Linus Torvalds [Thu, 9 May 2013 23:33:42 +0000 (16:33 -0700)]
Merge tag 'acpi-fixes-3.10-rc1' of git://git./linux/kernel/git/rafael/linux-pm
Pull ACPICA fixes from Rafael Wysocki:
- _INI regression fix from Tomasz Nowicki.
- Fix for a possible memory leak in _OSI support routine from Jung-uk
Kim.
- Fix for a possible buffer overflow during field unit read operation
from Bob Moore.
* tag 'acpi-fixes-3.10-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm:
ACPICA: ACPICA: Fix for _INI regression
ACPICA: _OSI support: Fix possible memory leak
ACPICA: Fix possible buffer overflow during a field unit read operation
Linus Torvalds [Thu, 9 May 2013 21:54:36 +0000 (14:54 -0700)]
Merge tag 'fixes-for-linus' of git://git./linux/kernel/git/arm/arm-soc
Pull ARM SoC fixes and straggler patches from Olof Johansson:
"A collection of fixes for fall out from 3.10 merge window, some build
fixes and warning cleanups and a small handful of patches that were
small and contained and made sense to still include in 3.10 (some of
these have also been in -next since the merge window opened).
Largest continous series is for OMAP, but there's a handful for other
platforms.
For i.MX, one of the patches are framebuffer fixups due to fallout
during the merge window, and the other removes some stale and broken
code."
* tag 'fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (34 commits)
ARM: exynos: dts: Fixed vbus-gpios
ARM: EXYNOS5: Fix kernel dump in AFTR idle mode
ARM: ux500: Rid ignored return value of regulator_enable() compiler warning
ARM: ux500: read the correct soc_id number
ARM: exynos: dts: cros5250: add cyapa trackpad
video: mxsfb: Adapt to new videomode API
ARM: imx: Select GENERIC_ALLOCATOR
ARM: imx: compile fix for hotplug.c
ARM: dts: don't assume boards are using twl4030 for omap3
ARM: OMAP2+: Remove bogus IS_ERR_OR_NULL checking from id.c
ARM: dts: Configure and fix the McSPI pins for 4430sdp
ARM: dts: AM33XX: Add GPMC node
ARM: dts: OMAP4460: Fix CPU OPP voltages
ARM: dts: OMAP36xx: Fix CPU OPP voltages
ARM: OMAP4+: omap2plus_defconfig: Enable audio via TWL6040 as module
ARM: OMAP2: AM33XX: id: Add support for new AM335x PG2.1 Si
omap: mux: add AM/DM37x gpios
ARM: OMAP1: DMA: fix error handling in omap1_system_dma_init()
ARM: OMAP2+: omap_device: use late_initcall_sync
ARM: OMAP: RX-51: change probe order of touchscreen and panel SPI devices
...
Linus Torvalds [Thu, 9 May 2013 21:38:16 +0000 (14:38 -0700)]
Merge tag 'xtensa-next-
20130508' of git://github.com/czankel/xtensa-linux
Pull xtensa updates from Chris Zankel:
"Support for the latest MMU architecture that allows for a larger
accessible memory region, and various bug-fixes"
* tag 'xtensa-next-
20130508' of git://github.com/czankel/xtensa-linux:
xtensa: Switch to asm-generic/linkage.h
xtensa: fix redboot load address
xtensa: ISS: fix timer_lock usage in rs_open
xtensa: disable IRQs while IRQ handler is running
xtensa: enable lockdep support
xtensa: fix arch_irqs_disabled_flags implementation
xtensa: add irq flags trace support
xtensa: provide custom CALLER_ADDR* implementations
xtensa: add stacktrace support
xtensa: clean up stpill_registers
xtensa: don't use a7 in simcalls
xtensa: don't attempt to use unconfigured timers
xtensa: provide default platform_pcibios_init implementation
xtensa: remove KCORE_ELF again
xtensa: document MMUv3 setup sequence
xtensa: add MMU v3 support
xtensa: fix ibreakenable register update
xtensa: fix oprofile building as module
Linus Torvalds [Thu, 9 May 2013 21:36:27 +0000 (14:36 -0700)]
Merge tag 'arc-v3.10-rc1-part1' of git://git./linux/kernel/git/vgupta/arc
Pull ARC port updates from Vineet Gupta:
"Support for two new platforms based on ARC700:
- Abilis TB10x SoC [Chritisian/Pierrick]
- Simulator only System-C Model [Mischa]
ARC specific MM improvements:
- Avoid full TLB flush (ASID increment) on munmap (even single page)
- VIPT Cache Flushing improvements
+ Delayed dcache flush for non-aliasing dcache (big performance boost)
+ icache flush aliasing agnostic (no need to kill all possible aliases)
Others:
- Avoid needless rebuild of DTB files for every kernel build
- Remove builtin cmdline as that is already provided by DeviceTree/bootargs
- Fixing unaligned access emulation corner case
- checkpatch fixes [Sachin]
- Various fixlets [Noam]
- Minor build failures/cleanups"
* tag 'arc-v3.10-rc1-part1' of git://git.kernel.org/pub/scm/linux/kernel/git/vgupta/arc: (35 commits)
ARC: [mm] Lazy D-cache flush (non aliasing VIPT)
ARC: [mm] micro-optimize page size icache invalidate
ARC: [mm] remove the pessimistic all-alias-invalidate icache helpers
ARC: [mm] consolidate icache/dcache sync code
ARC: [mm] optimise icache flush for kernel mappings
ARC: [mm] optimise icache flush for user mappings
ARC: [mm] optimize needless full mm TLB flush on munmap
ARC: Add support for nSIM OSCI System C model
ARC: [TB10x] Adapt device tree to new compatible string
ARC: [TB10x] Add support for TB10x platform
ARC: [TB10x] Device tree of TB100 and TB101 Development Kits
ARC: Prepare interrupt code for external controllers
ARC: Allow embedded arc-intc to be properly placed in DT intc hierarchy
ARC: [cmdline] Don't overwrite u-boot provided bootargs
ARC: [cmdline] Remove CONFIG_CMDLINE
ARC: [plat-arcfpga] defconfig update
ARC: unaligned access emulation broken if callee-reg dest of LD/ST
ARC: unaligned access emulation error handling consolidation
ARC: Debug/crash-printing Improvements
ARC: fix typo with clock speed
...
Linus Torvalds [Thu, 9 May 2013 21:34:58 +0000 (14:34 -0700)]
Merge branch 'stable' of git://git./linux/kernel/git/cmetcalf/linux-tile
Pull tile update from Chris Metcalf:
"The interesting bug fix is support for the upcoming "4.2" release of
the Tilera hypervisor, which by default launches Linux at privilege
level 2 instead of 1. The fix lets new and old hypervisors and
Linuxes interoperate more smoothly, so I've tagged it for
stable@kernel.org so that older Linuxes will be able to boot under the
newer hypervisor."
* 'stable' of git://git.kernel.org/pub/scm/linux/kernel/git/cmetcalf/linux-tile:
usb: tilegx: fix memleak when create hcd fail
arch/tile: remove inline marking of EXPORT_SYMBOL functions
rtc: rtc-tile: add missing platform_device_unregister() when module exit
tile: support new Tilera hypervisor
Li Zefan [Thu, 9 May 2013 07:08:15 +0000 (15:08 +0800)]
shm: fix null pointer deref when userspace specifies invalid hugepage size
Dave reported an oops triggered by trinity:
BUG: unable to handle kernel NULL pointer dereference at
0000000000000008
IP: newseg+0x10d/0x390
PGD
cf8c1067 PUD
cf8c2067 PMD 0
Oops: 0000 [#1] PREEMPT SMP DEBUG_PAGEALLOC
CPU: 2 PID: 7636 Comm: trinity-child2 Not tainted 3.9.0+#67
...
Call Trace:
ipcget+0x182/0x380
SyS_shmget+0x5a/0x60
tracesys+0xdd/0xe2
This bug was introduced by commit
af73e4d9506d ("hugetlbfs: fix mmap
failure in unaligned size request").
Reported-by: Dave Jones <davej@redhat.com>
Cc: <stable@vger.kernel.org>
Signed-off-by: Li Zefan <lizfan@huawei.com>
Reviewed-by: Naoya Horiguchi <n-horiguchi@ah.jp.nec.com>
Acked-by: Rik van Riel <riel@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Rik van Riel [Thu, 9 May 2013 20:59:59 +0000 (16:59 -0400)]
ipc,sem: fix semctl(..., GETNCNT)
The semctl GETNCNT returns the number of semops waiting for the
specified semaphore to become nonzero. After commit
9f1bc2c9022c
("ipc,sem: have only one list in struct sem_queue"), the semops waiting
on just one semaphore are waiting on that semaphore's list.
In order to return the correct count, we have to walk that list too, in
addition to the sem_array's list for complex operations.
Signed-off-by: Rik van Riel <riel@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Rik van Riel [Thu, 9 May 2013 20:53:28 +0000 (16:53 -0400)]
ipc,sem: fix semctl(..., GETZCNT)
The semctl GETZCNT returns the number of semops waiting for the
specified semaphore to become zero. After commit
9f1bc2c9022c
("ipc,sem: have only one list in struct sem_queue"), the semops waiting
on just one semaphore are waiting on that semaphore's list.
In order to return the correct count, we have to walk that list too, in
addition to the sem_array's list for complex operations.
This bug broke dbench; it works again with this patch applied.
Signed-off-by: Rik van Riel <riel@redhat.com>
Reported-by: Kent Overstreet <koverstreet@google.com>
Tested-by: Kent Overstreet <koverstreet@google.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Linus Torvalds [Thu, 9 May 2013 20:44:35 +0000 (13:44 -0700)]
Merge branch 'for-linus' of git://git./linux/kernel/git/viro/vfs
Pull more vfs fixes from Al Viro:
"Regression fix from Geert + yet another open-coded kernel_read()"
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs:
ecryptfs: don't open-code kernel_read()
xtensa simdisk: Fix proc_create_data() conversion fallout
Doug Anderson [Wed, 8 May 2013 17:37:16 +0000 (10:37 -0700)]
ARM: exynos: dts: Fixed vbus-gpios
The 'samsung,vbus-gpio' was submitted before pinmux landed for
exynos5250 and uses the old-style gpio specifier. Fix the two
exynos5250 boards that use it.
Signed-off-by: Doug Anderson <dianders@chromium.org>
Signed-off-by: Olof Johansson <olof@lixom.net>
Inderpal Singh [Mon, 29 Apr 2013 11:31:47 +0000 (17:01 +0530)]
ARM: EXYNOS5: Fix kernel dump in AFTR idle mode
The kernel crashes while resuming from AFTR idle mode. It happens
because L2 cache was not going into retention state.
This patch configures the USE_RETENTION bit of ARM_L2_OPTION register
so that it does not depend on MANUAL_L2RSTDISABLE_CONTROL of
ARM_COMMON_OPTION register for L2RSTDISABLE signal.
Signed-off-by: Inderpal Singh <inderpal.singh@linaro.org>
Tested-by: Chander Kashyap <chander.kashyap@linaro.org>
Signed-off-by: Olof Johansson <olof@lixom.net>
Olof Johansson [Thu, 9 May 2013 20:14:02 +0000 (13:14 -0700)]
Merge tag 'omap-for-v3.10/dt-fixes-for-merge-window' of git://git./linux/kernel/git/tmlind/linux-omap into fixes
From Tony Lindgren:
Omap device tree fixes for issue discovered during the merge window:
- Fix triggering for GPIO interrupts that's needed for 4430sdp
Ethernet. Otherwise booting with nfsroot won't work.
- Fix CPU operating point values
- Fix wrong assumption that twl PMIC is always connected to omap3
- Add gpmc for am33xx so beaglebone users can use the bus
- Cosmetic fix for mcspi pin muxing to avoid confusion
* tag 'omap-for-v3.10/dt-fixes-for-merge-window' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap:
ARM: dts: don't assume boards are using twl4030 for omap3
ARM: dts: Configure and fix the McSPI pins for 4430sdp
ARM: dts: AM33XX: Add GPMC node
ARM: dts: OMAP4460: Fix CPU OPP voltages
ARM: dts: OMAP36xx: Fix CPU OPP voltages
ARM: dts: OMAP4: Fix ethernet IRQ for OMAP4 boards
Olof Johansson [Thu, 9 May 2013 20:12:31 +0000 (13:12 -0700)]
Merge tag 'omap-for-v3.10/fixes-for-merge-window-part2' of git://git./linux/kernel/git/tmlind/linux-omap into fixes
From Tony Lindgren:
Omap fixes for things that were discovered during the merge window:
- Few GPMC fixes and binding doc updates noted after sending
pull requests for the GPMC branch.
- Board fixes for beagle usb host and rx51 spi probe order
- SoC fixes dt earlyprintk, omap1 dma and omap2+ id.c error
handling fixes
Then few minor things that are not strictly fixes but are good
to get out of the way:
- Add missing legacy mux registers for am/dm73x gpio
- Add detection for am33xx pg2.1 silicon
- Enable twl4030 audio modules in defconfig
* tag 'omap-for-v3.10/fixes-for-merge-window-part2' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap:
ARM: OMAP2+: Remove bogus IS_ERR_OR_NULL checking from id.c
ARM: OMAP4+: omap2plus_defconfig: Enable audio via TWL6040 as module
ARM: OMAP2: AM33XX: id: Add support for new AM335x PG2.1 Si
omap: mux: add AM/DM37x gpios
ARM: OMAP1: DMA: fix error handling in omap1_system_dma_init()
ARM: OMAP2+: omap_device: use late_initcall_sync
ARM: OMAP: RX-51: change probe order of touchscreen and panel SPI devices
ARM: OMAP3: Beagle: Fix USB Host on beagle xM Ax/Bx
ARM: OMAP2+: only WARN if a GPMC child probe function fail
ARM: OMAP2+: only search for GPMC DT child nodes on probe
Documentation: dt: update properties in TI GPMC NAND example
Documentation: dt: update TI GPMC ethernet binding properties
Signed-off-by: Olof Johansson <olof@lixom.net>
Lee Jones [Thu, 2 May 2013 15:48:07 +0000 (16:48 +0100)]
ARM: ux500: Rid ignored return value of regulator_enable() compiler warning
arch/arm/mach-ux500/board-mop500.c: In function ‘mop500_prox_activate’:
arch/arm/mach-ux500/board-mop500.c:406:18: warning: ignoring return value of
‘regulator_enable’, declared with attribute warn_unused_result
[-Wunused-result]
Signed-off-by: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Olof Johansson <olof@lixom.net>
Fabio Baltieri [Wed, 20 Feb 2013 08:29:16 +0000 (09:29 +0100)]
ARM: ux500: read the correct soc_id number
Fix db8500_read_soc_id() to read all five soc_id number locations
instead of repeating the second one two times.
Signed-off-by: Fabio Baltieri <fabio.baltieri@linaro.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Olof Johansson <olof@lixom.net>
Linus Torvalds [Thu, 9 May 2013 20:07:40 +0000 (13:07 -0700)]
Merge branch 'for-linus' of git://git./linux/kernel/git/mason/linux-btrfs
Pull btrfs update from Chris Mason:
"These are mostly fixes. The biggest exceptions are Josef's skinny
extents and Jan Schmidt's code to rebuild our quota indexes if they
get out of sync (or you enable quotas on an existing filesystem).
The skinny extents are off by default because they are a new variation
on the extent allocation tree format. btrfstune -x enables them, and
the new format makes the extent allocation tree about 30% smaller.
I rebased this a few days ago to rework Dave Sterba's crc checks on
the super block, but almost all of these go back to rc6, since I
though 3.9 was due any minute.
The biggest missing fix is the tracepoint bug that was hit late in
3.9. I ran into problems with that in overnight testing and I'm still
tracking it down. I'll definitely have that fixed for rc2."
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mason/linux-btrfs: (101 commits)
Btrfs: allow superblock mismatch from older mkfs
btrfs: enhance superblock checks
btrfs: fix misleading variable name for flags
btrfs: use unsigned long type for extent state bits
Btrfs: improve the loop of scrub_stripe
btrfs: read entire device info under lock
btrfs: remove unused gfp mask parameter from release_extent_buffer callchain
btrfs: handle errors returned from get_tree_block_key
btrfs: make static code static & remove dead code
Btrfs: deal with errors in write_dev_supers
Btrfs: remove almost all of the BUG()'s from tree-log.c
Btrfs: deal with free space cache errors while replaying log
Btrfs: automatic rescan after "quota enable" command
Btrfs: rescan for qgroups
Btrfs: split btrfs_qgroup_account_ref into four functions
Btrfs: allocate new chunks if the space is not enough for global rsv
Btrfs: separate sequence numbers for delayed ref tracking and tree mod log
btrfs: move leak debug code to functions
Btrfs: return free space in cow error path
Btrfs: set UUID in root_item for created trees
...
Olof Johansson [Fri, 26 Apr 2013 23:41:21 +0000 (16:41 -0700)]
ARM: exynos: dts: cros5250: add cyapa trackpad
Trivial patch, adding the i2c Cypress trackpad used on Snow.
Signed-off-by: Olof Johansson <olof@lixom.net>
Reviewed-by: Doug Anderson <dianders@chromium.org>
Acked-by: Kukjin Kim <kgene.kim@samsung.com>
Linus Torvalds [Thu, 9 May 2013 20:06:20 +0000 (13:06 -0700)]
Merge tag 'for-linus-v3.10-rc1-2' of git://oss.sgi.com/xfs/xfs
Pull xfs update (#2) from Ben Myers:
- add CONFIG_XFS_WARN, a step between zero debugging and
CONFIG_XFS_DEBUG.
- fix attrmulti and attrlist to fall back to vmalloc when kmalloc
fails.
* tag 'for-linus-v3.10-rc1-2' of git://oss.sgi.com/xfs/xfs:
xfs: fallback to vmalloc for large buffers in xfs_compat_attrlist_by_handle
xfs: fallback to vmalloc for large buffers in xfs_attrlist_by_handle
xfs: introduce CONFIG_XFS_WARN
Fabio Estevam [Wed, 8 May 2013 13:05:55 +0000 (21:05 +0800)]
video: mxsfb: Adapt to new videomode API
commit
6cd2c7db4 (videomode: videomode_from_timing work) changed the name of
the function from videomode_from_timing() to videomode_from_timings().
commit
32ed6ef1 (videomode: create enum for videomode's display flags) changed
the 'data_flags' field in videomode structure to 'flags'
Adapt to these changes in order to fix the following errors:
drivers/video/mxsfb.c:761:3: error: too many arguments to function 'videomode_from_timing'
drivers/video/mxsfb.c:761:7: error: void value not ignored as it ought to be
drivers/video/mxsfb.c:768:9: error: 'struct videomode' has no member named 'data_flags'
drivers/video/mxsfb.c:770:9: error: 'struct videomode' has no member named 'data_flags'
Also, select VIDEOMODE_HELPER instead of OF_VIDEOMODE, as this one is
deprecated.
Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Acked-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
Signed-off-by: Olof Johansson <olof@lixom.net>
Fabio Estevam [Wed, 8 May 2013 13:05:54 +0000 (21:05 +0800)]
ARM: imx: Select GENERIC_ALLOCATOR
Since commit
657eee7 (media: coda: use genalloc API) the following build
error happens with imx_v4_v5_defconfig:
drivers/built-in.o: In function 'coda_remove':
clk-composite.c:(.text+0x112180): undefined reference to 'gen_pool_free'
drivers/built-in.o: In function 'coda_probe':
clk-composite.c:(.text+0x112310): undefined reference to 'of_get_named_gen_pool'
clk-composite.c:(.text+0x1123f4): undefined reference to 'gen_pool_alloc'
clk-composite.c:(.text+0x11240c): undefined reference to 'gen_pool_virt_to_phys'
clk-composite.c:(.text+0x112458): undefined reference to 'dev_get_gen_pool'
Select GENERIC_ALLOCATOR and get rid of the custom IRAM_ALLOC.
Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
Signed-off-by: Olof Johansson <olof@lixom.net>
Shawn Guo [Wed, 8 May 2013 13:05:53 +0000 (21:05 +0800)]
ARM: imx: compile fix for hotplug.c
Commit
bca7a5a (ARM: cpu hotplug: remove majority of cache flushing
from platforms) removes include of <asm/cacheflush.h> and hence
discovers a few indirect inclusion and declaration problems as below.
CC arch/arm/mach-imx/hotplug.o
In file included from arch/arm/mach-imx/hotplug.c:16:0:
arch/arm/mach-imx/common.h:100:29: warning: ‘struct pt_regs’ declared inside parameter list [enabled by default]
arch/arm/mach-imx/common.h:100:29: warning: its scope is only this definition or declaration, which is probably not what you want [enabled by default]
arch/arm/mach-imx/common.h:101:29: warning: ‘struct pt_regs’ declared inside parameter list [enabled by default]
arch/arm/mach-imx/hotplug.c: In function ‘imx_cpu_die’:
arch/arm/mach-imx/hotplug.c:53:2: error: implicit declaration of function ‘cpu_do_idle’ [-Werror=implicit-function-declaration]
arch/arm/mach-imx/hotplug.c: In function ‘imx_cpu_kill’:
arch/arm/mach-imx/hotplug.c:58:26: error: ‘jiffies’ undeclared (first use in this function)
arch/arm/mach-imx/hotplug.c:58:26: note: each undeclared identifier is reported only once for each function it appears in
arch/arm/mach-imx/hotplug.c:58:2: error: implicit declaration of function ‘msecs_to_jiffies’ [-Werror=implicit-function-declaration]
arch/arm/mach-imx/hotplug.c:61:3: error: implicit declaration of function ‘time_after’ [-Werror=implicit-function-declaration]
Fix them by adding the needed inclusion and declaration.
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Acked-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Olof Johansson <olof@lixom.net>
Olof Johansson [Thu, 9 May 2013 20:05:00 +0000 (13:05 -0700)]
Merge branch 'late/fixes' into fixes
* late/fixes:
ARM: OMAP2+: Fix unmet direct dependencies for SERIAL_OMAP
ARM: ux500: always select ABX500_CORE
ARM: SIRF: select SMP_ON_UP only on SMP builds
ARM: SPEAr: conditionalize l2x0 support
ARM: imx: build CPU suspend code only when needed
ARM: OMAP: build SMP code only for OMAP4/5
ARM: tegra: Tegra114 needs CPU_FREQ_TABLE
ARM: default machine descriptor for multiplatform
Signed-off-by: Olof Johansson <olof@lixom.net>
Libo Chen [Thu, 9 May 2013 06:08:33 +0000 (02:08 -0400)]
usb: tilegx: fix memleak when create hcd fail
When usb_create_hcd fail, we should call gxio_usb_host_destroy
Signed-off-by: Libo Chen <libo.chen@huawei.com>
Signed-off-by: Chris Metcalf <cmetcalf@tilera.com> [extended to EHCI]
Denis Efremov [Thu, 9 May 2013 10:36:53 +0000 (14:36 +0400)]
arch/tile: remove inline marking of EXPORT_SYMBOL functions
EXPORT_SYMBOL and inline directives are contradictory to each other.
The patch fixes this inconsistency.
Found by Linux Driver Verification project (linuxtesting.org).
Signed-off-by: Denis Efremov <yefremov.denis@gmail.com>
Signed-off-by: Chris Metcalf <cmetcalf@tilera.com>
Al Viro [Wed, 8 May 2013 02:28:48 +0000 (22:28 -0400)]
ecryptfs: don't open-code kernel_read()
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Linus Torvalds [Thu, 9 May 2013 17:24:54 +0000 (10:24 -0700)]
Merge tag 'nfs-for-3.10-2' of git://git.linux-nfs.org/projects/trondmy/linux-nfs
Pull more NFS client bugfixes from Trond Myklebust:
- Ensure that we match the 'sec=' mount flavour against the server list
- Fix the NFSv4 byte range locking in the presence of delegations
- Ensure that we conform to the NFSv4.1 spec w.r.t. freeing lock
stateids
- Fix a pNFS data server connection race
* tag 'nfs-for-3.10-2' of git://git.linux-nfs.org/projects/trondmy/linux-nfs:
NFS4.1 Fix data server connection race
NFSv3: match sec= flavor against server list
NFSv4.1: Ensure that we free the lock stateid on the server
NFSv4: Convert nfs41_free_stateid to use an asynchronous RPC call
SUNRPC: Don't spam syslog with "Pseudoflavor not found" messages
NFSv4.x: Fix handling of partially delegated locks
Linus Torvalds [Thu, 9 May 2013 17:23:43 +0000 (10:23 -0700)]
Merge git://git./linux/kernel/git/davem/net
Pull networking update from David Miller:
1) Propagate return error values properly in irda, spider_net, sfc, and
bfin_mac. From Wei Yongjun.
2) Fix fec driver OOPS on rapid link up/down, from Frank Li.
3) FIX VF resource allocation and chip message payload length errors in
be2net driver, from Sathya Perla.
4) Fix inner protocol inspection during GSO from Pravin B Shelar.
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net:
if_cablemodem.h: Add parenthesis around ioctl macros
gso: Handle Trans-Ether-Bridging protocol in skb_network_protocol()
net: fec: fix kernel oops when plug/unplug cable many times
bfin_mac: fix error return code in bfin_mac_probe()
sfc: fix return value check in efx_ptp_probe_channel()
net/spider_net: fix error return code in spider_net_open()
net/irda: fix error return code in bfin_sir_open()
net: of_mdio: fix behavior on missing phy device
sierra_net: keep status interrupt URB active
usbnet: allow status interrupt URB to always be active
qmi_wwan/cdc_ether: add device IDs for Dell 5804 (Novatel E371) WWAN card
be2net: disable TX in be_close()
be2net: fix EQ from getting full while cleaning RX CQ
be2net: fix payload_len value for GET_MAC_LIST cmd req
be2net: provision VF resources before enabling SR-IOV
Linus Torvalds [Thu, 9 May 2013 17:21:44 +0000 (10:21 -0700)]
Merge tag 'pci-v3.10-fixes-1' of git://git./linux/kernel/git/helgaas/pci
Pull PCI updates from Bjorn Helgaas:
"MSI:
PCI: Set ->mask_pos correctly
Hotplug:
PCI: Delay final fixups until resources are assigned
Moorestown:
x86/pci/mrst: Use configuration mechanism 1 for 00:00.0, 00:02.0, 00:03.0"
* tag 'pci-v3.10-fixes-1' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci:
PCI: Delay final fixups until resources are assigned
x86/pci/mrst: Use configuration mechanism 1 for 00:00.0, 00:02.0, 00:03.0
PCI: Set ->mask_pos correctly
Geert Uytterhoeven [Thu, 9 May 2013 12:08:31 +0000 (14:08 +0200)]
xtensa simdisk: Fix proc_create_data() conversion fallout
arch/xtensa/platforms/iss/simdisk.c: In function 'proc_read_simdisk':
arch/xtensa/platforms/iss/simdisk.c:220:12: warning: initialization discards 'const' qualifier from pointer target type [enabled by default]
arch/xtensa/platforms/iss/simdisk.c: In function 'proc_write_simdisk':
arch/xtensa/platforms/iss/simdisk.c:241:38: error: 'buffer' undeclared (first use in this function)
arch/xtensa/platforms/iss/simdisk.c:241:38: note: each undeclared identifier is reported only once for each function it appears in
Introduced by commit
a69755b187749e7cc020e17127a54f395aea4eaa ("xtensa
simdisk: switch to proc_create_data()")
Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Linus Torvalds [Thu, 9 May 2013 17:15:46 +0000 (10:15 -0700)]
Merge tag 'for-linus-
20130509' of git://git.infradead.org/linux-mtd
Pull MTD update from David Woodhouse:
- Lots of cleanups from Artem, including deletion of some obsolete
drivers
- Support partitions larger than 4GiB in device tree
- Support for new SPI chips
* tag 'for-linus-
20130509' of git://git.infradead.org/linux-mtd: (83 commits)
mtd: omap2: Use module_platform_driver()
mtd: bf5xx_nand: Use module_platform_driver()
mtd: denali_dt: Remove redundant use of of_match_ptr
mtd: denali_dt: Change return value to fix smatch warning
mtd: denali_dt: Use module_platform_driver()
mtd: denali_dt: Fix incorrect error check
mtd: nand: subpage write support for hardware based ECC schemes
mtd: omap2: use msecs_to_jiffies()
mtd: nand_ids: use size macros
mtd: nand_ids: improve LEGACY_ID_NAND macro a bit
mtd: add 4 Toshiba nand chips for the full-id case
mtd: add the support to parse out the full-id nand type
mtd: add new fields to nand_flash_dev{}
mtd: sh_flctl: Use of_match_ptr() macro
mtd: gpio: Use of_match_ptr() macro
mtd: gpio: Use devm_kzalloc()
mtd: davinci_nand: Use of_match_ptr()
mtd: dataflash: Use of_match_ptr() macro
mtd: remove h720x flash support
mtd: onenand: remove OneNAND simulator
...
Linus Torvalds [Thu, 9 May 2013 17:11:48 +0000 (10:11 -0700)]
Merge tag 'firewire-updates' of git://git./linux/kernel/git/ieee1394/linux1394
Pull firewure updates from Stefan Richter:
- fix controller removal when controller is in suspended state
- fix video reception on VIA VT6306 with gstreamer, MythTV, and maybe dv4l
- fix a startup issue with Agere/LSI FW643-e2
- error logging improvements and other small updates
* tag 'firewire-updates' of git://git.kernel.org/pub/scm/linux/kernel/git/ieee1394/linux1394:
firewire: ohci: dump_stack() for PHY regs read/write failures
firewire: ohci: Improve bus reset error messages
firewire: ohci: Alias dev_* log functions
firewire: ohci: Fix 'failed to read phy reg' on FW643 rev8
firewire: ohci: fix VIA VT6306 video reception
firewire: ohci: Check LPS before register access on pci removal
firewire: ohci: Fix double free_irq()
firewire: remove unnecessary alloc/OOM messages
firewire: sbp2: replace BUG_ON by WARN_ON
firewire: core: remove an always false test
firewire: Remove two unneeded checks for macros
Linus Torvalds [Thu, 9 May 2013 17:11:08 +0000 (10:11 -0700)]
Merge tag 'edac_fixes_for_3.10' of git://git./linux/kernel/git/bp/bp
Pull two small EDAC fixes from Borislav Petkov.
* tag 'edac_fixes_for_3.10' of git://git.kernel.org/pub/scm/linux/kernel/git/bp/bp:
EDAC: Don't give write permission to read-only files
EDAC, mc_sysfs.c: Fix string array pointer types
Linus Torvalds [Thu, 9 May 2013 17:09:14 +0000 (10:09 -0700)]
Merge git://www.linux-watchdog.org/linux-watchdog
Pull watchdog update from Wim Van Sebroeck:
"Fix a kdump issue in hpwdt and a possible NULL dereference"
* git://www.linux-watchdog.org/linux-watchdog:
watchdog: Fix race condition in registration code
watchdog: Convert to devm_ioremap_resource()
Linus Torvalds [Thu, 9 May 2013 16:59:16 +0000 (09:59 -0700)]
Merge tag 'gpio-for-linus' of git://git.secretlab.ca/git/linux
Pull removal of GENERIC_GPIO from Grant Likely:
"GENERIC_GPIO now synonymous with GPIOLIB. There are no longer any
valid cases for enableing GENERIC_GPIO without GPIOLIB, even though it
is possible to do so which has been causing confusion and breakage.
This branch does the work to completely eliminate GENERIC_GPIO."
* tag 'gpio-for-linus' of git://git.secretlab.ca/git/linux:
gpio: update gpio Chinese documentation
Remove GENERIC_GPIO config option
Convert selectors of GENERIC_GPIO to GPIOLIB
blackfin: force use of gpiolib
m68k: coldfire: use gpiolib
mips: pnx833x: remove requirement for GENERIC_GPIO
openrisc: default GENERIC_GPIO to false
avr32: default GENERIC_GPIO to false
xtensa: remove explicit selection of GENERIC_GPIO
sh: replace CONFIG_GENERIC_GPIO by CONFIG_GPIOLIB
powerpc: remove redundant GENERIC_GPIO selection
unicore32: default GENERIC_GPIO to false
unicore32: remove unneeded select GENERIC_GPIO
arm: plat-orion: use GPIO driver on CONFIG_GPIOLIB
arm: remove redundant GENERIC_GPIO selection
mips: alchemy: require gpiolib
mips: txx9: change GENERIC_GPIO to GPIOLIB
mips: loongson: use GPIO driver on CONFIG_GPIOLIB
mips: remove redundant GENERIC_GPIO select
Linus Torvalds [Thu, 9 May 2013 16:46:45 +0000 (09:46 -0700)]
Merge branch 'for-linus' of git://git.infradead.org/users/vkoul/slave-dma
Pull slave-dmaengine updates from Vinod Koul:
"This time we have dmatest improvements from Andy along with dw_dmac
fixes. He has also done support for acpi for dmanegine.
Also we have bunch of fixes going in DT support for dmanegine for
various folks. Then Haswell and other ioat changes from Dave and
SUDMAC support from Shimoda."
* 'for-linus' of git://git.infradead.org/users/vkoul/slave-dma: (53 commits)
dma: tegra: implement suspend/resume callbacks
dma:of: Use a mutex to protect the of_dma_list
dma: of: Fix of_node reference leak
dmaengine: sirf: move driver init from module_init to subsys_initcall
sudmac: add support for SUDMAC
dma: sh: add Kconfig
at_hdmac: move to generic DMA binding
ioatdma: ioat3_alloc_sed can be static
ioatdma: Adding write back descriptor error status support for ioatdma 3.3
ioatdma: S1200 platforms ioatdma channel 2 and 3 falsely advertise RAID cap
ioatdma: Adding support for 16 src PQ ops and super extended descriptors
ioatdma: Removing hw bug workaround for CB3.x .2 and earlier
dw_dmac: add ACPI support
dmaengine: call acpi_dma_request_slave_channel as well
dma: acpi-dma: introduce ACPI DMA helpers
dma: of: Remove unnecessary list_empty check
DMA: OF: Check properties value before running be32_to_cpup() on it
DMA: of: Constant names
ioatdma: skip silicon bug workaround for pq_align for cb3.3
ioatdma: Removing PQ val disable for cb3.3
...
Linus Torvalds [Thu, 9 May 2013 16:40:49 +0000 (09:40 -0700)]
Merge branch 'next' of git://git./linux/kernel/git/rzhang/linux
Pull thermal management update from Zhang Rui:
"The most important one is to build thermal core and governor and cpu
cooling code into one module. This fixes a regression that thermal
core does not work if it is built as module, since 3.7. I'll backport
them to stable kernel once those changes are in upstream.
The largest batch is the thermal kernel-doc & coding style
updates/cleanups from Eduardo.
Highlights:
- build all thermal framework code into one module to fix a
regression that thermal does not work if it is built as module.
- Marvell Armada 370/XP thermal sensor driver
- thermal core/cpu cooling kernel-doc & coding style updates and
cleanups.
- Add Eduardo Valentin as thermal sub-maintainer, both in mailing
list and patchwork. He will help me on arm thermal drivers."
* 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/rzhang/linux: (68 commits)
thermal: db8500_cpufreq_cooling: remove usage of IS_ERR_OR_NULL()
thermal: thermal_core: remove usage of IS_ERR_OR_NULL
thermal: cpu_cooling: improve line breaking
thermal: cpu_cooling: alignment improvements
thermal: cpu_cooling: remove checkpatch.pl warning
thermal: cpu_cooling: remove trailing blank line
thermal: cpu_cooling: align on open parenthesis
thermal: cpu_cooling: standardize comment style
thermal: cpu_cooling: standardize end of function
thermal: cpu_cooling: remove trailing white spaces
Thermal: update documentation for thermal_zone_device_register
thermal: update kernel-doc for thermal_zone_device_register
thermal: update kernel-doc for create_trip_attrs
thermal: update kernel-doc for thermal_cooling_device_register
thermal: update kernel-doc for thermal_zone_unbind_cooling_device
thermal: update kernel-doc for thermal_zone_bind_cooling_device
thermal: use EXPORT_SYMBOL_GPL
thermal: rename notify_thermal_framework to thermal_notify_framework
thermal: update driver license
thermal: use strlcpy instead of strcpy
...
Jason Cooper [Thu, 9 May 2013 16:06:57 +0000 (09:06 -0700)]
ARM: dts: don't assume boards are using twl4030 for omap3
If a board isn't using twl4030, then dtc will complain about the missing
phandle (which is in twl4030.dtsi). Move the phy declaration to the dts
files.
Signed-off-by: Jason Cooper <jason@lakedaemon.net>
Signed-off-by: Tony Lindgren <tony@atomide.com>
Tony Lindgren [Thu, 9 May 2013 15:27:25 +0000 (08:27 -0700)]
ARM: OMAP2+: Remove bogus IS_ERR_OR_NULL checking from id.c
Commit
6770b211 (ARM: OMAP2+: Export SoC information to userspace)
had some broken return value handling as noted by Russell King:
+ soc_dev = soc_device_register(soc_dev_attr);
+ if (IS_ERR_OR_NULL(soc_dev)) {
+ kfree(soc_dev_attr);
+ return;
+ }
+
+ parent = soc_device_to_device(soc_dev);
+ if (!IS_ERR_OR_NULL(parent))
+ device_create_file(parent, &omap_soc_attr);
This is nonsense. For the first, IS_ERR() is sufficient. For the second,
tell me what error checking is required in the return value of this
function:
struct device *soc_device_to_device(struct soc_device *soc_dev)
{
return &soc_dev->dev;
}
when you've already determined that the passed soc_dev is a valid pointer.
If you read the comments against the prototype:
/**
* soc_device_to_device - helper function to fetch struct device
* @soc: Previously registered SoC device container
*/
struct device *soc_device_to_device(struct soc_device *soc);
if "soc" is valid, it means the "previously registered SoC device container"
must have succeeded and that can only happen if the struct device has been
registered. Ergo, there will always be a valid struct device pointer for
any registered SoC device container. Therefore, if soc_device_register()
succeeds, then the return value from soc_device_to_device() will always be
valid and no error checking of it is required.
Simples. The rule as ever applies here: get to know the APIs your using
and don't fumble around in the dark hoping that you'll get this stuff
right.
Fix it as noted by Russell.
Reported-by: Russell King <rmk+kernel@arm.linux.org.uk>
Signed-off-by: Tony Lindgren <tony@atomide.com>
Srivatsa S. Bhat [Tue, 30 Apr 2013 09:47:16 +0000 (15:17 +0530)]
EDAC: Don't give write permission to read-only files
I get the following warning on boot:
------------[ cut here ]------------
WARNING: at drivers/base/core.c:575 device_create_file+0x9a/0xa0()
Hardware name: -[8737R2A]-
Write permission without 'store'
...
</snip>
Drilling down, this is related to dynamic channel ce_count attribute
files sporting a S_IWUSR mode without a ->store() function. Looking
around, it appears that they aren't supposed to have a ->store()
function. So remove the bogus write permission to get rid of the
warning.
Signed-off-by: Srivatsa S. Bhat <srivatsa.bhat@linux.vnet.ibm.com>
Cc: Mauro Carvalho Chehab <mchehab@redhat.com>
Cc: <stable@vger.kernel.org> # 3.[89]
[ shorten commit message ]
Signed-off-by: Borislav Petkov <bp@suse.de>
Geert Uytterhoeven [Tue, 7 May 2013 09:57:33 +0000 (11:57 +0200)]
xtensa: Switch to asm-generic/linkage.h
Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Chris Zankel [Thu, 9 May 2013 05:44:18 +0000 (22:44 -0700)]
xtensa: fix redboot load address
With the patch to support MMUv3, the base address for the loaded
binary image has changed, and a fix was applied to the U-Boot image.
This fixes the RedBoot image.
Signed-off-by: Chris Zankel <chris@zankel.net>
Max Filippov [Mon, 4 Feb 2013 19:38:13 +0000 (23:38 +0400)]
xtensa: ISS: fix timer_lock usage in rs_open
This fixes the following lockdep splat:
[ 66.460000] =================================
[ 66.460000] [ INFO: inconsistent lock state ]
[ 66.460000]
3.9.0-rc5-00161-ga48dd49 #4 Not tainted
[ 66.460000] ---------------------------------
[ 66.460000] inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage.
[ 66.460000] swapper/1 [HC0[0]:SC1[1]:HE1:SE0] takes:
[ 66.460000] (timer_lock){+.?...}, at: [<
d0006cde>] rs_poll+0x12/0xdc
[ 66.460000] {SOFTIRQ-ON-W} state was registered at:
[ 66.460000] [<
d00421f0>] lock_acquire+0xec/0x13c
[ 66.460000] [<
d01ea036>] _raw_spin_lock+0x3a/0x84
[ 66.460000] [<
d0006c8c>] rs_open+0x18/0x58
[ 66.460000] [<
d0139ea2>] tty_open+0x262/0x3cc
[ 66.460000] [<
d00942e0>] chrdev_open+0x8c/0xe0
[ 66.460000] [<
d00907b2>] do_dentry_open$isra$16+0x10e/0x190
[ 66.460000] [<
d0091141>] finish_open+0x39/0x48
[ 66.460000] [<
d009a0b4>] do_last$isra$34+0x6c4/0x824
[ 66.460000] [<
d009a27a>] path_openat+0x66/0x310
[ 66.460000] [<
d009a53a>] do_filp_open+0x16/0x44
[ 66.460000] [<
d0091445>] do_sys_open+0xd5/0x13c
[ 66.460000] [<
d00914be>] sys_open+0x12/0x18
[ 66.460000] [<
d0413ffc>] kernel_init_freeable+0xe4/0x12c
[ 66.460000] [<
d01e2a9c>] kernel_init+0xc/0x9c
[ 66.460000] [<
d00044fc>] ret_from_kernel_thread+0x8/0xc
[ 66.460000] irq event stamp: 132542
[ 66.460000] hardirqs last enabled at (132542): [<
d01ea2ec>] _raw_spin_unlock_irq+0x30/0x44
[ 66.460000] hardirqs last disabled at (132541): [<
d01ea11e>] _raw_spin_lock_irq+0xe/0x8c
[ 66.460000] softirqs last enabled at (132234): [<
d0017d32>] __do_softirq+0x216/0x2a4
[ 66.460000] softirqs last disabled at (132539): [<
d0018024>] irq_exit+0x38/0x40
[ 66.460000]
[ 66.460000] other info that might help us debug this:
[ 66.460000] Possible unsafe locking scenario:
[ 66.460000]
[ 66.460000] CPU0
[ 66.460000] ----
[ 66.460000] lock(timer_lock);
[ 66.460000] <Interrupt>
[ 66.460000] lock(timer_lock);
[ 66.460000]
[ 66.460000] *** DEADLOCK ***
[ 66.460000]
[ 66.460000] 1 lock held by swapper/1:
[ 66.460000] #0: (((&serial_timer))){+.-...}, at: [<
d001c65c>] call_timer_fn+0x0/0x1f0
[ 66.460000]
Stack:
d7c2fac0 00000018 00000004 00000001 d7c2faa0 00000004 00000006 d7c2fa90
9003e87c d7c2fae0 d7c30000 d025a87c 00000001 0000000f 00000000 d7c2fac0
9004005d d7c2fb10 d7c30000 d7c30338 00000001 00000001 00000000 d7c30338
[ 66.460000] Call Trace:
[ 66.460000] [<
d01e4f93>] print_usage_bug$part$26+0x1c3/0x1c8
[ 66.460000] [<
d003e87c>] mark_lock+0x2b4/0x440
[ 66.460000] [<
d004005d>] __lock_acquire+0x54d/0x16c4
[ 66.460000] [<
d00421f0>] lock_acquire+0xec/0x13c
[ 66.460000] [<
d01ea036>] _raw_spin_lock+0x3a/0x84
[ 66.460000] [<
d0006cde>] rs_poll+0x12/0xdc
[ 66.460000] [<
d001c71a>] call_timer_fn+0xbe/0x1f0
[ 66.460000] [<
d001cd90>] run_timer_softirq+0x198/0x1f4
[ 66.460000] [<
d0017c30>] __do_softirq+0x114/0x2a4
[ 66.460000] [<
d0018024>] irq_exit+0x38/0x40
[ 66.460000] [<
d00046c0>] do_IRQ+0x44/0x48
[ 66.460000] [<
d0005c58>] do_interrupt+0x4c/0x54
[ 66.460000] [<
d0003c80>] common_exception_return+0x0/0x5c
[ 66.460000] [<
d006682c>] free_pcppages_bulk+0x254/0x308
[ 66.460000]
Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
Signed-off-by: Chris Zankel <chris@zankel.net>
Max Filippov [Mon, 25 Mar 2013 22:51:43 +0000 (02:51 +0400)]
xtensa: disable IRQs while IRQ handler is running
IRQ handlers are expected to run with IRQs disabled.
See e.g. http://lwn.net/Articles/380931/ for a longer story.
This was overlooked in the commit
2d1c645 xtensa: dispatch medium-priority interrupts
Revert to old behavior and simplify interrupt entry and exit code.
Interrupt handler still honours IRQ priority.
do_notify_resume/schedule must be called with interrupts enabled, enable
interrupts if we return from user exception.
Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
Signed-off-by: Chris Zankel <chris@zankel.net>
Max Filippov [Mon, 15 Apr 2013 05:21:35 +0000 (09:21 +0400)]
xtensa: enable lockdep support
Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
Signed-off-by: Chris Zankel <chris@zankel.net>
Max Filippov [Sun, 31 Mar 2013 02:34:10 +0000 (06:34 +0400)]
xtensa: fix arch_irqs_disabled_flags implementation
IRQs are disabled when PS.EXCM is set or PS.INTLEVEL is equal to or
higher than LOCKLEVEL.
Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
Signed-off-by: Chris Zankel <chris@zankel.net>
Max Filippov [Sun, 31 Mar 2013 02:32:42 +0000 (06:32 +0400)]
xtensa: add irq flags trace support
Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
Signed-off-by: Chris Zankel <chris@zankel.net>
Max Filippov [Sun, 7 Apr 2013 21:29:19 +0000 (01:29 +0400)]
xtensa: provide custom CALLER_ADDR* implementations
Definition of CALLER_ADDR* through __builtin_return_address makes
compiler insert calls to __xtensa_libgcc_window_spill, which in turn
makes fast_syscall_spill_registers syscall that clobbers registers when
called from the kernel mode, leading to invalid opcode exceptions on
return to userspace.
Provide definition for CALLER_ADDR0 as MAKE_PC_FROM_RA(a0, a1) and in
case CONFIG_FRAME_POINTER is enabled extract CALLER_ADDR{1-3} from
stack.
Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
Signed-off-by: Chris Zankel <chris@zankel.net>
Max Filippov [Mon, 15 Apr 2013 05:20:48 +0000 (09:20 +0400)]
xtensa: add stacktrace support
Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
Signed-off-by: Chris Zankel <chris@zankel.net>
Max Filippov [Sat, 6 Apr 2013 00:10:13 +0000 (04:10 +0400)]
xtensa: clean up stpill_registers
- remove unused asm parameters;
- fix EXCM bit setting in the PS SR during _spill_registers call.
Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
Signed-off-by: Chris Zankel <chris@zankel.net>
Max Filippov [Mon, 15 Apr 2013 04:39:41 +0000 (08:39 +0400)]
xtensa: don't use a7 in simcalls
To support FRAME_POINTER avoid using a7 in __simc (none of the existing
simcalls needs it). Replace calls to __simc with more specific
simc_read, simc_write and simc_lseek calls.
Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
Signed-off-by: Chris Zankel <chris@zankel.net>
Max Filippov [Sun, 10 Mar 2013 08:07:14 +0000 (12:07 +0400)]
xtensa: don't attempt to use unconfigured timers
Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
Signed-off-by: Chris Zankel <chris@zankel.net>
Max Filippov [Sat, 30 Mar 2013 21:08:22 +0000 (01:08 +0400)]
xtensa: provide default platform_pcibios_init implementation
This fixes the following build error:
arch/xtensa/kernel/built-in.o:(.init.literal+0xe8): undefined reference
to `platform_pcibios_init'
arch/xtensa/kernel/built-in.o: In function `setup_arch':
(.init.text+0x20e): undefined reference to `platform_pcibios_init'
and allows platform to omit definition of platform_pcibios_init if it's
empty.
Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
Signed-off-by: Chris Zankel <chris@zankel.net>
Paul Bolle [Fri, 22 Mar 2013 00:40:51 +0000 (01:40 +0100)]
xtensa: remove KCORE_ELF again
The Kconfig symbol KCORE_ELF was removed in v2.6.0, but reappeared in two
architectures. It is useless. Remove it again.
Signed-off-by: Paul Bolle <pebolle@tiscali.nl>
Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
Signed-off-by: Chris Zankel <chris@zankel.net>
Max Filippov [Mon, 4 Mar 2013 19:48:14 +0000 (23:48 +0400)]
xtensa: document MMUv3 setup sequence
Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
Signed-off-by: Chris Zankel <chris@zankel.net>
Max Filippov [Mon, 3 Dec 2012 11:01:43 +0000 (15:01 +0400)]
xtensa: add MMU v3 support
MMUv3 comes out of reset with identity vaddr -> paddr mapping in the TLB
way 6:
Way 6 (512 MB)
Vaddr Paddr ASID Attr RWX Cache
---------- ---------- ---- ---- --- -------
0x00000000 0x00000000 0x01 0x03 RWX Bypass
0x20000000 0x20000000 0x01 0x03 RWX Bypass
0x40000000 0x40000000 0x01 0x03 RWX Bypass
0x60000000 0x60000000 0x01 0x03 RWX Bypass
0x80000000 0x80000000 0x01 0x03 RWX Bypass
0xa0000000 0xa0000000 0x01 0x03 RWX Bypass
0xc0000000 0xc0000000 0x01 0x03 RWX Bypass
0xe0000000 0xe0000000 0x01 0x03 RWX Bypass
This patch adds remapping code at the reset vector or at the kernel
_start (depending on CONFIG_INITIALIZE_XTENSA_MMU_INSIDE_VMLINUX) that
reconfigures MMUv3 as MMUv2:
Way 5 (128 MB)
Vaddr Paddr ASID Attr RWX Cache
---------- ---------- ---- ---- --- -------
0xd0000000 0x00000000 0x01 0x07 RWX WB
0xd8000000 0x00000000 0x01 0x03 RWX Bypass
Way 6 (256 MB)
Vaddr Paddr ASID Attr RWX Cache
---------- ---------- ---- ---- --- -------
0xe0000000 0xf0000000 0x01 0x07 RWX WB
0xf0000000 0xf0000000 0x01 0x03 RWX Bypass
Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
Signed-off-by: Chris Zankel <chris@zankel.net>
Max Filippov [Sun, 3 Mar 2013 23:40:42 +0000 (03:40 +0400)]
xtensa: fix ibreakenable register update
Only set the register when there is at least one ibreak register,
otherwise the build fails:
arch/xtensa/kernel/head.S:105: Error: invalid register 'ibreakenable'
for 'wsr' instruction
arch/xtensa/platforms/iss/setup.c:67: Error: invalid register
'ibreakenable' for 'wsr' instruction
Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
Signed-off-by: Chris Zankel <chris@zankel.net>
Max Filippov [Mon, 25 Feb 2013 15:01:33 +0000 (19:01 +0400)]
xtensa: fix oprofile building as module
Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
Signed-off-by: Chris Zankel <chris@zankel.net>
Guenter Roeck [Sat, 6 Apr 2013 04:22:43 +0000 (21:22 -0700)]
watchdog: Fix race condition in registration code
A race condition exists when registering the first watchdog device.
Sequence of events:
- watchdog_register_device calls watchdog_dev_register
- watchdog_dev_register creates the watchdog misc device by calling
misc_register.
At that time, the matching character device (/dev/watchdog0) does not yet
exist, and old_wdd is not set either.
- Userspace gets an event and opens /dev/watchdog
- watchdog_open is called and sets wdd = old_wdd, which is still NULL,
and tries to dereference it. This causes the kernel to panic.
Seen with systemd trying to open /dev/watchdog immediately after
it was created.
Reported-by: Arkadiusz Miskiewicz <arekm@maven.pl>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Tested-by: Arkadiusz Miskiewicz <arekm@maven.pl>
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
Sachin Kamat [Mon, 4 Mar 2013 05:06:41 +0000 (10:36 +0530)]
watchdog: Convert to devm_ioremap_resource()
Use the newly introduced devm_ioremap_resource() instead of
devm_request_and_ioremap() which provides more consistent error handling.
devm_ioremap_resource() provides its own error messages; so all explicit
error messages can be removed from the failure code paths.
Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Reviewed-by: Thierry Reding <thierry.reding@avionic-design.de>
Cc: Gabor Juhos <juhosg@openwrt.org>
Cc: Paul Mundt <lethal@linux-sh.org>
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
Tony Lindgren [Wed, 8 May 2013 23:13:14 +0000 (16:13 -0700)]
ARM: dts: Configure and fix the McSPI pins for 4430sdp
The bootloader configures the pins, but has pull bits
set without pull enable bits. While this is harmless,
and won't do anything, it seems to cause confusion at
least for me every time looking at the pin configuration.
Fix it for DT based boot.
Signed-off-by: Tony Lindgren <tony@atomide.com>
Philip Avinash [Thu, 2 May 2013 09:44:03 +0000 (15:14 +0530)]
ARM: dts: AM33XX: Add GPMC node
Add GPMC data node to AM33XX device tree file.
Signed-off-by: Philip Avinash <avinashphilip@ti.com>
Acked-by: Peter Korsgaard <jacmet@sunsite.dk>
Signed-off-by: Pekon Gupta <pekon@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
Nishanth Menon [Fri, 26 Apr 2013 17:39:33 +0000 (12:39 -0500)]
ARM: dts: OMAP4460: Fix CPU OPP voltages
commit
d16fb25 (ARM: dts: OMAP4460: Add CPU OPP table)
introduced wrong OPP voltages per OPP by mistake. Sync the OPP
tables with existing OMAP4460 OPP data in
arch/arm/mach-omap2/opp4xxx_data.c
Signed-off-by: Nishanth Menon <nm@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
Nishanth Menon [Fri, 26 Apr 2013 17:39:32 +0000 (12:39 -0500)]
ARM: dts: OMAP36xx: Fix CPU OPP voltages
commit
3027e26 (ARM: dts: OMAP36xx: Add CPU OPP table)
introduced wrong OPP voltages per OPP by mistake. Sync the OPP
tables with existing OMAP36xx OPP data in
arch/arm/mach-omap2/opp3xxx_data.c
Signed-off-by: Nishanth Menon <nm@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
Peter Ujfalusi [Wed, 8 May 2013 23:48:02 +0000 (16:48 -0700)]
ARM: OMAP4+: omap2plus_defconfig: Enable audio via TWL6040 as module
Boards supported upstream all use TWL6040 as audio codec, enable the common
ASoC machine driver by default for them.
Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Tested-by: Jyri Sarha <jsarha@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
Vaibhav Hiremath [Wed, 8 May 2013 23:48:02 +0000 (16:48 -0700)]
ARM: OMAP2: AM33XX: id: Add support for new AM335x PG2.1 Si
Add support for chip id detection of AM335x PG2.1 Silicon.
Currently omap3xxx_check_revision() detects PG1.0 and PG2.0 only,
this patch extends it by adding PG2.1 Si support.
Signed-off-by: Vaibhav Hiremath <hvaibhav@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
Christoph Fritz [Wed, 8 May 2013 23:48:02 +0000 (16:48 -0700)]
omap: mux: add AM/DM37x gpios
This patch adds GPIO pins found on AM/DM37x.
Signed-off-by: Christoph Fritz <chf.fritz@googlemail.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
Tony Lindgren [Thu, 9 May 2013 00:06:39 +0000 (17:06 -0700)]
Merge branch 'omap-gpmc-fixes-for-v3.10' of git://github.com/jonhunter/linux into fixes
Wei Yongjun [Wed, 8 May 2013 23:48:02 +0000 (16:48 -0700)]
ARM: OMAP1: DMA: fix error handling in omap1_system_dma_init()
Add the missing iounmap() before return from omap1_system_dma_init()
in the error handling case.
Also removed platform_device_del() on add resources error case which
cause dup device delete.
Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Signed-off-by: Tony Lindgren <tony@atomide.com>
Kevin Hilman [Wed, 8 May 2013 23:48:01 +0000 (16:48 -0700)]
ARM: OMAP2+: omap_device: use late_initcall_sync
If DEBUG_LL and earlyprintk are enabled, and omap-serial.c is compiled
as a module, the kernel boot hangs early as the clocks for serial port
are cut while earlyprintk still uses the port.
The problem is a race between the late_initcall for omap_device (which
idles devices that have no drivers) and the late_initcall in
kernel/printk.c which turns off the earlyconsole. Any printks
that happen between this omap_device late initcall and the earlyconsole
late initcall will crash when accessing the UART.
The fix is to ensure the omap_device initcall happens after the
earlyconsole initcall.
Reported-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Kevin Hilman <khilman@linaro.org>
Signed-off-by: Tony Lindgren <tony@atomide.com>
Aaro Koskinen [Wed, 8 May 2013 23:48:00 +0000 (16:48 -0700)]
ARM: OMAP: RX-51: change probe order of touchscreen and panel SPI devices
Commit
9fdca9df (spi: omap2-mcspi: convert to module_platform_driver)
broke the SPI display/panel driver probe on RX-51/N900. The exact cause is
not fully understood, but it seems to be related to the probe order. SPI
communication to the panel driver (spi1.2) fails unless the touchscreen
(spi1.0) has been probed/initialized before. When the omap2-mcspi driver
was converted to a platform driver, it resulted in that the devices are
probed immediately after the board registers them in the order they are
listed in the board file.
Fix the issue by moving the touchscreen before the panel in the SPI
device list.
The patch fixes the following failure:
[ 1.260955] acx565akm spi1.2: invalid display ID
[ 1.265899] panel-acx565akm display0: acx_panel_probe panel detect error
[ 1.273071] omapdss CORE error: driver probe failed: -19
Tested-by: Sebastian Reichel <sre@debian.org>
Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Cc: Pali Rohár <pali.rohar@gmail.com>
Cc: Joni Lapilainen <joni.lapilainen@gmail.com>
Cc: Tomi Valkeinen <tomi.valkeinen@ti.com>
Cc: Felipe Balbi <balbi@ti.com>
Cc: stable@vger.kernel.org
Signed-off-by: Tony Lindgren <tony@atomide.com>
Roger Quadros [Wed, 8 May 2013 23:48:00 +0000 (16:48 -0700)]
ARM: OMAP3: Beagle: Fix USB Host on beagle xM Ax/Bx
On Beagle xM Rev. Ax/Bx, the USB power enable GPIO logic is
reversed when compared to other revisions i.e. it is
active high instead of active low.
Use the beagle_config.usb_pwr_level flag correctly so that
the power regulator can be configured at runtime.
Signed-off-by: Roger Quadros <rogerq@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
Linus Torvalds [Wed, 8 May 2013 22:29:48 +0000 (15:29 -0700)]
Merge tag 'rdma-for-linus' of git://git./linux/kernel/git/roland/infiniband
Pull InfiniBand/RDMA changes from Roland Dreier:
- XRC transport fixes
- Fix DHCP on IPoIB
- mlx4 preparations for flow steering
- iSER fixes
- miscellaneous other fixes
* tag 'rdma-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/roland/infiniband: (23 commits)
IB/iser: Add support for iser CM REQ additional info
IB/iser: Return error to upper layers on EAGAIN registration failures
IB/iser: Move informational messages from error to info level
IB/iser: Add module version
mlx4_core: Expose a few helpers to fill DMFS HW strucutures
mlx4_core: Directly expose fields of DMFS HW rule control segment
mlx4_core: Change a few DMFS fields names to match firmare spec
mlx4: Match DMFS promiscuous field names to firmware spec
mlx4_core: Move DMFS HW structs to common header file
IB/mlx4: Set link type for RAW PACKET QPs in the QP context
IB/mlx4: Disable VLAN stripping for RAW PACKET QPs
mlx4_core: Reduce warning message for SRQ_LIMIT event to debug level
RDMA/iwcm: Don't touch cmid after dropping reference
IB/qib: Correct qib_verbs_register_sysfs() error handling
IB/ipath: Correct ipath_verbs_register_sysfs() error handling
RDMA/cxgb4: Fix SQ allocation when on-chip SQ is disabled
SRPT: Fix odd use of WARN_ON()
IPoIB: Fix ipoib_hard_header() return value
RDMA: Rename random32() to prandom_u32()
RDMA/cxgb3: Fix uninitialized variable
...
Linus Torvalds [Wed, 8 May 2013 22:15:27 +0000 (15:15 -0700)]
Merge tag 'arm64-for-linus' of git://git./linux/kernel/git/cmarinas/linux-aarch64
Pull arm64 update from Catalin Marinas:
- Since drivers/irqchip/irq-gic.c no longer has dependencies on arm32
specifics (the 'gic' branch merged), it can be enabled on arm64.
- Enable arm64 support for poweroff/restart (for code under
drivers/power/reset/).
- Fixes (dts file, exception handling, bitops)
* tag 'arm64-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/cmarinas/linux-aarch64:
arm64: Treat the bitops index argument as an 'int'
arm64: Ignore the 'write' ESR flag on cache maintenance faults
arm64: dts: fix #address-cells for foundation-v8
arm64: vexpress: Add support for poweroff/restart
arm64: Enable support for the ARM GIC interrupt controller
Linus Torvalds [Wed, 8 May 2013 22:11:48 +0000 (15:11 -0700)]
Merge tag 'f2fs-for-v3.10' of git://git./linux/kernel/git/jaegeuk/f2fs
Pull f2fs updates from Jaegeuk Kim:
"This patch-set includes the following major enhancement patches.
- introduce a new gloabl lock scheme
- add tracepoints on several major functions
- fix the overall cleaning process focused on victim selection
- apply the block plugging to merge IOs as much as possible
- enhance management of free nids and its list
- enhance the readahead mode for node pages
- address several cretical deadlock conditions
- reduce lock_page calls
The other minor bug fixes and enhancements are as follows.
- calculation mistakes: overflow
- bio types: READ, READA, and READ_SYNC
- fix the recovery flow, data races, and null pointer errors"
* tag 'f2fs-for-v3.10' of git://git.kernel.org/pub/scm/linux/kernel/git/jaegeuk/f2fs: (68 commits)
f2fs: cover free_nid management with spin_lock
f2fs: optimize scan_nat_page()
f2fs: code cleanup for scan_nat_page() and build_free_nids()
f2fs: bugfix for alloc_nid_failed()
f2fs: recover when journal contains deleted files
f2fs: continue to mount after failing recovery
f2fs: avoid deadlock during evict after f2fs_gc
f2fs: modify the number of issued pages to merge IOs
f2fs: remove useless #include <linux/proc_fs.h> as we're now using sysfs as debug entry.
f2fs: fix inconsistent using of NM_WOUT_THRESHOLD
f2fs: check truncation of mapping after lock_page
f2fs: enhance alloc_nid and build_free_nids flows
f2fs: add a tracepoint on f2fs_new_inode
f2fs: check nid == 0 in add_free_nid
f2fs: add REQ_META about metadata requests for submit
f2fs: give a chance to merge IOs by IO scheduler
f2fs: avoid frequent background GC
f2fs: add tracepoints to debug checkpoint request
f2fs: add tracepoints for write page operations
f2fs: add tracepoints to debug the block allocation
...
Linus Torvalds [Wed, 8 May 2013 22:08:59 +0000 (15:08 -0700)]
Merge branch 'for-linus' of git://git./linux/kernel/git/rkuo/linux-hexagon-kernel
Pull Hexagon fixes from Richard Kuo:
"A bug fix and a Kconfig cleanup"
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rkuo/linux-hexagon-kernel:
HEXAGON: Remove non existent reference to GENERIC_KERNEL_EXECVE & GENERIC_KERNEL_THREAD
Hexagon: fix register used to call do_work_pending
Jon Hunter [Wed, 10 Apr 2013 17:31:07 +0000 (12:31 -0500)]
ARM: dts: OMAP4: Fix ethernet IRQ for OMAP4 boards
Commit
ff5c9059 (ARM: dts: OMAP3+: Correct gpio #interrupts-cells
property) updated the number of interrupt cells required for configuring
gpios as interrupts for other devices (such as ethernet controllers).
This update allowed the interrupt type (edge, level, etc) to be
configured via device-tree (as described in the
Documentation/devicetree/bindings/gpio/gpio-omap.txt).
This broke ethernet support on the OMAP4 SDP board that defines a gpio
as the ethernet IRQ because the interrupt type (level, edge, etc) was
not getting configured correctly. This board use the ks8851 ethernet
chip which has an active low interrupt. Fix this by defining the gpio
interrupt as active-low in the device-tree binding.
Please note that the OMAP4-VAR-SOM also uses the same ethernet
controller and it is expected it will have the same problem. So the
same fix is also applied to this board.
Signed-off-by: Jon Hunter <jon-hunter@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
Chris Mason [Wed, 8 May 2013 19:56:28 +0000 (15:56 -0400)]
mm/slab: Fix crash during slab init
Commit
8a965b3baa89 ("mm, slab_common: Fix bootstrap creation of kmalloc
caches") introduced a regression that caused us to crash early during
boot. The commit was introducing ordering of slab creation, making sure
two odd-sized slabs were created after specific powers of two sizes.
But, if any of the power of two slabs were created earlier during boot,
slabs at index 1 or 2 might not get created at all. This patch makes
sure none of the slabs get skipped.
Tony Lindgren bisected this down to the offending commit, which really
helped because bisect kept bringing me to almost but not quite this one.
Signed-off-by: Chris Mason <chris.mason@fusionio.com>
Acked-by: Christoph Lameter <cl@linux.com>
Acked-by: Tony Lindgren <tony@atomide.com>
Acked-by: Soren Brinkmann <soren.brinkmann@xilinx.com>
Tested-by: Tetsuo Handa <penguin-kernel@i-love.sakura.ne.jp>
Tested-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Andy Adamson [Wed, 8 May 2013 20:21:18 +0000 (16:21 -0400)]
NFS4.1 Fix data server connection race
Unlike meta data server mounts which support multiple mount points to
the same server via struct nfs_server, data servers support a single connection.
Concurrent calls to setup the data server connection can race where the first
call allocates the nfs_client struct, and before the cache struct nfs_client
pointer can be set, a second call also tries to setup the connection, finds the
already allocated nfs_client, bumps the reference count, re-initializes the
session,etc. This results in a hanging data server session after umount.
Signed-off-by: Andy Adamson <andros@netapp.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Roland Dreier [Wed, 8 May 2013 21:12:37 +0000 (14:12 -0700)]
Merge branches 'cxgb4', 'ipoib', 'iser', 'misc', 'mlx4', 'qib' and 'srp' into for-next
Josh Boyer [Wed, 8 May 2013 09:45:47 +0000 (09:45 +0000)]
if_cablemodem.h: Add parenthesis around ioctl macros
Protect the SIOCGCM* ioctl macros with parenthesis.
Reported-by: Paul Wouters <pwouters@redhat.com>
Signed-off-by: Josh Boyer <jwboyer@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Pravin B Shelar [Tue, 7 May 2013 20:41:07 +0000 (20:41 +0000)]
gso: Handle Trans-Ether-Bridging protocol in skb_network_protocol()
Rather than having logic to calculate inner protocol in every
tunnel gso handler move it to gso code. This simplifies code.
Cc: Eric Dumazet <eric.dumazet@gmail.com>
Cc: Cong Wang <amwang@redhat.com>
Cc: David S. Miller <davem@davemloft.net>
Signed-off-by: Pravin B Shelar <pshelar@nicira.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Frank Li [Tue, 7 May 2013 14:08:44 +0000 (14:08 +0000)]
net: fec: fix kernel oops when plug/unplug cable many times
reproduce steps
1. flood ping from other machine
ping -f -s 41000 IP
2. run below script
while [ 1 ]; do ethtool -s eth0 autoneg off;
sleep 3;ethtool -s eth0 autoneg on; sleep 4; done;
You can see oops in one hour.
The reason is fec_restart clear BD but NAPI may use it.
The solution is disable NAPI and stop xmit when reset BD.
disable NAPI may sleep, so fec_restart can't be call in
atomic context.
Signed-off-by: Frank Li <Frank.Li@freescale.com>
Reviewed-by: Lucas Stach <l.stach@pengutronix.de>
Tested-by: Lucas Stach <l.stach@pengutronix.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
Wei Yongjun [Tue, 7 May 2013 02:23:38 +0000 (02:23 +0000)]
bfin_mac: fix error return code in bfin_mac_probe()
Fix to return a negative error code from the error handling
case instead of 0, as done elsewhere in this function.
Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Signed-off-by: David S. Miller <davem@davemloft.net>
Wei Yongjun [Tue, 7 May 2013 02:19:25 +0000 (02:19 +0000)]
sfc: fix return value check in efx_ptp_probe_channel()
In case of error, the function ptp_clock_register() returns ERR_PTR()
and never returns NULL. The NULL test in the return value check should
be replaced with IS_ERR().
Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Reviewed-by: Ben Hutchings <bhutchings@solarflare.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Wei Yongjun [Tue, 7 May 2013 02:16:00 +0000 (02:16 +0000)]
net/spider_net: fix error return code in spider_net_open()
Fix to return a negative error code from the error handling
case instead of 0, as done elsewhere in this function.
Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Signed-off-by: David S. Miller <davem@davemloft.net>
Wei Yongjun [Tue, 7 May 2013 02:14:33 +0000 (02:14 +0000)]
net/irda: fix error return code in bfin_sir_open()
Fix to return -ENOMEM in the irlap_open() error handling case instead
of 0(overwrite to 0 by bfin_sir_startup()), as done elsewhere in this
function.
Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Signed-off-by: David S. Miller <davem@davemloft.net>
Sebastian Hesselbarth [Mon, 6 May 2013 23:49:31 +0000 (23:49 +0000)]
net: of_mdio: fix behavior on missing phy device
of_mdiobus_register creates a phy_device even if get_phy_device failed
to create it previously. This causes indefinite polling on non-existent
PHYs. This fix makes of_mdio_register rely on get_phy_device to
properly create the device or fail otherwise.
Signed-off-by: Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Dan Williams [Mon, 6 May 2013 11:34:56 +0000 (11:34 +0000)]
sierra_net: keep status interrupt URB active
The driver and firmware sync up through SYNC messages, and the
firmware's affirmative reply to these SYNC messages appears to be the
"Reset" indication received via the status interrupt endpoint. Thus the
driver needs the status interrupt endpoint always active so that the
Reset indication can be received even if the netdev is closed, which is
the case right after device insertion.
If the Reset indication is not received by the driver, it continues
sending SYNC messages to the firmware, which crashes about 10 seconds
later and the device stops responding.
Signed-off-by: Dan Williams <dcbw@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Dan Williams [Mon, 6 May 2013 11:29:23 +0000 (11:29 +0000)]
usbnet: allow status interrupt URB to always be active
Some drivers (sierra_net) need the status interrupt URB
active even when the device is closed, because they receive
custom indications from firmware. Add functions to refcount
the status interrupt URB submit/kill operation so that
sub-drivers and the generic driver don't fight over whether
the status interrupt URB is active or not.
A sub-driver can call usbnet_status_start() at any time, but
the URB is only submitted the first time the function is
called. Likewise, when the sub-driver is done with the URB,
it calls usbnet_status_stop() but the URB is only killed when
all users have stopped it. The URB is still killed and
re-submitted for suspend/resume, as before, with the same
refcount it had at suspend.
Signed-off-by: Dan Williams <dcbw@redhat.com>
Acked-by: Oliver Neukum <oliver@neukum.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Dan Williams [Mon, 6 May 2013 11:17:37 +0000 (11:17 +0000)]
qmi_wwan/cdc_ether: add device IDs for Dell 5804 (Novatel E371) WWAN card
A rebranded Novatel E371 for AT&T's LTE bands. qmi_wwan should drive this
device, while cdc_ether should ignore it. Even though the USB descriptors
are plain CDC-ETHER that USB interface is a QMI interface.
Cc: <stable@vger.kernel.org>
Signed-off-by: Dan Williams <dcbw@redhat.com>
Acked-by: Bjørn Mork <bjorn@mork.no>
Signed-off-by: David S. Miller <davem@davemloft.net>
Sathya Perla [Wed, 8 May 2013 02:05:50 +0000 (02:05 +0000)]
be2net: disable TX in be_close()
be_close() followed by be_clear() is called as a part of cleanup in the
EEH/AER flow. This patch stops TX in be_close() before cleaning/freeing
up the TX queues in be_clear(). This prevents be_xmit() from being called
while TX queues no longer exist.
Signed-off-by: Sathya Perla <sathya.perla@emulex.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Sathya Perla [Wed, 8 May 2013 02:05:49 +0000 (02:05 +0000)]
be2net: fix EQ from getting full while cleaning RX CQ
While cleaning RX queues, the CQ DB may be rung several times (with rearm)
while waiting for the flush compl. Each CQ-notify with rearm can result in
an event. The EQ may get full resulting in a HW error.
Fix this by not re-arming the CQ while notifying a valid completion.
Also, there's no need to wait for 1ms after destroying RXQ, as the code in
be_rx_cq_clean() waits for the flush compl to arrive.
Signed-off-by: Sathya Perla <sathya.perla@emulex.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Sathya Perla [Wed, 8 May 2013 02:05:48 +0000 (02:05 +0000)]
be2net: fix payload_len value for GET_MAC_LIST cmd req
The buffer size for a FW cmd request must be big enough to fit the response,
else the cmd fails. For GET_MAC_LIST cmd, though the memory allocated for
the cmd is big enough to fit the response, the payload_len value in the
WRB hdr is being set to the request length only.
Fix this for GET_MAC_LIST cmd.
Signed-off-by: Sathya Perla <sathya.perla@emulex.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Sathya Perla [Wed, 8 May 2013 02:05:47 +0000 (02:05 +0000)]
be2net: provision VF resources before enabling SR-IOV
When the PF driver calls pci_enable_sriov(), the VFs may be probed
inline before the call returns. So, the resources required for all VFs
must be provisioned by the PF driver *before* calling pci_enable_sriov();
else, VF probe will fail.
Signed-off-by: Sathya Perla <sathya.perla@emulex.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Linus Torvalds [Wed, 8 May 2013 18:51:05 +0000 (11:51 -0700)]
Merge branch 'for-3.10/drivers' of git://git.kernel.dk/linux-block
Pull block driver updates from Jens Axboe:
"It might look big in volume, but when categorized, not a lot of
drivers are touched. The pull request contains:
- mtip32xx fixes from Micron.
- A slew of drbd updates, this time in a nicer series.
- bcache, a flash/ssd caching framework from Kent.
- Fixes for cciss"
* 'for-3.10/drivers' of git://git.kernel.dk/linux-block: (66 commits)
bcache: Use bd_link_disk_holder()
bcache: Allocator cleanup/fixes
cciss: bug fix to prevent cciss from loading in kdump crash kernel
cciss: add cciss_allow_hpsa module parameter
drivers/block/mg_disk.c: add CONFIG_PM_SLEEP to suspend/resume functions
mtip32xx: Workaround for unaligned writes
bcache: Make sure blocksize isn't smaller than device blocksize
bcache: Fix merge_bvec_fn usage for when it modifies the bvm
bcache: Correctly check against BIO_MAX_PAGES
bcache: Hack around stuff that clones up to bi_max_vecs
bcache: Set ra_pages based on backing device's ra_pages
bcache: Take data offset from the bdev superblock.
mtip32xx: mtip32xx: Disable TRIM support
mtip32xx: fix a smatch warning
bcache: Disable broken btree fuzz tester
bcache: Fix a format string overflow
bcache: Fix a minor memory leak on device teardown
bcache: Documentation updates
bcache: Use WARN_ONCE() instead of __WARN()
bcache: Add missing #include <linux/prefetch.h>
...
Wei Yongjun [Sun, 5 May 2013 05:07:49 +0000 (01:07 -0400)]
rtc: rtc-tile: add missing platform_device_unregister() when module exit
We have registered platform device when module init, and
need unregister it when module exit.
Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Signed-off-by: Chris Metcalf <cmetcalf@tilera.com>
Linus Torvalds [Wed, 8 May 2013 17:13:35 +0000 (10:13 -0700)]
Merge branch 'for-3.10/core' of git://git.kernel.dk/linux-block
Pull block core updates from Jens Axboe:
- Major bit is Kents prep work for immutable bio vecs.
- Stable candidate fix for a scheduling-while-atomic in the queue
bypass operation.
- Fix for the hang on exceeded rq->datalen 32-bit unsigned when merging
discard bios.
- Tejuns changes to convert the writeback thread pool to the generic
workqueue mechanism.
- Runtime PM framework, SCSI patches exists on top of these in James'
tree.
- A few random fixes.
* 'for-3.10/core' of git://git.kernel.dk/linux-block: (40 commits)
relay: move remove_buf_file inside relay_close_buf
partitions/efi.c: replace useless kzalloc's by kmalloc's
fs/block_dev.c: fix iov_shorten() criteria in blkdev_aio_read()
block: fix max discard sectors limit
blkcg: fix "scheduling while atomic" in blk_queue_bypass_start
Documentation: cfq-iosched: update documentation help for cfq tunables
writeback: expose the bdi_wq workqueue
writeback: replace custom worker pool implementation with unbound workqueue
writeback: remove unused bdi_pending_list
aoe: Fix unitialized var usage
bio-integrity: Add explicit field for owner of bip_buf
block: Add an explicit bio flag for bios that own their bvec
block: Add bio_alloc_pages()
block: Convert some code to bio_for_each_segment_all()
block: Add bio_for_each_segment_all()
bounce: Refactor __blk_queue_bounce to not use bi_io_vec
raid1: use bio_copy_data()
pktcdvd: Use bio_reset() in disabled code to kill bi_idx usage
pktcdvd: use bio_copy_data()
block: Add bio_copy_data()
...
Tomasz Nowicki [Wed, 8 May 2013 04:02:06 +0000 (04:02 +0000)]
ACPICA: ACPICA: Fix for _INI regression
This change fixes a problem introduced by recent commit
c34c82b
(ACPICA: Predefine names: Add allowed argument types to master info
table) in
20130328 where _INI methods are no longer executed properly
because of a memory block that is not initialized properly. ACPICA
BZ1016. Tomasz Nowicki <tomasz.nowicki@linaro.org>
References: https://bugs.acpica.org/show_bug.cgi?id=1016
Signed-off-by: Tomasz Nowicki <tomasz.nowicki@linaro.org>
Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Lv Zheng <lv.zheng@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Jung-uk Kim [Wed, 8 May 2013 04:01:49 +0000 (04:01 +0000)]
ACPICA: _OSI support: Fix possible memory leak
Fixes a possible memory leak in the error exit path introduced by
recent commit
388a990 ("ACPICA: _OSI Support: handle any errors from
acpi_os_acquire_mutex()").
[rjw: Changelog]
Signed-off-by: Jung-uk Kim <jkim@FreeBSD.org>
Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Lv Zheng <lv.zheng@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Bob Moore [Wed, 8 May 2013 04:01:15 +0000 (04:01 +0000)]
ACPICA: Fix possible buffer overflow during a field unit read operation
Can only happen under these conditions: 1) The DSDT version is 1,
meaning integers are 32-bits. 2) The field is between 33 and 64
bits long.
It applies cleanly back to ACPICA
20100806+ (Linux v2.6.37+).
Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Lv Zheng <lv.zheng@intel.com>
Cc: 2.6.37+ <stable@vger.kernel.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>