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Commit Graph

275198 Commits

Author SHA1 Message Date
David Sterba
6c41761fc6 btrfs: separate superblock items out of fs_info
fs_info has now ~9kb, more than fits into one page. This will cause
mount failure when memory is too fragmented. Top space consumers are
super block structures super_copy and super_for_commit, ~2.8kb each.
Allocate them dynamically. fs_info will be ~3.5kb. (measured on x86_64)

Add a wrapper for freeing fs_info and all of it's dynamically allocated
members.

Signed-off-by: David Sterba <dsterba@suse.cz>
2011-11-06 03:04:01 -05:00
Josef Bacik
c8174313a8 Btrfs: use the global reserve when truncating the free space cache inode
We no longer use the orphan block rsv for holding the reservation for truncating
the inode, so instead use the global block rsv and check to make sure it has
enough space for us to truncate the space.  Thanks,

Signed-off-by: Josef Bacik <josef@redhat.com>
Signed-off-by: Chris Mason <chris.mason@oracle.com>
2011-11-06 03:03:50 -05:00
Josef Bacik
5a77d76c24 Btrfs: release metadata from global reserve if we have to fallback for unlink
I fixed a problem where we weren't reserving space for an orphan item when we
had to fallback to using the global reserve for an unlink, but I introduced
another problem.  I was migrating the bytes from the transaction reserve to the
global reserve and then releasing from the global reserve in
btrfs_end_transaction().  The problem with this is that a migrate will jack up
the size for the destination, but leave the size alone for the source, with the
idea that you can do a release normally on the source and it all washes out, and
then you can do a release again on the destination and it works out right.  My
way was skipping the release on the trans_block_rsv which still had the jacked
up size from our original reservation.  So instead release manually from the
global reserve if this transaction was using it, and then set the
trans->block_rsv back to the trans_block_rsv so that btrfs_end_transaction
cleans everything up properly.  With this patch xfstest 83 doesn't emit warnings
about leaking space.  Thanks,

Signed-off-by: Josef Bacik <josef@redhat.com>
Signed-off-by: Chris Mason <chris.mason@oracle.com>
2011-11-06 03:03:49 -05:00
Chris Mason
01d658f2ca Btrfs: make sure to flush queued bios if write_cache_pages waits
write_cache_pages tries to build up a large bio to stuff down the pipe.
But if it needs to wait for a page lock, it needs to make sure and send
down any pending writes so we don't deadlock with anyone who has the
page lock and is waiting for writeback of things inside the bio.

Dave Sterba triggered this as a deadlock between the autodefrag code and
the extent write_cache_pages

Signed-off-by: Chris Mason <chris.mason@oracle.com>
2011-11-06 03:03:48 -05:00
Chris Mason
e688b7252f Btrfs: fix extent pinning bugs in the tree log
The tree log had two important bugs that could cause corruptions after a
crash.  Sometimes we were allowing tree log blocks to be reused after
the tree log was committed but before the transaction commit was done.

This allowed a future metadata write to overwrite the tree log data.  It
is fixed by adding a new variant of freeing reserved extents that always
pins them.  Credit goes to Stefan Behrens and Arne Jansen for many many
hours spent tracking this bug down.

During tree log replay, we do a pass through the tree log and pin all
the extents we find.  This makes sure the replay code won't go in and
use any of those blocks for new allocations during replay.  The problem
is the free space cache isn't honoring these pinned extents.  So the
allocator can end up handing them out, leading to all kinds of problems
during replay.

The fix here is to force any free space cache to load while we pin the
extents, and then to make sure we remove the pinned extents from the
free space rbtree.

Signed-off-by: Chris Mason <chris.mason@oracle.com>
Reported-by: Stefan Behrens <sbehrens@giantdisaster.de>
2011-11-06 03:03:48 -05:00
Chris Mason
1eae31e918 Btrfs: make sure btrfs_remove_free_space doesn't leak EAGAIN
btrfs_remove_free_space needs to make sure to set ret back to a
valid return value after setting it to EAGAIN, otherwise we return
it to the callers.

Signed-off-by: Chris Mason <chris.mason@oracle.com>
2011-11-06 03:03:47 -05:00
Chris Mason
cd354ad613 Btrfs: don't wait as long for more batches during SSD log commit
When we're doing log commits, we try to wait for more writers to come in
and make the commit bigger.  This helps improve performance on rotating
disks, but on SSDs it adds latencies.

Signed-off-by: Chris Mason <chris.mason@oracle.com>
2011-11-06 03:03:47 -05:00
Kukjin Kim
830145796a ARM: EXYNOS: Add ARCH_EXYNOS and reorganize arch/arm/mach-exynos
The arch/arm/mach-exynos4 directory (CONFIG_ARCH_EXYNOS4) has
made for plaforms based on EXYNOS4 SoCs. But since upcoming
Samsung's SoCs such as EXYNOS5 (ARM Cortex A15) can reuse most
codes in current mach-exynos4, one mach-exynos directory will
be used for them.

This patch changes to CONFIG_ARCH_EXYNOS (arch/arm/mach-exynos)
but keeps original CONFIG_ARCH_EXYNOS4 in mach-exynos/Kconfig to
avoid changing in driver side.

Cc: Arnd Bergmann <arnd@arndb.de>
Cc: Russell King <rmk+kernel@arm.linux.org.uk>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
2011-11-06 13:54:56 +09:00
Marc Zyngier
e700e41d9a ARM: EXYNOS4: convert MCT to percpu interrupt API
MCT recently gained per cpu interrupts, and missed the fact that
ARM has moved to a genirq based implementation.

This patch converts the driver to the new API.

Boot tested on Origen.

Cc: Kukjin Kim <kgene.kim@samsung.com>
Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
2011-11-06 13:53:15 +09:00
Joonyoung Shim
d8633c1da1 ARM: SAMSUNG: Add clk enable/disable of pwm
PWM timers use pclk("timers" clk) as parent clk. If this pclk is the
disabled state when PWM driver is probed, then it causes wrong read and
write operation about registers of PWM.

Signed-off-by: Joonyoung Shim <jy0922.shim@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
2011-11-06 13:53:01 +09:00
Jonghwan Choi
8088041ee3 ARM: SAMSUNG: Fix compile error due to kfree
Fix following build error.
arch/arm/plat-samsung/dev-backlight.c: In function 'samsung_bl_set':
arch/arm/plat-samsung/dev-backlight.c:145: error: implicit declaration of function 'kfree'

Signed-off-by: Jonghwan Choi <jhbird.choi@gmail.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
2011-11-06 13:52:51 +09:00
H Hartley Sweeten
0c6d4b4e22 ceph/super.c: quiet sparse noise
Quiet the sparse noise:

warning: symbol 'create_fs_client' was not declared. Should it be static?
warning: symbol 'destroy_fs_client' was not declared. Should it be static?

Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Cc: Sage Weil <sage@newdream.net>
ceph-devel@vger.kernel.org
Signed-off-by: Sage Weil <sage@newdream.net>
2011-11-05 21:10:12 -07:00
H Hartley Sweeten
7fd7d101ff ceph/mds_client.c: quiet sparse noise
Quiet the following sparse noise:

warning: symbol 'get_nonsnap_parent' was not declared. Should it be static?
warning: symbol 'done_closing_sessions' was not declared. Should it be static?

Local functions don't need external visability. Make them static.

Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Cc: Sage Weil <sage@newdream.net>
Signed-off-by: Sage Weil <sage@newdream.net>
2011-11-05 21:10:11 -07:00
Sage Weil
c6ffe10015 ceph: use new D_COMPLETE dentry flag
We used to use a flag on the directory inode to track whether the dcache
contents for a directory were a complete cached copy.  Switch to a dentry
flag CEPH_D_COMPLETE that is safely updated by ->d_prune().

Signed-off-by: Sage Weil <sage@newdream.net>
2011-11-05 21:10:10 -07:00
Linus Torvalds
c861cd3e92 Merge branch 'next/devel2' of git://git.linaro.org/people/arnd/arm-soc
* 'next/devel2' of git://git.linaro.org/people/arnd/arm-soc: (30 commits)
  ARM: mmp: register internal sram bank
  ARM: mmp: register audio sram bank
  ARM: mmp: add sram allocator
  gpio/samsung: Complain loudly if we don't know the SoC
  ARM: S3C64XX: Fix SoC identification for S3C64xx devices
  ARM: S3C2443: Remove redundant s3c_register_clocks call for init_clocks
  ARM: S3C24XX: Add devname for hsmmc1 pclk
  ARM: S3C24XX: use clk_get_rate to init fclk in common_setup_clocks
  ARM: S3C2443: Accommodate cpufreq frequency scheme in armdiv
  ARM: S3C2443: handle unset armdiv values gracefully
  ARM: S3C2443: Add get_rate operation for clk_armdiv
  ARM: S3C2416: Add comment describing the armdiv/armclk
  ARM: S3C2443: Move clk_arm and clk_armdiv to common code
  ARM: S3C24XX: Add infrastructure to transmit armdiv to common code
  ARM: S3C2416: Add armdiv_mask constant
  ARM: EXYNOS4: Add support for M-5MOLS camera on Nuri board
  ARM: EXYNOS4: Enable MFC on ORIGEN
  ARM: SAMSUNG: Add support s3c2416-adc for S3C2416/S3C2450
  ARM: SAMSUNG: Add support s3c2443-adc for S3C2443
  ARM: SAMSUNG: Allow overriding of adc device name for S3C24XX
  ...
2011-11-05 18:21:21 -07:00
Linus Torvalds
7abec10c62 Merge branch 'next/cleanup3' of git://git.linaro.org/people/arnd/arm-soc
* 'next/cleanup3' of git://git.linaro.org/people/arnd/arm-soc: (79 commits)
  ARM: SAMSUNG: Move fimc plat. device from board files to plat-samsung
  ARM: SAMSUNG: Cleanup resources by using macro
  ARM: SAMSUNG: Cleanup plat-samsung/devs.c and devs.h
  ARM: S5P: To merge devs.c files to one devs.c
  ARM: S3C64XX: To merge devs.c files to one devs.c
  ARM: S3C24XX: To merge s3c24xx devs.c files to one devs.c
  ARM: S5P64X0: Add Power Management support
  ARM: S5P: Make the sleep code common for S5P series SoCs
  ARM: S5P: Make the common S5P PM code conditionally compile
  ARM: SAMSUNG: Move S5P header files to plat-samsung
  ARM: SAMSUNG: Move S3C24XX header files to plat-samsung
  ARM: SAMSUNG: Moving each SoC support header files
  ARM: SAMSUNG: Consolidate plat/pll.h
  ARM: SAMSUNG: Consolidate plat/pwm-clock.h
  ARM: SAMSUNG: Cleanup mach/clkdev.h
  ARM: SAMSUNG: remove sdhci default configuration setup platform helper
  ARM: EXYNOS4: Add FIMC device on SMDKV310 board
  ARM: EXYNOS4: Add header file protection macros
  ARM: EXYNOS4: Add usb ehci device to the SMDKV310
  ARM: S3C2443: Add hsspi-clock from pclk and rename S3C2443 hsspi sclk
  ...

Fix up conflicts in
 - arch/arm/mach-exynos4/{Kconfig,clock.c}
	ARM_CPU_SUSPEND, various random device tables (gah!)
 - drivers/gpio/Makefile
	sa1100 gpio added, samsung gpio drivers merged
2011-11-05 18:18:05 -07:00
Tyler Hicks
0de9adf284 MAINTAINERS: Update eCryptfs maintainer address
Update my email address in MAINTAINERS.

Signed-off-by: Tyler Hicks <tyhicks@canonical.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2011-11-05 17:58:26 -07:00
Linus Torvalds
8110efc64c Merge branch 'pm-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm
* 'pm-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm:
  PM / Freezer: Revert 27920651fe "PM / Freezer: Make fake_signal_wake_up() wake TASK_KILLABLE tasks too"
  PM / Freezer: Reimplement wait_event_freezekillable using freezer_do_not_count/freezer_count
  USB: Update last_busy time after autosuspend fails
  PM / Runtime: Automatically retry failed autosuspends
  PM / QoS: Remove redundant check
  PM / OPP: Fix build when CONFIG_PM_OPP is not set
  PM / Runtime: Fix runtime accounting calculation error
  PM / Sleep: Update freezer documentation
  PM / Sleep: Remove unused symbol 'suspend_cpu_hotplug'
  PM / Sleep: Fix race between CPU hotplug and freezer
  ACPI / PM: Add Sony VPCEB17FX to nonvs blacklist
2011-11-05 17:54:18 -07:00
Linus Torvalds
06d8eb1b7d Merge git://www.linux-watchdog.org/linux-watchdog
* git://www.linux-watchdog.org/linux-watchdog:
  watchdog: Convert wm831x driver to watchdog core
  watchdog: s3c2410: convert to use the watchdog framework
  Documentation: watchdog: add guide how to convert drivers to new framework
  watchdog: iTCO_wdt.c - problems with newer hardware due to SMI clearing
  watchdog: Add WDIOC_GETTIMELEFT ioctl support to w83627 watchdog driver
  watchdog: irq: Remove IRQF_DISABLED
  watchdog: Octeon: Mark octeon_wdt interrupt as IRQF_NO_THREAD
  watchdog: sc520_wdt: Remove unnecessary cast.
2011-11-05 15:39:39 -07:00
Linus Torvalds
cd3f07d1e6 Merge git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi-misc-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi-misc-2.6: (45 commits)
  [SCSI] Fix block queue and elevator memory leak in scsi_alloc_sdev
  [SCSI] scsi_dh_alua: Fix the time inteval for alua rtpg commands
  [SCSI] scsi_transport_iscsi: Fix documentation os parameter
  [SCSI] mv_sas: OCZ RevoDrive3 & zDrive R4 support
  [SCSI] libfc: improve flogi retries to avoid lport stuck
  [SCSI] libfc: avoid exchanges collision during lport reset
  [SCSI] libfc: fix checking FC_TYPE_BLS
  [SCSI] edd: Treat "XPRS" host bus type the same as "PCI"
  [SCSI] isci: overriding max_concurr_spinup oem parameter by max(oem, user)
  [SCSI] isci: revert bcn filtering
  [SCSI] isci: Fix hard reset timeout conditions.
  [SCSI] isci: No need to manage the pending reset bit on pending requests.
  [SCSI] isci: Remove redundant isci_request.ttype field.
  [SCSI] isci: Fix task management for SMP, SATA and on dev remove.
  [SCSI] isci: No task_done callbacks in error handler paths.
  [SCSI] isci: Handle task request timeouts correctly.
  [SCSI] isci: Fix tag leak in tasks and terminated requests.
  [SCSI] isci: Immediately fail I/O to removed devices.
  [SCSI] isci: Lookup device references through requests in completions.
  [SCSI] ipr: add definitions for additional adapter
  ...
2011-11-05 15:32:53 -07:00
Russell King
7a3f8de5a3 ARM: PXA: fix includes in pxa2xx_cm_x2xx PCMCIA driver
The includes in the pxa2xx_cm_x2xx PCMCIA driver are rather random;
the driver doesn't require anything from these headers except the
cpu_is_xxx() macros which come from another include.

The concern is that it's getting these definitions via mach/system.h,
which is supposed to only be included by arch/arm/kernel/process.c.
As this header is scheduled for cleanup (and elimination) keeping
the status quo will cause build errors.  So lets fix properly and
independent of the future work.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2011-11-05 22:26:46 +00:00
Russell King
7124cb96ca ARM: PXA: fix gpio-pxa.h build errors
A mismerge in 43872fa (Merge branch 'depends/rmk/gpio' into next/fixes)
causes these build errors:

In file included from arch/arm/mach-pxa/include/mach/gpio.h:30,
                 from arch/arm/include/asm/gpio.h:6,
                 from include/linux/gpio.h:31,
                 from arch/arm/mach-pxa/generic.c:20:
arch/arm/mach-pxa/include/mach/gpio-pxa.h: In function ■__gpio_is_occupied■:
arch/arm/mach-pxa/include/mach/gpio-pxa.h:121: error: invalid operands to binary >> (have ■void *■ and ■unsigned int■)
arch/arm/mach-pxa/include/mach/gpio-pxa.h:122: error: invalid operands to binary & (have ■void *■ and ■int■)
arch/arm/mach-pxa/include/mach/gpio-pxa.h:129: error: invalid operands to binary & (have ■void *■ and ■int■)

So fix them.

Acked-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2011-11-05 22:26:40 +00:00
Mark Brown
00411ee930 watchdog: Convert wm831x driver to watchdog core
Fairly large code churn but not much doing with that and the overall
result is a definite win.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
2011-11-05 21:28:59 +01:00
Wolfram Sang
25dc46e383 watchdog: s3c2410: convert to use the watchdog framework
Make this driver a user of the watchdog framework and remove now
centrally handled parts. Tested on a mini2440.

Signed-off-by: Wolfram Sang <w.sang@pengutronix.de>
Acked-by: Kukjin Kim <kgene.kim@samsung.com>
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
2011-11-05 21:25:20 +01:00
Wolfram Sang
74cd4c6739 Documentation: watchdog: add guide how to convert drivers to new framework
Signed-off-by: Wolfram Sang <w.sang@pengutronix.de>
Cc: Randy Dunlap <rdunlap@xenotime.net>
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
2011-11-05 21:25:16 +01:00
Wim Van Sebroeck
deb9197b70 watchdog: iTCO_wdt.c - problems with newer hardware due to SMI clearing
Redhat Bugzilla: Bug 727875 - TCO_EN bit is disabled by TCO driver
Jiri Slaby: 28d41f53f broke temperature sensors on a ICH10 chipset

The iTCO_wdt driver disables the SMI. This breaks good working of newer hardware.
The disabling of the SMI by the TCO logic dates back from the i810-tco driver
from Nils Faerber (around 28 July 2000). The reason for this was that some BIOSes
install handlers reset or disable the watchdog timer instead of resetting the system.
The trick to fix this was to disable the SMI (by clearing the SMI_TCO_EN bit of the
SMI_EN register) to prevent this from happening.

This however has strange effects on newer hardware. So we are in a situation that
a fix for broken old hardware affects newer hardware.

The correct solution is to make this fix an option (with the new module parameter:
turn_SMI_watchdog_clear_off) so that the default behaviour is the unfixed version.

the next patch will be to move this in the start and stop functions of the driver
and to add a new module parameter for the global_smi_en bit and to get rid of the
vendor_support code.

This fix can have an effect on old (typical ICH & ICH2 chipsets) motherboards that
have a broken BIOS implementation concerning TCO logic. In these case the module
parameter turn_SMI_watchdog_clear_off=1 will need to be added.

Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
2011-11-05 21:22:06 +01:00
Greg Lee
c63b6d02be watchdog: Add WDIOC_GETTIMELEFT ioctl support to w83627 watchdog driver
Add WDIOC_GETTIMELEFT ioctl allowing you to check how much time is left
on the watchdog counter before a reset occurs.

Signed-off-by: Greg Lee <glee [at] swspec.com>
Signed-off-by: Padraig Brady <P@draigbrady.com>
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
Signed-off-by: Andrew Morton <akpm@google.com>
2011-11-05 21:16:39 +01:00
Yong Zhang
86b5912880 watchdog: irq: Remove IRQF_DISABLED
This flag is a NOOP and can be removed now.

Signed-off-by: Yong Zhang <yong.zhang0@gmail.com>
Acked-by: Wolfram Sang <w.sang@pengutronix.de>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
2011-11-05 21:16:15 +01:00
Venkat Subbiah
47bfd05813 watchdog: Octeon: Mark octeon_wdt interrupt as IRQF_NO_THREAD
This is to exclude it from force threading to allow RT patch set to work.

The watchdog timers are per-CPU and the addresses of register that reset
the timer are calculated based on the current CPU.  Therefore we cannot
allow it to run on a thread on a different CPU.  Also we only do a
single register write, which is much faster than scheduling a handler
thread.

And while on this line remove IRQF_DISABLED as this flag is a NOP.

Signed-off-by: Venkat Subbiah<venkat.subbiah@cavium.com>
Acked-by: David Daney<david.daney@cavium.com>
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
2011-11-05 21:15:38 +01:00
Sean Young
cef153a8d4 watchdog: sc520_wdt: Remove unnecessary cast.
Signed-off-by: Sean Young <sean@mess.org>
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
2011-11-05 21:15:10 +01:00
Linus Walleij
4fc7ae3c84 ARM: 7142/1: davinci: mark GPIO implementation complex
When breaking apart the DaVinci GPIO files I accidentally
marked it non-complex while it is indeed complex.

Reported-by: Mike Frysinger <vapier@gentoo.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2011-11-05 19:09:47 +00:00
Kukjin Kim
5895a9c081 ARM: 7134/1: Revert "EXYNOS4: Fix routing timer interrupt to offline CPU"
This reverts commit 4bd0fe1c78.

This implementation can introduce a problem and 'ARM: SMP: fix
per cpu timer setup before the cpu is marked online' patch can
solve the cpu_oneline vs. cpu_active problem so that should be
reverted.

Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2011-11-05 19:09:44 +00:00
Russell King
955d2953b0 ARM: PXA: eseries: fix eseries_register_clks section mismatch warning
Fix:

WARNING: vmlinux.o(.text+0x1a820): Section mismatch in reference from the function eseries_register_clks() to the function .init.text:clkdev_add_table()
The function eseries_register_clks() references
the function __init clkdev_add_table().
This is often because eseries_register_clks lacks a __init
annotation or the annotation of clkdev_add_table is wrong.

by adding the __init annotation to eseries_register_clks() - this
function is only called from other __init-marked functions.  While
we're here, mark it static as it's only called from within eseries.c.

Acked-by: Eric Miao <eric.y.miao@gmail.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2011-11-05 19:09:42 +00:00
Russell King
d5240dfd3c ARM: PXA: fix lubbock PCMCIA driver build error
Fix:

ERROR: "pxa2xx_configure_sockets" [drivers/pcmcia/pxa2xx_lubbock_cs.ko] undefined!

by exporting the required function.

Acked-by: Eric Miao <eric.y.miao@gmail.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2011-11-05 19:09:40 +00:00
Kukjin Kim
dc822e57ee ARM: EXYNOS4: Fix the merge conflict
The mark of conflict should be removed.

This happened at the commit fba9569924 ("Merge branch 'next' of
git://git.infradead.org/users/vkoul/slave-dma")

Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
[ I always check the conflict resolution with "git diff" before I add
  the result, but I clearly missed that this time, and didn't notice the
  second conflict in that file after having fixed the first one.
  Oops, my bad.      - Linus ]
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2011-11-05 09:32:04 -07:00
Jeff Kirsher
1a6422f67f etherh: Add MAINTAINERS entry for etherh
During the re-organization of Ethernet drivers, the MAINTAINERS
entry for etherh got dropped accidentally.

CC: Russell King <linux@arm.linux.org.uk>
CC: Joe Perches <joe@perches.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2011-11-04 22:25:40 -04:00
Dan McGee
5c8a0fbba5 VFS: fix statfs() automounter semantics regression
No one in their right mind would expect statfs() to not work on a
automounter managed mount point. Fix it.

[ I'm not sure about the "no one in their right mind" part.  It's not
  mounted, and you didn't ask for it to be mounted.  But nobody will
  really care, and this probably makes it match previous semantics, so..
      - Linus ]

This mirrors the fix made to the quota code in 815d405cef.

Signed-off-by: Dan McGee <dpmcgee@gmail.com>
Cc: Trond Myklebust <Trond.Myklebust@netapp.com>
Cc: Alexander Viro <viro@zeniv.linux.org.uk>
Cc: stable@kernel.org
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2011-11-04 18:15:59 -07:00
Tony Lindgren
41eb2d813f ARM: OMAP2: Fix H4 matrix keyboard warning
Convert to use matrix keyboard to remove the warning
"Please update the board to use matrix-keypad driver".

Based on similar setup in palmtc.c. Note that this
patch is compile tested only because of lack of working
hardware.

Signed-off-by: Tony Lindgren <tony@atomide.com>
2011-11-04 18:07:21 -07:00
Jarkko Nikula
98e541ffaa ARM: OMAP1: Remove unused omap-alsa.h
There is no use for omap-alsa.h and board-palmz71.c doesn't need it either.

Signed-off-by: Jarkko Nikula <jarkko.nikula@bitmer.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2011-11-04 18:07:17 -07:00
Tony Lindgren
be26a00841 ARM: OMAP1: Fix warnings about enabling 32 KiHz timer
Fix "Enable 32kHz OS timer in order to allow sleep states in idle"
warning. We are now compiling in bothe MPU timer and 32 KiHz timer,
so this warning is only valid when MPU_TIMER is set and OMAP_DM_TIMER
is not set.

Signed-off-by: Tony Lindgren <tony@atomide.com>
2011-11-04 18:07:15 -07:00
Benoit Cousson
c16ae1e64e ARM: OMAP2+: timer: Remove omap_device_pm_latency
Remove the structure since a default one is now available.

Signed-off-by: Benoit Cousson <b-cousson@ti.com>
Cc: Kevin Hilman <khilman@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2011-11-04 18:07:13 -07:00
Benoit Cousson
2847111cb1 ARM: OMAP2+: clock data: Remove redundant timer clkdev
The commit 318c3e15cd
added some "fck" clock alias to timer devices that are
not needed anymore since hwmod framework will create
them automatically.

A warning was added to highlight and thus fix the redundancy.

[    0.616424]  omap_timer.1: alias fck already exists
[    0.621948]  omap_timer.2: alias fck already exists
[    0.627380]  omap_timer.3: alias fck already exists
[    0.632781]  omap_timer.4: alias fck already exists
[    0.638214]  omap_timer.5: alias fck already exists
[    0.643615]  omap_timer.6: alias fck already exists
[    0.649078]  omap_timer.7: alias fck already exists
[    0.654479]  omap_timer.8: alias fck already exists
[    0.659881]  omap_timer.9: alias fck already exists
[    0.665283]  omap_timer.10: alias fck already exists
[    0.670776]  omap_timer.11: alias fck already exists

Remove all the clkdev entries for timer fck alias.

Signed-off-by: Benoit Cousson <b-cousson@ti.com>
Cc: Tarun Kanti DebBarma <tarun.kanti@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2011-11-04 18:07:11 -07:00
Thomas Weber
e9614f35ba ARM: OMAP: Devkit8000: Remove double omap_mux_init_gpio
Remove the init of card detect pin because
omap_mux_init_gpio() is called during hsmmc initialization
for the write protect and card detect pin.

Signed-off-by: Thomas Weber <weber@corscience.de>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2011-11-04 18:07:10 -07:00
Bjarne Steinsbo
0eb3c0f5a4 ARM: OMAP: usb: musb: OMAP: Delete unused function
Not in use anymore.

Signed-off-by: Bjarne Steinsbo <bsteinsbo@gmail.com>
Acked-by: Felipe Balbi <balbi@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2011-11-04 18:07:08 -07:00
Jarkko Nikula
30bd0129ce MAINTAINERS: Update linux-omap git repository
linux-omap is back at git.kernel.org. Path is the same than before except
-2.6 appendix.

Signed-off-by: Jarkko Nikula <jarkko.nikula@bitmer.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2011-11-04 18:07:05 -07:00
Linus Torvalds
fba9569924 Merge branch 'next' of git://git.infradead.org/users/vkoul/slave-dma
* 'next' of git://git.infradead.org/users/vkoul/slave-dma: (63 commits)
  dmaengine: mid_dma: mask_peripheral_interrupt only when dmac is idle
  dmaengine/ep93xx_dma: add module.h include
  pch_dma: Reduce wasting memory
  pch_dma: Fix suspend issue
  dma/timberdale: free_irq() on an error path
  dma: shdma: transfer based runtime PM
  dmaengine: shdma: protect against the IRQ handler
  dmaengine i.MX DMA/SDMA: add missing include of linux/module.h
  dmaengine: delete redundant chan_id and chancnt initialization in dma drivers
  dmaengine/amba-pl08x: Check txd->llis_va before freeing dma_pool
  dmaengine/amba-pl08x: Add support for sg len greater than one for slave transfers
  serial: sh-sci: don't filter on DMA device, use only channel ID
  ARM: SAMSUNG: Remove Samsung specific enum type for dma direction
  ASoC: Samsung: Update DMA interface
  spi/s3c64xx: Merge dma control code
  spi/s3c64xx: Add support DMA engine API
  ARM: SAMSUNG: Remove S3C-PL330-DMA driver
  ARM: S5P64X0: Use generic DMA PL330 driver
  ARM: S5PC100: Use generic DMA PL330 driver
  ARM: S5PV210: Use generic DMA PL330 driver
  ...

Fix up fairly trivial conflicts in
 - arch/arm/mach-exynos4/{Kconfig,clock.c}
 - arch/arm/mach-s5p64x0/dma.c
2011-11-04 18:02:25 -07:00
Tomi Valkeinen
fc01387302 ARM: OMAP: change get_context_loss_count ret value to int
get_context_loss_count functions return context loss count as u32, and
zero means an error. However, zero is also returned when context has
never been lost and could also be returned when the context loss count
has wrapped and goes to zero.

Change the functions to return an int, with negative value meaning an
error.

OMAP HSMMC code uses omap_pm_get_dev_context_loss_count(), but as the
hsmmc code handles the returned value as an int, with negative value
meaning an error, this patch actually fixes hsmmc code also.

Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
Acked-by: Kevin Hilman <khilman@ti.com>
Acked-by: Paul Walmsley <paul@pwsan.com>
[tony@atomide.com: updated to fix a warning with recent dmtimer changes]
Signed-off-by: Tony Lindgren <tony@atomide.com>
2011-11-04 17:41:07 -07:00
Balaji T K
c862dd7067 ARM: OMAP4: hsmmc: configure SDMMC1_DR0 properly
Fix the typo, instead it should be SDMMC1
USBC1 is not related to MMC1 I/Os

Signed-off-by: Balaji T K <balajitk@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2011-11-04 17:41:07 -07:00
Balaji T K
ff2beb1d9f ARM: OMAP4: hsmmc: Fix Pbias configuration on regulator OFF
MMC1 data line IO's are powered down in before set regulator function.
IO's should not be powered ON when regulator is OFF.
Keep the IO's in power pown mode after regulator OFF otherwise VMODE_ERROR
interrupt is generated due to mismatch in input (regulator)
voltage and MMC IO drive voltage.
Delete incorrect comments which are not applicable for OMAP4.

Signed-off-by: Balaji T K <balajitk@ti.com>
Signed-off-by: Kishore Kadiyala <kishore.kadiyala@ti.com>
Reported-by: Viswanath Puttagunta <vishp@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2011-11-04 17:41:07 -07:00
Paul Walmsley
ace9021698 ARM: OMAP3: hwmod: fix variant registration and remove SmartReflex from common list
Commit d6504acd21 ("OMAP2+: hwmod:
remove OMAP_CHIP*") tests the inverse condition of what it should be
testing for the return value from omap_hwmod_register().  This causes
several IP blocks to not be registered on several OMAP3 family devices.

Fixing that bug also unmasked another bug, originally reported by
Chase Maupin <chase.maupin@ti.com> and then subsequently by Abhilash K
V <abhilash.kv@ti.com>, which caused SmartReflex IP blocks to be
registered on SoCs that don't support them.

Thanks to Russell King - ARM Linux <linux@arm.linux.org.uk> for comments
on a previous version of the patch.

Signed-off-by: Paul Walmsley <paul@pwsan.com>
Cc: Chase Maupin <chase.maupin@ti.com>
Cc: Abhilash K V <abhilash.kv@ti.com>
Cc: Russell King - ARM Linux <linux@arm.linux.org.uk>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2011-11-04 17:41:07 -07:00