers/gpu/drm/amd/display/dc/os_types.h
index 95cb569..126c2f3 100644
--- a/drivers/gpu/drm/amd/display/dc/os_types.h
+++ b/drivers/gpu/drm/amd/display/dc/os_types.h
@@ -55,10 +55,6 @@
#include <asm/fpu/api.h>
#define DC_FP_START() kernel_fpu_begin()
#define DC_FP_END() kernel_fpu_end()
-#elif defined(CONFIG_ARM64)
-#include <asm/neon.h>
-#define DC_FP_START() kernel_neon_begin()
-#define DC_FP_END() kernel_neon_end()
#elif defined(CONFIG_PPC64)
#include <asm/switch_to.h>
#include <asm/cputable.h>
diff --git a/drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu10_hwmgr.c b/drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu10_hwmgr.c
index e57e64b..8832278 100644
--- a/drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu10_hwmgr.c
+++ b/drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu10_hwmgr.c
@@ -251,7 +251,7 @@
smu10_data->gfx_actual_soft_min_freq = clock;
smum_send_msg_to_smc_with_parameter(hwmgr,
PPSMC_MSG_SetHardMinGfxClk,
- smu10_data->gfx_actual_soft_min_freq,
+ clock,
NULL);
}
return 0;
@@ -558,7 +558,8 @@
/* enable the pp_od_clk_voltage sysfs file */
hwmgr->od_enabled = 1;
-
+ /* disabled fine grain tuning function by default */
+ data->fine_grain_enabled = 0;
return result;
}
@@ -597,6 +598,7 @@
uint32_t min_mclk = hwmgr->display_config->min_mem_set_clock/100;
uint32_t index_fclk = data->clock_vol_info.vdd_dep_on_fclk->count - 1;
uint32_t index_socclk = data->clock_vol_info.vdd_dep_on_socclk->count - 1;
+ uint32_t fine_grain_min_freq = 0, fine_grain_max_freq = 0;
if (hwmgr->smu_version < 0x1E3700) {
pr_info("smu firmware version too old, can not set dpm level\n");
@@ -613,6 +615,14 @@
switch (level) {
case AMD_DPM_FORCED_LEVEL_HIGH:
case AMD_DPM_FORCED_LEVEL_PROFILE_PEAK:
+ data->fine_grain_enabled = 0;
+
+ smum_send_msg_to_smc(hwmgr, PPSMC_MSG_GetMinGfxclkFrequency, &fine_grain_min_freq);
+ smum_send_msg_to_smc(hwmgr, PPSMC_MSG_GetMaxGfxclkFrequency, &fine_grain_max_freq);
+
+ data->gfx_actual_soft_min_freq = fine_grain_min_freq;
+ data->gfx_actual_soft_max_freq = fine_grain_max_freq;
+
smum_send_msg_to_smc_with_parameter(hwmgr,
PPSMC_MSG_SetHardMinGfxClk,
data->gfx_max_freq_limit/100,
@@ -648,6 +658,14 @@
NULL);
break;
case AMD_DPM_FORCED_LEVEL_PROFILE_MIN_SCLK:
+ data->fine_grain_enabled = 0;
+
+ smum_send_msg_to_smc(hwmgr, PPSMC_MSG_GetMinGfxclkFrequency, &fine_grain_min_freq);
+ smum_send_msg_to_smc(hwmgr, PPSMC_MSG_GetMaxGfxclkFrequency, &fine_grain_max_freq);
+
+ data->gfx_actual_soft_min_freq = fine_grain_min_freq;
+ data->gfx_actual_soft_max_freq = fine_grain_max_freq;
+
smum_send_msg_to_smc_with_parameter(hwmgr,
PPSMC_MSG_SetHardMinGfxClk,
min_sclk,
@@ -658,6 +676,14 @@
NULL);
break;
case AMD_DPM_FORCED_LEVEL_PROFILE_MIN_MCLK:
+ data->fine_grain_enabled = 0;
+
+ smum_send_msg_to_smc(hwmgr, PPSMC_MSG_GetMinGfxclkFrequency, &fine_grain_min_freq);
+ smum_send_msg_to_smc(hwmgr, PPSMC_MSG_GetMaxGfxclkFrequency, &fine_grain_max_freq);
+
+ data->gfx_actual_soft_min_freq = fine_grain_min_freq;
+ data->gfx_actual_soft_max_freq = fine_grain_max_freq;
+
smum_send_msg_to_smc_with_parameter(hwmgr,
PPSMC_MSG_SetHardMinFclkByFreq,
min_mclk,
@@ -668,6 +694,14 @@
NULL);
break;
case AMD_DPM_FORCED_LEVEL_PROFILE_STANDARD:
+ data->fine_grain_enabled = 0;
+
+ smum_send_msg_to_smc(hwmgr, PPSMC_MSG_GetMinGfxclkFrequency, &fine_grain_min_freq);
+ smum_send_msg_to_smc(hwmgr, PPSMC_MSG_GetMaxGfxclkFrequency, &fine_grain_max_freq);
+
+ data->gfx_actual_soft_min_freq = fine_grain_min_freq;
+ data->gfx_actual_soft_max_freq = fine_grain_max_freq;
+
smum_send_msg_to_smc_with_parameter(hwmgr,
PPSMC_MSG_SetHardMinGfxClk,
SMU10_UMD_PSTATE_GFXCLK,
@@ -703,6 +737,14 @@
NULL);
break;
case AMD_DPM_FORCED_LEVEL_AUTO:
+ data->fine_grain_enabled = 0;
+
+ smum_send_msg_to_smc(hwmgr, PPSMC_MSG_GetMinGfxclkFrequency, &fine_grain_min_freq);
+ smum_send_msg_to_smc(hwmgr, PPSMC_MSG_GetMaxGfxclkFrequency, &fine_grain_max_freq);
+
+ data->gfx_actual_soft_min_freq = fine_grain_min_freq;
+ data->gfx_actual_soft_max_freq = fine_grain_max_freq;
+
smum_send_msg_to_smc_with_parameter(hwmgr,
PPSMC_MSG_SetHardMinGfxClk,
min_sclk,
@@ -741,6 +783,14 @@
NULL);
break;
case AMD_DPM_FORCED_LEVEL_LOW:
+ data->fine_grain_enabled = 0;
+
+ smum_send_msg_to_smc(hwmgr, PPSMC_MSG_GetMinGfxclkFrequency, &fine_grain_min_freq);
+ smum_send_msg_to_smc(hwmgr, PPSMC_MSG_GetMaxGfxclkFrequency, &fine_grain_max_freq);
+
+ data->gfx_actual_soft_min_freq = fine_grain_min_freq;
+ data->gfx_actual_soft_max_freq = fine_grain_max_freq;
+
smum_send_msg_to_smc_with_parameter(hwmgr,
PPSMC_MSG_SetHardMinGfxClk,
data->gfx_min_freq_limit/100,
@@ -759,6 +809,7 @@
NULL);
break;
case AMD_DPM_FORCED_LEVEL_MANUAL:
+ data->fine_grain_enabled = 1;
case AMD_DPM_FORCED_LEVEL_PROFILE_EXIT:
default:
break;
@@ -948,6 +999,8 @@
struct smu10_voltage_dependency_table *mclk_table =
data->clock_vol_info.vdd_dep_on_fclk;
uint32_t i, now, size = 0;
+ uint32_t min_freq, max_freq = 0;
+ uint32_t ret = 0;
switch (type) {
case PP_SCLK:
@@ -983,18 +1036,28 @@
break;
case OD_SCLK:
if (hwmgr->od_enabled) {
- size = sprintf(buf, "%s:\n", "OD_SCLK");
+ ret = smum_send_msg_to_smc(hwmgr, PPSMC_MSG_GetMinGfxclkFrequency, &min_freq);
+ if (ret)
+ return ret;
+ ret = smum_send_msg_to_smc(hwmgr, PPSMC_MSG_GetMaxGfxclkFrequency, &max_freq);
+ if (ret)
+ return ret;
+ size = sprintf(buf, "%s:\n", "OD_SCLK");
size += sprintf(buf + size, "0: %10uMhz\n",
- (data->gfx_actual_soft_min_freq > 0) ? data->gfx_actual_soft_min_freq : data->gfx_min_freq_limit/100);
- size += sprintf(buf + size, "1: %10uMhz\n", data->gfx_max_freq_limit/100);
+ (data->gfx_actual_soft_min_freq > 0) ? data->gfx_actual_soft_min_freq : min_freq);
+ size += sprintf(buf + size, "1: %10uMhz\n",
+ (data->gfx_actual_soft_max_freq > 0) ? data->gfx_actual_soft_max_freq : max_freq);
}
break;
case OD_RANGE:
if (hwmgr->od_enabled) {
- uint32_t min_freq, max_freq = 0;
- smum_send_msg_to_smc(hwmgr, PPSMC_MSG_GetMinGfxclkFrequency, &min_freq);
- smum_send_msg_to_smc(hwmgr, PPSMC_MSG_GetMaxGfxclkFrequency, &max_freq);
+ ret = smum_send_msg_to_smc(hwmgr, PPSMC_MSG_GetMinGfxclkFrequency, &min_freq);
+ if (ret)
+ return ret;
+ ret = smum_send_msg_to_smc(hwmgr, PPSMC_MSG_GetMaxGfxclkFrequency, &max_freq);
+ if (ret)
+ return ret;
size = sprintf(buf, "%s:\n", "OD_RANGE");
size += sprintf(buf + size, "SCLK: %7uMHz %10uMHz\n",
@@ -1414,23 +1477,96 @@
enum PP_OD_DPM_TABLE_COMMAND type,
long *input, uint32_t size)
{
+ uint32_t min_freq, max_freq = 0;
+ struct smu10_hwmgr *smu10_data = (struct smu10_hwmgr *)(hwmgr->backend);
+ int ret = 0;
+
if (!hwmgr->od_enabled) {
pr_err("Fine grain not support\n");
return -EINVAL;
}
- if (size != 2) {
- pr_err("Input parameter number not correct\n");
+ if (!smu10_data->fine_grain_enabled) {
+ pr_err("Fine grain not started\n");
return -EINVAL;
}
if (type == PP_OD_EDIT_SCLK_VDDC_TABLE) {
- if (input[0] == 0)
- smu10_set_hard_min_gfxclk_by_freq(hwmgr, input[1]);
- else if (input[0] == 1)
- smu10_set_soft_max_gfxclk_by_freq(hwmgr, input[1]);
- else
+ if (size != 2) {
+ pr_err("Input parameter number not correct\n");
return -EINVAL;
+ }
+
+ if (input[0] == 0) {
+ smum_send_msg_to_smc(hwmgr, PPSMC_MSG_GetMinGfxclkFrequency, &min_freq);
+ if (input[1] < min_freq) {
+ pr_err("Fine grain setting minimum sclk (%ld) MHz is less than the minimum allowed (%d) MHz\n",
+ input[1], min_freq);
+ return -EINVAL;
+ }
+ smu10_data->gfx_actual_soft_min_freq = input[1];
+ } else if (input[0] == 1) {
+ smum_send_msg_to_smc(hwmgr, PPSMC_MSG_GetMaxGfxclkFrequency, &max_freq);
+ if (input[1] > max_freq) {
+ pr_err("Fine grain setting maximum sclk (%ld) MHz is greater than the maximum allowed (%d) MHz\n",
+ input[1], max_freq);
+ return -EINVAL;
+ }
+ smu10_data->gfx_actual_soft_max_freq = input[1];
+ } else {
+ return -EINVAL;
+ }
+ } else if (type == PP_OD_RESTORE_DEFAULT_TABLE) {
+ if (size != 0) {
+ pr_err("Input parameter number not correct\n");
+ return -EINVAL;
+ }
+ smum_send_msg_to_smc(hwmgr, PPSMC_MSG_GetMinGfxclkFrequency, &min_freq);
+ smum_send_msg_to_smc(hwmgr, PPSMC_MSG_GetMaxGfxclkFrequency, &max_freq);
+
+ smu10_data->gfx_actual_soft_min_freq = min_freq;
+ smu10_data->gfx_actual_soft_max_freq = max_freq;
+
+ ret = smum_send_msg_to_smc_with_parameter(hwmgr,
+ PPSMC_MSG_SetHardMinGfxClk,
+ min_freq,
+ NULL);
+ if (ret)
+ return ret;
+
+ ret = smum_send_msg_to_smc_with_parameter(hwmgr,
+ PPSMC_MSG_SetSoftMaxGfxClk,
+ max_freq,
+ NULL);
+ if (ret)
+ return ret;
+ } else if (type == PP_OD_COMMIT_DPM_TABLE) {
+ if (size != 0) {
+ pr_err("Input parameter number not correct\n");
+ return -EINVAL;
+ }
+
+ if (smu10_data->gfx_actual_soft_min_freq > smu10_data->gfx_actual_soft_max_freq) {
+ pr_err("The setting minimun sclk (%d) MHz is greater than the setting maximum sclk (%d) MHz\n",
+ smu10_data->gfx_actual_soft_min_freq, smu10_data->gfx_actual_soft_max_freq);
+ return -EINVAL;
+ }
+
+ ret = smum_send_msg_to_smc_with_parameter(hwmgr,
+ PPSMC_MSG_SetHardMinGfxClk,
+ smu10_data->gfx_actual_soft_min_freq,
+ NULL);
+ if (ret)
+ return ret;
+
+ ret = smum_send_msg_to_smc_with_parameter(hwmgr,
+ PPSMC_MSG_SetSoftMaxGfxClk,
+ smu10_data->gfx_actual_soft_max_freq,
+ NULL);
+ if (ret)
+ return ret;
+ } else {
+ return -EINVAL;
}
return 0;
diff --git a/drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu10_hwmgr.h b/drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu10_hwmgr.h
index 6c9b5f0..808e0ec 100644
--- a/drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu10_hwmgr.h
+++ b/drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu10_hwmgr.h
@@ -283,6 +283,7 @@
uint32_t vclk_soft_min;
uint32_t dclk_soft_min;
uint32_t gfx_actual_soft_min_freq;
+ uint32_t gfx_actual_soft_max_freq;
uint32_t gfx_min_freq_limit;
uint32_t gfx_max_freq_limit; /* in 10Khz*/
@@ -299,6 +300,8 @@
bool need_min_deep_sleep_dcefclk;
uint32_t deep_sleep_dcefclk;
uint32_t num_active_display;
+
+ bool fine_grain_enabled;
};
struct pp_hwmgr;
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 9608745..12b36eb 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
@@ -2372,7 +2372,7 @@
{
int i;
- req->I2CcontrollerPort = 0;
+ req->I2CcontrollerPort = 1;
req->I2CSpeed = 2;
req->SlaveAddress = address;
req->NumCmds = numbytes;
diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu11/vangogh_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu11/vangogh_ppt.c
index 8cb4fce..5c1482d 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/smu11/vangogh_ppt.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu11/vangogh_ppt.c
@@ -252,7 +252,8 @@
*value = metrics->UvdActivity;
break;
case METRICS_AVERAGE_SOCKETPOWER:
- *value = metrics->CurrentSocketPower;
+ *value = (metrics->CurrentSocketPower << 8) /
+ 1000 ;
break;
case METRICS_TEMPERATURE_EDGE:
*value = metrics->GfxTemperature / 100 *
diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu12/renoir_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu12/renoir_ppt.c
index dc75db8..f743685 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/smu12/renoir_ppt.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu12/renoir_ppt.c
@@ -188,6 +188,7 @@
return -EINVAL;
*freq = clk_table->SocClocks[dpm_level].Freq;
break;
+ case SMU_UCLK:
case SMU_MCLK:
if (dpm_level >= NUM_FCLK_DPM_LEVELS)
return -EINVAL;
diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu12/smu_v12_0.c b/drivers/gpu/drm/amd/pm/swsmu/smu12/smu_v12_0.c
index 522d550..06abf2a 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/smu12/smu_v12_0.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu12/smu_v12_0.c
@@ -225,6 +225,7 @@
break;
case SMU_FCLK:
case SMU_MCLK:
+ case SMU_UCLK:
ret = smu_cmn_send_smc_msg_with_param(smu, SMU_MSG_SetHardMinFclkByFreq, min, NULL);
if (ret)
return ret;
diff --git a/drivers/gpu/drm/i915/display/intel_display_types.h b/drivers/gpu/drm/i915/display/intel_display_types.h
index ce82d65..34d78c6 100644
--- a/drivers/gpu/drm/i915/display/intel_display_types.h
+++ b/drivers/gpu/drm/i915/display/intel_display_types.h
@@ -1436,6 +1436,9 @@
bool ycbcr_444_to_420;
} dfp;
+ /* To control wakeup latency, e.g. for irq-driven dp aux transfers. */
+ struct pm_qos_request pm_qos;
+
/* Display stream compression testing */
bool force_dsc_en;
diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c
index 2165398..37f1a10 100644
--- a/drivers/gpu/drm/i915/display/intel_dp.c
+++ b/drivers/gpu/drm/i915/display/intel_dp.c
@@ -1489,7 +1489,7 @@
* lowest possible wakeup latency and so prevent the cpu from going into
* deep sleep states.
*/
- cpu_latency_qos_update_request(&i915->pm_qos, 0);
+ cpu_latency_qos_update_request(&intel_dp->pm_qos, 0);
intel_dp_check_edp(intel_dp);
@@ -1622,7 +1622,7 @@
ret = recv_bytes;
out:
- cpu_latency_qos_update_request(&i915->pm_qos, PM_QOS_DEFAULT_VALUE);
+ cpu_latency_qos_update_request(&intel_dp->pm_qos, PM_QOS_DEFAULT_VALUE);
if (vdd)
edp_panel_vdd_off(intel_dp, false);
@@ -1898,6 +1898,9 @@
static void
intel_dp_aux_fini(struct intel_dp *intel_dp)
{
+ if (cpu_latency_qos_request_active(&intel_dp->pm_qos))
+ cpu_latency_qos_remove_request(&intel_dp->pm_qos);
+
kfree(intel_dp->aux.name);
}
@@ -1950,6 +1953,7 @@
encoder->base.name);
intel_dp->aux.transfer = intel_dp_aux_transfer;
+ cpu_latency_qos_add_request(&intel_dp->pm_qos, PM_QOS_DEFAULT_VALUE);
}
bool intel_dp_source_supports_hbr2(struct intel_dp *intel_dp)
diff --git a/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c b/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c
index bcc80f4..bd3046e 100644
--- a/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c
+++ b/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c
@@ -1046,7 +1046,7 @@
GEM_BUG_ON(cache->rq_size >= obj->base.size / sizeof(u32));
cache->rq_cmd[cache->rq_size] = MI_BATCH_BUFFER_END;
- __i915_gem_object_flush_map(obj, 0, sizeof(u32) * (cache->rq_size + 1));
+ i915_gem_object_flush_map(obj);
i915_gem_object_unpin_map(obj);
intel_gt_chipset_flush(cache->rq->engine->gt);
@@ -1296,6 +1296,8 @@
goto err_pool;
}
+ memset32(cmd, 0, pool->obj->base.size / sizeof(u32));
+
batch = i915_vma_instance(pool->obj, vma->vm, NULL);
if (IS_ERR(batch)) {
err = PTR_ERR(batch);
diff --git a/drivers/gpu/drm/i915/gt/uc/intel_uc_fw.c b/drivers/gpu/drm/i915/gt/uc/intel_uc_fw.c
index 180c23e..602f1a0 100644
--- a/drivers/gpu/drm/i915/gt/uc/intel_uc_fw.c
+++ b/drivers/gpu/drm/i915/gt/uc/intel_uc_fw.c
@@ -53,6 +53,7 @@
fw_def(ELKHARTLAKE, 0, guc_def(ehl, 49, 0, 1), huc_def(ehl, 9, 0, 0)) \
fw_def(ICELAKE, 0, guc_def(icl, 49, 0, 1), huc_def(icl, 9, 0, 0)) \
fw_def(COMETLAKE, 5, guc_def(cml, 49, 0, 1), huc_def(cml, 4, 0, 0)) \
+ fw_def(COMETLAKE, 0, guc_def(kbl, 49, 0, 1), huc_def(kbl, 4, 0, 0)) \
fw_def(COFFEELAKE, 0, guc_def(kbl, 49, 0, 1), huc_def(kbl, 4, 0, 0)) \
fw_def(GEMINILAKE, 0, guc_def(glk, 49, 0, 1), huc_def(glk, 4, 0, 0)) \
fw_def(KABYLAKE, 0, guc_def(kbl, 49, 0, 1), huc_def(kbl, 4, 0, 0)) \
diff --git a/drivers/gpu/drm/i915/i915_cmd_parser.c b/drivers/gpu/drm/i915/i915_cmd_parser.c
index 9326595..b0899b6 100644
--- a/drivers/gpu/drm/i915/i915_cmd_parser.c
+++ b/drivers/gpu/drm/i915/i915_cmd_parser.c
@@ -1166,7 +1166,7 @@
}
}
if (IS_ERR(src)) {
- unsigned long x, n;
+ unsigned long x, n, remain;
void *ptr;
/*
@@ -1177,14 +1177,15 @@
* We don't care about copying too much here as we only
* validate up to the end of the batch.
*/
+ remain = length;
if (!(dst_obj->cache_coherent & I915_BO_CACHE_COHERENT_FOR_READ))
- length = round_up(length,
+ remain = round_up(remain,
boot_cpu_data.x86_clflush_size);
ptr = dst;
x = offset_in_page(offset);
- for (n = offset >> PAGE_SHIFT; length; n++) {
- int len = min(length, PAGE_SIZE - x);
+ for (n = offset >> PAGE_SHIFT; remain; n++) {
+ int len = min(remain, PAGE_SIZE - x);
src = kmap_atomic(i915_gem_object_get_page(src_obj, n));
if (needs_clflush)
@@ -1193,13 +1194,15 @@
kunmap_atomic(src);
ptr += len;
- length -= len;
+ remain -= len;
x = 0;
}
}
i915_gem_object_unpin_pages(src_obj);
+ memset32(dst + length, 0, (dst_obj->base.size - length) / sizeof(u32));
+
/* dst_obj is returned with vmap pinned */
return dst;
}
@@ -1392,11 +1395,6 @@
#define LENGTH_BIAS 2
-static bool shadow_needs_clflush(struct drm_i915_gem_object *obj)
-{
- return !(obj->cache_coherent & I915_BO_CACHE_COHERENT_FOR_WRITE);
-}
-
/**
* intel_engine_cmd_parser() - parse a batch buffer for privilege violations
* @engine: the engine on which the batch is to execute
@@ -1538,16 +1536,9 @@
ret = 0; /* allow execution */
}
}
-
- if (shadow_needs_clflush(shadow->obj))
- drm_clflush_virt_range(batch_end, 8);
}
- if (shadow_needs_clflush(shadow->obj)) {
- void *ptr = page_mask_bits(shadow->obj->mm.mapping);
-
- drm_clflush_virt_range(ptr, (void *)(cmd + 1) - ptr);
- }
+ i915_gem_object_flush_map(shadow->obj);
if (!IS_ERR_OR_NULL(jump_whitelist))
kfree(jump_whitelist);
diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c
index 320856b..88ad754 100644
--- a/drivers/gpu/drm/i915/i915_drv.c
+++ b/drivers/gpu/drm/i915/i915_drv.c
@@ -578,8 +578,6 @@
pci_set_master(pdev);
- cpu_latency_qos_add_request(&dev_priv->pm_qos, PM_QOS_DEFAULT_VALUE);
-
intel_gt_init_workarounds(dev_priv);
/* On the 945G/GM, the chipset reports the MSI capability on the
@@ -626,7 +624,6 @@
err_msi:
if (pdev->msi_enabled)
pci_disable_msi(pdev);
- cpu_latency_qos_remove_request(&dev_priv->pm_qos);
err_mem_regions:
intel_memory_regions_driver_release(dev_priv);
err_ggtt:
@@ -648,8 +645,6 @@
if (pdev->msi_enabled)
pci_disable_msi(pdev);
-
- cpu_latency_qos_remove_request(&dev_priv->pm_qos);
}
/**
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index 0a3ee4f..632c713 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -891,9 +891,6 @@
bool display_irqs_enabled;
- /* To control wakeup latency, e.g. for irq-driven dp aux transfers. */
- struct pm_qos_request pm_qos;
-
/* Sideband mailbox protection */
struct mutex sb_lock;
struct pm_qos_request sb_qos;
diff --git a/drivers/gpu/drm/msm/adreno/a2xx_gpu.c b/drivers/gpu/drm/msm/adreno/a2xx_gpu.c
index 7e82c41..bdc9891 100644
--- a/drivers/gpu/drm/msm/adreno/a2xx_gpu.c
+++ b/drivers/gpu/drm/msm/adreno/a2xx_gpu.c
@@ -534,8 +534,10 @@
if (!gpu->aspace) {
dev_err(dev->dev, "No memory protection without MMU\n");
- ret = -ENXIO;
- goto fail;
+ if (!allow_vram_carveout) {
+ ret = -ENXIO;
+ goto fail;
+ }
}
return gpu;
diff --git a/drivers/gpu/drm/msm/adreno/a3xx_gpu.c b/drivers/gpu/drm/msm/adreno/a3xx_gpu.c
index 93da668..4534633 100644
--- a/drivers/gpu/drm/msm/adreno/a3xx_gpu.c
+++ b/drivers/gpu/drm/msm/adreno/a3xx_gpu.c
@@ -564,8 +564,10 @@
* implement a cmdstream validator.
*/
DRM_DEV_ERROR(dev->dev, "No memory protection without IOMMU\n");
- ret = -ENXIO;
- goto fail;
+ if (!allow_vram_carveout) {
+ ret = -ENXIO;
+ goto fail;
+ }
}
icc_path = devm_of_icc_get(&pdev->dev, "gfx-mem");
diff --git a/drivers/gpu/drm/msm/adreno/a4xx_gpu.c b/drivers/gpu/drm/msm/adreno/a4xx_gpu.c
index c0be3a0..82bebb4 100644
--- a/drivers/gpu/drm/msm/adreno/a4xx_gpu.c
+++ b/drivers/gpu/drm/msm/adreno/a4xx_gpu.c
@@ -692,8 +692,10 @@
* implement a cmdstream validator.
*/
DRM_DEV_ERROR(dev->dev, "No memory protection without IOMMU\n");
- ret = -ENXIO;
- goto fail;
+ if (!allow_vram_carveout) {
+ ret = -ENXIO;
+ goto fail;
+ }
}
icc_path = devm_of_icc_get(&pdev->dev, "gfx-mem");
diff --git a/drivers/gpu/drm/msm/adreno/adreno_device.c b/drivers/gpu/drm/msm/adreno/adreno_device.c
index 87c8b03..12e75ba 100644
--- a/drivers/gpu/drm/msm/adreno/adreno_device.c
+++ b/drivers/gpu/drm/msm/adreno/adreno_device.c
@@ -18,6 +18,10 @@
MODULE_PARM_DESC(snapshot_debugbus, "Include debugbus sections in GPU devcoredump (if not fused off)");
module_param_named(snapshot_debugbus, snapshot_debugbus, bool, 0600);
+bool allow_vram_carveout = false;
+MODULE_PARM_DESC(allow_vram_carveout, "Allow using VRAM Carveout, in place of IOMMU");
+module_param_named(allow_vram_carveout, allow_vram_carveout, bool, 0600);
+
static const struct adreno_info gpulist[] = {
{
.rev = ADRENO_REV(2, 0, 0, 0),
diff --git a/drivers/gpu/drm/msm/adreno/adreno_gpu.c b/drivers/gpu/drm/msm/adreno/adreno_gpu.c
index 6cf9975..f091756 100644
--- a/drivers/gpu/drm/msm/adreno/adreno_gpu.c
+++ b/drivers/gpu/drm/msm/adreno/adreno_gpu.c
@@ -191,8 +191,6 @@
struct platform_device *pdev)
{
struct adreno_gpu *adreno_gpu = to_adreno_gpu(gpu);
- struct a6xx_gpu *a6xx_gpu = to_a6xx_gpu(adreno_gpu);
- struct io_pgtable_domain_attr pgtbl_cfg;
struct iommu_domain *iommu;
struct msm_mmu *mmu;
struct msm_gem_address_space *aspace;
@@ -202,13 +200,18 @@
if (!iommu)
return NULL;
- /*
- * This allows GPU to set the bus attributes required to use system
- * cache on behalf of the iommu page table walker.
- */
- if (!IS_ERR(a6xx_gpu->htw_llc_slice)) {
- pgtbl_cfg.quirks = IO_PGTABLE_QUIRK_ARM_OUTER_WBWA;
- iommu_domain_set_attr(iommu, DOMAIN_ATTR_IO_PGTABLE_CFG, &pgtbl_cfg);
+
+ if (adreno_is_a6xx(adreno_gpu)) {
+ struct a6xx_gpu *a6xx_gpu = to_a6xx_gpu(adreno_gpu);
+ struct io_pgtable_domain_attr pgtbl_cfg;
+ /*
+ * This allows GPU to set the bus attributes required to use system
+ * cache on behalf of the iommu page table walker.
+ */
+ if (!IS_ERR(a6xx_gpu->htw_llc_slice)) {
+ pgtbl_cfg.quirks = IO_PGTABLE_QUIRK_ARM_OUTER_WBWA;
+ iommu_domain_set_attr(iommu, DOMAIN_ATTR_IO_PGTABLE_CFG, &pgtbl_cfg);
+ }
}
mmu = msm_iommu_new(&pdev->dev, iommu);
diff --git a/drivers/gpu/drm/msm/adreno/adreno_gpu.h b/drivers/gpu/drm/msm/adreno/adreno_gpu.h
index c3775f7..b3d9a33 100644
--- a/drivers/gpu/drm/msm/adreno/adreno_gpu.h
+++ b/drivers/gpu/drm/msm/adreno/adreno_gpu.h
@@ -18,6 +18,7 @@
#include "adreno_pm4.xml.h"
extern bool snapshot_debugbus;
+extern bool allow_vram_carveout;
enum {
ADRENO_FW_PM4 = 0,
@@ -211,6 +212,11 @@
return gpu->revn == 540;
}
+static inline bool adreno_is_a6xx(struct adreno_gpu *gpu)
+{
+ return ((gpu->revn < 700 && gpu->revn > 599));
+}
+
static inline int adreno_is_a618(struct adreno_gpu *gpu)
{
return gpu->revn == 618;
diff --git a/drivers/gpu/drm/msm/dp/dp_display.c b/drivers/gpu/drm/msm/dp/dp_display.c
index 6e971d5..3bc7ed2 100644
--- a/drivers/gpu/drm/msm/dp/dp_display.c
+++ b/drivers/gpu/drm/msm/dp/dp_display.c
@@ -693,6 +693,13 @@
return 0;
}
+ if (state == ST_CONNECT_PENDING) {
+ /* wait until ST_CONNECTED */
+ dp_add_event(dp, EV_IRQ_HPD_INT, 0, 1); /* delay = 1 */
+ mutex_unlock(&dp->event_mutex);
+ return 0;
+ }
+
ret = dp_display_usbpd_attention_cb(&dp->pdev->dev);
if (ret == -ECONNRESET) { /* cable unplugged */
dp->core_initialized = false;
diff --git a/drivers/gpu/drm/msm/dp/dp_panel.c b/drivers/gpu/drm/msm/dp/dp_panel.c
index 97dca3e..d1780bc 100644
--- a/drivers/gpu/drm/msm/dp/dp_panel.c
+++ b/drivers/gpu/drm/msm/dp/dp_panel.c
@@ -167,14 +167,20 @@
panel = container_of(dp_panel, struct dp_panel_private, dp_panel);
rc = dp_panel_read_dpcd(dp_panel);
- bw_code = drm_dp_link_rate_to_bw_code(dp_panel->link_info.rate);
- if (rc || !is_link_rate_valid(bw_code) ||
- !is_lane_count_valid(dp_panel->link_info.num_lanes) ||
- (bw_code > dp_panel->max_bw_code)) {
+ if (rc) {
DRM_ERROR("read dpcd failed %d\n", rc);
return rc;
}
+ bw_code = drm_dp_link_rate_to_bw_code(dp_panel->link_info.rate);
+ if (!is_link_rate_valid(bw_code) ||
+ !is_lane_count_valid(dp_panel->link_info.num_lanes) ||
+ (bw_code > dp_panel->max_bw_code)) {
+ DRM_ERROR("Illegal link rate=%d lane=%d\n", dp_panel->link_info.rate,
+ dp_panel->link_info.num_lanes);
+ return -EINVAL;
+ }
+
if (dp_panel->dfp_present) {
rlen = drm_dp_dpcd_read(panel->aux, DP_SINK_COUNT,
&count, 1);
diff --git a/drivers/gpu/drm/msm/msm_drv.c b/drivers/gpu/drm/msm/msm_drv.c
index 535a026..108c405 100644
--- a/drivers/gpu/drm/msm/msm_drv.c
+++ b/drivers/gpu/drm/msm/msm_drv.c
@@ -457,15 +457,15 @@
drm_mode_config_init(ddev);
+ ret = msm_init_vram(ddev);
+ if (ret)
+ goto err_destroy_mdss;
+
/* Bind all our sub-components: */
ret = component_bind_all(dev, ddev);
if (ret)
goto err_destroy_mdss;
- ret = msm_init_vram(ddev);
- if (ret)
- goto err_msm_uninit;
-
dma_set_max_seg_size(dev, UINT_MAX);
msm_gem_shrinker_init(ddev);
diff --git a/drivers/gpu/drm/msm/msm_gem.c b/drivers/gpu/drm/msm/msm_gem.c
index 9a7c49b..9d10739 100644
--- a/drivers/gpu/drm/msm/msm_gem.c
+++ b/drivers/gpu/drm/msm/msm_gem.c
@@ -96,6 +96,8 @@
{
struct msm_gem_object *msm_obj = to_msm_bo(obj);
+ WARN_ON(!msm_gem_is_locked(obj));
+
if (!msm_obj->pages) {
struct drm_device *dev = obj->dev;
struct page **p;
@@ -988,6 +990,8 @@
if (msm_obj->pages)
kvfree(msm_obj->pages);
+ put_iova_vmas(obj);
+
/* dma_buf_detach() grabs resv lock, so we need to unlock
* prior to drm_prime_gem_destroy
*/
@@ -997,11 +1001,10 @@
} else {
msm_gem_vunmap(obj);
put_pages(obj);
+ put_iova_vmas(obj);
msm_gem_unlock(obj);
}
- put_iova_vmas(obj);
-
drm_gem_object_release(obj);
kfree(msm_obj);
@@ -1115,6 +1118,8 @@
struct msm_gem_vma *vma;
struct page **pages;
+ drm_gem_private_object_init(dev, obj, size);
+
msm_gem_lock(obj);
vma = add_vma(obj, NULL);
@@ -1126,9 +1131,9 @@
to_msm_bo(obj)->vram_node = &vma->node;
- drm_gem_private_object_init(dev, obj, size);
-
+ msm_gem_lock(obj);
pages = get_pages(obj);
+ msm_gem_unlock(obj);
if (IS_ERR(pages)) {
ret = PTR_ERR(pages);
goto fail;
diff --git a/drivers/gpu/drm/radeon/radeon_ttm.c b/drivers/gpu/drm/radeon/radeon_ttm.c
index d59ef6e..23195d5 100644
--- a/drivers/gpu/drm/radeon/radeon_ttm.c
+++ b/drivers/gpu/drm/radeon/radeon_ttm.c
@@ -730,9 +730,6 @@
}
rdev->mman.initialized = true;
- ttm_pool_init(&rdev->mman.bdev.pool, rdev->dev, rdev->need_swiotlb,
- dma_addressing_limited(&rdev->pdev->dev));
-
r = radeon_ttm_init_vram(rdev);
if (r) {
DRM_ERROR("Failed initializing VRAM heap.\n");
diff --git a/drivers/gpu/drm/ttm/ttm_pool.c b/drivers/gpu/drm/ttm/ttm_pool.c
index 7b2f606..a00b7ab 100644
--- a/drivers/gpu/drm/ttm/ttm_pool.c
+++ b/drivers/gpu/drm/ttm/ttm_pool.c
@@ -507,7 +507,6 @@
ttm_pool_type_init(&pool->caching[i].orders[j],
pool, i, j);
}
-EXPORT_SYMBOL(ttm_pool_init);
/**
* ttm_pool_fini - Cleanup a pool
@@ -525,7 +524,6 @@
for (j = 0; j < MAX_ORDER; ++j)
ttm_pool_type_fini(&pool->caching[i].orders[j]);
}
-EXPORT_SYMBOL(ttm_pool_fini);
#ifdef CONFIG_DEBUG_FS
/* Count the number of pages available in a pool_type */
diff --git a/drivers/i2c/busses/i2c-i801.c b/drivers/i2c/busses/i2c-i801.c
index ae90713..877fe37 100644
--- a/drivers/i2c/busses/i2c-i801.c
+++ b/drivers/i2c/busses/i2c-i801.c
@@ -1449,7 +1449,7 @@
/* Register GPIO descriptor lookup table */
lookup = devm_kzalloc(dev,
- struct_size(lookup, table, mux_config->n_gpios),
+ struct_size(lookup, table, mux_config->n_gpios + 1),
GFP_KERNEL);
if (!lookup)
return -ENOMEM;
diff --git a/drivers/i2c/busses/i2c-mt65xx.c b/drivers/i2c/busses/i2c-mt65xx.c
index 33de99b..0818d3e 100644
--- a/drivers/i2c/busses/i2c-mt65xx.c
+++ b/drivers/i2c/busses/i2c-mt65xx.c
@@ -38,6 +38,7 @@
#define I2C_IO_CONFIG_OPEN_DRAIN 0x0003
#define I2C_IO_CONFIG_PUSH_PULL 0x0000
#define I2C_SOFT_RST 0x0001
+#define I2C_HANDSHAKE_RST 0x0020
#define I2C_FIFO_ADDR_CLR 0x0001
#define I2C_DELAY_LEN 0x0002
#define I2C_TIME_CLR_VALUE 0x0000
@@ -45,6 +46,7 @@
#define I2C_WRRD_TRANAC_VALUE 0x0002
#define I2C_RD_TRANAC_VALUE 0x0001
#define I2C_SCL_MIS_COMP_VALUE 0x0000
+#define I2C_CHN_CLR_FLAG 0x0000
#define I2C_DMA_CON_TX 0x0000
#define I2C_DMA_CON_RX 0x0001
@@ -54,7 +56,9 @@
#define I2C_DMA_START_EN 0x0001
#define I2C_DMA_INT_FLAG_NONE 0x0000
#define I2C_DMA_CLR_FLAG 0x0000
+#define I2C_DMA_WARM_RST 0x0001
#define I2C_DMA_HARD_RST 0x0002
+#define I2C_DMA_HANDSHAKE_RST 0x0004
#define MAX_SAMPLE_CNT_DIV 8
#define MAX_STEP_CNT_DIV 64
@@ -475,11 +479,24 @@
{
u16 control_reg;
- writel(I2C_DMA_HARD_RST, i2c->pdmabase + OFFSET_RST);
- udelay(50);
- writel(I2C_DMA_CLR_FLAG, i2c->pdmabase + OFFSET_RST);
-
- mtk_i2c_writew(i2c, I2C_SOFT_RST, OFFSET_SOFTRESET);
+ if (i2c->dev_comp->dma_sync) {
+ writel(I2C_DMA_WARM_RST, i2c->pdmabase + OFFSET_RST);
+ udelay(10);
+ writel(I2C_DMA_CLR_FLAG, i2c->pdmabase + OFFSET_RST);
+ udelay(10);
+ writel(I2C_DMA_HANDSHAKE_RST | I2C_DMA_HARD_RST,
+ i2c->pdmabase + OFFSET_RST);
+ mtk_i2c_writew(i2c, I2C_HANDSHAKE_RST | I2C_SOFT_RST,
+ OFFSET_SOFTRESET);
+ udelay(10);
+ writel(I2C_DMA_CLR_FLAG, i2c->pdmabase + OFFSET_RST);
+ mtk_i2c_writew(i2c, I2C_CHN_CLR_FLAG, OFFSET_SOFTRESET);
+ } else {
+ writel(I2C_DMA_HARD_RST, i2c->pdmabase + OFFSET_RST);
+ udelay(50);
+ writel(I2C_DMA_CLR_FLAG, i2c->pdmabase + OFFSET_RST);
+ mtk_i2c_writew(i2c, I2C_SOFT_RST, OFFSET_SOFTRESET);
+ }
/* Set ioconfig */
if (i2c->use_push_pull)
diff --git a/drivers/i2c/busses/i2c-sprd.c b/drivers/i2c/busses/i2c-sprd.c
index 19cda67..2917fec 100644
--- a/drivers/i2c/busses/i2c-sprd.c
+++ b/drivers/i2c/busses/i2c-sprd.c
@@ -72,6 +72,8 @@
/* timeout (ms) for pm runtime autosuspend */
#define SPRD_I2C_PM_TIMEOUT 1000
+/* timeout (ms) for transfer message */
+#define I2C_XFER_TIMEOUT 1000
/* SPRD i2c data structure */
struct sprd_i2c {
@@ -244,6 +246,7 @@
struct i2c_msg *msg, bool is_last_msg)
{
struct sprd_i2c *i2c_dev = i2c_adap->algo_data;
+ unsigned long time_left;
i2c_dev->msg = msg;
i2c_dev->buf = msg->buf;
@@ -273,7 +276,10 @@
sprd_i2c_opt_start(i2c_dev);
- wait_for_completion(&i2c_dev->complete);
+ time_left = wait_for_completion_timeout(&i2c_dev->complete,
+ msecs_to_jiffies(I2C_XFER_TIMEOUT));
+ if (!time_left)
+ return -ETIMEDOUT;
return i2c_dev->err;
}
diff --git a/drivers/ide/ide-atapi.c b/drivers/ide/ide-atapi.c
index 2162bc8..013ad33 100644
--- a/drivers/ide/ide-atapi.c
+++ b/drivers/ide/ide-atapi.c
@@ -223,7 +223,6 @@
sense_rq->rq_disk = rq->rq_disk;
sense_rq->cmd_flags = REQ_OP_DRV_IN;
ide_req(sense_rq)->type = ATA_PRIV_SENSE;
- sense_rq->rq_flags |= RQF_PREEMPT;
req->cmd[0] = GPCMD_REQUEST_SENSE;
req->cmd[4] = cmd_len;
diff --git a/drivers/ide/ide-io.c b/drivers/ide/ide-io.c
index 1a53c7a..4867b67 100644
--- a/drivers/ide/ide-io.c
+++ b/drivers/ide/ide-io.c
@@ -515,15 +515,10 @@
* above to return us whatever is in the queue. Since we call
* ide_do_request() ourselves, we end up taking requests while
* the queue is blocked...
- *
- * We let requests forced at head of queue with ide-preempt
- * though. I hope that doesn't happen too much, hopefully not
- * unless the subdriver triggers such a thing in its own PM
- * state machine.
*/
if ((drive->dev_flags & IDE_DFLAG_BLOCKED) &&
ata_pm_request(rq) == 0 &&
- (rq->rq_flags & RQF_PREEMPT) == 0) {
+ (rq->rq_flags & RQF_PM) == 0) {
/* there should be no pending command at this point */
ide_unlock_port(hwif);
goto plug_device;
diff --git a/drivers/ide/ide-pm.c b/drivers/ide/ide-pm.c
index 192e6c6..82ab308 100644
--- a/drivers/ide/ide-pm.c
+++ b/drivers/ide/ide-pm.c
@@ -77,7 +77,7 @@
}
memset(&rqpm, 0, sizeof(rqpm));
- rq = blk_get_request(drive->queue, REQ_OP_DRV_IN, BLK_MQ_REQ_PREEMPT);
+ rq = blk_get_request(drive->queue, REQ_OP_DRV_IN, BLK_MQ_REQ_PM);
ide_req(rq)->type = ATA_PRIV_PM_RESUME;
ide_req(rq)->special = &rqpm;
rqpm.pm_step = IDE_PM_START_RESUME;
diff --git a/drivers/idle/intel_idle.c b/drivers/idle/intel_idle.c
index d793355..28f93b9 100644
--- a/drivers/idle/intel_idle.c
+++ b/drivers/idle/intel_idle.c
@@ -963,6 +963,39 @@
.enter = NULL }
};
+/*
+ * Note, depending on HW and FW revision, SnowRidge SoC may or may not support
+ * C6, and this is indicated in the CPUID mwait leaf.
+ */
+static struct cpuidle_state snr_cstates[] __initdata = {
+ {
+ .name = "C1",
+ .desc = "MWAIT 0x00",
+ .flags = MWAIT2flg(0x00),
+ .exit_latency = 2,
+ .target_residency = 2,
+ .enter = &intel_idle,
+ .enter_s2idle = intel_idle_s2idle, },
+ {
+ .name = "C1E",
+ .desc = "MWAIT 0x01",
+ .flags = MWAIT2flg(0x01) | CPUIDLE_FLAG_ALWAYS_ENABLE,
+ .exit_latency = 15,
+ .target_residency = 25,
+ .enter = &intel_idle,
+ .enter_s2idle = intel_idle_s2idle, },
+ {
+ .name = "C6",
+ .desc = "MWAIT 0x20",
+ .flags = MWAIT2flg(0x20) | CPUIDLE_FLAG_TLB_FLUSHED,
+ .exit_latency = 130,
+ .target_residency = 500,
+ .enter = &intel_idle,
+ .enter_s2idle = intel_idle_s2idle, },
+ {
+ .enter = NULL }
+};
+
static const struct idle_cpu idle_cpu_nehalem __initconst = {
.state_table = nehalem_cstates,
.auto_demotion_disable_flags = NHM_C1_AUTO_DEMOTE | NHM_C3_AUTO_DEMOTE,
@@ -1084,6 +1117,12 @@
.use_acpi = true,
};
+static const struct idle_cpu idle_cpu_snr __initconst = {
+ .state_table = snr_cstates,
+ .disable_promotion_to_c1e = true,
+ .use_acpi = true,
+};
+
static const struct x86_cpu_id intel_idle_ids[] __initconst = {
X86_MATCH_INTEL_FAM6_MODEL(NEHALEM_EP, &idle_cpu_nhx),
X86_MATCH_INTEL_FAM6_MODEL(NEHALEM, &idle_cpu_nehalem),
@@ -1122,7 +1161,7 @@
X86_MATCH_INTEL_FAM6_MODEL(ATOM_GOLDMONT, &idle_cpu_bxt),
X86_MATCH_INTEL_FAM6_MODEL(ATOM_GOLDMONT_PLUS, &idle_cpu_bxt),
X86_MATCH_INTEL_FAM6_MODEL(ATOM_GOLDMONT_D, &idle_cpu_dnv),
- X86_MATCH_INTEL_FAM6_MODEL(ATOM_TREMONT_D, &idle_cpu_dnv),
+ X86_MATCH_INTEL_FAM6_MODEL(ATOM_TREMONT_D, &idle_cpu_snr),
{}
};
diff --git a/drivers/iommu/amd/init.c b/drivers/iommu/amd/init.c
index f54cd79..6a1f704 100644
--- a/drivers/iommu/amd/init.c
+++ b/drivers/iommu/amd/init.c
@@ -1973,8 +1973,6 @@
return r;
}
- iommu->int_enabled = true;
-
return 0;
}
@@ -2169,6 +2167,7 @@
if (ret)
return ret;
+ iommu->int_enabled = true;
enable_faults:
iommu_feature_enable(iommu, CONTROL_EVT_INT_EN);
diff --git a/drivers/iommu/amd/iommu.c b/drivers/iommu/amd/iommu.c
index 7e2c445..f0adbc4 100644
--- a/drivers/iommu/amd/iommu.c
+++ b/drivers/iommu/amd/iommu.c
@@ -3854,6 +3854,9 @@
struct amd_iommu *iommu;
int devid = -1;
+ if (!amd_iommu_irq_remap)
+ return 0;
+
if (x86_fwspec_is_ioapic(fwspec))
devid = get_ioapic_devid(fwspec->param[0]);
else if (x86_fwspec_is_hpet(fwspec))
diff --git a/drivers/iommu/arm/arm-smmu/arm-smmu-qcom.c b/drivers/iommu/arm/arm-smmu/arm-smmu-qcom.c
index 5dff7ff..1b83d14 100644
--- a/drivers/iommu/arm/arm-smmu/arm-smmu-qcom.c
+++ b/drivers/iommu/arm/arm-smmu/arm-smmu-qcom.c
@@ -196,6 +196,8 @@
set_bit(qsmmu->bypass_cbndx, smmu->context_map);
+ arm_smmu_cb_write(smmu, qsmmu->bypass_cbndx, ARM_SMMU_CB_SCTLR, 0);
+
reg = FIELD_PREP(ARM_SMMU_CBAR_TYPE, CBAR_TYPE_S1_TRANS_S2_BYPASS);
arm_smmu_gr1_write(smmu, ARM_SMMU_GR1_CBAR(qsmmu->bypass_cbndx), reg);
}
diff --git a/drivers/iommu/dma-iommu.c b/drivers/iommu/dma-iommu.c
index f0305e6..4078358 100644
--- a/drivers/iommu/dma-iommu.c
+++ b/drivers/iommu/dma-iommu.c
@@ -863,33 +863,6 @@
unsigned int cur_len = 0, max_len = dma_get_max_seg_size(dev);
int i, count = 0;
- /*
- * The Intel graphic driver is used to assume that the returned
- * sg list is not combound. This blocks the efforts of converting
- * Intel IOMMU driver to dma-iommu api's. Add this quirk to make the
- * device driver work and should be removed once it's fixed in i915
- * driver.
- */
- if (IS_ENABLED(CONFIG_DRM_I915) && dev_is_pci(dev) &&
- to_pci_dev(dev)->vendor == PCI_VENDOR_ID_INTEL &&
- (to_pci_dev(dev)->class >> 16) == PCI_BASE_CLASS_DISPLAY) {
- for_each_sg(sg, s, nents, i) {
- unsigned int s_iova_off = sg_dma_address(s);
- unsigned int s_length = sg_dma_len(s);
- unsigned int s_iova_len = s->length;
-
- s->offset += s_iova_off;
- s->length = s_length;
- sg_dma_address(s) = dma_addr + s_iova_off;
- sg_dma_len(s) = s_length;
- dma_addr += s_iova_len;
-
- pr_info_once("sg combining disabled due to i915 driver\n");
- }
-
- return nents;
- }
-
for_each_sg(sg, s, nents, i) {
/* Restore this segment's original unaligned fields first */
unsigned int s_iova_off = sg_dma_address(s);
diff --git a/drivers/iommu/intel/dmar.c b/drivers/iommu/intel/dmar.c
index b46dbfa6..004feae 100644
--- a/drivers/iommu/intel/dmar.c
+++ b/drivers/iommu/intel/dmar.c
@@ -1461,8 +1461,8 @@
int mask = ilog2(__roundup_pow_of_two(npages));
unsigned long align = (1ULL << (VTD_PAGE_SHIFT + mask));
- if (WARN_ON_ONCE(!ALIGN(addr, align)))
- addr &= ~(align - 1);
+ if (WARN_ON_ONCE(!IS_ALIGNED(addr, align)))
+ addr = ALIGN_DOWN(addr, align);
desc.qw0 = QI_EIOTLB_PASID(pasid) |
QI_EIOTLB_DID(did) |
diff --git a/drivers/iommu/intel/iommu.c b/drivers/iommu/intel/iommu.c
index 788119c..65cf06d 100644
--- a/drivers/iommu/intel/iommu.c
+++ b/drivers/iommu/intel/iommu.c
@@ -719,6 +719,8 @@
return nid;
}
+static void domain_update_iotlb(struct dmar_domain *domain);
+
/* Some capabilities may be different across iommus */
static void domain_update_iommu_cap(struct dmar_domain *domain)
{
@@ -744,6 +746,8 @@
domain->domain.geometry.aperture_end = __DOMAIN_MAX_ADDR(domain->gaw - 1);
else
domain->domain.geometry.aperture_end = __DOMAIN_MAX_ADDR(domain->gaw);
+
+ domain_update_iotlb(domain);
}
struct context_entry *iommu_context_addr(struct intel_iommu *iommu, u8 bus,
@@ -1464,17 +1468,22 @@
assert_spin_locked(&device_domain_lock);
- list_for_each_entry(info, &domain->devices, link) {
- struct pci_dev *pdev;
-
- if (!info->dev || !dev_is_pci(info->dev))
- continue;
-
- pdev = to_pci_dev(info->dev);
- if (pdev->ats_enabled) {
+ list_for_each_entry(info, &domain->devices, link)
+ if (info->ats_enabled) {
has_iotlb_device = true;
break;
}
+
+ if (!has_iotlb_device) {
+ struct subdev_domain_info *sinfo;
+
+ list_for_each_entry(sinfo, &domain->subdevices, link_domain) {
+ info = get_domain_info(sinfo->pdev);
+ if (info && info->ats_enabled) {
+ has_iotlb_device = true;
+ break;
+ }
+ }
}
domain->has_iotlb_device = has_iotlb_device;
@@ -1555,25 +1564,37 @@
#endif
}
+static void __iommu_flush_dev_iotlb(struct device_domain_info *info,
+ u64 addr, unsigned int mask)
+{
+ u16 sid, qdep;
+
+ if (!info || !info->ats_enabled)
+ return;
+
+ sid = info->bus << 8 | info->devfn;
+ qdep = info->ats_qdep;
+ qi_flush_dev_iotlb(info->iommu, sid, info->pfsid,
+ qdep, addr, mask);
+}
+
static void iommu_flush_dev_iotlb(struct dmar_domain *domain,
u64 addr, unsigned mask)
{
- u16 sid, qdep;
unsigned long flags;
struct device_domain_info *info;
+ struct subdev_domain_info *sinfo;
if (!domain->has_iotlb_device)
return;
spin_lock_irqsave(&device_domain_lock, flags);
- list_for_each_entry(info, &domain->devices, link) {
- if (!info->ats_enabled)
- continue;
+ list_for_each_entry(info, &domain->devices, link)
+ __iommu_flush_dev_iotlb(info, addr, mask);
- sid = info->bus << 8 | info->devfn;
- qdep = info->ats_qdep;
- qi_flush_dev_iotlb(info->iommu, sid, info->pfsid,
- qdep, addr, mask);
+ list_for_each_entry(sinfo, &domain->subdevices, link_domain) {
+ info = get_domain_info(sinfo->pdev);
+ __iommu_flush_dev_iotlb(info, addr, mask);
}
spin_unlock_irqrestore(&device_domain_lock, flags);
}
@@ -1877,6 +1898,7 @@
domain->flags |= DOMAIN_FLAG_USE_FIRST_LEVEL;
domain->has_iotlb_device = false;
INIT_LIST_HEAD(&domain->devices);
+ INIT_LIST_HEAD(&domain->subdevices);
return domain;
}
@@ -2547,7 +2569,7 @@
info->iommu = iommu;
info->pasid_table = NULL;
info->auxd_enabled = 0;
- INIT_LIST_HEAD(&info->auxiliary_domains);
+ INIT_LIST_HEAD(&info->subdevices);
if (dev && dev_is_pci(dev)) {
struct pci_dev *pdev = to_pci_dev(info->dev);
@@ -4475,33 +4497,61 @@
domain->type == IOMMU_DOMAIN_UNMANAGED;
}
-static void auxiliary_link_device(struct dmar_domain *domain,
- struct device *dev)
+static inline struct subdev_domain_info *
+lookup_subdev_info(struct dmar_domain *domain, struct device *dev)
{
- struct device_domain_info *info = get_domain_info(dev);
+ struct subdev_domain_info *sinfo;
- assert_spin_locked(&device_domain_lock);
- if (WARN_ON(!info))
- return;
+ if (!list_empty(&domain->subdevices)) {
+ list_for_each_entry(sinfo, &domain->subdevices, link_domain) {
+ if (sinfo->pdev == dev)
+ return sinfo;
+ }
+ }
- domain->auxd_refcnt++;
- list_add(&domain->auxd, &info->auxiliary_domains);
+ return NULL;
}
-static void auxiliary_unlink_device(struct dmar_domain *domain,
- struct device *dev)
+static int auxiliary_link_device(struct dmar_domain *domain,
+ struct device *dev)
{
struct device_domain_info *info = get_domain_info(dev);
+ struct subdev_domain_info *sinfo = lookup_subdev_info(domain, dev);
assert_spin_locked(&device_domain_lock);
if (WARN_ON(!info))
- return;
+ return -EINVAL;
- list_del(&domain->auxd);
- domain->auxd_refcnt--;
+ if (!sinfo) {
+ sinfo = kzalloc(sizeof(*sinfo), GFP_ATOMIC);
+ sinfo->domain = domain;
+ sinfo->pdev = dev;
+ list_add(&sinfo->link_phys, &info->subdevices);
+ list_add(&sinfo->link_domain, &domain->subdevices);
+ }
- if (!domain->auxd_refcnt && domain->default_pasid > 0)
- ioasid_put(domain->default_pasid);
+ return ++sinfo->users;
+}
+
+static int auxiliary_unlink_device(struct dmar_domain *domain,
+ struct device *dev)
+{
+ struct device_domain_info *info = get_domain_info(dev);
+ struct subdev_domain_info *sinfo = lookup_subdev_info(domain, dev);
+ int ret;
+
+ assert_spin_locked(&device_domain_lock);
+ if (WARN_ON(!info || !sinfo || sinfo->users <= 0))
+ return -EINVAL;
+
+ ret = --sinfo->users;
+ if (!ret) {
+ list_del(&sinfo->link_phys);
+ list_del(&sinfo->link_domain);
+ kfree(sinfo);
+ }
+
+ return ret;
}
static int aux_domain_add_dev(struct dmar_domain *domain,
@@ -4530,6 +4580,19 @@
}
spin_lock_irqsave(&device_domain_lock, flags);
+ ret = auxiliary_link_device(domain, dev);
+ if (ret <= 0)
+ goto link_failed;
+
+ /*
+ * Subdevices from the same physical device can be attached to the
+ * same domain. For such cases, only the first subdevice attachment
+ * needs to go through the full steps in this function. So if ret >
+ * 1, just goto out.
+ */
+ if (ret > 1)
+ goto out;
+
/*
* iommu->lock must be held to attach domain to iommu and setup the
* pasid entry for second level translation.
@@ -4548,10 +4611,9 @@
domain->default_pasid);
if (ret)
goto table_failed;
+
spin_unlock(&iommu->lock);
-
- auxiliary_link_device(domain, dev);
-
+out:
spin_unlock_irqrestore(&device_domain_lock, flags);
return 0;
@@ -4560,8 +4622,10 @@
domain_detach_iommu(domain, iommu);
attach_failed:
spin_unlock(&iommu->lock);
+ auxiliary_unlink_device(domain, dev);
+link_failed:
spin_unlock_irqrestore(&device_domain_lock, flags);
- if (!domain->auxd_refcnt && domain->default_pasid > 0)
+ if (list_empty(&domain->subdevices) && domain->default_pasid > 0)
ioasid_put(domain->default_pasid);
return ret;
@@ -4581,14 +4645,18 @@
info = get_domain_info(dev);
iommu = info->iommu;
- auxiliary_unlink_device(domain, dev);
-
- spin_lock(&iommu->lock);
- intel_pasid_tear_down_entry(iommu, dev, domain->default_pasid, false);
- domain_detach_iommu(domain, iommu);
- spin_unlock(&iommu->lock);
+ if (!auxiliary_unlink_device(domain, dev)) {
+ spin_lock(&iommu->lock);
+ intel_pasid_tear_down_entry(iommu, dev,
+ domain->default_pasid, false);
+ domain_detach_iommu(domain, iommu);
+ spin_unlock(&iommu->lock);
+ }
spin_unlock_irqrestore(&device_domain_lock, flags);
+
+ if (list_empty(&domain->subdevices) && domain->default_pasid > 0)
+ ioasid_put(domain->default_pasid);
}
static int prepare_domain_attach_device(struct iommu_domain *domain,
diff --git a/drivers/iommu/intel/irq_remapping.c b/drivers/iommu/intel/irq_remapping.c
index aeffda9..685200a 100644
--- a/drivers/iommu/intel/irq_remapping.c
+++ b/drivers/iommu/intel/irq_remapping.c
@@ -1353,6 +1353,8 @@
irq_data = irq_domain_get_irq_data(domain, virq + i);
irq_cfg = irqd_cfg(irq_data);
if (!irq_data || !irq_cfg) {
+ if (!i)
+ kfree(data);
ret = -EINVAL;
goto out_free_data;
}
diff --git a/drivers/iommu/intel/svm.c b/drivers/iommu/intel/svm.c
index 4fa248b..790ef34 100644
--- a/drivers/iommu/intel/svm.c
+++ b/drivers/iommu/intel/svm.c
@@ -142,7 +142,7 @@
}
desc.qw2 = 0;
desc.qw3 = 0;
- qi_submit_sync(svm->iommu, &desc, 1, 0);
+ qi_submit_sync(sdev->iommu, &desc, 1, 0);
if (sdev->dev_iotlb) {
desc.qw0 = QI_DEV_EIOTLB_PASID(svm->pasid) |
@@ -166,7 +166,7 @@
}
desc.qw2 = 0;
desc.qw3 = 0;
- qi_submit_sync(svm->iommu, &desc, 1, 0);
+ qi_submit_sync(sdev->iommu, &desc, 1, 0);
}
}
@@ -211,7 +211,7 @@
*/
rcu_read_lock();
list_for_each_entry_rcu(sdev, &svm->devs, list)
- intel_pasid_tear_down_entry(svm->iommu, sdev->dev,
+ intel_pasid_tear_down_entry(sdev->iommu, sdev->dev,
svm->pasid, true);
rcu_read_unlock();
@@ -281,6 +281,7 @@
struct dmar_domain *dmar_domain;
struct device_domain_info *info;
struct intel_svm *svm = NULL;
+ unsigned long iflags;
int ret = 0;
if (WARN_ON(!iommu) || !data)
@@ -363,6 +364,7 @@
}
sdev->dev = dev;
sdev->sid = PCI_DEVID(info->bus, info->devfn);
+ sdev->iommu = iommu;
/* Only count users if device has aux domains */
if (iommu_dev_feature_enabled(dev, IOMMU_DEV_FEAT_AUX))
@@ -381,12 +383,12 @@
* each bind of a new device even with an existing PASID, we need to
* call the nested mode setup function here.
*/
- spin_lock(&iommu->lock);
+ spin_lock_irqsave(&iommu->lock, iflags);
ret = intel_pasid_setup_nested(iommu, dev,
(pgd_t *)(uintptr_t)data->gpgd,
data->hpasid, &data->vendor.vtd, dmar_domain,
data->addr_width);
- spin_unlock(&iommu->lock);
+ spin_unlock_irqrestore(&iommu->lock, iflags);
if (ret) {
dev_err_ratelimited(dev, "Failed to set up PASID %llu in nested mode, Err %d\n",
data->hpasid, ret);
@@ -486,6 +488,7 @@
struct device_domain_info *info;
struct intel_svm_dev *sdev;
struct intel_svm *svm = NULL;
+ unsigned long iflags;
int pasid_max;
int ret;
@@ -546,6 +549,7 @@
goto out;
}
sdev->dev = dev;
+ sdev->iommu = iommu;
ret = intel_iommu_enable_pasid(iommu, dev);
if (ret) {
@@ -575,7 +579,6 @@
kfree(sdev);
goto out;
}
- svm->iommu = iommu;
if (pasid_max > intel_pasid_max_id)
pasid_max = intel_pasid_max_id;
@@ -605,14 +608,14 @@
}
}
- spin_lock(&iommu->lock);
+ spin_lock_irqsave(&iommu->lock, iflags);
ret = intel_pasid_setup_first_level(iommu, dev,
mm ? mm->pgd : init_mm.pgd,
svm->pasid, FLPT_DEFAULT_DID,
(mm ? 0 : PASID_FLAG_SUPERVISOR_MODE) |
(cpu_feature_enabled(X86_FEATURE_LA57) ?
PASID_FLAG_FL5LP : 0));
- spin_unlock(&iommu->lock);
+ spin_unlock_irqrestore(&iommu->lock, iflags);
if (ret) {
if (mm)
mmu_notifier_unregister(&svm->notifier, mm);
@@ -632,14 +635,14 @@
* Binding a new device with existing PASID, need to setup
* the PASID entry.
*/
- spin_lock(&iommu->lock);
+ spin_lock_irqsave(&iommu->lock, iflags);
ret = intel_pasid_setup_first_level(iommu, dev,
mm ? mm->pgd : init_mm.pgd,
svm->pasid, FLPT_DEFAULT_DID,
(mm ? 0 : PASID_FLAG_SUPERVISOR_MODE) |
(cpu_feature_enabled(X86_FEATURE_LA57) ?
PASID_FLAG_FL5LP : 0));
- spin_unlock(&iommu->lock);
+ spin_unlock_irqrestore(&iommu->lock, iflags);
if (ret) {
kfree(sdev);
goto out;
diff --git a/drivers/iommu/iova.c b/drivers/iommu/iova.c
index 4bb3293..d20b8b3 100644
--- a/drivers/iommu/iova.c
+++ b/drivers/iommu/iova.c
@@ -358,7 +358,7 @@
* @iovad: - iova domain in question.
* @pfn: - page frame number
* This function finds and returns an iova belonging to the
- * given doamin which matches the given pfn.
+ * given domain which matches the given pfn.
*/
struct iova *find_iova(struct iova_domain *iovad, unsigned long pfn)
{
@@ -601,7 +601,7 @@
EXPORT_SYMBOL_GPL(queue_iova);
/**
- * put_iova_domain - destroys the iova doamin
+ * put_iova_domain - destroys the iova domain
* @iovad: - iova domain in question.
* All the iova's in that domain are destroyed.
*/
@@ -712,9 +712,9 @@
/**
* copy_reserved_iova - copies the reserved between domains
- * @from: - source doamin from where to copy
+ * @from: - source domain from where to copy
* @to: - destination domin where to copy
- * This function copies reserved iova's from one doamin to
+ * This function copies reserved iova's from one domain to
* other.
*/
void
diff --git a/drivers/isdn/mISDN/Kconfig b/drivers/isdn/mISDN/Kconfig
index 26cf0ac..c9a53c2 100644
--- a/drivers/isdn/mISDN/Kconfig
+++ b/drivers/isdn/mISDN/Kconfig
@@ -13,6 +13,7 @@
config MISDN_DSP
tristate "Digital Audio Processing of transparent data"
depends on MISDN
+ select BITREVERSE
help
Enable support for digital audio processing capability.
diff --git a/drivers/md/dm-crypt.c b/drivers/md/dm-crypt.c
index 5f9f9b3..5379113 100644
--- a/drivers/md/dm-crypt.c
+++ b/drivers/md/dm-crypt.c
@@ -3166,12 +3166,11 @@
}
if (test_bit(DM_CRYPT_SAME_CPU, &cc->flags))
- cc->crypt_queue = alloc_workqueue("kcryptd-%s", WQ_CPU_INTENSIVE | WQ_MEM_RECLAIM,
+ cc->crypt_queue = alloc_workqueue("kcryptd/%s", WQ_CPU_INTENSIVE | WQ_MEM_RECLAIM,
1, devname);
else
- cc->crypt_queue = alloc_workqueue("kcryptd-%s",
- WQ_CPU_INTENSIVE | WQ_MEM_RECLAIM |
- WQ_UNBOUND | WQ_SYSFS,
+ cc->crypt_queue = alloc_workqueue("kcryptd/%s",
+ WQ_CPU_INTENSIVE | WQ_MEM_RECLAIM | WQ_UNBOUND,
num_online_cpus(), devname);
if (!cc->crypt_queue) {
ti->error = "Couldn't create kcryptd queue";
diff --git a/drivers/net/bareudp.c b/drivers/net/bareudp.c
index 85ebd2b..85de5f9 100644
--- a/drivers/net/bareudp.c
+++ b/drivers/net/bareudp.c
@@ -380,7 +380,7 @@
goto free_dst;
min_headroom = LL_RESERVED_SPACE(dst->dev) + dst->header_len +
- BAREUDP_BASE_HLEN + info->options_len + sizeof(struct iphdr);
+ BAREUDP_BASE_HLEN + info->options_len + sizeof(struct ipv6hdr);
err = skb_cow_head(skb, min_headroom);
if (unlikely(err))
@@ -534,6 +534,7 @@
SET_NETDEV_DEVTYPE(dev, &bareudp_type);
dev->features |= NETIF_F_SG | NETIF_F_HW_CSUM;
dev->features |= NETIF_F_RXCSUM;
+ dev->features |= NETIF_F_LLTX;
dev->features |= NETIF_F_GSO_SOFTWARE;
dev->hw_features |= NETIF_F_SG | NETIF_F_HW_CSUM | NETIF_F_RXCSUM;
dev->hw_features |= NETIF_F_GSO_SOFTWARE;
@@ -644,11 +645,20 @@
return 0;
}
+static void bareudp_dellink(struct net_device *dev, struct list_head *head)
+{
+ struct bareudp_dev *bareudp = netdev_priv(dev);
+
+ list_del(&bareudp->next);
+ unregister_netdevice_queue(dev, head);
+}
+
static int bareudp_newlink(struct net *net, struct net_device *dev,
struct nlattr *tb[], struct nlattr *data[],
struct netlink_ext_ack *extack)
{
struct bareudp_conf conf;
+ LIST_HEAD(list_kill);
int err;
err = bareudp2info(data, &conf, extack);
@@ -661,17 +671,14 @@
err = bareudp_link_config(dev, tb);
if (err)
- return err;
+ goto err_unconfig;
return 0;
-}
-static void bareudp_dellink(struct net_device *dev, struct list_head *head)
-{
- struct bareudp_dev *bareudp = netdev_priv(dev);
-
- list_del(&bareudp->next);
- unregister_netdevice_queue(dev, head);
+err_unconfig:
+ bareudp_dellink(dev, &list_kill);
+ unregister_netdevice_many(&list_kill);
+ return err;
}
static size_t bareudp_get_size(const struct net_device *dev)
diff --git a/drivers/net/can/Kconfig b/drivers/net/can/Kconfig
index 4249709..1c28ead 100644
--- a/drivers/net/can/Kconfig
+++ b/drivers/net/can/Kconfig
@@ -123,6 +123,7 @@
config CAN_KVASER_PCIEFD
depends on PCI
tristate "Kvaser PCIe FD cards"
+ select CRC32
help
This is a driver for the Kvaser PCI Express CAN FD family.
diff --git a/drivers/net/can/m_can/m_can.c b/drivers/net/can/m_can/m_can.c
index 2c9f124..da551fd 100644
--- a/drivers/net/can/m_can/m_can.c
+++ b/drivers/net/can/m_can/m_can.c
@@ -1852,8 +1852,6 @@
void m_can_class_unregister(struct m_can_classdev *cdev)
{
unregister_candev(cdev->net);
-
- m_can_clk_stop(cdev);
}
EXPORT_SYMBOL_GPL(m_can_class_unregister);
diff --git a/drivers/net/can/m_can/tcan4x5x.c b/drivers/net/can/m_can/tcan4x5x.c
index 24c737c..970f0e9 100644
--- a/drivers/net/can/m_can/tcan4x5x.c
+++ b/drivers/net/can/m_can/tcan4x5x.c
@@ -131,30 +131,6 @@
}
-static struct can_bittiming_const tcan4x5x_bittiming_const = {
- .name = DEVICE_NAME,
- .tseg1_min = 2,
- .tseg1_max = 31,
- .tseg2_min = 2,
- .tseg2_max = 16,
- .sjw_max = 16,
- .brp_min = 1,
- .brp_max = 32,
- .brp_inc = 1,
-};
-
-static struct can_bittiming_const tcan4x5x_data_bittiming_const = {
- .name = DEVICE_NAME,
- .tseg1_min = 1,
- .tseg1_max = 32,
- .tseg2_min = 1,
- .tseg2_max = 16,
- .sjw_max = 16,
- .brp_min = 1,
- .brp_max = 32,
- .brp_inc = 1,
-};
-
static void tcan4x5x_check_wake(struct tcan4x5x_priv *priv)
{
int wake_state = 0;
@@ -469,8 +445,6 @@
mcan_class->dev = &spi->dev;
mcan_class->ops = &tcan4x5x_ops;
mcan_class->is_peripheral = true;
- mcan_class->bit_timing = &tcan4x5x_bittiming_const;
- mcan_class->data_timing = &tcan4x5x_data_bittiming_const;
mcan_class->net->irq = spi->irq;
spi_set_drvdata(spi, priv);
diff --git a/drivers/net/can/rcar/Kconfig b/drivers/net/can/rcar/Kconfig
index 8d36101..29cabc2 100644
--- a/drivers/net/can/rcar/Kconfig
+++ b/drivers/net/can/rcar/Kconfig
@@ -1,10 +1,10 @@
# SPDX-License-Identifier: GPL-2.0
config CAN_RCAR
- tristate "Renesas R-Car CAN controller"
+ tristate "Renesas R-Car and RZ/G CAN controller"
depends on ARCH_RENESAS || ARM
help
Say Y here if you want to use CAN controller found on Renesas R-Car
- SoCs.
+ or RZ/G SoCs.
To compile this driver as a module, choose M here: the module will
be called rcar_can.
diff --git a/drivers/net/can/spi/mcp251xfd/mcp251xfd-core.c b/drivers/net/can/spi/mcp251xfd/mcp251xfd-core.c
index 77129d5..36235af 100644
--- a/drivers/net/can/spi/mcp251xfd/mcp251xfd-core.c
+++ b/drivers/net/can/spi/mcp251xfd/mcp251xfd-core.c
@@ -1368,13 +1368,10 @@
struct mcp251xfd_tx_ring *tx_ring = priv->tx;
struct spi_transfer *last_xfer;
- tx_ring->tail += len;
-
/* Increment the TEF FIFO tail pointer 'len' times in
* a single SPI message.
- */
-
- /* Note:
+ *
+ * Note:
*
* "cs_change == 1" on the last transfer results in an
* active chip select after the complete SPI
@@ -1391,6 +1388,8 @@
if (err)
return err;
+ tx_ring->tail += len;
+
err = mcp251xfd_check_tef_tail(priv);
if (err)
return err;
@@ -1553,10 +1552,8 @@
/* Increment the RX FIFO tail pointer 'len' times in a
* single SPI message.
- */
- ring->tail += len;
-
- /* Note:
+ *
+ * Note:
*
* "cs_change == 1" on the last transfer results in an
* active chip select after the complete SPI
@@ -1572,6 +1569,8 @@
last_xfer->cs_change = 1;
if (err)
return err;
+
+ ring->tail += len;
}
return 0;
diff --git a/drivers/net/dsa/hirschmann/Kconfig b/drivers/net/dsa/hirschmann/Kconfig
index 222dd35..e011911 100644
--- a/drivers/net/dsa/hirschmann/Kconfig
+++ b/drivers/net/dsa/hirschmann/Kconfig
@@ -4,6 +4,7 @@
depends on HAS_IOMEM
depends on NET_DSA
depends on PTP_1588_CLOCK
+ depends on LEDS_CLASS
select NET_DSA_TAG_HELLCREEK
help
This driver adds support for Hirschmann Hellcreek TSN switches.
diff --git a/drivers/net/dsa/lantiq_gswip.c b/drivers/net/dsa/lantiq_gswip.c
index 09701c1..662e68a0 100644
--- a/drivers/net/dsa/lantiq_gswip.c
+++ b/drivers/net/dsa/lantiq_gswip.c
@@ -92,9 +92,7 @@
GSWIP_MDIO_PHY_FDUP_MASK)
/* GSWIP MII Registers */
-#define GSWIP_MII_CFG0 0x00
-#define GSWIP_MII_CFG1 0x02
-#define GSWIP_MII_CFG5 0x04
+#define GSWIP_MII_CFGp(p) (0x2 * (p))
#define GSWIP_MII_CFG_EN BIT(14)
#define GSWIP_MII_CFG_LDCLKDIS BIT(12)
#define GSWIP_MII_CFG_MODE_MIIP 0x0
@@ -392,17 +390,9 @@
static void gswip_mii_mask_cfg(struct gswip_priv *priv, u32 clear, u32 set,
int port)
{
- switch (port) {
- case 0:
- gswip_mii_mask(priv, clear, set, GSWIP_MII_CFG0);
- break;
- case 1:
- gswip_mii_mask(priv, clear, set, GSWIP_MII_CFG1);
- break;
- case 5:
- gswip_mii_mask(priv, clear, set, GSWIP_MII_CFG5);
- break;
- }
+ /* There's no MII_CFG register for the CPU port */
+ if (!dsa_is_cpu_port(priv->ds, port))
+ gswip_mii_mask(priv, clear, set, GSWIP_MII_CFGp(port));
}
static void gswip_mii_mask_pcdu(struct gswip_priv *priv, u32 clear, u32 set,
@@ -822,9 +812,8 @@
gswip_mdio_mask(priv, 0xff, 0x09, GSWIP_MDIO_MDC_CFG1);
/* Disable the xMII link */
- gswip_mii_mask_cfg(priv, GSWIP_MII_CFG_EN, 0, 0);
- gswip_mii_mask_cfg(priv, GSWIP_MII_CFG_EN, 0, 1);
- gswip_mii_mask_cfg(priv, GSWIP_MII_CFG_EN, 0, 5);
+ for (i = 0; i < priv->hw_info->max_ports; i++)
+ gswip_mii_mask_cfg(priv, GSWIP_MII_CFG_EN, 0, i);
/* enable special tag insertion on cpu port */
gswip_switch_mask(priv, 0, GSWIP_FDMA_PCTRL_STEN,
@@ -1447,11 +1436,12 @@
phylink_set(mask, Pause);
phylink_set(mask, Asym_Pause);
- /* With the exclusion of MII and Reverse MII, we support Gigabit,
- * including Half duplex
+ /* With the exclusion of MII, Reverse MII and Reduced MII, we
+ * support Gigabit, including Half duplex
*/
if (state->interface != PHY_INTERFACE_MODE_MII &&
- state->interface != PHY_INTERFACE_MODE_REVMII) {
+ state->interface != PHY_INTERFACE_MODE_REVMII &&
+ state->interface != PHY_INTERFACE_MODE_RMII) {
phylink_set(mask, 1000baseT_Full);
phylink_set(mask, 1000baseT_Half);
}
@@ -1541,9 +1531,7 @@
{
struct gswip_priv *priv = ds->priv;
- /* Enable the xMII interface only for the external PHY */
- if (interface != PHY_INTERFACE_MODE_INTERNAL)
- gswip_mii_mask_cfg(priv, 0, GSWIP_MII_CFG_EN, port);
+ gswip_mii_mask_cfg(priv, 0, GSWIP_MII_CFG_EN, port);
}
static void gswip_get_strings(struct dsa_switch *ds, int port, u32 stringset,
diff --git a/drivers/net/ethernet/aquantia/Kconfig b/drivers/net/ethernet/aquantia/Kconfig
index efb33c0..cec2018 100644
--- a/drivers/net/ethernet/aquantia/Kconfig
+++ b/drivers/net/ethernet/aquantia/Kconfig
@@ -19,7 +19,6 @@
config AQTION
tristate "aQuantia AQtion(tm) Support"
depends on PCI
- depends on X86_64 || ARM64 || COMPILE_TEST
depends on MACSEC || MACSEC=n
help
This enables the support for the aQuantia AQtion(tm) Ethernet card.
diff --git a/drivers/net/ethernet/broadcom/bcmsysport.c b/drivers/net/ethernet/broadcom/bcmsysport.c
index 0fdd19d..b1ae9eb 100644
--- a/drivers/net/ethernet/broadcom/bcmsysport.c
+++ b/drivers/net/ethernet/broadcom/bcmsysport.c
@@ -2577,6 +2577,7 @@
NETIF_F_HW_VLAN_CTAG_TX;
dev->hw_features |= dev->features;
dev->vlan_features |= dev->features;
+ dev->max_mtu = UMAC_MAX_MTU_SIZE;
/* Request the WOL interrupt and advertise suspend if available */
priv->wol_irq_disabled = 1;
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
index 4edd6f8..d10e4f8 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
@@ -6790,8 +6790,10 @@
ctx->tqm_fp_rings_count = resp->tqm_fp_rings_count;
if (!ctx->tqm_fp_rings_count)
ctx->tqm_fp_rings_count = bp->max_q;
+ else if (ctx->tqm_fp_rings_count > BNXT_MAX_TQM_FP_RINGS)
+ ctx->tqm_fp_rings_count = BNXT_MAX_TQM_FP_RINGS;
- tqm_rings = ctx->tqm_fp_rings_count + 1;
+ tqm_rings = ctx->tqm_fp_rings_count + BNXT_MAX_TQM_SP_RINGS;
ctx_pg = kcalloc(tqm_rings, sizeof(*ctx_pg), GFP_KERNEL);
if (!ctx_pg) {
kfree(ctx);
@@ -6925,7 +6927,8 @@
pg_attr = &req.tqm_sp_pg_size_tqm_sp_lvl,
pg_dir = &req.tqm_sp_page_dir,
ena = FUNC_BACKING_STORE_CFG_REQ_ENABLES_TQM_SP;
- i < 9; i++, num_entries++, pg_attr++, pg_dir++, ena <<= 1) {
+ i < BNXT_MAX_TQM_RINGS;
+ i++, num_entries++, pg_attr++, pg_dir++, ena <<= 1) {
if (!(enables & ena))
continue;
@@ -12887,10 +12890,10 @@
*/
static pci_ers_result_t bnxt_io_slot_reset(struct pci_dev *pdev)
{
+ pci_ers_result_t result = PCI_ERS_RESULT_DISCONNECT;
struct net_device *netdev = pci_get_drvdata(pdev);
struct bnxt *bp = netdev_priv(netdev);
int err = 0, off;
- pci_ers_result_t result = PCI_ERS_RESULT_DISCONNECT;
netdev_info(bp->dev, "PCI Slot Reset\n");
@@ -12919,22 +12922,8 @@
pci_save_state(pdev);
err = bnxt_hwrm_func_reset(bp);
- if (!err) {
- err = bnxt_hwrm_func_qcaps(bp);
- if (!err && netif_running(netdev))
- err = bnxt_open(netdev);
- }
- bnxt_ulp_start(bp, err);
- if (!err) {
- bnxt_reenable_sriov(bp);
+ if (!err)
result = PCI_ERS_RESULT_RECOVERED;
- }
- }
-
- if (result != PCI_ERS_RESULT_RECOVERED) {
- if (netif_running(netdev))
- dev_close(netdev);
- pci_disable_device(pdev);
}
rtnl_unlock();
@@ -12952,10 +12941,21 @@
static void bnxt_io_resume(struct pci_dev *pdev)
{
struct net_device *netdev = pci_get_drvdata(pdev);
+ struct bnxt *bp = netdev_priv(netdev);
+ int err;
+ netdev_info(bp->dev, "PCI Slot Resume\n");
rtnl_lock();
- netif_device_attach(netdev);
+ err = bnxt_hwrm_func_qcaps(bp);
+ if (!err && netif_running(netdev))
+ err = bnxt_open(netdev);
+
+ bnxt_ulp_start(bp, err);
+ if (!err) {
+ bnxt_reenable_sriov(bp);
+ netif_device_attach(netdev);
+ }
rtnl_unlock();
}
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.h b/drivers/net/ethernet/broadcom/bnxt/bnxt.h
index 950ea26..51996c8 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt.h
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.h
@@ -1436,6 +1436,11 @@
struct bnxt_ctx_pg_info **ctx_pg_tbl;
};
+#define BNXT_MAX_TQM_SP_RINGS 1
+#define BNXT_MAX_TQM_FP_RINGS 8
+#define BNXT_MAX_TQM_RINGS \
+ (BNXT_MAX_TQM_SP_RINGS + BNXT_MAX_TQM_FP_RINGS)
+
struct bnxt_ctx_mem_info {
u32 qp_max_entries;
u16 qp_min_qp1_entries;
@@ -1474,7 +1479,7 @@
struct bnxt_ctx_pg_info stat_mem;
struct bnxt_ctx_pg_info mrav_mem;
struct bnxt_ctx_pg_info tim_mem;
- struct bnxt_ctx_pg_info *tqm_mem[9];
+ struct bnxt_ctx_pg_info *tqm_mem[BNXT_MAX_TQM_RINGS];
};
struct bnxt_fw_health {
diff --git a/drivers/net/ethernet/cadence/macb_main.c b/drivers/net/ethernet/cadence/macb_main.c
index d5d9109..814a5b1 100644
--- a/drivers/net/ethernet/cadence/macb_main.c
+++ b/drivers/net/ethernet/cadence/macb_main.c
@@ -467,7 +467,7 @@
{
long ferr, rate, rate_rounded;
- if (!bp->tx_clk || !(bp->caps & MACB_CAPS_CLK_HW_CHG))
+ if (!bp->tx_clk || (bp->caps & MACB_CAPS_CLK_HW_CHG))
return;
switch (speed) {
diff --git a/drivers/net/ethernet/chelsio/inline_crypto/chtls/chtls_cm.c b/drivers/net/ethernet/chelsio/inline_crypto/chtls/chtls_cm.c
index a0e0d8a..51dd030 100644
--- a/drivers/net/ethernet/chelsio/inline_crypto/chtls/chtls_cm.c
+++ b/drivers/net/ethernet/chelsio/inline_crypto/chtls/chtls_cm.c
@@ -621,7 +621,7 @@
while (!skb_queue_empty(&listen_ctx->synq)) {
struct chtls_sock *csk =
- container_of((struct synq *)__skb_dequeue
+ container_of((struct synq *)skb_peek
(&listen_ctx->synq), struct chtls_sock, synq);
struct sock *child = csk->sk;
@@ -1109,6 +1109,7 @@
const struct cpl_pass_accept_req *req,
struct chtls_dev *cdev)
{
+ struct adapter *adap = pci_get_drvdata(cdev->pdev);
struct neighbour *n = NULL;
struct inet_sock *newinet;
const struct iphdr *iph;
@@ -1118,9 +1119,10 @@
struct dst_entry *dst;
struct tcp_sock *tp;
struct sock *newsk;
+ bool found = false;
u16 port_id;
int rxq_idx;
- int step;
+ int step, i;
iph = (const struct iphdr *)network_hdr;
newsk = tcp_create_openreq_child(lsk, oreq, cdev->askb);
@@ -1152,7 +1154,7 @@
n = dst_neigh_lookup(dst, &ip6h->saddr);
#endif
}
- if (!n)
+ if (!n || !n->dev)
goto free_sk;
ndev = n->dev;
@@ -1161,6 +1163,13 @@
if (is_vlan_dev(ndev))
ndev = vlan_dev_real_dev(ndev);
+ for_each_port(adap, i)
+ if (cdev->ports[i] == ndev)
+ found = true;
+
+ if (!found)
+ goto free_dst;
+
port_id = cxgb4_port_idx(ndev);
csk = chtls_sock_create(cdev);
@@ -1238,6 +1247,7 @@
free_csk:
chtls_sock_release(&csk->kref);
free_dst:
+ neigh_release(n);
dst_release(dst);
free_sk:
inet_csk_prepare_forced_close(newsk);
@@ -1387,7 +1397,7 @@
newsk = chtls_recv_sock(sk, oreq, network_hdr, req, cdev);
if (!newsk)
- goto free_oreq;
+ goto reject;
if (chtls_get_module(newsk))
goto reject;
@@ -1403,8 +1413,6 @@
kfree_skb(skb);
return;
-free_oreq:
- chtls_reqsk_free(oreq);
reject:
mk_tid_release(reply_skb, 0, tid);
cxgb4_ofld_send(cdev->lldi->ports[0], reply_skb);
@@ -1589,6 +1597,11 @@
sk_wake_async(sk, 0, POLL_OUT);
data = lookup_stid(cdev->tids, stid);
+ if (!data) {
+ /* listening server close */
+ kfree_skb(skb);
+ goto unlock;
+ }
lsk = ((struct listen_ctx *)data)->lsk;
bh_lock_sock(lsk);
@@ -1997,39 +2010,6 @@
spin_unlock_bh(&cdev->deferq.lock);
}
-static void send_abort_rpl(struct sock *sk, struct sk_buff *skb,
- struct chtls_dev *cdev, int status, int queue)
-{
- struct cpl_abort_req_rss *req = cplhdr(skb);
- struct sk_buff *reply_skb;
- struct chtls_sock *csk;
-
- csk = rcu_dereference_sk_user_data(sk);
-
- reply_skb = alloc_skb(sizeof(struct cpl_abort_rpl),
- GFP_KERNEL);
-
- if (!reply_skb) {
- req->status = (queue << 1);
- t4_defer_reply(skb, cdev, send_defer_abort_rpl);
- return;
- }
-
- set_abort_rpl_wr(reply_skb, GET_TID(req), status);
- kfree_skb(skb);
-
- set_wr_txq(reply_skb, CPL_PRIORITY_DATA, queue);
- if (csk_conn_inline(csk)) {
- struct l2t_entry *e = csk->l2t_entry;
-
- if (e && sk->sk_state != TCP_SYN_RECV) {
- cxgb4_l2t_send(csk->egress_dev, reply_skb, e);
- return;
- }
- }
- cxgb4_ofld_send(cdev->lldi->ports[0], reply_skb);
-}
-
static void chtls_send_abort_rpl(struct sock *sk, struct sk_buff *skb,
struct chtls_dev *cdev,
int status, int queue)
@@ -2078,9 +2058,9 @@
queue = csk->txq_idx;
skb->sk = NULL;
+ chtls_send_abort_rpl(child, skb, BLOG_SKB_CB(skb)->cdev,
+ CPL_ABORT_NO_RST, queue);
do_abort_syn_rcv(child, lsk);
- send_abort_rpl(child, skb, BLOG_SKB_CB(skb)->cdev,
- CPL_ABORT_NO_RST, queue);
}
static int abort_syn_rcv(struct sock *sk, struct sk_buff *skb)
@@ -2110,8 +2090,8 @@
if (!sock_owned_by_user(psk)) {
int queue = csk->txq_idx;
+ chtls_send_abort_rpl(sk, skb, cdev, CPL_ABORT_NO_RST, queue);
do_abort_syn_rcv(sk, psk);
- send_abort_rpl(sk, skb, cdev, CPL_ABORT_NO_RST, queue);
} else {
skb->sk = sk;
BLOG_SKB_CB(skb)->backlog_rcv = bl_abort_syn_rcv;
@@ -2129,9 +2109,6 @@
int queue = csk->txq_idx;
if (is_neg_adv(req->status)) {
- if (sk->sk_state == TCP_SYN_RECV)
- chtls_set_tcb_tflag(sk, 0, 0);
-
kfree_skb(skb);
return;
}
@@ -2158,12 +2135,12 @@
if (sk->sk_state == TCP_SYN_RECV && !abort_syn_rcv(sk, skb))
return;
- chtls_release_resources(sk);
- chtls_conn_done(sk);
}
chtls_send_abort_rpl(sk, skb, BLOG_SKB_CB(skb)->cdev,
rst_status, queue);
+ chtls_release_resources(sk);
+ chtls_conn_done(sk);
}
static void chtls_abort_rpl_rss(struct sock *sk, struct sk_buff *skb)
diff --git a/drivers/net/ethernet/ethoc.c b/drivers/net/ethernet/ethoc.c
index 0981fe9..3d9b0b1 100644
--- a/drivers/net/ethernet/ethoc.c
+++ b/drivers/net/ethernet/ethoc.c
@@ -1211,7 +1211,7 @@
ret = mdiobus_register(priv->mdio);
if (ret) {
dev_err(&netdev->dev, "failed to register MDIO bus\n");
- goto free2;
+ goto free3;
}
ret = ethoc_mdio_probe(netdev);
@@ -1243,6 +1243,7 @@
netif_napi_del(&priv->napi);
error:
mdiobus_unregister(priv->mdio);
+free3:
mdiobus_free(priv->mdio);
free2:
clk_disable_unprepare(priv->clk);
diff --git a/drivers/net/ethernet/freescale/fs_enet/mii-bitbang.c b/drivers/net/ethernet/freescale/fs_enet/mii-bitbang.c
index c8e5d88..21de563 100644
--- a/drivers/net/ethernet/freescale/fs_enet/mii-bitbang.c
+++ b/drivers/net/ethernet/freescale/fs_enet/mii-bitbang.c
@@ -223,3 +223,4 @@
};
module_platform_driver(fs_enet_bb_mdio_driver);
+MODULE_LICENSE("GPL");
diff --git a/drivers/net/ethernet/freescale/fs_enet/mii-fec.c b/drivers/net/ethernet/freescale/fs_enet/mii-fec.c
index 8b51ee1..152f4d8 100644
--- a/drivers/net/ethernet/freescale/fs_enet/mii-fec.c
+++ b/drivers/net/ethernet/freescale/fs_enet/mii-fec.c
@@ -224,3 +224,4 @@
};
module_platform_driver(fs_enet_fec_mdio_driver);
+MODULE_LICENSE("GPL");
diff --git a/drivers/net/ethernet/freescale/ucc_geth.c b/drivers/net/ethernet/freescale/ucc_geth.c
index ba8869c..6d853f0 100644
--- a/drivers/net/ethernet/freescale/ucc_geth.c
+++ b/drivers/net/ethernet/freescale/ucc_geth.c
@@ -3889,6 +3889,7 @@
INIT_WORK(&ugeth->timeout_work, ucc_geth_timeout_work);
netif_napi_add(dev, &ugeth->napi, ucc_geth_poll, 64);
dev->mtu = 1500;
+ dev->max_mtu = 1518;
ugeth->msg_enable = netif_msg_init(debug.msg_enable, UGETH_MSG_DEFAULT);
ugeth->phy_interface = phy_interface;
@@ -3934,12 +3935,12 @@
struct device_node *np = ofdev->dev.of_node;
unregister_netdev(dev);
- free_netdev(dev);
ucc_geth_memclean(ugeth);
if (of_phy_is_fixed_link(np))
of_phy_deregister_fixed_link(np);
of_node_put(ugeth->ug_info->tbi_node);
of_node_put(ugeth->ug_info->phy_node);
+ free_netdev(dev);
return 0;
}
diff --git a/drivers/net/ethernet/freescale/ucc_geth.h b/drivers/net/ethernet/freescale/ucc_geth.h
index 1a9bdf66..11d4bf5 100644
--- a/drivers/net/ethernet/freescale/ucc_geth.h
+++ b/drivers/net/ethernet/freescale/ucc_geth.h
@@ -575,7 +575,14 @@
u32 vtagtable[0x8]; /* 8 4-byte VLAN tags */
u32 tqptr; /* a base pointer to the Tx Queues Memory
Region */
- u8 res2[0x80 - 0x74];
+ u8 res2[0x78 - 0x74];
+ u64 snums_en;
+ u32 l2l3baseptr; /* top byte consists of a few other bit fields */
+
+ u16 mtu[8];
+ u8 res3[0xa8 - 0x94];
+ u32 wrrtablebase; /* top byte is reserved */
+ u8 res4[0xc0 - 0xac];
} __packed;
/* structure representing Extended Filtering Global Parameters in PRAM */
diff --git a/drivers/net/ethernet/hisilicon/hns/hns_ethtool.c b/drivers/net/ethernet/hisilicon/hns/hns_ethtool.c
index 7165da0..a6e3f07 100644
--- a/drivers/net/ethernet/hisilicon/hns/hns_ethtool.c
+++ b/drivers/net/ethernet/hisilicon/hns/hns_ethtool.c
@@ -415,6 +415,10 @@
/* for mutl buffer*/
new_skb = skb_copy(skb, GFP_ATOMIC);
dev_kfree_skb_any(skb);
+ if (!new_skb) {
+ netdev_err(ndev, "skb alloc failed\n");
+ return;
+ }
skb = new_skb;
check_ok = 0;
diff --git a/drivers/net/ethernet/hisilicon/hns3/hclge_mbx.h b/drivers/net/ethernet/hisilicon/hns3/hclge_mbx.h
index fb5e884..33defa4 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hclge_mbx.h
+++ b/drivers/net/ethernet/hisilicon/hns3/hclge_mbx.h
@@ -169,7 +169,7 @@
#define hclge_mbx_ring_ptr_move_crq(crq) \
(crq->next_to_use = (crq->next_to_use + 1) % crq->desc_num)
#define hclge_mbx_tail_ptr_move_arq(arq) \
- (arq.tail = (arq.tail + 1) % HCLGE_MBX_MAX_ARQ_MSG_SIZE)
+ (arq.tail = (arq.tail + 1) % HCLGE_MBX_MAX_ARQ_MSG_NUM)
#define hclge_mbx_head_ptr_move_arq(arq) \
- (arq.head = (arq.head + 1) % HCLGE_MBX_MAX_ARQ_MSG_SIZE)
+ (arq.head = (arq.head + 1) % HCLGE_MBX_MAX_ARQ_MSG_NUM)
#endif
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
index e6f37f9..c242883 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
@@ -752,7 +752,8 @@
handle->flags |= HNAE3_SUPPORT_SERDES_SERIAL_LOOPBACK;
handle->flags |= HNAE3_SUPPORT_SERDES_PARALLEL_LOOPBACK;
- if (hdev->hw.mac.phydev) {
+ if (hdev->hw.mac.phydev && hdev->hw.mac.phydev->drv &&
+ hdev->hw.mac.phydev->drv->set_loopback) {
count += 1;
handle->flags |= HNAE3_SUPPORT_PHY_LOOPBACK;
}
@@ -4537,8 +4538,8 @@
req->ipv4_sctp_en = tuple_sets;
break;
case SCTP_V6_FLOW:
- if ((nfc->data & RXH_L4_B_0_1) ||
- (nfc->data & RXH_L4_B_2_3))
+ if (hdev->ae_dev->dev_version <= HNAE3_DEVICE_VERSION_V2 &&
+ (nfc->data & (RXH_L4_B_0_1 | RXH_L4_B_2_3)))
return -EINVAL;
req->ipv6_sctp_en = tuple_sets;
@@ -4730,6 +4731,8 @@
vport[i].rss_tuple_sets.ipv6_udp_en =
HCLGE_RSS_INPUT_TUPLE_OTHER;
vport[i].rss_tuple_sets.ipv6_sctp_en =
+ hdev->ae_dev->dev_version <= HNAE3_DEVICE_VERSION_V2 ?
+ HCLGE_RSS_INPUT_TUPLE_SCTP_NO_PORT :
HCLGE_RSS_INPUT_TUPLE_SCTP;
vport[i].rss_tuple_sets.ipv6_fragment_en =
HCLGE_RSS_INPUT_TUPLE_OTHER;
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.h b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.h
index 50a294d..ca46bc9 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.h
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.h
@@ -107,6 +107,8 @@
#define HCLGE_D_IP_BIT BIT(2)
#define HCLGE_S_IP_BIT BIT(3)
#define HCLGE_V_TAG_BIT BIT(4)
+#define HCLGE_RSS_INPUT_TUPLE_SCTP_NO_PORT \
+ (HCLGE_D_IP_BIT | HCLGE_S_IP_BIT | HCLGE_V_TAG_BIT)
#define HCLGE_RSS_TC_SIZE_0 1
#define HCLGE_RSS_TC_SIZE_1 2
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c b/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c
index 145757c..674b3a2 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c
@@ -917,8 +917,8 @@
req->ipv4_sctp_en = tuple_sets;
break;
case SCTP_V6_FLOW:
- if ((nfc->data & RXH_L4_B_0_1) ||
- (nfc->data & RXH_L4_B_2_3))
+ if (hdev->ae_dev->dev_version <= HNAE3_DEVICE_VERSION_V2 &&
+ (nfc->data & (RXH_L4_B_0_1 | RXH_L4_B_2_3)))
return -EINVAL;
req->ipv6_sctp_en = tuple_sets;
@@ -2502,7 +2502,10 @@
tuple_sets->ipv4_fragment_en = HCLGEVF_RSS_INPUT_TUPLE_OTHER;
tuple_sets->ipv6_tcp_en = HCLGEVF_RSS_INPUT_TUPLE_OTHER;
tuple_sets->ipv6_udp_en = HCLGEVF_RSS_INPUT_TUPLE_OTHER;
- tuple_sets->ipv6_sctp_en = HCLGEVF_RSS_INPUT_TUPLE_SCTP;
+ tuple_sets->ipv6_sctp_en =
+ hdev->ae_dev->dev_version <= HNAE3_DEVICE_VERSION_V2 ?
+ HCLGEVF_RSS_INPUT_TUPLE_SCTP_NO_PORT :
+ HCLGEVF_RSS_INPUT_TUPLE_SCTP;
tuple_sets->ipv6_fragment_en = HCLGEVF_RSS_INPUT_TUPLE_OTHER;
}
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.h b/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.h
index 1b183bc..f6d817a 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.h
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.h
@@ -122,6 +122,8 @@
#define HCLGEVF_D_IP_BIT BIT(2)
#define HCLGEVF_S_IP_BIT BIT(3)
#define HCLGEVF_V_TAG_BIT BIT(4)
+#define HCLGEVF_RSS_INPUT_TUPLE_SCTP_NO_PORT \
+ (HCLGEVF_D_IP_BIT | HCLGEVF_S_IP_BIT | HCLGEVF_V_TAG_BIT)
#define HCLGEVF_STATS_TIMER_INTERVAL 36U
diff --git a/drivers/net/ethernet/ibm/ibmvnic.c b/drivers/net/ethernet/ibm/ibmvnic.c
index f302504..9778c83 100644
--- a/drivers/net/ethernet/ibm/ibmvnic.c
+++ b/drivers/net/ethernet/ibm/ibmvnic.c
@@ -955,6 +955,7 @@
release_rx_pools(adapter);
release_napi(adapter);
+ release_login_buffer(adapter);
release_login_rsp_buffer(adapter);
}
@@ -2341,8 +2342,7 @@
set_current_state(TASK_UNINTERRUPTIBLE);
schedule_timeout(60 * HZ);
}
- } else if (!(rwi->reset_reason == VNIC_RESET_FATAL &&
- adapter->from_passive_init)) {
+ } else {
rc = do_reset(adapter, rwi, reset_state);
}
kfree(rwi);
@@ -2981,9 +2981,7 @@
int rc;
if (!scrq) {
- netdev_dbg(adapter->netdev,
- "Invalid scrq reset. irq (%d) or msgs (%p).\n",
- scrq->irq, scrq->msgs);
+ netdev_dbg(adapter->netdev, "Invalid scrq reset.\n");
return -EINVAL;
}
@@ -3873,7 +3871,9 @@
return -1;
}
+ release_login_buffer(adapter);
release_login_rsp_buffer(adapter);
+
client_data_len = vnic_client_data_len(adapter);
buffer_size =
diff --git a/drivers/net/ethernet/intel/e1000e/e1000.h b/drivers/net/ethernet/intel/e1000e/e1000.h
index ba7a0f8..5b2143f 100644
--- a/drivers/net/ethernet/intel/e1000e/e1000.h
+++ b/drivers/net/ethernet/intel/e1000e/e1000.h
@@ -436,6 +436,7 @@
#define FLAG2_DFLT_CRC_STRIPPING BIT(12)
#define FLAG2_CHECK_RX_HWTSTAMP BIT(13)
#define FLAG2_CHECK_SYSTIM_OVERFLOW BIT(14)
+#define FLAG2_ENABLE_S0IX_FLOWS BIT(15)
#define E1000_RX_DESC_PS(R, i) \
(&(((union e1000_rx_desc_packet_split *)((R).desc))[i]))
diff --git a/drivers/net/ethernet/intel/e1000e/ethtool.c b/drivers/net/ethernet/intel/e1000e/ethtool.c
index 03215b0..06442e6 100644
--- a/drivers/net/ethernet/intel/e1000e/ethtool.c
+++ b/drivers/net/ethernet/intel/e1000e/ethtool.c
@@ -23,6 +23,13 @@
int stat_offset;
};
+static const char e1000e_priv_flags_strings[][ETH_GSTRING_LEN] = {
+#define E1000E_PRIV_FLAGS_S0IX_ENABLED BIT(0)
+ "s0ix-enabled",
+};
+
+#define E1000E_PRIV_FLAGS_STR_LEN ARRAY_SIZE(e1000e_priv_flags_strings)
+
#define E1000_STAT(str, m) { \
.stat_string = str, \
.type = E1000_STATS, \
@@ -1776,6 +1783,8 @@
return E1000_TEST_LEN;
case ETH_SS_STATS:
return E1000_STATS_LEN;
+ case ETH_SS_PRIV_FLAGS:
+ return E1000E_PRIV_FLAGS_STR_LEN;
default:
return -EOPNOTSUPP;
}
@@ -2097,6 +2106,10 @@
p += ETH_GSTRING_LEN;
}
break;
+ case ETH_SS_PRIV_FLAGS:
+ memcpy(data, e1000e_priv_flags_strings,
+ E1000E_PRIV_FLAGS_STR_LEN * ETH_GSTRING_LEN);
+ break;
}
}
@@ -2305,6 +2318,37 @@
return 0;
}
+static u32 e1000e_get_priv_flags(struct net_device *netdev)
+{
+ struct e1000_adapter *adapter = netdev_priv(netdev);
+ u32 priv_flags = 0;
+
+ if (adapter->flags2 & FLAG2_ENABLE_S0IX_FLOWS)
+ priv_flags |= E1000E_PRIV_FLAGS_S0IX_ENABLED;
+
+ return priv_flags;
+}
+
+static int e1000e_set_priv_flags(struct net_device *netdev, u32 priv_flags)
+{
+ struct e1000_adapter *adapter = netdev_priv(netdev);
+ unsigned int flags2 = adapter->flags2;
+
+ flags2 &= ~FLAG2_ENABLE_S0IX_FLOWS;
+ if (priv_flags & E1000E_PRIV_FLAGS_S0IX_ENABLED) {
+ struct e1000_hw *hw = &adapter->hw;
+
+ if (hw->mac.type < e1000_pch_cnp)
+ return -EINVAL;
+ flags2 |= FLAG2_ENABLE_S0IX_FLOWS;
+ }
+
+ if (flags2 != adapter->flags2)
+ adapter->flags2 = flags2;
+
+ return 0;
+}
+
static const struct ethtool_ops e1000_ethtool_ops = {
.supported_coalesce_params = ETHTOOL_COALESCE_RX_USECS,
.get_drvinfo = e1000_get_drvinfo,
@@ -2336,6 +2380,8 @@
.set_eee = e1000e_set_eee,
.get_link_ksettings = e1000_get_link_ksettings,
.set_link_ksettings = e1000_set_link_ksettings,
+ .get_priv_flags = e1000e_get_priv_flags,
+ .set_priv_flags = e1000e_set_priv_flags,
};
void e1000e_set_ethtool_ops(struct net_device *netdev)
diff --git a/drivers/net/ethernet/intel/e1000e/ich8lan.c b/drivers/net/ethernet/intel/e1000e/ich8lan.c
index 9aa6fad..6fb4668 100644
--- a/drivers/net/ethernet/intel/e1000e/ich8lan.c
+++ b/drivers/net/ethernet/intel/e1000e/ich8lan.c
@@ -1240,6 +1240,9 @@
return 0;
if (er32(FWSM) & E1000_ICH_FWSM_FW_VALID) {
+ struct e1000_adapter *adapter = hw->adapter;
+ bool firmware_bug = false;
+
if (force) {
/* Request ME un-configure ULP mode in the PHY */
mac_reg = er32(H2ME);
@@ -1248,16 +1251,24 @@
ew32(H2ME, mac_reg);
}
- /* Poll up to 300msec for ME to clear ULP_CFG_DONE. */
+ /* Poll up to 2.5 seconds for ME to clear ULP_CFG_DONE.
+ * If this takes more than 1 second, show a warning indicating a
+ * firmware bug
+ */
while (er32(FWSM) & E1000_FWSM_ULP_CFG_DONE) {
- if (i++ == 30) {
+ if (i++ == 250) {
ret_val = -E1000_ERR_PHY;
goto out;
}
+ if (i > 100 && !firmware_bug)
+ firmware_bug = true;
usleep_range(10000, 11000);
}
- e_dbg("ULP_CONFIG_DONE cleared after %dmsec\n", i * 10);
+ if (firmware_bug)
+ e_warn("ULP_CONFIG_DONE took %dmsec. This is a firmware bug\n", i * 10);
+ else
+ e_dbg("ULP_CONFIG_DONE cleared after %dmsec\n", i * 10);
if (force) {
mac_reg = er32(H2ME);
diff --git a/drivers/net/ethernet/intel/e1000e/netdev.c b/drivers/net/ethernet/intel/e1000e/netdev.c
index 128ab68..e9b82c2 100644
--- a/drivers/net/ethernet/intel/e1000e/netdev.c
+++ b/drivers/net/ethernet/intel/e1000e/netdev.c
@@ -103,45 +103,6 @@
{0, NULL}
};
-struct e1000e_me_supported {
- u16 device_id; /* supported device ID */
-};
-
-static const struct e1000e_me_supported me_supported[] = {
- {E1000_DEV_ID_PCH_LPT_I217_LM},
- {E1000_DEV_ID_PCH_LPTLP_I218_LM},
- {E1000_DEV_ID_PCH_I218_LM2},
- {E1000_DEV_ID_PCH_I218_LM3},
- {E1000_DEV_ID_PCH_SPT_I219_LM},
- {E1000_DEV_ID_PCH_SPT_I219_LM2},
- {E1000_DEV_ID_PCH_LBG_I219_LM3},
- {E1000_DEV_ID_PCH_SPT_I219_LM4},
- {E1000_DEV_ID_PCH_SPT_I219_LM5},
- {E1000_DEV_ID_PCH_CNP_I219_LM6},
- {E1000_DEV_ID_PCH_CNP_I219_LM7},
- {E1000_DEV_ID_PCH_ICP_I219_LM8},
- {E1000_DEV_ID_PCH_ICP_I219_LM9},
- {E1000_DEV_ID_PCH_CMP_I219_LM10},
- {E1000_DEV_ID_PCH_CMP_I219_LM11},
- {E1000_DEV_ID_PCH_CMP_I219_LM12},
- {E1000_DEV_ID_PCH_TGP_I219_LM13},
- {E1000_DEV_ID_PCH_TGP_I219_LM14},
- {E1000_DEV_ID_PCH_TGP_I219_LM15},
- {0}
-};
-
-static bool e1000e_check_me(u16 device_id)
-{
- struct e1000e_me_supported *id;
-
- for (id = (struct e1000e_me_supported *)me_supported;
- id->device_id; id++)
- if (device_id == id->device_id)
- return true;
-
- return false;
-}
-
/**
* __ew32_prepare - prepare to write to MAC CSR register on certain parts
* @hw: pointer to the HW structure
@@ -6962,7 +6923,6 @@
struct net_device *netdev = pci_get_drvdata(to_pci_dev(dev));
struct e1000_adapter *adapter = netdev_priv(netdev);
struct pci_dev *pdev = to_pci_dev(dev);
- struct e1000_hw *hw = &adapter->hw;
int rc;
e1000e_flush_lpic(pdev);
@@ -6970,13 +6930,13 @@
e1000e_pm_freeze(dev);
rc = __e1000_shutdown(pdev, false);
- if (rc)
+ if (rc) {
e1000e_pm_thaw(dev);
-
- /* Introduce S0ix implementation */
- if (hw->mac.type >= e1000_pch_cnp &&
- !e1000e_check_me(hw->adapter->pdev->device))
- e1000e_s0ix_entry_flow(adapter);
+ } else {
+ /* Introduce S0ix implementation */
+ if (adapter->flags2 & FLAG2_ENABLE_S0IX_FLOWS)
+ e1000e_s0ix_entry_flow(adapter);
+ }
return rc;
}
@@ -6986,12 +6946,10 @@
struct net_device *netdev = pci_get_drvdata(to_pci_dev(dev));
struct e1000_adapter *adapter = netdev_priv(netdev);
struct pci_dev *pdev = to_pci_dev(dev);
- struct e1000_hw *hw = &adapter->hw;
int rc;
/* Introduce S0ix implementation */
- if (hw->mac.type >= e1000_pch_cnp &&
- !e1000e_check_me(hw->adapter->pdev->device))
+ if (adapter->flags2 & FLAG2_ENABLE_S0IX_FLOWS)
e1000e_s0ix_exit_flow(adapter);
rc = __e1000_resume(pdev);
@@ -7655,6 +7613,9 @@
if (!(adapter->flags & FLAG_HAS_AMT))
e1000e_get_hw_control(adapter);
+ if (hw->mac.type >= e1000_pch_cnp)
+ adapter->flags2 |= FLAG2_ENABLE_S0IX_FLOWS;
+
strlcpy(netdev->name, "eth%d", sizeof(netdev->name));
err = register_netdev(netdev);
if (err)
diff --git a/drivers/net/ethernet/intel/i40e/i40e.h b/drivers/net/ethernet/intel/i40e/i40e.h
index d231a2c..118473d 100644
--- a/drivers/net/ethernet/intel/i40e/i40e.h
+++ b/drivers/net/ethernet/intel/i40e/i40e.h
@@ -120,6 +120,7 @@
__I40E_RESET_INTR_RECEIVED,
__I40E_REINIT_REQUESTED,
__I40E_PF_RESET_REQUESTED,
+ __I40E_PF_RESET_AND_REBUILD_REQUESTED,
__I40E_CORE_RESET_REQUESTED,
__I40E_GLOBAL_RESET_REQUESTED,
__I40E_EMP_RESET_INTR_RECEIVED,
@@ -146,6 +147,8 @@
};
#define I40E_PF_RESET_FLAG BIT_ULL(__I40E_PF_RESET_REQUESTED)
+#define I40E_PF_RESET_AND_REBUILD_FLAG \
+ BIT_ULL(__I40E_PF_RESET_AND_REBUILD_REQUESTED)
/* VSI state flags */
enum i40e_vsi_state_t {
diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c
index 1337686..1db482d 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_main.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_main.c
@@ -36,6 +36,8 @@
static void i40e_determine_queue_usage(struct i40e_pf *pf);
static int i40e_setup_pf_filter_control(struct i40e_pf *pf);
static void i40e_prep_for_reset(struct i40e_pf *pf, bool lock_acquired);
+static void i40e_reset_and_rebuild(struct i40e_pf *pf, bool reinit,
+ bool lock_acquired);
static int i40e_reset(struct i40e_pf *pf);
static void i40e_rebuild(struct i40e_pf *pf, bool reinit, bool lock_acquired);
static int i40e_setup_misc_vector_for_recovery_mode(struct i40e_pf *pf);
@@ -8536,6 +8538,14 @@
"FW LLDP is disabled\n" :
"FW LLDP is enabled\n");
+ } else if (reset_flags & I40E_PF_RESET_AND_REBUILD_FLAG) {
+ /* Request a PF Reset
+ *
+ * Resets PF and reinitializes PFs VSI.
+ */
+ i40e_prep_for_reset(pf, lock_acquired);
+ i40e_reset_and_rebuild(pf, true, lock_acquired);
+
} else if (reset_flags & BIT_ULL(__I40E_REINIT_REQUESTED)) {
int v;
diff --git a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c
index 729c4f0..21ee564 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c
@@ -1772,7 +1772,7 @@
if (num_vfs) {
if (!(pf->flags & I40E_FLAG_VEB_MODE_ENABLED)) {
pf->flags |= I40E_FLAG_VEB_MODE_ENABLED;
- i40e_do_reset_safe(pf, I40E_PF_RESET_FLAG);
+ i40e_do_reset_safe(pf, I40E_PF_RESET_AND_REBUILD_FLAG);
}
ret = i40e_pci_sriov_enable(pdev, num_vfs);
goto sriov_configure_out;
@@ -1781,7 +1781,7 @@
if (!pci_vfs_assigned(pf->pdev)) {
i40e_free_vfs(pf);
pf->flags &= ~I40E_FLAG_VEB_MODE_ENABLED;
- i40e_do_reset_safe(pf, I40E_PF_RESET_FLAG);
+ i40e_do_reset_safe(pf, I40E_PF_RESET_AND_REBUILD_FLAG);
} else {
dev_warn(&pdev->dev, "Unable to free VFs because some are assigned to VMs.\n");
ret = -EINVAL;
diff --git a/drivers/net/ethernet/intel/iavf/iavf_main.c b/drivers/net/ethernet/intel/iavf/iavf_main.c
index 95543df..0a867d6 100644
--- a/drivers/net/ethernet/intel/iavf/iavf_main.c
+++ b/drivers/net/ethernet/intel/iavf/iavf_main.c
@@ -1834,11 +1834,9 @@
netif_tx_stop_all_queues(netdev);
if (CLIENT_ALLOWED(adapter)) {
err = iavf_lan_add_device(adapter);
- if (err) {
- rtnl_unlock();
+ if (err)
dev_info(&pdev->dev, "Failed to add VF to client API service list: %d\n",
err);
- }
}
dev_info(&pdev->dev, "MAC address: %pM\n", adapter->hw.mac.addr);
if (netdev->features & NETIF_F_GRO)
diff --git a/drivers/net/ethernet/marvell/mvneta.c b/drivers/net/ethernet/marvell/mvneta.c
index 563ceac..bc4d8d1 100644
--- a/drivers/net/ethernet/marvell/mvneta.c
+++ b/drivers/net/ethernet/marvell/mvneta.c
@@ -4432,7 +4432,7 @@
struct bpf_prog *old_prog;
if (prog && dev->mtu > MVNETA_MAX_RX_BUF_SIZE) {
- NL_SET_ERR_MSG_MOD(extack, "Jumbo frames not supported on XDP");
+ NL_SET_ERR_MSG_MOD(extack, "MTU too large for XDP");
return -EOPNOTSUPP;
}
@@ -5255,7 +5255,7 @@
err = mvneta_port_power_up(pp, pp->phy_interface);
if (err < 0) {
dev_err(&pdev->dev, "can't power up port\n");
- return err;
+ goto err_netdev;
}
/* Armada3700 network controller does not support per-cpu
diff --git a/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c b/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c
index afdd228..4b1808a 100644
--- a/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c
+++ b/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c
@@ -1231,7 +1231,7 @@
regmap_read(priv->sysctrl_base, GENCONF_CTRL0, &val);
if (port->gop_id == 2)
- val |= GENCONF_CTRL0_PORT0_RGMII | GENCONF_CTRL0_PORT1_RGMII;
+ val |= GENCONF_CTRL0_PORT0_RGMII;
else if (port->gop_id == 3)
val |= GENCONF_CTRL0_PORT1_RGMII_MII;
regmap_write(priv->sysctrl_base, GENCONF_CTRL0, val);
@@ -2370,17 +2370,18 @@
static void mvpp2_tx_pkts_coal_set(struct mvpp2_port *port,
struct mvpp2_tx_queue *txq)
{
- unsigned int thread = mvpp2_cpu_to_thread(port->priv, get_cpu());
+ unsigned int thread;
u32 val;
if (txq->done_pkts_coal > MVPP2_TXQ_THRESH_MASK)
txq->done_pkts_coal = MVPP2_TXQ_THRESH_MASK;
val = (txq->done_pkts_coal << MVPP2_TXQ_THRESH_OFFSET);
- mvpp2_thread_write(port->priv, thread, MVPP2_TXQ_NUM_REG, txq->id);
- mvpp2_thread_write(port->priv, thread, MVPP2_TXQ_THRESH_REG, val);
-
- put_cpu();
+ /* PKT-coalescing registers are per-queue + per-thread */
+ for (thread = 0; thread < MVPP2_MAX_THREADS; thread++) {
+ mvpp2_thread_write(port->priv, thread, MVPP2_TXQ_NUM_REG, txq->id);
+ mvpp2_thread_write(port->priv, thread, MVPP2_TXQ_THRESH_REG, val);
+ }
}
static u32 mvpp2_usec_to_cycles(u32 usec, unsigned long clk_hz)
@@ -5487,7 +5488,7 @@
struct mvpp2 *priv = port->priv;
struct mvpp2_txq_pcpu *txq_pcpu;
unsigned int thread;
- int queue, err;
+ int queue, err, val;
/* Checks for hardware constraints */
if (port->first_rxq + port->nrxqs >
@@ -5501,6 +5502,18 @@
mvpp2_egress_disable(port);
mvpp2_port_disable(port);
+ if (mvpp2_is_xlg(port->phy_interface)) {
+ val = readl(port->base + MVPP22_XLG_CTRL0_REG);
+ val &= ~MVPP22_XLG_CTRL0_FORCE_LINK_PASS;
+ val |= MVPP22_XLG_CTRL0_FORCE_LINK_DOWN;
+ writel(val, port->base + MVPP22_XLG_CTRL0_REG);
+ } else {
+ val = readl(port->base + MVPP2_GMAC_AUTONEG_CONFIG);
+ val &= ~MVPP2_GMAC_FORCE_LINK_PASS;
+ val |= MVPP2_GMAC_FORCE_LINK_DOWN;
+ writel(val, port->base + MVPP2_GMAC_AUTONEG_CONFIG);
+ }
+
port->tx_time_coal = MVPP2_TXDONE_COAL_USEC;
port->txqs = devm_kcalloc(dev, port->ntxqs, sizeof(*port->txqs),
diff --git a/drivers/net/ethernet/marvell/mvpp2/mvpp2_prs.c b/drivers/net/ethernet/marvell/mvpp2/mvpp2_prs.c
index 5692c60..a30eb90 100644
--- a/drivers/net/ethernet/marvell/mvpp2/mvpp2_prs.c
+++ b/drivers/net/ethernet/marvell/mvpp2/mvpp2_prs.c
@@ -405,6 +405,38 @@
return -EINVAL;
}
+/* Drop flow control pause frames */
+static void mvpp2_prs_drop_fc(struct mvpp2 *priv)
+{
+ unsigned char da[ETH_ALEN] = { 0x01, 0x80, 0xC2, 0x00, 0x00, 0x01 };
+ struct mvpp2_prs_entry pe;
+ unsigned int len;
+
+ memset(&pe, 0, sizeof(pe));
+
+ /* For all ports - drop flow control frames */
+ pe.index = MVPP2_PE_FC_DROP;
+ mvpp2_prs_tcam_lu_set(&pe, MVPP2_PRS_LU_MAC);
+
+ /* Set match on DA */
+ len = ETH_ALEN;
+ while (len--)
+ mvpp2_prs_tcam_data_byte_set(&pe, len, da[len], 0xff);
+
+ mvpp2_prs_sram_ri_update(&pe, MVPP2_PRS_RI_DROP_MASK,
+ MVPP2_PRS_RI_DROP_MASK);
+
+ mvpp2_prs_sram_bits_set(&pe, MVPP2_PRS_SRAM_LU_GEN_BIT, 1);
+ mvpp2_prs_sram_next_lu_set(&pe, MVPP2_PRS_LU_FLOWS);
+
+ /* Mask all ports */
+ mvpp2_prs_tcam_port_map_set(&pe, MVPP2_PRS_PORT_MASK);
+
+ /* Update shadow table and hw entry */
+ mvpp2_prs_shadow_set(priv, pe.index, MVPP2_PRS_LU_MAC);
+ mvpp2_prs_hw_write(priv, &pe);
+}
+
/* Enable/disable dropping all mac da's */
static void mvpp2_prs_mac_drop_all_set(struct mvpp2 *priv, int port, bool add)
{
@@ -1162,6 +1194,7 @@
mvpp2_prs_hw_write(priv, &pe);
/* Create dummy entries for drop all and promiscuous modes */
+ mvpp2_prs_drop_fc(priv);
mvpp2_prs_mac_drop_all_set(priv, 0, false);
mvpp2_prs_mac_promisc_set(priv, 0, MVPP2_PRS_L2_UNI_CAST, false);
mvpp2_prs_mac_promisc_set(priv, 0, MVPP2_PRS_L2_MULTI_CAST, false);
@@ -1647,8 +1680,9 @@
mvpp2_prs_sram_next_lu_set(&pe, MVPP2_PRS_LU_IP6);
mvpp2_prs_sram_ri_update(&pe, MVPP2_PRS_RI_L3_IP6,
MVPP2_PRS_RI_L3_PROTO_MASK);
- /* Skip eth_type + 4 bytes of IPv6 header */
- mvpp2_prs_sram_shift_set(&pe, MVPP2_ETH_TYPE_LEN + 4,
+ /* Jump to DIP of IPV6 header */
+ mvpp2_prs_sram_shift_set(&pe, MVPP2_ETH_TYPE_LEN + 8 +
+ MVPP2_MAX_L3_ADDR_SIZE,
MVPP2_PRS_SRAM_OP_SEL_SHIFT_ADD);
/* Set L3 offset */
mvpp2_prs_sram_offset_set(&pe, MVPP2_PRS_SRAM_UDF_TYPE_L3,
diff --git a/drivers/net/ethernet/marvell/mvpp2/mvpp2_prs.h b/drivers/net/ethernet/marvell/mvpp2/mvpp2_prs.h
index e22f6c8..4b68dd3 100644
--- a/drivers/net/ethernet/marvell/mvpp2/mvpp2_prs.h
+++ b/drivers/net/ethernet/marvell/mvpp2/mvpp2_prs.h
@@ -129,7 +129,7 @@
#define MVPP2_PE_VID_EDSA_FLTR_DEFAULT (MVPP2_PRS_TCAM_SRAM_SIZE - 7)
#define MVPP2_PE_VLAN_DBL (MVPP2_PRS_TCAM_SRAM_SIZE - 6)
#define MVPP2_PE_VLAN_NONE (MVPP2_PRS_TCAM_SRAM_SIZE - 5)
-/* reserved */
+#define MVPP2_PE_FC_DROP (MVPP2_PRS_TCAM_SRAM_SIZE - 4)
#define MVPP2_PE_MAC_MC_PROMISCUOUS (MVPP2_PRS_TCAM_SRAM_SIZE - 3)
#define MVPP2_PE_MAC_UC_PROMISCUOUS (MVPP2_PRS_TCAM_SRAM_SIZE - 2)
#define MVPP2_PE_MAC_NON_PROMISCUOUS (MVPP2_PRS_TCAM_SRAM_SIZE - 1)
diff --git a/drivers/net/ethernet/marvell/octeontx2/af/cgx.c b/drivers/net/ethernet/marvell/octeontx2/af/cgx.c
index 7d0f962..1a8f5a0 100644
--- a/drivers/net/ethernet/marvell/octeontx2/af/cgx.c
+++ b/drivers/net/ethernet/marvell/octeontx2/af/cgx.c
@@ -871,8 +871,10 @@
if (!lmac)
return -ENOMEM;
lmac->name = kcalloc(1, sizeof("cgx_fwi_xxx_yyy"), GFP_KERNEL);
- if (!lmac->name)
- return -ENOMEM;
+ if (!lmac->name) {
+ err = -ENOMEM;
+ goto err_lmac_free;
+ }
sprintf(lmac->name, "cgx_fwi_%d_%d", cgx->cgx_id, i);
lmac->lmac_id = i;
lmac->cgx = cgx;
@@ -883,7 +885,7 @@
CGX_LMAC_FWI + i * 9),
cgx_fwi_event_handler, 0, lmac->name, lmac);
if (err)
- return err;
+ goto err_irq;
/* Enable interrupt */
cgx_write(cgx, lmac->lmac_id, CGXX_CMRX_INT_ENA_W1S,
@@ -895,6 +897,12 @@
}
return cgx_lmac_verify_fwi_version(cgx);
+
+err_irq:
+ kfree(lmac->name);
+err_lmac_free:
+ kfree(lmac);
+ return err;
}
static int cgx_lmac_exit(struct cgx *cgx)
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 d29af7b..76177f7 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en/rep/tc.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en/rep/tc.c
@@ -626,6 +626,11 @@
if (!reg_c0)
return true;
+ /* If reg_c0 is not equal to the default flow tag then skb->mark
+ * is not supported and must be reset back to 0.
+ */
+ skb->mark = 0;
+
priv = netdev_priv(skb->dev);
esw = priv->mdev->priv.eswitch;
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/tc_ct.c b/drivers/net/ethernet/mellanox/mlx5/core/en/tc_ct.c
index e521254..072363e 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en/tc_ct.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en/tc_ct.c
@@ -118,16 +118,17 @@
u16 zone;
};
-struct mlx5_ct_shared_counter {
+struct mlx5_ct_counter {
struct mlx5_fc *counter;
refcount_t refcount;
+ bool is_shared;
};
struct mlx5_ct_entry {
struct rhash_head node;
struct rhash_head tuple_node;
struct rhash_head tuple_nat_node;
- struct mlx5_ct_shared_counter *shared_counter;
+ struct mlx5_ct_counter *counter;
unsigned long cookie;
unsigned long restore_cookie;
struct mlx5_ct_tuple tuple;
@@ -394,13 +395,14 @@
}
static void
-mlx5_tc_ct_shared_counter_put(struct mlx5_tc_ct_priv *ct_priv, struct mlx5_ct_entry *entry)
+mlx5_tc_ct_counter_put(struct mlx5_tc_ct_priv *ct_priv, struct mlx5_ct_entry *entry)
{
- if (!refcount_dec_and_test(&entry->shared_counter->refcount))
+ if (entry->counter->is_shared &&
+ !refcount_dec_and_test(&entry->counter->refcount))
return;
- mlx5_fc_destroy(ct_priv->dev, entry->shared_counter->counter);
- kfree(entry->shared_counter);
+ mlx5_fc_destroy(ct_priv->dev, entry->counter->counter);
+ kfree(entry->counter);
}
static void
@@ -699,7 +701,7 @@
attr->dest_ft = ct_priv->post_ct;
attr->ft = nat ? ct_priv->ct_nat : ct_priv->ct;
attr->outer_match_level = MLX5_MATCH_L4;
- attr->counter = entry->shared_counter->counter;
+ attr->counter = entry->counter->counter;
attr->flags |= MLX5_ESW_ATTR_FLAG_NO_IN_PORT;
mlx5_tc_ct_set_tuple_match(netdev_priv(ct_priv->netdev), spec, flow_rule);
@@ -732,13 +734,34 @@
return err;
}
-static struct mlx5_ct_shared_counter *
+static struct mlx5_ct_counter *
+mlx5_tc_ct_counter_create(struct mlx5_tc_ct_priv *ct_priv)
+{
+ struct mlx5_ct_counter *counter;
+ int ret;
+
+ counter = kzalloc(sizeof(*counter), GFP_KERNEL);
+ if (!counter)
+ return ERR_PTR(-ENOMEM);
+
+ counter->is_shared = false;
+ counter->counter = mlx5_fc_create(ct_priv->dev, true);
+ if (IS_ERR(counter->counter)) {
+ ct_dbg("Failed to create counter for ct entry");
+ ret = PTR_ERR(counter->counter);
+ kfree(counter);
+ return ERR_PTR(ret);
+ }
+
+ return counter;
+}
+
+static struct mlx5_ct_counter *
mlx5_tc_ct_shared_counter_get(struct mlx5_tc_ct_priv *ct_priv,
struct mlx5_ct_entry *entry)
{
struct mlx5_ct_tuple rev_tuple = entry->tuple;
- struct mlx5_ct_shared_counter *shared_counter;
- struct mlx5_core_dev *dev = ct_priv->dev;
+ struct mlx5_ct_counter *shared_counter;
struct mlx5_ct_entry *rev_entry;
__be16 tmp_port;
int ret;
@@ -767,25 +790,20 @@
rev_entry = rhashtable_lookup_fast(&ct_priv->ct_tuples_ht, &rev_tuple,
tuples_ht_params);
if (rev_entry) {
- if (refcount_inc_not_zero(&rev_entry->shared_counter->refcount)) {
+ if (refcount_inc_not_zero(&rev_entry->counter->refcount)) {
mutex_unlock(&ct_priv->shared_counter_lock);
- return rev_entry->shared_counter;
+ return rev_entry->counter;
}
}
mutex_unlock(&ct_priv->shared_counter_lock);
- shared_counter = kzalloc(sizeof(*shared_counter), GFP_KERNEL);
- if (!shared_counter)
- return ERR_PTR(-ENOMEM);
-
- shared_counter->counter = mlx5_fc_create(dev, true);
- if (IS_ERR(shared_counter->counter)) {
- ct_dbg("Failed to create counter for ct entry");
- ret = PTR_ERR(shared_counter->counter);
- kfree(shared_counter);
+ shared_counter = mlx5_tc_ct_counter_create(ct_priv);
+ if (IS_ERR(shared_counter)) {
+ ret = PTR_ERR(shared_counter);
return ERR_PTR(ret);
}
+ shared_counter->is_shared = true;
refcount_set(&shared_counter->refcount, 1);
return shared_counter;
}
@@ -798,10 +816,13 @@
{
int err;
- entry->shared_counter = mlx5_tc_ct_shared_counter_get(ct_priv, entry);
- if (IS_ERR(entry->shared_counter)) {
- err = PTR_ERR(entry->shared_counter);
- ct_dbg("Failed to create counter for ct entry");
+ if (nf_ct_acct_enabled(dev_net(ct_priv->netdev)))
+ entry->counter = mlx5_tc_ct_counter_create(ct_priv);
+ else
+ entry->counter = mlx5_tc_ct_shared_counter_get(ct_priv, entry);
+
+ if (IS_ERR(entry->counter)) {
+ err = PTR_ERR(entry->counter);
return err;
}
@@ -820,7 +841,7 @@
err_nat:
mlx5_tc_ct_entry_del_rule(ct_priv, entry, false);
err_orig:
- mlx5_tc_ct_shared_counter_put(ct_priv, entry);
+ mlx5_tc_ct_counter_put(ct_priv, entry);
return err;
}
@@ -918,7 +939,7 @@
rhashtable_remove_fast(&ct_priv->ct_tuples_ht, &entry->tuple_node,
tuples_ht_params);
mutex_unlock(&ct_priv->shared_counter_lock);
- mlx5_tc_ct_shared_counter_put(ct_priv, entry);
+ mlx5_tc_ct_counter_put(ct_priv, entry);
}
@@ -956,7 +977,7 @@
if (!entry)
return -ENOENT;
- mlx5_fc_query_cached(entry->shared_counter->counter, &bytes, &packets, &lastuse);
+ mlx5_fc_query_cached(entry->counter->counter, &bytes, &packets, &lastuse);
flow_stats_update(&f->stats, bytes, packets, 0, lastuse,
FLOW_ACTION_HW_STATS_DELAYED);
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/txrx.h b/drivers/net/ethernet/mellanox/mlx5/core/en/txrx.h
index 7943eb3..4880f21 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en/txrx.h
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en/txrx.h
@@ -371,6 +371,15 @@
u8 tun_l4_proto;
};
+static inline void mlx5e_eseg_swp_offsets_add_vlan(struct mlx5_wqe_eth_seg *eseg)
+{
+ /* SWP offsets are in 2-bytes words */
+ eseg->swp_outer_l3_offset += VLAN_HLEN / 2;
+ eseg->swp_outer_l4_offset += VLAN_HLEN / 2;
+ eseg->swp_inner_l3_offset += VLAN_HLEN / 2;
+ eseg->swp_inner_l4_offset += VLAN_HLEN / 2;
+}
+
static inline void
mlx5e_set_eseg_swp(struct sk_buff *skb, struct mlx5_wqe_eth_seg *eseg,
struct mlx5e_swp_spec *swp_spec)
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/en_accel.h b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/en_accel.h
index 899b98a..1fae7fa 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/en_accel.h
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/en_accel.h
@@ -51,7 +51,7 @@
}
static inline void
-mlx5e_tx_tunnel_accel(struct sk_buff *skb, struct mlx5_wqe_eth_seg *eseg)
+mlx5e_tx_tunnel_accel(struct sk_buff *skb, struct mlx5_wqe_eth_seg *eseg, u16 ihs)
{
struct mlx5e_swp_spec swp_spec = {};
unsigned int offset = 0;
@@ -85,6 +85,8 @@
}
mlx5e_set_eseg_swp(skb, eseg, &swp_spec);
+ if (skb_vlan_tag_present(skb) && ihs)
+ mlx5e_eseg_swp_offsets_add_vlan(eseg);
}
#else
@@ -163,7 +165,7 @@
static inline bool mlx5e_accel_tx_eseg(struct mlx5e_priv *priv,
struct sk_buff *skb,
- struct mlx5_wqe_eth_seg *eseg)
+ struct mlx5_wqe_eth_seg *eseg, u16 ihs)
{
#ifdef CONFIG_MLX5_EN_IPSEC
if (xfrm_offload(skb))
@@ -172,7 +174,7 @@
#if IS_ENABLED(CONFIG_GENEVE)
if (skb->encapsulation)
- mlx5e_tx_tunnel_accel(skb, eseg);
+ mlx5e_tx_tunnel_accel(skb, eseg, ihs);
#endif
return true;
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c b/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c
index d9076d5..2d37742 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c
@@ -1010,6 +1010,22 @@
return mlx5e_ethtool_get_link_ksettings(priv, link_ksettings);
}
+static int mlx5e_speed_validate(struct net_device *netdev, bool ext,
+ const unsigned long link_modes, u8 autoneg)
+{
+ /* Extended link-mode has no speed limitations. */
+ if (ext)
+ return 0;
+
+ if ((link_modes & MLX5E_PROT_MASK(MLX5E_56GBASE_R4)) &&
+ autoneg != AUTONEG_ENABLE) {
+ netdev_err(netdev, "%s: 56G link speed requires autoneg enabled\n",
+ __func__);
+ return -EINVAL;
+ }
+ return 0;
+}
+
static u32 mlx5e_ethtool2ptys_adver_link(const unsigned long *link_modes)
{
u32 i, ptys_modes = 0;
@@ -1103,13 +1119,9 @@
link_modes = autoneg == AUTONEG_ENABLE ? ethtool2ptys_adver_func(adver) :
mlx5e_port_speed2linkmodes(mdev, speed, !ext);
- if ((link_modes & MLX5E_PROT_MASK(MLX5E_56GBASE_R4)) &&
- autoneg != AUTONEG_ENABLE) {
- netdev_err(priv->netdev, "%s: 56G link speed requires autoneg enabled\n",
- __func__);
- err = -EINVAL;
+ err = mlx5e_speed_validate(priv->netdev, ext, link_modes, autoneg);
+ if (err)
goto out;
- }
link_modes = link_modes & eproto.cap;
if (!link_modes) {
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_fs.c b/drivers/net/ethernet/mellanox/mlx5/core/en_fs.c
index fa8149f..e02e589 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_fs.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_fs.c
@@ -942,6 +942,7 @@
in = kvzalloc(inlen, GFP_KERNEL);
if (!in) {
kfree(ft->g);
+ ft->g = NULL;
return -ENOMEM;
}
@@ -1087,6 +1088,7 @@
in = kvzalloc(inlen, GFP_KERNEL);
if (!in) {
kfree(ft->g);
+ ft->g = NULL;
return -ENOMEM;
}
@@ -1390,6 +1392,7 @@
ft->g[ft->num_groups] = NULL;
mlx5e_destroy_groups(ft);
kvfree(in);
+ kfree(ft->g);
return err;
}
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
index 7a79d33..6a852b4 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
@@ -3161,7 +3161,8 @@
mlx5_set_port_admin_status(mdev, state);
- if (mlx5_eswitch_mode(mdev) != MLX5_ESWITCH_LEGACY)
+ if (mlx5_eswitch_mode(mdev) == MLX5_ESWITCH_OFFLOADS ||
+ !MLX5_CAP_GEN(mdev, uplink_follow))
return;
if (state == MLX5_PORT_UP)
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c
index e47e2a0..61ed671 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c
@@ -682,9 +682,9 @@
static bool mlx5e_txwqe_build_eseg(struct mlx5e_priv *priv, struct mlx5e_txqsq *sq,
struct sk_buff *skb, struct mlx5e_accel_tx_state *accel,
- struct mlx5_wqe_eth_seg *eseg)
+ struct mlx5_wqe_eth_seg *eseg, u16 ihs)
{
- if (unlikely(!mlx5e_accel_tx_eseg(priv, skb, eseg)))
+ if (unlikely(!mlx5e_accel_tx_eseg(priv, skb, eseg, ihs)))
return false;
mlx5e_txwqe_build_eseg_csum(sq, skb, accel, eseg);
@@ -714,7 +714,8 @@
if (mlx5e_tx_skb_supports_mpwqe(skb, &attr)) {
struct mlx5_wqe_eth_seg eseg = {};
- if (unlikely(!mlx5e_txwqe_build_eseg(priv, sq, skb, &accel, &eseg)))
+ if (unlikely(!mlx5e_txwqe_build_eseg(priv, sq, skb, &accel, &eseg,
+ attr.ihs)))
return NETDEV_TX_OK;
mlx5e_sq_xmit_mpwqe(sq, skb, &eseg, netdev_xmit_more());
@@ -731,7 +732,7 @@
/* May update the WQE, but may not post other WQEs. */
mlx5e_accel_tx_finish(sq, wqe, &accel,
(struct mlx5_wqe_inline_seg *)(wqe->data + wqe_attr.ds_cnt_inl));
- if (unlikely(!mlx5e_txwqe_build_eseg(priv, sq, skb, &accel, &wqe->eth)))
+ if (unlikely(!mlx5e_txwqe_build_eseg(priv, sq, skb, &accel, &wqe->eth, attr.ihs)))
return NETDEV_TX_OK;
mlx5e_sq_xmit_wqe(sq, skb, &attr, &wqe_attr, wqe, pi, netdev_xmit_more());
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/esw/acl/egress_lgcy.c b/drivers/net/ethernet/mellanox/mlx5/core/esw/acl/egress_lgcy.c
index 2b85d47..3e19b17 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/esw/acl/egress_lgcy.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/esw/acl/egress_lgcy.c
@@ -95,22 +95,21 @@
return 0;
}
- if (!IS_ERR_OR_NULL(vport->egress.acl))
- return 0;
+ if (!vport->egress.acl) {
+ vport->egress.acl = esw_acl_table_create(esw, vport->vport,
+ MLX5_FLOW_NAMESPACE_ESW_EGRESS,
+ table_size);
+ if (IS_ERR(vport->egress.acl)) {
+ err = PTR_ERR(vport->egress.acl);
+ vport->egress.acl = NULL;
+ goto out;
+ }
- vport->egress.acl = esw_acl_table_create(esw, vport->vport,
- MLX5_FLOW_NAMESPACE_ESW_EGRESS,
- table_size);
- if (IS_ERR(vport->egress.acl)) {
- err = PTR_ERR(vport->egress.acl);
- vport->egress.acl = NULL;
- goto out;
+ err = esw_acl_egress_lgcy_groups_create(esw, vport);
+ if (err)
+ goto out;
}
- err = esw_acl_egress_lgcy_groups_create(esw, vport);
- if (err)
- goto out;
-
esw_debug(esw->dev,
"vport[%d] configure egress rules, vlan(%d) qos(%d)\n",
vport->vport, vport->info.vlan, vport->info.qos);
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/lag.c b/drivers/net/ethernet/mellanox/mlx5/core/lag.c
index f3d45ef..83a0537 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/lag.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/lag.c
@@ -564,7 +564,9 @@
struct mlx5_core_dev *tmp_dev;
int i, err;
- if (!MLX5_CAP_GEN(dev, vport_group_manager))
+ if (!MLX5_CAP_GEN(dev, vport_group_manager) ||
+ !MLX5_CAP_GEN(dev, lag_master) ||
+ MLX5_CAP_GEN(dev, num_lag_ports) != MLX5_MAX_PORTS)
return;
tmp_dev = mlx5_get_next_phys_dev(dev);
@@ -582,12 +584,9 @@
if (mlx5_lag_dev_add_pf(ldev, dev, netdev) < 0)
return;
- for (i = 0; i < MLX5_MAX_PORTS; i++) {
- tmp_dev = ldev->pf[i].dev;
- if (!tmp_dev || !MLX5_CAP_GEN(tmp_dev, lag_master) ||
- MLX5_CAP_GEN(tmp_dev, num_lag_ports) != MLX5_MAX_PORTS)
+ for (i = 0; i < MLX5_MAX_PORTS; i++)
+ if (!ldev->pf[i].dev)
break;
- }
if (i >= MLX5_MAX_PORTS)
ldev->flags |= MLX5_LAG_FLAG_READY;
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/main.c b/drivers/net/ethernet/mellanox/mlx5/core/main.c
index c08315b..ca6f2fc 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/main.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/main.c
@@ -1368,8 +1368,10 @@
MLX5_COREDEV_VF : MLX5_COREDEV_PF;
dev->priv.adev_idx = mlx5_adev_idx_alloc();
- if (dev->priv.adev_idx < 0)
- return dev->priv.adev_idx;
+ if (dev->priv.adev_idx < 0) {
+ err = dev->priv.adev_idx;
+ goto adev_init_err;
+ }
err = mlx5_mdev_init(dev, prof_sel);
if (err)
@@ -1403,6 +1405,7 @@
mlx5_mdev_uninit(dev);
mdev_init_err:
mlx5_adev_idx_free(dev->priv.adev_idx);
+adev_init_err:
mlx5_devlink_free(devlink);
return err;
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/rdma.c b/drivers/net/ethernet/mellanox/mlx5/core/rdma.c
index 0fc7de4a..8e0dddc 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/rdma.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/rdma.c
@@ -116,7 +116,7 @@
static void mlx5_rdma_del_roce_addr(struct mlx5_core_dev *dev)
{
mlx5_core_roce_gid_set(dev, 0, 0, 0,
- NULL, NULL, false, 0, 0);
+ NULL, NULL, false, 0, 1);
}
static void mlx5_rdma_make_default_gid(struct mlx5_core_dev *dev, union ib_gid *gid)
diff --git a/drivers/net/ethernet/natsemi/macsonic.c b/drivers/net/ethernet/natsemi/macsonic.c
index 776b7d2..2289e1f 100644
--- a/drivers/net/ethernet/natsemi/macsonic.c
+++ b/drivers/net/ethernet/natsemi/macsonic.c
@@ -506,10 +506,14 @@
err = register_netdev(dev);
if (err)
- goto out;
+ goto undo_probe;
return 0;
+undo_probe:
+ dma_free_coherent(lp->device,
+ SIZEOF_SONIC_DESC * SONIC_BUS_SCALE(lp->dma_bitmode),
+ lp->descriptors, lp->descriptors_laddr);
out:
free_netdev(dev);
@@ -584,12 +588,16 @@
err = register_netdev(ndev);
if (err)
- goto out;
+ goto undo_probe;
nubus_set_drvdata(board, ndev);
return 0;
+undo_probe:
+ dma_free_coherent(lp->device,
+ SIZEOF_SONIC_DESC * SONIC_BUS_SCALE(lp->dma_bitmode),
+ lp->descriptors, lp->descriptors_laddr);
out:
free_netdev(ndev);
return err;
diff --git a/drivers/net/ethernet/natsemi/xtsonic.c b/drivers/net/ethernet/natsemi/xtsonic.c
index afa166f..28d9e98 100644
--- a/drivers/net/ethernet/natsemi/xtsonic.c
+++ b/drivers/net/ethernet/natsemi/xtsonic.c
@@ -229,11 +229,14 @@
sonic_msg_init(dev);
if ((err = register_netdev(dev)))
- goto out1;
+ goto undo_probe1;
return 0;
-out1:
+undo_probe1:
+ dma_free_coherent(lp->device,
+ SIZEOF_SONIC_DESC * SONIC_BUS_SCALE(lp->dma_bitmode),
+ lp->descriptors, lp->descriptors_laddr);
release_region(dev->base_addr, SONIC_MEM_SIZE);
out:
free_netdev(dev);
diff --git a/drivers/net/ethernet/pensando/ionic/ionic_txrx.c b/drivers/net/ethernet/pensando/ionic/ionic_txrx.c
index 9156c98..ac4cd5d 100644
--- a/drivers/net/ethernet/pensando/ionic/ionic_txrx.c
+++ b/drivers/net/ethernet/pensando/ionic/ionic_txrx.c
@@ -337,7 +337,7 @@
unsigned int i, j;
unsigned int len;
- len = netdev->mtu + ETH_HLEN;
+ len = netdev->mtu + ETH_HLEN + VLAN_HLEN;
nfrags = round_up(len, PAGE_SIZE) / PAGE_SIZE;
for (i = ionic_q_space_avail(q); i; i--) {
diff --git a/drivers/net/ethernet/qlogic/Kconfig b/drivers/net/ethernet/qlogic/Kconfig
index 4366c7a..6b5ddb0 100644
--- a/drivers/net/ethernet/qlogic/Kconfig
+++ b/drivers/net/ethernet/qlogic/Kconfig
@@ -78,6 +78,7 @@
depends on PCI
select ZLIB_INFLATE
select CRC8
+ select CRC32
select NET_DEVLINK
help
This enables the support for Marvell FastLinQ adapters family.
diff --git a/drivers/net/ethernet/qlogic/qede/qede_fp.c b/drivers/net/ethernet/qlogic/qede/qede_fp.c
index a2494bf..ca0ee29 100644
--- a/drivers/net/ethernet/qlogic/qede/qede_fp.c
+++ b/drivers/net/ethernet/qlogic/qede/qede_fp.c
@@ -1799,6 +1799,11 @@
ntohs(udp_hdr(skb)->dest) != gnv_port))
return features & ~(NETIF_F_CSUM_MASK |
NETIF_F_GSO_MASK);
+ } else if (l4_proto == IPPROTO_IPIP) {
+ /* IPIP tunnels are unknown to the device or at least unsupported natively,
+ * offloads for them can't be done trivially, so disable them for such skb.
+ */
+ return features & ~(NETIF_F_CSUM_MASK | NETIF_F_GSO_MASK);
}
}
diff --git a/drivers/net/ethernet/realtek/r8169_main.c b/drivers/net/ethernet/realtek/r8169_main.c
index 46d8510..a569abe 100644
--- a/drivers/net/ethernet/realtek/r8169_main.c
+++ b/drivers/net/ethernet/realtek/r8169_main.c
@@ -2207,7 +2207,8 @@
}
switch (tp->mac_version) {
- case RTL_GIGA_MAC_VER_25 ... RTL_GIGA_MAC_VER_33:
+ case RTL_GIGA_MAC_VER_25 ... RTL_GIGA_MAC_VER_26:
+ case RTL_GIGA_MAC_VER_32 ... RTL_GIGA_MAC_VER_33:
case RTL_GIGA_MAC_VER_37:
case RTL_GIGA_MAC_VER_39:
case RTL_GIGA_MAC_VER_43:
@@ -2233,7 +2234,8 @@
static void rtl_pll_power_up(struct rtl8169_private *tp)
{
switch (tp->mac_version) {
- case RTL_GIGA_MAC_VER_25 ... RTL_GIGA_MAC_VER_33:
+ case RTL_GIGA_MAC_VER_25 ... RTL_GIGA_MAC_VER_26:
+ case RTL_GIGA_MAC_VER_32 ... RTL_GIGA_MAC_VER_33:
case RTL_GIGA_MAC_VER_37:
case RTL_GIGA_MAC_VER_39:
case RTL_GIGA_MAC_VER_43:
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-intel.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-intel.c
index a2e80c8..9a6a519 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-intel.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-intel.c
@@ -721,6 +721,8 @@
#define PCI_DEVICE_ID_INTEL_EHL_PSE1_RGMII1G_ID 0x4bb0
#define PCI_DEVICE_ID_INTEL_EHL_PSE1_SGMII1G_ID 0x4bb1
#define PCI_DEVICE_ID_INTEL_EHL_PSE1_SGMII2G5_ID 0x4bb2
+#define PCI_DEVICE_ID_INTEL_TGLH_SGMII1G_0_ID 0x43ac
+#define PCI_DEVICE_ID_INTEL_TGLH_SGMII1G_1_ID 0x43a2
#define PCI_DEVICE_ID_INTEL_TGL_SGMII1G_ID 0xa0ac
static const struct pci_device_id intel_eth_pci_id_table[] = {
@@ -735,6 +737,8 @@
{ PCI_DEVICE_DATA(INTEL, EHL_PSE1_SGMII1G_ID, &ehl_pse1_sgmii1g_info) },
{ PCI_DEVICE_DATA(INTEL, EHL_PSE1_SGMII2G5_ID, &ehl_pse1_sgmii1g_info) },
{ PCI_DEVICE_DATA(INTEL, TGL_SGMII1G_ID, &tgl_sgmii1g_info) },
+ { PCI_DEVICE_DATA(INTEL, TGLH_SGMII1G_0_ID, &tgl_sgmii1g_info) },
+ { PCI_DEVICE_DATA(INTEL, TGLH_SGMII1G_1_ID, &tgl_sgmii1g_info) },
{}
};
MODULE_DEVICE_TABLE(pci, intel_eth_pci_id_table);
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-meson8b.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-meson8b.c
index 459ae71..f184b00 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-meson8b.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-meson8b.c
@@ -135,7 +135,7 @@
struct device *dev = dwmac->dev;
static const struct clk_parent_data mux_parents[] = {
{ .fw_name = "clkin0", },
- { .fw_name = "clkin1", },
+ { .index = -1, },
};
static const struct clk_div_table div_table[] = {
{ .div = 2, .val = 2, },
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c
index 58e0511..a5e0eff 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c
@@ -64,6 +64,7 @@
* @variant: reference to the current board variant
* @regmap: regmap for using the syscon
* @internal_phy_powered: Does the internal PHY is enabled
+ * @use_internal_phy: Is the internal PHY selected for use
* @mux_handle: Internal pointer used by mdio-mux lib
*/
struct sunxi_priv_data {
@@ -74,6 +75,7 @@
const struct emac_variant *variant;
struct regmap_field *regmap_field;
bool internal_phy_powered;
+ bool use_internal_phy;
void *mux_handle;
};
@@ -539,8 +541,11 @@
.dma_interrupt = sun8i_dwmac_dma_interrupt,
};
+static int sun8i_dwmac_power_internal_phy(struct stmmac_priv *priv);
+
static int sun8i_dwmac_init(struct platform_device *pdev, void *priv)
{
+ struct net_device *ndev = platform_get_drvdata(pdev);
struct sunxi_priv_data *gmac = priv;
int ret;
@@ -554,13 +559,25 @@
ret = clk_prepare_enable(gmac->tx_clk);
if (ret) {
- if (gmac->regulator)
- regulator_disable(gmac->regulator);
dev_err(&pdev->dev, "Could not enable AHB clock\n");
- return ret;
+ goto err_disable_regulator;
+ }
+
+ if (gmac->use_internal_phy) {
+ ret = sun8i_dwmac_power_internal_phy(netdev_priv(ndev));
+ if (ret)
+ goto err_disable_clk;
}
return 0;
+
+err_disable_clk:
+ clk_disable_unprepare(gmac->tx_clk);
+err_disable_regulator:
+ if (gmac->regulator)
+ regulator_disable(gmac->regulator);
+
+ return ret;
}
static void sun8i_dwmac_core_init(struct mac_device_info *hw,
@@ -831,7 +848,6 @@
struct sunxi_priv_data *gmac = priv->plat->bsp_priv;
u32 reg, val;
int ret = 0;
- bool need_power_ephy = false;
if (current_child ^ desired_child) {
regmap_field_read(gmac->regmap_field, ®);
@@ -839,13 +855,12 @@
case DWMAC_SUN8I_MDIO_MUX_INTERNAL_ID:
dev_info(priv->device, "Switch mux to internal PHY");
val = (reg & ~H3_EPHY_MUX_MASK) | H3_EPHY_SELECT;
-
- need_power_ephy = true;
+ gmac->use_internal_phy = true;
break;
case DWMAC_SUN8I_MDIO_MUX_EXTERNAL_ID:
dev_info(priv->device, "Switch mux to external PHY");
val = (reg & ~H3_EPHY_MUX_MASK) | H3_EPHY_SHUTDOWN;
- need_power_ephy = false;
+ gmac->use_internal_phy = false;
break;
default:
dev_err(priv->device, "Invalid child ID %x\n",
@@ -853,7 +868,7 @@
return -EINVAL;
}
regmap_field_write(gmac->regmap_field, val);
- if (need_power_ephy) {
+ if (gmac->use_internal_phy) {
ret = sun8i_dwmac_power_internal_phy(priv);
if (ret)
return ret;
@@ -883,22 +898,23 @@
return ret;
}
-static int sun8i_dwmac_set_syscon(struct stmmac_priv *priv)
+static int sun8i_dwmac_set_syscon(struct device *dev,
+ struct plat_stmmacenet_data *plat)
{
- struct sunxi_priv_data *gmac = priv->plat->bsp_priv;
- struct device_node *node = priv->device->of_node;
+ struct sunxi_priv_data *gmac = plat->bsp_priv;
+ struct device_node *node = dev->of_node;
int ret;
u32 reg, val;
ret = regmap_field_read(gmac->regmap_field, &val);
if (ret) {
- dev_err(priv->device, "Fail to read from regmap field.\n");
+ dev_err(dev, "Fail to read from regmap field.\n");
return ret;
}
reg = gmac->variant->default_syscon_value;
if (reg != val)
- dev_warn(priv->device,
+ dev_warn(dev,
"Current syscon value is not the default %x (expect %x)\n",
val, reg);
@@ -911,9 +927,9 @@
/* Force EPHY xtal frequency to 24MHz. */
reg |= H3_EPHY_CLK_SEL;
- ret = of_mdio_parse_addr(priv->device, priv->plat->phy_node);
+ ret = of_mdio_parse_addr(dev, plat->phy_node);
if (ret < 0) {
- dev_err(priv->device, "Could not parse MDIO addr\n");
+ dev_err(dev, "Could not parse MDIO addr\n");
return ret;
}
/* of_mdio_parse_addr returns a valid (0 ~ 31) PHY
@@ -929,17 +945,17 @@
if (!of_property_read_u32(node, "allwinner,tx-delay-ps", &val)) {
if (val % 100) {
- dev_err(priv->device, "tx-delay must be a multiple of 100\n");
+ dev_err(dev, "tx-delay must be a multiple of 100\n");
return -EINVAL;
}
val /= 100;
- dev_dbg(priv->device, "set tx-delay to %x\n", val);
+ dev_dbg(dev, "set tx-delay to %x\n", val);
if (val <= gmac->variant->tx_delay_max) {
reg &= ~(gmac->variant->tx_delay_max <<
SYSCON_ETXDC_SHIFT);
reg |= (val << SYSCON_ETXDC_SHIFT);
} else {
- dev_err(priv->device, "Invalid TX clock delay: %d\n",
+ dev_err(dev, "Invalid TX clock delay: %d\n",
val);
return -EINVAL;
}
@@ -947,17 +963,17 @@
if (!of_property_read_u32(node, "allwinner,rx-delay-ps", &val)) {
if (val % 100) {
- dev_err(priv->device, "rx-delay must be a multiple of 100\n");
+ dev_err(dev, "rx-delay must be a multiple of 100\n");
return -EINVAL;
}
val /= 100;
- dev_dbg(priv->device, "set rx-delay to %x\n", val);
+ dev_dbg(dev, "set rx-delay to %x\n", val);
if (val <= gmac->variant->rx_delay_max) {
reg &= ~(gmac->variant->rx_delay_max <<
SYSCON_ERXDC_SHIFT);
reg |= (val << SYSCON_ERXDC_SHIFT);
} else {
- dev_err(priv->device, "Invalid RX clock delay: %d\n",
+ dev_err(dev, "Invalid RX clock delay: %d\n",
val);
return -EINVAL;
}
@@ -968,7 +984,7 @@
if (gmac->variant->support_rmii)
reg &= ~SYSCON_RMII_EN;
- switch (priv->plat->interface) {
+ switch (plat->interface) {
case PHY_INTERFACE_MODE_MII:
/* default */
break;
@@ -982,8 +998,8 @@
reg |= SYSCON_RMII_EN | SYSCON_ETCS_EXT_GMII;
break;
default:
- dev_err(priv->device, "Unsupported interface mode: %s",
- phy_modes(priv->plat->interface));
+ dev_err(dev, "Unsupported interface mode: %s",
+ phy_modes(plat->interface));
return -EINVAL;
}
@@ -1004,17 +1020,10 @@
struct sunxi_priv_data *gmac = priv;
if (gmac->variant->soc_has_internal_phy) {
- /* sun8i_dwmac_exit could be called with mdiomux uninit */
- if (gmac->mux_handle)
- mdio_mux_uninit(gmac->mux_handle);
if (gmac->internal_phy_powered)
sun8i_dwmac_unpower_internal_phy(gmac);
}
- sun8i_dwmac_unset_syscon(gmac);
-
- reset_control_put(gmac->rst_ephy);
-
clk_disable_unprepare(gmac->tx_clk);
if (gmac->regulator)
@@ -1049,16 +1058,11 @@
{
struct mac_device_info *mac;
struct stmmac_priv *priv = ppriv;
- int ret;
mac = devm_kzalloc(priv->device, sizeof(*mac), GFP_KERNEL);
if (!mac)
return NULL;
- ret = sun8i_dwmac_set_syscon(priv);
- if (ret)
- return NULL;
-
mac->pcsr = priv->ioaddr;
mac->mac = &sun8i_dwmac_ops;
mac->dma = &sun8i_dwmac_dma_ops;
@@ -1134,10 +1138,6 @@
if (ret)
return ret;
- plat_dat = stmmac_probe_config_dt(pdev, &stmmac_res.mac);
- if (IS_ERR(plat_dat))
- return PTR_ERR(plat_dat);
-
gmac = devm_kzalloc(dev, sizeof(*gmac), GFP_KERNEL);
if (!gmac)
return -ENOMEM;
@@ -1201,11 +1201,15 @@
ret = of_get_phy_mode(dev->of_node, &interface);
if (ret)
return -EINVAL;
- plat_dat->interface = interface;
+
+ plat_dat = stmmac_probe_config_dt(pdev, &stmmac_res.mac);
+ if (IS_ERR(plat_dat))
+ return PTR_ERR(plat_dat);
/* platform data specifying hardware features and callbacks.
* hardware features were copied from Allwinner drivers.
*/
+ plat_dat->interface = interface;
plat_dat->rx_coe = STMMAC_RX_COE_TYPE2;
plat_dat->tx_coe = 1;
plat_dat->has_sun8i = true;
@@ -1214,9 +1218,13 @@
plat_dat->exit = sun8i_dwmac_exit;
plat_dat->setup = sun8i_dwmac_setup;
+ ret = sun8i_dwmac_set_syscon(&pdev->dev, plat_dat);
+ if (ret)
+ goto dwmac_deconfig;
+
ret = sun8i_dwmac_init(pdev, plat_dat->bsp_priv);
if (ret)
- return ret;
+ goto dwmac_syscon;
ret = stmmac_dvr_probe(&pdev->dev, plat_dat, &stmmac_res);
if (ret)
@@ -1230,7 +1238,7 @@
if (gmac->variant->soc_has_internal_phy) {
ret = get_ephy_nodes(priv);
if (ret)
- goto dwmac_exit;
+ goto dwmac_remove;
ret = sun8i_dwmac_register_mdio_mux(priv);
if (ret) {
dev_err(&pdev->dev, "Failed to register mux\n");
@@ -1239,15 +1247,42 @@
} else {
ret = sun8i_dwmac_reset(priv);
if (ret)
- goto dwmac_exit;
+ goto dwmac_remove;
}
return ret;
dwmac_mux:
- sun8i_dwmac_unset_syscon(gmac);
+ reset_control_put(gmac->rst_ephy);
+ clk_put(gmac->ephy_clk);
+dwmac_remove:
+ stmmac_dvr_remove(&pdev->dev);
dwmac_exit:
+ sun8i_dwmac_exit(pdev, gmac);
+dwmac_syscon:
+ sun8i_dwmac_unset_syscon(gmac);
+dwmac_deconfig:
+ stmmac_remove_config_dt(pdev, plat_dat);
+
+ return ret;
+}
+
+static int sun8i_dwmac_remove(struct platform_device *pdev)
+{
+ struct net_device *ndev = platform_get_drvdata(pdev);
+ struct stmmac_priv *priv = netdev_priv(ndev);
+ struct sunxi_priv_data *gmac = priv->plat->bsp_priv;
+
+ if (gmac->variant->soc_has_internal_phy) {
+ mdio_mux_uninit(gmac->mux_handle);
+ sun8i_dwmac_unpower_internal_phy(gmac);
+ reset_control_put(gmac->rst_ephy);
+ clk_put(gmac->ephy_clk);
+ }
+
stmmac_pltfr_remove(pdev);
-return ret;
+ sun8i_dwmac_unset_syscon(gmac);
+
+ return 0;
}
static const struct of_device_id sun8i_dwmac_match[] = {
@@ -1269,7 +1304,7 @@
static struct platform_driver sun8i_dwmac_driver = {
.probe = sun8i_dwmac_probe,
- .remove = stmmac_pltfr_remove,
+ .remove = sun8i_dwmac_remove,
.driver = {
.name = "dwmac-sun8i",
.pm = &stmmac_pltfr_pm_ops,
diff --git a/drivers/net/ethernet/ti/cpts.c b/drivers/net/ethernet/ti/cpts.c
index d1fc795..43222a3 100644
--- a/drivers/net/ethernet/ti/cpts.c
+++ b/drivers/net/ethernet/ti/cpts.c
@@ -599,6 +599,7 @@
ptp_clock_unregister(cpts->clock);
cpts->clock = NULL;
+ cpts->phc_index = -1;
cpts_write32(cpts, 0, int_enable);
cpts_write32(cpts, 0, control);
@@ -784,6 +785,7 @@
cpts->cc.read = cpts_systim_read;
cpts->cc.mask = CLOCKSOURCE_MASK(32);
cpts->info = cpts_info;
+ cpts->phc_index = -1;
if (n_ext_ts)
cpts->info.n_ext_ts = n_ext_ts;
diff --git a/drivers/net/ipa/gsi.c b/drivers/net/ipa/gsi.c
index c479524..14d9a79 100644
--- a/drivers/net/ipa/gsi.c
+++ b/drivers/net/ipa/gsi.c
@@ -326,8 +326,8 @@
}
/* Issue an event ring command and wait for it to complete */
-static int evt_ring_command(struct gsi *gsi, u32 evt_ring_id,
- enum gsi_evt_cmd_opcode opcode)
+static void evt_ring_command(struct gsi *gsi, u32 evt_ring_id,
+ enum gsi_evt_cmd_opcode opcode)
{
struct gsi_evt_ring *evt_ring = &gsi->evt_ring[evt_ring_id];
struct completion *completion = &evt_ring->completion;
@@ -340,7 +340,13 @@
* is issued here. Only permit *this* event ring to trigger
* an interrupt, and only enable the event control IRQ type
* when we expect it to occur.
+ *
+ * There's a small chance that a previous command completed
+ * after the interrupt was disabled, so make sure we have no
+ * pending interrupts before we enable them.
*/
+ iowrite32(~0, gsi->virt + GSI_CNTXT_SRC_EV_CH_IRQ_CLR_OFFSET);
+
val = BIT(evt_ring_id);
iowrite32(val, gsi->virt + GSI_CNTXT_SRC_EV_CH_IRQ_MSK_OFFSET);
gsi_irq_type_enable(gsi, GSI_EV_CTRL);
@@ -355,19 +361,16 @@
iowrite32(0, gsi->virt + GSI_CNTXT_SRC_EV_CH_IRQ_MSK_OFFSET);
if (success)
- return 0;
+ return;
dev_err(dev, "GSI command %u for event ring %u timed out, state %u\n",
opcode, evt_ring_id, evt_ring->state);
-
- return -ETIMEDOUT;
}
/* Allocate an event ring in NOT_ALLOCATED state */
static int gsi_evt_ring_alloc_command(struct gsi *gsi, u32 evt_ring_id)
{
struct gsi_evt_ring *evt_ring = &gsi->evt_ring[evt_ring_id];
- int ret;
/* Get initial event ring state */
evt_ring->state = gsi_evt_ring_state(gsi, evt_ring_id);
@@ -377,14 +380,16 @@
return -EINVAL;
}
- ret = evt_ring_command(gsi, evt_ring_id, GSI_EVT_ALLOCATE);
- if (!ret && evt_ring->state != GSI_EVT_RING_STATE_ALLOCATED) {
- dev_err(gsi->dev, "event ring %u bad state %u after alloc\n",
- evt_ring_id, evt_ring->state);
- ret = -EIO;
- }
+ evt_ring_command(gsi, evt_ring_id, GSI_EVT_ALLOCATE);
- return ret;
+ /* If successful the event ring state will have changed */
+ if (evt_ring->state == GSI_EVT_RING_STATE_ALLOCATED)
+ return 0;
+
+ dev_err(gsi->dev, "event ring %u bad state %u after alloc\n",
+ evt_ring_id, evt_ring->state);
+
+ return -EIO;
}
/* Reset a GSI event ring in ALLOCATED or ERROR state. */
@@ -392,7 +397,6 @@
{
struct gsi_evt_ring *evt_ring = &gsi->evt_ring[evt_ring_id];
enum gsi_evt_ring_state state = evt_ring->state;
- int ret;
if (state != GSI_EVT_RING_STATE_ALLOCATED &&
state != GSI_EVT_RING_STATE_ERROR) {
@@ -401,17 +405,20 @@
return;
}
- ret = evt_ring_command(gsi, evt_ring_id, GSI_EVT_RESET);
- if (!ret && evt_ring->state != GSI_EVT_RING_STATE_ALLOCATED)
- dev_err(gsi->dev, "event ring %u bad state %u after reset\n",
- evt_ring_id, evt_ring->state);
+ evt_ring_command(gsi, evt_ring_id, GSI_EVT_RESET);
+
+ /* If successful the event ring state will have changed */
+ if (evt_ring->state == GSI_EVT_RING_STATE_ALLOCATED)
+ return;
+
+ dev_err(gsi->dev, "event ring %u bad state %u after reset\n",
+ evt_ring_id, evt_ring->state);
}
/* Issue a hardware de-allocation request for an allocated event ring */
static void gsi_evt_ring_de_alloc_command(struct gsi *gsi, u32 evt_ring_id)
{
struct gsi_evt_ring *evt_ring = &gsi->evt_ring[evt_ring_id];
- int ret;
if (evt_ring->state != GSI_EVT_RING_STATE_ALLOCATED) {
dev_err(gsi->dev, "event ring %u state %u before dealloc\n",
@@ -419,10 +426,14 @@
return;
}
- ret = evt_ring_command(gsi, evt_ring_id, GSI_EVT_DE_ALLOC);
- if (!ret && evt_ring->state != GSI_EVT_RING_STATE_NOT_ALLOCATED)
- dev_err(gsi->dev, "event ring %u bad state %u after dealloc\n",
- evt_ring_id, evt_ring->state);
+ evt_ring_command(gsi, evt_ring_id, GSI_EVT_DE_ALLOC);
+
+ /* If successful the event ring state will have changed */
+ if (evt_ring->state == GSI_EVT_RING_STATE_NOT_ALLOCATED)
+ return;
+
+ dev_err(gsi->dev, "event ring %u bad state %u after dealloc\n",
+ evt_ring_id, evt_ring->state);
}
/* Fetch the current state of a channel from hardware */
@@ -438,7 +449,7 @@
}
/* Issue a channel command and wait for it to complete */
-static int
+static void
gsi_channel_command(struct gsi_channel *channel, enum gsi_ch_cmd_opcode opcode)
{
struct completion *completion = &channel->completion;
@@ -453,7 +464,13 @@
* issued here. So we only permit *this* channel to trigger
* an interrupt and only enable the channel control IRQ type
* when we expect it to occur.
+ *
+ * There's a small chance that a previous command completed
+ * after the interrupt was disabled, so make sure we have no
+ * pending interrupts before we enable them.
*/
+ iowrite32(~0, gsi->virt + GSI_CNTXT_SRC_CH_IRQ_CLR_OFFSET);
+
val = BIT(channel_id);
iowrite32(val, gsi->virt + GSI_CNTXT_SRC_CH_IRQ_MSK_OFFSET);
gsi_irq_type_enable(gsi, GSI_CH_CTRL);
@@ -467,12 +484,10 @@
iowrite32(0, gsi->virt + GSI_CNTXT_SRC_CH_IRQ_MSK_OFFSET);
if (success)
- return 0;
+ return;
dev_err(dev, "GSI command %u for channel %u timed out, state %u\n",
opcode, channel_id, gsi_channel_state(channel));
-
- return -ETIMEDOUT;
}
/* Allocate GSI channel in NOT_ALLOCATED state */
@@ -481,7 +496,6 @@
struct gsi_channel *channel = &gsi->channel[channel_id];
struct device *dev = gsi->dev;
enum gsi_channel_state state;
- int ret;
/* Get initial channel state */
state = gsi_channel_state(channel);
@@ -491,17 +505,17 @@
return -EINVAL;
}
- ret = gsi_channel_command(channel, GSI_CH_ALLOCATE);
+ gsi_channel_command(channel, GSI_CH_ALLOCATE);
- /* Channel state will normally have been updated */
+ /* If successful the channel state will have changed */
state = gsi_channel_state(channel);
- if (!ret && state != GSI_CHANNEL_STATE_ALLOCATED) {
- dev_err(dev, "channel %u bad state %u after alloc\n",
- channel_id, state);
- ret = -EIO;
- }
+ if (state == GSI_CHANNEL_STATE_ALLOCATED)
+ return 0;
- return ret;
+ dev_err(dev, "channel %u bad state %u after alloc\n",
+ channel_id, state);
+
+ return -EIO;
}
/* Start an ALLOCATED channel */
@@ -509,7 +523,6 @@
{
struct device *dev = channel->gsi->dev;
enum gsi_channel_state state;
- int ret;
state = gsi_channel_state(channel);
if (state != GSI_CHANNEL_STATE_ALLOCATED &&
@@ -519,17 +532,17 @@
return -EINVAL;
}
- ret = gsi_channel_command(channel, GSI_CH_START);
+ gsi_channel_command(channel, GSI_CH_START);
- /* Channel state will normally have been updated */
+ /* If successful the channel state will have changed */
state = gsi_channel_state(channel);
- if (!ret && state != GSI_CHANNEL_STATE_STARTED) {
- dev_err(dev, "channel %u bad state %u after start\n",
- gsi_channel_id(channel), state);
- ret = -EIO;
- }
+ if (state == GSI_CHANNEL_STATE_STARTED)
+ return 0;
- return ret;
+ dev_err(dev, "channel %u bad state %u after start\n",
+ gsi_channel_id(channel), state);
+
+ return -EIO;
}
/* Stop a GSI channel in STARTED state */
@@ -537,7 +550,6 @@
{
struct device *dev = channel->gsi->dev;
enum gsi_channel_state state;
- int ret;
state = gsi_channel_state(channel);
@@ -554,12 +566,12 @@
return -EINVAL;
}
- ret = gsi_channel_command(channel, GSI_CH_STOP);
+ gsi_channel_command(channel, GSI_CH_STOP);
- /* Channel state will normally have been updated */
+ /* If successful the channel state will have changed */
state = gsi_channel_state(channel);
- if (ret || state == GSI_CHANNEL_STATE_STOPPED)
- return ret;
+ if (state == GSI_CHANNEL_STATE_STOPPED)
+ return 0;
/* We may have to try again if stop is in progress */
if (state == GSI_CHANNEL_STATE_STOP_IN_PROC)
@@ -576,7 +588,6 @@
{
struct device *dev = channel->gsi->dev;
enum gsi_channel_state state;
- int ret;
msleep(1); /* A short delay is required before a RESET command */
@@ -590,11 +601,11 @@
return;
}
- ret = gsi_channel_command(channel, GSI_CH_RESET);
+ gsi_channel_command(channel, GSI_CH_RESET);
- /* Channel state will normally have been updated */
+ /* If successful the channel state will have changed */
state = gsi_channel_state(channel);
- if (!ret && state != GSI_CHANNEL_STATE_ALLOCATED)
+ if (state != GSI_CHANNEL_STATE_ALLOCATED)
dev_err(dev, "channel %u bad state %u after reset\n",
gsi_channel_id(channel), state);
}
@@ -605,7 +616,6 @@
struct gsi_channel *channel = &gsi->channel[channel_id];
struct device *dev = gsi->dev;
enum gsi_channel_state state;
- int ret;
state = gsi_channel_state(channel);
if (state != GSI_CHANNEL_STATE_ALLOCATED) {
@@ -614,11 +624,12 @@
return;
}
- ret = gsi_channel_command(channel, GSI_CH_DE_ALLOC);
+ gsi_channel_command(channel, GSI_CH_DE_ALLOC);
- /* Channel state will normally have been updated */
+ /* If successful the channel state will have changed */
state = gsi_channel_state(channel);
- if (!ret && state != GSI_CHANNEL_STATE_NOT_ALLOCATED)
+
+ if (state != GSI_CHANNEL_STATE_NOT_ALLOCATED)
dev_err(dev, "channel %u bad state %u after dealloc\n",
channel_id, state);
}
diff --git a/drivers/net/ipa/ipa_clock.c b/drivers/net/ipa/ipa_clock.c
index 9dcf16f..135c393 100644
--- a/drivers/net/ipa/ipa_clock.c
+++ b/drivers/net/ipa/ipa_clock.c
@@ -115,13 +115,13 @@
return ret;
data = &clock->interconnect_data[IPA_INTERCONNECT_IMEM];
- ret = icc_set_bw(clock->memory_path, data->average_rate,
+ ret = icc_set_bw(clock->imem_path, data->average_rate,
data->peak_rate);
if (ret)
goto err_memory_path_disable;
data = &clock->interconnect_data[IPA_INTERCONNECT_CONFIG];
- ret = icc_set_bw(clock->memory_path, data->average_rate,
+ ret = icc_set_bw(clock->config_path, data->average_rate,
data->peak_rate);
if (ret)
goto err_imem_path_disable;
diff --git a/drivers/net/tun.c b/drivers/net/tun.c
index fbed05a..978ac09 100644
--- a/drivers/net/tun.c
+++ b/drivers/net/tun.c
@@ -1365,7 +1365,7 @@
int i;
if (it->nr_segs > MAX_SKB_FRAGS + 1)
- return ERR_PTR(-ENOMEM);
+ return ERR_PTR(-EMSGSIZE);
local_bh_disable();
skb = napi_get_frags(&tfile->napi);
diff --git a/drivers/net/usb/cdc_ncm.c b/drivers/net/usb/cdc_ncm.c
index 2bac57d..5a78848 100644
--- a/drivers/net/usb/cdc_ncm.c
+++ b/drivers/net/usb/cdc_ncm.c
@@ -1199,7 +1199,10 @@
* accordingly. Otherwise, we should check here.
*/
if (ctx->drvflags & CDC_NCM_FLAG_NDP_TO_END)
- delayed_ndp_size = ALIGN(ctx->max_ndp_size, ctx->tx_ndp_modulus);
+ delayed_ndp_size = ctx->max_ndp_size +
+ max_t(u32,
+ ctx->tx_ndp_modulus,
+ ctx->tx_modulus + ctx->tx_remainder) - 1;
else
delayed_ndp_size = 0;
@@ -1410,7 +1413,8 @@
if (!(dev->driver_info->flags & FLAG_SEND_ZLP) &&
skb_out->len > ctx->min_tx_pkt) {
padding_count = ctx->tx_curr_size - skb_out->len;
- skb_put_zero(skb_out, padding_count);
+ if (!WARN_ON(padding_count > ctx->tx_curr_size))
+ skb_put_zero(skb_out, padding_count);
} else if (skb_out->len < ctx->tx_curr_size &&
(skb_out->len % dev->maxpacket) == 0) {
skb_put_u8(skb_out, 0); /* force short packet */
@@ -1863,9 +1867,6 @@
* USB_CDC_NOTIFY_NETWORK_CONNECTION notification shall be
* sent by device after USB_CDC_NOTIFY_SPEED_CHANGE.
*/
- netif_info(dev, link, dev->net,
- "network connection: %sconnected\n",
- !!event->wValue ? "" : "dis");
usbnet_link_change(dev, !!event->wValue, 0);
break;
diff --git a/drivers/net/usb/qmi_wwan.c b/drivers/net/usb/qmi_wwan.c
index d166c32..af19513 100644
--- a/drivers/net/usb/qmi_wwan.c
+++ b/drivers/net/usb/qmi_wwan.c
@@ -1013,6 +1013,7 @@
{QMI_MATCH_FF_FF_FF(0x2c7c, 0x0125)}, /* Quectel EC25, EC20 R2.0 Mini PCIe */
{QMI_MATCH_FF_FF_FF(0x2c7c, 0x0306)}, /* Quectel EP06/EG06/EM06 */
{QMI_MATCH_FF_FF_FF(0x2c7c, 0x0512)}, /* Quectel EG12/EM12 */
+ {QMI_MATCH_FF_FF_FF(0x2c7c, 0x0620)}, /* Quectel EM160R-GL */
{QMI_MATCH_FF_FF_FF(0x2c7c, 0x0800)}, /* Quectel RM500Q-GL */
/* 3. Combined interface devices matching on interface number */
diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c
index 4c41df6..508408f 100644
--- a/drivers/net/virtio_net.c
+++ b/drivers/net/virtio_net.c
@@ -2093,14 +2093,16 @@
get_online_cpus();
err = _virtnet_set_queues(vi, queue_pairs);
- if (!err) {
- netif_set_real_num_tx_queues(dev, queue_pairs);
- netif_set_real_num_rx_queues(dev, queue_pairs);
-
- virtnet_set_affinity(vi);
+ if (err) {
+ put_online_cpus();
+ goto err;
}
+ virtnet_set_affinity(vi);
put_online_cpus();
+ netif_set_real_num_tx_queues(dev, queue_pairs);
+ netif_set_real_num_rx_queues(dev, queue_pairs);
+ err:
return err;
}
diff --git a/drivers/net/wan/Kconfig b/drivers/net/wan/Kconfig
index 4029fde..83c9481 100644
--- a/drivers/net/wan/Kconfig
+++ b/drivers/net/wan/Kconfig
@@ -282,6 +282,7 @@
tristate "Slic Maxim ds26522 card support"
depends on SPI
depends on FSL_SOC || ARCH_MXC || ARCH_LAYERSCAPE || COMPILE_TEST
+ select BITREVERSE
help
This module initializes and configures the slic maxim card
in T1 or E1 mode.
diff --git a/drivers/net/wan/hdlc_ppp.c b/drivers/net/wan/hdlc_ppp.c
index 64f8556..261b53f 100644
--- a/drivers/net/wan/hdlc_ppp.c
+++ b/drivers/net/wan/hdlc_ppp.c
@@ -569,6 +569,13 @@
unsigned long flags;
spin_lock_irqsave(&ppp->lock, flags);
+ /* mod_timer could be called after we entered this function but
+ * before we got the lock.
+ */
+ if (timer_pending(&proto->timer)) {
+ spin_unlock_irqrestore(&ppp->lock, flags);
+ return;
+ }
switch (proto->state) {
case STOPPING:
case REQ_SENT:
diff --git a/drivers/net/wireless/ath/ath11k/core.c b/drivers/net/wireless/ath/ath11k/core.c
index b97c38b..350b791 100644
--- a/drivers/net/wireless/ath/ath11k/core.c
+++ b/drivers/net/wireless/ath/ath11k/core.c
@@ -185,7 +185,7 @@
ath11k_hif_ce_irq_disable(ab);
ret = ath11k_hif_suspend(ab);
- if (!ret) {
+ if (ret) {
ath11k_warn(ab, "failed to suspend hif: %d\n", ret);
return ret;
}
diff --git a/drivers/net/wireless/ath/ath11k/dp_rx.c b/drivers/net/wireless/ath/ath11k/dp_rx.c
index 205c0f1a..920e502 100644
--- a/drivers/net/wireless/ath/ath11k/dp_rx.c
+++ b/drivers/net/wireless/ath/ath11k/dp_rx.c
@@ -2294,6 +2294,7 @@
{
u8 channel_num;
u32 center_freq;
+ struct ieee80211_channel *channel;
rx_status->freq = 0;
rx_status->rate_idx = 0;
@@ -2314,9 +2315,12 @@
rx_status->band = NL80211_BAND_5GHZ;
} else {
spin_lock_bh(&ar->data_lock);
- rx_status->band = ar->rx_channel->band;
- channel_num =
- ieee80211_frequency_to_channel(ar->rx_channel->center_freq);
+ channel = ar->rx_channel;
+ if (channel) {
+ rx_status->band = channel->band;
+ channel_num =
+ ieee80211_frequency_to_channel(channel->center_freq);
+ }
spin_unlock_bh(&ar->data_lock);
ath11k_dbg_dump(ar->ab, ATH11K_DBG_DATA, NULL, "rx_desc: ",
rx_desc, sizeof(struct hal_rx_desc));
diff --git a/drivers/net/wireless/ath/ath11k/mac.c b/drivers/net/wireless/ath/ath11k/mac.c
index 5c175e3..c1608f6 100644
--- a/drivers/net/wireless/ath/ath11k/mac.c
+++ b/drivers/net/wireless/ath/ath11k/mac.c
@@ -3021,6 +3021,7 @@
}
if (ab->hw_params.vdev_start_delay &&
+ !arvif->is_started &&
arvif->vdev_type != WMI_VDEV_TYPE_AP) {
ret = ath11k_start_vdev_delay(ar->hw, vif);
if (ret) {
@@ -5284,7 +5285,8 @@
/* for QCA6390 bss peer must be created before vdev_start */
if (ab->hw_params.vdev_start_delay &&
arvif->vdev_type != WMI_VDEV_TYPE_AP &&
- arvif->vdev_type != WMI_VDEV_TYPE_MONITOR) {
+ arvif->vdev_type != WMI_VDEV_TYPE_MONITOR &&
+ !ath11k_peer_find_by_vdev_id(ab, arvif->vdev_id)) {
memcpy(&arvif->chanctx, ctx, sizeof(*ctx));
ret = 0;
goto out;
@@ -5295,7 +5297,9 @@
goto out;
}
- if (ab->hw_params.vdev_start_delay) {
+ if (ab->hw_params.vdev_start_delay &&
+ (arvif->vdev_type == WMI_VDEV_TYPE_AP ||
+ arvif->vdev_type == WMI_VDEV_TYPE_MONITOR)) {
param.vdev_id = arvif->vdev_id;
param.peer_type = WMI_PEER_TYPE_DEFAULT;
param.peer_addr = ar->mac_addr;
diff --git a/drivers/net/wireless/ath/ath11k/pci.c b/drivers/net/wireless/ath/ath11k/pci.c
index 857647a..20b415c 100644
--- a/drivers/net/wireless/ath/ath11k/pci.c
+++ b/drivers/net/wireless/ath/ath11k/pci.c
@@ -274,7 +274,7 @@
PCIE_QSERDES_COM_SYSCLK_EN_SEL_REG,
PCIE_QSERDES_COM_SYSCLK_EN_SEL_VAL,
PCIE_QSERDES_COM_SYSCLK_EN_SEL_MSK);
- if (!ret) {
+ if (ret) {
ath11k_warn(ab, "failed to set sysclk: %d\n", ret);
return ret;
}
@@ -283,7 +283,7 @@
PCIE_USB3_PCS_MISC_OSC_DTCT_CONFIG1_REG,
PCIE_USB3_PCS_MISC_OSC_DTCT_CONFIG1_VAL,
PCIE_USB3_PCS_MISC_OSC_DTCT_CONFIG_MSK);
- if (!ret) {
+ if (ret) {
ath11k_warn(ab, "failed to set dtct config1 error: %d\n", ret);
return ret;
}
@@ -292,7 +292,7 @@
PCIE_USB3_PCS_MISC_OSC_DTCT_CONFIG2_REG,
PCIE_USB3_PCS_MISC_OSC_DTCT_CONFIG2_VAL,
PCIE_USB3_PCS_MISC_OSC_DTCT_CONFIG_MSK);
- if (!ret) {
+ if (ret) {
ath11k_warn(ab, "failed to set dtct config2: %d\n", ret);
return ret;
}
@@ -301,7 +301,7 @@
PCIE_USB3_PCS_MISC_OSC_DTCT_CONFIG4_REG,
PCIE_USB3_PCS_MISC_OSC_DTCT_CONFIG4_VAL,
PCIE_USB3_PCS_MISC_OSC_DTCT_CONFIG_MSK);
- if (!ret) {
+ if (ret) {
ath11k_warn(ab, "failed to set dtct config4: %d\n", ret);
return ret;
}
@@ -886,6 +886,32 @@
pci_disable_device(pci_dev);
}
+static void ath11k_pci_aspm_disable(struct ath11k_pci *ab_pci)
+{
+ struct ath11k_base *ab = ab_pci->ab;
+
+ pcie_capability_read_word(ab_pci->pdev, PCI_EXP_LNKCTL,
+ &ab_pci->link_ctl);
+
+ ath11k_dbg(ab, ATH11K_DBG_PCI, "pci link_ctl 0x%04x L0s %d L1 %d\n",
+ ab_pci->link_ctl,
+ u16_get_bits(ab_pci->link_ctl, PCI_EXP_LNKCTL_ASPM_L0S),
+ u16_get_bits(ab_pci->link_ctl, PCI_EXP_LNKCTL_ASPM_L1));
+
+ /* disable L0s and L1 */
+ pcie_capability_write_word(ab_pci->pdev, PCI_EXP_LNKCTL,
+ ab_pci->link_ctl & ~PCI_EXP_LNKCTL_ASPMC);
+
+ set_bit(ATH11K_PCI_ASPM_RESTORE, &ab_pci->flags);
+}
+
+static void ath11k_pci_aspm_restore(struct ath11k_pci *ab_pci)
+{
+ if (test_and_clear_bit(ATH11K_PCI_ASPM_RESTORE, &ab_pci->flags))
+ pcie_capability_write_word(ab_pci->pdev, PCI_EXP_LNKCTL,
+ ab_pci->link_ctl);
+}
+
static int ath11k_pci_power_up(struct ath11k_base *ab)
{
struct ath11k_pci *ab_pci = ath11k_pci_priv(ab);
@@ -895,6 +921,11 @@
clear_bit(ATH11K_PCI_FLAG_INIT_DONE, &ab_pci->flags);
ath11k_pci_sw_reset(ab_pci->ab, true);
+ /* Disable ASPM during firmware download due to problems switching
+ * to AMSS state.
+ */
+ ath11k_pci_aspm_disable(ab_pci);
+
ret = ath11k_mhi_start(ab_pci);
if (ret) {
ath11k_err(ab, "failed to start mhi: %d\n", ret);
@@ -908,6 +939,9 @@
{
struct ath11k_pci *ab_pci = ath11k_pci_priv(ab);
+ /* restore aspm in case firmware bootup fails */
+ ath11k_pci_aspm_restore(ab_pci);
+
ath11k_pci_force_wake(ab_pci->ab);
ath11k_mhi_stop(ab_pci);
clear_bit(ATH11K_PCI_FLAG_INIT_DONE, &ab_pci->flags);
@@ -965,6 +999,8 @@
set_bit(ATH11K_PCI_FLAG_INIT_DONE, &ab_pci->flags);
+ ath11k_pci_aspm_restore(ab_pci);
+
ath11k_pci_ce_irqs_enable(ab);
ath11k_ce_rx_post_buf(ab);
diff --git a/drivers/net/wireless/ath/ath11k/pci.h b/drivers/net/wireless/ath/ath11k/pci.h
index 0432a70..fe44d0d 100644
--- a/drivers/net/wireless/ath/ath11k/pci.h
+++ b/drivers/net/wireless/ath/ath11k/pci.h
@@ -63,6 +63,7 @@
enum ath11k_pci_flags {
ATH11K_PCI_FLAG_INIT_DONE,
ATH11K_PCI_FLAG_IS_MSI_64,
+ ATH11K_PCI_ASPM_RESTORE,
};
struct ath11k_pci {
@@ -80,6 +81,7 @@
/* enum ath11k_pci_flags */
unsigned long flags;
+ u16 link_ctl;
};
static inline struct ath11k_pci *ath11k_pci_priv(struct ath11k_base *ab)
diff --git a/drivers/net/wireless/ath/ath11k/peer.c b/drivers/net/wireless/ath/ath11k/peer.c
index 1866d826..b69e7eb 100644
--- a/drivers/net/wireless/ath/ath11k/peer.c
+++ b/drivers/net/wireless/ath/ath11k/peer.c
@@ -76,6 +76,23 @@
return NULL;
}
+struct ath11k_peer *ath11k_peer_find_by_vdev_id(struct ath11k_base *ab,
+ int vdev_id)
+{
+ struct ath11k_peer *peer;
+
+ spin_lock_bh(&ab->base_lock);
+
+ list_for_each_entry(peer, &ab->peers, list) {
+ if (vdev_id == peer->vdev_id) {
+ spin_unlock_bh(&ab->base_lock);
+ return peer;
+ }
+ }
+ spin_unlock_bh(&ab->base_lock);
+ return NULL;
+}
+
void ath11k_peer_unmap_event(struct ath11k_base *ab, u16 peer_id)
{
struct ath11k_peer *peer;
diff --git a/drivers/net/wireless/ath/ath11k/peer.h b/drivers/net/wireless/ath/ath11k/peer.h
index bba2e00..8553ed0 100644
--- a/drivers/net/wireless/ath/ath11k/peer.h
+++ b/drivers/net/wireless/ath/ath11k/peer.h
@@ -43,5 +43,7 @@
struct ieee80211_sta *sta, struct peer_create_params *param);
int ath11k_wait_for_peer_delete_done(struct ath11k *ar, u32 vdev_id,
const u8 *addr);
+struct ath11k_peer *ath11k_peer_find_by_vdev_id(struct ath11k_base *ab,
+ int vdev_id);
#endif /* _PEER_H_ */
diff --git a/drivers/net/wireless/ath/ath11k/qmi.c b/drivers/net/wireless/ath/ath11k/qmi.c
index f0b5c50..0db623f 100644
--- a/drivers/net/wireless/ath/ath11k/qmi.c
+++ b/drivers/net/wireless/ath/ath11k/qmi.c
@@ -1660,6 +1660,7 @@
struct qmi_wlanfw_respond_mem_resp_msg_v01 resp;
struct qmi_txn txn = {};
int ret = 0, i;
+ bool delayed;
req = kzalloc(sizeof(*req), GFP_KERNEL);
if (!req)
@@ -1672,11 +1673,13 @@
* failure to FW and FW will then request mulitple blocks of small
* chunk size memory.
*/
- if (!ab->bus_params.fixed_mem_region && ab->qmi.mem_seg_count <= 2) {
+ if (!ab->bus_params.fixed_mem_region && ab->qmi.target_mem_delayed) {
+ delayed = true;
ath11k_dbg(ab, ATH11K_DBG_QMI, "qmi delays mem_request %d\n",
ab->qmi.mem_seg_count);
memset(req, 0, sizeof(*req));
} else {
+ delayed = false;
req->mem_seg_len = ab->qmi.mem_seg_count;
for (i = 0; i < req->mem_seg_len ; i++) {
@@ -1708,6 +1711,12 @@
}
if (resp.resp.result != QMI_RESULT_SUCCESS_V01) {
+ /* the error response is expected when
+ * target_mem_delayed is true.
+ */
+ if (delayed && resp.resp.error == 0)
+ goto out;
+
ath11k_warn(ab, "Respond mem req failed, result: %d, err: %d\n",
resp.resp.result, resp.resp.error);
ret = -EINVAL;
@@ -1742,6 +1751,8 @@
int i;
struct target_mem_chunk *chunk;
+ ab->qmi.target_mem_delayed = false;
+
for (i = 0; i < ab->qmi.mem_seg_count; i++) {
chunk = &ab->qmi.target_mem[i];
chunk->vaddr = dma_alloc_coherent(ab->dev,
@@ -1749,6 +1760,15 @@
&chunk->paddr,
GFP_KERNEL);
if (!chunk->vaddr) {
+ if (ab->qmi.mem_seg_count <= 2) {
+ ath11k_dbg(ab, ATH11K_DBG_QMI,
+ "qmi dma allocation failed (%d B type %u), will try later with small size\n",
+ chunk->size,
+ chunk->type);
+ ath11k_qmi_free_target_mem_chunk(ab);
+ ab->qmi.target_mem_delayed = true;
+ return 0;
+ }
ath11k_err(ab, "failed to alloc memory, size: 0x%x, type: %u\n",
chunk->size,
chunk->type);
@@ -2517,7 +2537,7 @@
ret);
return;
}
- } else if (msg->mem_seg_len > 2) {
+ } else {
ret = ath11k_qmi_alloc_target_mem_chunk(ab);
if (ret) {
ath11k_warn(ab, "qmi failed to alloc target memory: %d\n",
diff --git a/drivers/net/wireless/ath/ath11k/qmi.h b/drivers/net/wireless/ath/ath11k/qmi.h
index 92925c9..7bad374c 100644
--- a/drivers/net/wireless/ath/ath11k/qmi.h
+++ b/drivers/net/wireless/ath/ath11k/qmi.h
@@ -125,6 +125,7 @@
struct target_mem_chunk target_mem[ATH11K_QMI_WLANFW_MAX_NUM_MEM_SEG_V01];
u32 mem_seg_count;
u32 target_mem_mode;
+ bool target_mem_delayed;
u8 cal_done;
struct target_info target;
struct m3_mem_region m3_mem;
diff --git a/drivers/net/wireless/ath/ath11k/wmi.c b/drivers/net/wireless/ath/ath11k/wmi.c
index da4b546..73869d4 100644
--- a/drivers/net/wireless/ath/ath11k/wmi.c
+++ b/drivers/net/wireless/ath/ath11k/wmi.c
@@ -3460,6 +3460,9 @@
len = sizeof(*cmd);
skb = ath11k_wmi_alloc_skb(wmi_ab, len);
+ if (!skb)
+ return -ENOMEM;
+
cmd = (struct wmi_pdev_set_hw_mode_cmd_param *)skb->data;
cmd->tlv_header = FIELD_PREP(WMI_TLV_TAG, WMI_TAG_PDEV_SET_HW_MODE_CMD) |
diff --git a/drivers/net/wireless/ath/wil6210/Kconfig b/drivers/net/wireless/ath/wil6210/Kconfig
index 6a95b19..f074e9c 100644
--- a/drivers/net/wireless/ath/wil6210/Kconfig
+++ b/drivers/net/wireless/ath/wil6210/Kconfig
@@ -2,6 +2,7 @@
config WIL6210
tristate "Wilocity 60g WiFi card wil6210 support"
select WANT_DEV_COREDUMP
+ select CRC32
depends on CFG80211
depends on PCI
default n
diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/init.c b/drivers/net/wireless/mediatek/mt76/mt7915/init.c
index ed4635b..102a8f1 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7915/init.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7915/init.c
@@ -40,9 +40,9 @@
.types = BIT(NL80211_IFTYPE_ADHOC)
}, {
.max = 16,
- .types = BIT(NL80211_IFTYPE_AP) |
+ .types = BIT(NL80211_IFTYPE_AP)
#ifdef CONFIG_MAC80211_MESH
- BIT(NL80211_IFTYPE_MESH_POINT)
+ | BIT(NL80211_IFTYPE_MESH_POINT)
#endif
}, {
.max = MT7915_MAX_INTERFACES,
diff --git a/drivers/net/wireless/mediatek/mt76/sdio.c b/drivers/net/wireless/mediatek/mt76/sdio.c
index 62b5b91..0b6facb 100644
--- a/drivers/net/wireless/mediatek/mt76/sdio.c
+++ b/drivers/net/wireless/mediatek/mt76/sdio.c
@@ -157,10 +157,14 @@
static int mt76s_process_tx_queue(struct mt76_dev *dev, struct mt76_queue *q)
{
- bool wake, mcu = q == dev->q_mcu[MT_MCUQ_WM];
struct mt76_queue_entry entry;
int nframes = 0;
+ bool mcu;
+ if (!q)
+ return 0;
+
+ mcu = q == dev->q_mcu[MT_MCUQ_WM];
while (q->queued > 0) {
if (!q->entry[q->tail].done)
break;
@@ -177,21 +181,12 @@
nframes++;
}
- wake = q->stopped && q->queued < q->ndesc - 8;
- if (wake)
- q->stopped = false;
-
if (!q->queued)
wake_up(&dev->tx_wait);
- if (mcu)
- goto out;
+ if (!mcu)
+ mt76_txq_schedule(&dev->phy, q->qid);
- mt76_txq_schedule(&dev->phy, q->qid);
-
- if (wake)
- ieee80211_wake_queue(dev->hw, q->qid);
-out:
return nframes;
}
diff --git a/drivers/net/wireless/mediatek/mt76/usb.c b/drivers/net/wireless/mediatek/mt76/usb.c
index dc85010..b95d0937 100644
--- a/drivers/net/wireless/mediatek/mt76/usb.c
+++ b/drivers/net/wireless/mediatek/mt76/usb.c
@@ -811,11 +811,12 @@
struct mt76_dev *dev = container_of(usb, struct mt76_dev, usb);
struct mt76_queue_entry entry;
struct mt76_queue *q;
- bool wake;
int i;
for (i = 0; i < IEEE80211_NUM_ACS; i++) {
q = dev->phy.q_tx[i];
+ if (!q)
+ continue;
while (q->queued > 0) {
if (!q->entry[q->tail].done)
@@ -827,10 +828,6 @@
mt76_queue_tx_complete(dev, q, &entry);
}
- wake = q->stopped && q->queued < q->ndesc - 8;
- if (wake)
- q->stopped = false;
-
if (!q->queued)
wake_up(&dev->tx_wait);
@@ -839,8 +836,6 @@
if (dev->drv->tx_status_data &&
!test_and_set_bit(MT76_READING_STATS, &dev->phy.state))
queue_work(dev->wq, &dev->usb.stat_work);
- if (wake)
- ieee80211_wake_queue(dev->hw, i);
}
}
diff --git a/drivers/net/wireless/realtek/rtlwifi/core.c b/drivers/net/wireless/realtek/rtlwifi/core.c
index a7259db..965bd95 100644
--- a/drivers/net/wireless/realtek/rtlwifi/core.c
+++ b/drivers/net/wireless/realtek/rtlwifi/core.c
@@ -78,7 +78,6 @@
rtl_dbg(rtlpriv, COMP_ERR, DBG_LOUD,
"Firmware callback routine entered!\n");
- complete(&rtlpriv->firmware_loading_complete);
if (!firmware) {
if (rtlpriv->cfg->alt_fw_name) {
err = request_firmware(&firmware,
@@ -91,13 +90,13 @@
}
pr_err("Selected firmware is not available\n");
rtlpriv->max_fw_size = 0;
- return;
+ goto exit;
}
found_alt:
if (firmware->size > rtlpriv->max_fw_size) {
pr_err("Firmware is too big!\n");
release_firmware(firmware);
- return;
+ goto exit;
}
if (!is_wow) {
memcpy(rtlpriv->rtlhal.pfirmware, firmware->data,
@@ -109,6 +108,9 @@
rtlpriv->rtlhal.wowlan_fwsize = firmware->size;
}
release_firmware(firmware);
+
+exit:
+ complete(&rtlpriv->firmware_loading_complete);
}
void rtl_fw_cb(const struct firmware *firmware, void *context)
diff --git a/drivers/opp/core.c b/drivers/opp/core.c
index 4268eb3..8c905aa 100644
--- a/drivers/opp/core.c
+++ b/drivers/opp/core.c
@@ -1092,7 +1092,7 @@
if (IS_ERR(opp_table->clk)) {
ret = PTR_ERR(opp_table->clk);
if (ret == -EPROBE_DEFER)
- goto err;
+ goto remove_opp_dev;
dev_dbg(dev, "%s: Couldn't find clock: %d\n", __func__, ret);
}
@@ -1101,7 +1101,7 @@
ret = dev_pm_opp_of_find_icc_paths(dev, opp_table);
if (ret) {
if (ret == -EPROBE_DEFER)
- goto err;
+ goto put_clk;
dev_warn(dev, "%s: Error finding interconnect paths: %d\n",
__func__, ret);
@@ -1113,6 +1113,11 @@
return opp_table;
+put_clk:
+ if (!IS_ERR(opp_table->clk))
+ clk_put(opp_table->clk);
+remove_opp_dev:
+ _remove_opp_dev(opp_dev, opp_table);
err:
kfree(opp_table);
return ERR_PTR(ret);
diff --git a/drivers/ptp/Kconfig b/drivers/ptp/Kconfig
index 476d7c7..f2edef0 100644
--- a/drivers/ptp/Kconfig
+++ b/drivers/ptp/Kconfig
@@ -64,6 +64,7 @@
depends on NETWORK_PHY_TIMESTAMPING
depends on PHYLIB
depends on PTP_1588_CLOCK
+ select CRC32
help
Supports the DP83640 PHYTER with IEEE 1588 features.
@@ -78,6 +79,7 @@
config PTP_1588_CLOCK_INES
tristate "ZHAW InES PTP time stamping IP core"
depends on NETWORK_PHY_TIMESTAMPING
+ depends on HAS_IOMEM
depends on PHYLIB
depends on PTP_1588_CLOCK
help
diff --git a/drivers/regulator/Kconfig b/drivers/regulator/Kconfig
index 53fa84f..5abdd29 100644
--- a/drivers/regulator/Kconfig
+++ b/drivers/regulator/Kconfig
@@ -881,6 +881,7 @@
config REGULATOR_QCOM_RPMH
tristate "Qualcomm Technologies, Inc. RPMh regulator driver"
depends on QCOM_RPMH || (QCOM_RPMH=n && COMPILE_TEST)
+ depends on QCOM_COMMAND_DB || (QCOM_COMMAND_DB=n && COMPILE_TEST)
help
This driver supports control of PMIC regulators via the RPMh hardware
block found on Qualcomm Technologies Inc. SoCs. RPMh regulator
diff --git a/drivers/regulator/bd718x7-regulator.c b/drivers/regulator/bd718x7-regulator.c
index e6d5d98..9309765 100644
--- a/drivers/regulator/bd718x7-regulator.c
+++ b/drivers/regulator/bd718x7-regulator.c
@@ -15,6 +15,36 @@
#include <linux/regulator/of_regulator.h>
#include <linux/slab.h>
+/* Typical regulator startup times as per data sheet in uS */
+#define BD71847_BUCK1_STARTUP_TIME 144
+#define BD71847_BUCK2_STARTUP_TIME 162
+#define BD71847_BUCK3_STARTUP_TIME 162
+#define BD71847_BUCK4_STARTUP_TIME 240
+#define BD71847_BUCK5_STARTUP_TIME 270
+#define BD71847_BUCK6_STARTUP_TIME 200
+#define BD71847_LDO1_STARTUP_TIME 440
+#define BD71847_LDO2_STARTUP_TIME 370
+#define BD71847_LDO3_STARTUP_TIME 310
+#define BD71847_LDO4_STARTUP_TIME 400
+#define BD71847_LDO5_STARTUP_TIME 530
+#define BD71847_LDO6_STARTUP_TIME 400
+
+#define BD71837_BUCK1_STARTUP_TIME 160
+#define BD71837_BUCK2_STARTUP_TIME 180
+#define BD71837_BUCK3_STARTUP_TIME 180
+#define BD71837_BUCK4_STARTUP_TIME 180
+#define BD71837_BUCK5_STARTUP_TIME 160
+#define BD71837_BUCK6_STARTUP_TIME 240
+#define BD71837_BUCK7_STARTUP_TIME 220
+#define BD71837_BUCK8_STARTUP_TIME 200
+#define BD71837_LDO1_STARTUP_TIME 440
+#define BD71837_LDO2_STARTUP_TIME 370
+#define BD71837_LDO3_STARTUP_TIME 310
+#define BD71837_LDO4_STARTUP_TIME 400
+#define BD71837_LDO5_STARTUP_TIME 310
+#define BD71837_LDO6_STARTUP_TIME 400
+#define BD71837_LDO7_STARTUP_TIME 530
+
/*
* BD718(37/47/50) have two "enable control modes". ON/OFF can either be
* controlled by software - or by PMIC internal HW state machine. Whether
@@ -613,6 +643,7 @@
.vsel_mask = DVS_BUCK_RUN_MASK,
.enable_reg = BD718XX_REG_BUCK1_CTRL,
.enable_mask = BD718XX_BUCK_EN,
+ .enable_time = BD71847_BUCK1_STARTUP_TIME,
.owner = THIS_MODULE,
.of_parse_cb = buck_set_hw_dvs_levels,
},
@@ -646,6 +677,7 @@
.vsel_mask = DVS_BUCK_RUN_MASK,
.enable_reg = BD718XX_REG_BUCK2_CTRL,
.enable_mask = BD718XX_BUCK_EN,
+ .enable_time = BD71847_BUCK2_STARTUP_TIME,
.owner = THIS_MODULE,
.of_parse_cb = buck_set_hw_dvs_levels,
},
@@ -680,6 +712,7 @@
.linear_range_selectors = bd71847_buck3_volt_range_sel,
.enable_reg = BD718XX_REG_1ST_NODVS_BUCK_CTRL,
.enable_mask = BD718XX_BUCK_EN,
+ .enable_time = BD71847_BUCK3_STARTUP_TIME,
.owner = THIS_MODULE,
},
.init = {
@@ -706,6 +739,7 @@
.vsel_range_mask = BD71847_BUCK4_RANGE_MASK,
.linear_range_selectors = bd71847_buck4_volt_range_sel,
.enable_mask = BD718XX_BUCK_EN,
+ .enable_time = BD71847_BUCK4_STARTUP_TIME,
.owner = THIS_MODULE,
},
.init = {
@@ -727,6 +761,7 @@
.vsel_mask = BD718XX_3RD_NODVS_BUCK_MASK,
.enable_reg = BD718XX_REG_3RD_NODVS_BUCK_CTRL,
.enable_mask = BD718XX_BUCK_EN,
+ .enable_time = BD71847_BUCK5_STARTUP_TIME,
.owner = THIS_MODULE,
},
.init = {
@@ -750,6 +785,7 @@
.vsel_mask = BD718XX_4TH_NODVS_BUCK_MASK,
.enable_reg = BD718XX_REG_4TH_NODVS_BUCK_CTRL,
.enable_mask = BD718XX_BUCK_EN,
+ .enable_time = BD71847_BUCK6_STARTUP_TIME,
.owner = THIS_MODULE,
},
.init = {
@@ -775,6 +811,7 @@
.linear_range_selectors = bd718xx_ldo1_volt_range_sel,
.enable_reg = BD718XX_REG_LDO1_VOLT,
.enable_mask = BD718XX_LDO_EN,
+ .enable_time = BD71847_LDO1_STARTUP_TIME,
.owner = THIS_MODULE,
},
.init = {
@@ -796,6 +833,7 @@
.n_voltages = ARRAY_SIZE(ldo_2_volts),
.enable_reg = BD718XX_REG_LDO2_VOLT,
.enable_mask = BD718XX_LDO_EN,
+ .enable_time = BD71847_LDO2_STARTUP_TIME,
.owner = THIS_MODULE,
},
.init = {
@@ -818,6 +856,7 @@
.vsel_mask = BD718XX_LDO3_MASK,
.enable_reg = BD718XX_REG_LDO3_VOLT,
.enable_mask = BD718XX_LDO_EN,
+ .enable_time = BD71847_LDO3_STARTUP_TIME,
.owner = THIS_MODULE,
},
.init = {
@@ -840,6 +879,7 @@
.vsel_mask = BD718XX_LDO4_MASK,
.enable_reg = BD718XX_REG_LDO4_VOLT,
.enable_mask = BD718XX_LDO_EN,
+ .enable_time = BD71847_LDO4_STARTUP_TIME,
.owner = THIS_MODULE,
},
.init = {
@@ -865,6 +905,7 @@
.linear_range_selectors = bd71847_ldo5_volt_range_sel,
.enable_reg = BD718XX_REG_LDO5_VOLT,
.enable_mask = BD718XX_LDO_EN,
+ .enable_time = BD71847_LDO5_STARTUP_TIME,
.owner = THIS_MODULE,
},
.init = {
@@ -889,6 +930,7 @@
.vsel_mask = BD718XX_LDO6_MASK,
.enable_reg = BD718XX_REG_LDO6_VOLT,
.enable_mask = BD718XX_LDO_EN,
+ .enable_time = BD71847_LDO6_STARTUP_TIME,
.owner = THIS_MODULE,
},
.init = {
@@ -942,6 +984,7 @@
.vsel_mask = DVS_BUCK_RUN_MASK,
.enable_reg = BD718XX_REG_BUCK1_CTRL,
.enable_mask = BD718XX_BUCK_EN,
+ .enable_time = BD71837_BUCK1_STARTUP_TIME,
.owner = THIS_MODULE,
.of_parse_cb = buck_set_hw_dvs_levels,
},
@@ -975,6 +1018,7 @@
.vsel_mask = DVS_BUCK_RUN_MASK,
.enable_reg = BD718XX_REG_BUCK2_CTRL,
.enable_mask = BD718XX_BUCK_EN,
+ .enable_time = BD71837_BUCK2_STARTUP_TIME,
.owner = THIS_MODULE,
.of_parse_cb = buck_set_hw_dvs_levels,
},
@@ -1005,6 +1049,7 @@
.vsel_mask = DVS_BUCK_RUN_MASK,
.enable_reg = BD71837_REG_BUCK3_CTRL,
.enable_mask = BD718XX_BUCK_EN,
+ .enable_time = BD71837_BUCK3_STARTUP_TIME,
.owner = THIS_MODULE,
.of_parse_cb = buck_set_hw_dvs_levels,
},
@@ -1033,6 +1078,7 @@
.vsel_mask = DVS_BUCK_RUN_MASK,
.enable_reg = BD71837_REG_BUCK4_CTRL,
.enable_mask = BD718XX_BUCK_EN,
+ .enable_time = BD71837_BUCK4_STARTUP_TIME,
.owner = THIS_MODULE,
.of_parse_cb = buck_set_hw_dvs_levels,
},
@@ -1065,6 +1111,7 @@
.linear_range_selectors = bd71837_buck5_volt_range_sel,
.enable_reg = BD718XX_REG_1ST_NODVS_BUCK_CTRL,
.enable_mask = BD718XX_BUCK_EN,
+ .enable_time = BD71837_BUCK5_STARTUP_TIME,
.owner = THIS_MODULE,
},
.init = {
@@ -1088,6 +1135,7 @@
.vsel_mask = BD71837_BUCK6_MASK,
.enable_reg = BD718XX_REG_2ND_NODVS_BUCK_CTRL,
.enable_mask = BD718XX_BUCK_EN,
+ .enable_time = BD71837_BUCK6_STARTUP_TIME,
.owner = THIS_MODULE,
},
.init = {
@@ -1109,6 +1157,7 @@
.vsel_mask = BD718XX_3RD_NODVS_BUCK_MASK,
.enable_reg = BD718XX_REG_3RD_NODVS_BUCK_CTRL,
.enable_mask = BD718XX_BUCK_EN,
+ .enable_time = BD71837_BUCK7_STARTUP_TIME,
.owner = THIS_MODULE,
},
.init = {
@@ -1132,6 +1181,7 @@
.vsel_mask = BD718XX_4TH_NODVS_BUCK_MASK,
.enable_reg = BD718XX_REG_4TH_NODVS_BUCK_CTRL,
.enable_mask = BD718XX_BUCK_EN,
+ .enable_time = BD71837_BUCK8_STARTUP_TIME,
.owner = THIS_MODULE,
},
.init = {
@@ -1157,6 +1207,7 @@
.linear_range_selectors = bd718xx_ldo1_volt_range_sel,
.enable_reg = BD718XX_REG_LDO1_VOLT,
.enable_mask = BD718XX_LDO_EN,
+ .enable_time = BD71837_LDO1_STARTUP_TIME,
.owner = THIS_MODULE,
},
.init = {
@@ -1178,6 +1229,7 @@
.n_voltages = ARRAY_SIZE(ldo_2_volts),
.enable_reg = BD718XX_REG_LDO2_VOLT,
.enable_mask = BD718XX_LDO_EN,
+ .enable_time = BD71837_LDO2_STARTUP_TIME,
.owner = THIS_MODULE,
},
.init = {
@@ -1200,6 +1252,7 @@
.vsel_mask = BD718XX_LDO3_MASK,
.enable_reg = BD718XX_REG_LDO3_VOLT,
.enable_mask = BD718XX_LDO_EN,
+ .enable_time = BD71837_LDO3_STARTUP_TIME,
.owner = THIS_MODULE,
},
.init = {
@@ -1222,6 +1275,7 @@
.vsel_mask = BD718XX_LDO4_MASK,
.enable_reg = BD718XX_REG_LDO4_VOLT,
.enable_mask = BD718XX_LDO_EN,
+ .enable_time = BD71837_LDO4_STARTUP_TIME,
.owner = THIS_MODULE,
},
.init = {
@@ -1246,6 +1300,7 @@
.vsel_mask = BD71837_LDO5_MASK,
.enable_reg = BD718XX_REG_LDO5_VOLT,
.enable_mask = BD718XX_LDO_EN,
+ .enable_time = BD71837_LDO5_STARTUP_TIME,
.owner = THIS_MODULE,
},
.init = {
@@ -1272,6 +1327,7 @@
.vsel_mask = BD718XX_LDO6_MASK,
.enable_reg = BD718XX_REG_LDO6_VOLT,
.enable_mask = BD718XX_LDO_EN,
+ .enable_time = BD71837_LDO6_STARTUP_TIME,
.owner = THIS_MODULE,
},
.init = {
@@ -1296,6 +1352,7 @@
.vsel_mask = BD71837_LDO7_MASK,
.enable_reg = BD71837_REG_LDO7_VOLT,
.enable_mask = BD718XX_LDO_EN,
+ .enable_time = BD71837_LDO7_STARTUP_TIME,
.owner = THIS_MODULE,
},
.init = {
diff --git a/drivers/regulator/pf8x00-regulator.c b/drivers/regulator/pf8x00-regulator.c
index 308c27f..af9918c 100644
--- a/drivers/regulator/pf8x00-regulator.c
+++ b/drivers/regulator/pf8x00-regulator.c
@@ -469,13 +469,17 @@
}
static const struct of_device_id pf8x00_dt_ids[] = {
- { .compatible = "nxp,pf8x00",},
+ { .compatible = "nxp,pf8100",},
+ { .compatible = "nxp,pf8121a",},
+ { .compatible = "nxp,pf8200",},
{ }
};
MODULE_DEVICE_TABLE(of, pf8x00_dt_ids);
static const struct i2c_device_id pf8x00_i2c_id[] = {
- { "pf8x00", 0 },
+ { "pf8100", 0 },
+ { "pf8121a", 0 },
+ { "pf8200", 0 },
{},
};
MODULE_DEVICE_TABLE(i2c, pf8x00_i2c_id);
diff --git a/drivers/regulator/qcom-rpmh-regulator.c b/drivers/regulator/qcom-rpmh-regulator.c
index fe030ec..c395a8d 100644
--- a/drivers/regulator/qcom-rpmh-regulator.c
+++ b/drivers/regulator/qcom-rpmh-regulator.c
@@ -726,7 +726,7 @@
static const struct rpmh_vreg_hw_data pmic5_hfsmps515 = {
.regulator_type = VRM,
.ops = &rpmh_regulator_vrm_ops,
- .voltage_range = REGULATOR_LINEAR_RANGE(2800000, 0, 4, 1600),
+ .voltage_range = REGULATOR_LINEAR_RANGE(2800000, 0, 4, 16000),
.n_voltages = 5,
.pmic_mode_map = pmic_mode_map_pmic5_smps,
.of_map_mode = rpmh_regulator_pmic4_smps_of_map_mode,
diff --git a/drivers/s390/net/qeth_core.h b/drivers/s390/net/qeth_core.h
index 6f5ddc3..28f6370 100644
--- a/drivers/s390/net/qeth_core.h
+++ b/drivers/s390/net/qeth_core.h
@@ -1079,7 +1079,8 @@
void qeth_set_allowed_threads(struct qeth_card *card, unsigned long threads,
int clear_start_mask);
int qeth_threads_running(struct qeth_card *, unsigned long);
-int qeth_set_offline(struct qeth_card *card, bool resetting);
+int qeth_set_offline(struct qeth_card *card, const struct qeth_discipline *disc,
+ bool resetting);
int qeth_send_ipa_cmd(struct qeth_card *, struct qeth_cmd_buffer *,
int (*reply_cb)
diff --git a/drivers/s390/net/qeth_core_main.c b/drivers/s390/net/qeth_core_main.c
index f4b6029..cf18d87 100644
--- a/drivers/s390/net/qeth_core_main.c
+++ b/drivers/s390/net/qeth_core_main.c
@@ -5507,12 +5507,12 @@
return rc;
}
-static int qeth_set_online(struct qeth_card *card)
+static int qeth_set_online(struct qeth_card *card,
+ const struct qeth_discipline *disc)
{
bool carrier_ok;
int rc;
- mutex_lock(&card->discipline_mutex);
mutex_lock(&card->conf_mutex);
QETH_CARD_TEXT(card, 2, "setonlin");
@@ -5529,7 +5529,7 @@
/* no need for locking / error handling at this early stage: */
qeth_set_real_num_tx_queues(card, qeth_tx_actual_queues(card));
- rc = card->discipline->set_online(card, carrier_ok);
+ rc = disc->set_online(card, carrier_ok);
if (rc)
goto err_online;
@@ -5537,7 +5537,6 @@
kobject_uevent(&card->gdev->dev.kobj, KOBJ_CHANGE);
mutex_unlock(&card->conf_mutex);
- mutex_unlock(&card->discipline_mutex);
return 0;
err_online:
@@ -5552,15 +5551,14 @@
qdio_free(CARD_DDEV(card));
mutex_unlock(&card->conf_mutex);
- mutex_unlock(&card->discipline_mutex);
return rc;
}
-int qeth_set_offline(struct qeth_card *card, bool resetting)
+int qeth_set_offline(struct qeth_card *card, const struct qeth_discipline *disc,
+ bool resetting)
{
int rc, rc2, rc3;
- mutex_lock(&card->discipline_mutex);
mutex_lock(&card->conf_mutex);
QETH_CARD_TEXT(card, 3, "setoffl");
@@ -5581,7 +5579,7 @@
cancel_work_sync(&card->rx_mode_work);
- card->discipline->set_offline(card);
+ disc->set_offline(card);
qeth_qdio_clear_card(card, 0);
qeth_drain_output_queues(card);
@@ -5602,16 +5600,19 @@
kobject_uevent(&card->gdev->dev.kobj, KOBJ_CHANGE);
mutex_unlock(&card->conf_mutex);
- mutex_unlock(&card->discipline_mutex);
return 0;
}
EXPORT_SYMBOL_GPL(qeth_set_offline);
static int qeth_do_reset(void *data)
{
+ const struct qeth_discipline *disc;
struct qeth_card *card = data;
int rc;
+ /* Lock-free, other users will block until we are done. */
+ disc = card->discipline;
+
QETH_CARD_TEXT(card, 2, "recover1");
if (!qeth_do_run_thread(card, QETH_RECOVER_THREAD))
return 0;
@@ -5619,8 +5620,8 @@
dev_warn(&card->gdev->dev,
"A recovery process has been started for the device\n");
- qeth_set_offline(card, true);
- rc = qeth_set_online(card);
+ qeth_set_offline(card, disc, true);
+ rc = qeth_set_online(card, disc);
if (!rc) {
dev_info(&card->gdev->dev,
"Device successfully recovered!\n");
@@ -6584,6 +6585,7 @@
break;
default:
card->info.layer_enforced = true;
+ /* It's so early that we don't need the discipline_mutex yet. */
rc = qeth_core_load_discipline(card, enforced_disc);
if (rc)
goto err_load;
@@ -6616,10 +6618,12 @@
QETH_CARD_TEXT(card, 2, "removedv");
+ mutex_lock(&card->discipline_mutex);
if (card->discipline) {
card->discipline->remove(gdev);
qeth_core_free_discipline(card);
}
+ mutex_unlock(&card->discipline_mutex);
qeth_free_qdio_queues(card);
@@ -6634,6 +6638,7 @@
int rc = 0;
enum qeth_discipline_id def_discipline;
+ mutex_lock(&card->discipline_mutex);
if (!card->discipline) {
def_discipline = IS_IQD(card) ? QETH_DISCIPLINE_LAYER3 :
QETH_DISCIPLINE_LAYER2;
@@ -6647,16 +6652,23 @@
}
}
- rc = qeth_set_online(card);
+ rc = qeth_set_online(card, card->discipline);
+
err:
+ mutex_unlock(&card->discipline_mutex);
return rc;
}
static int qeth_core_set_offline(struct ccwgroup_device *gdev)
{
struct qeth_card *card = dev_get_drvdata(&gdev->dev);
+ int rc;
- return qeth_set_offline(card, false);
+ mutex_lock(&card->discipline_mutex);
+ rc = qeth_set_offline(card, card->discipline, false);
+ mutex_unlock(&card->discipline_mutex);
+
+ return rc;
}
static void qeth_core_shutdown(struct ccwgroup_device *gdev)
diff --git a/drivers/s390/net/qeth_l2_main.c b/drivers/s390/net/qeth_l2_main.c
index 4ed0fb0..4254caf 100644
--- a/drivers/s390/net/qeth_l2_main.c
+++ b/drivers/s390/net/qeth_l2_main.c
@@ -2208,7 +2208,7 @@
wait_event(card->wait_q, qeth_threads_running(card, 0xffffffff) == 0);
if (gdev->state == CCWGROUP_ONLINE)
- qeth_set_offline(card, false);
+ qeth_set_offline(card, card->discipline, false);
cancel_work_sync(&card->close_dev_work);
if (card->dev->reg_state == NETREG_REGISTERED)
diff --git a/drivers/s390/net/qeth_l3_main.c b/drivers/s390/net/qeth_l3_main.c
index d138ac4..4c2cae7 100644
--- a/drivers/s390/net/qeth_l3_main.c
+++ b/drivers/s390/net/qeth_l3_main.c
@@ -1813,7 +1813,7 @@
struct net_device *dev,
netdev_features_t features)
{
- if (qeth_get_ip_version(skb) != 4)
+ if (vlan_get_protocol(skb) != htons(ETH_P_IP))
features &= ~NETIF_F_HW_VLAN_CTAG_TX;
return qeth_features_check(skb, dev, features);
}
@@ -1971,7 +1971,7 @@
wait_event(card->wait_q, qeth_threads_running(card, 0xffffffff) == 0);
if (cgdev->state == CCWGROUP_ONLINE)
- qeth_set_offline(card, false);
+ qeth_set_offline(card, card->discipline, false);
cancel_work_sync(&card->close_dev_work);
if (card->dev->reg_state == NETREG_REGISTERED)
diff --git a/drivers/scsi/cxgbi/cxgb4i/Kconfig b/drivers/scsi/cxgbi/cxgb4i/Kconfig
index b206e26..8b0deec 100644
--- a/drivers/scsi/cxgbi/cxgb4i/Kconfig
+++ b/drivers/scsi/cxgbi/cxgb4i/Kconfig
@@ -4,6 +4,7 @@
depends on PCI && INET && (IPV6 || IPV6=n)
depends on THERMAL || !THERMAL
depends on ETHERNET
+ depends on TLS || TLS=n
select NET_VENDOR_CHELSIO
select CHELSIO_T4
select CHELSIO_LIB
diff --git a/drivers/scsi/mpt3sas/mpt3sas_base.c b/drivers/scsi/mpt3sas/mpt3sas_base.c
index 969baf4..6e23dc3 100644
--- a/drivers/scsi/mpt3sas/mpt3sas_base.c
+++ b/drivers/scsi/mpt3sas/mpt3sas_base.c
@@ -5034,7 +5034,7 @@
static void
_base_get_diag_triggers(struct MPT3SAS_ADAPTER *ioc)
{
- u16 trigger_flags;
+ int trigger_flags;
/*
* Default setting of master trigger.
diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c
index 4848ae3..b3f14f0 100644
--- a/drivers/scsi/scsi_lib.c
+++ b/drivers/scsi/scsi_lib.c
@@ -249,7 +249,8 @@
req = blk_get_request(sdev->request_queue,
data_direction == DMA_TO_DEVICE ?
- REQ_OP_SCSI_OUT : REQ_OP_SCSI_IN, BLK_MQ_REQ_PREEMPT);
+ REQ_OP_SCSI_OUT : REQ_OP_SCSI_IN,
+ rq_flags & RQF_PM ? BLK_MQ_REQ_PM : 0);
if (IS_ERR(req))
return ret;
rq = scsi_req(req);
@@ -1206,6 +1207,8 @@
scsi_device_state_check(struct scsi_device *sdev, struct request *req)
{
switch (sdev->sdev_state) {
+ case SDEV_CREATED:
+ return BLK_STS_OK;
case SDEV_OFFLINE:
case SDEV_TRANSPORT_OFFLINE:
/*
@@ -1232,18 +1235,18 @@
return BLK_STS_RESOURCE;
case SDEV_QUIESCE:
/*
- * If the devices is blocked we defer normal commands.
+ * If the device is blocked we only accept power management
+ * commands.
*/
- if (req && !(req->rq_flags & RQF_PREEMPT))
+ if (req && WARN_ON_ONCE(!(req->rq_flags & RQF_PM)))
return BLK_STS_RESOURCE;
return BLK_STS_OK;
default:
/*
* For any other not fully online state we only allow
- * special commands. In particular any user initiated
- * command is not allowed.
+ * power management commands.
*/
- if (req && !(req->rq_flags & RQF_PREEMPT))
+ if (req && !(req->rq_flags & RQF_PM))
return BLK_STS_IOERR;
return BLK_STS_OK;
}
@@ -2516,15 +2519,13 @@
EXPORT_SYMBOL_GPL(sdev_evt_send_simple);
/**
- * scsi_device_quiesce - Block user issued commands.
+ * scsi_device_quiesce - Block all commands except power management.
* @sdev: scsi device to quiesce.
*
* This works by trying to transition to the SDEV_QUIESCE state
* (which must be a legal transition). When the device is in this
- * state, only special requests will be accepted, all others will
- * be deferred. Since special requests may also be requeued requests,
- * a successful return doesn't guarantee the device will be
- * totally quiescent.
+ * state, only power management requests will be accepted, all others will
+ * be deferred.
*
* Must be called with user context, may sleep.
*
@@ -2586,12 +2587,12 @@
* device deleted during suspend)
*/
mutex_lock(&sdev->state_mutex);
+ if (sdev->sdev_state == SDEV_QUIESCE)
+ scsi_device_set_state(sdev, SDEV_RUNNING);
if (sdev->quiesced_by) {
sdev->quiesced_by = NULL;
blk_clear_pm_only(sdev->request_queue);
}
- if (sdev->sdev_state == SDEV_QUIESCE)
- scsi_device_set_state(sdev, SDEV_RUNNING);
mutex_unlock(&sdev->state_mutex);
}
EXPORT_SYMBOL(scsi_device_resume);
diff --git a/drivers/scsi/scsi_transport_spi.c b/drivers/scsi/scsi_transport_spi.c
index f3d5b1b..c37dd15 100644
--- a/drivers/scsi/scsi_transport_spi.c
+++ b/drivers/scsi/scsi_transport_spi.c
@@ -117,12 +117,16 @@
sshdr = &sshdr_tmp;
for(i = 0; i < DV_RETRIES; i++) {
+ /*
+ * The purpose of the RQF_PM flag below is to bypass the
+ * SDEV_QUIESCE state.
+ */
result = scsi_execute(sdev, cmd, dir, buffer, bufflen, sense,
sshdr, DV_TIMEOUT, /* retries */ 1,
REQ_FAILFAST_DEV |
REQ_FAILFAST_TRANSPORT |
REQ_FAILFAST_DRIVER,
- 0, NULL);
+ RQF_PM, NULL);
if (driver_byte(result) != DRIVER_SENSE ||
sshdr->sense_key != UNIT_ATTENTION)
break;
@@ -1005,23 +1009,26 @@
*/
lock_system_sleep();
+ if (scsi_autopm_get_device(sdev))
+ goto unlock_system_sleep;
+
if (unlikely(spi_dv_in_progress(starget)))
- goto unlock;
+ goto put_autopm;
if (unlikely(scsi_device_get(sdev)))
- goto unlock;
+ goto put_autopm;
spi_dv_in_progress(starget) = 1;
buffer = kzalloc(len, GFP_KERNEL);
if (unlikely(!buffer))
- goto out_put;
+ goto put_sdev;
/* We need to verify that the actual device will quiesce; the
* later target quiesce is just a nice to have */
if (unlikely(scsi_device_quiesce(sdev)))
- goto out_free;
+ goto free_buffer;
scsi_target_quiesce(starget);
@@ -1041,12 +1048,16 @@
spi_initial_dv(starget) = 1;
- out_free:
+free_buffer:
kfree(buffer);
- out_put:
+
+put_sdev:
spi_dv_in_progress(starget) = 0;
scsi_device_put(sdev);
-unlock:
+put_autopm:
+ scsi_autopm_put_device(sdev);
+
+unlock_system_sleep:
unlock_system_sleep();
}
EXPORT_SYMBOL(spi_dv_device);
diff --git a/drivers/scsi/ufs/ufs-mediatek-trace.h b/drivers/scsi/ufs/ufs-mediatek-trace.h
index fd6f84c..895e82e 100644
--- a/drivers/scsi/ufs/ufs-mediatek-trace.h
+++ b/drivers/scsi/ufs/ufs-mediatek-trace.h
@@ -31,6 +31,6 @@
#undef TRACE_INCLUDE_PATH
#undef TRACE_INCLUDE_FILE
-#define TRACE_INCLUDE_PATH .
+#define TRACE_INCLUDE_PATH ../../drivers/scsi/ufs/
#define TRACE_INCLUDE_FILE ufs-mediatek-trace
#include <trace/define_trace.h>
diff --git a/drivers/scsi/ufs/ufs-mediatek.c b/drivers/scsi/ufs/ufs-mediatek.c
index 3522458..80618af 100644
--- a/drivers/scsi/ufs/ufs-mediatek.c
+++ b/drivers/scsi/ufs/ufs-mediatek.c
@@ -70,6 +70,13 @@
return !!(host->caps & UFS_MTK_CAP_VA09_PWR_CTRL);
}
+static bool ufs_mtk_is_broken_vcc(struct ufs_hba *hba)
+{
+ struct ufs_mtk_host *host = ufshcd_get_variant(hba);
+
+ return !!(host->caps & UFS_MTK_CAP_BROKEN_VCC);
+}
+
static void ufs_mtk_cfg_unipro_cg(struct ufs_hba *hba, bool enable)
{
u32 tmp;
@@ -514,6 +521,9 @@
if (of_property_read_bool(np, "mediatek,ufs-disable-ah8"))
host->caps |= UFS_MTK_CAP_DISABLE_AH8;
+ if (of_property_read_bool(np, "mediatek,ufs-broken-vcc"))
+ host->caps |= UFS_MTK_CAP_BROKEN_VCC;
+
dev_info(hba->dev, "caps: 0x%x", host->caps);
}
@@ -1003,6 +1013,17 @@
static void ufs_mtk_fixup_dev_quirks(struct ufs_hba *hba)
{
ufshcd_fixup_dev_quirks(hba, ufs_mtk_dev_fixups);
+
+ if (ufs_mtk_is_broken_vcc(hba) && hba->vreg_info.vcc &&
+ (hba->dev_quirks & UFS_DEVICE_QUIRK_DELAY_AFTER_LPM)) {
+ hba->vreg_info.vcc->always_on = true;
+ /*
+ * VCC will be kept always-on thus we don't
+ * need any delay during regulator operations
+ */
+ hba->dev_quirks &= ~(UFS_DEVICE_QUIRK_DELAY_BEFORE_LPM |
+ UFS_DEVICE_QUIRK_DELAY_AFTER_LPM);
+ }
}
static void ufs_mtk_event_notify(struct ufs_hba *hba,
diff --git a/drivers/scsi/ufs/ufs-mediatek.h b/drivers/scsi/ufs/ufs-mediatek.h
index 93d3509..3f0d3bb 100644
--- a/drivers/scsi/ufs/ufs-mediatek.h
+++ b/drivers/scsi/ufs/ufs-mediatek.h
@@ -81,6 +81,7 @@
UFS_MTK_CAP_BOOST_CRYPT_ENGINE = 1 << 0,
UFS_MTK_CAP_VA09_PWR_CTRL = 1 << 1,
UFS_MTK_CAP_DISABLE_AH8 = 1 << 2,
+ UFS_MTK_CAP_BROKEN_VCC = 1 << 3,
};
struct ufs_mtk_crypt_cfg {
diff --git a/drivers/scsi/ufs/ufs.h b/drivers/scsi/ufs/ufs.h
index d593edb4..14dfda7 100644
--- a/drivers/scsi/ufs/ufs.h
+++ b/drivers/scsi/ufs/ufs.h
@@ -330,7 +330,6 @@
UFS_DEV_WRITE_BOOSTER_SUP = BIT(8),
};
-#define POWER_DESC_MAX_SIZE 0x62
#define POWER_DESC_MAX_ACTV_ICC_LVLS 16
/* Attribute bActiveICCLevel parameter bit masks definitions */
@@ -513,6 +512,7 @@
struct ufs_vreg {
struct regulator *reg;
const char *name;
+ bool always_on;
bool enabled;
int min_uV;
int max_uV;
diff --git a/drivers/scsi/ufs/ufshcd-pci.c b/drivers/scsi/ufs/ufshcd-pci.c
index df3a564..fadd566 100644
--- a/drivers/scsi/ufs/ufshcd-pci.c
+++ b/drivers/scsi/ufs/ufshcd-pci.c
@@ -148,6 +148,8 @@
{
struct intel_host *host;
+ hba->caps |= UFSHCD_CAP_RPM_AUTOSUSPEND;
+
host = devm_kzalloc(hba->dev, sizeof(*host), GFP_KERNEL);
if (!host)
return -ENOMEM;
@@ -163,6 +165,41 @@
intel_ltr_hide(hba->dev);
}
+static int ufs_intel_resume(struct ufs_hba *hba, enum ufs_pm_op op)
+{
+ /*
+ * To support S4 (suspend-to-disk) with spm_lvl other than 5, the base
+ * address registers must be restored because the restore kernel can
+ * have used different addresses.
+ */
+ ufshcd_writel(hba, lower_32_bits(hba->utrdl_dma_addr),
+ REG_UTP_TRANSFER_REQ_LIST_BASE_L);
+ ufshcd_writel(hba, upper_32_bits(hba->utrdl_dma_addr),
+ REG_UTP_TRANSFER_REQ_LIST_BASE_H);
+ ufshcd_writel(hba, lower_32_bits(hba->utmrdl_dma_addr),
+ REG_UTP_TASK_REQ_LIST_BASE_L);
+ ufshcd_writel(hba, upper_32_bits(hba->utmrdl_dma_addr),
+ REG_UTP_TASK_REQ_LIST_BASE_H);
+
+ if (ufshcd_is_link_hibern8(hba)) {
+ int ret = ufshcd_uic_hibern8_exit(hba);
+
+ if (!ret) {
+ ufshcd_set_link_active(hba);
+ } else {
+ dev_err(hba->dev, "%s: hibern8 exit failed %d\n",
+ __func__, ret);
+ /*
+ * Force reset and restore. Any other actions can lead
+ * to an unrecoverable state.
+ */
+ ufshcd_set_link_off(hba);
+ }
+ }
+
+ return 0;
+}
+
static int ufs_intel_ehl_init(struct ufs_hba *hba)
{
hba->quirks |= UFSHCD_QUIRK_BROKEN_AUTO_HIBERN8;
@@ -174,6 +211,7 @@
.init = ufs_intel_common_init,
.exit = ufs_intel_common_exit,
.link_startup_notify = ufs_intel_link_startup_notify,
+ .resume = ufs_intel_resume,
};
static struct ufs_hba_variant_ops ufs_intel_ehl_hba_vops = {
@@ -181,6 +219,7 @@
.init = ufs_intel_ehl_init,
.exit = ufs_intel_common_exit,
.link_startup_notify = ufs_intel_link_startup_notify,
+ .resume = ufs_intel_resume,
};
#ifdef CONFIG_PM_SLEEP
@@ -207,6 +246,30 @@
{
return ufshcd_system_resume(dev_get_drvdata(dev));
}
+
+/**
+ * ufshcd_pci_poweroff - suspend-to-disk poweroff function
+ * @dev: pointer to PCI device handle
+ *
+ * Returns 0 if successful
+ * Returns non-zero otherwise
+ */
+static int ufshcd_pci_poweroff(struct device *dev)
+{
+ struct ufs_hba *hba = dev_get_drvdata(dev);
+ int spm_lvl = hba->spm_lvl;
+ int ret;
+
+ /*
+ * For poweroff we need to set the UFS device to PowerDown mode.
+ * Force spm_lvl to ensure that.
+ */
+ hba->spm_lvl = 5;
+ ret = ufshcd_system_suspend(hba);
+ hba->spm_lvl = spm_lvl;
+ return ret;
+}
+
#endif /* !CONFIG_PM_SLEEP */
#ifdef CONFIG_PM
@@ -302,8 +365,14 @@
}
static const struct dev_pm_ops ufshcd_pci_pm_ops = {
- SET_SYSTEM_SLEEP_PM_OPS(ufshcd_pci_suspend,
- ufshcd_pci_resume)
+#ifdef CONFIG_PM_SLEEP
+ .suspend = ufshcd_pci_suspend,
+ .resume = ufshcd_pci_resume,
+ .freeze = ufshcd_pci_suspend,
+ .thaw = ufshcd_pci_resume,
+ .poweroff = ufshcd_pci_poweroff,
+ .restore = ufshcd_pci_resume,
+#endif
SET_RUNTIME_PM_OPS(ufshcd_pci_runtime_suspend,
ufshcd_pci_runtime_resume,
ufshcd_pci_runtime_idle)
diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c
index 9902b7e..82ad317 100644
--- a/drivers/scsi/ufs/ufshcd.c
+++ b/drivers/scsi/ufs/ufshcd.c
@@ -225,6 +225,7 @@
static int ufshcd_eh_host_reset_handler(struct scsi_cmnd *cmd);
static int ufshcd_clear_tm_cmd(struct ufs_hba *hba, int tag);
static void ufshcd_hba_exit(struct ufs_hba *hba);
+static int ufshcd_clear_ua_wluns(struct ufs_hba *hba);
static int ufshcd_probe_hba(struct ufs_hba *hba, bool async);
static int ufshcd_setup_clocks(struct ufs_hba *hba, bool on);
static int ufshcd_uic_hibern8_enter(struct ufs_hba *hba);
@@ -580,6 +581,23 @@
hba->pwr_info.hs_rate);
}
+static void ufshcd_device_reset(struct ufs_hba *hba)
+{
+ int err;
+
+ err = ufshcd_vops_device_reset(hba);
+
+ if (!err) {
+ ufshcd_set_ufs_dev_active(hba);
+ if (ufshcd_is_wb_allowed(hba)) {
+ hba->wb_enabled = false;
+ hba->wb_buf_flush_enabled = false;
+ }
+ }
+ if (err != -EOPNOTSUPP)
+ ufshcd_update_evt_hist(hba, UFS_EVT_DEV_RESET, err);
+}
+
void ufshcd_delay_us(unsigned long us, unsigned long tolerance)
{
if (!us)
@@ -3665,7 +3683,7 @@
ret = ufshcd_send_uic_cmd(hba, &uic_cmd);
if (ret)
dev_err(hba->dev,
- "dme-reset: error code %d\n", ret);
+ "dme-enable: error code %d\n", ret);
return ret;
}
@@ -3964,7 +3982,7 @@
spin_unlock_irqrestore(hba->host->host_lock, flags);
/* Reset the attached device */
- ufshcd_vops_device_reset(hba);
+ ufshcd_device_reset(hba);
ret = ufshcd_host_reset_and_restore(hba);
@@ -6930,7 +6948,8 @@
/* Establish the link again and restore the device */
err = ufshcd_probe_hba(hba, false);
-
+ if (!err)
+ ufshcd_clear_ua_wluns(hba);
out:
if (err)
dev_err(hba->dev, "%s: Host init failed %d\n", __func__, err);
@@ -6968,7 +6987,7 @@
do {
/* Reset the attached device */
- ufshcd_vops_device_reset(hba);
+ ufshcd_device_reset(hba);
err = ufshcd_host_reset_and_restore(hba);
} while (err && --retries);
@@ -8045,7 +8064,7 @@
{
int ret = 0;
- if (!vreg || !vreg->enabled)
+ if (!vreg || !vreg->enabled || vreg->always_on)
goto out;
ret = regulator_disable(vreg->reg);
@@ -8414,13 +8433,7 @@
* handling context.
*/
hba->host->eh_noresume = 1;
- if (hba->wlun_dev_clr_ua) {
- ret = ufshcd_send_request_sense(hba, sdp);
- if (ret)
- goto out;
- /* Unit attention condition is cleared now */
- hba->wlun_dev_clr_ua = false;
- }
+ ufshcd_clear_ua_wluns(hba);
cmd[4] = pwr_mode << 4;
@@ -8441,7 +8454,7 @@
if (!ret)
hba->curr_dev_pwr_mode = pwr_mode;
-out:
+
scsi_device_put(sdp);
hba->host->eh_noresume = 0;
return ret;
@@ -8747,7 +8760,7 @@
* further below.
*/
if (ufshcd_is_ufs_dev_deepsleep(hba)) {
- ufshcd_vops_device_reset(hba);
+ ufshcd_device_reset(hba);
WARN_ON(!ufshcd_is_link_off(hba));
}
if (ufshcd_is_link_hibern8(hba) && !ufshcd_uic_hibern8_exit(hba))
@@ -8757,7 +8770,7 @@
set_dev_active:
/* Can also get here needing to exit DeepSleep */
if (ufshcd_is_ufs_dev_deepsleep(hba)) {
- ufshcd_vops_device_reset(hba);
+ ufshcd_device_reset(hba);
ufshcd_host_reset_and_restore(hba);
}
if (!ufshcd_set_dev_pwr_mode(hba, UFS_ACTIVE_PWR_MODE))
@@ -9353,7 +9366,7 @@
}
/* Reset the attached device */
- ufshcd_vops_device_reset(hba);
+ ufshcd_device_reset(hba);
ufshcd_init_crypto(hba);
diff --git a/drivers/scsi/ufs/ufshcd.h b/drivers/scsi/ufs/ufshcd.h
index f8c2467..aa9ea35 100644
--- a/drivers/scsi/ufs/ufshcd.h
+++ b/drivers/scsi/ufs/ufshcd.h
@@ -1218,16 +1218,12 @@
hba->vops->dbg_register_dump(hba);
}
-static inline void ufshcd_vops_device_reset(struct ufs_hba *hba)
+static inline int ufshcd_vops_device_reset(struct ufs_hba *hba)
{
- if (hba->vops && hba->vops->device_reset) {
- int err = hba->vops->device_reset(hba);
+ if (hba->vops && hba->vops->device_reset)
+ return hba->vops->device_reset(hba);
- if (!err)
- ufshcd_set_ufs_dev_active(hba);
- if (err != -EOPNOTSUPP)
- ufshcd_update_evt_hist(hba, UFS_EVT_DEV_RESET, err);
- }
+ return -EOPNOTSUPP;
}
static inline void ufshcd_vops_config_scaling_param(struct ufs_hba *hba,
diff --git a/drivers/spi/spi-altera.c b/drivers/spi/spi-altera.c
index 809bfff..cbc4c28 100644
--- a/drivers/spi/spi-altera.c
+++ b/drivers/spi/spi-altera.c
@@ -189,24 +189,26 @@
/* send the first byte */
altera_spi_tx_word(hw);
- } else {
- while (hw->count < hw->len) {
- altera_spi_tx_word(hw);
- for (;;) {
- altr_spi_readl(hw, ALTERA_SPI_STATUS, &val);
- if (val & ALTERA_SPI_STATUS_RRDY_MSK)
- break;
-
- cpu_relax();
- }
-
- altera_spi_rx_word(hw);
- }
- spi_finalize_current_transfer(master);
+ return 1;
}
- return t->len;
+ while (hw->count < hw->len) {
+ altera_spi_tx_word(hw);
+
+ for (;;) {
+ altr_spi_readl(hw, ALTERA_SPI_STATUS, &val);
+ if (val & ALTERA_SPI_STATUS_RRDY_MSK)
+ break;
+
+ cpu_relax();
+ }
+
+ altera_spi_rx_word(hw);
+ }
+ spi_finalize_current_transfer(master);
+
+ return 0;
}
static irqreturn_t altera_spi_irq(int irq, void *dev)
diff --git a/drivers/spi/spi-geni-qcom.c b/drivers/spi/spi-geni-qcom.c
index 512e925..881f645 100644
--- a/drivers/spi/spi-geni-qcom.c
+++ b/drivers/spi/spi-geni-qcom.c
@@ -83,6 +83,7 @@
spinlock_t lock;
int irq;
bool cs_flag;
+ bool abort_failed;
};
static int get_spi_clk_cfg(unsigned int speed_hz,
@@ -141,8 +142,49 @@
spin_unlock_irq(&mas->lock);
time_left = wait_for_completion_timeout(&mas->abort_done, HZ);
- if (!time_left)
+ if (!time_left) {
dev_err(mas->dev, "Failed to cancel/abort m_cmd\n");
+
+ /*
+ * No need for a lock since SPI core has a lock and we never
+ * access this from an interrupt.
+ */
+ mas->abort_failed = true;
+ }
+}
+
+static bool spi_geni_is_abort_still_pending(struct spi_geni_master *mas)
+{
+ struct geni_se *se = &mas->se;
+ u32 m_irq, m_irq_en;
+
+ if (!mas->abort_failed)
+ return false;
+
+ /*
+ * The only known case where a transfer times out and then a cancel
+ * times out then an abort times out is if something is blocking our
+ * interrupt handler from running. Avoid starting any new transfers
+ * until that sorts itself out.
+ */
+ spin_lock_irq(&mas->lock);
+ m_irq = readl(se->base + SE_GENI_M_IRQ_STATUS);
+ m_irq_en = readl(se->base + SE_GENI_M_IRQ_EN);
+ spin_unlock_irq(&mas->lock);
+
+ if (m_irq & m_irq_en) {
+ dev_err(mas->dev, "Interrupts pending after abort: %#010x\n",
+ m_irq & m_irq_en);
+ return true;
+ }
+
+ /*
+ * If we're here the problem resolved itself so no need to check more
+ * on future transfers.
+ */
+ mas->abort_failed = false;
+
+ return false;
}
static void spi_geni_set_cs(struct spi_device *slv, bool set_flag)
@@ -158,10 +200,21 @@
if (set_flag == mas->cs_flag)
return;
- mas->cs_flag = set_flag;
-
pm_runtime_get_sync(mas->dev);
+
+ if (spi_geni_is_abort_still_pending(mas)) {
+ dev_err(mas->dev, "Can't set chip select\n");
+ goto exit;
+ }
+
spin_lock_irq(&mas->lock);
+ if (mas->cur_xfer) {
+ dev_err(mas->dev, "Can't set CS when prev xfer running\n");
+ spin_unlock_irq(&mas->lock);
+ goto exit;
+ }
+
+ mas->cs_flag = set_flag;
reinit_completion(&mas->cs_done);
if (set_flag)
geni_se_setup_m_cmd(se, SPI_CS_ASSERT, 0);
@@ -170,9 +223,12 @@
spin_unlock_irq(&mas->lock);
time_left = wait_for_completion_timeout(&mas->cs_done, HZ);
- if (!time_left)
+ if (!time_left) {
+ dev_warn(mas->dev, "Timeout setting chip select\n");
handle_fifo_timeout(spi, NULL);
+ }
+exit:
pm_runtime_put(mas->dev);
}
@@ -280,6 +336,9 @@
int ret;
struct spi_geni_master *mas = spi_master_get_devdata(spi);
+ if (spi_geni_is_abort_still_pending(mas))
+ return -EBUSY;
+
ret = setup_fifo_params(spi_msg->spi, spi);
if (ret)
dev_err(mas->dev, "Couldn't select mode %d\n", ret);
@@ -354,6 +413,12 @@
unsigned int bytes_per_fifo_word = geni_byte_per_fifo_word(mas);
unsigned int i = 0;
+ /* Stop the watermark IRQ if nothing to send */
+ if (!mas->cur_xfer) {
+ writel(0, se->base + SE_GENI_TX_WATERMARK_REG);
+ return false;
+ }
+
max_bytes = (mas->tx_fifo_depth - mas->tx_wm) * bytes_per_fifo_word;
if (mas->tx_rem_bytes < max_bytes)
max_bytes = mas->tx_rem_bytes;
@@ -396,6 +461,14 @@
if (rx_last_byte_valid && rx_last_byte_valid < 4)
rx_bytes -= bytes_per_fifo_word - rx_last_byte_valid;
}
+
+ /* Clear out the FIFO and bail if nowhere to put it */
+ if (!mas->cur_xfer) {
+ for (i = 0; i < DIV_ROUND_UP(rx_bytes, bytes_per_fifo_word); i++)
+ readl(se->base + SE_GENI_RX_FIFOn);
+ return;
+ }
+
if (mas->rx_rem_bytes < rx_bytes)
rx_bytes = mas->rx_rem_bytes;
@@ -495,6 +568,9 @@
{
struct spi_geni_master *mas = spi_master_get_devdata(spi);
+ if (spi_geni_is_abort_still_pending(mas))
+ return -EBUSY;
+
/* Terminate and return success for 0 byte length transfer */
if (!xfer->len)
return 0;
diff --git a/drivers/spi/spi-stm32.c b/drivers/spi/spi-stm32.c
index 471dedf..6017209 100644
--- a/drivers/spi/spi-stm32.c
+++ b/drivers/spi/spi-stm32.c
@@ -493,9 +493,9 @@
/* align packet size with data registers access */
if (spi->cur_bpw > 8)
- fthlv -= (fthlv % 2); /* multiple of 2 */
+ fthlv += (fthlv % 2) ? 1 : 0;
else
- fthlv -= (fthlv % 4); /* multiple of 4 */
+ fthlv += (fthlv % 4) ? (4 - (fthlv % 4)) : 0;
if (!fthlv)
fthlv = 1;
diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c
index 51d7c00..720ab34 100644
--- a/drivers/spi/spi.c
+++ b/drivers/spi/spi.c
@@ -1108,6 +1108,7 @@
{
struct spi_statistics *statm = &ctlr->statistics;
struct spi_statistics *stats = &msg->spi->statistics;
+ u32 speed_hz = xfer->speed_hz;
unsigned long long ms;
if (spi_controller_is_slave(ctlr)) {
@@ -1116,8 +1117,11 @@
return -EINTR;
}
} else {
+ if (!speed_hz)
+ speed_hz = 100000;
+
ms = 8LL * 1000LL * xfer->len;
- do_div(ms, xfer->speed_hz);
+ do_div(ms, speed_hz);
ms += ms + 200; /* some tolerance */
if (ms > UINT_MAX)
@@ -3378,8 +3382,9 @@
if (status)
return status;
- if (!spi->max_speed_hz ||
- spi->max_speed_hz > spi->controller->max_speed_hz)
+ if (spi->controller->max_speed_hz &&
+ (!spi->max_speed_hz ||
+ spi->max_speed_hz > spi->controller->max_speed_hz))
spi->max_speed_hz = spi->controller->max_speed_hz;
mutex_lock(&spi->controller->io_mutex);
diff --git a/drivers/tty/Kconfig b/drivers/tty/Kconfig
index 47a6e42..e15cd6b 100644
--- a/drivers/tty/Kconfig
+++ b/drivers/tty/Kconfig
@@ -401,6 +401,20 @@
help
FDC channel number to use for KGDB.
+config NULL_TTY
+ tristate "NULL TTY driver"
+ help
+ Say Y here if you want a NULL TTY which simply discards messages.
+
+ This is useful to allow userspace applications which expect a console
+ device to work without modifications even when no console is
+ available or desired.
+
+ In order to use this driver, you should redirect the console to this
+ TTY, or boot the kernel with console=ttynull.
+
+ If unsure, say N.
+
config TRACE_ROUTER
tristate "Trace data router for MIPI P1149.7 cJTAG standard"
depends on TRACE_SINK
diff --git a/drivers/tty/Makefile b/drivers/tty/Makefile
index 3c1c5a9..b3ccae9 100644
--- a/drivers/tty/Makefile
+++ b/drivers/tty/Makefile
@@ -2,7 +2,7 @@
obj-$(CONFIG_TTY) += tty_io.o n_tty.o tty_ioctl.o tty_ldisc.o \
tty_buffer.o tty_port.o tty_mutex.o \
tty_ldsem.o tty_baudrate.o tty_jobctrl.o \
- n_null.o ttynull.o
+ n_null.o
obj-$(CONFIG_LEGACY_PTYS) += pty.o
obj-$(CONFIG_UNIX98_PTYS) += pty.o
obj-$(CONFIG_AUDIT) += tty_audit.o
@@ -25,6 +25,7 @@
obj-$(CONFIG_MOXA_INTELLIO) += moxa.o
obj-$(CONFIG_MOXA_SMARTIO) += mxser.o
obj-$(CONFIG_NOZOMI) += nozomi.o
+obj-$(CONFIG_NULL_TTY) += ttynull.o
obj-$(CONFIG_ROCKETPORT) += rocket.o
obj-$(CONFIG_SYNCLINK_GT) += synclink_gt.o
obj-$(CONFIG_PPC_EPAPR_HV_BYTECHAN) += ehv_bytechan.o
diff --git a/drivers/tty/ttynull.c b/drivers/tty/ttynull.c
index eced70e..17f05b7 100644
--- a/drivers/tty/ttynull.c
+++ b/drivers/tty/ttynull.c
@@ -2,13 +2,6 @@
/*
* Copyright (C) 2019 Axis Communications AB
*
- * The console is useful for userspace applications which expect a console
- * device to work without modifications even when no console is available
- * or desired.
- *
- * In order to use this driver, you should redirect the console to this
- * TTY, or boot the kernel with console=ttynull.
- *
* Based on ttyprintk.c:
* Copyright (C) 2010 Samo Pogacnik
*/
@@ -66,17 +59,6 @@
.device = ttynull_device,
};
-void __init register_ttynull_console(void)
-{
- if (!ttynull_driver)
- return;
-
- if (add_preferred_console(ttynull_console.name, 0, NULL))
- return;
-
- register_console(&ttynull_console);
-}
-
static int __init ttynull_init(void)
{
struct tty_driver *driver;
diff --git a/drivers/vhost/net.c b/drivers/vhost/net.c
index 531a00d..c8784df 100644
--- a/drivers/vhost/net.c
+++ b/drivers/vhost/net.c
@@ -863,6 +863,7 @@
size_t len, total_len = 0;
int err;
struct vhost_net_ubuf_ref *ubufs;
+ struct ubuf_info *ubuf;
bool zcopy_used;
int sent_pkts = 0;
@@ -895,9 +896,7 @@
/* use msg_control to pass vhost zerocopy ubuf info to skb */
if (zcopy_used) {
- struct ubuf_info *ubuf;
ubuf = nvq->ubuf_info + nvq->upend_idx;
-
vq->heads[nvq->upend_idx].id = cpu_to_vhost32(vq, head);
vq->heads[nvq->upend_idx].len = VHOST_DMA_IN_PROGRESS;
ubuf->callback = vhost_zerocopy_callback;
@@ -927,7 +926,8 @@
err = sock->ops->sendmsg(sock, &msg, len);
if (unlikely(err < 0)) {
if (zcopy_used) {
- vhost_net_ubuf_put(ubufs);
+ if (vq->heads[ubuf->desc].len == VHOST_DMA_IN_PROGRESS)
+ vhost_net_ubuf_put(ubufs);
nvq->upend_idx = ((unsigned)nvq->upend_idx - 1)
% UIO_MAXIOV;
}
diff --git a/drivers/vhost/vsock.c b/drivers/vhost/vsock.c
index a483cec..5e78fb7 100644
--- a/drivers/vhost/vsock.c
+++ b/drivers/vhost/vsock.c
@@ -30,7 +30,12 @@
#define VHOST_VSOCK_PKT_WEIGHT 256
enum {
- VHOST_VSOCK_FEATURES = VHOST_FEATURES,
+ VHOST_VSOCK_FEATURES = VHOST_FEATURES |
+ (1ULL << VIRTIO_F_ACCESS_PLATFORM)
+};
+
+enum {
+ VHOST_VSOCK_BACKEND_FEATURES = (1ULL << VHOST_BACKEND_F_IOTLB_MSG_V2)
};
/* Used to track all the vhost_vsock instances on the system. */
@@ -94,6 +99,9 @@
if (!vhost_vq_get_backend(vq))
goto out;
+ if (!vq_meta_prefetch(vq))
+ goto out;
+
/* Avoid further vmexits, we're already processing the virtqueue */
vhost_disable_notify(&vsock->dev, vq);
@@ -449,6 +457,9 @@
if (!vhost_vq_get_backend(vq))
goto out;
+ if (!vq_meta_prefetch(vq))
+ goto out;
+
vhost_disable_notify(&vsock->dev, vq);
do {
u32 len;
@@ -766,8 +777,12 @@
mutex_lock(&vsock->dev.mutex);
if ((features & (1 << VHOST_F_LOG_ALL)) &&
!vhost_log_access_ok(&vsock->dev)) {
- mutex_unlock(&vsock->dev.mutex);
- return -EFAULT;
+ goto err;
+ }
+
+ if ((features & (1ULL << VIRTIO_F_ACCESS_PLATFORM))) {
+ if (vhost_init_device_iotlb(&vsock->dev, true))
+ goto err;
}
for (i = 0; i < ARRAY_SIZE(vsock->vqs); i++) {
@@ -778,6 +793,10 @@
}
mutex_unlock(&vsock->dev.mutex);
return 0;
+
+err:
+ mutex_unlock(&vsock->dev.mutex);
+ return -EFAULT;
}
static long vhost_vsock_dev_ioctl(struct file *f, unsigned int ioctl,
@@ -811,6 +830,18 @@
if (copy_from_user(&features, argp, sizeof(features)))
return -EFAULT;
return vhost_vsock_set_features(vsock, features);
+ case VHOST_GET_BACKEND_FEATURES:
+ features = VHOST_VSOCK_BACKEND_FEATURES;
+ if (copy_to_user(argp, &features, sizeof(features)))
+ return -EFAULT;
+ return 0;
+ case VHOST_SET_BACKEND_FEATURES:
+ if (copy_from_user(&features, argp, sizeof(features)))
+ return -EFAULT;
+ if (features & ~VHOST_VSOCK_BACKEND_FEATURES)
+ return -EOPNOTSUPP;
+ vhost_set_backend_features(&vsock->dev, features);
+ return 0;
default:
mutex_lock(&vsock->dev.mutex);
r = vhost_dev_ioctl(&vsock->dev, ioctl, argp);
@@ -823,6 +854,34 @@
}
}
+static ssize_t vhost_vsock_chr_read_iter(struct kiocb *iocb, struct iov_iter *to)
+{
+ struct file *file = iocb->ki_filp;
+ struct vhost_vsock *vsock = file->private_data;
+ struct vhost_dev *dev = &vsock->dev;
+ int noblock = file->f_flags & O_NONBLOCK;
+
+ return vhost_chr_read_iter(dev, to, noblock);
+}
+
+static ssize_t vhost_vsock_chr_write_iter(struct kiocb *iocb,
+ struct iov_iter *from)
+{
+ struct file *file = iocb->ki_filp;
+ struct vhost_vsock *vsock = file->private_data;
+ struct vhost_dev *dev = &vsock->dev;
+
+ return vhost_chr_write_iter(dev, from);
+}
+
+static __poll_t vhost_vsock_chr_poll(struct file *file, poll_table *wait)
+{
+ struct vhost_vsock *vsock = file->private_data;
+ struct vhost_dev *dev = &vsock->dev;
+
+ return vhost_chr_poll(file, dev, wait);
+}
+
static const struct file_operations vhost_vsock_fops = {
.owner = THIS_MODULE,
.open = vhost_vsock_dev_open,
@@ -830,6 +889,9 @@
.llseek = noop_llseek,
.unlocked_ioctl = vhost_vsock_dev_ioctl,
.compat_ioctl = compat_ptr_ioctl,
+ .read_iter = vhost_vsock_chr_read_iter,
+ .write_iter = vhost_vsock_chr_write_iter,
+ .poll = vhost_vsock_chr_poll,
};
static struct miscdevice vhost_vsock_misc = {
diff --git a/fs/afs/dir.c b/fs/afs/dir.c
index 9068d55..7bd659a 100644
--- a/fs/afs/dir.c
+++ b/fs/afs/dir.c
@@ -350,7 +350,7 @@
unsigned blkoff)
{
union afs_xdr_dirent *dire;
- unsigned offset, next, curr;
+ unsigned offset, next, curr, nr_slots;
size_t nlen;
int tmp;
@@ -363,13 +363,12 @@
offset < AFS_DIR_SLOTS_PER_BLOCK;
offset = next
) {
- next = offset + 1;
-
/* skip entries marked unused in the bitmap */
if (!(block->hdr.bitmap[offset / 8] &
(1 << (offset % 8)))) {
_debug("ENT[%zu.%u]: unused",
blkoff / sizeof(union afs_xdr_dir_block), offset);
+ next = offset + 1;
if (offset >= curr)
ctx->pos = blkoff +
next * sizeof(union afs_xdr_dirent);
@@ -381,35 +380,39 @@
nlen = strnlen(dire->u.name,
sizeof(*block) -
offset * sizeof(union afs_xdr_dirent));
+ if (nlen > AFSNAMEMAX - 1) {
+ _debug("ENT[%zu]: name too long (len %u/%zu)",
+ blkoff / sizeof(union afs_xdr_dir_block),
+ offset, nlen);
+ return afs_bad(dvnode, afs_file_error_dir_name_too_long);
+ }
_debug("ENT[%zu.%u]: %s %zu \"%s\"",
blkoff / sizeof(union afs_xdr_dir_block), offset,
(offset < curr ? "skip" : "fill"),
nlen, dire->u.name);
- /* work out where the next possible entry is */
- for (tmp = nlen; tmp > 15; tmp -= sizeof(union afs_xdr_dirent)) {
- if (next >= AFS_DIR_SLOTS_PER_BLOCK) {
- _debug("ENT[%zu.%u]:"
- " %u travelled beyond end dir block"
- " (len %u/%zu)",
+ nr_slots = afs_dir_calc_slots(nlen);
+ next = offset + nr_slots;
+ if (next > AFS_DIR_SLOTS_PER_BLOCK) {
+ _debug("ENT[%zu.%u]:"
+ " %u extends beyond end dir block"
+ " (len %zu)",
+ blkoff / sizeof(union afs_xdr_dir_block),
+ offset, next, nlen);
+ return afs_bad(dvnode, afs_file_error_dir_over_end);
+ }
+
+ /* Check that the name-extension dirents are all allocated */
+ for (tmp = 1; tmp < nr_slots; tmp++) {
+ unsigned int ix = offset + tmp;
+ if (!(block->hdr.bitmap[ix / 8] & (1 << (ix % 8)))) {
+ _debug("ENT[%zu.u]:"
+ " %u unmarked extension (%u/%u)",
blkoff / sizeof(union afs_xdr_dir_block),
- offset, next, tmp, nlen);
- return afs_bad(dvnode, afs_file_error_dir_over_end);
- }
- if (!(block->hdr.bitmap[next / 8] &
- (1 << (next % 8)))) {
- _debug("ENT[%zu.%u]:"
- " %u unmarked extension (len %u/%zu)",
- blkoff / sizeof(union afs_xdr_dir_block),
- offset, next, tmp, nlen);
+ offset, tmp, nr_slots);
return afs_bad(dvnode, afs_file_error_dir_unmarked_ext);
}
-
- _debug("ENT[%zu.%u]: ext %u/%zu",
- blkoff / sizeof(union afs_xdr_dir_block),
- next, tmp, nlen);
- next++;
}
/* skip if starts before the current position */
diff --git a/fs/afs/dir_edit.c b/fs/afs/dir_edit.c
index 2ffe09a..f4600c1 100644
--- a/fs/afs/dir_edit.c
+++ b/fs/afs/dir_edit.c
@@ -215,8 +215,7 @@
}
/* Work out how many slots we're going to need. */
- need_slots = round_up(12 + name->len + 1 + 4, AFS_DIR_DIRENT_SIZE);
- need_slots /= AFS_DIR_DIRENT_SIZE;
+ need_slots = afs_dir_calc_slots(name->len);
meta_page = kmap(page0);
meta = &meta_page->blocks[0];
@@ -393,8 +392,7 @@
}
/* Work out how many slots we're going to discard. */
- need_slots = round_up(12 + name->len + 1 + 4, AFS_DIR_DIRENT_SIZE);
- need_slots /= AFS_DIR_DIRENT_SIZE;
+ need_slots = afs_dir_calc_slots(name->len);
meta_page = kmap(page0);
meta = &meta_page->blocks[0];
diff --git a/fs/afs/xdr_fs.h b/fs/afs/xdr_fs.h
index 94f1f39..8ca86816 100644
--- a/fs/afs/xdr_fs.h
+++ b/fs/afs/xdr_fs.h
@@ -54,10 +54,16 @@
__be16 hash_next;
__be32 vnode;
__be32 unique;
- u8 name[16];
- u8 overflow[4]; /* if any char of the name (inc
- * NUL) reaches here, consume
- * the next dirent too */
+ u8 name[];
+ /* When determining the number of dirent slots needed to
+ * represent a directory entry, name should be assumed to be 16
+ * bytes, due to a now-standardised (mis)calculation, but it is
+ * in fact 20 bytes in size. afs_dir_calc_slots() should be
+ * used for this.
+ *
+ * For names longer than (16 or) 20 bytes, extra slots should
+ * be annexed to this one using the extended_name format.
+ */
} u;
u8 extended_name[32];
} __packed;
@@ -96,4 +102,15 @@
union afs_xdr_dir_block blocks[AFS_DIR_BLOCKS_PER_PAGE];
};
+/*
+ * Calculate the number of dirent slots required for any given name length.
+ * The calculation is made assuming the part of the name in the first slot is
+ * 16 bytes, rather than 20, but this miscalculation is now standardised.
+ */
+static inline unsigned int afs_dir_calc_slots(size_t name_len)
+{
+ name_len++; /* NUL-terminated */
+ return 1 + ((name_len + 15) / AFS_DIR_DIRENT_SIZE);
+}
+
#endif /* XDR_FS_H */
diff --git a/fs/block_dev.c b/fs/block_dev.c
index 9293045..3e5b02f 100644
--- a/fs/block_dev.c
+++ b/fs/block_dev.c
@@ -1055,7 +1055,6 @@
/**
* bd_abort_claiming - abort claiming of a block device
* @bdev: block device of interest
- * @whole: whole block device
* @holder: holder that has claimed @bdev
*
* Abort claiming of a block device when the exclusive open failed. This can be
@@ -1828,6 +1827,7 @@
/**
* lookup_bdev - lookup a struct block_device by name
* @pathname: special file representing the block device
+ * @dev: return value of the block device's dev_t
*
* Get a reference to the blockdevice at @pathname in the current
* namespace if possible and return it. Return ERR_PTR(error)
diff --git a/fs/btrfs/btrfs_inode.h b/fs/btrfs/btrfs_inode.h
index 555cbce..d9bf53d 100644
--- a/fs/btrfs/btrfs_inode.h
+++ b/fs/btrfs/btrfs_inode.h
@@ -42,6 +42,15 @@
* to an inode.
*/
BTRFS_INODE_NO_XATTRS,
+ /*
+ * Set when we are in a context where we need to start a transaction and
+ * have dirty pages with the respective file range locked. This is to
+ * ensure that when reserving space for the transaction, if we are low
+ * on available space and need to flush delalloc, we will not flush
+ * delalloc for this inode, because that could result in a deadlock (on
+ * the file range, inode's io_tree).
+ */
+ BTRFS_INODE_NO_DELALLOC_FLUSH,
};
/* in memory btrfs inode */
diff --git a/fs/btrfs/ctree.c b/fs/btrfs/ctree.c
index 0781089..cc89b63 100644
--- a/fs/btrfs/ctree.c
+++ b/fs/btrfs/ctree.c
@@ -2555,8 +2555,14 @@
* @p: Holds all btree nodes along the search path
* @root: The root node of the tree
* @key: The key we are looking for
- * @ins_len: Indicates purpose of search, for inserts it is 1, for
- * deletions it's -1. 0 for plain searches
+ * @ins_len: Indicates purpose of search:
+ * >0 for inserts it's size of item inserted (*)
+ * <0 for deletions
+ * 0 for plain searches, not modifying the tree
+ *
+ * (*) If size of item inserted doesn't include
+ * sizeof(struct btrfs_item), then p->search_for_extension must
+ * be set.
* @cow: boolean should CoW operations be performed. Must always be 1
* when modifying the tree.
*
@@ -2717,6 +2723,20 @@
if (level == 0) {
p->slots[level] = slot;
+ /*
+ * Item key already exists. In this case, if we are
+ * allowed to insert the item (for example, in dir_item
+ * case, item key collision is allowed), it will be
+ * merged with the original item. Only the item size
+ * grows, no new btrfs item will be added. If
+ * search_for_extension is not set, ins_len already
+ * accounts the size btrfs_item, deduct it here so leaf
+ * space check will be correct.
+ */
+ if (ret == 0 && ins_len > 0 && !p->search_for_extension) {
+ ASSERT(ins_len >= sizeof(struct btrfs_item));
+ ins_len -= sizeof(struct btrfs_item);
+ }
if (ins_len > 0 &&
btrfs_leaf_free_space(b) < ins_len) {
if (write_lock_level < 1) {
diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h
index 1d3c1e4..e6e3759 100644
--- a/fs/btrfs/ctree.h
+++ b/fs/btrfs/ctree.h
@@ -131,6 +131,8 @@
* defrag
*/
BTRFS_FS_STATE_REMOUNTING,
+ /* Filesystem in RO mode */
+ BTRFS_FS_STATE_RO,
/* Track if a transaction abort has been reported on this filesystem */
BTRFS_FS_STATE_TRANS_ABORTED,
/*
@@ -367,6 +369,12 @@
unsigned int search_commit_root:1;
unsigned int need_commit_sem:1;
unsigned int skip_release_on_error:1;
+ /*
+ * Indicate that new item (btrfs_search_slot) is extending already
+ * existing item and ins_len contains only the data size and not item
+ * header (ie. sizeof(struct btrfs_item) is not included).
+ */
+ unsigned int search_for_extension:1;
};
#define BTRFS_MAX_EXTENT_ITEM_SIZE(r) ((BTRFS_LEAF_DATA_SIZE(r->fs_info) >> 4) - \
sizeof(struct btrfs_item))
@@ -2885,10 +2893,26 @@
* If we remount the fs to be R/O or umount the fs, the cleaner needn't do
* anything except sleeping. This function is used to check the status of
* the fs.
+ * We check for BTRFS_FS_STATE_RO to avoid races with a concurrent remount,
+ * since setting and checking for SB_RDONLY in the superblock's flags is not
+ * atomic.
*/
static inline int btrfs_need_cleaner_sleep(struct btrfs_fs_info *fs_info)
{
- return fs_info->sb->s_flags & SB_RDONLY || btrfs_fs_closing(fs_info);
+ return test_bit(BTRFS_FS_STATE_RO, &fs_info->fs_state) ||
+ btrfs_fs_closing(fs_info);
+}
+
+static inline void btrfs_set_sb_rdonly(struct super_block *sb)
+{
+ sb->s_flags |= SB_RDONLY;
+ set_bit(BTRFS_FS_STATE_RO, &btrfs_sb(sb)->fs_state);
+}
+
+static inline void btrfs_clear_sb_rdonly(struct super_block *sb)
+{
+ sb->s_flags &= ~SB_RDONLY;
+ clear_bit(BTRFS_FS_STATE_RO, &btrfs_sb(sb)->fs_state);
}
/* tree mod log functions from ctree.c */
@@ -3073,7 +3097,8 @@
u32 min_type);
int btrfs_start_delalloc_snapshot(struct btrfs_root *root);
-int btrfs_start_delalloc_roots(struct btrfs_fs_info *fs_info, u64 nr);
+int btrfs_start_delalloc_roots(struct btrfs_fs_info *fs_info, u64 nr,
+ bool in_reclaim_context);
int btrfs_set_extent_delalloc(struct btrfs_inode *inode, u64 start, u64 end,
unsigned int extra_bits,
struct extent_state **cached_state);
diff --git a/fs/btrfs/dev-replace.c b/fs/btrfs/dev-replace.c
index a98e33f..324f646 100644
--- a/fs/btrfs/dev-replace.c
+++ b/fs/btrfs/dev-replace.c
@@ -715,7 +715,7 @@
* flush all outstanding I/O and inode extent mappings before the
* copy operation is declared as being finished
*/
- ret = btrfs_start_delalloc_roots(fs_info, U64_MAX);
+ ret = btrfs_start_delalloc_roots(fs_info, U64_MAX, false);
if (ret) {
mutex_unlock(&dev_replace->lock_finishing_cancel_unmount);
return ret;
diff --git a/fs/btrfs/discard.c b/fs/btrfs/discard.c
index 1db966b..2b8383d 100644
--- a/fs/btrfs/discard.c
+++ b/fs/btrfs/discard.c
@@ -199,16 +199,15 @@
static struct btrfs_block_group *peek_discard_list(
struct btrfs_discard_ctl *discard_ctl,
enum btrfs_discard_state *discard_state,
- int *discard_index)
+ int *discard_index, u64 now)
{
struct btrfs_block_group *block_group;
- const u64 now = ktime_get_ns();
spin_lock(&discard_ctl->lock);
again:
block_group = find_next_block_group(discard_ctl, now);
- if (block_group && now > block_group->discard_eligible_time) {
+ if (block_group && now >= block_group->discard_eligible_time) {
if (block_group->discard_index == BTRFS_DISCARD_INDEX_UNUSED &&
block_group->used != 0) {
if (btrfs_is_block_group_data_only(block_group))
@@ -222,12 +221,11 @@
block_group->discard_state = BTRFS_DISCARD_EXTENTS;
}
discard_ctl->block_group = block_group;
+ }
+ if (block_group) {
*discard_state = block_group->discard_state;
*discard_index = block_group->discard_index;
- } else {
- block_group = NULL;
}
-
spin_unlock(&discard_ctl->lock);
return block_group;
@@ -330,28 +328,15 @@
btrfs_discard_schedule_work(discard_ctl, false);
}
-/**
- * btrfs_discard_schedule_work - responsible for scheduling the discard work
- * @discard_ctl: discard control
- * @override: override the current timer
- *
- * Discards are issued by a delayed workqueue item. @override is used to
- * update the current delay as the baseline delay interval is reevaluated on
- * transaction commit. This is also maxed with any other rate limit.
- */
-void btrfs_discard_schedule_work(struct btrfs_discard_ctl *discard_ctl,
- bool override)
+static void __btrfs_discard_schedule_work(struct btrfs_discard_ctl *discard_ctl,
+ u64 now, bool override)
{
struct btrfs_block_group *block_group;
- const u64 now = ktime_get_ns();
-
- spin_lock(&discard_ctl->lock);
if (!btrfs_run_discard_work(discard_ctl))
- goto out;
-
+ return;
if (!override && delayed_work_pending(&discard_ctl->work))
- goto out;
+ return;
block_group = find_next_block_group(discard_ctl, now);
if (block_group) {
@@ -393,7 +378,24 @@
mod_delayed_work(discard_ctl->discard_workers,
&discard_ctl->work, nsecs_to_jiffies(delay));
}
-out:
+}
+
+/*
+ * btrfs_discard_schedule_work - responsible for scheduling the discard work
+ * @discard_ctl: discard control
+ * @override: override the current timer
+ *
+ * Discards are issued by a delayed workqueue item. @override is used to
+ * update the current delay as the baseline delay interval is reevaluated on
+ * transaction commit. This is also maxed with any other rate limit.
+ */
+void btrfs_discard_schedule_work(struct btrfs_discard_ctl *discard_ctl,
+ bool override)
+{
+ const u64 now = ktime_get_ns();
+
+ spin_lock(&discard_ctl->lock);
+ __btrfs_discard_schedule_work(discard_ctl, now, override);
spin_unlock(&discard_ctl->lock);
}
@@ -438,13 +440,18 @@
int discard_index = 0;
u64 trimmed = 0;
u64 minlen = 0;
+ u64 now = ktime_get_ns();
discard_ctl = container_of(work, struct btrfs_discard_ctl, work.work);
block_group = peek_discard_list(discard_ctl, &discard_state,
- &discard_index);
+ &discard_index, now);
if (!block_group || !btrfs_run_discard_work(discard_ctl))
return;
+ if (now < block_group->discard_eligible_time) {
+ btrfs_discard_schedule_work(discard_ctl, false);
+ return;
+ }
/* Perform discarding */
minlen = discard_minlen[discard_index];
@@ -474,13 +481,6 @@
discard_ctl->discard_extent_bytes += trimmed;
}
- /*
- * Updated without locks as this is inside the workfn and nothing else
- * is reading the values
- */
- discard_ctl->prev_discard = trimmed;
- discard_ctl->prev_discard_time = ktime_get_ns();
-
/* Determine next steps for a block_group */
if (block_group->discard_cursor >= btrfs_block_group_end(block_group)) {
if (discard_state == BTRFS_DISCARD_BITMAPS) {
@@ -496,11 +496,13 @@
}
}
+ now = ktime_get_ns();
spin_lock(&discard_ctl->lock);
+ discard_ctl->prev_discard = trimmed;
+ discard_ctl->prev_discard_time = now;
discard_ctl->block_group = NULL;
+ __btrfs_discard_schedule_work(discard_ctl, now, false);
spin_unlock(&discard_ctl->lock);
-
- btrfs_discard_schedule_work(discard_ctl, false);
}
/**
diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
index 765deef..1dfd4b2 100644
--- a/fs/btrfs/disk-io.c
+++ b/fs/btrfs/disk-io.c
@@ -1729,7 +1729,7 @@
*/
btrfs_delete_unused_bgs(fs_info);
sleep:
- clear_bit(BTRFS_FS_CLEANER_RUNNING, &fs_info->flags);
+ clear_and_wake_up_bit(BTRFS_FS_CLEANER_RUNNING, &fs_info->flags);
if (kthread_should_park())
kthread_parkme();
if (kthread_should_stop())
@@ -2830,6 +2830,9 @@
return -ENOMEM;
btrfs_init_delayed_root(fs_info->delayed_root);
+ if (sb_rdonly(sb))
+ set_bit(BTRFS_FS_STATE_RO, &fs_info->fs_state);
+
return btrfs_alloc_stripe_hash_table(fs_info);
}
@@ -2969,6 +2972,7 @@
}
}
+ ret = btrfs_find_orphan_roots(fs_info);
out:
return ret;
}
@@ -3383,10 +3387,6 @@
}
}
- ret = btrfs_find_orphan_roots(fs_info);
- if (ret)
- goto fail_qgroup;
-
fs_info->fs_root = btrfs_get_fs_root(fs_info, BTRFS_FS_TREE_OBJECTID, true);
if (IS_ERR(fs_info->fs_root)) {
err = PTR_ERR(fs_info->fs_root);
@@ -4181,6 +4181,9 @@
invalidate_inode_pages2(fs_info->btree_inode->i_mapping);
btrfs_stop_all_workers(fs_info);
+ /* We shouldn't have any transaction open at this point */
+ ASSERT(list_empty(&fs_info->trans_list));
+
clear_bit(BTRFS_FS_OPEN, &fs_info->flags);
free_root_pointers(fs_info, true);
btrfs_free_fs_roots(fs_info);
diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c
index 56ea380..d79b836 100644
--- a/fs/btrfs/extent-tree.c
+++ b/fs/btrfs/extent-tree.c
@@ -844,6 +844,7 @@
want = extent_ref_type(parent, owner);
if (insert) {
extra_size = btrfs_extent_inline_ref_size(want);
+ path->search_for_extension = 1;
path->keep_locks = 1;
} else
extra_size = -1;
@@ -996,6 +997,7 @@
out:
if (insert) {
path->keep_locks = 0;
+ path->search_for_extension = 0;
btrfs_unlock_up_safe(path, 1);
}
return err;
diff --git a/fs/btrfs/file-item.c b/fs/btrfs/file-item.c
index 1545c22..6ccfc01 100644
--- a/fs/btrfs/file-item.c
+++ b/fs/btrfs/file-item.c
@@ -1016,8 +1016,10 @@
}
btrfs_release_path(path);
+ path->search_for_extension = 1;
ret = btrfs_search_slot(trans, root, &file_key, path,
csum_size, 1);
+ path->search_for_extension = 0;
if (ret < 0)
goto out;
diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index 8e23780..0707166 100644
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -9390,7 +9390,8 @@
* some fairly slow code that needs optimization. This walks the list
* of all the inodes with pending delalloc and forces them to disk.
*/
-static int start_delalloc_inodes(struct btrfs_root *root, u64 *nr, bool snapshot)
+static int start_delalloc_inodes(struct btrfs_root *root, u64 *nr, bool snapshot,
+ bool in_reclaim_context)
{
struct btrfs_inode *binode;
struct inode *inode;
@@ -9411,6 +9412,11 @@
list_move_tail(&binode->delalloc_inodes,
&root->delalloc_inodes);
+
+ if (in_reclaim_context &&
+ test_bit(BTRFS_INODE_NO_DELALLOC_FLUSH, &binode->runtime_flags))
+ continue;
+
inode = igrab(&binode->vfs_inode);
if (!inode) {
cond_resched_lock(&root->delalloc_lock);
@@ -9464,10 +9470,11 @@
if (test_bit(BTRFS_FS_STATE_ERROR, &fs_info->fs_state))
return -EROFS;
- return start_delalloc_inodes(root, &nr, true);
+ return start_delalloc_inodes(root, &nr, true, false);
}
-int btrfs_start_delalloc_roots(struct btrfs_fs_info *fs_info, u64 nr)
+int btrfs_start_delalloc_roots(struct btrfs_fs_info *fs_info, u64 nr,
+ bool in_reclaim_context)
{
struct btrfs_root *root;
struct list_head splice;
@@ -9490,7 +9497,7 @@
&fs_info->delalloc_roots);
spin_unlock(&fs_info->delalloc_root_lock);
- ret = start_delalloc_inodes(root, &nr, false);
+ ret = start_delalloc_inodes(root, &nr, false, in_reclaim_context);
btrfs_put_root(root);
if (ret < 0)
goto out;
diff --git a/fs/btrfs/ioctl.c b/fs/btrfs/ioctl.c
index 703212f..dde49a7 100644
--- a/fs/btrfs/ioctl.c
+++ b/fs/btrfs/ioctl.c
@@ -4951,7 +4951,7 @@
case BTRFS_IOC_SYNC: {
int ret;
- ret = btrfs_start_delalloc_roots(fs_info, U64_MAX);
+ ret = btrfs_start_delalloc_roots(fs_info, U64_MAX, false);
if (ret)
return ret;
ret = btrfs_sync_fs(inode->i_sb, 1);
diff --git a/fs/btrfs/qgroup.c b/fs/btrfs/qgroup.c
index fe30460..808370a 100644
--- a/fs/btrfs/qgroup.c
+++ b/fs/btrfs/qgroup.c
@@ -3190,6 +3190,12 @@
return ret;
}
+static bool rescan_should_stop(struct btrfs_fs_info *fs_info)
+{
+ return btrfs_fs_closing(fs_info) ||
+ test_bit(BTRFS_FS_STATE_REMOUNTING, &fs_info->fs_state);
+}
+
static void btrfs_qgroup_rescan_worker(struct btrfs_work *work)
{
struct btrfs_fs_info *fs_info = container_of(work, struct btrfs_fs_info,
@@ -3198,6 +3204,7 @@
struct btrfs_trans_handle *trans = NULL;
int err = -ENOMEM;
int ret = 0;
+ bool stopped = false;
path = btrfs_alloc_path();
if (!path)
@@ -3210,7 +3217,7 @@
path->skip_locking = 1;
err = 0;
- while (!err && !btrfs_fs_closing(fs_info)) {
+ while (!err && !(stopped = rescan_should_stop(fs_info))) {
trans = btrfs_start_transaction(fs_info->fs_root, 0);
if (IS_ERR(trans)) {
err = PTR_ERR(trans);
@@ -3253,7 +3260,7 @@
}
mutex_lock(&fs_info->qgroup_rescan_lock);
- if (!btrfs_fs_closing(fs_info))
+ if (!stopped)
fs_info->qgroup_flags &= ~BTRFS_QGROUP_STATUS_FLAG_RESCAN;
if (trans) {
ret = update_qgroup_status_item(trans);
@@ -3272,7 +3279,7 @@
btrfs_end_transaction(trans);
- if (btrfs_fs_closing(fs_info)) {
+ if (stopped) {
btrfs_info(fs_info, "qgroup scan paused");
} else if (err >= 0) {
btrfs_info(fs_info, "qgroup scan completed%s",
@@ -3531,16 +3538,6 @@
bool can_commit = true;
/*
- * We don't want to run flush again and again, so if there is a running
- * one, we won't try to start a new flush, but exit directly.
- */
- if (test_and_set_bit(BTRFS_ROOT_QGROUP_FLUSHING, &root->state)) {
- wait_event(root->qgroup_flush_wait,
- !test_bit(BTRFS_ROOT_QGROUP_FLUSHING, &root->state));
- return 0;
- }
-
- /*
* If current process holds a transaction, we shouldn't flush, as we
* assume all space reservation happens before a transaction handle is
* held.
@@ -3554,6 +3551,26 @@
current->journal_info != BTRFS_SEND_TRANS_STUB)
can_commit = false;
+ /*
+ * We don't want to run flush again and again, so if there is a running
+ * one, we won't try to start a new flush, but exit directly.
+ */
+ if (test_and_set_bit(BTRFS_ROOT_QGROUP_FLUSHING, &root->state)) {
+ /*
+ * We are already holding a transaction, thus we can block other
+ * threads from flushing. So exit right now. This increases
+ * the chance of EDQUOT for heavy load and near limit cases.
+ * But we can argue that if we're already near limit, EDQUOT is
+ * unavoidable anyway.
+ */
+ if (!can_commit)
+ return 0;
+
+ wait_event(root->qgroup_flush_wait,
+ !test_bit(BTRFS_ROOT_QGROUP_FLUSHING, &root->state));
+ return 0;
+ }
+
ret = btrfs_start_delalloc_snapshot(root);
if (ret < 0)
goto out;
diff --git a/fs/btrfs/reflink.c b/fs/btrfs/reflink.c
index ab80896..b03e789 100644
--- a/fs/btrfs/reflink.c
+++ b/fs/btrfs/reflink.c
@@ -89,6 +89,19 @@
if (ret)
goto out_unlock;
+ /*
+ * After dirtying the page our caller will need to start a transaction,
+ * and if we are low on metadata free space, that can cause flushing of
+ * delalloc for all inodes in order to get metadata space released.
+ * However we are holding the range locked for the whole duration of
+ * the clone/dedupe operation, so we may deadlock if that happens and no
+ * other task releases enough space. So mark this inode as not being
+ * possible to flush to avoid such deadlock. We will clear that flag
+ * when we finish cloning all extents, since a transaction is started
+ * after finding each extent to clone.
+ */
+ set_bit(BTRFS_INODE_NO_DELALLOC_FLUSH, &inode->runtime_flags);
+
if (comp_type == BTRFS_COMPRESS_NONE) {
char *map;
@@ -549,6 +562,8 @@
out:
btrfs_free_path(path);
kvfree(buf);
+ clear_bit(BTRFS_INODE_NO_DELALLOC_FLUSH, &BTRFS_I(inode)->runtime_flags);
+
return ret;
}
diff --git a/fs/btrfs/send.c b/fs/btrfs/send.c
index d719a275..ae97f4d 100644
--- a/fs/btrfs/send.c
+++ b/fs/btrfs/send.c
@@ -236,6 +236,7 @@
* after this directory is moved, we can try to rmdir the ino rmdir_ino.
*/
u64 rmdir_ino;
+ u64 rmdir_gen;
bool orphanized;
};
@@ -316,7 +317,7 @@
static struct waiting_dir_move *
get_waiting_dir_move(struct send_ctx *sctx, u64 ino);
-static int is_waiting_for_rm(struct send_ctx *sctx, u64 dir_ino);
+static int is_waiting_for_rm(struct send_ctx *sctx, u64 dir_ino, u64 gen);
static int need_send_hole(struct send_ctx *sctx)
{
@@ -2299,7 +2300,7 @@
fs_path_reset(name);
- if (is_waiting_for_rm(sctx, ino)) {
+ if (is_waiting_for_rm(sctx, ino, gen)) {
ret = gen_unique_name(sctx, ino, gen, name);
if (ret < 0)
goto out;
@@ -2858,8 +2859,8 @@
return ret;
}
-static struct orphan_dir_info *
-add_orphan_dir_info(struct send_ctx *sctx, u64 dir_ino)
+static struct orphan_dir_info *add_orphan_dir_info(struct send_ctx *sctx,
+ u64 dir_ino, u64 dir_gen)
{
struct rb_node **p = &sctx->orphan_dirs.rb_node;
struct rb_node *parent = NULL;
@@ -2868,20 +2869,23 @@
while (*p) {
parent = *p;
entry = rb_entry(parent, struct orphan_dir_info, node);
- if (dir_ino < entry->ino) {
+ if (dir_ino < entry->ino)
p = &(*p)->rb_left;
- } else if (dir_ino > entry->ino) {
+ else if (dir_ino > entry->ino)
p = &(*p)->rb_right;
- } else {
+ else if (dir_gen < entry->gen)
+ p = &(*p)->rb_left;
+ else if (dir_gen > entry->gen)
+ p = &(*p)->rb_right;
+ else
return entry;
- }
}
odi = kmalloc(sizeof(*odi), GFP_KERNEL);
if (!odi)
return ERR_PTR(-ENOMEM);
odi->ino = dir_ino;
- odi->gen = 0;
+ odi->gen = dir_gen;
odi->last_dir_index_offset = 0;
rb_link_node(&odi->node, parent, p);
@@ -2889,8 +2893,8 @@
return odi;
}
-static struct orphan_dir_info *
-get_orphan_dir_info(struct send_ctx *sctx, u64 dir_ino)
+static struct orphan_dir_info *get_orphan_dir_info(struct send_ctx *sctx,
+ u64 dir_ino, u64 gen)
{
struct rb_node *n = sctx->orphan_dirs.rb_node;
struct orphan_dir_info *entry;
@@ -2901,15 +2905,19 @@
n = n->rb_left;
else if (dir_ino > entry->ino)
n = n->rb_right;
+ else if (gen < entry->gen)
+ n = n->rb_left;
+ else if (gen > entry->gen)
+ n = n->rb_right;
else
return entry;
}
return NULL;
}
-static int is_waiting_for_rm(struct send_ctx *sctx, u64 dir_ino)
+static int is_waiting_for_rm(struct send_ctx *sctx, u64 dir_ino, u64 gen)
{
- struct orphan_dir_info *odi = get_orphan_dir_info(sctx, dir_ino);
+ struct orphan_dir_info *odi = get_orphan_dir_info(sctx, dir_ino, gen);
return odi != NULL;
}
@@ -2954,7 +2962,7 @@
key.type = BTRFS_DIR_INDEX_KEY;
key.offset = 0;
- odi = get_orphan_dir_info(sctx, dir);
+ odi = get_orphan_dir_info(sctx, dir, dir_gen);
if (odi)
key.offset = odi->last_dir_index_offset;
@@ -2985,7 +2993,7 @@
dm = get_waiting_dir_move(sctx, loc.objectid);
if (dm) {
- odi = add_orphan_dir_info(sctx, dir);
+ odi = add_orphan_dir_info(sctx, dir, dir_gen);
if (IS_ERR(odi)) {
ret = PTR_ERR(odi);
goto out;
@@ -2993,12 +3001,13 @@
odi->gen = dir_gen;
odi->last_dir_index_offset = found_key.offset;
dm->rmdir_ino = dir;
+ dm->rmdir_gen = dir_gen;
ret = 0;
goto out;
}
if (loc.objectid > send_progress) {
- odi = add_orphan_dir_info(sctx, dir);
+ odi = add_orphan_dir_info(sctx, dir, dir_gen);
if (IS_ERR(odi)) {
ret = PTR_ERR(odi);
goto out;
@@ -3038,6 +3047,7 @@
return -ENOMEM;
dm->ino = ino;
dm->rmdir_ino = 0;
+ dm->rmdir_gen = 0;
dm->orphanized = orphanized;
while (*p) {
@@ -3183,7 +3193,7 @@
while (ino != BTRFS_FIRST_FREE_OBJECTID) {
fs_path_reset(name);
- if (is_waiting_for_rm(sctx, ino))
+ if (is_waiting_for_rm(sctx, ino, gen))
break;
if (is_waiting_for_move(sctx, ino)) {
if (*ancestor_ino == 0)
@@ -3223,6 +3233,7 @@
u64 parent_ino, parent_gen;
struct waiting_dir_move *dm = NULL;
u64 rmdir_ino = 0;
+ u64 rmdir_gen;
u64 ancestor;
bool is_orphan;
int ret;
@@ -3237,6 +3248,7 @@
dm = get_waiting_dir_move(sctx, pm->ino);
ASSERT(dm);
rmdir_ino = dm->rmdir_ino;
+ rmdir_gen = dm->rmdir_gen;
is_orphan = dm->orphanized;
free_waiting_dir_move(sctx, dm);
@@ -3273,6 +3285,7 @@
dm = get_waiting_dir_move(sctx, pm->ino);
ASSERT(dm);
dm->rmdir_ino = rmdir_ino;
+ dm->rmdir_gen = rmdir_gen;
}
goto out;
}
@@ -3291,7 +3304,7 @@
struct orphan_dir_info *odi;
u64 gen;
- odi = get_orphan_dir_info(sctx, rmdir_ino);
+ odi = get_orphan_dir_info(sctx, rmdir_ino, rmdir_gen);
if (!odi) {
/* already deleted */
goto finish;
diff --git a/fs/btrfs/space-info.c b/fs/btrfs/space-info.c
index 6409956..67e55c5 100644
--- a/fs/btrfs/space-info.c
+++ b/fs/btrfs/space-info.c
@@ -532,7 +532,7 @@
loops = 0;
while ((delalloc_bytes || dio_bytes) && loops < 3) {
- btrfs_start_delalloc_roots(fs_info, items);
+ btrfs_start_delalloc_roots(fs_info, items, true);
loops++;
if (wait_ordered && !trans) {
diff --git a/fs/btrfs/super.c b/fs/btrfs/super.c
index 022f208..12d7d3b 100644
--- a/fs/btrfs/super.c
+++ b/fs/btrfs/super.c
@@ -175,7 +175,7 @@
btrfs_discard_stop(fs_info);
/* btrfs handle error by forcing the filesystem readonly */
- sb->s_flags |= SB_RDONLY;
+ btrfs_set_sb_rdonly(sb);
btrfs_info(fs_info, "forced readonly");
/*
* Note that a running device replace operation is not canceled here
@@ -1953,7 +1953,7 @@
/* avoid complains from lockdep et al. */
up(&fs_info->uuid_tree_rescan_sem);
- sb->s_flags |= SB_RDONLY;
+ btrfs_set_sb_rdonly(sb);
/*
* Setting SB_RDONLY will put the cleaner thread to
@@ -1964,10 +1964,42 @@
*/
btrfs_delete_unused_bgs(fs_info);
+ /*
+ * The cleaner task could be already running before we set the
+ * flag BTRFS_FS_STATE_RO (and SB_RDONLY in the superblock).
+ * We must make sure that after we finish the remount, i.e. after
+ * we call btrfs_commit_super(), the cleaner can no longer start
+ * a transaction - either because it was dropping a dead root,
+ * running delayed iputs or deleting an unused block group (the
+ * cleaner picked a block group from the list of unused block
+ * groups before we were able to in the previous call to
+ * btrfs_delete_unused_bgs()).
+ */
+ wait_on_bit(&fs_info->flags, BTRFS_FS_CLEANER_RUNNING,
+ TASK_UNINTERRUPTIBLE);
+
+ /*
+ * We've set the superblock to RO mode, so we might have made
+ * the cleaner task sleep without running all pending delayed
+ * iputs. Go through all the delayed iputs here, so that if an
+ * unmount happens without remounting RW we don't end up at
+ * finishing close_ctree() with a non-empty list of delayed
+ * iputs.
+ */
+ btrfs_run_delayed_iputs(fs_info);
+
btrfs_dev_replace_suspend_for_unmount(fs_info);
btrfs_scrub_cancel(fs_info);
btrfs_pause_balance(fs_info);
+ /*
+ * Pause the qgroup rescan worker if it is running. We don't want
+ * it to be still running after we are in RO mode, as after that,
+ * by the time we unmount, it might have left a transaction open,
+ * so we would leak the transaction and/or crash.
+ */
+ btrfs_qgroup_wait_for_completion(fs_info, false);
+
ret = btrfs_commit_super(fs_info);
if (ret)
goto restore;
@@ -2006,7 +2038,7 @@
if (ret)
goto restore;
- sb->s_flags &= ~SB_RDONLY;
+ btrfs_clear_sb_rdonly(sb);
set_bit(BTRFS_FS_OPEN, &fs_info->flags);
}
@@ -2028,6 +2060,8 @@
/* We've hit an error - don't reset SB_RDONLY */
if (sb_rdonly(sb))
old_flags |= SB_RDONLY;
+ if (!(old_flags & SB_RDONLY))
+ clear_bit(BTRFS_FS_STATE_RO, &fs_info->fs_state);
sb->s_flags = old_flags;
fs_info->mount_opt = old_opts;
fs_info->compress_type = old_compress_type;
diff --git a/fs/btrfs/tests/btrfs-tests.c b/fs/btrfs/tests/btrfs-tests.c
index 8ca334d..6bd97bd 100644
--- a/fs/btrfs/tests/btrfs-tests.c
+++ b/fs/btrfs/tests/btrfs-tests.c
@@ -55,8 +55,14 @@
struct inode *inode;
inode = new_inode(test_mnt->mnt_sb);
- if (inode)
- inode_init_owner(inode, NULL, S_IFREG);
+ if (!inode)
+ return NULL;
+
+ inode->i_mode = S_IFREG;
+ BTRFS_I(inode)->location.type = BTRFS_INODE_ITEM_KEY;
+ BTRFS_I(inode)->location.objectid = BTRFS_FIRST_FREE_OBJECTID;
+ BTRFS_I(inode)->location.offset = 0;
+ inode_init_owner(inode, NULL, S_IFREG);
return inode;
}
diff --git a/fs/btrfs/tests/inode-tests.c b/fs/btrfs/tests/inode-tests.c
index 0402206..c9874b1 100644
--- a/fs/btrfs/tests/inode-tests.c
+++ b/fs/btrfs/tests/inode-tests.c
@@ -232,11 +232,6 @@
return ret;
}
- inode->i_mode = S_IFREG;
- BTRFS_I(inode)->location.type = BTRFS_INODE_ITEM_KEY;
- BTRFS_I(inode)->location.objectid = BTRFS_FIRST_FREE_OBJECTID;
- BTRFS_I(inode)->location.offset = 0;
-
fs_info = btrfs_alloc_dummy_fs_info(nodesize, sectorsize);
if (!fs_info) {
test_std_err(TEST_ALLOC_FS_INFO);
@@ -835,10 +830,6 @@
return ret;
}
- BTRFS_I(inode)->location.type = BTRFS_INODE_ITEM_KEY;
- BTRFS_I(inode)->location.objectid = BTRFS_FIRST_FREE_OBJECTID;
- BTRFS_I(inode)->location.offset = 0;
-
fs_info = btrfs_alloc_dummy_fs_info(nodesize, sectorsize);
if (!fs_info) {
test_std_err(TEST_ALLOC_FS_INFO);
diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c
index ee086fc..b62be84 100644
--- a/fs/btrfs/volumes.c
+++ b/fs/btrfs/volumes.c
@@ -2592,7 +2592,7 @@
set_blocksize(device->bdev, BTRFS_BDEV_BLOCKSIZE);
if (seeding_dev) {
- sb->s_flags &= ~SB_RDONLY;
+ btrfs_clear_sb_rdonly(sb);
ret = btrfs_prepare_sprout(fs_info);
if (ret) {
btrfs_abort_transaction(trans, ret);
@@ -2728,7 +2728,7 @@
mutex_unlock(&fs_info->fs_devices->device_list_mutex);
error_trans:
if (seeding_dev)
- sb->s_flags |= SB_RDONLY;
+ btrfs_set_sb_rdonly(sb);
if (trans)
btrfs_end_transaction(trans);
error_free_zone:
diff --git a/fs/ceph/mds_client.c b/fs/ceph/mds_client.c
index 98c15ff..84058703 100644
--- a/fs/ceph/mds_client.c
+++ b/fs/ceph/mds_client.c
@@ -2475,6 +2475,22 @@
return r;
}
+static void encode_timestamp_and_gids(void **p,
+ const struct ceph_mds_request *req)
+{
+ struct ceph_timespec ts;
+ int i;
+
+ ceph_encode_timespec64(&ts, &req->r_stamp);
+ ceph_encode_copy(p, &ts, sizeof(ts));
+
+ /* gid_list */
+ ceph_encode_32(p, req->r_cred->group_info->ngroups);
+ for (i = 0; i < req->r_cred->group_info->ngroups; i++)
+ ceph_encode_64(p, from_kgid(&init_user_ns,
+ req->r_cred->group_info->gid[i]));
+}
+
/*
* called under mdsc->mutex
*/
@@ -2491,7 +2507,7 @@
u64 ino1 = 0, ino2 = 0;
int pathlen1 = 0, pathlen2 = 0;
bool freepath1 = false, freepath2 = false;
- int len, i;
+ int len;
u16 releases;
void *p, *end;
int ret;
@@ -2517,17 +2533,10 @@
goto out_free1;
}
- if (legacy) {
- /* Old style */
- len = sizeof(*head);
- } else {
- /* New style: add gid_list and any later fields */
- len = sizeof(struct ceph_mds_request_head) + sizeof(u32) +
- (sizeof(u64) * req->r_cred->group_info->ngroups);
- }
-
+ len = legacy ? sizeof(*head) : sizeof(struct ceph_mds_request_head);
len += pathlen1 + pathlen2 + 2*(1 + sizeof(u32) + sizeof(u64)) +
sizeof(struct ceph_timespec);
+ len += sizeof(u32) + (sizeof(u64) * req->r_cred->group_info->ngroups);
/* calculate (max) length for cap releases */
len += sizeof(struct ceph_mds_request_release) *
@@ -2548,7 +2557,7 @@
msg->hdr.tid = cpu_to_le64(req->r_tid);
/*
- * The old ceph_mds_request_header didn't contain a version field, and
+ * The old ceph_mds_request_head didn't contain a version field, and
* one was added when we moved the message version from 3->4.
*/
if (legacy) {
@@ -2609,20 +2618,7 @@
head->num_releases = cpu_to_le16(releases);
- /* time stamp */
- {
- struct ceph_timespec ts;
- ceph_encode_timespec64(&ts, &req->r_stamp);
- ceph_encode_copy(&p, &ts, sizeof(ts));
- }
-
- /* gid list */
- if (!legacy) {
- ceph_encode_32(&p, req->r_cred->group_info->ngroups);
- for (i = 0; i < req->r_cred->group_info->ngroups; i++)
- ceph_encode_64(&p, from_kgid(&init_user_ns,
- req->r_cred->group_info->gid[i]));
- }
+ encode_timestamp_and_gids(&p, req);
if (WARN_ON_ONCE(p > end)) {
ceph_msg_put(msg);
@@ -2730,13 +2726,8 @@
/* remove cap/dentry releases from message */
rhead->num_releases = 0;
- /* time stamp */
p = msg->front.iov_base + req->r_request_release_offset;
- {
- struct ceph_timespec ts;
- ceph_encode_timespec64(&ts, &req->r_stamp);
- ceph_encode_copy(&p, &ts, sizeof(ts));
- }
+ encode_timestamp_and_gids(&p, req);
msg->front.iov_len = p - msg->front.iov_base;
msg->hdr.front_len = cpu_to_le32(msg->front.iov_len);
diff --git a/fs/file.c b/fs/file.c
index c0b6096..dab120b 100644
--- a/fs/file.c
+++ b/fs/file.c
@@ -21,7 +21,6 @@
#include <linux/rcupdate.h>
#include <linux/close_range.h>
#include <net/sock.h>
-#include <linux/io_uring.h>
unsigned int sysctl_nr_open __read_mostly = 1024*1024;
unsigned int sysctl_nr_open_min = BITS_PER_LONG;
@@ -428,7 +427,6 @@
struct files_struct * files = tsk->files;
if (files) {
- io_uring_files_cancel(files);
task_lock(tsk);
tsk->files = NULL;
task_unlock(tsk);
diff --git a/fs/io_uring.c b/fs/io_uring.c
index 7e35283..ca46f31 100644
--- a/fs/io_uring.c
+++ b/fs/io_uring.c
@@ -992,6 +992,10 @@
ACCT_PINNED,
};
+static void destroy_fixed_file_ref_node(struct fixed_file_ref_node *ref_node);
+static struct fixed_file_ref_node *alloc_fixed_file_ref_node(
+ struct io_ring_ctx *ctx);
+
static void __io_complete_rw(struct io_kiocb *req, long res, long res2,
struct io_comp_state *cs);
static void io_cqring_fill_event(struct io_kiocb *req, long res);
@@ -1501,6 +1505,13 @@
spin_unlock_irq(&ctx->inflight_lock);
req->work.flags |= IO_WQ_WORK_FILES;
}
+ if (!(req->work.flags & IO_WQ_WORK_MM) &&
+ (def->work_flags & IO_WQ_WORK_MM)) {
+ if (id->mm != current->mm)
+ return false;
+ mmgrab(id->mm);
+ req->work.flags |= IO_WQ_WORK_MM;
+ }
return true;
}
@@ -1525,13 +1536,6 @@
req->work.flags |= IO_WQ_WORK_UNBOUND;
}
- /* ->mm can never change on us */
- if (!(req->work.flags & IO_WQ_WORK_MM) &&
- (def->work_flags & IO_WQ_WORK_MM)) {
- mmgrab(id->mm);
- req->work.flags |= IO_WQ_WORK_MM;
- }
-
/* if we fail grabbing identity, we must COW, regrab, and retry */
if (io_grab_identity(req))
return;
@@ -7231,14 +7235,28 @@
complete(&data->done);
}
+static void io_sqe_files_set_node(struct fixed_file_data *file_data,
+ struct fixed_file_ref_node *ref_node)
+{
+ spin_lock_bh(&file_data->lock);
+ file_data->node = ref_node;
+ list_add_tail(&ref_node->node, &file_data->ref_list);
+ spin_unlock_bh(&file_data->lock);
+ percpu_ref_get(&file_data->refs);
+}
+
static int io_sqe_files_unregister(struct io_ring_ctx *ctx)
{
struct fixed_file_data *data = ctx->file_data;
- struct fixed_file_ref_node *ref_node = NULL;
+ struct fixed_file_ref_node *backup_node, *ref_node = NULL;
unsigned nr_tables, i;
+ int ret;
if (!data)
return -ENXIO;
+ backup_node = alloc_fixed_file_ref_node(ctx);
+ if (!backup_node)
+ return -ENOMEM;
spin_lock_bh(&data->lock);
ref_node = data->node;
@@ -7250,7 +7268,18 @@
/* wait for all refs nodes to complete */
flush_delayed_work(&ctx->file_put_work);
- wait_for_completion(&data->done);
+ do {
+ ret = wait_for_completion_interruptible(&data->done);
+ if (!ret)
+ break;
+ ret = io_run_task_work_sig();
+ if (ret < 0) {
+ percpu_ref_resurrect(&data->refs);
+ reinit_completion(&data->done);
+ io_sqe_files_set_node(data, backup_node);
+ return ret;
+ }
+ } while (1);
__io_sqe_files_unregister(ctx);
nr_tables = DIV_ROUND_UP(ctx->nr_user_files, IORING_MAX_FILES_TABLE);
@@ -7261,6 +7290,7 @@
kfree(data);
ctx->file_data = NULL;
ctx->nr_user_files = 0;
+ destroy_fixed_file_ref_node(backup_node);
return 0;
}
@@ -7758,11 +7788,7 @@
return PTR_ERR(ref_node);
}
- file_data->node = ref_node;
- spin_lock_bh(&file_data->lock);
- list_add_tail(&ref_node->node, &file_data->ref_list);
- spin_unlock_bh(&file_data->lock);
- percpu_ref_get(&file_data->refs);
+ io_sqe_files_set_node(file_data, ref_node);
return ret;
out_fput:
for (i = 0; i < ctx->nr_user_files; i++) {
@@ -7918,11 +7944,7 @@
if (needs_switch) {
percpu_ref_kill(&data->node->refs);
- spin_lock_bh(&data->lock);
- list_add_tail(&ref_node->node, &data->ref_list);
- data->node = ref_node;
- spin_unlock_bh(&data->lock);
- percpu_ref_get(&ctx->file_data->refs);
+ io_sqe_files_set_node(data, ref_node);
} else
destroy_fixed_file_ref_node(ref_node);
diff --git a/fs/select.c b/fs/select.c
index ebfebdf..37aaa83 100644
--- a/fs/select.c
+++ b/fs/select.c
@@ -1011,14 +1011,17 @@
fdcount = do_poll(head, &table, end_time);
poll_freewait(&table);
+ if (!user_write_access_begin(ufds, nfds * sizeof(*ufds)))
+ goto out_fds;
+
for (walk = head; walk; walk = walk->next) {
struct pollfd *fds = walk->entries;
int j;
- for (j = 0; j < walk->len; j++, ufds++)
- if (__put_user(fds[j].revents, &ufds->revents))
- goto out_fds;
+ for (j = walk->len; j; fds++, ufds++, j--)
+ unsafe_put_user(fds->revents, &ufds->revents, Efault);
}
+ user_write_access_end();
err = fdcount;
out_fds:
@@ -1030,6 +1033,11 @@
}
return err;
+
+Efault:
+ user_write_access_end();
+ err = -EFAULT;
+ goto out_fds;
}
static long do_restart_poll(struct restart_block *restart_block)
diff --git a/fs/zonefs/Kconfig b/fs/zonefs/Kconfig
index ef2697b..827278f 100644
--- a/fs/zonefs/Kconfig
+++ b/fs/zonefs/Kconfig
@@ -3,6 +3,7 @@
depends on BLOCK
depends on BLK_DEV_ZONED
select FS_IOMAP
+ select CRC32
help
zonefs is a simple file system which exposes zones of a zoned block
device (e.g. host-managed or host-aware SMR disk drives) as files.
diff --git a/include/asm-generic/Kbuild b/include/asm-generic/Kbuild
index 4365b9a..267f6df 100644
--- a/include/asm-generic/Kbuild
+++ b/include/asm-generic/Kbuild
@@ -34,6 +34,7 @@
mandatory-y += kprobes.h
mandatory-y += linkage.h
mandatory-y += local.h
+mandatory-y += local64.h
mandatory-y += mm-arch-hooks.h
mandatory-y += mmiowb.h
mandatory-y += mmu.h
diff --git a/include/kvm/arm_pmu.h b/include/kvm/arm_pmu.h
index fc85f50..8dcb3e1 100644
--- a/include/kvm/arm_pmu.h
+++ b/include/kvm/arm_pmu.h
@@ -13,7 +13,7 @@
#define ARMV8_PMU_CYCLE_IDX (ARMV8_PMU_MAX_COUNTERS - 1)
#define ARMV8_PMU_MAX_COUNTER_PAIRS ((ARMV8_PMU_MAX_COUNTERS + 1) >> 1)
-#ifdef CONFIG_KVM_ARM_PMU
+#ifdef CONFIG_HW_PERF_EVENTS
struct kvm_pmc {
u8 idx; /* index into the pmu->pmc array */
diff --git a/include/linux/acpi.h b/include/linux/acpi.h
index 2630c2e..053bf05 100644
--- a/include/linux/acpi.h
+++ b/include/linux/acpi.h
@@ -885,6 +885,13 @@
return -ENODEV;
}
+static inline struct platform_device *
+acpi_create_platform_device(struct acpi_device *adev,
+ struct property_entry *properties)
+{
+ return NULL;
+}
+
static inline bool acpi_dma_supported(struct acpi_device *adev)
{
return false;
diff --git a/include/linux/blk-mq.h b/include/linux/blk-mq.h
index 47b0219..d705b17 100644
--- a/include/linux/blk-mq.h
+++ b/include/linux/blk-mq.h
@@ -447,8 +447,8 @@
BLK_MQ_REQ_NOWAIT = (__force blk_mq_req_flags_t)(1 << 0),
/* allocate from reserved pool */
BLK_MQ_REQ_RESERVED = (__force blk_mq_req_flags_t)(1 << 1),
- /* set RQF_PREEMPT */
- BLK_MQ_REQ_PREEMPT = (__force blk_mq_req_flags_t)(1 << 3),
+ /* set RQF_PM */
+ BLK_MQ_REQ_PM = (__force blk_mq_req_flags_t)(1 << 2),
};
struct request *blk_mq_alloc_request(struct request_queue *q, unsigned int op,
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
index 070de09..f94ee30 100644
--- a/include/linux/blkdev.h
+++ b/include/linux/blkdev.h
@@ -79,9 +79,6 @@
#define RQF_MQ_INFLIGHT ((__force req_flags_t)(1 << 6))
/* don't call prep for this one */
#define RQF_DONTPREP ((__force req_flags_t)(1 << 7))
-/* set for "ide_preempt" requests and also for requests for which the SCSI
- "quiesce" state must be ignored. */
-#define RQF_PREEMPT ((__force req_flags_t)(1 << 8))
/* vaguely specified driver internal error. Ignored by the block layer */
#define RQF_FAILED ((__force req_flags_t)(1 << 10))
/* don't warn about errors */
@@ -430,8 +427,7 @@
unsigned long queue_flags;
/*
* Number of contexts that have called blk_set_pm_only(). If this
- * counter is above zero then only RQF_PM and RQF_PREEMPT requests are
- * processed.
+ * counter is above zero then only RQF_PM requests are processed.
*/
atomic_t pm_only;
@@ -696,6 +692,18 @@
return q->mq_ops;
}
+#ifdef CONFIG_PM
+static inline enum rpm_status queue_rpm_status(struct request_queue *q)
+{
+ return q->rpm_status;
+}
+#else
+static inline enum rpm_status queue_rpm_status(struct request_queue *q)
+{
+ return RPM_ACTIVE;
+}
+#endif
+
static inline enum blk_zoned_model
blk_queue_zoned_model(struct request_queue *q)
{
diff --git a/include/linux/build_bug.h b/include/linux/build_bug.h
index 7bb66e1..e3a0be2 100644
--- a/include/linux/build_bug.h
+++ b/include/linux/build_bug.h
@@ -77,9 +77,4 @@
#define static_assert(expr, ...) __static_assert(expr, ##__VA_ARGS__, #expr)
#define __static_assert(expr, msg, ...) _Static_assert(expr, msg)
-#ifdef __GENKSYMS__
-/* genksyms gets confused by _Static_assert */
-#define _Static_assert(expr, ...)
-#endif
-
#endif /* _LINUX_BUILD_BUG_H */
diff --git a/include/linux/ceph/msgr.h b/include/linux/ceph/msgr.h
index f5e02f6..3989dcb 100644
--- a/include/linux/ceph/msgr.h
+++ b/include/linux/ceph/msgr.h
@@ -33,8 +33,8 @@
#define CEPH_MSGR2_INCARNATION_1 (0ull)
#define DEFINE_MSGR2_FEATURE(bit, incarnation, name) \
- static const uint64_t CEPH_MSGR2_FEATURE_##name = (1ULL << bit); \
- static const uint64_t CEPH_MSGR2_FEATUREMASK_##name = \
+ static const uint64_t __maybe_unused CEPH_MSGR2_FEATURE_##name = (1ULL << bit); \
+ static const uint64_t __maybe_unused CEPH_MSGR2_FEATUREMASK_##name = \
(1ULL << bit | CEPH_MSGR2_INCARNATION_##incarnation);
#define HAVE_MSGR2_FEATURE(x, name) \
diff --git a/include/linux/compiler_attributes.h b/include/linux/compiler_attributes.h
index b2a3f4f..ea5e04e 100644
--- a/include/linux/compiler_attributes.h
+++ b/include/linux/compiler_attributes.h
@@ -273,6 +273,12 @@
#define __used __attribute__((__used__))
/*
+ * gcc: https://gcc.gnu.org/onlinedocs/gcc/Common-Function-Attributes.html#index-warn_005funused_005fresult-function-attribute
+ * clang: https://clang.llvm.org/docs/AttributeReference.html#nodiscard-warn-unused-result
+ */
+#define __must_check __attribute__((__warn_unused_result__))
+
+/*
* gcc: https://gcc.gnu.org/onlinedocs/gcc/Common-Function-Attributes.html#index-weak-function-attribute
* gcc: https://gcc.gnu.org/onlinedocs/gcc/Common-Variable-Attributes.html#index-weak-variable-attribute
*/
diff --git a/include/linux/compiler_types.h b/include/linux/compiler_types.h
index bbaa39e..e5dd5a4 100644
--- a/include/linux/compiler_types.h
+++ b/include/linux/compiler_types.h
@@ -121,12 +121,6 @@
unsigned long constant;
};
-#ifdef CONFIG_ENABLE_MUST_CHECK
-#define __must_check __attribute__((__warn_unused_result__))
-#else
-#define __must_check
-#endif
-
#if defined(CC_USING_HOTPATCH)
#define notrace __attribute__((hotpatch(0, 0)))
#elif defined(CC_USING_PATCHABLE_FUNCTION_ENTRY)
diff --git a/include/linux/console.h b/include/linux/console.h
index dbe78e8..20874db 100644
--- a/include/linux/console.h
+++ b/include/linux/console.h
@@ -186,12 +186,9 @@
extern int braille_unregister_console(struct console *);
#ifdef CONFIG_TTY
extern void console_sysfs_notify(void);
-extern void register_ttynull_console(void);
#else
static inline void console_sysfs_notify(void)
{ }
-static inline void register_ttynull_console(void)
-{ }
#endif
extern bool console_suspend_enabled;
diff --git a/include/linux/intel-iommu.h b/include/linux/intel-iommu.h
index d956987..09c6a0b 100644
--- a/include/linux/intel-iommu.h
+++ b/include/linux/intel-iommu.h
@@ -533,11 +533,10 @@
/* Domain ids per IOMMU. Use u16 since
* domain ids are 16 bit wide according
* to VT-d spec, section 9.3 */
- unsigned int auxd_refcnt; /* Refcount of auxiliary attaching */
bool has_iotlb_device;
struct list_head devices; /* all devices' list */
- struct list_head auxd; /* link to device's auxiliary list */
+ struct list_head subdevices; /* all subdevices' list */
struct iova_domain iovad; /* iova's that belong to this domain */
struct dma_pte *pgd; /* virtual address */
@@ -610,14 +609,21 @@
struct dmar_drhd_unit *drhd;
};
+/* Per subdevice private data */
+struct subdev_domain_info {
+ struct list_head link_phys; /* link to phys device siblings */
+ struct list_head link_domain; /* link to domain siblings */
+ struct device *pdev; /* physical device derived from */
+ struct dmar_domain *domain; /* aux-domain */
+ int users; /* user count */
+};
+
/* PCI domain-device relationship */
struct device_domain_info {
struct list_head link; /* link to domain siblings */
struct list_head global; /* link to global list */
struct list_head table; /* link to pasid table */
- struct list_head auxiliary_domains; /* auxiliary domains
- * attached to this device
- */
+ struct list_head subdevices; /* subdevices sibling */
u32 segment; /* PCI segment number */
u8 bus; /* PCI bus number */
u8 devfn; /* PCI devfn number */
@@ -758,6 +764,7 @@
struct list_head list;
struct rcu_head rcu;
struct device *dev;
+ struct intel_iommu *iommu;
struct svm_dev_ops *ops;
struct iommu_sva sva;
u32 pasid;
@@ -771,7 +778,6 @@
struct mmu_notifier notifier;
struct mm_struct *mm;
- struct intel_iommu *iommu;
unsigned int flags;
u32 pasid;
int gpasid; /* In case that guest PASID is different from host PASID */
diff --git a/include/linux/kdev_t.h b/include/linux/kdev_t.h
index 85b5151..4856706 100644
--- a/include/linux/kdev_t.h
+++ b/include/linux/kdev_t.h
@@ -21,61 +21,61 @@
})
/* acceptable for old filesystems */
-static inline bool old_valid_dev(dev_t dev)
+static __always_inline bool old_valid_dev(dev_t dev)
{
return MAJOR(dev) < 256 && MINOR(dev) < 256;
}
-static inline u16 old_encode_dev(dev_t dev)
+static __always_inline u16 old_encode_dev(dev_t dev)
{
return (MAJOR(dev) << 8) | MINOR(dev);
}
-static inline dev_t old_decode_dev(u16 val)
+static __always_inline dev_t old_decode_dev(u16 val)
{
return MKDEV((val >> 8) & 255, val & 255);
}
-static inline u32 new_encode_dev(dev_t dev)
+static __always_inline u32 new_encode_dev(dev_t dev)
{
unsigned major = MAJOR(dev);
unsigned minor = MINOR(dev);
return (minor & 0xff) | (major << 8) | ((minor & ~0xff) << 12);
}
-static inline dev_t new_decode_dev(u32 dev)
+static __always_inline dev_t new_decode_dev(u32 dev)
{
unsigned major = (dev & 0xfff00) >> 8;
unsigned minor = (dev & 0xff) | ((dev >> 12) & 0xfff00);
return MKDEV(major, minor);
}
-static inline u64 huge_encode_dev(dev_t dev)
+static __always_inline u64 huge_encode_dev(dev_t dev)
{
return new_encode_dev(dev);
}
-static inline dev_t huge_decode_dev(u64 dev)
+static __always_inline dev_t huge_decode_dev(u64 dev)
{
return new_decode_dev(dev);
}
-static inline int sysv_valid_dev(dev_t dev)
+static __always_inline int sysv_valid_dev(dev_t dev)
{
return MAJOR(dev) < (1<<14) && MINOR(dev) < (1<<18);
}
-static inline u32 sysv_encode_dev(dev_t dev)
+static __always_inline u32 sysv_encode_dev(dev_t dev)
{
return MINOR(dev) | (MAJOR(dev) << 18);
}
-static inline unsigned sysv_major(u32 dev)
+static __always_inline unsigned sysv_major(u32 dev)
{
return (dev >> 18) & 0x3fff;
}
-static inline unsigned sysv_minor(u32 dev)
+static __always_inline unsigned sysv_minor(u32 dev)
{
return dev & 0x3ffff;
}
diff --git a/include/linux/mlx5/mlx5_ifc.h b/include/linux/mlx5/mlx5_ifc.h
index 8fbddec..442c016 100644
--- a/include/linux/mlx5/mlx5_ifc.h
+++ b/include/linux/mlx5/mlx5_ifc.h
@@ -1280,7 +1280,8 @@
u8 ece_support[0x1];
u8 reserved_at_a4[0x7];
u8 log_max_srq[0x5];
- u8 reserved_at_b0[0x2];
+ u8 reserved_at_b0[0x1];
+ u8 uplink_follow[0x1];
u8 ts_cqe_to_dest_cqn[0x1];
u8 reserved_at_b3[0xd];
diff --git a/include/linux/mm.h b/include/linux/mm.h
index 5299b90a..ecdf8a8 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -216,6 +216,13 @@
loff_t *);
int overcommit_policy_handler(struct ctl_table *, int, void *, size_t *,
loff_t *);
+/*
+ * Any attempt to mark this function as static leads to build failure
+ * when CONFIG_DEBUG_INFO_BTF is enabled because __add_to_page_cache_locked()
+ * is referred to by BPF code. This must be visible for error injection.
+ */
+int __add_to_page_cache_locked(struct page *page, struct address_space *mapping,
+ pgoff_t index, gfp_t gfp, void **shadowp);
#define nth_page(page,n) pfn_to_page(page_to_pfn((page)) + (n))
@@ -2432,8 +2439,9 @@
#endif
extern void set_dma_reserve(unsigned long new_dma_reserve);
-extern void memmap_init_zone(unsigned long, int, unsigned long, unsigned long,
- enum meminit_context, struct vmem_altmap *, int migratetype);
+extern void memmap_init_zone(unsigned long, int, unsigned long,
+ unsigned long, unsigned long, enum meminit_context,
+ struct vmem_altmap *, int migratetype);
extern void setup_per_zone_wmarks(void);
extern int __meminit init_per_zone_wmark_min(void);
extern void mem_init(void);
diff --git a/include/linux/rcupdate.h b/include/linux/rcupdate.h
index de08264..fd02c5f 100644
--- a/include/linux/rcupdate.h
+++ b/include/linux/rcupdate.h
@@ -86,6 +86,12 @@
void rcu_report_dead(unsigned int cpu);
void rcutree_migrate_callbacks(int cpu);
+#ifdef CONFIG_TASKS_RCU_GENERIC
+void rcu_init_tasks_generic(void);
+#else
+static inline void rcu_init_tasks_generic(void) { }
+#endif
+
#ifdef CONFIG_RCU_STALL_COMMON
void rcu_sysrq_start(void);
void rcu_sysrq_end(void);
diff --git a/include/linux/sizes.h b/include/linux/sizes.h
index 9874f6f..1ac79bc 100644
--- a/include/linux/sizes.h
+++ b/include/linux/sizes.h
@@ -44,6 +44,9 @@
#define SZ_2G 0x80000000
#define SZ_4G _AC(0x100000000, ULL)
+#define SZ_8G _AC(0x200000000, ULL)
+#define SZ_16G _AC(0x400000000, ULL)
+#define SZ_32G _AC(0x800000000, ULL)
#define SZ_64T _AC(0x400000000000, ULL)
#endif /* __LINUX_SIZES_H__ */
diff --git a/include/net/red.h b/include/net/red.h
index fc45544..932f0d7 100644
--- a/include/net/red.h
+++ b/include/net/red.h
@@ -168,12 +168,14 @@
v->qcount = -1;
}
-static inline bool red_check_params(u32 qth_min, u32 qth_max, u8 Wlog)
+static inline bool red_check_params(u32 qth_min, u32 qth_max, u8 Wlog, u8 Scell_log)
{
if (fls(qth_min) + Wlog > 32)
return false;
if (fls(qth_max) + Wlog > 32)
return false;
+ if (Scell_log >= 32)
+ return false;
if (qth_max < qth_min)
return false;
return true;
diff --git a/include/net/xdp_sock.h b/include/net/xdp_sock.h
index 4f4e93b..cc17bc9 100644
--- a/include/net/xdp_sock.h
+++ b/include/net/xdp_sock.h
@@ -58,10 +58,6 @@
struct xsk_queue *tx ____cacheline_aligned_in_smp;
struct list_head tx_list;
- /* Mutual exclusion of NAPI TX thread and sendmsg error paths
- * in the SKB destructor callback.
- */
- spinlock_t tx_completion_lock;
/* Protects generic receive. */
spinlock_t rx_lock;
diff --git a/include/net/xsk_buff_pool.h b/include/net/xsk_buff_pool.h
index 01755b8..eaa8386d 100644
--- a/include/net/xsk_buff_pool.h
+++ b/include/net/xsk_buff_pool.h
@@ -73,6 +73,11 @@
bool dma_need_sync;
bool unaligned;
void *addrs;
+ /* Mutual exclusion of the completion ring in the SKB mode. Two cases to protect:
+ * NAPI TX thread and sendmsg error paths in the SKB destructor callback and when
+ * sockets share a single cq when the same netdev and queue id is shared.
+ */
+ spinlock_t cq_lock;
struct xdp_buff_xsk *free_heads[];
};
diff --git a/include/trace/events/afs.h b/include/trace/events/afs.h
index 4eef374..4a5cc8c 100644
--- a/include/trace/events/afs.h
+++ b/include/trace/events/afs.h
@@ -231,6 +231,7 @@
afs_file_error_dir_bad_magic,
afs_file_error_dir_big,
afs_file_error_dir_missing_page,
+ afs_file_error_dir_name_too_long,
afs_file_error_dir_over_end,
afs_file_error_dir_small,
afs_file_error_dir_unmarked_ext,
@@ -488,6 +489,7 @@
EM(afs_file_error_dir_bad_magic, "DIR_BAD_MAGIC") \
EM(afs_file_error_dir_big, "DIR_BIG") \
EM(afs_file_error_dir_missing_page, "DIR_MISSING_PAGE") \
+ EM(afs_file_error_dir_name_too_long, "DIR_NAME_TOO_LONG") \
EM(afs_file_error_dir_over_end, "DIR_ENT_OVER_END") \
EM(afs_file_error_dir_small, "DIR_SMALL") \
EM(afs_file_error_dir_unmarked_ext, "DIR_UNMARKED_EXT") \
diff --git a/include/uapi/linux/if_link.h b/include/uapi/linux/if_link.h
index 874cc12..82708c6 100644
--- a/include/uapi/linux/if_link.h
+++ b/include/uapi/linux/if_link.h
@@ -75,8 +75,9 @@
*
* @rx_dropped: Number of packets received but not processed,
* e.g. due to lack of resources or unsupported protocol.
- * For hardware interfaces this counter should not include packets
- * dropped by the device which are counted separately in
+ * For hardware interfaces this counter may include packets discarded
+ * due to L2 address filtering but should not include packets dropped
+ * by the device due to buffer exhaustion which are counted separately in
* @rx_missed_errors (since procfs folds those two counters together).
*
* @tx_dropped: Number of packets dropped on their way to transmission,
diff --git a/include/uapi/linux/kvm.h b/include/uapi/linux/kvm.h
index 886802b..374c678 100644
--- a/include/uapi/linux/kvm.h
+++ b/include/uapi/linux/kvm.h
@@ -251,6 +251,7 @@
#define KVM_EXIT_X86_RDMSR 29
#define KVM_EXIT_X86_WRMSR 30
#define KVM_EXIT_DIRTY_RING_FULL 31
+#define KVM_EXIT_AP_RESET_HOLD 32
/* For KVM_EXIT_INTERNAL_ERROR */
/* Emulate instruction failed. */
@@ -573,6 +574,7 @@
#define KVM_MP_STATE_CHECK_STOP 6
#define KVM_MP_STATE_OPERATING 7
#define KVM_MP_STATE_LOAD 8
+#define KVM_MP_STATE_AP_RESET_HOLD 9
struct kvm_mp_state {
__u32 mp_state;
diff --git a/include/uapi/linux/netfilter/nf_tables.h b/include/uapi/linux/netfilter/nf_tables.h
index 28b6ee5..b1633e7 100644
--- a/include/uapi/linux/netfilter/nf_tables.h
+++ b/include/uapi/linux/netfilter/nf_tables.h
@@ -293,6 +293,7 @@
* @NFT_SET_EVAL: set can be updated from the evaluation path
* @NFT_SET_OBJECT: set contains stateful objects
* @NFT_SET_CONCAT: set contains a concatenation
+ * @NFT_SET_EXPR: set contains expressions
*/
enum nft_set_flags {
NFT_SET_ANONYMOUS = 0x1,
@@ -303,6 +304,7 @@
NFT_SET_EVAL = 0x20,
NFT_SET_OBJECT = 0x40,
NFT_SET_CONCAT = 0x80,
+ NFT_SET_EXPR = 0x100,
};
/**
@@ -706,6 +708,7 @@
enum nft_dynset_flags {
NFT_DYNSET_F_INV = (1 << 0),
+ NFT_DYNSET_F_EXPR = (1 << 1),
};
/**
diff --git a/include/uapi/linux/ppp-ioctl.h b/include/uapi/linux/ppp-ioctl.h
index 8dbecb3..1cc5ce0 100644
--- a/include/uapi/linux/ppp-ioctl.h
+++ b/include/uapi/linux/ppp-ioctl.h
@@ -116,7 +116,7 @@
#define PPPIOCGCHAN _IOR('t', 55, int) /* get ppp channel number */
#define PPPIOCGL2TPSTATS _IOR('t', 54, struct pppol2tp_ioc_stats)
#define PPPIOCBRIDGECHAN _IOW('t', 53, int) /* bridge one channel to another */
-#define PPPIOCUNBRIDGECHAN _IO('t', 54) /* unbridge channel */
+#define PPPIOCUNBRIDGECHAN _IO('t', 52) /* unbridge channel */
#define SIOCGPPPSTATS (SIOCDEVPRIVATE + 0)
#define SIOCGPPPVER (SIOCDEVPRIVATE + 1) /* NEVER change this!! */
diff --git a/init/main.c b/init/main.c
index 6feee7f..c68d784 100644
--- a/init/main.c
+++ b/init/main.c
@@ -1480,14 +1480,8 @@
struct file *file = filp_open("/dev/console", O_RDWR, 0);
if (IS_ERR(file)) {
- pr_err("Warning: unable to open an initial console. Fallback to ttynull.\n");
- register_ttynull_console();
-
- file = filp_open("/dev/console", O_RDWR, 0);
- if (IS_ERR(file)) {
- pr_err("Warning: Failed to add ttynull console. No stdin, stdout, and stderr for the init process!\n");
- return;
- }
+ pr_err("Warning: unable to open an initial console.\n");
+ return;
}
init_dup(file);
init_dup(file);
@@ -1518,6 +1512,7 @@
init_mm_internals();
+ rcu_init_tasks_generic();
do_pre_smp_initcalls();
lockup_detector_init();
diff --git a/kernel/bpf/hashtab.c b/kernel/bpf/hashtab.c
index 7e84820..c1ac7f9 100644
--- a/kernel/bpf/hashtab.c
+++ b/kernel/bpf/hashtab.c
@@ -152,6 +152,7 @@
lockdep_set_class(&htab->buckets[i].lock,
&htab->lockdep_key);
}
+ cond_resched();
}
}
diff --git a/kernel/bpf/syscall.c b/kernel/bpf/syscall.c
index 4caf06f..c3bb03c8 100644
--- a/kernel/bpf/syscall.c
+++ b/kernel/bpf/syscall.c
@@ -17,7 +17,6 @@
#include <linux/fs.h>
#include <linux/license.h>
#include <linux/filter.h>
-#include <linux/version.h>
#include <linux/kernel.h>
#include <linux/idr.h>
#include <linux/cred.h>
diff --git a/kernel/bpf/task_iter.c b/kernel/bpf/task_iter.c
index e73c075..175b7b4 100644
--- a/kernel/bpf/task_iter.c
+++ b/kernel/bpf/task_iter.c
@@ -37,7 +37,7 @@
if (!task) {
++*tid;
goto retry;
- } else if (skip_if_dup_files && task->tgid != task->pid &&
+ } else if (skip_if_dup_files && !thread_group_leader(task) &&
task->files == task->group_leader->files) {
put_task_struct(task);
task = NULL;
@@ -151,13 +151,14 @@
curr_task = info->task;
curr_fd = info->fd;
} else {
- curr_task = task_seq_get_next(ns, &curr_tid, true);
- if (!curr_task) {
- info->task = NULL;
- return NULL;
- }
+ curr_task = task_seq_get_next(ns, &curr_tid, true);
+ if (!curr_task) {
+ info->task = NULL;
+ info->tid = curr_tid;
+ return NULL;
+ }
- /* set info->task and info->tid */
+ /* set info->task and info->tid */
info->task = curr_task;
if (curr_tid == info->tid) {
curr_fd = info->fd;
diff --git a/kernel/cgroup/cgroup-v1.c b/kernel/cgroup/cgroup-v1.c
index 191c329..32596fd 100644
--- a/kernel/cgroup/cgroup-v1.c
+++ b/kernel/cgroup/cgroup-v1.c
@@ -908,6 +908,8 @@
opt = fs_parse(fc, cgroup1_fs_parameters, param, &result);
if (opt == -ENOPARAM) {
if (strcmp(param->key, "source") == 0) {
+ if (fc->source)
+ return invalf(fc, "Multiple sources not supported");
fc->source = param->string;
param->string = NULL;
return 0;
diff --git a/kernel/cgroup/cgroup.c b/kernel/cgroup/cgroup.c
index fefa219..6138457 100644
--- a/kernel/cgroup/cgroup.c
+++ b/kernel/cgroup/cgroup.c
@@ -244,7 +244,7 @@
*
* The default hierarchy is the v2 interface of cgroup and this function
* can be used to test whether a cgroup is on the default hierarchy for
- * cases where a subsystem should behave differnetly depending on the
+ * cases where a subsystem should behave differently depending on the
* interface version.
*
* List of changed behaviors:
@@ -262,7 +262,7 @@
* "cgroup.procs" instead.
*
* - "cgroup.procs" is not sorted. pids will be unique unless they got
- * recycled inbetween reads.
+ * recycled in-between reads.
*
* - "release_agent" and "notify_on_release" are removed. Replacement
* notification mechanism will be implemented.
@@ -342,7 +342,7 @@
return !cgroup_parent(cgrp);
}
-/* can @cgrp become a thread root? should always be true for a thread root */
+/* can @cgrp become a thread root? Should always be true for a thread root */
static bool cgroup_can_be_thread_root(struct cgroup *cgrp)
{
/* mixables don't care */
@@ -527,7 +527,7 @@
* the root css is returned, so this function always returns a valid css.
*
* The returned css is not guaranteed to be online, and therefore it is the
- * callers responsiblity to tryget a reference for it.
+ * callers responsibility to try get a reference for it.
*/
struct cgroup_subsys_state *cgroup_e_css(struct cgroup *cgrp,
struct cgroup_subsys *ss)
@@ -699,7 +699,7 @@
; \
else
-/* walk live descendants in preorder */
+/* walk live descendants in pre order */
#define cgroup_for_each_live_descendant_pre(dsct, d_css, cgrp) \
css_for_each_descendant_pre((d_css), cgroup_css((cgrp), NULL)) \
if (({ lockdep_assert_held(&cgroup_mutex); \
@@ -933,7 +933,7 @@
WARN_ON_ONCE(!list_empty(&cset->threaded_csets));
- /* This css_set is dead. unlink it and release cgroup and css refs */
+ /* This css_set is dead. Unlink it and release cgroup and css refs */
for_each_subsys(ss, ssid) {
list_del(&cset->e_cset_node[ssid]);
css_put(cset->subsys[ssid]);
@@ -1058,7 +1058,7 @@
/*
* Build the set of subsystem state objects that we want to see in the
- * new css_set. while subsystems can change globally, the entries here
+ * new css_set. While subsystems can change globally, the entries here
* won't change, so no need for locking.
*/
for_each_subsys(ss, i) {
@@ -1148,7 +1148,7 @@
/*
* Always add links to the tail of the lists so that the lists are
- * in choronological order.
+ * in chronological order.
*/
list_move_tail(&link->cset_link, &cgrp->cset_links);
list_add_tail(&link->cgrp_link, &cset->cgrp_links);
@@ -3654,7 +3654,7 @@
static int cgroup_file_open(struct kernfs_open_file *of)
{
- struct cftype *cft = of->kn->priv;
+ struct cftype *cft = of_cft(of);
if (cft->open)
return cft->open(of);
@@ -3663,7 +3663,7 @@
static void cgroup_file_release(struct kernfs_open_file *of)
{
- struct cftype *cft = of->kn->priv;
+ struct cftype *cft = of_cft(of);
if (cft->release)
cft->release(of);
@@ -3674,7 +3674,7 @@
{
struct cgroup_namespace *ns = current->nsproxy->cgroup_ns;
struct cgroup *cgrp = of->kn->parent->priv;
- struct cftype *cft = of->kn->priv;
+ struct cftype *cft = of_cft(of);
struct cgroup_subsys_state *css;
int ret;
@@ -3724,7 +3724,7 @@
static __poll_t cgroup_file_poll(struct kernfs_open_file *of, poll_table *pt)
{
- struct cftype *cft = of->kn->priv;
+ struct cftype *cft = of_cft(of);
if (cft->poll)
return cft->poll(of, pt);
@@ -4134,7 +4134,7 @@
* implies that if we observe !CSS_RELEASED on @pos in this RCU
* critical section, the one pointed to by its next pointer is
* guaranteed to not have finished its RCU grace period even if we
- * have dropped rcu_read_lock() inbetween iterations.
+ * have dropped rcu_read_lock() in-between iterations.
*
* If @pos has CSS_RELEASED set, its next pointer can't be
* dereferenced; however, as each css is given a monotonically
@@ -4382,7 +4382,7 @@
}
/**
- * css_task_iter_advance_css_set - advance a task itererator to the next css_set
+ * css_task_iter_advance_css_set - advance a task iterator to the next css_set
* @it: the iterator to advance
*
* Advance @it to the next css_set to walk.
@@ -6308,7 +6308,7 @@
*
* Find the cgroup at @path on the default hierarchy, increment its
* reference count and return it. Returns pointer to the found cgroup on
- * success, ERR_PTR(-ENOENT) if @path doens't exist and ERR_PTR(-ENOTDIR)
+ * success, ERR_PTR(-ENOENT) if @path doesn't exist and ERR_PTR(-ENOTDIR)
* if @path points to a non-directory.
*/
struct cgroup *cgroup_get_from_path(const char *path)
diff --git a/kernel/exit.c b/kernel/exit.c
index 3594291..04029e3 100644
--- a/kernel/exit.c
+++ b/kernel/exit.c
@@ -63,6 +63,7 @@
#include <linux/random.h>
#include <linux/rcuwait.h>
#include <linux/compat.h>
+#include <linux/io_uring.h>
#include <linux/uaccess.h>
#include <asm/unistd.h>
@@ -776,6 +777,7 @@
schedule();
}
+ io_uring_files_cancel(tsk->files);
exit_signals(tsk); /* sets PF_EXITING */
/* sync mm's RSS info before statistics gathering */
diff --git a/kernel/rcu/tasks.h b/kernel/rcu/tasks.h
index 35bdcfd..3660755 100644
--- a/kernel/rcu/tasks.h
+++ b/kernel/rcu/tasks.h
@@ -241,7 +241,7 @@
}
}
-/* Spawn RCU-tasks grace-period kthread, e.g., at core_initcall() time. */
+/* Spawn RCU-tasks grace-period kthread. */
static void __init rcu_spawn_tasks_kthread_generic(struct rcu_tasks *rtp)
{
struct task_struct *t;
@@ -564,7 +564,6 @@
rcu_spawn_tasks_kthread_generic(&rcu_tasks);
return 0;
}
-core_initcall(rcu_spawn_tasks_kthread);
#if !defined(CONFIG_TINY_RCU)
void show_rcu_tasks_classic_gp_kthread(void)
@@ -692,7 +691,6 @@
rcu_spawn_tasks_kthread_generic(&rcu_tasks_rude);
return 0;
}
-core_initcall(rcu_spawn_tasks_rude_kthread);
#if !defined(CONFIG_TINY_RCU)
void show_rcu_tasks_rude_gp_kthread(void)
@@ -968,6 +966,11 @@
static void rcu_tasks_trace_pertask(struct task_struct *t,
struct list_head *hop)
{
+ // During early boot when there is only the one boot CPU, there
+ // is no idle task for the other CPUs. Just return.
+ if (unlikely(t == NULL))
+ return;
+
WRITE_ONCE(t->trc_reader_special.b.need_qs, false);
WRITE_ONCE(t->trc_reader_checked, false);
t->trc_ipi_to_cpu = -1;
@@ -1193,7 +1196,6 @@
rcu_spawn_tasks_kthread_generic(&rcu_tasks_trace);
return 0;
}
-core_initcall(rcu_spawn_tasks_trace_kthread);
#if !defined(CONFIG_TINY_RCU)
void show_rcu_tasks_trace_gp_kthread(void)
@@ -1222,6 +1224,21 @@
}
#endif /* #ifndef CONFIG_TINY_RCU */
+void __init rcu_init_tasks_generic(void)
+{
+#ifdef CONFIG_TASKS_RCU
+ rcu_spawn_tasks_kthread();
+#endif
+
+#ifdef CONFIG_TASKS_RUDE_RCU
+ rcu_spawn_tasks_rude_kthread();
+#endif
+
+#ifdef CONFIG_TASKS_TRACE_RCU
+ rcu_spawn_tasks_trace_kthread();
+#endif
+}
+
#else /* #ifdef CONFIG_TASKS_RCU_GENERIC */
static inline void rcu_tasks_bootup_oddness(void) {}
void show_rcu_tasks_gp_kthreads(void) {}
diff --git a/kernel/workqueue.c b/kernel/workqueue.c
index b5295a0..9880b6c 100644
--- a/kernel/workqueue.c
+++ b/kernel/workqueue.c
@@ -3731,17 +3731,24 @@
* is updated and visible.
*/
if (!freezable || !workqueue_freezing) {
+ bool kick = false;
+
pwq->max_active = wq->saved_max_active;
while (!list_empty(&pwq->delayed_works) &&
- pwq->nr_active < pwq->max_active)
+ pwq->nr_active < pwq->max_active) {
pwq_activate_first_delayed(pwq);
+ kick = true;
+ }
/*
* Need to kick a worker after thawed or an unbound wq's
- * max_active is bumped. It's a slow path. Do it always.
+ * max_active is bumped. In realtime scenarios, always kicking a
+ * worker will cause interference on the isolated cpu cores, so
+ * let's kick iff work items were activated.
*/
- wake_up_worker(pwq->pool);
+ if (kick)
+ wake_up_worker(pwq->pool);
} else {
pwq->max_active = 0;
}
diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug
index e6e58b2..7937265 100644
--- a/lib/Kconfig.debug
+++ b/lib/Kconfig.debug
@@ -295,14 +295,6 @@
endif # DEBUG_INFO
-config ENABLE_MUST_CHECK
- bool "Enable __must_check logic"
- default y
- help
- Enable the __must_check logic in the kernel build. Disable this to
- suppress the "warning: ignoring return value of 'foo', declared with
- attribute warn_unused_result" messages.
-
config FRAME_WARN
int "Warn for stack frames larger than"
range 0 8192
diff --git a/lib/genalloc.c b/lib/genalloc.c
index 7f1244b..dab97bb 100644
--- a/lib/genalloc.c
+++ b/lib/genalloc.c
@@ -81,14 +81,14 @@
* users set the same bit, one user will return remain bits, otherwise
* return 0.
*/
-static int bitmap_set_ll(unsigned long *map, int start, int nr)
+static int bitmap_set_ll(unsigned long *map, unsigned long start, unsigned long nr)
{
unsigned long *p = map + BIT_WORD(start);
- const int size = start + nr;
+ const unsigned long size = start + nr;
int bits_to_set = BITS_PER_LONG - (start % BITS_PER_LONG);
unsigned long mask_to_set = BITMAP_FIRST_WORD_MASK(start);
- while (nr - bits_to_set >= 0) {
+ while (nr >= bits_to_set) {
if (set_bits_ll(p, mask_to_set))
return nr;
nr -= bits_to_set;
@@ -116,14 +116,15 @@
* users clear the same bit, one user will return remain bits,
* otherwise return 0.
*/
-static int bitmap_clear_ll(unsigned long *map, int start, int nr)
+static unsigned long
+bitmap_clear_ll(unsigned long *map, unsigned long start, unsigned long nr)
{
unsigned long *p = map + BIT_WORD(start);
- const int size = start + nr;
+ const unsigned long size = start + nr;
int bits_to_clear = BITS_PER_LONG - (start % BITS_PER_LONG);
unsigned long mask_to_clear = BITMAP_FIRST_WORD_MASK(start);
- while (nr - bits_to_clear >= 0) {
+ while (nr >= bits_to_clear) {
if (clear_bits_ll(p, mask_to_clear))
return nr;
nr -= bits_to_clear;
@@ -183,8 +184,8 @@
size_t size, int nid, void *owner)
{
struct gen_pool_chunk *chunk;
- int nbits = size >> pool->min_alloc_order;
- int nbytes = sizeof(struct gen_pool_chunk) +
+ unsigned long nbits = size >> pool->min_alloc_order;
+ unsigned long nbytes = sizeof(struct gen_pool_chunk) +
BITS_TO_LONGS(nbits) * sizeof(long);
chunk = vzalloc_node(nbytes, nid);
@@ -242,7 +243,7 @@
struct list_head *_chunk, *_next_chunk;
struct gen_pool_chunk *chunk;
int order = pool->min_alloc_order;
- int bit, end_bit;
+ unsigned long bit, end_bit;
list_for_each_safe(_chunk, _next_chunk, &pool->chunks) {
chunk = list_entry(_chunk, struct gen_pool_chunk, next_chunk);
@@ -278,7 +279,7 @@
struct gen_pool_chunk *chunk;
unsigned long addr = 0;
int order = pool->min_alloc_order;
- int nbits, start_bit, end_bit, remain;
+ unsigned long nbits, start_bit, end_bit, remain;
#ifndef CONFIG_ARCH_HAVE_NMI_SAFE_CMPXCHG
BUG_ON(in_nmi());
@@ -487,7 +488,7 @@
{
struct gen_pool_chunk *chunk;
int order = pool->min_alloc_order;
- int start_bit, nbits, remain;
+ unsigned long start_bit, nbits, remain;
#ifndef CONFIG_ARCH_HAVE_NMI_SAFE_CMPXCHG
BUG_ON(in_nmi());
@@ -755,7 +756,7 @@
index = bitmap_find_next_zero_area(map, size, start, nr, 0);
while (index < size) {
- int next_bit = find_next_bit(map, size, index + nr);
+ unsigned long next_bit = find_next_bit(map, size, index + nr);
if ((next_bit - index) < len) {
len = next_bit - index;
start_bit = index;
diff --git a/lib/zlib_dfltcc/Makefile b/lib/zlib_dfltcc/Makefile
index 8e4d5af..66e1c96 100644
--- a/lib/zlib_dfltcc/Makefile
+++ b/lib/zlib_dfltcc/Makefile
@@ -8,4 +8,4 @@
obj-$(CONFIG_ZLIB_DFLTCC) += zlib_dfltcc.o
-zlib_dfltcc-objs := dfltcc.o dfltcc_deflate.o dfltcc_inflate.o dfltcc_syms.o
+zlib_dfltcc-objs := dfltcc.o dfltcc_deflate.o dfltcc_inflate.o
diff --git a/lib/zlib_dfltcc/dfltcc.c b/lib/zlib_dfltcc/dfltcc.c
index c30de43..782f76e 100644
--- a/lib/zlib_dfltcc/dfltcc.c
+++ b/lib/zlib_dfltcc/dfltcc.c
@@ -1,7 +1,8 @@
// SPDX-License-Identifier: Zlib
/* dfltcc.c - SystemZ DEFLATE CONVERSION CALL support. */
-#include <linux/zutil.h>
+#include <linux/export.h>
+#include <linux/module.h>
#include "dfltcc_util.h"
#include "dfltcc.h"
@@ -53,3 +54,6 @@
dfltcc_state->dht_threshold = DFLTCC_DHT_MIN_SAMPLE_SIZE;
dfltcc_state->param.ribm = DFLTCC_RIBM;
}
+EXPORT_SYMBOL(dfltcc_reset);
+
+MODULE_LICENSE("GPL");
diff --git a/lib/zlib_dfltcc/dfltcc_deflate.c b/lib/zlib_dfltcc/dfltcc_deflate.c
index 00c1851..6c946e8 100644
--- a/lib/zlib_dfltcc/dfltcc_deflate.c
+++ b/lib/zlib_dfltcc/dfltcc_deflate.c
@@ -4,6 +4,7 @@
#include "dfltcc_util.h"
#include "dfltcc.h"
#include <asm/setup.h>
+#include <linux/export.h>
#include <linux/zutil.h>
/*
@@ -34,6 +35,7 @@
return 1;
}
+EXPORT_SYMBOL(dfltcc_can_deflate);
static void dfltcc_gdht(
z_streamp strm
@@ -277,3 +279,4 @@
goto again; /* deflate() must use all input or all output */
return 1;
}
+EXPORT_SYMBOL(dfltcc_deflate);
diff --git a/lib/zlib_dfltcc/dfltcc_inflate.c b/lib/zlib_dfltcc/dfltcc_inflate.c
index db10701..fb60b5a 100644
--- a/lib/zlib_dfltcc/dfltcc_inflate.c
+++ b/lib/zlib_dfltcc/dfltcc_inflate.c
@@ -125,7 +125,7 @@
param->ho = (state->write - state->whave) & ((1 << HB_BITS) - 1);
if (param->hl)
param->nt = 0; /* Honor history for the first block */
- param->cv = state->flags ? REVERSE(state->check) : state->check;
+ param->cv = state->check;
/* Inflate */
do {
@@ -138,7 +138,7 @@
state->bits = param->sbb;
state->whave = param->hl;
state->write = (param->ho + param->hl) & ((1 << HB_BITS) - 1);
- state->check = state->flags ? REVERSE(param->cv) : param->cv;
+ state->check = param->cv;
if (cc == DFLTCC_CC_OP2_CORRUPT && param->oesc != 0) {
/* Report an error if stream is corrupted */
state->mode = BAD;
diff --git a/lib/zlib_dfltcc/dfltcc_syms.c b/lib/zlib_dfltcc/dfltcc_syms.c
deleted file mode 100644
index 6f23481..0000000
--- a/lib/zlib_dfltcc/dfltcc_syms.c
+++ /dev/null
@@ -1,17 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0-only
-/*
- * linux/lib/zlib_dfltcc/dfltcc_syms.c
- *
- * Exported symbols for the s390 zlib dfltcc support.
- *
- */
-
-#include <linux/init.h>
-#include <linux/module.h>
-#include <linux/zlib.h>
-#include "dfltcc.h"
-
-EXPORT_SYMBOL(dfltcc_can_deflate);
-EXPORT_SYMBOL(dfltcc_deflate);
-EXPORT_SYMBOL(dfltcc_reset);
-MODULE_LICENSE("GPL");
diff --git a/mm/hugetlb.c b/mm/hugetlb.c
index cbf32d2..a260296 100644
--- a/mm/hugetlb.c
+++ b/mm/hugetlb.c
@@ -4105,10 +4105,30 @@
* may get SIGKILLed if it later faults.
*/
if (outside_reserve) {
+ struct address_space *mapping = vma->vm_file->f_mapping;
+ pgoff_t idx;
+ u32 hash;
+
put_page(old_page);
BUG_ON(huge_pte_none(pte));
+ /*
+ * Drop hugetlb_fault_mutex and i_mmap_rwsem before
+ * unmapping. unmapping needs to hold i_mmap_rwsem
+ * in write mode. Dropping i_mmap_rwsem in read mode
+ * here is OK as COW mappings do not interact with
+ * PMD sharing.
+ *
+ * Reacquire both after unmap operation.
+ */
+ idx = vma_hugecache_offset(h, vma, haddr);
+ hash = hugetlb_fault_mutex_hash(mapping, idx);
+ mutex_unlock(&hugetlb_fault_mutex_table[hash]);
+ i_mmap_unlock_read(mapping);
+
unmap_ref_private(mm, vma, old_page, haddr);
- BUG_ON(huge_pte_none(pte));
+
+ i_mmap_lock_read(mapping);
+ mutex_lock(&hugetlb_fault_mutex_table[hash]);
spin_lock(ptl);
ptep = huge_pte_offset(mm, haddr, huge_page_size(h));
if (likely(ptep &&
diff --git a/mm/kasan/generic.c b/mm/kasan/generic.c
index 1dd5a0f..5106b84 100644
--- a/mm/kasan/generic.c
+++ b/mm/kasan/generic.c
@@ -337,6 +337,8 @@
cache = page->slab_cache;
object = nearest_obj(cache, page, addr);
alloc_meta = kasan_get_alloc_meta(cache, object);
+ if (!alloc_meta)
+ return;
alloc_meta->aux_stack[1] = alloc_meta->aux_stack[0];
alloc_meta->aux_stack[0] = kasan_save_stack(GFP_NOWAIT);
diff --git a/mm/memory.c b/mm/memory.c
index 7d60876..feff48e 100644
--- a/mm/memory.c
+++ b/mm/memory.c
@@ -2892,11 +2892,13 @@
entry = mk_pte(new_page, vma->vm_page_prot);
entry = pte_sw_mkyoung(entry);
entry = maybe_mkwrite(pte_mkdirty(entry), vma);
+
/*
* Clear the pte entry and flush it first, before updating the
- * pte with the new entry. This will avoid a race condition
- * seen in the presence of one thread doing SMC and another
- * thread doing COW.
+ * pte with the new entry, to keep TLBs on different CPUs in
+ * sync. This code used to set the new PTE then flush TLBs, but
+ * that left a window where the new PTE could be loaded into
+ * some TLBs while the old PTE remains in others.
*/
ptep_clear_flush_notify(vma, vmf->address, vmf->pte);
page_add_new_anon_rmap(new_page, vma, vmf->address, false);
diff --git a/mm/memory_hotplug.c b/mm/memory_hotplug.c
index af41fb9..f9d57b9 100644
--- a/mm/memory_hotplug.c
+++ b/mm/memory_hotplug.c
@@ -713,7 +713,7 @@
* expects the zone spans the pfn range. All the pages in the range
* are reserved so nobody should be touching them so we should be safe
*/
- memmap_init_zone(nr_pages, nid, zone_idx(zone), start_pfn,
+ memmap_init_zone(nr_pages, nid, zone_idx(zone), start_pfn, 0,
MEMINIT_HOTPLUG, altmap, migratetype);
set_zone_contiguous(zone);
diff --git a/mm/mremap.c b/mm/mremap.c
index c5590af..f554320 100644
--- a/mm/mremap.c
+++ b/mm/mremap.c
@@ -358,7 +358,9 @@
next = (old_addr + size) & mask;
/* even if next overflowed, extent below will be ok */
- extent = (next > old_end) ? old_end - old_addr : next - old_addr;
+ extent = next - old_addr;
+ if (extent > old_end - old_addr)
+ extent = old_end - old_addr;
next = (new_addr + size) & mask;
if (extent > next - new_addr)
extent = next - new_addr;
diff --git a/mm/page-writeback.c b/mm/page-writeback.c
index 5860424..eb34d20 100644
--- a/mm/page-writeback.c
+++ b/mm/page-writeback.c
@@ -2826,7 +2826,7 @@
*/
void wait_on_page_writeback(struct page *page)
{
- if (PageWriteback(page)) {
+ while (PageWriteback(page)) {
trace_wait_on_page_writeback(page, page_mapping(page));
wait_on_page_bit(page, PG_writeback);
}
diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index 7a2c89b..bdbec4c 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -423,6 +423,8 @@
if (end_pfn < pgdat_end_pfn(NODE_DATA(nid)))
return false;
+ if (NODE_DATA(nid)->first_deferred_pfn != ULONG_MAX)
+ return true;
/*
* We start only with one section of pages, more pages are added as
* needed until the rest of deferred pages are initialized.
@@ -6116,7 +6118,7 @@
* zone stats (e.g., nr_isolate_pageblock) are touched.
*/
void __meminit memmap_init_zone(unsigned long size, int nid, unsigned long zone,
- unsigned long start_pfn,
+ unsigned long start_pfn, unsigned long zone_end_pfn,
enum meminit_context context,
struct vmem_altmap *altmap, int migratetype)
{
@@ -6152,7 +6154,7 @@
if (context == MEMINIT_EARLY) {
if (overlap_memmap_init(zone, &pfn))
continue;
- if (defer_init(nid, pfn, end_pfn))
+ if (defer_init(nid, pfn, zone_end_pfn))
break;
}
@@ -6266,7 +6268,7 @@
if (end_pfn > start_pfn) {
size = end_pfn - start_pfn;
- memmap_init_zone(size, nid, zone, start_pfn,
+ memmap_init_zone(size, nid, zone, start_pfn, range_end_pfn,
MEMINIT_EARLY, NULL, MIGRATE_MOVABLE);
}
}
diff --git a/mm/slub.c b/mm/slub.c
index 0c8b43a..dc5b42e 100644
--- a/mm/slub.c
+++ b/mm/slub.c
@@ -1619,9 +1619,6 @@
else
page = __alloc_pages_node(node, flags, order);
- if (page)
- account_slab_page(page, order, s);
-
return page;
}
@@ -1774,6 +1771,8 @@
page->objects = oo_objects(oo);
+ account_slab_page(page, oo_order(oo), s);
+
page->slab_cache = s;
__SetPageSlab(page);
if (page_is_pfmemalloc(page))
diff --git a/net/8021q/vlan.c b/net/8021q/vlan.c
index f292e02..15bbfaf 100644
--- a/net/8021q/vlan.c
+++ b/net/8021q/vlan.c
@@ -284,7 +284,8 @@
return 0;
out_free_newdev:
- if (new_dev->reg_state == NETREG_UNINITIALIZED)
+ if (new_dev->reg_state == NETREG_UNINITIALIZED ||
+ new_dev->reg_state == NETREG_UNREGISTERED)
free_netdev(new_dev);
return err;
}
diff --git a/net/ceph/messenger_v2.c b/net/ceph/messenger_v2.c
index c1ebb2a..c38d8de 100644
--- a/net/ceph/messenger_v2.c
+++ b/net/ceph/messenger_v2.c
@@ -1333,7 +1333,8 @@
void *buf;
int ret;
- buf = alloc_conn_buf(con, head_onwire_len(SHA256_DIGEST_SIZE, false));
+ buf = alloc_conn_buf(con, head_onwire_len(SHA256_DIGEST_SIZE,
+ con_secure(con)));
if (!buf)
return -ENOMEM;
@@ -2032,10 +2033,18 @@
return -EINVAL;
}
+/*
+ * Align session_key and con_secret to avoid GFP_ATOMIC allocation
+ * inside crypto_shash_setkey() and crypto_aead_setkey() called from
+ * setup_crypto(). __aligned(16) isn't guaranteed to work for stack
+ * objects, so do it by hand.
+ */
static int process_auth_done(struct ceph_connection *con, void *p, void *end)
{
- u8 session_key[CEPH_KEY_LEN];
- u8 con_secret[CEPH_MAX_CON_SECRET_LEN];
+ u8 session_key_buf[CEPH_KEY_LEN + 16];
+ u8 con_secret_buf[CEPH_MAX_CON_SECRET_LEN + 16];
+ u8 *session_key = PTR_ALIGN(&session_key_buf[0], 16);
+ u8 *con_secret = PTR_ALIGN(&con_secret_buf[0], 16);
int session_key_len, con_secret_len;
int payload_len;
u64 global_id;
diff --git a/net/core/neighbour.c b/net/core/neighbour.c
index 9500d28..277ed85 100644
--- a/net/core/neighbour.c
+++ b/net/core/neighbour.c
@@ -1569,10 +1569,8 @@
void pneigh_enqueue(struct neigh_table *tbl, struct neigh_parms *p,
struct sk_buff *skb)
{
- unsigned long now = jiffies;
-
- unsigned long sched_next = now + (prandom_u32() %
- NEIGH_VAR(p, PROXY_DELAY));
+ unsigned long sched_next = jiffies +
+ prandom_u32_max(NEIGH_VAR(p, PROXY_DELAY));
if (tbl->proxy_queue.qlen > NEIGH_VAR(p, PROXY_QLEN)) {
kfree_skb(skb);
diff --git a/net/core/net-sysfs.c b/net/core/net-sysfs.c
index 999b70c..daf502c 100644
--- a/net/core/net-sysfs.c
+++ b/net/core/net-sysfs.c
@@ -1317,8 +1317,8 @@
static ssize_t xps_cpus_show(struct netdev_queue *queue,
char *buf)
{
+ int cpu, len, ret, num_tc = 1, tc = 0;
struct net_device *dev = queue->dev;
- int cpu, len, num_tc = 1, tc = 0;
struct xps_dev_maps *dev_maps;
cpumask_var_t mask;
unsigned long index;
@@ -1328,22 +1328,31 @@
index = get_netdev_queue_index(queue);
+ if (!rtnl_trylock())
+ return restart_syscall();
+
if (dev->num_tc) {
/* Do not allow XPS on subordinate device directly */
num_tc = dev->num_tc;
- if (num_tc < 0)
- return -EINVAL;
+ if (num_tc < 0) {
+ ret = -EINVAL;
+ goto err_rtnl_unlock;
+ }
/* If queue belongs to subordinate dev use its map */
dev = netdev_get_tx_queue(dev, index)->sb_dev ? : dev;
tc = netdev_txq_to_tc(dev, index);
- if (tc < 0)
- return -EINVAL;
+ if (tc < 0) {
+ ret = -EINVAL;
+ goto err_rtnl_unlock;
+ }
}
- if (!zalloc_cpumask_var(&mask, GFP_KERNEL))
- return -ENOMEM;
+ if (!zalloc_cpumask_var(&mask, GFP_KERNEL)) {
+ ret = -ENOMEM;
+ goto err_rtnl_unlock;
+ }
rcu_read_lock();
dev_maps = rcu_dereference(dev->xps_cpus_map);
@@ -1366,9 +1375,15 @@
}
rcu_read_unlock();
+ rtnl_unlock();
+
len = snprintf(buf, PAGE_SIZE, "%*pb\n", cpumask_pr_args(mask));
free_cpumask_var(mask);
return len < PAGE_SIZE ? len : -EINVAL;
+
+err_rtnl_unlock:
+ rtnl_unlock();
+ return ret;
}
static ssize_t xps_cpus_store(struct netdev_queue *queue,
@@ -1396,7 +1411,13 @@
return err;
}
+ if (!rtnl_trylock()) {
+ free_cpumask_var(mask);
+ return restart_syscall();
+ }
+
err = netif_set_xps_queue(dev, mask, index);
+ rtnl_unlock();
free_cpumask_var(mask);
@@ -1408,22 +1429,29 @@
static ssize_t xps_rxqs_show(struct netdev_queue *queue, char *buf)
{
+ int j, len, ret, num_tc = 1, tc = 0;
struct net_device *dev = queue->dev;
struct xps_dev_maps *dev_maps;
unsigned long *mask, index;
- int j, len, num_tc = 1, tc = 0;
index = get_netdev_queue_index(queue);
+ if (!rtnl_trylock())
+ return restart_syscall();
+
if (dev->num_tc) {
num_tc = dev->num_tc;
tc = netdev_txq_to_tc(dev, index);
- if (tc < 0)
- return -EINVAL;
+ if (tc < 0) {
+ ret = -EINVAL;
+ goto err_rtnl_unlock;
+ }
}
mask = bitmap_zalloc(dev->num_rx_queues, GFP_KERNEL);
- if (!mask)
- return -ENOMEM;
+ if (!mask) {
+ ret = -ENOMEM;
+ goto err_rtnl_unlock;
+ }
rcu_read_lock();
dev_maps = rcu_dereference(dev->xps_rxqs_map);
@@ -1449,10 +1477,16 @@
out_no_maps:
rcu_read_unlock();
+ rtnl_unlock();
+
len = bitmap_print_to_pagebuf(false, buf, mask, dev->num_rx_queues);
bitmap_free(mask);
return len < PAGE_SIZE ? len : -EINVAL;
+
+err_rtnl_unlock:
+ rtnl_unlock();
+ return ret;
}
static ssize_t xps_rxqs_store(struct netdev_queue *queue, const char *buf,
@@ -1478,10 +1512,17 @@
return err;
}
+ if (!rtnl_trylock()) {
+ bitmap_free(mask);
+ return restart_syscall();
+ }
+
cpus_read_lock();
err = __netif_set_xps_queue(dev, mask, index, true);
cpus_read_unlock();
+ rtnl_unlock();
+
bitmap_free(mask);
return err ? : len;
}
diff --git a/net/dcb/dcbnl.c b/net/dcb/dcbnl.c
index 084e159..7d49b6f 100644
--- a/net/dcb/dcbnl.c
+++ b/net/dcb/dcbnl.c
@@ -1765,6 +1765,8 @@
fn = &reply_funcs[dcb->cmd];
if (!fn->cb)
return -EOPNOTSUPP;
+ if (fn->type != nlh->nlmsg_type)
+ return -EPERM;
if (!tb[DCB_ATTR_IFNAME])
return -EINVAL;
diff --git a/net/ipv4/fib_frontend.c b/net/ipv4/fib_frontend.c
index cdf6ec5..84bb707 100644
--- a/net/ipv4/fib_frontend.c
+++ b/net/ipv4/fib_frontend.c
@@ -292,7 +292,7 @@
.flowi4_iif = LOOPBACK_IFINDEX,
.flowi4_oif = l3mdev_master_ifindex_rcu(dev),
.daddr = ip_hdr(skb)->saddr,
- .flowi4_tos = RT_TOS(ip_hdr(skb)->tos),
+ .flowi4_tos = ip_hdr(skb)->tos & IPTOS_RT_MASK,
.flowi4_scope = scope,
.flowi4_mark = vmark ? skb->mark : 0,
};
diff --git a/net/ipv4/gre_demux.c b/net/ipv4/gre_demux.c
index 66fdbfe..5d1e6fe 100644
--- a/net/ipv4/gre_demux.c
+++ b/net/ipv4/gre_demux.c
@@ -128,7 +128,7 @@
* to 0 and sets the configured key in the
* inner erspan header field
*/
- if (greh->protocol == htons(ETH_P_ERSPAN) ||
+ if ((greh->protocol == htons(ETH_P_ERSPAN) && hdr_len != 4) ||
greh->protocol == htons(ETH_P_ERSPAN2)) {
struct erspan_base_hdr *ershdr;
diff --git a/net/ipv4/ip_output.c b/net/ipv4/ip_output.c
index 89fff5f..2ed0b01 100644
--- a/net/ipv4/ip_output.c
+++ b/net/ipv4/ip_output.c
@@ -302,7 +302,7 @@
if (skb_is_gso(skb))
return ip_finish_output_gso(net, sk, skb, mtu);
- if (skb->len > mtu || (IPCB(skb)->flags & IPSKB_FRAG_PMTU))
+ if (skb->len > mtu || IPCB(skb)->frag_max_size)
return ip_fragment(net, sk, skb, mtu, ip_finish_output2);
return ip_finish_output2(net, sk, skb);
diff --git a/net/ipv4/ip_tunnel.c b/net/ipv4/ip_tunnel.c
index ee65c92..64594aa 100644
--- a/net/ipv4/ip_tunnel.c
+++ b/net/ipv4/ip_tunnel.c
@@ -759,8 +759,11 @@
goto tx_error;
}
- if (tnl_update_pmtu(dev, skb, rt, tnl_params->frag_off, inner_iph,
- 0, 0, false)) {
+ df = tnl_params->frag_off;
+ if (skb->protocol == htons(ETH_P_IP) && !tunnel->ignore_df)
+ df |= (inner_iph->frag_off & htons(IP_DF));
+
+ if (tnl_update_pmtu(dev, skb, rt, df, inner_iph, 0, 0, false)) {
ip_rt_put(rt);
goto tx_error;
}
@@ -788,10 +791,6 @@
ttl = ip4_dst_hoplimit(&rt->dst);
}
- df = tnl_params->frag_off;
- if (skb->protocol == htons(ETH_P_IP) && !tunnel->ignore_df)
- df |= (inner_iph->frag_off&htons(IP_DF));
-
max_headroom = LL_RESERVED_SPACE(rt->dst.dev) + sizeof(struct iphdr)
+ rt->dst.header_len + ip_encap_hlen(&tunnel->encap);
if (max_headroom > dev->needed_headroom)
diff --git a/net/ipv4/netfilter/arp_tables.c b/net/ipv4/netfilter/arp_tables.c
index 563b62b..c576a63 100644
--- a/net/ipv4/netfilter/arp_tables.c
+++ b/net/ipv4/netfilter/arp_tables.c
@@ -1379,7 +1379,7 @@
xt_compat_lock(NFPROTO_ARP);
t = xt_find_table_lock(net, NFPROTO_ARP, get.name);
if (!IS_ERR(t)) {
- const struct xt_table_info *private = t->private;
+ const struct xt_table_info *private = xt_table_get_private_protected(t);
struct xt_table_info info;
ret = compat_table_info(private, &info);
diff --git a/net/ipv4/netfilter/ip_tables.c b/net/ipv4/netfilter/ip_tables.c
index 6e2851f..e8f6f9d 100644
--- a/net/ipv4/netfilter/ip_tables.c
+++ b/net/ipv4/netfilter/ip_tables.c
@@ -1589,7 +1589,7 @@
xt_compat_lock(AF_INET);
t = xt_find_table_lock(net, AF_INET, get.name);
if (!IS_ERR(t)) {
- const struct xt_table_info *private = t->private;
+ const struct xt_table_info *private = xt_table_get_private_protected(t);
struct xt_table_info info;
ret = compat_table_info(private, &info);
if (!ret && get.size == info.size)
diff --git a/net/ipv4/nexthop.c b/net/ipv4/nexthop.c
index 5e1b22d..e53e43a 100644
--- a/net/ipv4/nexthop.c
+++ b/net/ipv4/nexthop.c
@@ -627,7 +627,7 @@
for (i = NHA_GROUP_TYPE + 1; i < __NHA_MAX; ++i) {
if (!tb[i])
continue;
- if (tb[NHA_FDB])
+ if (i == NHA_FDB)
continue;
NL_SET_ERR_MSG(extack,
"No other attributes can be set in nexthop groups");
@@ -1459,8 +1459,10 @@
return nh;
out_no_nh:
- for (; i >= 0; --i)
+ for (i--; i >= 0; --i) {
+ list_del(&nhg->nh_entries[i].nh_list);
nexthop_put(nhg->nh_entries[i].nh);
+ }
kfree(nhg->spare);
kfree(nhg);
diff --git a/net/ipv6/ip6_fib.c b/net/ipv6/ip6_fib.c
index 605cdd3..f43e275 100644
--- a/net/ipv6/ip6_fib.c
+++ b/net/ipv6/ip6_fib.c
@@ -1025,6 +1025,8 @@
{
struct fib6_table *table = rt->fib6_table;
+ /* Flush all cached dst in exception table */
+ rt6_flush_exceptions(rt);
fib6_drop_pcpu_from(rt, table);
if (rt->nh && !list_empty(&rt->nh_list))
@@ -1927,9 +1929,6 @@
net->ipv6.rt6_stats->fib_rt_entries--;
net->ipv6.rt6_stats->fib_discarded_routes++;
- /* Flush all cached dst in exception table */
- rt6_flush_exceptions(rt);
-
/* Reset round-robin state, if necessary */
if (rcu_access_pointer(fn->rr_ptr) == rt)
fn->rr_ptr = NULL;
diff --git a/net/ipv6/netfilter/ip6_tables.c b/net/ipv6/netfilter/ip6_tables.c
index c4f532f..0d453fa 100644
--- a/net/ipv6/netfilter/ip6_tables.c
+++ b/net/ipv6/netfilter/ip6_tables.c
@@ -1598,7 +1598,7 @@
xt_compat_lock(AF_INET6);
t = xt_find_table_lock(net, AF_INET6, get.name);
if (!IS_ERR(t)) {
- const struct xt_table_info *private = t->private;
+ const struct xt_table_info *private = xt_table_get_private_protected(t);
struct xt_table_info info;
ret = compat_table_info(private, &info);
if (!ret && get.size == info.size)
diff --git a/net/lapb/lapb_iface.c b/net/lapb/lapb_iface.c
index 213ea7a..4096188 100644
--- a/net/lapb/lapb_iface.c
+++ b/net/lapb/lapb_iface.c
@@ -489,6 +489,7 @@
break;
}
+ lapb_put(lapb);
return NOTIFY_DONE;
}
diff --git a/net/mptcp/protocol.c b/net/mptcp/protocol.c
index 09b19aa..6628d8d 100644
--- a/net/mptcp/protocol.c
+++ b/net/mptcp/protocol.c
@@ -877,6 +877,9 @@
struct mptcp_sock *msk = mptcp_sk(sk);
WARN_ON_ONCE(msk->wmem_reserved);
+ if (WARN_ON_ONCE(amount < 0))
+ amount = 0;
+
if (amount <= sk->sk_forward_alloc)
goto reserve;
@@ -1587,7 +1590,7 @@
if (msg->msg_flags & ~(MSG_MORE | MSG_DONTWAIT | MSG_NOSIGNAL))
return -EOPNOTSUPP;
- mptcp_lock_sock(sk, __mptcp_wmem_reserve(sk, len));
+ mptcp_lock_sock(sk, __mptcp_wmem_reserve(sk, min_t(size_t, 1 << 20, len)));
timeo = sock_sndtimeo(sk, msg->msg_flags & MSG_DONTWAIT);
diff --git a/net/ncsi/ncsi-rsp.c b/net/ncsi/ncsi-rsp.c
index 5b1f4ec..888ccc2 100644
--- a/net/ncsi/ncsi-rsp.c
+++ b/net/ncsi/ncsi-rsp.c
@@ -1120,7 +1120,7 @@
int payload, i, ret;
/* Find the NCSI device */
- nd = ncsi_find_dev(dev);
+ nd = ncsi_find_dev(orig_dev);
ndp = nd ? TO_NCSI_DEV_PRIV(nd) : NULL;
if (!ndp)
return -ENODEV;
diff --git a/net/netfilter/ipset/ip_set_hash_gen.h b/net/netfilter/ipset/ip_set_hash_gen.h
index 5f1208a..6186358 100644
--- a/net/netfilter/ipset/ip_set_hash_gen.h
+++ b/net/netfilter/ipset/ip_set_hash_gen.h
@@ -141,20 +141,6 @@
return hsize * sizeof(struct hbucket *) + sizeof(struct htable);
}
-/* Compute htable_bits from the user input parameter hashsize */
-static u8
-htable_bits(u32 hashsize)
-{
- /* Assume that hashsize == 2^htable_bits */
- u8 bits = fls(hashsize - 1);
-
- if (jhash_size(bits) != hashsize)
- /* Round up to the first 2^n value */
- bits = fls(hashsize);
-
- return bits;
-}
-
#ifdef IP_SET_HASH_WITH_NETS
#if IPSET_NET_COUNT > 1
#define __CIDR(cidr, i) (cidr[i])
@@ -640,7 +626,7 @@
struct htype *h = set->data;
struct htable *t, *orig;
u8 htable_bits;
- size_t dsize = set->dsize;
+ size_t hsize, dsize = set->dsize;
#ifdef IP_SET_HASH_WITH_NETS
u8 flags;
struct mtype_elem *tmp;
@@ -664,14 +650,12 @@
retry:
ret = 0;
htable_bits++;
- if (!htable_bits) {
- /* In case we have plenty of memory :-) */
- pr_warn("Cannot increase the hashsize of set %s further\n",
- set->name);
- ret = -IPSET_ERR_HASH_FULL;
- goto out;
- }
- t = ip_set_alloc(htable_size(htable_bits));
+ if (!htable_bits)
+ goto hbwarn;
+ hsize = htable_size(htable_bits);
+ if (!hsize)
+ goto hbwarn;
+ t = ip_set_alloc(hsize);
if (!t) {
ret = -ENOMEM;
goto out;
@@ -813,6 +797,12 @@
if (ret == -EAGAIN)
goto retry;
goto out;
+
+hbwarn:
+ /* In case we have plenty of memory :-) */
+ pr_warn("Cannot increase the hashsize of set %s further\n", set->name);
+ ret = -IPSET_ERR_HASH_FULL;
+ goto out;
}
/* Get the current number of elements and ext_size in the set */
@@ -1521,7 +1511,11 @@
if (!h)
return -ENOMEM;
- hbits = htable_bits(hashsize);
+ /* Compute htable_bits from the user input parameter hashsize.
+ * Assume that hashsize == 2^htable_bits,
+ * otherwise round up to the first 2^n value.
+ */
+ hbits = fls(hashsize - 1);
hsize = htable_size(hbits);
if (hsize == 0) {
kfree(h);
diff --git a/net/netfilter/nf_tables_api.c b/net/netfilter/nf_tables_api.c
index 8d5aa0a..15c467f1 100644
--- a/net/netfilter/nf_tables_api.c
+++ b/net/netfilter/nf_tables_api.c
@@ -4162,7 +4162,7 @@
if (flags & ~(NFT_SET_ANONYMOUS | NFT_SET_CONSTANT |
NFT_SET_INTERVAL | NFT_SET_TIMEOUT |
NFT_SET_MAP | NFT_SET_EVAL |
- NFT_SET_OBJECT | NFT_SET_CONCAT))
+ NFT_SET_OBJECT | NFT_SET_CONCAT | NFT_SET_EXPR))
return -EOPNOTSUPP;
/* Only one of these operations is supported */
if ((flags & (NFT_SET_MAP | NFT_SET_OBJECT)) ==
@@ -4304,6 +4304,10 @@
struct nlattr *tmp;
int left;
+ if (!(flags & NFT_SET_EXPR)) {
+ err = -EINVAL;
+ goto err_set_alloc_name;
+ }
i = 0;
nla_for_each_nested(tmp, nla[NFTA_SET_EXPRESSIONS], left) {
if (i == NFT_SET_EXPR_MAX) {
@@ -5254,8 +5258,8 @@
return 0;
err_expr:
- for (k = i - 1; k >= 0; k++)
- nft_expr_destroy(ctx, expr_array[i]);
+ for (k = i - 1; k >= 0; k--)
+ nft_expr_destroy(ctx, expr_array[k]);
return -ENOMEM;
}
diff --git a/net/netfilter/nft_dynset.c b/net/netfilter/nft_dynset.c
index 983a1d5..0b053f7 100644
--- a/net/netfilter/nft_dynset.c
+++ b/net/netfilter/nft_dynset.c
@@ -19,6 +19,7 @@
enum nft_registers sreg_key:8;
enum nft_registers sreg_data:8;
bool invert;
+ bool expr;
u8 num_exprs;
u64 timeout;
struct nft_expr *expr_array[NFT_SET_EXPR_MAX];
@@ -175,11 +176,12 @@
if (tb[NFTA_DYNSET_FLAGS]) {
u32 flags = ntohl(nla_get_be32(tb[NFTA_DYNSET_FLAGS]));
-
- if (flags & ~NFT_DYNSET_F_INV)
- return -EINVAL;
+ if (flags & ~(NFT_DYNSET_F_INV | NFT_DYNSET_F_EXPR))
+ return -EOPNOTSUPP;
if (flags & NFT_DYNSET_F_INV)
priv->invert = true;
+ if (flags & NFT_DYNSET_F_EXPR)
+ priv->expr = true;
}
set = nft_set_lookup_global(ctx->net, ctx->table,
@@ -210,7 +212,7 @@
timeout = 0;
if (tb[NFTA_DYNSET_TIMEOUT] != NULL) {
if (!(set->flags & NFT_SET_TIMEOUT))
- return -EINVAL;
+ return -EOPNOTSUPP;
err = nf_msecs_to_jiffies64(tb[NFTA_DYNSET_TIMEOUT], &timeout);
if (err)
@@ -224,7 +226,7 @@
if (tb[NFTA_DYNSET_SREG_DATA] != NULL) {
if (!(set->flags & NFT_SET_MAP))
- return -EINVAL;
+ return -EOPNOTSUPP;
if (set->dtype == NFT_DATA_VERDICT)
return -EOPNOTSUPP;
@@ -261,6 +263,9 @@
struct nlattr *tmp;
int left;
+ if (!priv->expr)
+ return -EINVAL;
+
i = 0;
nla_for_each_nested(tmp, tb[NFTA_DYNSET_EXPRESSIONS], left) {
if (i == NFT_SET_EXPR_MAX) {
diff --git a/net/netfilter/xt_RATEEST.c b/net/netfilter/xt_RATEEST.c
index 37253d3..0d5c422 100644
--- a/net/netfilter/xt_RATEEST.c
+++ b/net/netfilter/xt_RATEEST.c
@@ -115,6 +115,9 @@
} cfg;
int ret;
+ if (strnlen(info->name, sizeof(est->name)) >= sizeof(est->name))
+ return -ENAMETOOLONG;
+
net_get_random_once(&jhash_rnd, sizeof(jhash_rnd));
mutex_lock(&xn->hash_lock);
diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c
index de8e8db..6bbc7a4 100644
--- a/net/packet/af_packet.c
+++ b/net/packet/af_packet.c
@@ -4595,7 +4595,9 @@
static int packet_seq_show(struct seq_file *seq, void *v)
{
if (v == SEQ_START_TOKEN)
- seq_puts(seq, "sk RefCnt Type Proto Iface R Rmem User Inode\n");
+ seq_printf(seq,
+ "%*sRefCnt Type Proto Iface R Rmem User Inode\n",
+ IS_ENABLED(CONFIG_64BIT) ? -17 : -9, "sk");
else {
struct sock *s = sk_entry(v);
const struct packet_sock *po = pkt_sk(s);
diff --git a/net/qrtr/ns.c b/net/qrtr/ns.c
index 56aaf8c..8d00dfe 100644
--- a/net/qrtr/ns.c
+++ b/net/qrtr/ns.c
@@ -755,7 +755,7 @@
queue_work(qrtr_ns.workqueue, &qrtr_ns.work);
}
-void qrtr_ns_init(void)
+int qrtr_ns_init(void)
{
struct sockaddr_qrtr sq;
int ret;
@@ -766,7 +766,7 @@
ret = sock_create_kern(&init_net, AF_QIPCRTR, SOCK_DGRAM,
PF_QIPCRTR, &qrtr_ns.sock);
if (ret < 0)
- return;
+ return ret;
ret = kernel_getsockname(qrtr_ns.sock, (struct sockaddr *)&sq);
if (ret < 0) {
@@ -797,12 +797,13 @@
if (ret < 0)
goto err_wq;
- return;
+ return 0;
err_wq:
destroy_workqueue(qrtr_ns.workqueue);
err_sock:
sock_release(qrtr_ns.sock);
+ return ret;
}
EXPORT_SYMBOL_GPL(qrtr_ns_init);
diff --git a/net/qrtr/qrtr.c b/net/qrtr/qrtr.c
index f4ab3ca6..b343582 100644
--- a/net/qrtr/qrtr.c
+++ b/net/qrtr/qrtr.c
@@ -1287,13 +1287,19 @@
return rc;
rc = sock_register(&qrtr_family);
- if (rc) {
- proto_unregister(&qrtr_proto);
- return rc;
- }
+ if (rc)
+ goto err_proto;
- qrtr_ns_init();
+ rc = qrtr_ns_init();
+ if (rc)
+ goto err_sock;
+ return 0;
+
+err_sock:
+ sock_unregister(qrtr_family.family);
+err_proto:
+ proto_unregister(&qrtr_proto);
return rc;
}
postcore_initcall(qrtr_proto_init);
diff --git a/net/qrtr/qrtr.h b/net/qrtr/qrtr.h
index dc2b67f..3f2d286 100644
--- a/net/qrtr/qrtr.h
+++ b/net/qrtr/qrtr.h
@@ -29,7 +29,7 @@
int qrtr_endpoint_post(struct qrtr_endpoint *ep, const void *data, size_t len);
-void qrtr_ns_init(void);
+int qrtr_ns_init(void);
void qrtr_ns_remove(void);
diff --git a/net/sched/sch_choke.c b/net/sched/sch_choke.c
index bd618b0..50f680f 100644
--- a/net/sched/sch_choke.c
+++ b/net/sched/sch_choke.c
@@ -362,7 +362,7 @@
ctl = nla_data(tb[TCA_CHOKE_PARMS]);
- if (!red_check_params(ctl->qth_min, ctl->qth_max, ctl->Wlog))
+ if (!red_check_params(ctl->qth_min, ctl->qth_max, ctl->Wlog, ctl->Scell_log))
return -EINVAL;
if (ctl->limit > CHOKE_MAX_QUEUE)
diff --git a/net/sched/sch_gred.c b/net/sched/sch_gred.c
index 8599c6f..e0bc775 100644
--- a/net/sched/sch_gred.c
+++ b/net/sched/sch_gred.c
@@ -480,7 +480,7 @@
struct gred_sched *table = qdisc_priv(sch);
struct gred_sched_data *q = table->tab[dp];
- if (!red_check_params(ctl->qth_min, ctl->qth_max, ctl->Wlog)) {
+ if (!red_check_params(ctl->qth_min, ctl->qth_max, ctl->Wlog, ctl->Scell_log)) {
NL_SET_ERR_MSG_MOD(extack, "invalid RED parameters");
return -EINVAL;
}
diff --git a/net/sched/sch_red.c b/net/sched/sch_red.c
index e89fab6..b4ae34d 100644
--- a/net/sched/sch_red.c
+++ b/net/sched/sch_red.c
@@ -250,7 +250,7 @@
max_P = tb[TCA_RED_MAX_P] ? nla_get_u32(tb[TCA_RED_MAX_P]) : 0;
ctl = nla_data(tb[TCA_RED_PARMS]);
- if (!red_check_params(ctl->qth_min, ctl->qth_max, ctl->Wlog))
+ if (!red_check_params(ctl->qth_min, ctl->qth_max, ctl->Wlog, ctl->Scell_log))
return -EINVAL;
err = red_get_flags(ctl->flags, TC_RED_HISTORIC_FLAGS,
diff --git a/net/sched/sch_sfq.c b/net/sched/sch_sfq.c
index bca2be5..b25e514 100644
--- a/net/sched/sch_sfq.c
+++ b/net/sched/sch_sfq.c
@@ -647,7 +647,7 @@
}
if (ctl_v1 && !red_check_params(ctl_v1->qth_min, ctl_v1->qth_max,
- ctl_v1->Wlog))
+ ctl_v1->Wlog, ctl_v1->Scell_log))
return -EINVAL;
if (ctl_v1 && ctl_v1->qth_min) {
p = kmalloc(sizeof(*p), GFP_KERNEL);
diff --git a/net/sched/sch_taprio.c b/net/sched/sch_taprio.c
index c74817e..6f77527 100644
--- a/net/sched/sch_taprio.c
+++ b/net/sched/sch_taprio.c
@@ -1605,8 +1605,9 @@
hrtimer_cancel(&q->advance_timer);
if (q->qdiscs) {
- for (i = 0; i < dev->num_tx_queues && q->qdiscs[i]; i++)
- qdisc_reset(q->qdiscs[i]);
+ for (i = 0; i < dev->num_tx_queues; i++)
+ if (q->qdiscs[i])
+ qdisc_reset(q->qdiscs[i]);
}
sch->qstats.backlog = 0;
sch->q.qlen = 0;
@@ -1626,7 +1627,7 @@
taprio_disable_offload(dev, q, NULL);
if (q->qdiscs) {
- for (i = 0; i < dev->num_tx_queues && q->qdiscs[i]; i++)
+ for (i = 0; i < dev->num_tx_queues; i++)
qdisc_put(q->qdiscs[i]);
kfree(q->qdiscs);
diff --git a/net/wireless/Kconfig b/net/wireless/Kconfig
index 27026f5..f620acd 100644
--- a/net/wireless/Kconfig
+++ b/net/wireless/Kconfig
@@ -21,6 +21,7 @@
tristate "cfg80211 - wireless configuration API"
depends on RFKILL || !RFKILL
select FW_LOADER
+ select CRC32
# may need to update this when certificates are changed and are
# using a different algorithm, though right now they shouldn't
# (this is here rather than below to allow it to be a module)
diff --git a/net/xdp/xsk.c b/net/xdp/xsk.c
index ac4a317..8037b04 100644
--- a/net/xdp/xsk.c
+++ b/net/xdp/xsk.c
@@ -423,9 +423,9 @@
struct xdp_sock *xs = xdp_sk(skb->sk);
unsigned long flags;
- spin_lock_irqsave(&xs->tx_completion_lock, flags);
+ spin_lock_irqsave(&xs->pool->cq_lock, flags);
xskq_prod_submit_addr(xs->pool->cq, addr);
- spin_unlock_irqrestore(&xs->tx_completion_lock, flags);
+ spin_unlock_irqrestore(&xs->pool->cq_lock, flags);
sock_wfree(skb);
}
@@ -437,6 +437,7 @@
bool sent_frame = false;
struct xdp_desc desc;
struct sk_buff *skb;
+ unsigned long flags;
int err = 0;
mutex_lock(&xs->mutex);
@@ -468,10 +469,13 @@
* if there is space in it. This avoids having to implement
* any buffering in the Tx path.
*/
+ spin_lock_irqsave(&xs->pool->cq_lock, flags);
if (unlikely(err) || xskq_prod_reserve(xs->pool->cq)) {
+ spin_unlock_irqrestore(&xs->pool->cq_lock, flags);
kfree_skb(skb);
goto out;
}
+ spin_unlock_irqrestore(&xs->pool->cq_lock, flags);
skb->dev = xs->dev;
skb->priority = sk->sk_priority;
@@ -483,6 +487,9 @@
if (err == NETDEV_TX_BUSY) {
/* Tell user-space to retry the send */
skb->destructor = sock_wfree;
+ spin_lock_irqsave(&xs->pool->cq_lock, flags);
+ xskq_prod_cancel(xs->pool->cq);
+ spin_unlock_irqrestore(&xs->pool->cq_lock, flags);
/* Free skb without triggering the perf drop trace */
consume_skb(skb);
err = -EAGAIN;
@@ -878,6 +885,10 @@
}
}
+ /* FQ and CQ are now owned by the buffer pool and cleaned up with it. */
+ xs->fq_tmp = NULL;
+ xs->cq_tmp = NULL;
+
xs->dev = dev;
xs->zc = xs->umem->zc;
xs->queue_id = qid;
@@ -1299,7 +1310,6 @@
xs->state = XSK_READY;
mutex_init(&xs->mutex);
spin_lock_init(&xs->rx_lock);
- spin_lock_init(&xs->tx_completion_lock);
INIT_LIST_HEAD(&xs->map_list);
spin_lock_init(&xs->map_list_lock);
diff --git a/net/xdp/xsk_buff_pool.c b/net/xdp/xsk_buff_pool.c
index 67a4494..20598ee 100644
--- a/net/xdp/xsk_buff_pool.c
+++ b/net/xdp/xsk_buff_pool.c
@@ -71,12 +71,11 @@
INIT_LIST_HEAD(&pool->free_list);
INIT_LIST_HEAD(&pool->xsk_tx_list);
spin_lock_init(&pool->xsk_tx_list_lock);
+ spin_lock_init(&pool->cq_lock);
refcount_set(&pool->users, 1);
pool->fq = xs->fq_tmp;
pool->cq = xs->cq_tmp;
- xs->fq_tmp = NULL;
- xs->cq_tmp = NULL;
for (i = 0; i < pool->free_heads_cnt; i++) {
xskb = &pool->heads[i];
diff --git a/net/xdp/xsk_queue.h b/net/xdp/xsk_queue.h
index 4a9663aa..2823b7c 100644
--- a/net/xdp/xsk_queue.h
+++ b/net/xdp/xsk_queue.h
@@ -334,6 +334,11 @@
return xskq_prod_nb_free(q, 1) ? false : true;
}
+static inline void xskq_prod_cancel(struct xsk_queue *q)
+{
+ q->cached_prod--;
+}
+
static inline int xskq_prod_reserve(struct xsk_queue *q)
{
if (xskq_prod_is_full(q))
diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
index 0008530..92e888e 100755
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -6646,6 +6646,12 @@
# }
# }
+# strlcpy uses that should likely be strscpy
+ if ($line =~ /\bstrlcpy\s*\(/) {
+ WARN("STRLCPY",
+ "Prefer strscpy over strlcpy - see: https://lore.kernel.org/r/CAHk-=wgfRnXz0W3D37d01q3JFkr_i_uTL=V6A6G1oUZcprmknw\@mail.gmail.com/\n" . $herecurr);
+ }
+
# typecasts on min/max could be min_t/max_t
if ($perl_version_ok &&
defined $stat &&
diff --git a/scripts/depmod.sh b/scripts/depmod.sh
index e083bca..3643b4f 100755
--- a/scripts/depmod.sh
+++ b/scripts/depmod.sh
@@ -15,6 +15,8 @@
exit 0
fi
+# legacy behavior: "depmod" in /sbin, no /sbin in PATH
+PATH="$PATH:/sbin"
if [ -z $(command -v $DEPMOD) ]; then
echo "Warning: 'make modules_install' requires $DEPMOD. Please install it." >&2
echo "This is probably in the kmod package." >&2
diff --git a/scripts/gcc-plugins/Makefile b/scripts/gcc-plugins/Makefile
index d66949b..b5487cc 100644
--- a/scripts/gcc-plugins/Makefile
+++ b/scripts/gcc-plugins/Makefile
@@ -22,9 +22,9 @@
GCC_PLUGINS_DIR = $(shell $(CC) -print-file-name=plugin)
plugin_cxxflags = -Wp,-MMD,$(depfile) $(KBUILD_HOSTCXXFLAGS) -fPIC \
- -I $(GCC_PLUGINS_DIR)/include -I $(obj) -std=gnu++98 \
+ -I $(GCC_PLUGINS_DIR)/include -I $(obj) -std=gnu++11 \
-fno-rtti -fno-exceptions -fasynchronous-unwind-tables \
- -ggdb -Wno-narrowing -Wno-unused-variable -Wno-c++11-compat \
+ -ggdb -Wno-narrowing -Wno-unused-variable \
-Wno-format-diag
plugin_ldflags = -shared
diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c
index 6852668..770ad25 100644
--- a/sound/pci/hda/hda_intel.c
+++ b/sound/pci/hda/hda_intel.c
@@ -2220,8 +2220,6 @@
SND_PCI_QUIRK(0x1849, 0x7662, "Asrock H81M-HDS", 0),
/* https://bugzilla.redhat.com/show_bug.cgi?id=1525104 */
SND_PCI_QUIRK(0x1043, 0x8733, "Asus Prime X370-Pro", 0),
- /* https://bugzilla.redhat.com/show_bug.cgi?id=1581607 */
- SND_PCI_QUIRK(0x1558, 0x3501, "Clevo W35xSS_370SS", 0),
/* https://bugzilla.redhat.com/show_bug.cgi?id=1525104 */
SND_PCI_QUIRK(0x1558, 0x6504, "Clevo W65_67SB", 0),
/* https://bugzilla.redhat.com/show_bug.cgi?id=1525104 */
diff --git a/sound/pci/hda/patch_conexant.c b/sound/pci/hda/patch_conexant.c
index be5000d..d49cc44 100644
--- a/sound/pci/hda/patch_conexant.c
+++ b/sound/pci/hda/patch_conexant.c
@@ -1070,6 +1070,7 @@
static const struct hda_device_id snd_hda_id_conexant[] = {
HDA_CODEC_ENTRY(0x14f11f86, "CX8070", patch_conexant_auto),
HDA_CODEC_ENTRY(0x14f12008, "CX8200", patch_conexant_auto),
+ HDA_CODEC_ENTRY(0x14f120d0, "CX11970", patch_conexant_auto),
HDA_CODEC_ENTRY(0x14f15045, "CX20549 (Venice)", patch_conexant_auto),
HDA_CODEC_ENTRY(0x14f15047, "CX20551 (Waikiki)", patch_conexant_auto),
HDA_CODEC_ENTRY(0x14f15051, "CX20561 (Hermosa)", patch_conexant_auto),
diff --git a/sound/pci/hda/patch_hdmi.c b/sound/pci/hda/patch_hdmi.c
index 1e4a4b8..74d246a 100644
--- a/sound/pci/hda/patch_hdmi.c
+++ b/sound/pci/hda/patch_hdmi.c
@@ -1733,7 +1733,7 @@
per_pin->silent_stream = false;
unlock_out:
- mutex_unlock(&spec->pcm_lock);
+ mutex_unlock(&per_pin->lock);
}
/* update ELD and jack state via audio component */
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index dde5ba2..3c1d2a3 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -6289,6 +6289,7 @@
ALC221_FIXUP_HP_FRONT_MIC,
ALC292_FIXUP_TPT460,
ALC298_FIXUP_SPK_VOLUME,
+ ALC298_FIXUP_LENOVO_SPK_VOLUME,
ALC256_FIXUP_DELL_INSPIRON_7559_SUBWOOFER,
ALC269_FIXUP_ATIV_BOOK_8,
ALC221_FIXUP_HP_MIC_NO_PRESENCE,
@@ -7119,6 +7120,10 @@
.chained = true,
.chain_id = ALC298_FIXUP_DELL_AIO_MIC_NO_PRESENCE,
},
+ [ALC298_FIXUP_LENOVO_SPK_VOLUME] = {
+ .type = HDA_FIXUP_FUNC,
+ .v.func = alc298_fixup_speaker_volume,
+ },
[ALC295_FIXUP_DISABLE_DAC3] = {
.type = HDA_FIXUP_FUNC,
.v.func = alc295_fixup_disable_dac3,
@@ -7885,7 +7890,7 @@
SND_PCI_QUIRK(0x1028, 0x09bf, "Dell Precision", ALC233_FIXUP_ASUS_MIC_NO_PRESENCE),
SND_PCI_QUIRK(0x1028, 0x0a2e, "Dell", ALC236_FIXUP_DELL_AIO_HEADSET_MIC),
SND_PCI_QUIRK(0x1028, 0x0a30, "Dell", ALC236_FIXUP_DELL_AIO_HEADSET_MIC),
- SND_PCI_QUIRK(0x1028, 0x0a58, "Dell Precision 3650 Tower", ALC255_FIXUP_DELL_HEADSET_MIC),
+ SND_PCI_QUIRK(0x1028, 0x0a58, "Dell", ALC255_FIXUP_DELL_HEADSET_MIC),
SND_PCI_QUIRK(0x1028, 0x164a, "Dell", ALC293_FIXUP_DELL1_MIC_NO_PRESENCE),
SND_PCI_QUIRK(0x1028, 0x164b, "Dell", ALC293_FIXUP_DELL1_MIC_NO_PRESENCE),
SND_PCI_QUIRK(0x103c, 0x1586, "HP", ALC269_FIXUP_HP_MUTE_LED_MIC2),
@@ -7959,11 +7964,13 @@
SND_PCI_QUIRK(0x103c, 0x8497, "HP Envy x360", ALC269_FIXUP_HP_MUTE_LED_MIC3),
SND_PCI_QUIRK(0x103c, 0x84e7, "HP Pavilion 15", ALC269_FIXUP_HP_MUTE_LED_MIC3),
SND_PCI_QUIRK(0x103c, 0x869d, "HP", ALC236_FIXUP_HP_MUTE_LED),
+ SND_PCI_QUIRK(0x103c, 0x8724, "HP EliteBook 850 G7", ALC285_FIXUP_HP_GPIO_LED),
SND_PCI_QUIRK(0x103c, 0x8729, "HP", ALC285_FIXUP_HP_GPIO_LED),
SND_PCI_QUIRK(0x103c, 0x8736, "HP", ALC285_FIXUP_HP_GPIO_AMP_INIT),
SND_PCI_QUIRK(0x103c, 0x8760, "HP", ALC285_FIXUP_HP_MUTE_LED),
SND_PCI_QUIRK(0x103c, 0x877a, "HP", ALC285_FIXUP_HP_MUTE_LED),
SND_PCI_QUIRK(0x103c, 0x877d, "HP", ALC236_FIXUP_HP_MUTE_LED),
+ SND_PCI_QUIRK(0x103c, 0x87c8, "HP", ALC287_FIXUP_HP_GPIO_LED),
SND_PCI_QUIRK(0x103c, 0x87f4, "HP", ALC287_FIXUP_HP_GPIO_LED),
SND_PCI_QUIRK(0x103c, 0x87f5, "HP", ALC287_FIXUP_HP_GPIO_LED),
SND_PCI_QUIRK(0x1043, 0x103e, "ASUS X540SA", ALC256_FIXUP_ASUS_MIC),
@@ -8021,6 +8028,8 @@
SND_PCI_QUIRK(0x10cf, 0x1845, "Lifebook U904", ALC269_FIXUP_LIFEBOOK_EXTMIC),
SND_PCI_QUIRK(0x10ec, 0x10f2, "Intel Reference board", ALC700_FIXUP_INTEL_REFERENCE),
SND_PCI_QUIRK(0x10ec, 0x1230, "Intel Reference board", ALC295_FIXUP_CHROME_BOOK),
+ SND_PCI_QUIRK(0x10ec, 0x1252, "Intel Reference board", ALC295_FIXUP_CHROME_BOOK),
+ SND_PCI_QUIRK(0x10ec, 0x1254, "Intel Reference board", ALC295_FIXUP_CHROME_BOOK),
SND_PCI_QUIRK(0x10f7, 0x8338, "Panasonic CF-SZ6", ALC269_FIXUP_HEADSET_MODE),
SND_PCI_QUIRK(0x144d, 0xc109, "Samsung Ativ book 9 (NP900X3G)", ALC269_FIXUP_INV_DMIC),
SND_PCI_QUIRK(0x144d, 0xc169, "Samsung Notebook 9 Pen (NP930SBE-K01US)", ALC298_FIXUP_SAMSUNG_HEADPHONE_VERY_QUIET),
@@ -8126,6 +8135,7 @@
SND_PCI_QUIRK(0x17aa, 0x3151, "ThinkCentre Station", ALC283_FIXUP_HEADSET_MIC),
SND_PCI_QUIRK(0x17aa, 0x3176, "ThinkCentre Station", ALC283_FIXUP_HEADSET_MIC),
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, 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),
diff --git a/sound/pci/hda/patch_via.c b/sound/pci/hda/patch_via.c
index 7ef8f31..0ab40a8 100644
--- a/sound/pci/hda/patch_via.c
+++ b/sound/pci/hda/patch_via.c
@@ -1002,6 +1002,7 @@
enum {
VIA_FIXUP_INTMIC_BOOST,
VIA_FIXUP_ASUS_G75,
+ VIA_FIXUP_POWER_SAVE,
};
static void via_fixup_intmic_boost(struct hda_codec *codec,
@@ -1011,6 +1012,13 @@
override_mic_boost(codec, 0x30, 0, 2, 40);
}
+static void via_fixup_power_save(struct hda_codec *codec,
+ const struct hda_fixup *fix, int action)
+{
+ if (action == HDA_FIXUP_ACT_PRE_PROBE)
+ codec->power_save_node = 0;
+}
+
static const struct hda_fixup via_fixups[] = {
[VIA_FIXUP_INTMIC_BOOST] = {
.type = HDA_FIXUP_FUNC,
@@ -1025,11 +1033,16 @@
{ }
}
},
+ [VIA_FIXUP_POWER_SAVE] = {
+ .type = HDA_FIXUP_FUNC,
+ .v.func = via_fixup_power_save,
+ },
};
static const struct snd_pci_quirk vt2002p_fixups[] = {
SND_PCI_QUIRK(0x1043, 0x1487, "Asus G75", VIA_FIXUP_ASUS_G75),
SND_PCI_QUIRK(0x1043, 0x8532, "Asus X202E", VIA_FIXUP_INTMIC_BOOST),
+ SND_PCI_QUIRK(0x1558, 0x3501, "Clevo W35xSS_370SS", VIA_FIXUP_POWER_SAVE),
{}
};
diff --git a/sound/usb/implicit.c b/sound/usb/implicit.c
index eb3a4c4..931042a 100644
--- a/sound/usb/implicit.c
+++ b/sound/usb/implicit.c
@@ -74,10 +74,12 @@
/* No quirk for playback but with capture quirk (see below) */
IMPLICIT_FB_SKIP_DEV(0x0582, 0x0130), /* BOSS BR-80 */
+ IMPLICIT_FB_SKIP_DEV(0x0582, 0x0171), /* BOSS RC-505 */
IMPLICIT_FB_SKIP_DEV(0x0582, 0x0189), /* BOSS GT-100v2 */
IMPLICIT_FB_SKIP_DEV(0x0582, 0x01d6), /* BOSS GT-1 */
IMPLICIT_FB_SKIP_DEV(0x0582, 0x01d8), /* BOSS Katana */
IMPLICIT_FB_SKIP_DEV(0x0582, 0x01e5), /* BOSS GT-001 */
+ IMPLICIT_FB_SKIP_DEV(0x0582, 0x0203), /* BOSS AD-10 */
{} /* terminator */
};
@@ -85,10 +87,12 @@
/* Implicit feedback quirk table for capture: only FIXED type */
static const struct snd_usb_implicit_fb_match capture_implicit_fb_quirks[] = {
IMPLICIT_FB_FIXED_DEV(0x0582, 0x0130, 0x0d, 0x01), /* BOSS BR-80 */
+ IMPLICIT_FB_FIXED_DEV(0x0582, 0x0171, 0x0d, 0x01), /* BOSS RC-505 */
IMPLICIT_FB_FIXED_DEV(0x0582, 0x0189, 0x0d, 0x01), /* BOSS GT-100v2 */
IMPLICIT_FB_FIXED_DEV(0x0582, 0x01d6, 0x0d, 0x01), /* BOSS GT-1 */
IMPLICIT_FB_FIXED_DEV(0x0582, 0x01d8, 0x0d, 0x01), /* BOSS Katana */
IMPLICIT_FB_FIXED_DEV(0x0582, 0x01e5, 0x0d, 0x01), /* BOSS GT-001 */
+ IMPLICIT_FB_FIXED_DEV(0x0582, 0x0203, 0x0d, 0x01), /* BOSS AD-10 */
{} /* terminator */
};
diff --git a/sound/usb/midi.c b/sound/usb/midi.c
index c821365..0c23fa6 100644
--- a/sound/usb/midi.c
+++ b/sound/usb/midi.c
@@ -1889,6 +1889,8 @@
ms_ep = find_usb_ms_endpoint_descriptor(hostep);
if (!ms_ep)
continue;
+ if (ms_ep->bNumEmbMIDIJack > 0x10)
+ continue;
if (usb_endpoint_dir_out(ep)) {
if (endpoints[epidx].out_ep) {
if (++epidx >= MIDI_MAX_ENDPOINTS) {
@@ -2141,6 +2143,8 @@
cs_desc[1] == USB_DT_CS_INTERFACE &&
cs_desc[2] == 0xf1 &&
cs_desc[3] == 0x02) {
+ if (cs_desc[4] > 0x10 || cs_desc[5] > 0x10)
+ continue;
endpoint->in_cables = (1 << cs_desc[4]) - 1;
endpoint->out_cables = (1 << cs_desc[5]) - 1;
return snd_usbmidi_detect_endpoints(umidi, endpoint, 1);
diff --git a/tools/bpf/bpftool/net.c b/tools/bpf/bpftool/net.c
index 3fae61e..ff3aa0c 100644
--- a/tools/bpf/bpftool/net.c
+++ b/tools/bpf/bpftool/net.c
@@ -11,7 +11,6 @@
#include <bpf/bpf.h>
#include <bpf/libbpf.h>
#include <net/if.h>
-#include <linux/if.h>
#include <linux/rtnetlink.h>
#include <linux/socket.h>
#include <linux/tc_act/tc_bpf.h>
diff --git a/tools/bpf/resolve_btfids/main.c b/tools/bpf/resolve_btfids/main.c
index e3ea569..7409d78 100644
--- a/tools/bpf/resolve_btfids/main.c
+++ b/tools/bpf/resolve_btfids/main.c
@@ -139,6 +139,8 @@
#define pr_debug2(fmt, ...) pr_debugN(2, pr_fmt(fmt), ##__VA_ARGS__)
#define pr_err(fmt, ...) \
eprintf(0, verbose, pr_fmt(fmt), ##__VA_ARGS__)
+#define pr_info(fmt, ...) \
+ eprintf(0, verbose, pr_fmt(fmt), ##__VA_ARGS__)
static bool is_btf_id(const char *name)
{
@@ -472,7 +474,7 @@
int nr_funcs = obj->nr_funcs;
int err, type_id;
struct btf *btf;
- __u32 nr;
+ __u32 nr_types;
btf = btf__parse(obj->btf ?: obj->path, NULL);
err = libbpf_get_error(btf);
@@ -483,12 +485,12 @@
}
err = -1;
- nr = btf__get_nr_types(btf);
+ nr_types = btf__get_nr_types(btf);
/*
* Iterate all the BTF types and search for collected symbol IDs.
*/
- for (type_id = 1; type_id <= nr; type_id++) {
+ for (type_id = 1; type_id <= nr_types; type_id++) {
const struct btf_type *type;
struct rb_root *root;
struct btf_id *id;
@@ -526,8 +528,13 @@
id = btf_id__find(root, str);
if (id) {
- id->id = type_id;
- (*nr)--;
+ if (id->id) {
+ pr_info("WARN: multiple IDs found for '%s': %d, %d - using %d\n",
+ str, id->id, type_id, id->id);
+ } else {
+ id->id = type_id;
+ (*nr)--;
+ }
}
}
diff --git a/tools/testing/kunit/kunit_kernel.py b/tools/testing/kunit/kunit_kernel.py
index 57c1724..698358c 100644
--- a/tools/testing/kunit/kunit_kernel.py
+++ b/tools/testing/kunit/kunit_kernel.py
@@ -198,7 +198,7 @@
return self.validate_config(build_dir)
def run_kernel(self, args=[], build_dir='', timeout=None):
- args.extend(['mem=1G'])
+ args.extend(['mem=1G', 'console=tty'])
self._ops.linux_bin(args, timeout, build_dir)
outfile = get_outfile_path(build_dir)
subprocess.call(['stty', 'sane'])
diff --git a/tools/testing/selftests/bpf/Makefile b/tools/testing/selftests/bpf/Makefile
index 8c33e99..c51df6b 100644
--- a/tools/testing/selftests/bpf/Makefile
+++ b/tools/testing/selftests/bpf/Makefile
@@ -121,6 +121,9 @@
/sys/kernel/btf/vmlinux \
/boot/vmlinux-$(shell uname -r)
VMLINUX_BTF ?= $(abspath $(firstword $(wildcard $(VMLINUX_BTF_PATHS))))
+ifeq ($(VMLINUX_BTF),)
+$(error Cannot find a vmlinux for VMLINUX_BTF at any of "$(VMLINUX_BTF_PATHS)")
+endif
# Define simple and short `make test_progs`, `make test_sysctl`, etc targets
# to build individual tests.
diff --git a/tools/testing/selftests/bpf/progs/bprm_opts.c b/tools/testing/selftests/bpf/progs/bprm_opts.c
index 5bfef28..418d9c6 100644
--- a/tools/testing/selftests/bpf/progs/bprm_opts.c
+++ b/tools/testing/selftests/bpf/progs/bprm_opts.c
@@ -4,7 +4,7 @@
* Copyright 2020 Google LLC.
*/
-#include "vmlinux.h"
+#include <linux/bpf.h>
#include <errno.h>
#include <bpf/bpf_helpers.h>
#include <bpf/bpf_tracing.h>
diff --git a/tools/testing/selftests/bpf/test_maps.c b/tools/testing/selftests/bpf/test_maps.c
index 0ad3e63..51adc42 100644
--- a/tools/testing/selftests/bpf/test_maps.c
+++ b/tools/testing/selftests/bpf/test_maps.c
@@ -1312,22 +1312,58 @@
#define DO_UPDATE 1
#define DO_DELETE 0
+#define MAP_RETRIES 20
+
+static int map_update_retriable(int map_fd, const void *key, const void *value,
+ int flags, int attempts)
+{
+ while (bpf_map_update_elem(map_fd, key, value, flags)) {
+ if (!attempts || (errno != EAGAIN && errno != EBUSY))
+ return -errno;
+
+ usleep(1);
+ attempts--;
+ }
+
+ return 0;
+}
+
+static int map_delete_retriable(int map_fd, const void *key, int attempts)
+{
+ while (bpf_map_delete_elem(map_fd, key)) {
+ if (!attempts || (errno != EAGAIN && errno != EBUSY))
+ return -errno;
+
+ usleep(1);
+ attempts--;
+ }
+
+ return 0;
+}
+
static void test_update_delete(unsigned int fn, void *data)
{
int do_update = ((int *)data)[1];
int fd = ((int *)data)[0];
- int i, key, value;
+ int i, key, value, err;
for (i = fn; i < MAP_SIZE; i += TASKS) {
key = value = i;
if (do_update) {
- assert(bpf_map_update_elem(fd, &key, &value,
- BPF_NOEXIST) == 0);
- assert(bpf_map_update_elem(fd, &key, &value,
- BPF_EXIST) == 0);
+ err = map_update_retriable(fd, &key, &value, BPF_NOEXIST, MAP_RETRIES);
+ if (err)
+ printf("error %d %d\n", err, errno);
+ assert(err == 0);
+ err = map_update_retriable(fd, &key, &value, BPF_EXIST, MAP_RETRIES);
+ if (err)
+ printf("error %d %d\n", err, errno);
+ assert(err == 0);
} else {
- assert(bpf_map_delete_elem(fd, &key) == 0);
+ err = map_delete_retriable(fd, &key, MAP_RETRIES);
+ if (err)
+ printf("error %d %d\n", err, errno);
+ assert(err == 0);
}
}
}
diff --git a/tools/testing/selftests/bpf/xdpxceiver.c b/tools/testing/selftests/bpf/xdpxceiver.c
index 014deda..1e722ee 100644
--- a/tools/testing/selftests/bpf/xdpxceiver.c
+++ b/tools/testing/selftests/bpf/xdpxceiver.c
@@ -715,7 +715,7 @@
int payload = *((uint32_t *)(pkt_buf[iter]->payload + PKT_HDR_SIZE));
if (payload == EOT) {
- ksft_print_msg("End-of-tranmission frame received\n");
+ ksft_print_msg("End-of-transmission frame received\n");
fprintf(stdout, "---------------------------------------\n");
break;
}
@@ -747,7 +747,7 @@
}
if (payloadseqnum == EOT) {
- ksft_print_msg("End-of-tranmission frame received: PASS\n");
+ ksft_print_msg("End-of-transmission frame received: PASS\n");
sigvar = 1;
break;
}
diff --git a/tools/testing/selftests/drivers/net/mlxsw/qos_pfc.sh b/tools/testing/selftests/drivers/net/mlxsw/qos_pfc.sh
index 4d900bc..5c77002 100755
--- a/tools/testing/selftests/drivers/net/mlxsw/qos_pfc.sh
+++ b/tools/testing/selftests/drivers/net/mlxsw/qos_pfc.sh
@@ -230,7 +230,7 @@
__mlnx_qos -i $swp4 --pfc=0,1,0,0,0,0,0,0 >/dev/null
# PG0 will get autoconfigured to Xoff, give PG1 arbitrarily 100K, which
# is (-2*MTU) about 80K of delay provision.
- __mlnx_qos -i $swp3 --buffer_size=0,$_100KB,0,0,0,0,0,0 >/dev/null
+ __mlnx_qos -i $swp4 --buffer_size=0,$_100KB,0,0,0,0,0,0 >/dev/null
# bridges
# -------
diff --git a/tools/testing/selftests/kvm/Makefile b/tools/testing/selftests/kvm/Makefile
index c7ca4fa..fe41c6a 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
+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_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
diff --git a/tools/testing/selftests/kvm/demand_paging_test.c b/tools/testing/selftests/kvm/demand_paging_test.c
index 3d96a7b..cdad1ec 100644
--- a/tools/testing/selftests/kvm/demand_paging_test.c
+++ b/tools/testing/selftests/kvm/demand_paging_test.c
@@ -7,23 +7,20 @@
* Copyright (C) 2019, Google, Inc.
*/
-#define _GNU_SOURCE /* for program_invocation_name */
+#define _GNU_SOURCE /* for pipe2 */
#include <stdio.h>
#include <stdlib.h>
-#include <sys/syscall.h>
-#include <unistd.h>
-#include <asm/unistd.h>
#include <time.h>
#include <poll.h>
#include <pthread.h>
-#include <linux/bitmap.h>
-#include <linux/bitops.h>
#include <linux/userfaultfd.h>
+#include <sys/syscall.h>
-#include "perf_test_util.h"
-#include "processor.h"
+#include "kvm_util.h"
#include "test_util.h"
+#include "perf_test_util.h"
+#include "guest_modes.h"
#ifdef __NR_userfaultfd
@@ -39,12 +36,14 @@
#define PER_VCPU_DEBUG(...) _no_printf(__VA_ARGS__)
#endif
+static int nr_vcpus = 1;
+static uint64_t guest_percpu_mem_size = DEFAULT_PER_VCPU_MEM_SIZE;
static char *guest_data_prototype;
static void *vcpu_worker(void *data)
{
int ret;
- struct vcpu_args *vcpu_args = (struct vcpu_args *)data;
+ struct perf_test_vcpu_args *vcpu_args = (struct perf_test_vcpu_args *)data;
int vcpu_id = vcpu_args->vcpu_id;
struct kvm_vm *vm = perf_test_args.vm;
struct kvm_run *run;
@@ -248,9 +247,14 @@
return 0;
}
-static void run_test(enum vm_guest_mode mode, bool use_uffd,
- useconds_t uffd_delay)
+struct test_params {
+ bool use_uffd;
+ useconds_t uffd_delay;
+};
+
+static void run_test(enum vm_guest_mode mode, void *arg)
{
+ struct test_params *p = arg;
pthread_t *vcpu_threads;
pthread_t *uffd_handler_threads = NULL;
struct uffd_handler_args *uffd_args = NULL;
@@ -261,7 +265,7 @@
int vcpu_id;
int r;
- vm = create_vm(mode, nr_vcpus, guest_percpu_mem_size);
+ vm = perf_test_create_vm(mode, nr_vcpus, guest_percpu_mem_size);
perf_test_args.wr_fract = 1;
@@ -273,9 +277,9 @@
vcpu_threads = malloc(nr_vcpus * sizeof(*vcpu_threads));
TEST_ASSERT(vcpu_threads, "Memory allocation failed");
- add_vcpus(vm, nr_vcpus, guest_percpu_mem_size);
+ perf_test_setup_vcpus(vm, nr_vcpus, guest_percpu_mem_size);
- if (use_uffd) {
+ if (p->use_uffd) {
uffd_handler_threads =
malloc(nr_vcpus * sizeof(*uffd_handler_threads));
TEST_ASSERT(uffd_handler_threads, "Memory allocation failed");
@@ -308,7 +312,7 @@
r = setup_demand_paging(vm,
&uffd_handler_threads[vcpu_id],
pipefds[vcpu_id * 2],
- uffd_delay, &uffd_args[vcpu_id],
+ p->uffd_delay, &uffd_args[vcpu_id],
vcpu_hva, guest_percpu_mem_size);
if (r < 0)
exit(-r);
@@ -339,7 +343,7 @@
pr_info("All vCPU threads joined\n");
- if (use_uffd) {
+ if (p->use_uffd) {
char c;
/* Tell the user fault fd handler threads to quit */
@@ -357,43 +361,23 @@
perf_test_args.vcpu_args[0].pages * nr_vcpus /
((double)ts_diff.tv_sec + (double)ts_diff.tv_nsec / 100000000.0));
- ucall_uninit(vm);
- kvm_vm_free(vm);
+ perf_test_destroy_vm(vm);
free(guest_data_prototype);
free(vcpu_threads);
- if (use_uffd) {
+ if (p->use_uffd) {
free(uffd_handler_threads);
free(uffd_args);
free(pipefds);
}
}
-struct guest_mode {
- bool supported;
- bool enabled;
-};
-static struct guest_mode guest_modes[NUM_VM_MODES];
-
-#define guest_mode_init(mode, supported, enabled) ({ \
- guest_modes[mode] = (struct guest_mode){ supported, enabled }; \
-})
-
static void help(char *name)
{
- int i;
-
puts("");
printf("usage: %s [-h] [-m mode] [-u] [-d uffd_delay_usec]\n"
" [-b memory] [-v vcpus]\n", name);
- printf(" -m: specify the guest mode ID to test\n"
- " (default: test all supported modes)\n"
- " This option may be used multiple times.\n"
- " Guest mode IDs:\n");
- for (i = 0; i < NUM_VM_MODES; ++i) {
- printf(" %d: %s%s\n", i, vm_guest_mode_string(i),
- guest_modes[i].supported ? " (supported)" : "");
- }
+ guest_modes_help();
printf(" -u: use User Fault FD to handle vCPU page\n"
" faults.\n");
printf(" -d: add a delay in usec to the User Fault\n"
@@ -410,53 +394,22 @@
int main(int argc, char *argv[])
{
int max_vcpus = kvm_check_cap(KVM_CAP_MAX_VCPUS);
- bool mode_selected = false;
- unsigned int mode;
- int opt, i;
- bool use_uffd = false;
- useconds_t uffd_delay = 0;
+ struct test_params p = {};
+ int opt;
-#ifdef __x86_64__
- guest_mode_init(VM_MODE_PXXV48_4K, true, true);
-#endif
-#ifdef __aarch64__
- guest_mode_init(VM_MODE_P40V48_4K, true, true);
- guest_mode_init(VM_MODE_P40V48_64K, true, true);
- {
- unsigned int limit = kvm_check_cap(KVM_CAP_ARM_VM_IPA_SIZE);
-
- if (limit >= 52)
- guest_mode_init(VM_MODE_P52V48_64K, true, true);
- if (limit >= 48) {
- guest_mode_init(VM_MODE_P48V48_4K, true, true);
- guest_mode_init(VM_MODE_P48V48_64K, true, true);
- }
- }
-#endif
-#ifdef __s390x__
- guest_mode_init(VM_MODE_P40V48_4K, true, true);
-#endif
+ guest_modes_append_default();
while ((opt = getopt(argc, argv, "hm:ud:b:v:")) != -1) {
switch (opt) {
case 'm':
- if (!mode_selected) {
- for (i = 0; i < NUM_VM_MODES; ++i)
- guest_modes[i].enabled = false;
- mode_selected = true;
- }
- mode = strtoul(optarg, NULL, 10);
- TEST_ASSERT(mode < NUM_VM_MODES,
- "Guest mode ID %d too big", mode);
- guest_modes[mode].enabled = true;
+ guest_modes_cmdline(optarg);
break;
case 'u':
- use_uffd = true;
+ p.use_uffd = true;
break;
case 'd':
- uffd_delay = strtoul(optarg, NULL, 0);
- TEST_ASSERT(uffd_delay >= 0,
- "A negative UFFD delay is not supported.");
+ p.uffd_delay = strtoul(optarg, NULL, 0);
+ TEST_ASSERT(p.uffd_delay >= 0, "A negative UFFD delay is not supported.");
break;
case 'b':
guest_percpu_mem_size = parse_size(optarg);
@@ -473,14 +426,7 @@
}
}
- for (i = 0; i < NUM_VM_MODES; ++i) {
- if (!guest_modes[i].enabled)
- continue;
- TEST_ASSERT(guest_modes[i].supported,
- "Guest mode ID %d (%s) not supported.",
- i, vm_guest_mode_string(i));
- run_test(i, use_uffd, uffd_delay);
- }
+ for_each_guest_mode(run_test, &p);
return 0;
}
diff --git a/tools/testing/selftests/kvm/dirty_log_perf_test.c b/tools/testing/selftests/kvm/dirty_log_perf_test.c
index 9c6a7be..2283a0e 100644
--- a/tools/testing/selftests/kvm/dirty_log_perf_test.c
+++ b/tools/testing/selftests/kvm/dirty_log_perf_test.c
@@ -8,29 +8,28 @@
* Copyright (C) 2020, Google, Inc.
*/
-#define _GNU_SOURCE /* for program_invocation_name */
-
#include <stdio.h>
#include <stdlib.h>
-#include <unistd.h>
#include <time.h>
#include <pthread.h>
#include <linux/bitmap.h>
-#include <linux/bitops.h>
#include "kvm_util.h"
-#include "perf_test_util.h"
-#include "processor.h"
#include "test_util.h"
+#include "perf_test_util.h"
+#include "guest_modes.h"
/* How many host loops to run by default (one KVM_GET_DIRTY_LOG for each loop)*/
#define TEST_HOST_LOOP_N 2UL
+static int nr_vcpus = 1;
+static uint64_t guest_percpu_mem_size = DEFAULT_PER_VCPU_MEM_SIZE;
+
/* Host variables */
static u64 dirty_log_manual_caps;
static bool host_quit;
static uint64_t iteration;
-static uint64_t vcpu_last_completed_iteration[MAX_VCPUS];
+static uint64_t vcpu_last_completed_iteration[KVM_MAX_VCPUS];
static void *vcpu_worker(void *data)
{
@@ -42,7 +41,7 @@
struct timespec ts_diff;
struct timespec total = (struct timespec){0};
struct timespec avg;
- struct vcpu_args *vcpu_args = (struct vcpu_args *)data;
+ struct perf_test_vcpu_args *vcpu_args = (struct perf_test_vcpu_args *)data;
int vcpu_id = vcpu_args->vcpu_id;
vcpu_args_set(vm, vcpu_id, 1, vcpu_id);
@@ -89,9 +88,15 @@
return NULL;
}
-static void run_test(enum vm_guest_mode mode, unsigned long iterations,
- uint64_t phys_offset, int wr_fract)
+struct test_params {
+ unsigned long iterations;
+ uint64_t phys_offset;
+ int wr_fract;
+};
+
+static void run_test(enum vm_guest_mode mode, void *arg)
{
+ struct test_params *p = arg;
pthread_t *vcpu_threads;
struct kvm_vm *vm;
unsigned long *bmap;
@@ -106,9 +111,9 @@
struct kvm_enable_cap cap = {};
struct timespec clear_dirty_log_total = (struct timespec){0};
- vm = create_vm(mode, nr_vcpus, guest_percpu_mem_size);
+ vm = perf_test_create_vm(mode, nr_vcpus, guest_percpu_mem_size);
- perf_test_args.wr_fract = wr_fract;
+ perf_test_args.wr_fract = p->wr_fract;
guest_num_pages = (nr_vcpus * guest_percpu_mem_size) >> vm_get_page_shift(vm);
guest_num_pages = vm_adjust_num_guest_pages(mode, guest_num_pages);
@@ -124,7 +129,7 @@
vcpu_threads = malloc(nr_vcpus * sizeof(*vcpu_threads));
TEST_ASSERT(vcpu_threads, "Memory allocation failed");
- add_vcpus(vm, nr_vcpus, guest_percpu_mem_size);
+ perf_test_setup_vcpus(vm, nr_vcpus, guest_percpu_mem_size);
sync_global_to_guest(vm, perf_test_args);
@@ -150,13 +155,13 @@
/* Enable dirty logging */
clock_gettime(CLOCK_MONOTONIC, &start);
- vm_mem_region_set_flags(vm, TEST_MEM_SLOT_INDEX,
+ vm_mem_region_set_flags(vm, PERF_TEST_MEM_SLOT_INDEX,
KVM_MEM_LOG_DIRTY_PAGES);
ts_diff = timespec_diff_now(start);
pr_info("Enabling dirty logging time: %ld.%.9lds\n\n",
ts_diff.tv_sec, ts_diff.tv_nsec);
- while (iteration < iterations) {
+ while (iteration < p->iterations) {
/*
* Incrementing the iteration number will start the vCPUs
* dirtying memory again.
@@ -177,7 +182,7 @@
iteration, ts_diff.tv_sec, ts_diff.tv_nsec);
clock_gettime(CLOCK_MONOTONIC, &start);
- kvm_vm_get_dirty_log(vm, TEST_MEM_SLOT_INDEX, bmap);
+ kvm_vm_get_dirty_log(vm, PERF_TEST_MEM_SLOT_INDEX, bmap);
ts_diff = timespec_diff_now(start);
get_dirty_log_total = timespec_add(get_dirty_log_total,
@@ -187,7 +192,7 @@
if (dirty_log_manual_caps) {
clock_gettime(CLOCK_MONOTONIC, &start);
- kvm_vm_clear_dirty_log(vm, TEST_MEM_SLOT_INDEX, bmap, 0,
+ kvm_vm_clear_dirty_log(vm, PERF_TEST_MEM_SLOT_INDEX, bmap, 0,
host_num_pages);
ts_diff = timespec_diff_now(start);
@@ -205,43 +210,30 @@
/* Disable dirty logging */
clock_gettime(CLOCK_MONOTONIC, &start);
- vm_mem_region_set_flags(vm, TEST_MEM_SLOT_INDEX, 0);
+ vm_mem_region_set_flags(vm, PERF_TEST_MEM_SLOT_INDEX, 0);
ts_diff = timespec_diff_now(start);
pr_info("Disabling dirty logging time: %ld.%.9lds\n",
ts_diff.tv_sec, ts_diff.tv_nsec);
- avg = timespec_div(get_dirty_log_total, iterations);
+ avg = timespec_div(get_dirty_log_total, p->iterations);
pr_info("Get dirty log over %lu iterations took %ld.%.9lds. (Avg %ld.%.9lds/iteration)\n",
- iterations, get_dirty_log_total.tv_sec,
+ p->iterations, get_dirty_log_total.tv_sec,
get_dirty_log_total.tv_nsec, avg.tv_sec, avg.tv_nsec);
if (dirty_log_manual_caps) {
- avg = timespec_div(clear_dirty_log_total, iterations);
+ avg = timespec_div(clear_dirty_log_total, p->iterations);
pr_info("Clear dirty log over %lu iterations took %ld.%.9lds. (Avg %ld.%.9lds/iteration)\n",
- iterations, clear_dirty_log_total.tv_sec,
+ p->iterations, clear_dirty_log_total.tv_sec,
clear_dirty_log_total.tv_nsec, avg.tv_sec, avg.tv_nsec);
}
free(bmap);
free(vcpu_threads);
- ucall_uninit(vm);
- kvm_vm_free(vm);
+ perf_test_destroy_vm(vm);
}
-struct guest_mode {
- bool supported;
- bool enabled;
-};
-static struct guest_mode guest_modes[NUM_VM_MODES];
-
-#define guest_mode_init(mode, supported, enabled) ({ \
- guest_modes[mode] = (struct guest_mode){ supported, enabled }; \
-})
-
static void help(char *name)
{
- int i;
-
puts("");
printf("usage: %s [-h] [-i iterations] [-p offset] "
"[-m mode] [-b vcpu bytes] [-v vcpus]\n", name);
@@ -250,14 +242,7 @@
TEST_HOST_LOOP_N);
printf(" -p: specify guest physical test memory offset\n"
" Warning: a low offset can conflict with the loaded test code.\n");
- printf(" -m: specify the guest mode ID to test "
- "(default: test all supported modes)\n"
- " This option may be used multiple times.\n"
- " Guest mode IDs:\n");
- for (i = 0; i < NUM_VM_MODES; ++i) {
- printf(" %d: %s%s\n", i, vm_guest_mode_string(i),
- guest_modes[i].supported ? " (supported)" : "");
- }
+ guest_modes_help();
printf(" -b: specify the size of the memory region which should be\n"
" dirtied by each vCPU. e.g. 10M or 3G.\n"
" (default: 1G)\n");
@@ -272,74 +257,43 @@
int main(int argc, char *argv[])
{
- unsigned long iterations = TEST_HOST_LOOP_N;
- bool mode_selected = false;
- uint64_t phys_offset = 0;
- unsigned int mode;
- int opt, i;
- int wr_fract = 1;
+ int max_vcpus = kvm_check_cap(KVM_CAP_MAX_VCPUS);
+ struct test_params p = {
+ .iterations = TEST_HOST_LOOP_N,
+ .wr_fract = 1,
+ };
+ int opt;
dirty_log_manual_caps =
kvm_check_cap(KVM_CAP_MANUAL_DIRTY_LOG_PROTECT2);
dirty_log_manual_caps &= (KVM_DIRTY_LOG_MANUAL_PROTECT_ENABLE |
KVM_DIRTY_LOG_INITIALLY_SET);
-#ifdef __x86_64__
- guest_mode_init(VM_MODE_PXXV48_4K, true, true);
-#endif
-#ifdef __aarch64__
- guest_mode_init(VM_MODE_P40V48_4K, true, true);
- guest_mode_init(VM_MODE_P40V48_64K, true, true);
-
- {
- unsigned int limit = kvm_check_cap(KVM_CAP_ARM_VM_IPA_SIZE);
-
- if (limit >= 52)
- guest_mode_init(VM_MODE_P52V48_64K, true, true);
- if (limit >= 48) {
- guest_mode_init(VM_MODE_P48V48_4K, true, true);
- guest_mode_init(VM_MODE_P48V48_64K, true, true);
- }
- }
-#endif
-#ifdef __s390x__
- guest_mode_init(VM_MODE_P40V48_4K, true, true);
-#endif
+ guest_modes_append_default();
while ((opt = getopt(argc, argv, "hi:p:m:b:f:v:")) != -1) {
switch (opt) {
case 'i':
- iterations = strtol(optarg, NULL, 10);
+ p.iterations = strtol(optarg, NULL, 10);
break;
case 'p':
- phys_offset = strtoull(optarg, NULL, 0);
+ p.phys_offset = strtoull(optarg, NULL, 0);
break;
case 'm':
- if (!mode_selected) {
- for (i = 0; i < NUM_VM_MODES; ++i)
- guest_modes[i].enabled = false;
- mode_selected = true;
- }
- mode = strtoul(optarg, NULL, 10);
- TEST_ASSERT(mode < NUM_VM_MODES,
- "Guest mode ID %d too big", mode);
- guest_modes[mode].enabled = true;
+ guest_modes_cmdline(optarg);
break;
case 'b':
guest_percpu_mem_size = parse_size(optarg);
break;
case 'f':
- wr_fract = atoi(optarg);
- TEST_ASSERT(wr_fract >= 1,
+ p.wr_fract = atoi(optarg);
+ TEST_ASSERT(p.wr_fract >= 1,
"Write fraction cannot be less than one");
break;
case 'v':
nr_vcpus = atoi(optarg);
- TEST_ASSERT(nr_vcpus > 0,
- "Must have a positive number of vCPUs");
- TEST_ASSERT(nr_vcpus <= MAX_VCPUS,
- "This test does not currently support\n"
- "more than %d vCPUs.", MAX_VCPUS);
+ TEST_ASSERT(nr_vcpus > 0 && nr_vcpus <= max_vcpus,
+ "Invalid number of vcpus, must be between 1 and %d", max_vcpus);
break;
case 'h':
default:
@@ -348,18 +302,11 @@
}
}
- TEST_ASSERT(iterations >= 2, "The test should have at least two iterations");
+ TEST_ASSERT(p.iterations >= 2, "The test should have at least two iterations");
- pr_info("Test iterations: %"PRIu64"\n", iterations);
+ pr_info("Test iterations: %"PRIu64"\n", p.iterations);
- for (i = 0; i < NUM_VM_MODES; ++i) {
- if (!guest_modes[i].enabled)
- continue;
- TEST_ASSERT(guest_modes[i].supported,
- "Guest mode ID %d (%s) not supported.",
- i, vm_guest_mode_string(i));
- run_test(i, iterations, phys_offset, wr_fract);
- }
+ for_each_guest_mode(run_test, &p);
return 0;
}
diff --git a/tools/testing/selftests/kvm/dirty_log_test.c b/tools/testing/selftests/kvm/dirty_log_test.c
index 471baec..bb2752d 100644
--- a/tools/testing/selftests/kvm/dirty_log_test.c
+++ b/tools/testing/selftests/kvm/dirty_log_test.c
@@ -9,8 +9,6 @@
#include <stdio.h>
#include <stdlib.h>
-#include <unistd.h>
-#include <time.h>
#include <pthread.h>
#include <semaphore.h>
#include <sys/types.h>
@@ -20,8 +18,9 @@
#include <linux/bitops.h>
#include <asm/barrier.h>
-#include "test_util.h"
#include "kvm_util.h"
+#include "test_util.h"
+#include "guest_modes.h"
#include "processor.h"
#define VCPU_ID 1
@@ -673,9 +672,15 @@
#define DIRTY_MEM_BITS 30 /* 1G */
#define PAGE_SHIFT_4K 12
-static void run_test(enum vm_guest_mode mode, unsigned long iterations,
- unsigned long interval, uint64_t phys_offset)
+struct test_params {
+ unsigned long iterations;
+ unsigned long interval;
+ uint64_t phys_offset;
+};
+
+static void run_test(enum vm_guest_mode mode, void *arg)
{
+ struct test_params *p = arg;
struct kvm_vm *vm;
unsigned long *bmap;
@@ -709,12 +714,12 @@
host_page_size = getpagesize();
host_num_pages = vm_num_host_pages(mode, guest_num_pages);
- if (!phys_offset) {
+ if (!p->phys_offset) {
guest_test_phys_mem = (vm_get_max_gfn(vm) -
guest_num_pages) * guest_page_size;
guest_test_phys_mem &= ~(host_page_size - 1);
} else {
- guest_test_phys_mem = phys_offset;
+ guest_test_phys_mem = p->phys_offset;
}
#ifdef __s390x__
@@ -758,9 +763,9 @@
pthread_create(&vcpu_thread, NULL, vcpu_worker, vm);
- while (iteration < iterations) {
+ while (iteration < p->iterations) {
/* Give the vcpu thread some time to dirty some pages */
- usleep(interval * 1000);
+ usleep(p->interval * 1000);
log_mode_collect_dirty_pages(vm, TEST_MEM_SLOT_INDEX,
bmap, host_num_pages);
vm_dirty_log_verify(mode, bmap);
@@ -783,20 +788,8 @@
kvm_vm_free(vm);
}
-struct guest_mode {
- bool supported;
- bool enabled;
-};
-static struct guest_mode guest_modes[NUM_VM_MODES];
-
-#define guest_mode_init(mode, supported, enabled) ({ \
- guest_modes[mode] = (struct guest_mode){ supported, enabled }; \
-})
-
static void help(char *name)
{
- int i;
-
puts("");
printf("usage: %s [-h] [-i iterations] [-I interval] "
"[-p offset] [-m mode]\n", name);
@@ -813,51 +806,23 @@
printf(" -M: specify the host logging mode "
"(default: run all log modes). Supported modes: \n\t");
log_modes_dump();
- printf(" -m: specify the guest mode ID to test "
- "(default: test all supported modes)\n"
- " This option may be used multiple times.\n"
- " Guest mode IDs:\n");
- for (i = 0; i < NUM_VM_MODES; ++i) {
- printf(" %d: %s%s\n", i, vm_guest_mode_string(i),
- guest_modes[i].supported ? " (supported)" : "");
- }
+ guest_modes_help();
puts("");
exit(0);
}
int main(int argc, char *argv[])
{
- unsigned long iterations = TEST_HOST_LOOP_N;
- unsigned long interval = TEST_HOST_LOOP_INTERVAL;
- bool mode_selected = false;
- uint64_t phys_offset = 0;
- unsigned int mode;
- int opt, i, j;
+ struct test_params p = {
+ .iterations = TEST_HOST_LOOP_N,
+ .interval = TEST_HOST_LOOP_INTERVAL,
+ };
+ int opt, i;
sem_init(&dirty_ring_vcpu_stop, 0, 0);
sem_init(&dirty_ring_vcpu_cont, 0, 0);
-#ifdef __x86_64__
- guest_mode_init(VM_MODE_PXXV48_4K, true, true);
-#endif
-#ifdef __aarch64__
- guest_mode_init(VM_MODE_P40V48_4K, true, true);
- guest_mode_init(VM_MODE_P40V48_64K, true, true);
-
- {
- unsigned int limit = kvm_check_cap(KVM_CAP_ARM_VM_IPA_SIZE);
-
- if (limit >= 52)
- guest_mode_init(VM_MODE_P52V48_64K, true, true);
- if (limit >= 48) {
- guest_mode_init(VM_MODE_P48V48_4K, true, true);
- guest_mode_init(VM_MODE_P48V48_64K, true, true);
- }
- }
-#endif
-#ifdef __s390x__
- guest_mode_init(VM_MODE_P40V48_4K, true, true);
-#endif
+ guest_modes_append_default();
while ((opt = getopt(argc, argv, "c:hi:I:p:m:M:")) != -1) {
switch (opt) {
@@ -865,24 +830,16 @@
test_dirty_ring_count = strtol(optarg, NULL, 10);
break;
case 'i':
- iterations = strtol(optarg, NULL, 10);
+ p.iterations = strtol(optarg, NULL, 10);
break;
case 'I':
- interval = strtol(optarg, NULL, 10);
+ p.interval = strtol(optarg, NULL, 10);
break;
case 'p':
- phys_offset = strtoull(optarg, NULL, 0);
+ p.phys_offset = strtoull(optarg, NULL, 0);
break;
case 'm':
- if (!mode_selected) {
- for (i = 0; i < NUM_VM_MODES; ++i)
- guest_modes[i].enabled = false;
- mode_selected = true;
- }
- mode = strtoul(optarg, NULL, 10);
- TEST_ASSERT(mode < NUM_VM_MODES,
- "Guest mode ID %d too big", mode);
- guest_modes[mode].enabled = true;
+ guest_modes_cmdline(optarg);
break;
case 'M':
if (!strcmp(optarg, "all")) {
@@ -911,32 +868,24 @@
}
}
- TEST_ASSERT(iterations > 2, "Iterations must be greater than two");
- TEST_ASSERT(interval > 0, "Interval must be greater than zero");
+ TEST_ASSERT(p.iterations > 2, "Iterations must be greater than two");
+ TEST_ASSERT(p.interval > 0, "Interval must be greater than zero");
pr_info("Test iterations: %"PRIu64", interval: %"PRIu64" (ms)\n",
- iterations, interval);
+ p.iterations, p.interval);
srandom(time(0));
- for (i = 0; i < NUM_VM_MODES; ++i) {
- if (!guest_modes[i].enabled)
- continue;
- TEST_ASSERT(guest_modes[i].supported,
- "Guest mode ID %d (%s) not supported.",
- i, vm_guest_mode_string(i));
- if (host_log_mode_option == LOG_MODE_ALL) {
- /* Run each log mode */
- for (j = 0; j < LOG_MODE_NUM; j++) {
- pr_info("Testing Log Mode '%s'\n",
- log_modes[j].name);
- host_log_mode = j;
- run_test(i, iterations, interval, phys_offset);
- }
- } else {
- host_log_mode = host_log_mode_option;
- run_test(i, iterations, interval, phys_offset);
+ if (host_log_mode_option == LOG_MODE_ALL) {
+ /* Run each log mode */
+ for (i = 0; i < LOG_MODE_NUM; i++) {
+ pr_info("Testing Log Mode '%s'\n", log_modes[i].name);
+ host_log_mode = i;
+ for_each_guest_mode(run_test, &p);
}
+ } else {
+ host_log_mode = host_log_mode_option;
+ for_each_guest_mode(run_test, &p);
}
return 0;
diff --git a/tools/testing/selftests/kvm/include/guest_modes.h b/tools/testing/selftests/kvm/include/guest_modes.h
new file mode 100644
index 0000000..b691df3
--- /dev/null
+++ b/tools/testing/selftests/kvm/include/guest_modes.h
@@ -0,0 +1,21 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Copyright (C) 2020, Red Hat, Inc.
+ */
+#include "kvm_util.h"
+
+struct guest_mode {
+ bool supported;
+ bool enabled;
+};
+
+extern struct guest_mode guest_modes[NUM_VM_MODES];
+
+#define guest_mode_append(mode, supported, enabled) ({ \
+ guest_modes[mode] = (struct guest_mode){ supported, enabled }; \
+})
+
+void guest_modes_append_default(void);
+void for_each_guest_mode(void (*func)(enum vm_guest_mode, void *), void *arg);
+void guest_modes_help(void);
+void guest_modes_cmdline(const char *arg);
diff --git a/tools/testing/selftests/kvm/include/kvm_util.h b/tools/testing/selftests/kvm/include/kvm_util.h
index dfa9d36..5cbb861 100644
--- a/tools/testing/selftests/kvm/include/kvm_util.h
+++ b/tools/testing/selftests/kvm/include/kvm_util.h
@@ -16,6 +16,7 @@
#include "sparsebit.h"
+#define KVM_MAX_VCPUS 512
/*
* Callers of kvm_util only have an incomplete/opaque description of the
@@ -70,6 +71,14 @@
#define vm_guest_mode_string(m) vm_guest_mode_string[m]
extern const char * const vm_guest_mode_string[];
+struct vm_guest_mode_params {
+ unsigned int pa_bits;
+ unsigned int va_bits;
+ unsigned int page_size;
+ unsigned int page_shift;
+};
+extern const struct vm_guest_mode_params vm_guest_mode_params[];
+
enum vm_mem_backing_src_type {
VM_MEM_SRC_ANONYMOUS,
VM_MEM_SRC_ANONYMOUS_THP,
diff --git a/tools/testing/selftests/kvm/include/perf_test_util.h b/tools/testing/selftests/kvm/include/perf_test_util.h
index 239421e..b118882 100644
--- a/tools/testing/selftests/kvm/include/perf_test_util.h
+++ b/tools/testing/selftests/kvm/include/perf_test_util.h
@@ -9,38 +9,15 @@
#define SELFTEST_KVM_PERF_TEST_UTIL_H
#include "kvm_util.h"
-#include "processor.h"
-
-#define MAX_VCPUS 512
-
-#define PAGE_SHIFT_4K 12
-#define PTES_PER_4K_PT 512
-
-#define TEST_MEM_SLOT_INDEX 1
/* Default guest test virtual memory offset */
#define DEFAULT_GUEST_TEST_MEM 0xc0000000
#define DEFAULT_PER_VCPU_MEM_SIZE (1 << 30) /* 1G */
-/*
- * Guest physical memory offset of the testing memory slot.
- * This will be set to the topmost valid physical address minus
- * the test memory size.
- */
-static uint64_t guest_test_phys_mem;
+#define PERF_TEST_MEM_SLOT_INDEX 1
-/*
- * Guest virtual memory offset of the testing memory slot.
- * Must not conflict with identity mapped test code.
- */
-static uint64_t guest_test_virt_mem = DEFAULT_GUEST_TEST_MEM;
-static uint64_t guest_percpu_mem_size = DEFAULT_PER_VCPU_MEM_SIZE;
-
-/* Number of VCPUs for the test */
-static int nr_vcpus = 1;
-
-struct vcpu_args {
+struct perf_test_vcpu_args {
uint64_t gva;
uint64_t pages;
@@ -54,141 +31,21 @@
uint64_t guest_page_size;
int wr_fract;
- struct vcpu_args vcpu_args[MAX_VCPUS];
+ struct perf_test_vcpu_args vcpu_args[KVM_MAX_VCPUS];
};
-static struct perf_test_args perf_test_args;
+extern struct perf_test_args perf_test_args;
/*
- * Continuously write to the first 8 bytes of each page in the
- * specified region.
+ * Guest physical memory offset of the testing memory slot.
+ * This will be set to the topmost valid physical address minus
+ * the test memory size.
*/
-static void guest_code(uint32_t vcpu_id)
-{
- struct vcpu_args *vcpu_args = &perf_test_args.vcpu_args[vcpu_id];
- uint64_t gva;
- uint64_t pages;
- int i;
+extern uint64_t guest_test_phys_mem;
- /* Make sure vCPU args data structure is not corrupt. */
- GUEST_ASSERT(vcpu_args->vcpu_id == vcpu_id);
-
- gva = vcpu_args->gva;
- pages = vcpu_args->pages;
-
- while (true) {
- for (i = 0; i < pages; i++) {
- uint64_t addr = gva + (i * perf_test_args.guest_page_size);
-
- if (i % perf_test_args.wr_fract == 0)
- *(uint64_t *)addr = 0x0123456789ABCDEF;
- else
- READ_ONCE(*(uint64_t *)addr);
- }
-
- GUEST_SYNC(1);
- }
-}
-
-static struct kvm_vm *create_vm(enum vm_guest_mode mode, int vcpus,
- uint64_t vcpu_memory_bytes)
-{
- struct kvm_vm *vm;
- uint64_t pages = DEFAULT_GUEST_PHY_PAGES;
- uint64_t guest_num_pages;
-
- /* Account for a few pages per-vCPU for stacks */
- pages += DEFAULT_STACK_PGS * vcpus;
-
- /*
- * Reserve twice the ammount of memory needed to map the test region and
- * the page table / stacks region, at 4k, for page tables. Do the
- * calculation with 4K page size: the smallest of all archs. (e.g., 64K
- * page size guest will need even less memory for page tables).
- */
- pages += (2 * pages) / PTES_PER_4K_PT;
- pages += ((2 * vcpus * vcpu_memory_bytes) >> PAGE_SHIFT_4K) /
- PTES_PER_4K_PT;
- pages = vm_adjust_num_guest_pages(mode, pages);
-
- pr_info("Testing guest mode: %s\n", vm_guest_mode_string(mode));
-
- vm = vm_create(mode, pages, O_RDWR);
- kvm_vm_elf_load(vm, program_invocation_name, 0, 0);
-#ifdef __x86_64__
- vm_create_irqchip(vm);
-#endif
-
- perf_test_args.vm = vm;
- perf_test_args.guest_page_size = vm_get_page_size(vm);
- perf_test_args.host_page_size = getpagesize();
-
- TEST_ASSERT(vcpu_memory_bytes % perf_test_args.guest_page_size == 0,
- "Guest memory size is not guest page size aligned.");
-
- guest_num_pages = (vcpus * vcpu_memory_bytes) /
- perf_test_args.guest_page_size;
- guest_num_pages = vm_adjust_num_guest_pages(mode, guest_num_pages);
-
- /*
- * If there should be more memory in the guest test region than there
- * can be pages in the guest, it will definitely cause problems.
- */
- 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_num_pages, vm_get_max_gfn(vm), vcpus,
- vcpu_memory_bytes);
-
- TEST_ASSERT(vcpu_memory_bytes % perf_test_args.host_page_size == 0,
- "Guest memory size is not host page size aligned.");
-
- guest_test_phys_mem = (vm_get_max_gfn(vm) - guest_num_pages) *
- perf_test_args.guest_page_size;
- guest_test_phys_mem &= ~(perf_test_args.host_page_size - 1);
-
-#ifdef __s390x__
- /* Align to 1M (segment size) */
- guest_test_phys_mem &= ~((1 << 20) - 1);
-#endif
-
- pr_info("guest physical test memory offset: 0x%lx\n", guest_test_phys_mem);
-
- /* Add an extra memory slot for testing */
- vm_userspace_mem_region_add(vm, VM_MEM_SRC_ANONYMOUS,
- guest_test_phys_mem,
- TEST_MEM_SLOT_INDEX,
- guest_num_pages, 0);
-
- /* Do mapping for the demand paging memory slot */
- virt_map(vm, guest_test_virt_mem, guest_test_phys_mem, guest_num_pages, 0);
-
- ucall_init(vm, NULL);
-
- return vm;
-}
-
-static void add_vcpus(struct kvm_vm *vm, int vcpus, uint64_t vcpu_memory_bytes)
-{
- vm_paddr_t vcpu_gpa;
- struct vcpu_args *vcpu_args;
- int vcpu_id;
-
- for (vcpu_id = 0; vcpu_id < vcpus; vcpu_id++) {
- vcpu_args = &perf_test_args.vcpu_args[vcpu_id];
-
- vm_vcpu_add_default(vm, vcpu_id, guest_code);
-
- vcpu_args->vcpu_id = vcpu_id;
- vcpu_args->gva = guest_test_virt_mem +
- (vcpu_id * vcpu_memory_bytes);
- vcpu_args->pages = vcpu_memory_bytes /
- perf_test_args.guest_page_size;
-
- vcpu_gpa = guest_test_phys_mem + (vcpu_id * vcpu_memory_bytes);
- pr_debug("Added VCPU %d with test mem gpa [%lx, %lx)\n",
- vcpu_id, vcpu_gpa, vcpu_gpa + vcpu_memory_bytes);
- }
-}
+struct kvm_vm *perf_test_create_vm(enum vm_guest_mode mode, int vcpus,
+ uint64_t vcpu_memory_bytes);
+void perf_test_destroy_vm(struct kvm_vm *vm);
+void perf_test_setup_vcpus(struct kvm_vm *vm, int vcpus, uint64_t vcpu_memory_bytes);
#endif /* SELFTEST_KVM_PERF_TEST_UTIL_H */
diff --git a/tools/testing/selftests/kvm/lib/guest_modes.c b/tools/testing/selftests/kvm/lib/guest_modes.c
new file mode 100644
index 0000000..25bff30
--- /dev/null
+++ b/tools/testing/selftests/kvm/lib/guest_modes.c
@@ -0,0 +1,70 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (C) 2020, Red Hat, Inc.
+ */
+#include "guest_modes.h"
+
+struct guest_mode guest_modes[NUM_VM_MODES];
+
+void guest_modes_append_default(void)
+{
+ guest_mode_append(VM_MODE_DEFAULT, true, true);
+
+#ifdef __aarch64__
+ guest_mode_append(VM_MODE_P40V48_64K, true, true);
+ {
+ unsigned int limit = kvm_check_cap(KVM_CAP_ARM_VM_IPA_SIZE);
+ if (limit >= 52)
+ guest_mode_append(VM_MODE_P52V48_64K, true, true);
+ if (limit >= 48) {
+ guest_mode_append(VM_MODE_P48V48_4K, true, true);
+ guest_mode_append(VM_MODE_P48V48_64K, true, true);
+ }
+ }
+#endif
+}
+
+void for_each_guest_mode(void (*func)(enum vm_guest_mode, void *), void *arg)
+{
+ int i;
+
+ for (i = 0; i < NUM_VM_MODES; ++i) {
+ if (!guest_modes[i].enabled)
+ continue;
+ TEST_ASSERT(guest_modes[i].supported,
+ "Guest mode ID %d (%s) not supported.",
+ i, vm_guest_mode_string(i));
+ func(i, arg);
+ }
+}
+
+void guest_modes_help(void)
+{
+ int i;
+
+ printf(" -m: specify the guest mode ID to test\n"
+ " (default: test all supported modes)\n"
+ " This option may be used multiple times.\n"
+ " Guest mode IDs:\n");
+ for (i = 0; i < NUM_VM_MODES; ++i) {
+ printf(" %d: %s%s\n", i, vm_guest_mode_string(i),
+ guest_modes[i].supported ? " (supported)" : "");
+ }
+}
+
+void guest_modes_cmdline(const char *arg)
+{
+ static bool mode_selected;
+ unsigned int mode;
+ int i;
+
+ if (!mode_selected) {
+ for (i = 0; i < NUM_VM_MODES; ++i)
+ guest_modes[i].enabled = false;
+ mode_selected = true;
+ }
+
+ mode = strtoul(optarg, NULL, 10);
+ TEST_ASSERT(mode < NUM_VM_MODES, "Guest mode ID %d too big", mode);
+ guest_modes[mode].enabled = true;
+}
diff --git a/tools/testing/selftests/kvm/lib/kvm_util.c b/tools/testing/selftests/kvm/lib/kvm_util.c
index 88ef706..fa5a90e 100644
--- a/tools/testing/selftests/kvm/lib/kvm_util.c
+++ b/tools/testing/selftests/kvm/lib/kvm_util.c
@@ -153,14 +153,7 @@
_Static_assert(sizeof(vm_guest_mode_string)/sizeof(char *) == NUM_VM_MODES,
"Missing new mode strings?");
-struct vm_guest_mode_params {
- unsigned int pa_bits;
- unsigned int va_bits;
- unsigned int page_size;
- unsigned int page_shift;
-};
-
-static const struct vm_guest_mode_params vm_guest_mode_params[] = {
+const struct vm_guest_mode_params vm_guest_mode_params[] = {
{ 52, 48, 0x1000, 12 },
{ 52, 48, 0x10000, 16 },
{ 48, 48, 0x1000, 12 },
diff --git a/tools/testing/selftests/kvm/lib/perf_test_util.c b/tools/testing/selftests/kvm/lib/perf_test_util.c
new file mode 100644
index 0000000..9be1944
--- /dev/null
+++ b/tools/testing/selftests/kvm/lib/perf_test_util.c
@@ -0,0 +1,134 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (C) 2020, Google LLC.
+ */
+
+#include "kvm_util.h"
+#include "perf_test_util.h"
+#include "processor.h"
+
+struct perf_test_args perf_test_args;
+
+uint64_t guest_test_phys_mem;
+
+/*
+ * Guest virtual memory offset of the testing memory slot.
+ * Must not conflict with identity mapped test code.
+ */
+static uint64_t guest_test_virt_mem = DEFAULT_GUEST_TEST_MEM;
+
+/*
+ * Continuously write to the first 8 bytes of each page in the
+ * specified region.
+ */
+static void guest_code(uint32_t vcpu_id)
+{
+ struct perf_test_vcpu_args *vcpu_args = &perf_test_args.vcpu_args[vcpu_id];
+ uint64_t gva;
+ uint64_t pages;
+ int i;
+
+ /* Make sure vCPU args data structure is not corrupt. */
+ GUEST_ASSERT(vcpu_args->vcpu_id == vcpu_id);
+
+ gva = vcpu_args->gva;
+ pages = vcpu_args->pages;
+
+ while (true) {
+ for (i = 0; i < pages; i++) {
+ uint64_t addr = gva + (i * perf_test_args.guest_page_size);
+
+ if (i % perf_test_args.wr_fract == 0)
+ *(uint64_t *)addr = 0x0123456789ABCDEF;
+ else
+ READ_ONCE(*(uint64_t *)addr);
+ }
+
+ GUEST_SYNC(1);
+ }
+}
+
+struct kvm_vm *perf_test_create_vm(enum vm_guest_mode mode, int vcpus,
+ uint64_t vcpu_memory_bytes)
+{
+ struct kvm_vm *vm;
+ uint64_t guest_num_pages;
+
+ pr_info("Testing guest mode: %s\n", vm_guest_mode_string(mode));
+
+ perf_test_args.host_page_size = getpagesize();
+ perf_test_args.guest_page_size = vm_guest_mode_params[mode].page_size;
+
+ guest_num_pages = vm_adjust_num_guest_pages(mode,
+ (vcpus * vcpu_memory_bytes) / perf_test_args.guest_page_size);
+
+ TEST_ASSERT(vcpu_memory_bytes % perf_test_args.host_page_size == 0,
+ "Guest memory size is not host page size aligned.");
+ TEST_ASSERT(vcpu_memory_bytes % perf_test_args.guest_page_size == 0,
+ "Guest memory size is not guest page size aligned.");
+
+ vm = vm_create_with_vcpus(mode, vcpus,
+ (vcpus * vcpu_memory_bytes) / perf_test_args.guest_page_size,
+ 0, guest_code, NULL);
+
+ perf_test_args.vm = vm;
+
+ /*
+ * If there should be more memory in the guest test region than there
+ * can be pages in the guest, it will definitely cause problems.
+ */
+ 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_num_pages, vm_get_max_gfn(vm), vcpus,
+ vcpu_memory_bytes);
+
+ guest_test_phys_mem = (vm_get_max_gfn(vm) - guest_num_pages) *
+ perf_test_args.guest_page_size;
+ guest_test_phys_mem &= ~(perf_test_args.host_page_size - 1);
+#ifdef __s390x__
+ /* Align to 1M (segment size) */
+ guest_test_phys_mem &= ~((1 << 20) - 1);
+#endif
+ pr_info("guest physical test memory offset: 0x%lx\n", guest_test_phys_mem);
+
+ /* Add an extra memory slot for testing */
+ vm_userspace_mem_region_add(vm, VM_MEM_SRC_ANONYMOUS,
+ guest_test_phys_mem,
+ PERF_TEST_MEM_SLOT_INDEX,
+ guest_num_pages, 0);
+
+ /* Do mapping for the demand paging memory slot */
+ virt_map(vm, guest_test_virt_mem, guest_test_phys_mem, guest_num_pages, 0);
+
+ ucall_init(vm, NULL);
+
+ return vm;
+}
+
+void perf_test_destroy_vm(struct kvm_vm *vm)
+{
+ ucall_uninit(vm);
+ kvm_vm_free(vm);
+}
+
+void perf_test_setup_vcpus(struct kvm_vm *vm, int vcpus, uint64_t vcpu_memory_bytes)
+{
+ vm_paddr_t vcpu_gpa;
+ struct perf_test_vcpu_args *vcpu_args;
+ int vcpu_id;
+
+ for (vcpu_id = 0; vcpu_id < vcpus; vcpu_id++) {
+ vcpu_args = &perf_test_args.vcpu_args[vcpu_id];
+
+ vcpu_args->vcpu_id = vcpu_id;
+ vcpu_args->gva = guest_test_virt_mem +
+ (vcpu_id * vcpu_memory_bytes);
+ vcpu_args->pages = vcpu_memory_bytes /
+ perf_test_args.guest_page_size;
+
+ vcpu_gpa = guest_test_phys_mem + (vcpu_id * vcpu_memory_bytes);
+ pr_debug("Added VCPU %d with test mem gpa [%lx, %lx)\n",
+ vcpu_id, vcpu_gpa, vcpu_gpa + vcpu_memory_bytes);
+ }
+}
diff --git a/tools/testing/selftests/net/fib_nexthops.sh b/tools/testing/selftests/net/fib_nexthops.sh
index eb693a3..4c7d3361 100755
--- a/tools/testing/selftests/net/fib_nexthops.sh
+++ b/tools/testing/selftests/net/fib_nexthops.sh
@@ -869,7 +869,7 @@
pid3=$!
ip netns exec me ping -f 2001:db8:101::2 >/dev/null 2>&1 &
pid4=$!
- ip netns exec me mausezahn veth1 -B 2001:db8:101::2 -A 2001:db8:91::1 -c 0 -t tcp "dp=1-1023, flags=syn" >/dev/null 2>&1 &
+ ip netns exec me mausezahn -6 veth1 -B 2001:db8:101::2 -A 2001:db8:91::1 -c 0 -t tcp "dp=1-1023, flags=syn" >/dev/null 2>&1 &
pid5=$!
sleep 300
diff --git a/tools/testing/selftests/net/pmtu.sh b/tools/testing/selftests/net/pmtu.sh
index 464e31e..64cd2e2 100755
--- a/tools/testing/selftests/net/pmtu.sh
+++ b/tools/testing/selftests/net/pmtu.sh
@@ -162,7 +162,15 @@
# - list_flush_ipv6_exception
# Using the same topology as in pmtu_ipv6, create exceptions, and check
# they are shown when listing exception caches, gone after flushing them
-
+#
+# - pmtu_ipv4_route_change
+# Use the same topology as in pmtu_ipv4, but issue a route replacement
+# command and delete the corresponding device afterward. This tests for
+# proper cleanup of the PMTU exceptions by the route replacement path.
+# Device unregistration should complete successfully
+#
+# - pmtu_ipv6_route_change
+# Same as above but with IPv6
# Kselftest framework requirement - SKIP code is 4.
ksft_skip=4
@@ -224,7 +232,9 @@
cleanup_ipv4_exception ipv4: cleanup of cached exceptions 1
cleanup_ipv6_exception ipv6: cleanup of cached exceptions 1
list_flush_ipv4_exception ipv4: list and flush cached exceptions 1
- list_flush_ipv6_exception ipv6: list and flush cached exceptions 1"
+ list_flush_ipv6_exception ipv6: list and flush cached exceptions 1
+ pmtu_ipv4_route_change ipv4: PMTU exception w/route replace 1
+ pmtu_ipv6_route_change ipv6: PMTU exception w/route replace 1"
NS_A="ns-A"
NS_B="ns-B"
@@ -1782,6 +1792,63 @@
return ${fail}
}
+test_pmtu_ipvX_route_change() {
+ family=${1}
+
+ setup namespaces routing || return 2
+ trace "${ns_a}" veth_A-R1 "${ns_r1}" veth_R1-A \
+ "${ns_r1}" veth_R1-B "${ns_b}" veth_B-R1 \
+ "${ns_a}" veth_A-R2 "${ns_r2}" veth_R2-A \
+ "${ns_r2}" veth_R2-B "${ns_b}" veth_B-R2
+
+ if [ ${family} -eq 4 ]; then
+ ping=ping
+ dst1="${prefix4}.${b_r1}.1"
+ dst2="${prefix4}.${b_r2}.1"
+ gw="${prefix4}.${a_r1}.2"
+ else
+ ping=${ping6}
+ dst1="${prefix6}:${b_r1}::1"
+ dst2="${prefix6}:${b_r2}::1"
+ gw="${prefix6}:${a_r1}::2"
+ fi
+
+ # Set up initial MTU values
+ mtu "${ns_a}" veth_A-R1 2000
+ mtu "${ns_r1}" veth_R1-A 2000
+ mtu "${ns_r1}" veth_R1-B 1400
+ mtu "${ns_b}" veth_B-R1 1400
+
+ mtu "${ns_a}" veth_A-R2 2000
+ mtu "${ns_r2}" veth_R2-A 2000
+ mtu "${ns_r2}" veth_R2-B 1500
+ mtu "${ns_b}" veth_B-R2 1500
+
+ # Create route exceptions
+ run_cmd ${ns_a} ${ping} -q -M want -i 0.1 -w 1 -s 1800 ${dst1}
+ run_cmd ${ns_a} ${ping} -q -M want -i 0.1 -w 1 -s 1800 ${dst2}
+
+ # Check that exceptions have been created with the correct PMTU
+ pmtu_1="$(route_get_dst_pmtu_from_exception "${ns_a}" ${dst1})"
+ check_pmtu_value "1400" "${pmtu_1}" "exceeding MTU" || return 1
+ pmtu_2="$(route_get_dst_pmtu_from_exception "${ns_a}" ${dst2})"
+ check_pmtu_value "1500" "${pmtu_2}" "exceeding MTU" || return 1
+
+ # Replace the route from A to R1
+ run_cmd ${ns_a} ip route change default via ${gw}
+
+ # Delete the device in A
+ run_cmd ${ns_a} ip link del "veth_A-R1"
+}
+
+test_pmtu_ipv4_route_change() {
+ test_pmtu_ipvX_route_change 4
+}
+
+test_pmtu_ipv6_route_change() {
+ test_pmtu_ipvX_route_change 6
+}
+
usage() {
echo
echo "$0 [OPTIONS] [TEST]..."
diff --git a/tools/testing/selftests/net/udpgro.sh b/tools/testing/selftests/net/udpgro.sh
index ac2a30b..f8a19f5 100755
--- a/tools/testing/selftests/net/udpgro.sh
+++ b/tools/testing/selftests/net/udpgro.sh
@@ -5,6 +5,14 @@
readonly PEER_NS="ns-peer-$(mktemp -u XXXXXX)"
+# set global exit status, but never reset nonzero one.
+check_err()
+{
+ if [ $ret -eq 0 ]; then
+ ret=$1
+ fi
+}
+
cleanup() {
local -r jobs="$(jobs -p)"
local -r ns="$(ip netns list|grep $PEER_NS)"
@@ -44,7 +52,9 @@
# Hack: let bg programs complete the startup
sleep 0.1
./udpgso_bench_tx ${tx_args}
+ ret=$?
wait $(jobs -p)
+ return $ret
}
run_test() {
@@ -87,8 +97,10 @@
sleep 0.1
./udpgso_bench_tx ${tx_args}
+ ret=$?
kill -INT $pid
wait $(jobs -p)
+ return $ret
}
run_one_2sock() {
@@ -110,7 +122,9 @@
sleep 0.1
# first UDP GSO socket should be closed at this point
./udpgso_bench_tx ${tx_args}
+ ret=$?
wait $(jobs -p)
+ return $ret
}
run_nat_test() {
@@ -131,36 +145,54 @@
local -r core_args="-l 4"
local -r ipv4_args="${core_args} -4 -D 192.168.1.1"
local -r ipv6_args="${core_args} -6 -D 2001:db8::1"
+ ret=0
echo "ipv4"
run_test "no GRO" "${ipv4_args} -M 10 -s 1400" "-4 -n 10 -l 1400"
+ check_err $?
# explicitly check we are not receiving UDP_SEGMENT cmsg (-S -1)
# when GRO does not take place
run_test "no GRO chk cmsg" "${ipv4_args} -M 10 -s 1400" "-4 -n 10 -l 1400 -S -1"
+ check_err $?
# the GSO packets are aggregated because:
# * veth schedule napi after each xmit
# * segmentation happens in BH context, veth napi poll is delayed after
# the transmission of the last segment
run_test "GRO" "${ipv4_args} -M 1 -s 14720 -S 0 " "-4 -n 1 -l 14720"
+ check_err $?
run_test "GRO chk cmsg" "${ipv4_args} -M 1 -s 14720 -S 0 " "-4 -n 1 -l 14720 -S 1472"
+ check_err $?
run_test "GRO with custom segment size" "${ipv4_args} -M 1 -s 14720 -S 500 " "-4 -n 1 -l 14720"
+ check_err $?
run_test "GRO with custom segment size cmsg" "${ipv4_args} -M 1 -s 14720 -S 500 " "-4 -n 1 -l 14720 -S 500"
+ check_err $?
run_nat_test "bad GRO lookup" "${ipv4_args} -M 1 -s 14720 -S 0" "-n 10 -l 1472"
+ check_err $?
run_2sock_test "multiple GRO socks" "${ipv4_args} -M 1 -s 14720 -S 0 " "-4 -n 1 -l 14720 -S 1472"
+ check_err $?
echo "ipv6"
run_test "no GRO" "${ipv6_args} -M 10 -s 1400" "-n 10 -l 1400"
+ check_err $?
run_test "no GRO chk cmsg" "${ipv6_args} -M 10 -s 1400" "-n 10 -l 1400 -S -1"
+ check_err $?
run_test "GRO" "${ipv6_args} -M 1 -s 14520 -S 0" "-n 1 -l 14520"
+ check_err $?
run_test "GRO chk cmsg" "${ipv6_args} -M 1 -s 14520 -S 0" "-n 1 -l 14520 -S 1452"
+ check_err $?
run_test "GRO with custom segment size" "${ipv6_args} -M 1 -s 14520 -S 500" "-n 1 -l 14520"
+ check_err $?
run_test "GRO with custom segment size cmsg" "${ipv6_args} -M 1 -s 14520 -S 500" "-n 1 -l 14520 -S 500"
+ check_err $?
run_nat_test "bad GRO lookup" "${ipv6_args} -M 1 -s 14520 -S 0" "-n 10 -l 1452"
+ check_err $?
run_2sock_test "multiple GRO socks" "${ipv6_args} -M 1 -s 14520 -S 0 " "-n 1 -l 14520 -S 1452"
+ check_err $?
+ return $ret
}
if [ ! -f ../bpf/xdp_dummy.o ]; then
@@ -180,3 +212,5 @@
shift
run_one_2sock $@
fi
+
+exit $?
diff --git a/tools/testing/selftests/netfilter/Makefile b/tools/testing/selftests/netfilter/Makefile
index a374e10..3006a8e 100644
--- a/tools/testing/selftests/netfilter/Makefile
+++ b/tools/testing/selftests/netfilter/Makefile
@@ -4,7 +4,8 @@
TEST_PROGS := nft_trans_stress.sh nft_nat.sh bridge_brouter.sh \
conntrack_icmp_related.sh nft_flowtable.sh ipvs.sh \
nft_concat_range.sh nft_conntrack_helper.sh \
- nft_queue.sh nft_meta.sh
+ nft_queue.sh nft_meta.sh \
+ ipip-conntrack-mtu.sh
LDLIBS = -lmnl
TEST_GEN_FILES = nf-queue
diff --git a/tools/testing/selftests/netfilter/ipip-conntrack-mtu.sh b/tools/testing/selftests/netfilter/ipip-conntrack-mtu.sh
new file mode 100755
index 0000000..4a6f5c3
--- /dev/null
+++ b/tools/testing/selftests/netfilter/ipip-conntrack-mtu.sh
@@ -0,0 +1,206 @@
+#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0
+
+# Kselftest framework requirement - SKIP code is 4.
+ksft_skip=4
+
+# Conntrack needs to reassemble fragments in order to have complete
+# packets for rule matching. Reassembly can lead to packet loss.
+
+# Consider the following setup:
+# +--------+ +---------+ +--------+
+# |Router A|-------|Wanrouter|-------|Router B|
+# | |.IPIP..| |..IPIP.| |
+# +--------+ +---------+ +--------+
+# / mtu 1400 \
+# / \
+#+--------+ +--------+
+#|Client A| |Client B|
+#| | | |
+#+--------+ +--------+
+
+# Router A and Router B use IPIP tunnel interfaces to tunnel traffic
+# between Client A and Client B over WAN. Wanrouter has MTU 1400 set
+# on its interfaces.
+
+rnd=$(mktemp -u XXXXXXXX)
+rx=$(mktemp)
+
+r_a="ns-ra-$rnd"
+r_b="ns-rb-$rnd"
+r_w="ns-rw-$rnd"
+c_a="ns-ca-$rnd"
+c_b="ns-cb-$rnd"
+
+checktool (){
+ if ! $1 > /dev/null 2>&1; then
+ echo "SKIP: Could not $2"
+ exit $ksft_skip
+ fi
+}
+
+checktool "iptables --version" "run test without iptables"
+checktool "ip -Version" "run test without ip tool"
+checktool "which nc" "run test without nc (netcat)"
+checktool "ip netns add ${r_a}" "create net namespace"
+
+for n in ${r_b} ${r_w} ${c_a} ${c_b};do
+ ip netns add ${n}
+done
+
+cleanup() {
+ for n in ${r_a} ${r_b} ${r_w} ${c_a} ${c_b};do
+ ip netns del ${n}
+ done
+ rm -f ${rx}
+}
+
+trap cleanup EXIT
+
+test_path() {
+ msg="$1"
+
+ ip netns exec ${c_b} nc -n -w 3 -q 3 -u -l -p 5000 > ${rx} < /dev/null &
+
+ sleep 1
+ for i in 1 2 3; do
+ head -c1400 /dev/zero | tr "\000" "a" | ip netns exec ${c_a} nc -n -w 1 -u 192.168.20.2 5000
+ done
+
+ wait
+
+ bytes=$(wc -c < ${rx})
+
+ if [ $bytes -eq 1400 ];then
+ echo "OK: PMTU $msg connection tracking"
+ else
+ echo "FAIL: PMTU $msg connection tracking: got $bytes, expected 1400"
+ exit 1
+ fi
+}
+
+# Detailed setup for Router A
+# ---------------------------
+# Interfaces:
+# eth0: 10.2.2.1/24
+# eth1: 192.168.10.1/24
+# ipip0: No IP address, local 10.2.2.1 remote 10.4.4.1
+# Routes:
+# 192.168.20.0/24 dev ipip0 (192.168.20.0/24 is subnet of Client B)
+# 10.4.4.1 via 10.2.2.254 (Router B via Wanrouter)
+# No iptables rules at all.
+
+ip link add veth0 netns ${r_a} type veth peer name veth0 netns ${r_w}
+ip link add veth1 netns ${r_a} type veth peer name veth0 netns ${c_a}
+
+l_addr="10.2.2.1"
+r_addr="10.4.4.1"
+ip netns exec ${r_a} ip link add ipip0 type ipip local ${l_addr} remote ${r_addr} mode ipip || exit $ksft_skip
+
+for dev in lo veth0 veth1 ipip0; do
+ ip -net ${r_a} link set $dev up
+done
+
+ip -net ${r_a} addr add 10.2.2.1/24 dev veth0
+ip -net ${r_a} addr add 192.168.10.1/24 dev veth1
+
+ip -net ${r_a} route add 192.168.20.0/24 dev ipip0
+ip -net ${r_a} route add 10.4.4.0/24 via 10.2.2.254
+
+ip netns exec ${r_a} sysctl -q net.ipv4.conf.all.forwarding=1 > /dev/null
+
+# Detailed setup for Router B
+# ---------------------------
+# Interfaces:
+# eth0: 10.4.4.1/24
+# eth1: 192.168.20.1/24
+# ipip0: No IP address, local 10.4.4.1 remote 10.2.2.1
+# Routes:
+# 192.168.10.0/24 dev ipip0 (192.168.10.0/24 is subnet of Client A)
+# 10.2.2.1 via 10.4.4.254 (Router A via Wanrouter)
+# No iptables rules at all.
+
+ip link add veth0 netns ${r_b} type veth peer name veth1 netns ${r_w}
+ip link add veth1 netns ${r_b} type veth peer name veth0 netns ${c_b}
+
+l_addr="10.4.4.1"
+r_addr="10.2.2.1"
+
+ip netns exec ${r_b} ip link add ipip0 type ipip local ${l_addr} remote ${r_addr} mode ipip || exit $ksft_skip
+
+for dev in lo veth0 veth1 ipip0; do
+ ip -net ${r_b} link set $dev up
+done
+
+ip -net ${r_b} addr add 10.4.4.1/24 dev veth0
+ip -net ${r_b} addr add 192.168.20.1/24 dev veth1
+
+ip -net ${r_b} route add 192.168.10.0/24 dev ipip0
+ip -net ${r_b} route add 10.2.2.0/24 via 10.4.4.254
+ip netns exec ${r_b} sysctl -q net.ipv4.conf.all.forwarding=1 > /dev/null
+
+# Client A
+ip -net ${c_a} addr add 192.168.10.2/24 dev veth0
+ip -net ${c_a} link set dev lo up
+ip -net ${c_a} link set dev veth0 up
+ip -net ${c_a} route add default via 192.168.10.1
+
+# Client A
+ip -net ${c_b} addr add 192.168.20.2/24 dev veth0
+ip -net ${c_b} link set dev veth0 up
+ip -net ${c_b} link set dev lo up
+ip -net ${c_b} route add default via 192.168.20.1
+
+# Wan
+ip -net ${r_w} addr add 10.2.2.254/24 dev veth0
+ip -net ${r_w} addr add 10.4.4.254/24 dev veth1
+
+ip -net ${r_w} link set dev lo up
+ip -net ${r_w} link set dev veth0 up mtu 1400
+ip -net ${r_w} link set dev veth1 up mtu 1400
+
+ip -net ${r_a} link set dev veth0 mtu 1400
+ip -net ${r_b} link set dev veth0 mtu 1400
+
+ip netns exec ${r_w} sysctl -q net.ipv4.conf.all.forwarding=1 > /dev/null
+
+# Path MTU discovery
+# ------------------
+# Running tracepath from Client A to Client B shows PMTU discovery is working
+# as expected:
+#
+# clienta:~# tracepath 192.168.20.2
+# 1?: [LOCALHOST] pmtu 1500
+# 1: 192.168.10.1 0.867ms
+# 1: 192.168.10.1 0.302ms
+# 2: 192.168.10.1 0.312ms pmtu 1480
+# 2: no reply
+# 3: 192.168.10.1 0.510ms pmtu 1380
+# 3: 192.168.20.2 2.320ms reached
+# Resume: pmtu 1380 hops 3 back 3
+
+# ip netns exec ${c_a} traceroute --mtu 192.168.20.2
+
+# Router A has learned PMTU (1400) to Router B from Wanrouter.
+# Client A has learned PMTU (1400 - IPIP overhead = 1380) to Client B
+# from Router A.
+
+#Send large UDP packet
+#---------------------
+#Now we send a 1400 bytes UDP packet from Client A to Client B:
+
+# clienta:~# head -c1400 /dev/zero | tr "\000" "a" | nc -u 192.168.20.2 5000
+test_path "without"
+
+# The IPv4 stack on Client A already knows the PMTU to Client B, so the
+# UDP packet is sent as two fragments (1380 + 20). Router A forwards the
+# fragments between eth1 and ipip0. The fragments fit into the tunnel and
+# reach their destination.
+
+#When sending the large UDP packet again, Router A now reassembles the
+#fragments before routing the packet over ipip0. The resulting IPIP
+#packet is too big (1400) for the tunnel PMTU (1380) to Router B, it is
+#dropped on Router A before sending.
+
+ip netns exec ${r_a} iptables -A FORWARD -m conntrack --ctstate NEW
+test_path "with"
diff --git a/tools/testing/selftests/vDSO/.gitignore b/tools/testing/selftests/vDSO/.gitignore
index 5eb64d4..a8dc51a 100644
--- a/tools/testing/selftests/vDSO/.gitignore
+++ b/tools/testing/selftests/vDSO/.gitignore
@@ -1,5 +1,8 @@
# SPDX-License-Identifier: GPL-2.0-only
vdso_test
+vdso_test_abi
+vdso_test_clock_getres
+vdso_test_correctness
vdso_test_gettimeofday
vdso_test_getcpu
vdso_standalone_test_x86
diff --git a/tools/testing/selftests/vDSO/vdso_test_correctness.c b/tools/testing/selftests/vDSO/vdso_test_correctness.c
index 5029ef9..c4aea79 100644
--- a/tools/testing/selftests/vDSO/vdso_test_correctness.c
+++ b/tools/testing/selftests/vDSO/vdso_test_correctness.c
@@ -349,7 +349,7 @@
return;
}
- printf("\t%llu.%09ld %llu.%09ld %llu.%09ld\n",
+ printf("\t%llu.%09lld %llu.%09lld %llu.%09lld\n",
(unsigned long long)start.tv_sec, start.tv_nsec,
(unsigned long long)vdso.tv_sec, vdso.tv_nsec,
(unsigned long long)end.tv_sec, end.tv_nsec);
diff --git a/tools/testing/selftests/vm/Makefile b/tools/testing/selftests/vm/Makefile
index 9a25307..d42115e 100644
--- a/tools/testing/selftests/vm/Makefile
+++ b/tools/testing/selftests/vm/Makefile
@@ -4,7 +4,7 @@
include local_config.mk
uname_M := $(shell uname -m 2>/dev/null || echo not)
-MACHINE ?= $(shell echo $(uname_M) | sed -e 's/aarch64.*/arm64/')
+MACHINE ?= $(shell echo $(uname_M) | sed -e 's/aarch64.*/arm64/' -e 's/ppc64.*/ppc64/')
# Without this, failed build products remain, with up-to-date timestamps,
# thus tricking Make (and you!) into believing that All Is Well, in subsequent
@@ -43,7 +43,7 @@
TEST_GEN_FILES += transhuge-stress
TEST_GEN_FILES += userfaultfd
-ifeq ($(ARCH),x86_64)
+ifeq ($(MACHINE),x86_64)
CAN_BUILD_I386 := $(shell ./../x86/check_cc.sh $(CC) ../x86/trivial_32bit_program.c -m32)
CAN_BUILD_X86_64 := $(shell ./../x86/check_cc.sh $(CC) ../x86/trivial_64bit_program.c)
CAN_BUILD_WITH_NOPIE := $(shell ./../x86/check_cc.sh $(CC) ../x86/trivial_program.c -no-pie)
@@ -65,13 +65,13 @@
endif
else
-ifneq (,$(findstring $(ARCH),powerpc))
+ifneq (,$(findstring $(MACHINE),ppc64))
TEST_GEN_FILES += protection_keys
endif
endif
-ifneq (,$(filter $(MACHINE),arm64 ia64 mips64 parisc64 ppc64 ppc64le riscv64 s390x sh64 sparc64 x86_64))
+ifneq (,$(filter $(MACHINE),arm64 ia64 mips64 parisc64 ppc64 riscv64 s390x sh64 sparc64 x86_64))
TEST_GEN_FILES += va_128TBswitch
TEST_GEN_FILES += virtual_address_range
TEST_GEN_FILES += write_to_hugetlbfs
@@ -84,7 +84,7 @@
KSFT_KHDR_INSTALL := 1
include ../lib.mk
-ifeq ($(ARCH),x86_64)
+ifeq ($(MACHINE),x86_64)
BINARIES_32 := $(patsubst %,$(OUTPUT)/%,$(BINARIES_32))
BINARIES_64 := $(patsubst %,$(OUTPUT)/%,$(BINARIES_64))
diff --git a/tools/testing/selftests/wireguard/qemu/debug.config b/tools/testing/selftests/wireguard/qemu/debug.config
index b50c208..fe07d97 100644
--- a/tools/testing/selftests/wireguard/qemu/debug.config
+++ b/tools/testing/selftests/wireguard/qemu/debug.config
@@ -1,5 +1,4 @@
CONFIG_LOCALVERSION="-debug"
-CONFIG_ENABLE_MUST_CHECK=y
CONFIG_FRAME_POINTER=y
CONFIG_STACK_VALIDATION=y
CONFIG_DEBUG_KERNEL=y
diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c
index 5f26048..fa9e361 100644
--- a/virt/kvm/kvm_main.c
+++ b/virt/kvm/kvm_main.c
@@ -485,9 +485,8 @@
kvm->mmu_notifier_count++;
need_tlb_flush = kvm_unmap_hva_range(kvm, range->start, range->end,
range->flags);
- need_tlb_flush |= kvm->tlbs_dirty;
/* we've to flush the tlb before the pages can be freed */
- if (need_tlb_flush)
+ if (need_tlb_flush || kvm->tlbs_dirty)
kvm_flush_remote_tlbs(kvm);
spin_unlock(&kvm->mmu_lock);
