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-rw-r--r--Documentation/kernel-parameters.txt5
-rw-r--r--MAINTAINERS8
-rw-r--r--arch/arm/include/asm/cacheflush.h3
-rw-r--r--arch/arm/kernel/setup.c1
-rw-r--r--arch/arm/mach-gemini/gpio.c4
-rw-r--r--arch/arm/mach-omap2/mux.c12
-rw-r--r--arch/arm/mm/alignment.c3
-rw-r--r--arch/arm/tools/mach-types46
-rw-r--r--arch/sparc/kernel/kstack.h4
-rw-r--r--arch/sparc/kernel/of_device_32.c2
-rw-r--r--arch/sparc/kernel/pci.c7
-rw-r--r--arch/sparc/kernel/tsb.S6
-rw-r--r--drivers/gpu/drm/radeon/r600_cp.c9
-rw-r--r--drivers/gpu/drm/radeon/radeon_atombios.c9
-rw-r--r--drivers/gpu/drm/radeon/radeon_connectors.c5
-rw-r--r--drivers/gpu/drm/radeon/radeon_drv.h3
-rw-r--r--drivers/gpu/drm/radeon/radeon_ring.c2
-rw-r--r--drivers/gpu/drm/radeon/rv770.c9
-rw-r--r--drivers/gpu/drm/ttm/ttm_tt.c18
-rw-r--r--drivers/gpu/vga/vgaarb.c2
-rw-r--r--drivers/media/dvb/dvb-usb/Kconfig4
-rw-r--r--drivers/media/dvb/frontends/l64781.c4
-rw-r--r--drivers/media/video/bt8xx/bttv-driver.c1
-rw-r--r--drivers/media/video/bt8xx/bttv-i2c.c8
-rw-r--r--drivers/media/video/bt8xx/bttvp.h1
-rw-r--r--drivers/media/video/mt9t112.c2
-rw-r--r--drivers/media/video/pwc/pwc-ctrl.c2
-rw-r--r--drivers/net/sfc/falcon_boards.c45
-rw-r--r--drivers/net/sfc/mcdi.c2
-rw-r--r--drivers/scsi/arm/fas216.c2
-rw-r--r--drivers/scsi/fcoe/fcoe.c18
-rw-r--r--drivers/scsi/fcoe/libfcoe.c2
-rw-r--r--drivers/scsi/libfc/fc_exch.c2
-rw-r--r--drivers/scsi/libfc/fc_fcp.c3
-rw-r--r--drivers/scsi/libfc/fc_lport.c3
-rw-r--r--drivers/scsi/libfc/fc_rport.c2
-rw-r--r--drivers/scsi/libiscsi_tcp.c8
-rw-r--r--drivers/scsi/megaraid/megaraid_sas.c18
-rw-r--r--include/linux/amba/bus.h6
-rw-r--r--net/core/net-sysfs.c3
-rw-r--r--net/ipv4/devinet.c7
-rw-r--r--net/ipv6/addrconf.c16
42 files changed, 232 insertions, 85 deletions
diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt
index 826b6e14831..e7848a0d99e 100644
--- a/Documentation/kernel-parameters.txt
+++ b/Documentation/kernel-parameters.txt
@@ -315,6 +315,11 @@ and is between 256 and 4096 characters. It is defined in the file
aic79xx= [HW,SCSI]
See Documentation/scsi/aic79xx.txt.
+ alignment= [KNL,ARM]
+ Allow the default userspace alignment fault handler
+ behaviour to be specified. Bit 0 enables warnings,
+ bit 1 enables fixups, and bit 2 sends a segfault.
+
amd_iommu= [HW,X86-84]
Pass parameters to the AMD IOMMU driver in the system.
Possible values are:
diff --git a/MAINTAINERS b/MAINTAINERS
index 8ed3d0a8b3f..c95f727236e 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -616,10 +616,10 @@ M: Richard Purdie <rpurdie@rpsys.net>
S: Maintained
ARM/CORTINA SYSTEMS GEMINI ARM ARCHITECTURE
-M: Paulius Zaleckas <paulius.zaleckas@teltonika.lt>
+M: Paulius Zaleckas <paulius.zaleckas@gmail.com>
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
T: git git://gitorious.org/linux-gemini/mainline.git
-S: Maintained
+S: Odd Fixes
F: arch/arm/mach-gemini/
ARM/EBSA110 MACHINE SUPPORT
@@ -641,9 +641,9 @@ T: topgit git://git.openezx.org/openezx.git
F: arch/arm/mach-pxa/ezx.c
ARM/FARADAY FA526 PORT
-M: Paulius Zaleckas <paulius.zaleckas@teltonika.lt>
+M: Paulius Zaleckas <paulius.zaleckas@gmail.com>
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
-S: Maintained
+S: Odd Fixes
F: arch/arm/mm/*-fa*
ARM/FOOTBRIDGE ARCHITECTURE
diff --git a/arch/arm/include/asm/cacheflush.h b/arch/arm/include/asm/cacheflush.h
index c77d2fa1f6e..8113bb5fb66 100644
--- a/arch/arm/include/asm/cacheflush.h
+++ b/arch/arm/include/asm/cacheflush.h
@@ -42,7 +42,8 @@
#endif
#if defined(CONFIG_CPU_ARM920T) || defined(CONFIG_CPU_ARM922T) || \
- defined(CONFIG_CPU_ARM925T) || defined(CONFIG_CPU_ARM1020)
+ defined(CONFIG_CPU_ARM925T) || defined(CONFIG_CPU_ARM1020) || \
+ defined(CONFIG_CPU_ARM1026)
# define MULTI_CACHE 1
#endif
diff --git a/arch/arm/kernel/setup.c b/arch/arm/kernel/setup.c
index c6c57b640b6..621acad8ea4 100644
--- a/arch/arm/kernel/setup.c
+++ b/arch/arm/kernel/setup.c
@@ -102,6 +102,7 @@ struct cpu_cache_fns cpu_cache;
#endif
#ifdef CONFIG_OUTER_CACHE
struct outer_cache_fns outer_cache;
+EXPORT_SYMBOL(outer_cache);
#endif
struct stack {
diff --git a/arch/arm/mach-gemini/gpio.c b/arch/arm/mach-gemini/gpio.c
index e7263854bc7..fe3bd5ac8b1 100644
--- a/arch/arm/mach-gemini/gpio.c
+++ b/arch/arm/mach-gemini/gpio.c
@@ -86,7 +86,7 @@ static int gpio_set_irq_type(unsigned int irq, unsigned int type)
unsigned int reg_both, reg_level, reg_type;
reg_type = __raw_readl(base + GPIO_INT_TYPE);
- reg_level = __raw_readl(base + GPIO_INT_BOTH_EDGE);
+ reg_level = __raw_readl(base + GPIO_INT_LEVEL);
reg_both = __raw_readl(base + GPIO_INT_BOTH_EDGE);
switch (type) {
@@ -117,7 +117,7 @@ static int gpio_set_irq_type(unsigned int irq, unsigned int type)
}
__raw_writel(reg_type, base + GPIO_INT_TYPE);
- __raw_writel(reg_level, base + GPIO_INT_BOTH_EDGE);
+ __raw_writel(reg_level, base + GPIO_INT_LEVEL);
__raw_writel(reg_both, base + GPIO_INT_BOTH_EDGE);
gpio_ack_irq(irq);
diff --git a/arch/arm/mach-omap2/mux.c b/arch/arm/mach-omap2/mux.c
index 5fedc50c58e..5fef73f4743 100644
--- a/arch/arm/mach-omap2/mux.c
+++ b/arch/arm/mach-omap2/mux.c
@@ -961,16 +961,14 @@ static void __init omap_mux_init_list(struct omap_mux *superset)
while (superset->reg_offset != OMAP_MUX_TERMINATOR) {
struct omap_mux *entry;
-#ifndef CONFIG_OMAP_MUX
- /* Skip pins that are not muxed as GPIO by bootloader */
- if (!OMAP_MODE_GPIO(omap_mux_read(superset->reg_offset))) {
+#ifdef CONFIG_OMAP_MUX
+ if (!superset->muxnames || !superset->muxnames[0]) {
superset++;
continue;
}
-#endif
-
-#if defined(CONFIG_OMAP_MUX) && defined(CONFIG_DEBUG_FS)
- if (!superset->muxnames || !superset->muxnames[0]) {
+#else
+ /* Skip pins that are not muxed as GPIO by bootloader */
+ if (!OMAP_MODE_GPIO(omap_mux_read(superset->reg_offset))) {
superset++;
continue;
}
diff --git a/arch/arm/mm/alignment.c b/arch/arm/mm/alignment.c
index b270d6228fe..62820eda84d 100644
--- a/arch/arm/mm/alignment.c
+++ b/arch/arm/mm/alignment.c
@@ -11,6 +11,7 @@
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
+#include <linux/moduleparam.h>
#include <linux/compiler.h>
#include <linux/kernel.h>
#include <linux/errno.h>
@@ -77,6 +78,8 @@ static unsigned long ai_dword;
static unsigned long ai_multi;
static int ai_usermode;
+core_param(alignment, ai_usermode, int, 0600);
+
#define UM_WARN (1 << 0)
#define UM_FIXUP (1 << 1)
#define UM_SIGNAL (1 << 2)
diff --git a/arch/arm/tools/mach-types b/arch/arm/tools/mach-types
index 5a79fc6ee81..31c2f4c30a9 100644
--- a/arch/arm/tools/mach-types
+++ b/arch/arm/tools/mach-types
@@ -12,7 +12,7 @@
#
# http://www.arm.linux.org.uk/developer/machines/?action=new
#
-# Last update: Thu Jan 28 22:15:54 2010
+# Last update: Sat Feb 20 14:16:15 2010
#
# machine_is_xxx CONFIG_xxxx MACH_TYPE_xxx number
#
@@ -2257,7 +2257,7 @@ oratisalog MACH_ORATISALOG ORATISALOG 2268
oratismadi MACH_ORATISMADI ORATISMADI 2269
oratisot16 MACH_ORATISOT16 ORATISOT16 2270
oratisdesk MACH_ORATISDESK ORATISDESK 2271
-v2_ca9 MACH_V2P_CA9 V2P_CA9 2272
+vexpress MACH_VEXPRESS VEXPRESS 2272
sintexo MACH_SINTEXO SINTEXO 2273
cm3389 MACH_CM3389 CM3389 2274
omap3_cio MACH_OMAP3_CIO OMAP3_CIO 2275
@@ -2636,3 +2636,45 @@ hw90240 MACH_HW90240 HW90240 2648
dm365_leopard MACH_DM365_LEOPARD DM365_LEOPARD 2649
mityomapl138 MACH_MITYOMAPL138 MITYOMAPL138 2650
scat110 MACH_SCAT110 SCAT110 2651
+acer_a1 MACH_ACER_A1 ACER_A1 2652
+cmcontrol MACH_CMCONTROL CMCONTROL 2653
+pelco_lamar MACH_PELCO_LAMAR PELCO_LAMAR 2654
+rfp43 MACH_RFP43 RFP43 2655
+sk86r0301 MACH_SK86R0301 SK86R0301 2656
+ctpxa MACH_CTPXA CTPXA 2657
+epb_arm9_a MACH_EPB_ARM9_A EPB_ARM9_A 2658
+guruplug MACH_GURUPLUG GURUPLUG 2659
+spear310 MACH_SPEAR310 SPEAR310 2660
+spear320 MACH_SPEAR320 SPEAR320 2661
+robotx MACH_ROBOTX ROBOTX 2662
+lsxhl MACH_LSXHL LSXHL 2663
+smartlite MACH_SMARTLITE SMARTLITE 2664
+cws2 MACH_CWS2 CWS2 2665
+m619 MACH_M619 M619 2666
+smartview MACH_SMARTVIEW SMARTVIEW 2667
+lsa_salsa MACH_LSA_SALSA LSA_SALSA 2668
+kizbox MACH_KIZBOX KIZBOX 2669
+htccharmer MACH_HTCCHARMER HTCCHARMER 2670
+guf_neso_lt MACH_GUF_NESO_LT GUF_NESO_LT 2671
+pm9g45 MACH_PM9G45 PM9G45 2672
+htcpanther MACH_HTCPANTHER HTCPANTHER 2673
+htcpanther_cdma MACH_HTCPANTHER_CDMA HTCPANTHER_CDMA 2674
+reb01 MACH_REB01 REB01 2675
+aquila MACH_AQUILA AQUILA 2676
+spark_sls_hw2 MACH_SPARK_SLS_HW2 SPARK_SLS_HW2 2677
+sheeva_esata MACH_ESATA_SHEEVAPLUG ESATA_SHEEVAPLUG 2678
+surf7x30 MACH_SURF7X30 SURF7X30 2679
+micro2440 MACH_MICRO2440 MICRO2440 2680
+am2440 MACH_AM2440 AM2440 2681
+tq2440 MACH_TQ2440 TQ2440 2682
+lpc2478oem MACH_LPC2478OEM LPC2478OEM 2683
+ak880x MACH_AK880X AK880X 2684
+cobra3530 MACH_COBRA3530 COBRA3530 2685
+pmppb MACH_PMPPB PMPPB 2686
+u6715 MACH_U6715 U6715 2687
+axar1500_sender MACH_AXAR1500_SENDER AXAR1500_SENDER 2688
+g30_dvb MACH_G30_DVB G30_DVB 2689
+vc088x MACH_VC088X VC088X 2690
+mioa702 MACH_MIOA702 MIOA702 2691
+hpmin MACH_HPMIN HPMIN 2692
+ak880xak MACH_AK880XAK AK880XAK 2693
diff --git a/arch/sparc/kernel/kstack.h b/arch/sparc/kernel/kstack.h
index 4248d969272..5247283d1c0 100644
--- a/arch/sparc/kernel/kstack.h
+++ b/arch/sparc/kernel/kstack.h
@@ -11,6 +11,10 @@ static inline bool kstack_valid(struct thread_info *tp, unsigned long sp)
{
unsigned long base = (unsigned long) tp;
+ /* Stack pointer must be 16-byte aligned. */
+ if (sp & (16UL - 1))
+ return false;
+
if (sp >= (base + sizeof(struct thread_info)) &&
sp <= (base + THREAD_SIZE - sizeof(struct sparc_stackf)))
return true;
diff --git a/arch/sparc/kernel/of_device_32.c b/arch/sparc/kernel/of_device_32.c
index 4c26eb59e74..53a58b34984 100644
--- a/arch/sparc/kernel/of_device_32.c
+++ b/arch/sparc/kernel/of_device_32.c
@@ -105,7 +105,7 @@ static unsigned long of_bus_sbus_get_flags(const u32 *addr, unsigned long flags)
static int of_bus_ambapp_match(struct device_node *np)
{
- return !strcmp(np->name, "ambapp");
+ return !strcmp(np->type, "ambapp");
}
static void of_bus_ambapp_count_cells(struct device_node *child,
diff --git a/arch/sparc/kernel/pci.c b/arch/sparc/kernel/pci.c
index 539e83f8e08..592b03d8516 100644
--- a/arch/sparc/kernel/pci.c
+++ b/arch/sparc/kernel/pci.c
@@ -247,6 +247,7 @@ static struct pci_dev *of_create_pci_dev(struct pci_pbm_info *pbm,
struct pci_bus *bus, int devfn)
{
struct dev_archdata *sd;
+ struct pci_slot *slot;
struct of_device *op;
struct pci_dev *dev;
const char *type;
@@ -286,6 +287,11 @@ static struct pci_dev *of_create_pci_dev(struct pci_pbm_info *pbm,
dev->dev.bus = &pci_bus_type;
dev->devfn = devfn;
dev->multifunction = 0; /* maybe a lie? */
+ set_pcie_port_type(dev);
+
+ list_for_each_entry(slot, &dev->bus->slots, list)
+ if (PCI_SLOT(dev->devfn) == slot->number)
+ dev->slot = slot;
dev->vendor = of_getintprop_default(node, "vendor-id", 0xffff);
dev->device = of_getintprop_default(node, "device-id", 0xffff);
@@ -322,6 +328,7 @@ static struct pci_dev *of_create_pci_dev(struct pci_pbm_info *pbm,
dev->current_state = 4; /* unknown power state */
dev->error_state = pci_channel_io_normal;
+ dev->dma_mask = 0xffffffff;
if (!strcmp(node->name, "pci")) {
/* a PCI-PCI bridge */
diff --git a/arch/sparc/kernel/tsb.S b/arch/sparc/kernel/tsb.S
index 8c91d9b29a2..db15d123f05 100644
--- a/arch/sparc/kernel/tsb.S
+++ b/arch/sparc/kernel/tsb.S
@@ -191,10 +191,12 @@ tsb_dtlb_load:
tsb_itlb_load:
/* Executable bit must be set. */
-661: andcc %g5, _PAGE_EXEC_4U, %g0
- .section .sun4v_1insn_patch, "ax"
+661: sethi %hi(_PAGE_EXEC_4U), %g4
+ andcc %g5, %g4, %g0
+ .section .sun4v_2insn_patch, "ax"
.word 661b
andcc %g5, _PAGE_EXEC_4V, %g0
+ nop
.previous
be,pn %xcc, tsb_do_fault
diff --git a/drivers/gpu/drm/radeon/r600_cp.c b/drivers/gpu/drm/radeon/r600_cp.c
index 6d5a711c2e9..75bcf35a093 100644
--- a/drivers/gpu/drm/radeon/r600_cp.c
+++ b/drivers/gpu/drm/radeon/r600_cp.c
@@ -1428,9 +1428,12 @@ static void r700_gfx_init(struct drm_device *dev,
gb_tiling_config |= R600_BANK_SWAPS(1);
- backend_map = r700_get_tile_pipe_to_backend_map(dev_priv->r600_max_tile_pipes,
- dev_priv->r600_max_backends,
- (0xff << dev_priv->r600_max_backends) & 0xff);
+ if ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV740)
+ backend_map = 0x28;
+ else
+ backend_map = r700_get_tile_pipe_to_backend_map(dev_priv->r600_max_tile_pipes,
+ dev_priv->r600_max_backends,
+ (0xff << dev_priv->r600_max_backends) & 0xff);
gb_tiling_config |= R600_BACKEND_MAP(backend_map);
cc_gc_shader_pipe_config =
diff --git a/drivers/gpu/drm/radeon/radeon_atombios.c b/drivers/gpu/drm/radeon/radeon_atombios.c
index 2dcda611587..4d8831548a5 100644
--- a/drivers/gpu/drm/radeon/radeon_atombios.c
+++ b/drivers/gpu/drm/radeon/radeon_atombios.c
@@ -206,6 +206,15 @@ static bool radeon_atom_apply_quirks(struct drm_device *dev,
*connector_type = DRM_MODE_CONNECTOR_DVID;
}
+ /* Asrock RS600 board lists the DVI port as HDMI */
+ if ((dev->pdev->device == 0x7941) &&
+ (dev->pdev->subsystem_vendor == 0x1849) &&
+ (dev->pdev->subsystem_device == 0x7941)) {
+ if ((*connector_type == DRM_MODE_CONNECTOR_HDMIA) &&
+ (supported_device == ATOM_DEVICE_DFP3_SUPPORT))
+ *connector_type = DRM_MODE_CONNECTOR_DVID;
+ }
+
/* a-bit f-i90hd - ciaranm on #radeonhd - this board has no DVI */
if ((dev->pdev->device == 0x7941) &&
(dev->pdev->subsystem_vendor == 0x147b) &&
diff --git a/drivers/gpu/drm/radeon/radeon_connectors.c b/drivers/gpu/drm/radeon/radeon_connectors.c
index 23818854001..65f81942f39 100644
--- a/drivers/gpu/drm/radeon/radeon_connectors.c
+++ b/drivers/gpu/drm/radeon/radeon_connectors.c
@@ -780,7 +780,7 @@ static enum drm_connector_status radeon_dvi_detect(struct drm_connector *connect
* connected and the DVI port disconnected. If the edid doesn't
* say HDMI, vice versa.
*/
- if (radeon_connector->shared_ddc && connector_status_connected) {
+ if (radeon_connector->shared_ddc && (ret == connector_status_connected)) {
struct drm_device *dev = connector->dev;
struct drm_connector *list_connector;
struct radeon_connector *list_radeon_connector;
@@ -1060,8 +1060,7 @@ radeon_add_atom_connector(struct drm_device *dev,
return;
}
if (radeon_connector->ddc_bus && i2c_bus->valid) {
- if (memcmp(&radeon_connector->ddc_bus->rec, i2c_bus,
- sizeof(struct radeon_i2c_bus_rec)) == 0) {
+ if (radeon_connector->ddc_bus->rec.i2c_id == i2c_bus->i2c_id) {
radeon_connector->shared_ddc = true;
shared_ddc = true;
}
diff --git a/drivers/gpu/drm/radeon/radeon_drv.h b/drivers/gpu/drm/radeon/radeon_drv.h
index e13785282a8..c57ad606504 100644
--- a/drivers/gpu/drm/radeon/radeon_drv.h
+++ b/drivers/gpu/drm/radeon/radeon_drv.h
@@ -106,9 +106,10 @@
* 1.29- R500 3D cmd buffer support
* 1.30- Add support for occlusion queries
* 1.31- Add support for num Z pipes from GET_PARAM
+ * 1.32- fixes for rv740 setup
*/
#define DRIVER_MAJOR 1
-#define DRIVER_MINOR 31
+#define DRIVER_MINOR 32
#define DRIVER_PATCHLEVEL 0
enum radeon_cp_microcode_version {
diff --git a/drivers/gpu/drm/radeon/radeon_ring.c b/drivers/gpu/drm/radeon/radeon_ring.c
index 694799f6fac..6579eb4c1f2 100644
--- a/drivers/gpu/drm/radeon/radeon_ring.c
+++ b/drivers/gpu/drm/radeon/radeon_ring.c
@@ -100,6 +100,8 @@ void radeon_ib_free(struct radeon_device *rdev, struct radeon_ib **ib)
if (tmp == NULL) {
return;
}
+ if (!tmp->fence->emited)
+ radeon_fence_unref(&tmp->fence);
mutex_lock(&rdev->ib_pool.mutex);
tmp->free = true;
mutex_unlock(&rdev->ib_pool.mutex);
diff --git a/drivers/gpu/drm/radeon/rv770.c b/drivers/gpu/drm/radeon/rv770.c
index 5943d561fd1..03021674d09 100644
--- a/drivers/gpu/drm/radeon/rv770.c
+++ b/drivers/gpu/drm/radeon/rv770.c
@@ -549,9 +549,12 @@ static void rv770_gpu_init(struct radeon_device *rdev)
gb_tiling_config |= BANK_SWAPS(1);
- backend_map = r700_get_tile_pipe_to_backend_map(rdev->config.rv770.max_tile_pipes,
- rdev->config.rv770.max_backends,
- (0xff << rdev->config.rv770.max_backends) & 0xff);
+ if (rdev->family == CHIP_RV740)
+ backend_map = 0x28;
+ else
+ backend_map = r700_get_tile_pipe_to_backend_map(rdev->config.rv770.max_tile_pipes,
+ rdev->config.rv770.max_backends,
+ (0xff << rdev->config.rv770.max_backends) & 0xff);
gb_tiling_config |= BACKEND_MAP(backend_map);
cc_gc_shader_pipe_config =
diff --git a/drivers/gpu/drm/ttm/ttm_tt.c b/drivers/gpu/drm/ttm/ttm_tt.c
index e2123af7775..3d47a2c1232 100644
--- a/drivers/gpu/drm/ttm/ttm_tt.c
+++ b/drivers/gpu/drm/ttm/ttm_tt.c
@@ -196,14 +196,15 @@ EXPORT_SYMBOL(ttm_tt_populate);
#ifdef CONFIG_X86
static inline int ttm_tt_set_page_caching(struct page *p,
- enum ttm_caching_state c_state)
+ enum ttm_caching_state c_old,
+ enum ttm_caching_state c_new)
{
int ret = 0;
if (PageHighMem(p))
return 0;
- if (get_page_memtype(p) != -1) {
+ if (c_old != tt_cached) {
/* p isn't in the default caching state, set it to
* writeback first to free its current memtype. */
@@ -212,16 +213,17 @@ static inline int ttm_tt_set_page_caching(struct page *p,
return ret;
}
- if (c_state == tt_wc)
+ if (c_new == tt_wc)
ret = set_memory_wc((unsigned long) page_address(p), 1);
- else if (c_state == tt_uncached)
+ else if (c_new == tt_uncached)
ret = set_pages_uc(p, 1);
return ret;
}
#else /* CONFIG_X86 */
static inline int ttm_tt_set_page_caching(struct page *p,
- enum ttm_caching_state c_state)
+ enum ttm_caching_state c_old,
+ enum ttm_caching_state c_new)
{
return 0;
}
@@ -254,7 +256,9 @@ static int ttm_tt_set_caching(struct ttm_tt *ttm,
for (i = 0; i < ttm->num_pages; ++i) {
cur_page = ttm->pages[i];
if (likely(cur_page != NULL)) {
- ret = ttm_tt_set_page_caching(cur_page, c_state);
+ ret = ttm_tt_set_page_caching(cur_page,
+ ttm->caching_state,
+ c_state);
if (unlikely(ret != 0))
goto out_err;
}
@@ -268,7 +272,7 @@ out_err:
for (j = 0; j < i; ++j) {
cur_page = ttm->pages[j];
if (likely(cur_page != NULL)) {
- (void)ttm_tt_set_page_caching(cur_page,
+ (void)ttm_tt_set_page_caching(cur_page, c_state,
ttm->caching_state);
}
}
diff --git a/drivers/gpu/vga/vgaarb.c b/drivers/gpu/vga/vgaarb.c
index 24b56dc5459..2f6cf69ecb3 100644
--- a/drivers/gpu/vga/vgaarb.c
+++ b/drivers/gpu/vga/vgaarb.c
@@ -961,7 +961,7 @@ static ssize_t vga_arb_write(struct file *file, const char __user * buf,
remaining -= 7;
pr_devel("client 0x%p called 'target'\n", priv);
/* if target is default */
- if (!strncmp(kbuf, "default", 7))
+ if (!strncmp(curr_pos, "default", 7))
pdev = pci_dev_get(vga_default_device());
else {
if (!vga_pci_str_to_vars(curr_pos, remaining,
diff --git a/drivers/media/dvb/dvb-usb/Kconfig b/drivers/media/dvb/dvb-usb/Kconfig
index 1b249897c9f..465295b1d14 100644
--- a/drivers/media/dvb/dvb-usb/Kconfig
+++ b/drivers/media/dvb/dvb-usb/Kconfig
@@ -112,11 +112,13 @@ config DVB_USB_CXUSB
select DVB_MT352 if !DVB_FE_CUSTOMISE
select DVB_ZL10353 if !DVB_FE_CUSTOMISE
select DVB_DIB7000P if !DVB_FE_CUSTOMISE
- select DVB_LGS8GL5 if !DVB_FE_CUSTOMISE
select DVB_TUNER_DIB0070 if !DVB_FE_CUSTOMISE
+ select DVB_ATBM8830 if !DVB_FE_CUSTOMISE
+ select DVB_LGS8GXX if !DVB_FE_CUSTOMISE
select MEDIA_TUNER_SIMPLE if !MEDIA_TUNER_CUSTOMISE
select MEDIA_TUNER_XC2028 if !MEDIA_TUNER_CUSTOMISE
select MEDIA_TUNER_MXL5005S if !MEDIA_TUNER_CUSTOMISE
+ select MEDIA_TUNER_MAX2165 if !MEDIA_TUNER_CUSTOMISE
help
Say Y here to support the Conexant USB2.0 hybrid reference design.
Currently, only DVB and ATSC modes are supported, analog mode
diff --git a/drivers/media/dvb/frontends/l64781.c b/drivers/media/dvb/frontends/l64781.c
index 3051b64aa17..445fa106806 100644
--- a/drivers/media/dvb/frontends/l64781.c
+++ b/drivers/media/dvb/frontends/l64781.c
@@ -192,8 +192,8 @@ static int apply_frontend_param (struct dvb_frontend* fe, struct dvb_frontend_pa
spi_bias *= qam_tab[p->constellation];
spi_bias /= p->code_rate_HP + 1;
spi_bias /= (guard_tab[p->guard_interval] + 32);
- spi_bias *= 1000ULL;
- spi_bias /= 1000ULL + ppm/1000;
+ spi_bias *= 1000;
+ spi_bias /= 1000 + ppm/1000;
spi_bias *= p->code_rate_HP;
val0x04 = (p->transmission_mode << 2) | p->guard_interval;
diff --git a/drivers/media/video/bt8xx/bttv-driver.c b/drivers/media/video/bt8xx/bttv-driver.c
index 3182a406bdd..ae08b077fd0 100644
--- a/drivers/media/video/bt8xx/bttv-driver.c
+++ b/drivers/media/video/bt8xx/bttv-driver.c
@@ -4461,6 +4461,7 @@ static int __devinit bttv_probe(struct pci_dev *dev,
request_modules(btv);
}
+ init_bttv_i2c_ir(btv);
bttv_input_init(btv);
/* everything is fine */
diff --git a/drivers/media/video/bt8xx/bttv-i2c.c b/drivers/media/video/bt8xx/bttv-i2c.c
index 63aa31a041e..407fa61e4cd 100644
--- a/drivers/media/video/bt8xx/bttv-i2c.c
+++ b/drivers/media/video/bt8xx/bttv-i2c.c
@@ -388,7 +388,12 @@ int __devinit init_bttv_i2c(struct bttv *btv)
if (0 == btv->i2c_rc && i2c_scan)
do_i2c_scan(btv->c.v4l2_dev.name, &btv->i2c_client);
- /* Instantiate the IR receiver device, if present */
+ return btv->i2c_rc;
+}
+
+/* Instantiate the I2C IR receiver device, if present */
+void __devinit init_bttv_i2c_ir(struct bttv *btv)
+{
if (0 == btv->i2c_rc) {
struct i2c_board_info info;
/* The external IR receiver is at i2c address 0x34 (0x35 for
@@ -408,7 +413,6 @@ int __devinit init_bttv_i2c(struct bttv *btv)
strlcpy(info.type, "ir_video", I2C_NAME_SIZE);
i2c_new_probed_device(&btv->c.i2c_adap, &info, addr_list);
}
- return btv->i2c_rc;
}
int __devexit fini_bttv_i2c(struct bttv *btv)
diff --git a/drivers/media/video/bt8xx/bttvp.h b/drivers/media/video/bt8xx/bttvp.h
index a1d0e9c9f28..6cccc2a17ee 100644
--- a/drivers/media/video/bt8xx/bttvp.h
+++ b/drivers/media/video/bt8xx/bttvp.h
@@ -279,6 +279,7 @@ extern unsigned int bttv_debug;
extern unsigned int bttv_gpio;
extern void bttv_gpio_tracking(struct bttv *btv, char *comment);
extern int init_bttv_i2c(struct bttv *btv);
+extern void init_bttv_i2c_ir(struct bttv *btv);
extern int fini_bttv_i2c(struct bttv *btv);
#define bttv_printk if (bttv_verbose) printk
diff --git a/drivers/media/video/mt9t112.c b/drivers/media/video/mt9t112.c
index fc4dd604572..7438f8d775b 100644
--- a/drivers/media/video/mt9t112.c
+++ b/drivers/media/video/mt9t112.c
@@ -514,7 +514,7 @@ static int mt9t112_init_pll(const struct i2c_client *client)
/* poll to verify out of standby. Must Poll this bit */
for (i = 0; i < 100; i++) {
mt9t112_reg_read(data, client, 0x0018);
- if (0x4000 & data)
+ if (!(0x4000 & data))
break;
mdelay(10);
diff --git a/drivers/media/video/pwc/pwc-ctrl.c b/drivers/media/video/pwc/pwc-ctrl.c
index 50b415e07ed..f7f7e04cf48 100644
--- a/drivers/media/video/pwc/pwc-ctrl.c
+++ b/drivers/media/video/pwc/pwc-ctrl.c
@@ -753,7 +753,7 @@ int pwc_set_shutter_speed(struct pwc_device *pdev, int mode, int value)
buf[0] = 0xff; /* fixed */
ret = send_control_msg(pdev,
- SET_LUM_CTL, SHUTTER_MODE_FORMATTER, &buf, sizeof(buf));
+ SET_LUM_CTL, SHUTTER_MODE_FORMATTER, &buf, 1);
if (!mode && ret >= 0) {
if (value < 0)
diff --git a/drivers/net/sfc/falcon_boards.c b/drivers/net/sfc/falcon_boards.c
index bf0b96af533..5712fddd72f 100644
--- a/drivers/net/sfc/falcon_boards.c
+++ b/drivers/net/sfc/falcon_boards.c
@@ -29,6 +29,15 @@
#define FALCON_BOARD_SFN4111T 0x51
#define FALCON_BOARD_SFN4112F 0x52
+/* Board temperature is about 15°C above ambient when air flow is
+ * limited. */
+#define FALCON_BOARD_TEMP_BIAS 15
+
+/* SFC4000 datasheet says: 'The maximum permitted junction temperature
+ * is 125°C; the thermal design of the environment for the SFC4000
+ * should aim to keep this well below 100°C.' */
+#define FALCON_JUNC_TEMP_MAX 90
+
/*****************************************************************************
* Support for LM87 sensor chip used on several boards
*/
@@ -548,16 +557,16 @@ fail_hwmon:
static u8 sfe4002_lm87_channel = 0x03; /* use AIN not FAN inputs */
static const u8 sfe4002_lm87_regs[] = {
- LM87_IN_LIMITS(0, 0x83, 0x91), /* 2.5V: 1.8V +/- 5% */
- LM87_IN_LIMITS(1, 0x51, 0x5a), /* Vccp1: 1.2V +/- 5% */
- LM87_IN_LIMITS(2, 0xb6, 0xca), /* 3.3V: 3.3V +/- 5% */
- LM87_IN_LIMITS(3, 0xb0, 0xc9), /* 5V: 4.6-5.2V */
- LM87_IN_LIMITS(4, 0xb0, 0xe0), /* 12V: 11-14V */
- LM87_IN_LIMITS(5, 0x44, 0x4b), /* Vccp2: 1.0V +/- 5% */
- LM87_AIN_LIMITS(0, 0xa0, 0xb2), /* AIN1: 1.66V +/- 5% */
- LM87_AIN_LIMITS(1, 0x91, 0xa1), /* AIN2: 1.5V +/- 5% */
- LM87_TEMP_INT_LIMITS(10, 60), /* board */
- LM87_TEMP_EXT1_LIMITS(10, 70), /* Falcon */
+ LM87_IN_LIMITS(0, 0x7c, 0x99), /* 2.5V: 1.8V +/- 10% */
+ LM87_IN_LIMITS(1, 0x4c, 0x5e), /* Vccp1: 1.2V +/- 10% */
+ LM87_IN_LIMITS(2, 0xac, 0xd4), /* 3.3V: 3.3V +/- 10% */
+ LM87_IN_LIMITS(3, 0xac, 0xd4), /* 5V: 5.0V +/- 10% */
+ LM87_IN_LIMITS(4, 0xac, 0xe0), /* 12V: 10.8-14V */
+ LM87_IN_LIMITS(5, 0x3f, 0x4f), /* Vccp2: 1.0V +/- 10% */
+ LM87_AIN_LIMITS(0, 0x98, 0xbb), /* AIN1: 1.66V +/- 10% */
+ LM87_AIN_LIMITS(1, 0x8a, 0xa9), /* AIN2: 1.5V +/- 10% */
+ LM87_TEMP_INT_LIMITS(0, 80 + FALCON_BOARD_TEMP_BIAS),
+ LM87_TEMP_EXT1_LIMITS(0, FALCON_JUNC_TEMP_MAX),
0
};
@@ -619,14 +628,14 @@ static int sfe4002_init(struct efx_nic *efx)
static u8 sfn4112f_lm87_channel = 0x03; /* use AIN not FAN inputs */
static const u8 sfn4112f_lm87_regs[] = {
- LM87_IN_LIMITS(0, 0x83, 0x91), /* 2.5V: 1.8V +/- 5% */
- LM87_IN_LIMITS(1, 0x51, 0x5a), /* Vccp1: 1.2V +/- 5% */
- LM87_IN_LIMITS(2, 0xb6, 0xca), /* 3.3V: 3.3V +/- 5% */
- LM87_IN_LIMITS(4, 0xb0, 0xe0), /* 12V: 11-14V */
- LM87_IN_LIMITS(5, 0x44, 0x4b), /* Vccp2: 1.0V +/- 5% */
- LM87_AIN_LIMITS(1, 0x91, 0xa1), /* AIN2: 1.5V +/- 5% */
- LM87_TEMP_INT_LIMITS(10, 60), /* board */
- LM87_TEMP_EXT1_LIMITS(10, 70), /* Falcon */
+ LM87_IN_LIMITS(0, 0x7c, 0x99), /* 2.5V: 1.8V +/- 10% */
+ LM87_IN_LIMITS(1, 0x4c, 0x5e), /* Vccp1: 1.2V +/- 10% */
+ LM87_IN_LIMITS(2, 0xac, 0xd4), /* 3.3V: 3.3V +/- 10% */
+ LM87_IN_LIMITS(4, 0xac, 0xe0), /* 12V: 10.8-14V */
+ LM87_IN_LIMITS(5, 0x3f, 0x4f), /* Vccp2: 1.0V +/- 10% */
+ LM87_AIN_LIMITS(1, 0x8a, 0xa9), /* AIN2: 1.5V +/- 10% */
+ LM87_TEMP_INT_LIMITS(0, 60 + FALCON_BOARD_TEMP_BIAS),
+ LM87_TEMP_EXT1_LIMITS(0, FALCON_JUNC_TEMP_MAX),
0
};
diff --git a/drivers/net/sfc/mcdi.c b/drivers/net/sfc/mcdi.c
index 9f035b9f035..f66b3da6ddf 100644
--- a/drivers/net/sfc/mcdi.c
+++ b/drivers/net/sfc/mcdi.c
@@ -127,7 +127,7 @@ static int efx_mcdi_poll(struct efx_nic *efx)
efx_dword_t reg;
/* Check for a reboot atomically with respect to efx_mcdi_copyout() */
- rc = efx_mcdi_poll_reboot(efx);
+ rc = -efx_mcdi_poll_reboot(efx);
if (rc)
goto out;
diff --git a/drivers/scsi/arm/fas216.c b/drivers/scsi/arm/fas216.c
index 47754260228..9e71ac61114 100644
--- a/drivers/scsi/arm/fas216.c
+++ b/drivers/scsi/arm/fas216.c
@@ -2516,7 +2516,7 @@ int fas216_eh_device_reset(struct scsi_cmnd *SCpnt)
if (info->scsi.phase == PHASE_IDLE)
fas216_kick(info);
- mod_timer(&info->eh_timer, 30 * HZ);
+ mod_timer(&info->eh_timer, jiffies + 30 * HZ);
spin_unlock_irqrestore(&info->host_lock, flags);
/*
diff --git a/drivers/scsi/fcoe/fcoe.c b/drivers/scsi/fcoe/fcoe.c
index 10be9f36a4c..2f47ae7cce9 100644
--- a/drivers/scsi/fcoe/fcoe.c
+++ b/drivers/scsi/fcoe/fcoe.c
@@ -2009,6 +2009,8 @@ static int fcoe_destroy(const char *buffer, struct kernel_param *kp)
fcoe_interface_cleanup(fcoe);
rtnl_unlock();
fcoe_if_destroy(fcoe->ctlr.lp);
+ module_put(THIS_MODULE);
+
out_putdev:
dev_put(netdev);
out_nodev:
@@ -2059,6 +2061,11 @@ static int fcoe_create(const char *buffer, struct kernel_param *kp)
}
#endif
+ if (!try_module_get(THIS_MODULE)) {
+ rc = -EINVAL;
+ goto out_nomod;
+ }
+
rtnl_lock();
netdev = fcoe_if_to_netdev(buffer);
if (!netdev) {
@@ -2099,17 +2106,24 @@ static int fcoe_create(const char *buffer, struct kernel_param *kp)
if (!fcoe_link_ok(lport))
fcoe_ctlr_link_up(&fcoe->ctlr);
- rc = 0;
-out_free:
/*
* Release from init in fcoe_interface_create(), on success lport
* should be holding a reference taken in fcoe_if_create().
*/
fcoe_interface_put(fcoe);
+ dev_put(netdev);
+ rtnl_unlock();
+ mutex_unlock(&fcoe_config_mutex);
+
+ return 0;
+out_free:
+ fcoe_interface_put(fcoe);
out_putdev:
dev_put(netdev);
out_nodev:
rtnl_unlock();
+ module_put(THIS_MODULE);
+out_nomod:
mutex_unlock(&fcoe_config_mutex);
return rc;
}
diff --git a/drivers/scsi/fcoe/libfcoe.c b/drivers/scsi/fcoe/libfcoe.c
index 9823291395a..511cb6b371e 100644
--- a/drivers/scsi/fcoe/libfcoe.c
+++ b/drivers/scsi/fcoe/libfcoe.c
@@ -1187,7 +1187,7 @@ static void fcoe_ctlr_timeout(unsigned long arg)
next_timer = fip->ctlr_ka_time;
if (time_after_eq(jiffies, fip->port_ka_time)) {
- fip->port_ka_time += jiffies +
+ fip->port_ka_time = jiffies +
msecs_to_jiffies(FIP_VN_KA_PERIOD);
fip->send_port_ka = 1;
}
diff --git a/drivers/scsi/libfc/fc_exch.c b/drivers/scsi/libfc/fc_exch.c
index 19d711cb938..7f4364770e4 100644
--- a/drivers/scsi/libfc/fc_exch.c
+++ b/drivers/scsi/libfc/fc_exch.c
@@ -1890,7 +1890,7 @@ static struct fc_seq *fc_exch_seq_send(struct fc_lport *lport,
fc_exch_setup_hdr(ep, fp, ep->f_ctl);
sp->cnt++;
- if (ep->xid <= lport->lro_xid)
+ if (ep->xid <= lport->lro_xid && fh->fh_r_ctl == FC_RCTL_DD_UNSOL_CMD)
fc_fcp_ddp_setup(fr_fsp(fp), ep->xid);
if (unlikely(lport->tt.frame_send(lport, fp)))
diff --git a/drivers/scsi/libfc/fc_fcp.c b/drivers/scsi/libfc/fc_fcp.c
index 881d5dfe8c7..6fde2fabfd9 100644
--- a/drivers/scsi/libfc/fc_fcp.c
+++ b/drivers/scsi/libfc/fc_fcp.c
@@ -298,9 +298,6 @@ void fc_fcp_ddp_setup(struct fc_fcp_pkt *fsp, u16 xid)
{
struct fc_lport *lport;
- if (!fsp)
- return;
-
lport = fsp->lp;
if ((fsp->req_flags & FC_SRB_READ) &&
(lport->lro_enabled) && (lport->tt.ddp_setup)) {
diff --git a/drivers/scsi/libfc/fc_lport.c b/drivers/scsi/libfc/fc_lport.c
index 0b165024a21..7ec8ce75007 100644
--- a/drivers/scsi/libfc/fc_lport.c
+++ b/drivers/scsi/libfc/fc_lport.c
@@ -1800,7 +1800,8 @@ int fc_lport_bsg_request(struct fc_bsg_job *job)
u32 did;
job->reply->reply_payload_rcv_len = 0;
- rsp->resid_len = job->reply_payload.payload_len;
+ if (rsp)
+ rsp->resid_len = job->reply_payload.payload_len;
mutex_lock(&lport->lp_mutex);
diff --git a/drivers/scsi/libfc/fc_rport.c b/drivers/scsi/libfc/fc_rport.c
index 02300523b23..97923bb0776 100644
--- a/drivers/scsi/libfc/fc_rport.c
+++ b/drivers/scsi/libfc/fc_rport.c
@@ -623,7 +623,7 @@ static void fc_rport_plogi_resp(struct fc_seq *sp, struct fc_frame *fp,
tov = ntohl(plp->fl_csp.sp_e_d_tov);
if (ntohs(plp->fl_csp.sp_features) & FC_SP_FT_EDTR)
- tov /= 1000;
+ tov /= 1000000;
if (tov > rdata->e_d_tov)
rdata->e_d_tov = tov;
csp_seq = ntohs(plp->fl_csp.sp_tot_seq);
diff --git a/drivers/scsi/libiscsi_tcp.c b/drivers/scsi/libiscsi_tcp.c
index db6856c138f..4ad87fd74dd 100644
--- a/drivers/scsi/libiscsi_tcp.c
+++ b/drivers/scsi/libiscsi_tcp.c
@@ -992,12 +992,10 @@ static struct iscsi_r2t_info *iscsi_tcp_get_curr_r2t(struct iscsi_task *task)
if (r2t == NULL) {
if (kfifo_out(&tcp_task->r2tqueue,
(void *)&tcp_task->r2t, sizeof(void *)) !=
- sizeof(void *)) {
- WARN_ONCE(1, "unexpected fifo state");
+ sizeof(void *))
r2t = NULL;
- }
-
- r2t = tcp_task->r2t;
+ else
+ r2t = tcp_task->r2t;
}
spin_unlock_bh(&session->lock);
}
diff --git a/drivers/scsi/megaraid/megaraid_sas.c b/drivers/scsi/megaraid/megaraid_sas.c
index 708ea3157b6..d9b8ca5116b 100644
--- a/drivers/scsi/megaraid/megaraid_sas.c
+++ b/drivers/scsi/megaraid/megaraid_sas.c
@@ -3781,6 +3781,7 @@ static int megasas_mgmt_compat_ioctl_fw(struct file *file, unsigned long arg)
compat_alloc_user_space(sizeof(struct megasas_iocpacket));
int i;
int error = 0;
+ compat_uptr_t ptr;
if (clear_user(ioc, sizeof(*ioc)))
return -EFAULT;
@@ -3793,9 +3794,22 @@ static int megasas_mgmt_compat_ioctl_fw(struct file *file, unsigned long arg)
copy_in_user(&ioc->sge_count, &cioc->sge_count, sizeof(u32)))
return -EFAULT;
- for (i = 0; i < MAX_IOCTL_SGE; i++) {
- compat_uptr_t ptr;
+ /*
+ * The sense_ptr is used in megasas_mgmt_fw_ioctl only when
+ * sense_len is not null, so prepare the 64bit value under
+ * the same condition.
+ */
+ if (ioc->sense_len) {
+ void __user **sense_ioc_ptr =
+ (void __user **)(ioc->frame.raw + ioc->sense_off);
+ compat_uptr_t *sense_cioc_ptr =
+ (compat_uptr_t *)(cioc->frame.raw + cioc->sense_off);
+ if (get_user(ptr, sense_cioc_ptr) ||
+ put_user(compat_ptr(ptr), sense_ioc_ptr))
+ return -EFAULT;
+ }
+ for (i = 0; i < MAX_IOCTL_SGE; i++) {
if (get_user(ptr, &cioc->sgl[i].iov_base) ||
put_user(compat_ptr(ptr), &ioc->sgl[i].iov_base) ||
copy_in_user(&ioc->sgl[i].iov_len,
diff --git a/include/linux/amba/bus.h b/include/linux/amba/bus.h
index ab94335b4bb..6816be6c3f7 100644
--- a/include/linux/amba/bus.h
+++ b/include/linux/amba/bus.h
@@ -1,5 +1,9 @@
/*
- * linux/include/asm-arm/hardware/amba.h
+ * linux/include/amba/bus.h
+ *
+ * This device type deals with ARM PrimeCells and anything else that
+ * presents a proper CID (0xB105F00D) at the end of the I/O register
+ * region or that is derived from a PrimeCell.
*
* Copyright (C) 2003 Deep Blue Solutions Ltd, All Rights Reserved.
*
diff --git a/net/core/net-sysfs.c b/net/core/net-sysfs.c
index fbc1c7472c5..099c753c421 100644
--- a/net/core/net-sysfs.c
+++ b/net/core/net-sysfs.c
@@ -410,7 +410,8 @@ static ssize_t wireless_show(struct device *d, char *buf,
const struct iw_statistics *iw;
ssize_t ret = -EINVAL;
- rtnl_lock();
+ if (!rtnl_trylock())
+ return restart_syscall();
if (dev_isalive(dev)) {
iw = get_wireless_stats(dev);
if (iw)
diff --git a/net/ipv4/devinet.c b/net/ipv4/devinet.c
index 040c4f05b65..26dec2be961 100644
--- a/net/ipv4/devinet.c
+++ b/net/ipv4/devinet.c
@@ -1317,14 +1317,19 @@ static int devinet_sysctl_forward(ctl_table *ctl, int write,
{
int *valp = ctl->data;
int val = *valp;
+ loff_t pos = *ppos;
int ret = proc_dointvec(ctl, write, buffer, lenp, ppos);
if (write && *valp != val) {
struct net *net = ctl->extra2;
if (valp != &IPV4_DEVCONF_DFLT(net, FORWARDING)) {
- if (!rtnl_trylock())
+ if (!rtnl_trylock()) {
+ /* Restore the original values before restarting */
+ *valp = val;
+ *ppos = pos;
return restart_syscall();
+ }
if (valp == &IPV4_DEVCONF_ALL(net, FORWARDING)) {
inet_forward_change(net);
} else if (*valp) {
diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c
index de7a194a64a..143791da062 100644
--- a/net/ipv6/addrconf.c
+++ b/net/ipv6/addrconf.c
@@ -502,8 +502,11 @@ static int addrconf_fixup_forwarding(struct ctl_table *table, int *p, int old)
if (p == &net->ipv6.devconf_dflt->forwarding)
return 0;
- if (!rtnl_trylock())
+ if (!rtnl_trylock()) {
+ /* Restore the original values before restarting */
+ *p = old;
return restart_syscall();
+ }
if (p == &net->ipv6.devconf_all->forwarding) {
__s32 newf = net->ipv6.devconf_all->forwarding;
@@ -4028,12 +4031,15 @@ int addrconf_sysctl_forward(ctl_table *ctl, int write,
{
int *valp = ctl->data;
int val = *valp;
+ loff_t pos = *ppos;
int ret;
ret = proc_dointvec(ctl, write, buffer, lenp, ppos);
if (write)
ret = addrconf_fixup_forwarding(ctl, valp, val);
+ if (ret)
+ *ppos = pos;
return ret;
}
@@ -4075,8 +4081,11 @@ static int addrconf_disable_ipv6(struct ctl_table *table, int *p, int old)
if (p == &net->ipv6.devconf_dflt->disable_ipv6)
return 0;
- if (!rtnl_trylock())
+ if (!rtnl_trylock()) {
+ /* Restore the original values before restarting */
+ *p = old;
return restart_syscall();
+ }
if (p == &net->ipv6.devconf_all->disable_ipv6) {
__s32 newf = net->ipv6.devconf_all->disable_ipv6;
@@ -4095,12 +4104,15 @@ int addrconf_sysctl_disable(ctl_table *ctl, int write,
{
int *valp = ctl->data;
int val = *valp;
+ loff_t pos = *ppos;
int ret;
ret = proc_dointvec(ctl, write, buffer, lenp, ppos);
if (write)
ret = addrconf_disable_ipv6(ctl, valp, val);
+ if (ret)
+ *ppos = pos;
return ret;
}