diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c
index c34a8dd..32d1b3e 100644
--- a/drivers/gpu/drm/i915/i915_drv.c
+++ b/drivers/gpu/drm/i915/i915_drv.c
@@ -49,7 +49,7 @@
 unsigned int i915_powersave = 1;
 module_param_named(powersave, i915_powersave, int, 0600);
 
-unsigned int i915_semaphores = 1;
+unsigned int i915_semaphores = 0;
 module_param_named(semaphores, i915_semaphores, int, 0600);
 
 unsigned int i915_enable_rc6 = 0;
diff --git a/drivers/net/Makefile b/drivers/net/Makefile
index 01b604a..e5a7375 100644
--- a/drivers/net/Makefile
+++ b/drivers/net/Makefile
@@ -144,7 +144,7 @@
 obj-$(CONFIG_SB1250_MAC) += sb1250-mac.o
 obj-$(CONFIG_B44) += b44.o
 obj-$(CONFIG_FORCEDETH) += forcedeth.o
-obj-$(CONFIG_NE_H8300) += ne-h8300.o 8390.o
+obj-$(CONFIG_NE_H8300) += ne-h8300.o
 obj-$(CONFIG_AX88796) += ax88796.o
 obj-$(CONFIG_BCM63XX_ENET) += bcm63xx_enet.o
 obj-$(CONFIG_FTMAC100) += ftmac100.o
@@ -219,7 +219,7 @@
 obj-$(CONFIG_LP486E) += lp486e.o
 
 obj-$(CONFIG_ETH16I) += eth16i.o
-obj-$(CONFIG_ZORRO8390) += zorro8390.o 8390.o
+obj-$(CONFIG_ZORRO8390) += zorro8390.o
 obj-$(CONFIG_HPLANCE) += hplance.o 7990.o
 obj-$(CONFIG_MVME147_NET) += mvme147.o 7990.o
 obj-$(CONFIG_EQUALIZER) += eql.o
@@ -231,7 +231,7 @@
 obj-$(CONFIG_DECLANCE) += declance.o
 obj-$(CONFIG_ATARILANCE) += atarilance.o
 obj-$(CONFIG_A2065) += a2065.o
-obj-$(CONFIG_HYDRA) += hydra.o 8390.o
+obj-$(CONFIG_HYDRA) += hydra.o
 obj-$(CONFIG_ARIADNE) += ariadne.o
 obj-$(CONFIG_CS89x0) += cs89x0.o
 obj-$(CONFIG_MACSONIC) += macsonic.o
diff --git a/drivers/net/bonding/bond_3ad.h b/drivers/net/bonding/bond_3ad.h
index b28baff..01b8a6a 100644
--- a/drivers/net/bonding/bond_3ad.h
+++ b/drivers/net/bonding/bond_3ad.h
@@ -39,7 +39,7 @@
 
 typedef struct mac_addr {
 	u8 mac_addr_value[ETH_ALEN];
-} mac_addr_t;
+} __packed mac_addr_t;
 
 enum {
 	BOND_AD_STABLE = 0,
@@ -134,12 +134,12 @@
 	u8 tlv_type_terminator;	     // = terminator
 	u8 terminator_length;	     // = 0
 	u8 reserved_50[50];	     // = 0
-} lacpdu_t;
+} __packed lacpdu_t;
 
 typedef struct lacpdu_header {
 	struct ethhdr hdr;
 	struct lacpdu lacpdu;
-} lacpdu_header_t;
+} __packed lacpdu_header_t;
 
 // Marker Protocol Data Unit(PDU) structure(43.5.3.2 in the 802.3ad standard)
 typedef struct bond_marker {
@@ -155,12 +155,12 @@
 	u8 tlv_type_terminator;	     //  = 0x00
 	u8 terminator_length;	     //  = 0x00
 	u8 reserved_90[90];	     //  = 0
-} bond_marker_t;
+} __packed bond_marker_t;
 
 typedef struct bond_marker_header {
 	struct ethhdr hdr;
 	struct bond_marker marker;
-} bond_marker_header_t;
+} __packed bond_marker_header_t;
 
 #pragma pack()
 
diff --git a/drivers/net/ehea/ehea_main.c b/drivers/net/ehea/ehea_main.c
index 53c0f04..cf79cf7 100644
--- a/drivers/net/ehea/ehea_main.c
+++ b/drivers/net/ehea/ehea_main.c
@@ -2688,9 +2688,6 @@
 		netif_start_queue(dev);
 	}
 
-	init_waitqueue_head(&port->swqe_avail_wq);
-	init_waitqueue_head(&port->restart_wq);
-
 	mutex_unlock(&port->port_lock);
 
 	return ret;
@@ -3276,6 +3273,9 @@
 
 	INIT_WORK(&port->reset_task, ehea_reset_port);
 
+	init_waitqueue_head(&port->swqe_avail_wq);
+	init_waitqueue_head(&port->restart_wq);
+
 	ret = register_netdev(dev);
 	if (ret) {
 		pr_err("register_netdev failed. ret=%d\n", ret);
diff --git a/drivers/net/hydra.c b/drivers/net/hydra.c
index c5ef62c..1cd481c 100644
--- a/drivers/net/hydra.c
+++ b/drivers/net/hydra.c
@@ -98,15 +98,15 @@
 	.ndo_open		= hydra_open,
 	.ndo_stop		= hydra_close,
 
-	.ndo_start_xmit		= ei_start_xmit,
-	.ndo_tx_timeout		= ei_tx_timeout,
-	.ndo_get_stats		= ei_get_stats,
-	.ndo_set_multicast_list = ei_set_multicast_list,
+	.ndo_start_xmit		= __ei_start_xmit,
+	.ndo_tx_timeout		= __ei_tx_timeout,
+	.ndo_get_stats		= __ei_get_stats,
+	.ndo_set_multicast_list = __ei_set_multicast_list,
 	.ndo_validate_addr	= eth_validate_addr,
-	.ndo_set_mac_address 	= eth_mac_addr,
+	.ndo_set_mac_address	= eth_mac_addr,
 	.ndo_change_mtu		= eth_change_mtu,
 #ifdef CONFIG_NET_POLL_CONTROLLER
-	.ndo_poll_controller	= ei_poll,
+	.ndo_poll_controller	= __ei_poll,
 #endif
 };
 
@@ -125,7 +125,7 @@
 	0x10, 0x12, 0x14, 0x16, 0x18, 0x1a, 0x1c, 0x1e,
     };
 
-    dev = alloc_ei_netdev();
+    dev = ____alloc_ei_netdev(0);
     if (!dev)
 	return -ENOMEM;
 
diff --git a/drivers/net/ne-h8300.c b/drivers/net/ne-h8300.c
index 30be8c6..7298a34 100644
--- a/drivers/net/ne-h8300.c
+++ b/drivers/net/ne-h8300.c
@@ -167,7 +167,7 @@
 #ifndef MODULE
 struct net_device * __init ne_probe(int unit)
 {
-	struct net_device *dev = alloc_ei_netdev();
+	struct net_device *dev = ____alloc_ei_netdev(0);
 	int err;
 
 	if (!dev)
@@ -197,15 +197,15 @@
 	.ndo_open		= ne_open,
 	.ndo_stop		= ne_close,
 
-	.ndo_start_xmit		= ei_start_xmit,
-	.ndo_tx_timeout		= ei_tx_timeout,
-	.ndo_get_stats		= ei_get_stats,
-	.ndo_set_multicast_list = ei_set_multicast_list,
+	.ndo_start_xmit		= __ei_start_xmit,
+	.ndo_tx_timeout		= __ei_tx_timeout,
+	.ndo_get_stats		= __ei_get_stats,
+	.ndo_set_multicast_list = __ei_set_multicast_list,
 	.ndo_validate_addr	= eth_validate_addr,
-	.ndo_set_mac_address 	= eth_mac_addr,
+	.ndo_set_mac_address	= eth_mac_addr,
 	.ndo_change_mtu		= eth_change_mtu,
 #ifdef CONFIG_NET_POLL_CONTROLLER
-	.ndo_poll_controller	= ei_poll,
+	.ndo_poll_controller	= __ei_poll,
 #endif
 };
 
@@ -637,7 +637,7 @@
 	int err;
 
 	for (this_dev = 0; this_dev < MAX_NE_CARDS; this_dev++) {
-		struct net_device *dev = alloc_ei_netdev();
+		struct net_device *dev = ____alloc_ei_netdev(0);
 		if (!dev)
 			break;
 		if (io[this_dev]) {
diff --git a/drivers/net/sfc/mcdi.c b/drivers/net/sfc/mcdi.c
index d984790..3dd45ed 100644
--- a/drivers/net/sfc/mcdi.c
+++ b/drivers/net/sfc/mcdi.c
@@ -50,6 +50,20 @@
 	return &nic_data->mcdi;
 }
 
+static inline void
+efx_mcdi_readd(struct efx_nic *efx, efx_dword_t *value, unsigned reg)
+{
+	struct siena_nic_data *nic_data = efx->nic_data;
+	value->u32[0] = (__force __le32)__raw_readl(nic_data->mcdi_smem + reg);
+}
+
+static inline void
+efx_mcdi_writed(struct efx_nic *efx, const efx_dword_t *value, unsigned reg)
+{
+	struct siena_nic_data *nic_data = efx->nic_data;
+	__raw_writel((__force u32)value->u32[0], nic_data->mcdi_smem + reg);
+}
+
 void efx_mcdi_init(struct efx_nic *efx)
 {
 	struct efx_mcdi_iface *mcdi;
@@ -70,8 +84,8 @@
 			    const u8 *inbuf, size_t inlen)
 {
 	struct efx_mcdi_iface *mcdi = efx_mcdi(efx);
-	unsigned pdu = FR_CZ_MC_TREG_SMEM + MCDI_PDU(efx);
-	unsigned doorbell = FR_CZ_MC_TREG_SMEM + MCDI_DOORBELL(efx);
+	unsigned pdu = MCDI_PDU(efx);
+	unsigned doorbell = MCDI_DOORBELL(efx);
 	unsigned int i;
 	efx_dword_t hdr;
 	u32 xflags, seqno;
@@ -92,30 +106,28 @@
 			     MCDI_HEADER_SEQ, seqno,
 			     MCDI_HEADER_XFLAGS, xflags);
 
-	efx_writed(efx, &hdr, pdu);
+	efx_mcdi_writed(efx, &hdr, pdu);
 
-	for (i = 0; i < inlen; i += 4) {
-		_efx_writed(efx, *((__le32 *)(inbuf + i)), pdu + 4 + i);
-		/* use wmb() within loop to inhibit write combining */
-		wmb();
-	}
+	for (i = 0; i < inlen; i += 4)
+		efx_mcdi_writed(efx, (const efx_dword_t *)(inbuf + i),
+				pdu + 4 + i);
 
 	/* ring the doorbell with a distinctive value */
-	_efx_writed(efx, (__force __le32) 0x45789abc, doorbell);
-	wmb();
+	EFX_POPULATE_DWORD_1(hdr, EFX_DWORD_0, 0x45789abc);
+	efx_mcdi_writed(efx, &hdr, doorbell);
 }
 
 static void efx_mcdi_copyout(struct efx_nic *efx, u8 *outbuf, size_t outlen)
 {
 	struct efx_mcdi_iface *mcdi = efx_mcdi(efx);
-	unsigned int pdu = FR_CZ_MC_TREG_SMEM + MCDI_PDU(efx);
+	unsigned int pdu = MCDI_PDU(efx);
 	int i;
 
 	BUG_ON(atomic_read(&mcdi->state) == MCDI_STATE_QUIESCENT);
 	BUG_ON(outlen & 3 || outlen >= 0x100);
 
 	for (i = 0; i < outlen; i += 4)
-		*((__le32 *)(outbuf + i)) = _efx_readd(efx, pdu + 4 + i);
+		efx_mcdi_readd(efx, (efx_dword_t *)(outbuf + i), pdu + 4 + i);
 }
 
 static int efx_mcdi_poll(struct efx_nic *efx)
@@ -123,7 +135,7 @@
 	struct efx_mcdi_iface *mcdi = efx_mcdi(efx);
 	unsigned int time, finish;
 	unsigned int respseq, respcmd, error;
-	unsigned int pdu = FR_CZ_MC_TREG_SMEM + MCDI_PDU(efx);
+	unsigned int pdu = MCDI_PDU(efx);
 	unsigned int rc, spins;
 	efx_dword_t reg;
 
@@ -149,8 +161,7 @@
 
 		time = get_seconds();
 
-		rmb();
-		efx_readd(efx, &reg, pdu);
+		efx_mcdi_readd(efx, &reg, pdu);
 
 		/* All 1's indicates that shared memory is in reset (and is
 		 * not a valid header). Wait for it to come out reset before
@@ -177,7 +188,7 @@
 			  respseq, mcdi->seqno);
 		rc = EIO;
 	} else if (error) {
-		efx_readd(efx, &reg, pdu + 4);
+		efx_mcdi_readd(efx, &reg, pdu + 4);
 		switch (EFX_DWORD_FIELD(reg, EFX_DWORD_0)) {
 #define TRANSLATE_ERROR(name)					\
 		case MC_CMD_ERR_ ## name:			\
@@ -211,21 +222,21 @@
 /* Test and clear MC-rebooted flag for this port/function */
 int efx_mcdi_poll_reboot(struct efx_nic *efx)
 {
-	unsigned int addr = FR_CZ_MC_TREG_SMEM + MCDI_REBOOT_FLAG(efx);
+	unsigned int addr = MCDI_REBOOT_FLAG(efx);
 	efx_dword_t reg;
 	uint32_t value;
 
 	if (efx_nic_rev(efx) < EFX_REV_SIENA_A0)
 		return false;
 
-	efx_readd(efx, &reg, addr);
+	efx_mcdi_readd(efx, &reg, addr);
 	value = EFX_DWORD_FIELD(reg, EFX_DWORD_0);
 
 	if (value == 0)
 		return 0;
 
 	EFX_ZERO_DWORD(reg);
-	efx_writed(efx, &reg, addr);
+	efx_mcdi_writed(efx, &reg, addr);
 
 	if (value == MC_STATUS_DWORD_ASSERT)
 		return -EINTR;
diff --git a/drivers/net/sfc/nic.h b/drivers/net/sfc/nic.h
index a42db6e3..d91701a 100644
--- a/drivers/net/sfc/nic.h
+++ b/drivers/net/sfc/nic.h
@@ -143,10 +143,12 @@
 /**
  * struct siena_nic_data - Siena NIC state
  * @mcdi: Management-Controller-to-Driver Interface
+ * @mcdi_smem: MCDI shared memory mapping. The mapping is always uncacheable.
  * @wol_filter_id: Wake-on-LAN packet filter id
  */
 struct siena_nic_data {
 	struct efx_mcdi_iface mcdi;
+	void __iomem *mcdi_smem;
 	int wol_filter_id;
 };
 
diff --git a/drivers/net/sfc/siena.c b/drivers/net/sfc/siena.c
index e4dd898..837869b 100644
--- a/drivers/net/sfc/siena.c
+++ b/drivers/net/sfc/siena.c
@@ -220,12 +220,26 @@
 	efx_reado(efx, &reg, FR_AZ_CS_DEBUG);
 	efx->net_dev->dev_id = EFX_OWORD_FIELD(reg, FRF_CZ_CS_PORT_NUM) - 1;
 
+	/* Initialise MCDI */
+	nic_data->mcdi_smem = ioremap_nocache(efx->membase_phys +
+					      FR_CZ_MC_TREG_SMEM,
+					      FR_CZ_MC_TREG_SMEM_STEP *
+					      FR_CZ_MC_TREG_SMEM_ROWS);
+	if (!nic_data->mcdi_smem) {
+		netif_err(efx, probe, efx->net_dev,
+			  "could not map MCDI at %llx+%x\n",
+			  (unsigned long long)efx->membase_phys +
+			  FR_CZ_MC_TREG_SMEM,
+			  FR_CZ_MC_TREG_SMEM_STEP * FR_CZ_MC_TREG_SMEM_ROWS);
+		rc = -ENOMEM;
+		goto fail1;
+	}
 	efx_mcdi_init(efx);
 
 	/* Recover from a failed assertion before probing */
 	rc = efx_mcdi_handle_assertion(efx);
 	if (rc)
-		goto fail1;
+		goto fail2;
 
 	/* Let the BMC know that the driver is now in charge of link and
 	 * filter settings. We must do this before we reset the NIC */
@@ -280,6 +294,7 @@
 fail3:
 	efx_mcdi_drv_attach(efx, false, NULL);
 fail2:
+	iounmap(nic_data->mcdi_smem);
 fail1:
 	kfree(efx->nic_data);
 	return rc;
@@ -359,6 +374,8 @@
 
 static void siena_remove_nic(struct efx_nic *efx)
 {
+	struct siena_nic_data *nic_data = efx->nic_data;
+
 	efx_nic_free_buffer(efx, &efx->irq_status);
 
 	siena_reset_hw(efx, RESET_TYPE_ALL);
@@ -368,7 +385,8 @@
 		efx_mcdi_drv_attach(efx, false, NULL);
 
 	/* Tear down the private nic state */
-	kfree(efx->nic_data);
+	iounmap(nic_data->mcdi_smem);
+	kfree(nic_data);
 	efx->nic_data = NULL;
 }
 
@@ -606,8 +624,7 @@
 	.default_mac_ops = &efx_mcdi_mac_operations,
 
 	.revision = EFX_REV_SIENA_A0,
-	.mem_map_size = (FR_CZ_MC_TREG_SMEM +
-			 FR_CZ_MC_TREG_SMEM_STEP * FR_CZ_MC_TREG_SMEM_ROWS),
+	.mem_map_size = FR_CZ_MC_TREG_SMEM, /* MC_TREG_SMEM mapped separately */
 	.txd_ptr_tbl_base = FR_BZ_TX_DESC_PTR_TBL,
 	.rxd_ptr_tbl_base = FR_BZ_RX_DESC_PTR_TBL,
 	.buf_tbl_base = FR_BZ_BUF_FULL_TBL,
diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c
index 17d04ff..1482fa6 100644
--- a/drivers/net/wireless/ath/ath9k/main.c
+++ b/drivers/net/wireless/ath/ath9k/main.c
@@ -2141,6 +2141,8 @@
 static void ath9k_flush(struct ieee80211_hw *hw, bool drop)
 {
 	struct ath_softc *sc = hw->priv;
+	struct ath_hw *ah = sc->sc_ah;
+	struct ath_common *common = ath9k_hw_common(ah);
 	int timeout = 200; /* ms */
 	int i, j;
 
@@ -2149,6 +2151,12 @@
 
 	cancel_delayed_work_sync(&sc->tx_complete_work);
 
+	if (sc->sc_flags & SC_OP_INVALID) {
+		ath_dbg(common, ATH_DBG_ANY, "Device not present\n");
+		mutex_unlock(&sc->mutex);
+		return;
+	}
+
 	if (drop)
 		timeout = 1;
 
diff --git a/drivers/net/wireless/iwlegacy/iwl-core.c b/drivers/net/wireless/iwlegacy/iwl-core.c
index c1511b1..42db0fc 100644
--- a/drivers/net/wireless/iwlegacy/iwl-core.c
+++ b/drivers/net/wireless/iwlegacy/iwl-core.c
@@ -2155,6 +2155,13 @@
 			goto set_ch_out;
 		}
 
+		if (priv->iw_mode == NL80211_IFTYPE_ADHOC &&
+		    !iwl_legacy_is_channel_ibss(ch_info)) {
+			IWL_DEBUG_MAC80211(priv, "leave - not IBSS channel\n");
+			ret = -EINVAL;
+			goto set_ch_out;
+		}
+
 		spin_lock_irqsave(&priv->lock, flags);
 
 		for_each_context(priv, ctx) {
diff --git a/drivers/net/wireless/iwlegacy/iwl-dev.h b/drivers/net/wireless/iwlegacy/iwl-dev.h
index 9ee849d..f43ac1e 100644
--- a/drivers/net/wireless/iwlegacy/iwl-dev.h
+++ b/drivers/net/wireless/iwlegacy/iwl-dev.h
@@ -1411,6 +1411,12 @@
 	return (!(ch->flags & EEPROM_CHANNEL_ACTIVE)) ? 1 : 0;
 }
 
+static inline int
+iwl_legacy_is_channel_ibss(const struct iwl_channel_info *ch)
+{
+	return (ch->flags & EEPROM_CHANNEL_IBSS) ? 1 : 0;
+}
+
 static inline void
 __iwl_legacy_free_pages(struct iwl_priv *priv, struct page *page)
 {
diff --git a/drivers/net/wireless/libertas/cmd.c b/drivers/net/wireless/libertas/cmd.c
index 7e8a658..f3ac624 100644
--- a/drivers/net/wireless/libertas/cmd.c
+++ b/drivers/net/wireless/libertas/cmd.c
@@ -1339,8 +1339,8 @@
 				    cpu_to_le16(PS_MODE_ACTION_EXIT_PS)) {
 					lbs_deb_host(
 					       "EXEC_NEXT_CMD: ignore ENTER_PS cmd\n");
-					list_del(&cmdnode->list);
 					spin_lock_irqsave(&priv->driver_lock, flags);
+					list_del(&cmdnode->list);
 					lbs_complete_command(priv, cmdnode, 0);
 					spin_unlock_irqrestore(&priv->driver_lock, flags);
 
@@ -1352,8 +1352,8 @@
 				    (priv->psstate == PS_STATE_PRE_SLEEP)) {
 					lbs_deb_host(
 					       "EXEC_NEXT_CMD: ignore EXIT_PS cmd in sleep\n");
-					list_del(&cmdnode->list);
 					spin_lock_irqsave(&priv->driver_lock, flags);
+					list_del(&cmdnode->list);
 					lbs_complete_command(priv, cmdnode, 0);
 					spin_unlock_irqrestore(&priv->driver_lock, flags);
 					priv->needtowakeup = 1;
@@ -1366,7 +1366,9 @@
 				       "EXEC_NEXT_CMD: sending EXIT_PS\n");
 			}
 		}
+		spin_lock_irqsave(&priv->driver_lock, flags);
 		list_del(&cmdnode->list);
+		spin_unlock_irqrestore(&priv->driver_lock, flags);
 		lbs_deb_host("EXEC_NEXT_CMD: sending command 0x%04x\n",
 			    le16_to_cpu(cmd->command));
 		lbs_submit_command(priv, cmdnode);
diff --git a/drivers/net/zorro8390.c b/drivers/net/zorro8390.c
index b78a38d..8c7c522 100644
--- a/drivers/net/zorro8390.c
+++ b/drivers/net/zorro8390.c
@@ -126,7 +126,7 @@
 
     board = z->resource.start;
     ioaddr = board+cards[i].offset;
-    dev = alloc_ei_netdev();
+    dev = ____alloc_ei_netdev(0);
     if (!dev)
 	return -ENOMEM;
     if (!request_mem_region(ioaddr, NE_IO_EXTENT*2, DRV_NAME)) {
@@ -146,15 +146,15 @@
 static const struct net_device_ops zorro8390_netdev_ops = {
 	.ndo_open		= zorro8390_open,
 	.ndo_stop		= zorro8390_close,
-	.ndo_start_xmit		= ei_start_xmit,
-	.ndo_tx_timeout		= ei_tx_timeout,
-	.ndo_get_stats		= ei_get_stats,
-	.ndo_set_multicast_list = ei_set_multicast_list,
+	.ndo_start_xmit		= __ei_start_xmit,
+	.ndo_tx_timeout		= __ei_tx_timeout,
+	.ndo_get_stats		= __ei_get_stats,
+	.ndo_set_multicast_list = __ei_set_multicast_list,
 	.ndo_validate_addr	= eth_validate_addr,
 	.ndo_set_mac_address 	= eth_mac_addr,
 	.ndo_change_mtu		= eth_change_mtu,
 #ifdef CONFIG_NET_POLL_CONTROLLER
-	.ndo_poll_controller	= ei_poll,
+	.ndo_poll_controller	= __ei_poll,
 #endif
 };
 
diff --git a/fs/namei.c b/fs/namei.c
index 54fc993..e3c4f11 100644
--- a/fs/namei.c
+++ b/fs/namei.c
@@ -179,7 +179,7 @@
 static int acl_permission_check(struct inode *inode, int mask, unsigned int flags,
 		int (*check_acl)(struct inode *inode, int mask, unsigned int flags))
 {
-	umode_t			mode = inode->i_mode;
+	unsigned int mode = inode->i_mode;
 
 	mask &= MAY_READ | MAY_WRITE | MAY_EXEC;
 
diff --git a/fs/nfs/nfs4filelayout.c b/fs/nfs/nfs4filelayout.c
index 6f8192f..be79dc9 100644
--- a/fs/nfs/nfs4filelayout.c
+++ b/fs/nfs/nfs4filelayout.c
@@ -117,6 +117,8 @@
 	case -EKEYEXPIRED:
 		rpc_delay(task, FILELAYOUT_POLL_RETRY_MAX);
 		break;
+	case -NFS4ERR_RETRY_UNCACHED_REP:
+		break;
 	default:
 		dprintk("%s DS error. Retry through MDS %d\n", __func__,
 			task->tk_status);
@@ -416,7 +418,8 @@
 filelayout_check_layout(struct pnfs_layout_hdr *lo,
 			struct nfs4_filelayout_segment *fl,
 			struct nfs4_layoutget_res *lgr,
-			struct nfs4_deviceid *id)
+			struct nfs4_deviceid *id,
+			gfp_t gfp_flags)
 {
 	struct nfs4_file_layout_dsaddr *dsaddr;
 	int status = -EINVAL;
@@ -439,7 +442,7 @@
 	/* find and reference the deviceid */
 	dsaddr = nfs4_fl_find_get_deviceid(id);
 	if (dsaddr == NULL) {
-		dsaddr = get_device_info(lo->plh_inode, id);
+		dsaddr = get_device_info(lo->plh_inode, id, gfp_flags);
 		if (dsaddr == NULL)
 			goto out;
 	}
@@ -500,7 +503,8 @@
 filelayout_decode_layout(struct pnfs_layout_hdr *flo,
 			 struct nfs4_filelayout_segment *fl,
 			 struct nfs4_layoutget_res *lgr,
-			 struct nfs4_deviceid *id)
+			 struct nfs4_deviceid *id,
+			 gfp_t gfp_flags)
 {
 	struct xdr_stream stream;
 	struct xdr_buf buf = {
@@ -516,7 +520,7 @@
 
 	dprintk("%s: set_layout_map Begin\n", __func__);
 
-	scratch = alloc_page(GFP_KERNEL);
+	scratch = alloc_page(gfp_flags);
 	if (!scratch)
 		return -ENOMEM;
 
@@ -554,13 +558,13 @@
 		goto out_err;
 
 	fl->fh_array = kzalloc(fl->num_fh * sizeof(struct nfs_fh *),
-			       GFP_KERNEL);
+			       gfp_flags);
 	if (!fl->fh_array)
 		goto out_err;
 
 	for (i = 0; i < fl->num_fh; i++) {
 		/* Do we want to use a mempool here? */
-		fl->fh_array[i] = kmalloc(sizeof(struct nfs_fh), GFP_KERNEL);
+		fl->fh_array[i] = kmalloc(sizeof(struct nfs_fh), gfp_flags);
 		if (!fl->fh_array[i])
 			goto out_err_free;
 
@@ -605,19 +609,20 @@
 
 static struct pnfs_layout_segment *
 filelayout_alloc_lseg(struct pnfs_layout_hdr *layoutid,
-		      struct nfs4_layoutget_res *lgr)
+		      struct nfs4_layoutget_res *lgr,
+		      gfp_t gfp_flags)
 {
 	struct nfs4_filelayout_segment *fl;
 	int rc;
 	struct nfs4_deviceid id;
 
 	dprintk("--> %s\n", __func__);
-	fl = kzalloc(sizeof(*fl), GFP_KERNEL);
+	fl = kzalloc(sizeof(*fl), gfp_flags);
 	if (!fl)
 		return NULL;
 
-	rc = filelayout_decode_layout(layoutid, fl, lgr, &id);
-	if (rc != 0 || filelayout_check_layout(layoutid, fl, lgr, &id)) {
+	rc = filelayout_decode_layout(layoutid, fl, lgr, &id, gfp_flags);
+	if (rc != 0 || filelayout_check_layout(layoutid, fl, lgr, &id, gfp_flags)) {
 		_filelayout_free_lseg(fl);
 		return NULL;
 	}
@@ -633,7 +638,7 @@
 		int size = (fl->stripe_type == STRIPE_SPARSE) ?
 			fl->dsaddr->ds_num : fl->dsaddr->stripe_count;
 
-		fl->commit_buckets = kcalloc(size, sizeof(struct list_head), GFP_KERNEL);
+		fl->commit_buckets = kcalloc(size, sizeof(struct list_head), gfp_flags);
 		if (!fl->commit_buckets) {
 			filelayout_free_lseg(&fl->generic_hdr);
 			return NULL;
diff --git a/fs/nfs/nfs4filelayout.h b/fs/nfs/nfs4filelayout.h
index 7c44579..2b461d7 100644
--- a/fs/nfs/nfs4filelayout.h
+++ b/fs/nfs/nfs4filelayout.h
@@ -104,6 +104,6 @@
 nfs4_fl_find_get_deviceid(struct nfs4_deviceid *dev_id);
 extern void nfs4_fl_put_deviceid(struct nfs4_file_layout_dsaddr *dsaddr);
 struct nfs4_file_layout_dsaddr *
-get_device_info(struct inode *inode, struct nfs4_deviceid *dev_id);
+get_device_info(struct inode *inode, struct nfs4_deviceid *dev_id, gfp_t gfp_flags);
 
 #endif /* FS_NFS_NFS4FILELAYOUT_H */
diff --git a/fs/nfs/nfs4filelayoutdev.c b/fs/nfs/nfs4filelayoutdev.c
index de5350f..db07c7a 100644
--- a/fs/nfs/nfs4filelayoutdev.c
+++ b/fs/nfs/nfs4filelayoutdev.c
@@ -225,11 +225,11 @@
 }
 
 static struct nfs4_pnfs_ds *
-nfs4_pnfs_ds_add(struct inode *inode, u32 ip_addr, u32 port)
+nfs4_pnfs_ds_add(struct inode *inode, u32 ip_addr, u32 port, gfp_t gfp_flags)
 {
 	struct nfs4_pnfs_ds *tmp_ds, *ds;
 
-	ds = kzalloc(sizeof(*tmp_ds), GFP_KERNEL);
+	ds = kzalloc(sizeof(*tmp_ds), gfp_flags);
 	if (!ds)
 		goto out;
 
@@ -261,7 +261,7 @@
  * Currently only support ipv4, and one multi-path address.
  */
 static struct nfs4_pnfs_ds *
-decode_and_add_ds(struct xdr_stream *streamp, struct inode *inode)
+decode_and_add_ds(struct xdr_stream *streamp, struct inode *inode, gfp_t gfp_flags)
 {
 	struct nfs4_pnfs_ds *ds = NULL;
 	char *buf;
@@ -303,7 +303,7 @@
 			rlen);
 		goto out_err;
 	}
-	buf = kmalloc(rlen + 1, GFP_KERNEL);
+	buf = kmalloc(rlen + 1, gfp_flags);
 	if (!buf) {
 		dprintk("%s: Not enough memory\n", __func__);
 		goto out_err;
@@ -333,7 +333,7 @@
 	sscanf(pstr, "-%d-%d", &tmp[0], &tmp[1]);
 	port = htons((tmp[0] << 8) | (tmp[1]));
 
-	ds = nfs4_pnfs_ds_add(inode, ip_addr, port);
+	ds = nfs4_pnfs_ds_add(inode, ip_addr, port, gfp_flags);
 	dprintk("%s: Decoded address and port %s\n", __func__, buf);
 out_free:
 	kfree(buf);
@@ -343,7 +343,7 @@
 
 /* Decode opaque device data and return the result */
 static struct nfs4_file_layout_dsaddr*
-decode_device(struct inode *ino, struct pnfs_device *pdev)
+decode_device(struct inode *ino, struct pnfs_device *pdev, gfp_t gfp_flags)
 {
 	int i;
 	u32 cnt, num;
@@ -362,7 +362,7 @@
 	struct page *scratch;
 
 	/* set up xdr stream */
-	scratch = alloc_page(GFP_KERNEL);
+	scratch = alloc_page(gfp_flags);
 	if (!scratch)
 		goto out_err;
 
@@ -384,7 +384,7 @@
 	}
 
 	/* read stripe indices */
-	stripe_indices = kcalloc(cnt, sizeof(u8), GFP_KERNEL);
+	stripe_indices = kcalloc(cnt, sizeof(u8), gfp_flags);
 	if (!stripe_indices)
 		goto out_err_free_scratch;
 
@@ -423,7 +423,7 @@
 
 	dsaddr = kzalloc(sizeof(*dsaddr) +
 			(sizeof(struct nfs4_pnfs_ds *) * (num - 1)),
-			GFP_KERNEL);
+			gfp_flags);
 	if (!dsaddr)
 		goto out_err_free_stripe_indices;
 
@@ -452,7 +452,7 @@
 		for (j = 0; j < mp_count; j++) {
 			if (j == 0) {
 				dsaddr->ds_list[i] = decode_and_add_ds(&stream,
-					ino);
+					ino, gfp_flags);
 				if (dsaddr->ds_list[i] == NULL)
 					goto out_err_free_deviceid;
 			} else {
@@ -503,12 +503,12 @@
  * available devices.
  */
 static struct nfs4_file_layout_dsaddr *
-decode_and_add_device(struct inode *inode, struct pnfs_device *dev)
+decode_and_add_device(struct inode *inode, struct pnfs_device *dev, gfp_t gfp_flags)
 {
 	struct nfs4_file_layout_dsaddr *d, *new;
 	long hash;
 
-	new = decode_device(inode, dev);
+	new = decode_device(inode, dev, gfp_flags);
 	if (!new) {
 		printk(KERN_WARNING "%s: Could not decode or add device\n",
 			__func__);
@@ -537,7 +537,7 @@
  * of available devices, and return it.
  */
 struct nfs4_file_layout_dsaddr *
-get_device_info(struct inode *inode, struct nfs4_deviceid *dev_id)
+get_device_info(struct inode *inode, struct nfs4_deviceid *dev_id, gfp_t gfp_flags)
 {
 	struct pnfs_device *pdev = NULL;
 	u32 max_resp_sz;
@@ -556,17 +556,17 @@
 	dprintk("%s inode %p max_resp_sz %u max_pages %d\n",
 		__func__, inode, max_resp_sz, max_pages);
 
-	pdev = kzalloc(sizeof(struct pnfs_device), GFP_KERNEL);
+	pdev = kzalloc(sizeof(struct pnfs_device), gfp_flags);
 	if (pdev == NULL)
 		return NULL;
 
-	pages = kzalloc(max_pages * sizeof(struct page *), GFP_KERNEL);
+	pages = kzalloc(max_pages * sizeof(struct page *), gfp_flags);
 	if (pages == NULL) {
 		kfree(pdev);
 		return NULL;
 	}
 	for (i = 0; i < max_pages; i++) {
-		pages[i] = alloc_page(GFP_KERNEL);
+		pages[i] = alloc_page(gfp_flags);
 		if (!pages[i])
 			goto out_free;
 	}
@@ -587,7 +587,7 @@
 	 * Found new device, need to decode it and then add it to the
 	 * list of known devices for this mountpoint.
 	 */
-	dsaddr = decode_and_add_device(inode, pdev);
+	dsaddr = decode_and_add_device(inode, pdev, gfp_flags);
 out_free:
 	for (i = 0; i < max_pages; i++)
 		__free_page(pages[i]);
diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
index 69c0f3c..cf1b339 100644
--- a/fs/nfs/nfs4proc.c
+++ b/fs/nfs/nfs4proc.c
@@ -300,6 +300,7 @@
 			ret = nfs4_delay(server->client, &exception->timeout);
 			if (ret != 0)
 				break;
+		case -NFS4ERR_RETRY_UNCACHED_REP:
 		case -NFS4ERR_OLD_STATEID:
 			exception->retry = 1;
 			break;
@@ -3695,6 +3696,7 @@
 			rpc_delay(task, NFS4_POLL_RETRY_MAX);
 			task->tk_status = 0;
 			return -EAGAIN;
+		case -NFS4ERR_RETRY_UNCACHED_REP:
 		case -NFS4ERR_OLD_STATEID:
 			task->tk_status = 0;
 			return -EAGAIN;
@@ -4844,6 +4846,8 @@
 		dprintk("%s Retry: tk_status %d\n", __func__, task->tk_status);
 		rpc_delay(task, NFS4_POLL_RETRY_MIN);
 		task->tk_status = 0;
+		/* fall through */
+	case -NFS4ERR_RETRY_UNCACHED_REP:
 		nfs_restart_rpc(task, data->clp);
 		return;
 	}
@@ -5479,6 +5483,8 @@
 		break;
 	case -NFS4ERR_DELAY:
 		rpc_delay(task, NFS4_POLL_RETRY_MAX);
+		/* fall through */
+	case -NFS4ERR_RETRY_UNCACHED_REP:
 		return -EAGAIN;
 	default:
 		nfs4_schedule_lease_recovery(clp);
diff --git a/fs/nfs/pnfs.c b/fs/nfs/pnfs.c
index ff681ab..f57f528 100644
--- a/fs/nfs/pnfs.c
+++ b/fs/nfs/pnfs.c
@@ -383,6 +383,7 @@
 				plh_layouts);
 		dprintk("%s freeing layout for inode %lu\n", __func__,
 			lo->plh_inode->i_ino);
+		list_del_init(&lo->plh_layouts);
 		pnfs_destroy_layout(NFS_I(lo->plh_inode));
 	}
 }
@@ -466,7 +467,8 @@
 static struct pnfs_layout_segment *
 send_layoutget(struct pnfs_layout_hdr *lo,
 	   struct nfs_open_context *ctx,
-	   u32 iomode)
+	   u32 iomode,
+	   gfp_t gfp_flags)
 {
 	struct inode *ino = lo->plh_inode;
 	struct nfs_server *server = NFS_SERVER(ino);
@@ -479,7 +481,7 @@
 	dprintk("--> %s\n", __func__);
 
 	BUG_ON(ctx == NULL);
-	lgp = kzalloc(sizeof(*lgp), GFP_KERNEL);
+	lgp = kzalloc(sizeof(*lgp), gfp_flags);
 	if (lgp == NULL)
 		return NULL;
 
@@ -487,12 +489,12 @@
 	max_resp_sz = server->nfs_client->cl_session->fc_attrs.max_resp_sz;
 	max_pages = max_resp_sz >> PAGE_SHIFT;
 
-	pages = kzalloc(max_pages * sizeof(struct page *), GFP_KERNEL);
+	pages = kzalloc(max_pages * sizeof(struct page *), gfp_flags);
 	if (!pages)
 		goto out_err_free;
 
 	for (i = 0; i < max_pages; i++) {
-		pages[i] = alloc_page(GFP_KERNEL);
+		pages[i] = alloc_page(gfp_flags);
 		if (!pages[i])
 			goto out_err_free;
 	}
@@ -508,6 +510,7 @@
 	lgp->args.layout.pages = pages;
 	lgp->args.layout.pglen = max_pages * PAGE_SIZE;
 	lgp->lsegpp = &lseg;
+	lgp->gfp_flags = gfp_flags;
 
 	/* Synchronously retrieve layout information from server and
 	 * store in lseg.
@@ -665,11 +668,11 @@
 }
 
 static struct pnfs_layout_hdr *
-alloc_init_layout_hdr(struct inode *ino)
+alloc_init_layout_hdr(struct inode *ino, gfp_t gfp_flags)
 {
 	struct pnfs_layout_hdr *lo;
 
-	lo = kzalloc(sizeof(struct pnfs_layout_hdr), GFP_KERNEL);
+	lo = kzalloc(sizeof(struct pnfs_layout_hdr), gfp_flags);
 	if (!lo)
 		return NULL;
 	atomic_set(&lo->plh_refcount, 1);
@@ -681,7 +684,7 @@
 }
 
 static struct pnfs_layout_hdr *
-pnfs_find_alloc_layout(struct inode *ino)
+pnfs_find_alloc_layout(struct inode *ino, gfp_t gfp_flags)
 {
 	struct nfs_inode *nfsi = NFS_I(ino);
 	struct pnfs_layout_hdr *new = NULL;
@@ -696,7 +699,7 @@
 			return nfsi->layout;
 	}
 	spin_unlock(&ino->i_lock);
-	new = alloc_init_layout_hdr(ino);
+	new = alloc_init_layout_hdr(ino, gfp_flags);
 	spin_lock(&ino->i_lock);
 
 	if (likely(nfsi->layout == NULL))	/* Won the race? */
@@ -756,7 +759,8 @@
 struct pnfs_layout_segment *
 pnfs_update_layout(struct inode *ino,
 		   struct nfs_open_context *ctx,
-		   enum pnfs_iomode iomode)
+		   enum pnfs_iomode iomode,
+		   gfp_t gfp_flags)
 {
 	struct nfs_inode *nfsi = NFS_I(ino);
 	struct nfs_client *clp = NFS_SERVER(ino)->nfs_client;
@@ -767,7 +771,7 @@
 	if (!pnfs_enabled_sb(NFS_SERVER(ino)))
 		return NULL;
 	spin_lock(&ino->i_lock);
-	lo = pnfs_find_alloc_layout(ino);
+	lo = pnfs_find_alloc_layout(ino, gfp_flags);
 	if (lo == NULL) {
 		dprintk("%s ERROR: can't get pnfs_layout_hdr\n", __func__);
 		goto out_unlock;
@@ -807,7 +811,7 @@
 		spin_unlock(&clp->cl_lock);
 	}
 
-	lseg = send_layoutget(lo, ctx, iomode);
+	lseg = send_layoutget(lo, ctx, iomode, gfp_flags);
 	if (!lseg && first) {
 		spin_lock(&clp->cl_lock);
 		list_del_init(&lo->plh_layouts);
@@ -846,7 +850,7 @@
 		goto out;
 	}
 	/* Inject layout blob into I/O device driver */
-	lseg = NFS_SERVER(ino)->pnfs_curr_ld->alloc_lseg(lo, res);
+	lseg = NFS_SERVER(ino)->pnfs_curr_ld->alloc_lseg(lo, res, lgp->gfp_flags);
 	if (!lseg || IS_ERR(lseg)) {
 		if (!lseg)
 			status = -ENOMEM;
@@ -899,7 +903,8 @@
 		/* This is first coelesce call for a series of nfs_pages */
 		pgio->pg_lseg = pnfs_update_layout(pgio->pg_inode,
 						   prev->wb_context,
-						   IOMODE_READ);
+						   IOMODE_READ,
+						   GFP_KERNEL);
 	}
 	return NFS_SERVER(pgio->pg_inode)->pnfs_curr_ld->pg_test(pgio, prev, req);
 }
@@ -921,7 +926,8 @@
 		/* This is first coelesce call for a series of nfs_pages */
 		pgio->pg_lseg = pnfs_update_layout(pgio->pg_inode,
 						   prev->wb_context,
-						   IOMODE_RW);
+						   IOMODE_RW,
+						   GFP_NOFS);
 	}
 	return NFS_SERVER(pgio->pg_inode)->pnfs_curr_ld->pg_test(pgio, prev, req);
 }
diff --git a/fs/nfs/pnfs.h b/fs/nfs/pnfs.h
index bc48272..0c015ba 100644
--- a/fs/nfs/pnfs.h
+++ b/fs/nfs/pnfs.h
@@ -70,7 +70,7 @@
 	const u32 id;
 	const char *name;
 	struct module *owner;
-	struct pnfs_layout_segment * (*alloc_lseg) (struct pnfs_layout_hdr *layoutid, struct nfs4_layoutget_res *lgr);
+	struct pnfs_layout_segment * (*alloc_lseg) (struct pnfs_layout_hdr *layoutid, struct nfs4_layoutget_res *lgr, gfp_t gfp_flags);
 	void (*free_lseg) (struct pnfs_layout_segment *lseg);
 
 	/* test for nfs page cache coalescing */
@@ -126,7 +126,7 @@
 void put_lseg(struct pnfs_layout_segment *lseg);
 struct pnfs_layout_segment *
 pnfs_update_layout(struct inode *ino, struct nfs_open_context *ctx,
-		   enum pnfs_iomode access_type);
+		   enum pnfs_iomode access_type, gfp_t gfp_flags);
 void set_pnfs_layoutdriver(struct nfs_server *, u32 id);
 void unset_pnfs_layoutdriver(struct nfs_server *);
 enum pnfs_try_status pnfs_try_to_write_data(struct nfs_write_data *,
@@ -245,7 +245,7 @@
 
 static inline struct pnfs_layout_segment *
 pnfs_update_layout(struct inode *ino, struct nfs_open_context *ctx,
-		   enum pnfs_iomode access_type)
+		   enum pnfs_iomode access_type, gfp_t gfp_flags)
 {
 	return NULL;
 }
diff --git a/fs/nfs/read.c b/fs/nfs/read.c
index 7cded2b..2bcf0dc 100644
--- a/fs/nfs/read.c
+++ b/fs/nfs/read.c
@@ -288,7 +288,7 @@
 	atomic_set(&req->wb_complete, requests);
 
 	BUG_ON(desc->pg_lseg != NULL);
-	lseg = pnfs_update_layout(desc->pg_inode, req->wb_context, IOMODE_READ);
+	lseg = pnfs_update_layout(desc->pg_inode, req->wb_context, IOMODE_READ, GFP_KERNEL);
 	ClearPageError(page);
 	offset = 0;
 	nbytes = desc->pg_count;
@@ -351,7 +351,7 @@
 	}
 	req = nfs_list_entry(data->pages.next);
 	if ((!lseg) && list_is_singular(&data->pages))
-		lseg = pnfs_update_layout(desc->pg_inode, req->wb_context, IOMODE_READ);
+		lseg = pnfs_update_layout(desc->pg_inode, req->wb_context, IOMODE_READ, GFP_KERNEL);
 
 	ret = nfs_read_rpcsetup(req, data, &nfs_read_full_ops, desc->pg_count,
 				0, lseg);
diff --git a/fs/nfs/write.c b/fs/nfs/write.c
index 3bd5d7e..49c715b 100644
--- a/fs/nfs/write.c
+++ b/fs/nfs/write.c
@@ -939,7 +939,7 @@
 	atomic_set(&req->wb_complete, requests);
 
 	BUG_ON(desc->pg_lseg);
-	lseg = pnfs_update_layout(desc->pg_inode, req->wb_context, IOMODE_RW);
+	lseg = pnfs_update_layout(desc->pg_inode, req->wb_context, IOMODE_RW, GFP_NOFS);
 	ClearPageError(page);
 	offset = 0;
 	nbytes = desc->pg_count;
@@ -1013,7 +1013,7 @@
 	}
 	req = nfs_list_entry(data->pages.next);
 	if ((!lseg) && list_is_singular(&data->pages))
-		lseg = pnfs_update_layout(desc->pg_inode, req->wb_context, IOMODE_RW);
+		lseg = pnfs_update_layout(desc->pg_inode, req->wb_context, IOMODE_RW, GFP_NOFS);
 
 	if ((desc->pg_ioflags & FLUSH_COND_STABLE) &&
 	    (desc->pg_moreio || NFS_I(desc->pg_inode)->ncommit))
diff --git a/include/linux/capability.h b/include/linux/capability.h
index 16ee8b4..d4675af 100644
--- a/include/linux/capability.h
+++ b/include/linux/capability.h
@@ -546,18 +546,7 @@
 extern bool capable(int cap);
 extern bool ns_capable(struct user_namespace *ns, int cap);
 extern bool task_ns_capable(struct task_struct *t, int cap);
-
-/**
- * nsown_capable - Check superior capability to one's own user_ns
- * @cap: The capability in question
- *
- * Return true if the current task has the given superior capability
- * targeted at its own user namespace.
- */
-static inline bool nsown_capable(int cap)
-{
-	return ns_capable(current_user_ns(), cap);
-}
+extern bool nsown_capable(int cap);
 
 /* audit system wants to get cap info from files as well */
 extern int get_vfs_caps_from_disk(const struct dentry *dentry, struct cpu_vfs_cap_data *cpu_caps);
diff --git a/include/linux/cred.h b/include/linux/cred.h
index 9aeeb0b..be16b61 100644
--- a/include/linux/cred.h
+++ b/include/linux/cred.h
@@ -146,6 +146,7 @@
 	void		*security;	/* subjective LSM security */
 #endif
 	struct user_struct *user;	/* real user ID subscription */
+	struct user_namespace *user_ns; /* cached user->user_ns */
 	struct group_info *group_info;	/* supplementary groups for euid/fsgid */
 	struct rcu_head	rcu;		/* RCU deletion hook */
 };
@@ -354,10 +355,15 @@
 #define current_fsgid() 	(current_cred_xxx(fsgid))
 #define current_cap()		(current_cred_xxx(cap_effective))
 #define current_user()		(current_cred_xxx(user))
-#define _current_user_ns()	(current_cred_xxx(user)->user_ns)
 #define current_security()	(current_cred_xxx(security))
 
-extern struct user_namespace *current_user_ns(void);
+#ifdef CONFIG_USER_NS
+#define current_user_ns() (current_cred_xxx(user_ns))
+#else
+extern struct user_namespace init_user_ns;
+#define current_user_ns() (&init_user_ns)
+#endif
+
 
 #define current_uid_gid(_uid, _gid)		\
 do {						\
diff --git a/include/linux/nfs_xdr.h b/include/linux/nfs_xdr.h
index 890dce2..7e371f7 100644
--- a/include/linux/nfs_xdr.h
+++ b/include/linux/nfs_xdr.h
@@ -233,6 +233,7 @@
 	struct nfs4_layoutget_args args;
 	struct nfs4_layoutget_res res;
 	struct pnfs_layout_segment **lsegpp;
+	gfp_t gfp_flags;
 };
 
 struct nfs4_getdeviceinfo_args {
diff --git a/include/net/inet_ecn.h b/include/net/inet_ecn.h
index 88bdd01..2fa8d13 100644
--- a/include/net/inet_ecn.h
+++ b/include/net/inet_ecn.h
@@ -38,9 +38,19 @@
 	return outer;
 }
 
-#define	INET_ECN_xmit(sk) do { inet_sk(sk)->tos |= INET_ECN_ECT_0; } while (0)
-#define	INET_ECN_dontxmit(sk) \
-	do { inet_sk(sk)->tos &= ~INET_ECN_MASK; } while (0)
+static inline void INET_ECN_xmit(struct sock *sk)
+{
+	inet_sk(sk)->tos |= INET_ECN_ECT_0;
+	if (inet6_sk(sk) != NULL)
+		inet6_sk(sk)->tclass |= INET_ECN_ECT_0;
+}
+
+static inline void INET_ECN_dontxmit(struct sock *sk)
+{
+	inet_sk(sk)->tos &= ~INET_ECN_MASK;
+	if (inet6_sk(sk) != NULL)
+		inet6_sk(sk)->tclass &= ~INET_ECN_MASK;
+}
 
 #define IP6_ECN_flow_init(label) do {		\
       (label) &= ~htonl(INET_ECN_MASK << 20);	\
diff --git a/include/net/llc_pdu.h b/include/net/llc_pdu.h
index 75b8e296..f57e7d4 100644
--- a/include/net/llc_pdu.h
+++ b/include/net/llc_pdu.h
@@ -199,7 +199,7 @@
 	u8 ssap;
 	u8 ctrl_1;
 	u8 ctrl_2;
-};
+} __packed;
 
 static inline struct llc_pdu_sn *llc_pdu_sn_hdr(struct sk_buff *skb)
 {
@@ -211,7 +211,7 @@
 	u8 dsap;
 	u8 ssap;
 	u8 ctrl_1;
-};
+} __packed;
 
 static inline struct llc_pdu_un *llc_pdu_un_hdr(struct sk_buff *skb)
 {
@@ -359,7 +359,7 @@
 	u8 fmt_id;	/* always 0x81 for LLC */
 	u8 type;	/* different if NULL/non-NULL LSAP */
 	u8 rw;		/* sender receive window */
-};
+} __packed;
 
 /**
  *	llc_pdu_init_as_xid_cmd - sets bytes 3, 4 & 5 of LLC header as XID
@@ -415,7 +415,7 @@
 	u8  curr_ssv;		/* current send state variable val */
 	u8  curr_rsv;		/* current receive state variable */
 	u8  ind_bits;		/* indicator bits set with macro */
-};
+} __packed;
 
 extern void llc_pdu_set_cmd_rsp(struct sk_buff *skb, u8 type);
 extern void llc_pdu_set_pf_bit(struct sk_buff *skb, u8 bit_value);
diff --git a/kernel/capability.c b/kernel/capability.c
index bf0c734..32a80e0 100644
--- a/kernel/capability.c
+++ b/kernel/capability.c
@@ -399,3 +399,15 @@
 	return ns_capable(task_cred_xxx(t, user)->user_ns, cap);
 }
 EXPORT_SYMBOL(task_ns_capable);
+
+/**
+ * nsown_capable - Check superior capability to one's own user_ns
+ * @cap: The capability in question
+ *
+ * Return true if the current task has the given superior capability
+ * targeted at its own user namespace.
+ */
+bool nsown_capable(int cap)
+{
+	return ns_capable(current_user_ns(), cap);
+}
diff --git a/kernel/cred.c b/kernel/cred.c
index 5557b55..8093c16 100644
--- a/kernel/cred.c
+++ b/kernel/cred.c
@@ -54,6 +54,7 @@
 	.cap_effective		= CAP_INIT_EFF_SET,
 	.cap_bset		= CAP_INIT_BSET,
 	.user			= INIT_USER,
+	.user_ns		= &init_user_ns,
 	.group_info		= &init_groups,
 #ifdef CONFIG_KEYS
 	.tgcred			= &init_tgcred,
@@ -410,6 +411,11 @@
 			goto error_put;
 	}
 
+	/* cache user_ns in cred.  Doesn't need a refcount because it will
+	 * stay pinned by cred->user
+	 */
+	new->user_ns = new->user->user_ns;
+
 #ifdef CONFIG_KEYS
 	/* new threads get their own thread keyrings if their parent already
 	 * had one */
@@ -741,12 +747,6 @@
 }
 EXPORT_SYMBOL(set_create_files_as);
 
-struct user_namespace *current_user_ns(void)
-{
-	return _current_user_ns();
-}
-EXPORT_SYMBOL(current_user_ns);
-
 #ifdef CONFIG_DEBUG_CREDENTIALS
 
 bool creds_are_invalid(const struct cred *cred)
diff --git a/net/bridge/br_netfilter.c b/net/bridge/br_netfilter.c
index f3bc322..74ef4d4 100644
--- a/net/bridge/br_netfilter.c
+++ b/net/bridge/br_netfilter.c
@@ -737,7 +737,7 @@
 		nf_bridge->mask |= BRNF_PKT_TYPE;
 	}
 
-	if (br_parse_ip_options(skb))
+	if (pf == PF_INET && br_parse_ip_options(skb))
 		return NF_DROP;
 
 	/* The physdev module checks on this */
diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c
index ce4596e..bd1224f 100644
--- a/net/mac80211/tx.c
+++ b/net/mac80211/tx.c
@@ -237,6 +237,10 @@
 				     &local->dynamic_ps_disable_work);
 	}
 
+	/* Don't restart the timer if we're not disassociated */
+	if (!ifmgd->associated)
+		return TX_CONTINUE;
+
 	mod_timer(&local->dynamic_ps_timer, jiffies +
 		  msecs_to_jiffies(local->hw.conf.dynamic_ps_timeout));
 
diff --git a/security/selinux/ss/policydb.c b/security/selinux/ss/policydb.c
index e6e7ce0..7102457 100644
--- a/security/selinux/ss/policydb.c
+++ b/security/selinux/ss/policydb.c
@@ -1819,8 +1819,6 @@
 		goto out;
 	nel = le32_to_cpu(buf[0]);
 
-	printk(KERN_ERR "%s: nel=%d\n", __func__, nel);
-
 	last = p->filename_trans;
 	while (last && last->next)
 		last = last->next;
@@ -1857,8 +1855,6 @@
 			goto out;
 		name[len] = 0;
 
-		printk(KERN_ERR "%s: ft=%p ft->name=%p ft->name=%s\n", __func__, ft, ft->name, ft->name);
-
 		rc = next_entry(buf, fp, sizeof(u32) * 4);
 		if (rc)
 			goto out;