Commit Graph

11595 Commits

Author SHA1 Message Date
Linus Torvalds 3dbc35a339 Staging tree fixes for 3.4-rc2
Here are a number of bugfixes for the drivers/staging/ portion of the kernel
 that have been reported recently.
 Nothing major here, with maybe the exception of the ramster code can now be
 built so it is enabled in the build again, and lots of memory leaks that people
 like to have fixed on their systems.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'staging-3.4-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging

Pull staging tree fixes from Greg KH:
 "Here are a number of bugfixes for the drivers/staging/ portion of the
  kernel that have been reported recently.

  Nothing major here, with maybe the exception of the ramster code can
  now be built so it is enabled in the build again, and lots of memory
  leaks that people like to have fixed on their systems.

  Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>"

* tag 'staging-3.4-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging:
  staging: android: fix mem leaks in __persistent_ram_init()
  staging: vt6656: Don't leak memory in drivers/staging/vt6656/ioctl.c::private_ioctl()
  staging: iio: hmc5843: Fix crash in probe function.
  staging/xgifb: fix display on XGI Volari Z11m cards
  Staging: android: timed_gpio: Fix resource leak in timed_gpio_probe error paths
  android: make persistent_ram based drivers depend on HAVE_MEMBLOCK
  staging: iio: ak8975: Remove i2c client data corruption
  staging: drm/omap: move where DMM driver is registered
  staging: zsmalloc: fix memory leak
  Staging: rts_pstor: off by one in for loop
  staging: ozwpan: Added new maintainer for ozwpan
  staging:rts_pstor:Avoid "Bad target number" message when probing driver
  staging:rts_pstor:Fix possible panic by NULL pointer dereference
  Staging: vt6655-6: check keysize before memcpy()
  staging/media/as102: Don't call release_firmware() on uninitialized variable
  staging:iio:core add missing increment of loop index in iio_map_array_unregister()
  staging: ramster: unbreak my heart
  staging/vme: Fix module parameters
  staging: sep: Fix sign of error
2012-04-12 15:35:12 -07:00
Jesper Juhl 474a89885f staging: android: fix mem leaks in __persistent_ram_init()
If, in __persistent_ram_init(), the call to
persistent_ram_buffer_init() fails or the call to
persistent_ram_init_ecc() fails then we fail to free the memory we
allocated to 'prz' with kzalloc() - thus leaking it.

To prevent the leaks I consolidated all error exits from the function
at a 'err:' label at the end and made all error cases jump to that
label where we can then make sure we always free 'prz'. This is safe
since all the situations where the code bails out happen before 'prz'
has been stored anywhere and although we'll do a redundant kfree(NULL)
call in the case of kzalloc() itself failing that's OK since kfree()
deals gracefully with NULL pointers and I felt it was more important
to keep all error exits at a single location than to avoid that one
harmless/redundant kfree() on a error path.

Signed-off-by: Jesper Juhl <jj@chaosbits.net>
Acked-by: Colin Cross <ccross@android.com>
Cc: stable <stable@vger.kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-04-12 14:34:32 -07:00
Jesper Juhl 17b7e1ba1e staging: vt6656: Don't leak memory in drivers/staging/vt6656/ioctl.c::private_ioctl()
If copy_to_user() fails in the WLAN_CMD_GET_NODE_LIST case of the
switch in drivers/staging/vt6656/ioctl.c::private_ioctl() we'll leak
the memory allocated to 'pNodeList'. Fix that by kfree'ing the memory
in the failure case.
Also remove a pointless cast (to type 'PSNodeList') of a kmalloc()
return value - kmalloc() returns a void pointer that is implicitly
converted, so there is no need for an explicit cast.

Signed-off-by: Jesper Juhl <jj@chaosbits.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-04-12 14:34:31 -07:00
Marek Belisko 62d2feb980 staging: iio: hmc5843: Fix crash in probe function.
Fix crash after issuing:
	echo hmc5843 0x1e > /sys/class/i2c-dev/i2c-2/device/new_device

	[   37.180999] device: '2-001e': device_add
	[   37.188293] bus: 'i2c': add device 2-001e
	[   37.194549] PM: Adding info for i2c:2-001e
	[   37.200958] bus: 'i2c': driver_probe_device: matched device 2-001e with driver hmc5843
	[   37.210815] bus: 'i2c': really_probe: probing driver hmc5843 with device 2-001e
	[   37.224884] HMC5843 initialized
	[   37.228759] ------------[ cut here ]------------
	[   37.233612] kernel BUG at mm/slab.c:505!
	[   37.237701] Internal error: Oops - BUG: 0 [#1] PREEMPT
	[   37.243103] Modules linked in:
	[   37.246337] CPU: 0    Not tainted  (3.3.1-gta04+ #28)
	[   37.251647] PC is at kfree+0x84/0x144
	[   37.255493] LR is at kfree+0x20/0x144
	[   37.259338] pc : [<c00b408c>]    lr : [<c00b4028>]    psr: 40000093
	[   37.259368] sp : de249cd8  ip : 0000000c  fp : 00000090
	[   37.271362] r10: 0000000a  r9 : de229eac  r8 : c0236274
	[   37.276855] r7 : c09d6490  r6 : a0000013  r5 : de229c00  r4 : de229c10
	[   37.283691] r3 : c0f00218  r2 : 00000400  r1 : c0eea000  r0 : c00b4028
	[   37.290527] Flags: nZcv  IRQs off  FIQs on  Mode SVC_32  ISA ARM  Segment user
	[   37.298095] Control: 10c5387d  Table: 9e1d0019  DAC: 00000015
	[   37.304107] Process sh (pid: 91, stack limit = 0xde2482f0)
	[   37.309844] Stack: (0xde249cd8 to 0xde24a000)
	[   37.314422] 9cc0:                                                       de229c10 de229c00
	[   37.322998] 9ce0: de229c10 ffffffea 00000005 c0236274 de140a80 c00b4798 dec00080 de140a80
	[   37.331573] 9d00: c032f37c dec00080 000080d0 00000001 de229c00 de229c10 c048d578 00000005
	[   37.340148] 9d20: de229eac 0000000a 00000090 c032fa40 00000001 00000000 00000001 de229c10
	[   37.348724] 9d40: de229eac 00000029 c075b558 00000001 00000003 00000004 de229c10 c048d594
	[   37.357299] 9d60: 00000000 60000013 00000018 205b0007 37332020 3432322e 5d343838 c0060020
	[   37.365905] 9d80: de251600 00000001 00000000 de251600 00000001 c0065a84 de229c00 de229c48
	[   37.374481] 9da0: 00000006 0048d62c de229c38 de229c00 de229c00 de1f6c00 de1f6c20 00000001
	[   37.383056] 9dc0: 00000000 c048d62c 00000000 de229c00 de229c00 de1f6c00 de1f6c20 00000001
	[   37.391632] 9de0: 00000000 c048d62c 00000000 c0330164 00000000 de1f6c20 c048d62c de1f6c00
	[   37.400207] 9e00: c0330078 de1f6c04 c078d714 de189b58 00000000 c02ccfd8 de1f6c20 c0795f40
	[   37.408782] 9e20: c0238330 00000000 00000000 c02381a8 de1b9fc0 de1f6c20 de1f6c20 de249e48
	[   37.417358] 9e40: c0238330 c0236bb0 decdbed8 de7d0f14 de1f6c20 de1f6c20 de1f6c54 de1f6c20
	[   37.425933] 9e60: 00000000 c0238030 de1f6c20 c078d7bc de1f6c20 c02377ec de1f6c20 de1f6c28
	[   37.434509] 9e80: dee64cb0 c0236138 c047c554 de189b58 00000000 c004b45c de1f6c20 de1f6cd8
	[   37.443084] 9ea0: c0edfa6c de1f6c00 dee64c68 de1f6c04 de1f6c20 dee64cb8 c047c554 de189b58
	[   37.451690] 9ec0: 00000000 c02cd634 dee64c68 de249ef4 de23b008 dee64cb0 0000000d de23b000
	[   37.460266] 9ee0: de23b007 c02cd78c 00000002 00000000 00000000 35636d68 00333438 00000000
	[   37.468841] 9f00: 00000000 00000000 001e0000 00000000 00000000 00000000 00000000 0a10cec0
	[   37.477416] 9f20: 00000002 de249f80 0000000d dee62990 de189b40 c0234d88 0000000d c010c354
	[   37.485992] 9f40: 0000000d de210f28 000acc88 de249f80 0000000d de248000 00000000 c00b7bf8
	[   37.494567] 9f60: de210f28 000acc88 de210f28 000acc88 00000000 00000000 0000000d c00b7ed8
	[   37.503143] 9f80: 00000000 00000000 0000000d 00000000 0007fa28 0000000d 000acc88 00000004
	[   37.511718] 9fa0: c000e544 c000e380 0007fa28 0000000d 00000001 000acc88 0000000d 00000000
	[   37.520294] 9fc0: 0007fa28 0000000d 000acc88 00000004 00000001 00000020 00000002 00000000
	[   37.528869] 9fe0: 00000000 beab8624 0000ea05 b6eaebac 600d0010 00000001 00000000 00000000
	[   37.537475] [<c00b408c>] (kfree+0x84/0x144) from [<c0236274>] (device_add+0x530/0x57c)
	[   37.545806] [<c0236274>] (device_add+0x530/0x57c) from [<c032fa40>] (iio_device_register+0x8c8/0x990)
	[   37.555480] [<c032fa40>] (iio_device_register+0x8c8/0x990) from [<c0330164>] (hmc5843_probe+0xec/0x114)
	[   37.565338] [<c0330164>] (hmc5843_probe+0xec/0x114) from [<c02ccfd8>] (i2c_device_probe+0xc4/0xf8)
	[   37.574737] [<c02ccfd8>] (i2c_device_probe+0xc4/0xf8) from [<c02381a8>] (driver_probe_device+0x118/0x218)
	[   37.584777] [<c02381a8>] (driver_probe_device+0x118/0x218) from [<c0236bb0>] (bus_for_each_drv+0x4c/0x84)
	[   37.594818] [<c0236bb0>] (bus_for_each_drv+0x4c/0x84) from [<c0238030>] (device_attach+0x78/0xa4)
	[   37.604125] [<c0238030>] (device_attach+0x78/0xa4) from [<c02377ec>] (bus_probe_device+0x28/0x9c)
	[   37.613433] [<c02377ec>] (bus_probe_device+0x28/0x9c) from [<c0236138>] (device_add+0x3f4/0x57c)
	[   37.622650] [<c0236138>] (device_add+0x3f4/0x57c) from [<c02cd634>] (i2c_new_device+0xf8/0x19c)
	[   37.631805] [<c02cd634>] (i2c_new_device+0xf8/0x19c) from [<c02cd78c>] (i2c_sysfs_new_device+0xb4/0x130)
	[   37.641754] [<c02cd78c>] (i2c_sysfs_new_device+0xb4/0x130) from [<c0234d88>] (dev_attr_store+0x18/0x24)
	[   37.651611] [<c0234d88>] (dev_attr_store+0x18/0x24) from [<c010c354>] (sysfs_write_file+0x10c/0x140)
	[   37.661193] [<c010c354>] (sysfs_write_file+0x10c/0x140) from [<c00b7bf8>] (vfs_write+0xb0/0x178)
	[   37.670410] [<c00b7bf8>] (vfs_write+0xb0/0x178) from [<c00b7ed8>] (sys_write+0x3c/0x68)
	[   37.678833] [<c00b7ed8>] (sys_write+0x3c/0x68) from [<c000e380>] (ret_fast_syscall+0x0/0x3c)
	[   37.687683] Code: 1593301c e5932000 e3120080 1a000000 (e7f001f2)
	[   37.700775] ---[ end trace aaf805debdb69390 ]---

Client data was assigned to iio_dev structure in probe but in
hmc5843_init_client function casted to private driver data structure which
is wrong. Possibly calling mutex_init(&data->lock); corrupt data
which the lead to above crash.

Signed-off-by: Marek Belisko <marek.belisko@open-nandra.com>
Cc: stable <stable@vger.kernel.org>
Acked-by: Jonathan Cameron <jic23@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-04-12 14:34:31 -07:00
Dmitry Eremin-Solenikov 6490311f42 staging/xgifb: fix display on XGI Volari Z11m cards
Image on Z11m cards was totally garbled due to wrong memory being
selected. Add a special handling for Z11m cards. Tested on PCIe Z11 and
Z11m cards.

Signed-off-by: Dmitry Eremin-Solenikov <dbaryshkov@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-04-10 09:51:49 -07:00
Axel Lin 5d92f71e68 Staging: android: timed_gpio: Fix resource leak in timed_gpio_probe error paths
If gpio_request fails, we need to free all allocated resources.
Current code uses wrong array index to access gpio_data array.
So current code actually frees gpio_data[i].gpio by j times.

This patch moves the error handling code to err_out and thus improves
readability.

Signed-off-by: Axel Lin <axel.lin@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-04-10 09:48:29 -07:00
Colin Cross 099f5d01a6 android: make persistent_ram based drivers depend on HAVE_MEMBLOCK
m68k doesn't have memblock_reserve, which causes a build failure
with allmodconfig.  Make PERSISTENT_RAM and RAM_CONSOLE depend on
HAVE_MEMBLOCK.

Reported-by: Geert Uytterhoeven <geert@linux-m68k.org>
Reported-by: Paul Gortmaker <paul.gortmaker@windriver.com>
Signed-off-by: Colin Cross <ccross@android.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-04-10 09:48:29 -07:00
Preetham Chandru 40f32d9345 staging: iio: ak8975: Remove i2c client data corruption
i2c client data set is of type struct indio_dev pointer and hence the
pointer returned from i2c_get_clientdata() should be assigned to
an object of type struct indio_dev and not to an object of type
struct ak8975_data.

Also in ak8975_probe() client data should be set first
before calling ak8975_setup() as it references the client data.

Signed-off-by: Preetham Chandru R <pchandru@nvidia.com>
CC: Laxman Dewangan <ldewangan@nvidia.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-04-10 09:19:29 -07:00
Rob Clark be0775ac14 staging: drm/omap: move where DMM driver is registered
Not sure what triggered the change in behavior, but seems to
result in recursively acquiring a mutex and hanging on boot.  But
omap_drm_init() seems a much more sane place to register the
driver for the DMM sub-device.

Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-04-10 09:19:29 -07:00
Nitin Gupta f4477e90b3 staging: zsmalloc: fix memory leak
This patch fixes a memory leak in zsmalloc where the first
subpage of each zspage is leaked when the zspage is freed.

Signed-off-by: Nitin Gupta <ngupta@vflare.org>
Acked-by: Seth Jennings <sjenning@linux.vnet.ibm.com>
Acked-by: Dan Magenheimer <dan.magenheimer@oracle.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-04-10 09:18:59 -07:00
Dan Carpenter 3fd654c22c Staging: rts_pstor: off by one in for loop
I already fixed the other similar for loop in this file.  I'm not sure
how I missed this one.  We use seg_no+1 inside the loop so we can't go
right up to the end of the loop.

Also if we don't break out of the loop then we end up past the end of
the array, but with this fix we end up on the last element.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-04-10 09:18:59 -07:00
Chris Kelly 678b7c1707 staging: ozwpan: Added new maintainer for ozwpan
Added Rupesh Gujare to MAINTAINERS file and contact in TODO file
for ozwpan driver.

Signed-off-by: Chris Kelly <ckelly@ozmodevices.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-04-10 09:18:59 -07:00
wwang b5bd70a162 staging:rts_pstor:Avoid "Bad target number" message when probing driver
Avoid "Bad LUN" and "Bad target number" message by setting the supported
max_lun and max_id for the scsi host

Signed-off-by: wwang <wei_wang@realsil.com.cn>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-04-10 09:18:16 -07:00
wwang 0d05568ac7 staging:rts_pstor:Fix possible panic by NULL pointer dereference
rtsx_transport.c (rtsx_transfer_sglist_adma_partial):
pointer struct scatterlist *sg, which is mapped in dma_map_sg,
is used as an iterator in later transfer operation. It is corrupted and
passed to dma_unmap_sg, thus causing fatal unmap of some erroneous address.
Fix it by duplicating *sg_ptr for iterating.

Signed-off-by: wwang <wei_wang@realsil.com.cn>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-04-10 09:18:16 -07:00
Dan Carpenter 4ca5218e39 Staging: vt6655-6: check keysize before memcpy()
We need to check the we don't copy too much memory.  This comes from a
copy_from_user() in the ioctl.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-04-10 09:17:34 -07:00
Jesper Juhl 401c90e56c staging/media/as102: Don't call release_firmware() on uninitialized variable
If, in drivers/staging/media/as102/as102_fw.c::as102_fw_upload(), the call
	cmd_buf = kzalloc(MAX_FW_PKT_SIZE, GFP_KERNEL);
should fail and return NULL so that we jump to the 'error:' label,
then we'll end up calling 'release_firmware(firmware);' with
'firmware' still uninitialized - not good.

The easy fix is to just initialize 'firmware' to NULL when we declare
it, since release_firmware() deals gracefully with being passed NULL
pointers.

Signed-off-by: Jesper Juhl <jj@chaosbits.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-04-10 09:17:33 -07:00
Lothar Waßmann 218f4d437d staging:iio:core add missing increment of loop index in iio_map_array_unregister()
staging:iio:core add missing increment of loop index in iio_map_array_unregister()

Signed-off-by: Lothar Waßmann <LW@KARO-electronics.de>
Acked-by: Jonathan Cameron <jic23@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-04-10 09:17:33 -07:00
Dan Magenheimer 50637f050e staging: ramster: unbreak my heart
The just-merged ramster staging driver was dependent on a cleanup patch in
cleancache, so was marked CONFIG_BROKEN until that patch could be
merged.  That cleancache patch is now merged (and the correct SHA of the
cleancache patch is 3167760f83 rather than
the one shown in the comment removed in the patch below).

So remove the CONFIG_BROKEN now and the comment that is no longer true...

Signed-off-by: Dan Magenheimer <dan.magenheimer@oracle.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-04-10 09:16:19 -07:00
Gerard Snitselaar eaa004a4ba staging/vme: Fix module parameters
loopback should be declared bool, and variant probably shouldn't be
const.

Signed-off-by: Gerard Snitselaar <dev@snitselaar.org>
Acked-by: Martyn Welch <martyn.welch@ge.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-04-10 09:14:39 -07:00
Alan Cox fcff311c93 staging: sep: Fix sign of error
One of our errors wasn't negative as intended. Fix this.
(Found by Hillf Danton)

While we are at it turn user causable messages down to dev_dbg level in the
ioctl paths.

Signed-off-by: Alan Cox <alan@linux.intel.com>
Cc: stable <stable@vger.kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-04-10 09:14:39 -07:00
David Rientjes 83dbbdbb38 android, lowmemorykiller: remove task handoff notifier
The task handoff notifier leaks task_struct since it never gets freed
after the callback returns NOTIFY_OK, which means it is responsible for
doing so.

It turns out the lowmemorykiller actually doesn't need this notifier at
all.  It's used to prevent unnecessary killing by waiting for a thread
to exit as a result of lowmem_shrink(), however, it's possible to do
this in the same way the kernel oom killer works by setting TIF_MEMDIE
and avoid killing if we're still waiting for it to exit.

The kernel oom killer will already automatically set TIF_MEMDIE for
threads that are attempting to allocate memory that have a fatal signal.
The thread selected by lowmem_shrink() will have such a signal after the
lowmemorykiller sends it a SIGKILL, so this won't result in an
unnecessary use of memory reserves for the thread to exit.

This has the added benefit that we don't have to rely on
CONFIG_PROFILING to prevent needlessly killing tasks.

Reported-by: Werner Landgraf <w.landgraf@ru.ru>
Cc: stable@vger.kernel.org
Signed-off-by: David Rientjes <rientjes@google.com>
Acked-by: Colin Cross <ccross@android.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2012-04-09 20:48:44 -07:00
Lucas De Marchi 970e248649 Documentation: remove references to /etc/modprobe.conf
Usage of /etc/modprobe.conf file was deprecated by module-init-tools and
is no longer parsed by new kmod tool. References to this file are
replaced in Documentation, comments and Kconfig according to the
context.

There are also some references to the old /etc/modules.conf from 2.4
kernels that are being removed.

Signed-off-by: Lucas De Marchi <lucas.demarchi@profusion.mobi>
Acked-by: Takashi Iwai <tiwai@suse.de>
Acked-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Signed-off-by: Randy Dunlap <rdunlap@xenotime.net>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2012-03-30 16:03:15 -07:00
Linus Torvalds a591afc01d Merge branch 'x86-x32-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull x32 support for x86-64 from Ingo Molnar:
 "This tree introduces the X32 binary format and execution mode for x86:
  32-bit data space binaries using 64-bit instructions and 64-bit kernel
  syscalls.

  This allows applications whose working set fits into a 32 bits address
  space to make use of 64-bit instructions while using a 32-bit address
  space with shorter pointers, more compressed data structures, etc."

Fix up trivial context conflicts in arch/x86/{Kconfig,vdso/vma.c}

* 'x86-x32-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (71 commits)
  x32: Fix alignment fail in struct compat_siginfo
  x32: Fix stupid ia32/x32 inversion in the siginfo format
  x32: Add ptrace for x32
  x32: Switch to a 64-bit clock_t
  x32: Provide separate is_ia32_task() and is_x32_task() predicates
  x86, mtrr: Use explicit sizing and padding for the 64-bit ioctls
  x86/x32: Fix the binutils auto-detect
  x32: Warn and disable rather than error if binutils too old
  x32: Only clear TIF_X32 flag once
  x32: Make sure TS_COMPAT is cleared for x32 tasks
  fs: Remove missed ->fds_bits from cessation use of fd_set structs internally
  fs: Fix close_on_exec pointer in alloc_fdtable
  x32: Drop non-__vdso weak symbols from the x32 VDSO
  x32: Fix coding style violations in the x32 VDSO code
  x32: Add x32 VDSO support
  x32: Allow x32 to be configured
  x32: If configured, add x32 system calls to system call tables
  x32: Handle process creation
  x32: Signal-related system calls
  x86: Add #ifdef CONFIG_COMPAT to <asm/sys_ia32.h>
  ...
2012-03-29 18:12:23 -07:00
Linus Torvalds 0195c00244 Disintegrate and delete asm/system.h
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Merge tag 'split-asm_system_h-for-linus-20120328' of git://git.kernel.org/pub/scm/linux/kernel/git/dhowells/linux-asm_system

Pull "Disintegrate and delete asm/system.h" from David Howells:
 "Here are a bunch of patches to disintegrate asm/system.h into a set of
  separate bits to relieve the problem of circular inclusion
  dependencies.

  I've built all the working defconfigs from all the arches that I can
  and made sure that they don't break.

  The reason for these patches is that I recently encountered a circular
  dependency problem that came about when I produced some patches to
  optimise get_order() by rewriting it to use ilog2().

  This uses bitops - and on the SH arch asm/bitops.h drags in
  asm-generic/get_order.h by a circuituous route involving asm/system.h.

  The main difficulty seems to be asm/system.h.  It holds a number of
  low level bits with no/few dependencies that are commonly used (eg.
  memory barriers) and a number of bits with more dependencies that
  aren't used in many places (eg.  switch_to()).

  These patches break asm/system.h up into the following core pieces:

    (1) asm/barrier.h

        Move memory barriers here.  This already done for MIPS and Alpha.

    (2) asm/switch_to.h

        Move switch_to() and related stuff here.

    (3) asm/exec.h

        Move arch_align_stack() here.  Other process execution related bits
        could perhaps go here from asm/processor.h.

    (4) asm/cmpxchg.h

        Move xchg() and cmpxchg() here as they're full word atomic ops and
        frequently used by atomic_xchg() and atomic_cmpxchg().

    (5) asm/bug.h

        Move die() and related bits.

    (6) asm/auxvec.h

        Move AT_VECTOR_SIZE_ARCH here.

  Other arch headers are created as needed on a per-arch basis."

Fixed up some conflicts from other header file cleanups and moving code
around that has happened in the meantime, so David's testing is somewhat
weakened by that.  We'll find out anything that got broken and fix it..

* tag 'split-asm_system_h-for-linus-20120328' of git://git.kernel.org/pub/scm/linux/kernel/git/dhowells/linux-asm_system: (38 commits)
  Delete all instances of asm/system.h
  Remove all #inclusions of asm/system.h
  Add #includes needed to permit the removal of asm/system.h
  Move all declarations of free_initmem() to linux/mm.h
  Disintegrate asm/system.h for OpenRISC
  Split arch_align_stack() out from asm-generic/system.h
  Split the switch_to() wrapper out of asm-generic/system.h
  Move the asm-generic/system.h xchg() implementation to asm-generic/cmpxchg.h
  Create asm-generic/barrier.h
  Make asm-generic/cmpxchg.h #include asm-generic/cmpxchg-local.h
  Disintegrate asm/system.h for Xtensa
  Disintegrate asm/system.h for Unicore32 [based on ver #3, changed by gxt]
  Disintegrate asm/system.h for Tile
  Disintegrate asm/system.h for Sparc
  Disintegrate asm/system.h for SH
  Disintegrate asm/system.h for Score
  Disintegrate asm/system.h for S390
  Disintegrate asm/system.h for PowerPC
  Disintegrate asm/system.h for PA-RISC
  Disintegrate asm/system.h for MN10300
  ...
2012-03-28 15:58:21 -07:00
Linus Torvalds 750f77064a Merge git://www.linux-watchdog.org/linux-watchdog
Pull watchdog updates from Wim Van Sebroeck:
 - Removal of the Documentation/watchdog/00-INDEX file
 - Fix boot status reporting for imx2_wdt
 - clean-up sp805_wdt, pnx4008_wdt and mpcore_wdt
 - convert printk in watchdog drivers to pr_ functions
 - change nowayout module parameter to bool for every watchdog device
 - conversion of jz4740_wdt, pnx4008_wdt, max63xx_wdt, softdog,
   ep93xx_wdt, coh901327 and txx9wdt to new watchdog API
 - Add support for the WDIOC_GETTIMELEFT ioctl call to the new watchdog
   API
 - Change the new watchdog API so that the driver updates the timeout
   value
 - two fixes for the xen_wdt driver

Fix up conflicts in ep93xx driver due to the same patches being merged
through separate branches.

* git://www.linux-watchdog.org/linux-watchdog: (33 commits)
  watchdog: txx9wdt: fix timeout
  watchdog: Convert txx9wdt driver to watchdog framework
  watchdog: coh901327_wdt.c: fix timeout
  watchdog: coh901327: convert to use watchdog core
  watchdog: Add support for WDIOC_GETTIMELEFT IOCTL in watchdog core
  watchdog: ep93xx_wdt: timeout is an unsigned int value.
  watchdog: ep93xx_wdt: Fix timeout after conversion to watchdog core
  watchdog: Convert ep93xx driver to watchdog core
  watchdog: sp805: Use devm routines
  watchdog: sp805: replace readl/writel with lighter _relaxed variants
  watchdog: sp805: Fix documentation style comment
  watchdog: mpcore_wdt: Allow platform_get_irq() to fail
  watchdog: mpcore_wdt: Use devm routines
  watchdog: mpcore_wdt: Rename dev to pdev for pointing to struct platform_device
  watchdog: xen: don't clear is_active when xen_wdt_stop() failed
  watchdog: xen: don't unconditionally enable the watchdog during resume
  watchdog: fix compiler error for missing parenthesis
  watchdog: ep93xx_wdt.c: fix platform probe
  watchdog: ep93xx: Convert the watchdog driver into a platform device.
  watchdog: fix set_timeout operations
  ...
2012-03-28 13:03:26 -07:00
Linus Torvalds 09893ee845 ARM: More device tree support updates
This branch contains a number of updates for device tree support on
 several ARM platforms, in particular:
 
 * AT91 continues the device tree conversion adding support for a number of
   on-chip drivers and other functionality
 * ux500 adds probing of some of the core SoC blocks through device tree
 * Initial device tree support for ST SPEAr600 platforms
 * kirkwood continues the conversion to device-tree probing
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Merge tag 'dt2' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull "ARM: More device tree support updates" from Olof Johansson:
 "This branch contains a number of updates for device tree support on
  several ARM platforms, in particular:

   * AT91 continues the device tree conversion adding support for a
     number of on-chip drivers and other functionality
   * ux500 adds probing of some of the core SoC blocks through device
     tree
   * Initial device tree support for ST SPEAr600 platforms
   * kirkwood continues the conversion to device-tree probing"

Manually merge arch/arm/mach-ux500/Kconfig due to MACH_U8500 rename, and
drivers/usb/gadget/at91_udc.c due to header file include cleanups.

Also do an "evil merge" for the MACH_U8500 config option rename that the
affected RMI4 touchscreen driver in staging.  It's called MACH_MOP500
now, and it was missed during previous merges.

* tag 'dt2' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (48 commits)
  ARM: SPEAr600: Add device-tree support to SPEAr600 boards
  ARM: ux500: Provide local timer support for Device Tree
  ARM: ux500: Enable PL022 SSP Controller in Device Tree
  ARM: ux500: Enable PL310 Level 2 Cache Controller in Device Tree
  ARM: ux500: Enable PL011 AMBA UART Controller for Device Tree
  ARM: ux500: Enable Cortex-A9 GIC (Generic Interrupt Controller) in Device Tree
  ARM: ux500: db8500: list most devices in the snowball device tree
  ARM: ux500: split dts file for snowball into generic part
  ARM: ux500: combine the board init functions for DT boot
  ARM: ux500: Initial Device Tree support for Snowball
  ARM: ux500: CONFIG: Enable Device Tree support for future endeavours
  ARM: kirkwood: use devicetree for rtc-mv
  ARM: kirkwood: rtc-mv devicetree bindings
  ARM: kirkwood: fdt: define uart[01] as disabled, enable uart0
  ARM: kirkwood: fdt: facilitate new boards during fdt migration
  ARM: kirkwood: fdt: absorb kirkwood_init()
  ARM: kirkwood: fdt: use mrvl ticker symbol
  ARM: orion: wdt: use resource vice direct access
  ARM: Kirkwood: Remove tclk from kirkwood_asoc_platform_data.
  ARM: orion: spi: remove enable_clock_fix which is not used
  ...
2012-03-28 12:34:33 -07:00
David Howells 9ffc93f203 Remove all #inclusions of asm/system.h
Remove all #inclusions of asm/system.h preparatory to splitting and killing
it.  Performed with the following command:

perl -p -i -e 's!^#\s*include\s*<asm/system[.]h>.*\n!!' `grep -Irl '^#\s*include\s*<asm/system[.]h>' *`

Signed-off-by: David Howells <dhowells@redhat.com>
2012-03-28 18:30:03 +01:00
David Howells 96f951edb1 Add #includes needed to permit the removal of asm/system.h
asm/system.h is a cause of circular dependency problems because it contains
commonly used primitive stuff like barrier definitions and uncommonly used
stuff like switch_to() that might require MMU definitions.

asm/system.h has been disintegrated by this point on all arches into the
following common segments:

 (1) asm/barrier.h

     Moved memory barrier definitions here.

 (2) asm/cmpxchg.h

     Moved xchg() and cmpxchg() here.  #included in asm/atomic.h.

 (3) asm/bug.h

     Moved die() and similar here.

 (4) asm/exec.h

     Moved arch_align_stack() here.

 (5) asm/elf.h

     Moved AT_VECTOR_SIZE_ARCH here.

 (6) asm/switch_to.h

     Moved switch_to() here.

Signed-off-by: David Howells <dhowells@redhat.com>
2012-03-28 18:30:03 +01:00
Wim Van Sebroeck 0197c1c49e watchdog: fix set_timeout operations
Since we changed the behaviour of the set_timeout operation in the
watchdog API, we need to change the allready converted drivers so
that they update the timeout field at the end of the set_timeout
operation.

Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
2012-03-27 20:08:09 +02:00
Linus Torvalds 11bcb32848 The following text was taken from the original review request:
"[PATCH 0/3] RFC - module.h usage cleanups in fs/ and lib/"
 		https://lkml.org/lkml/2012/2/29/589
 --
 
 Fix up files in fs/ and lib/ dirs to only use module.h if they really
 need it.
 
 These are trivial in scope vs. the work done previously.  We now have
 things where any few remaining cleanups can be farmed out to arch or
 subsystem maintainers, and I have done so when possible.  What is
 remaining here represents the bits that don't clearly lie within a
 single arch/subsystem boundary, like the fs dir and the lib dir.
 
 Some duplicate includes arising from overlapping fixes from
 independent subsystem maintainer submissions are also quashed.
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Merge tag 'module-for-3.4' of git://git.kernel.org/pub/scm/linux/kernel/git/paulg/linux

Pull cleanup of fs/ and lib/ users of module.h from Paul Gortmaker:
 "Fix up files in fs/ and lib/ dirs to only use module.h if they really
  need it.

  These are trivial in scope vs the work done previously.  We now have
  things where any few remaining cleanups can be farmed out to arch or
  subsystem maintainers, and I have done so when possible.  What is
  remaining here represents the bits that don't clearly lie within a
  single arch/subsystem boundary, like the fs dir and the lib dir.

  Some duplicate includes arising from overlapping fixes from
  independent subsystem maintainer submissions are also quashed."

Fix up trivial conflicts due to clashes with other include file cleanups
(including some due to the previous bug.h cleanup pull).

* tag 'module-for-3.4' of git://git.kernel.org/pub/scm/linux/kernel/git/paulg/linux:
  lib: reduce the use of module.h wherever possible
  fs: reduce the use of module.h wherever possible
  includecheck: delete any duplicate instances of module.h
2012-03-24 10:24:31 -07:00
Linus Torvalds ed2d265d12 The following text was taken from the original review request:
"[RFC - PATCH 0/7] consolidation of BUG support code."
 		https://lkml.org/lkml/2012/1/26/525
 --
 
 The changes shown here are to unify linux's BUG support under
 the one <linux/bug.h> file.  Due to historical reasons, we have
 some BUG code in bug.h and some in kernel.h -- i.e. the support for
 BUILD_BUG in linux/kernel.h predates the addition of linux/bug.h,
 but old code in kernel.h wasn't moved to bug.h at that time.  As
 a band-aid, kernel.h was including <asm/bug.h> to pseudo link them.
 
 This has caused confusion[1] and general yuck/WTF[2] reactions.
 Here is an example that violates the principle of least surprise:
 
       CC      lib/string.o
       lib/string.c: In function 'strlcat':
       lib/string.c:225:2: error: implicit declaration of function 'BUILD_BUG_ON'
       make[2]: *** [lib/string.o] Error 1
       $
       $ grep linux/bug.h lib/string.c
       #include <linux/bug.h>
       $
 
 We've included <linux/bug.h> for the BUG infrastructure and yet we
 still get a compile fail!  [We've not kernel.h for BUILD_BUG_ON.]
 Ugh - very confusing for someone who is new to kernel development.
 
 With the above in mind, the goals of this changeset are:
 
 1) find and fix any include/*.h files that were relying on the
    implicit presence of BUG code.
 2) find and fix any C files that were consuming kernel.h and
    hence relying on implicitly getting some/all BUG code.
 3) Move the BUG related code living in kernel.h to <linux/bug.h>
 4) remove the asm/bug.h from kernel.h to finally break the chain.
 
 During development, the order was more like 3-4, build-test, 1-2.
 But to ensure that git history for bisect doesn't get needless
 build failures introduced, the commits have been reorderd to fix
 the problem areas in advance.
 
 [1]  https://lkml.org/lkml/2012/1/3/90
 [2]  https://lkml.org/lkml/2012/1/17/414
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Merge tag 'bug-for-3.4' of git://git.kernel.org/pub/scm/linux/kernel/git/paulg/linux

Pull <linux/bug.h> cleanup from Paul Gortmaker:
 "The changes shown here are to unify linux's BUG support under the one
  <linux/bug.h> file.  Due to historical reasons, we have some BUG code
  in bug.h and some in kernel.h -- i.e.  the support for BUILD_BUG in
  linux/kernel.h predates the addition of linux/bug.h, but old code in
  kernel.h wasn't moved to bug.h at that time.  As a band-aid, kernel.h
  was including <asm/bug.h> to pseudo link them.

  This has caused confusion[1] and general yuck/WTF[2] reactions.  Here
  is an example that violates the principle of least surprise:

      CC      lib/string.o
      lib/string.c: In function 'strlcat':
      lib/string.c:225:2: error: implicit declaration of function 'BUILD_BUG_ON'
      make[2]: *** [lib/string.o] Error 1
      $
      $ grep linux/bug.h lib/string.c
      #include <linux/bug.h>
      $

  We've included <linux/bug.h> for the BUG infrastructure and yet we
  still get a compile fail! [We've not kernel.h for BUILD_BUG_ON.] Ugh -
  very confusing for someone who is new to kernel development.

  With the above in mind, the goals of this changeset are:

  1) find and fix any include/*.h files that were relying on the
     implicit presence of BUG code.
  2) find and fix any C files that were consuming kernel.h and hence
     relying on implicitly getting some/all BUG code.
  3) Move the BUG related code living in kernel.h to <linux/bug.h>
  4) remove the asm/bug.h from kernel.h to finally break the chain.

  During development, the order was more like 3-4, build-test, 1-2.  But
  to ensure that git history for bisect doesn't get needless build
  failures introduced, the commits have been reorderd to fix the problem
  areas in advance.

	[1]  https://lkml.org/lkml/2012/1/3/90
	[2]  https://lkml.org/lkml/2012/1/17/414"

Fix up conflicts (new radeon file, reiserfs header cleanups) as per Paul
and linux-next.

* tag 'bug-for-3.4' of git://git.kernel.org/pub/scm/linux/kernel/git/paulg/linux:
  kernel.h: doesn't explicitly use bug.h, so don't include it.
  bug: consolidate BUILD_BUG_ON with other bug code
  BUG: headers with BUG/BUG_ON etc. need linux/bug.h
  bug.h: add include of it to various implicit C users
  lib: fix implicit users of kernel.h for TAINT_WARN
  spinlock: macroize assert_spin_locked to avoid bug.h dependency
  x86: relocate get/set debugreg fcns to include/asm/debugreg.
2012-03-24 10:08:39 -07:00
Linus Torvalds 8e3ade251b Merge branch 'akpm' (Andrew's patch-bomb)
Merge second batch of patches from Andrew Morton:
 - various misc things
 - core kernel changes to prctl, exit, exec, init, etc.
 - kernel/watchdog.c updates
 - get_maintainer
 - MAINTAINERS
 - the backlight driver queue
 - core bitops code cleanups
 - the led driver queue
 - some core prio_tree work
 - checkpatch udpates
 - largeish crc32 update
 - a new poll() feature for the v4l guys
 - the rtc driver queue
 - fatfs
 - ptrace
 - signals
 - kmod/usermodehelper updates
 - coredump
 - procfs updates

* emailed from Andrew Morton <akpm@linux-foundation.org>: (141 commits)
  seq_file: add seq_set_overflow(), seq_overflow()
  proc-ns: use d_set_d_op() API to set dentry ops in proc_ns_instantiate().
  procfs: speed up /proc/pid/stat, statm
  procfs: add num_to_str() to speed up /proc/stat
  proc: speed up /proc/stat handling
  fs/proc/kcore.c: make get_sparsemem_vmemmap_info() static
  coredump: add VM_NODUMP, MADV_NODUMP, MADV_CLEAR_NODUMP
  coredump: remove VM_ALWAYSDUMP flag
  kmod: make __request_module() killable
  kmod: introduce call_modprobe() helper
  usermodehelper: ____call_usermodehelper() doesn't need do_exit()
  usermodehelper: kill umh_wait, renumber UMH_* constants
  usermodehelper: implement UMH_KILLABLE
  usermodehelper: introduce umh_complete(sub_info)
  usermodehelper: use UMH_WAIT_PROC consistently
  signal: zap_pid_ns_processes: s/SEND_SIG_NOINFO/SEND_SIG_FORCED/
  signal: oom_kill_task: use SEND_SIG_FORCED instead of force_sig()
  signal: cosmetic, s/from_ancestor_ns/force/ in prepare_signal() paths
  signal: give SEND_SIG_FORCED more power to beat SIGNAL_UNKILLABLE
  Hexagon: use set_current_blocked() and block_sigmask()
  ...
2012-03-23 16:59:10 -07:00
Oleg Nesterov 70834d3070 usermodehelper: use UMH_WAIT_PROC consistently
A few call_usermodehelper() callers use the hardcoded constant instead of
the proper UMH_WAIT_PROC, fix them.

Reported-by: Tetsuo Handa <penguin-kernel@i-love.sakura.ne.jp>
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
Cc: Lars Ellenberg <drbd-dev@lists.linbit.com>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Michal Januszewski <spock@gentoo.org>
Cc: Florian Tobias Schandinat <FlorianSchandinat@gmx.de>
Cc: Kentaro Takeda <takedakn@nttdata.co.jp>
Cc: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>
Cc: James Morris <jmorris@namei.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2012-03-23 16:58:41 -07:00
Uwe Kleine-König 953326cb60 drivers/staging/telephony/ixj.c: fix warning about sequence points
In the statement

	j->caplist[j->caps].handle = j->caps++;

there is no sequence point between the usage of j->caps on the LHS of
the assignment and the incrementation on its RHS.  So it's not defined
in Standard C if j->caps is already incremented when used on the LHS
even though the postfix ++ operator is used.  To properly fix that the
incrementation has to be done in a separate expression.

This fixes:
	drivers/telephony/ixj.c: In function `add_caps':
	drivers/telephony/ixj.c:5930:38: warning: operation on `j->caps' may be undefined [-Wsequence-point]
	drivers/telephony/ixj.c:5950:38: warning: operation on `j->caps' may be undefined [-Wsequence-point]
	drivers/telephony/ixj.c:5954:38: warning: operation on `j->caps' may be undefined [-Wsequence-point]
	drivers/telephony/ixj.c:5965:39: warning: operation on `j->caps' may be undefined [-Wsequence-point]
	drivers/telephony/ixj.c:5976:39: warning: operation on `j->caps' may be undefined [-Wsequence-point]
	drivers/telephony/ixj.c:5988:39: warning: operation on `j->caps' may be undefined [-Wsequence-point]
	drivers/telephony/ixj.c:5998:38: warning: operation on `j->caps' may be undefined [-Wsequence-point]
	drivers/telephony/ixj.c:6003:38: warning: operation on `j->caps' may be undefined [-Wsequence-point]
	drivers/telephony/ixj.c:6008:38: warning: operation on `j->caps' may be undefined [-Wsequence-point]
	drivers/telephony/ixj.c:6013:38: warning: operation on `j->caps' may be undefined [-Wsequence-point]
	drivers/telephony/ixj.c:6019:38: warning: operation on `j->caps' may be undefined [-Wsequence-point]
	drivers/telephony/ixj.c:6026:39: warning: operation on `j->caps' may be undefined [-Wsequence-point]
	drivers/telephony/ixj.c:6031:39: warning: operation on `j->caps' may be undefined [-Wsequence-point]
	drivers/telephony/ixj.c:6036:39: warning: operation on `j->caps' may be undefined [-Wsequence-point]
	drivers/telephony/ixj.c:6041:39: warning: operation on `j->caps' may be undefined [-Wsequence-point]
	drivers/telephony/ixj.c:6049:39: warning: operation on `j->caps' may be undefined [-Wsequence-point]
	drivers/telephony/ixj.c:6057:39: warning: operation on `j->caps' may be undefined [-Wsequence-point]
	drivers/telephony/ixj.c:6065:39: warning: operation on `j->caps' may be undefined [-Wsequence-point]
	drivers/telephony/ixj.c:6071:39: warning: operation on `j->caps' may be undefined [-Wsequence-point]

Signed-off-by: Uwe Kleine-König <uwe@kleine-koenig.org>
Cc: Lucas De Marchi <lucas.demarchi@profusion.mobi>
Cc: Greg KH <greg@kroah.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2012-03-23 16:58:31 -07:00
Linus Torvalds e317234975 Merge branch 'v4l_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media
Pull media updates from Mauro Carvalho Chehab:
 - V4L2 API additions to better support JPEG compression control
 - media API additions to properly support MPEG decoders
 - V4L2 API additions for image crop/scaling
 - a few other V4L2 API DocBook fixes/improvements
 - two new DVB frontend drivers: m88rs2000 and rtl2830
 - two new DVB drivers: az6007 and rtl28xxu
 - a framework for ISA drivers, that removed lots of common code found
   at the ISA radio drivers
 - a new FM transmitter driver (radio-keene)
 - a GPIO-based IR receiver driver
 - a new sensor driver: mt9m032
 - some new video drivers: adv7183, blackfin, mx2_emmaprp, sii9234_drv,
   vs6624
 - several new board additions, driver fixes, improvements and cleanups.

* 'v4l_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media: (295 commits)
  [media] update CARDLIST.em28xx
  [media] partially reverts changeset fa5527c
  [media] stb0899: fix the limits for signal strength values
  [media] em28xx: support for 2304:0242 PCTV QuatroStick (510e)
  [media] em28xx: support for 2013:0251 PCTV QuatroStick nano (520e)
  [media] -EINVAL -> -ENOTTY
  [media] gspca - sn9c20x: Cleanup source
  [media] gspca - sn9c20x: Simplify register write for capture start/stop
  [media] gspca - sn9c20x: Add automatic JPEG compression mechanism
  [media] gspca - sn9c20x: Greater delay in case of sensor no response
  [media] gspca - sn9c20x: Optimize the code of write sequences
  [media] gspca - sn9c20x: Add the JPEG compression quality control
  [media] gspca - sn9c20x: Add a delay after Omnivision sensor reset
  [media] gspca - sn9c20x: Propagate USB errors to higher level
  [media] gspca - sn9c20x: Use the new video control mechanism
  [media] gspca - sn9c20x: Fix loss of frame start
  [media] gspca - zc3xx: Lack of register 08 value for sensor cs2102k
  [media] gspca - ov534_9: Add brightness to OmniVision 5621 sensor
  [media] gspca - zc3xx: Add V4L2_CID_JPEG_COMPRESSION_QUALITY control support
  [media] pvrusb2: fix 7MHz & 8MHz DVB-T tuner support for HVR1900 rev D1F5
  ...
2012-03-23 14:39:09 -07:00
Linus Torvalds aab008db80 Cleanups: rename of flush to invalidate, moving reporting of statistics
into debugfs, and use __read_mostly as neccessary.
 Also add a MAINTAINER file for cleancache API files.
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Merge tag 'stable/for-linus-3.4' of git://git.kernel.org/pub/scm/linux/kernel/git/konrad/mm

Pull cleancache changes from Konrad Rzeszutek Wilk:
 "This has some patches for the cleancache API that should have been
  submitted a _long_ time ago.  They are basically cleanups:

   - rename of flush to invalidate

   - moving reporting of statistics into debugfs

   - use __read_mostly as necessary.

  Oh, and also the MAINTAINERS file change.  The files (except the
  MAINTAINERS file) have been in #linux-next for months now.  The late
  addition of MAINTAINERS file is a brain-fart on my side - didn't
  realize I needed that just until I was typing this up - and I based
  that patch on v3.3 - so the tree is on top of v3.3."

* tag 'stable/for-linus-3.4' of git://git.kernel.org/pub/scm/linux/kernel/git/konrad/mm:
  MAINTAINERS: Adding cleancache API to the list.
  mm: cleancache: Use __read_mostly as appropiate.
  mm: cleancache: report statistics via debugfs instead of sysfs.
  mm: zcache/tmem/cleancache: s/flush/invalidate/
  mm: cleancache: s/flush/invalidate/
2012-03-22 19:52:47 -07:00
Linus Torvalds ba331d5dec Merge branch 'drm-nouveau-destage' of git://people.freedesktop.org/~airlied/linux
Pull nouveau destaging + Kelper modesetting support from Dave Airlie:
 "This pull request is unexpected and not something I had mentioned
  previously.

  So NVIDIA announced new Kepler GPUs this morning, and Ben has killed
  himself getting modesetting support for them together to have on
  launch day.  Most of the code to support the new chips has already
  gone in, however this pull contains a few more pieces along with the
  final enables so the driver binds to the new Kepler cards.  Its quite
  amazing that nouveau can support a GPU on its launch day even if its
  just unaccelerated modesetting, and I'd like to have support in the
  next kernel.

  In order to sweeten the deal, Ben has also requested nouveau destage
  and become ABI stable, the only change is the version number bump
  which he prepared userspace for quite a long time ago.  The driver
  hasn't broken ABI since that one big break that caused a lot of fuss.

  It's also quite a small set of code, and not likely to break anything."

* 'drm-nouveau-destage' of git://people.freedesktop.org/~airlied/linux:
  drm/nouveau/dp: support version 4.0 of DP table
  drm/nve0/disp: nvidia randomly decided to move the dithering method
  drm/nve0: initial modesetting support for kepler chipsets
  drm/nouveau: add bios connector type for dms59
  drm/nouveau: move out of staging drivers
  drm/nouveau: bump version to 1.0.0
  drm/nvd0/disp: ignore clock set if no pclk
  drm/nouveau: oops, increase channel dispc_vma to 4
  drm/nouveau: inform userspace of new kernel subchannel requirements
  drm/nouveau: remove m2mf creation on userspace channels
  drm/nvc0-/disp: reimplement flip completion method as fifo method
  drm/nouveau: move fence sequence check to start of loop
  drm/nouveau: remove subchannel names from places where it doesn't matter
  drm/nouveau/ttm: always do buffer moves on kernel channel
2012-03-22 13:27:02 -07:00
Dave Airlie 1898f4426b Merge branch 'drm-nouveau-next' of git://git.freedesktop.org/git/nouveau/linux-2.6 into drm-next
* 'drm-nouveau-next' of git://git.freedesktop.org/git/nouveau/linux-2.6:
  drm/nouveau/dp: support version 4.0 of DP table
  drm/nve0/disp: nvidia randomly decided to move the dithering method
  drm/nve0: initial modesetting support for kepler chipsets
  drm/nouveau: add bios connector type for dms59
  drm/nouveau: move out of staging drivers
  drm/nouveau: bump version to 1.0.0
  drm/nvd0/disp: ignore clock set if no pclk
  drm/nouveau: oops, increase channel dispc_vma to 4
  drm/nouveau: inform userspace of new kernel subchannel requirements
  drm/nouveau: remove m2mf creation on userspace channels
  drm/nvc0-/disp: reimplement flip completion method as fifo method
  drm/nouveau: move fence sequence check to start of loop
  drm/nouveau: remove subchannel names from places where it doesn't matter
  drm/nouveau/ttm: always do buffer moves on kernel channel
2012-03-22 14:44:06 +00:00
Ben Skeggs f3c93cbde7 drm/nouveau: move out of staging drivers
There's really no good reason for us to be in here anymore, we have to
maintain this ABI anyway to avoid angering people.

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2012-03-22 17:18:12 +10:00
Linus Torvalds 9f3938346a Merge branch 'kmap_atomic' of git://github.com/congwang/linux
Pull kmap_atomic cleanup from Cong Wang.

It's been in -next for a long time, and it gets rid of the (no longer
used) second argument to k[un]map_atomic().

Fix up a few trivial conflicts in various drivers, and do an "evil
merge" to catch some new uses that have come in since Cong's tree.

* 'kmap_atomic' of git://github.com/congwang/linux: (59 commits)
  feature-removal-schedule.txt: schedule the deprecated form of kmap_atomic() for removal
  highmem: kill all __kmap_atomic() [swarren@nvidia.com: highmem: Fix ARM build break due to __kmap_atomic rename]
  drbd: remove the second argument of k[un]map_atomic()
  zcache: remove the second argument of k[un]map_atomic()
  gma500: remove the second argument of k[un]map_atomic()
  dm: remove the second argument of k[un]map_atomic()
  tomoyo: remove the second argument of k[un]map_atomic()
  sunrpc: remove the second argument of k[un]map_atomic()
  rds: remove the second argument of k[un]map_atomic()
  net: remove the second argument of k[un]map_atomic()
  mm: remove the second argument of k[un]map_atomic()
  lib: remove the second argument of k[un]map_atomic()
  power: remove the second argument of k[un]map_atomic()
  kdb: remove the second argument of k[un]map_atomic()
  udf: remove the second argument of k[un]map_atomic()
  ubifs: remove the second argument of k[un]map_atomic()
  squashfs: remove the second argument of k[un]map_atomic()
  reiserfs: remove the second argument of k[un]map_atomic()
  ocfs2: remove the second argument of k[un]map_atomic()
  ntfs: remove the second argument of k[un]map_atomic()
  ...
2012-03-21 09:40:26 -07:00
Linus Torvalds 69a7aebcf0 Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/trivial
Pull trivial tree from Jiri Kosina:
 "It's indeed trivial -- mostly documentation updates and a bunch of
  typo fixes from Masanari.

  There are also several linux/version.h include removals from Jesper."

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/trivial: (101 commits)
  kcore: fix spelling in read_kcore() comment
  constify struct pci_dev * in obvious cases
  Revert "char: Fix typo in viotape.c"
  init: fix wording error in mm_init comment
  usb: gadget: Kconfig: fix typo for 'different'
  Revert "power, max8998: Include linux/module.h just once in drivers/power/max8998_charger.c"
  writeback: fix fn name in writeback_inodes_sb_nr_if_idle() comment header
  writeback: fix typo in the writeback_control comment
  Documentation: Fix multiple typo in Documentation
  tpm_tis: fix tis_lock with respect to RCU
  Revert "media: Fix typo in mixer_drv.c and hdmi_drv.c"
  Doc: Update numastat.txt
  qla4xxx: Add missing spaces to error messages
  compiler.h: Fix typo
  security: struct security_operations kerneldoc fix
  Documentation: broken URL in libata.tmpl
  Documentation: broken URL in filesystems.tmpl
  mtd: simplify return logic in do_map_probe()
  mm: fix comment typo of truncate_inode_pages_range
  power: bq27x00: Fix typos in comment
  ...
2012-03-20 21:12:50 -07:00
Linus Torvalds 3b59bf0816 Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next
Pull networking merge from David Miller:
 "1) Move ixgbe driver over to purely page based buffering on receive.
     From Alexander Duyck.

  2) Add receive packet steering support to e1000e, from Bruce Allan.

  3) Convert TCP MD5 support over to RCU, from Eric Dumazet.

  4) Reduce cpu usage in handling out-of-order TCP packets on modern
     systems, also from Eric Dumazet.

  5) Support the IP{,V6}_UNICAST_IF socket options, making the wine
     folks happy, from Erich Hoover.

  6) Support VLAN trunking from guests in hyperv driver, from Haiyang
     Zhang.

  7) Support byte-queue-limtis in r8169, from Igor Maravic.

  8) Outline code intended for IP_RECVTOS in IP_PKTOPTIONS existed but
     was never properly implemented, Jiri Benc fixed that.

  9) 64-bit statistics support in r8169 and 8139too, from Junchang Wang.

  10) Support kernel side dump filtering by ctmark in netfilter
      ctnetlink, from Pablo Neira Ayuso.

  11) Support byte-queue-limits in gianfar driver, from Paul Gortmaker.

  12) Add new peek socket options to assist with socket migration, from
      Pavel Emelyanov.

  13) Add sch_plug packet scheduler whose queue is controlled by
      userland daemons using explicit freeze and release commands.  From
      Shriram Rajagopalan.

  14) Fix FCOE checksum offload handling on transmit, from Yi Zou."

* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next: (1846 commits)
  Fix pppol2tp getsockname()
  Remove printk from rds_sendmsg
  ipv6: fix incorrent ipv6 ipsec packet fragment
  cpsw: Hook up default ndo_change_mtu.
  net: qmi_wwan: fix build error due to cdc-wdm dependecy
  netdev: driver: ethernet: Add TI CPSW driver
  netdev: driver: ethernet: add cpsw address lookup engine support
  phy: add am79c874 PHY support
  mlx4_core: fix race on comm channel
  bonding: send igmp report for its master
  fs_enet: Add MPC5125 FEC support and PHY interface selection
  net: bpf_jit: fix BPF_S_LDX_B_MSH compilation
  net: update the usage of CHECKSUM_UNNECESSARY
  fcoe: use CHECKSUM_UNNECESSARY instead of CHECKSUM_PARTIAL on tx
  net: do not do gso for CHECKSUM_UNNECESSARY in netif_needs_gso
  ixgbe: Fix issues with SR-IOV loopback when flow control is disabled
  net/hyperv: Fix the code handling tx busy
  ixgbe: fix namespace issues when FCoE/DCB is not enabled
  rtlwifi: Remove unused ETH_ADDR_LEN defines
  igbvf: Use ETH_ALEN
  ...

Fix up fairly trivial conflicts in drivers/isdn/gigaset/interface.c and
drivers/net/usb/{Kconfig,qmi_wwan.c} as per David.
2012-03-20 21:04:47 -07:00
Linus Torvalds ed378a52da USB merge for 3.4-rc1
Here's the big USB merge for the 3.4-rc1 merge window.
 
 Lots of gadget driver reworks here, driver updates, xhci changes, some
 new drivers added, usb-serial core reworking to fix some bugs, and other
 various minor things.
 
 There are some patches touching arch code, but they have all been acked
 by the various arch maintainers.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'usb-3.3' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb

Pull USB merge for 3.4-rc1 from Greg KH:
 "Here's the big USB merge for the 3.4-rc1 merge window.

  Lots of gadget driver reworks here, driver updates, xhci changes, some
  new drivers added, usb-serial core reworking to fix some bugs, and
  other various minor things.

  There are some patches touching arch code, but they have all been
  acked by the various arch maintainers."

* tag 'usb-3.3' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb: (302 commits)
  net: qmi_wwan: add support for ZTE MF820D
  USB: option: add ZTE MF820D
  usb: gadget: f_fs: Remove lock is held before freeing checks
  USB: option: make interface blacklist work again
  usb/ub: deprecate & schedule for removal the "Low Performance USB Block" driver
  USB: ohci-pxa27x: add clk_prepare/clk_unprepare calls
  USB: use generic platform driver on ath79
  USB: EHCI: Add a generic platform device driver
  USB: OHCI: Add a generic platform device driver
  USB: ftdi_sio: new PID: LUMEL PD12
  USB: ftdi_sio: add support for FT-X series devices
  USB: serial: mos7840: Fixed MCS7820 device attach problem
  usb: Don't make USB_ARCH_HAS_{XHCI,OHCI,EHCI} depend on USB_SUPPORT.
  usb gadget: fix a section mismatch when compiling g_ffs with CONFIG_USB_FUNCTIONFS_ETH
  USB: ohci-nxp: Remove i2c_write(), use smbus
  USB: ohci-nxp: Support for LPC32xx
  USB: ohci-nxp: Rename symbols from pnx4008 to nxp
  USB: OHCI-HCD: Rename ohci-pnx4008 to ohci-nxp
  usb: gadget: Kconfig: fix typo for 'different'
  usb: dwc3: pci: fix another failure path in dwc3_pci_probe()
  ...
2012-03-20 11:26:30 -07:00
Linus Torvalds 843ec558f9 tty and serial merge for 3.4-rc1
Here's the big serial and tty merge for the 3.4-rc1 tree.
 
 There's loads of fixes and reworks in here from Jiri for the tty layer,
 and a number of patches from Alan to help try to wrestle the vt layer
 into a sane model.
 
 Other than that, lots of driver updates and fixes, and other minor
 stuff, all detailed in the shortlog.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'tty-3.3' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty

Pull TTY/serial patches from Greg KH:
 "tty and serial merge for 3.4-rc1

  Here's the big serial and tty merge for the 3.4-rc1 tree.

  There's loads of fixes and reworks in here from Jiri for the tty
  layer, and a number of patches from Alan to help try to wrestle the vt
  layer into a sane model.

  Other than that, lots of driver updates and fixes, and other minor
  stuff, all detailed in the shortlog."

* tag 'tty-3.3' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty: (132 commits)
  serial: pxa: add clk_prepare/clk_unprepare calls
  TTY: Wrong unicode value copied in con_set_unimap()
  serial: PL011: clear pending interrupts
  serial: bfin-uart: Don't access tty circular buffer in TX DMA interrupt after it is reset.
  vt: NULL dereference in vt_do_kdsk_ioctl()
  tty: serial: vt8500: fix annotations for probe/remove
  serial: remove back and forth conversions in serial_out_sync
  serial: use serial_port_in/out vs serial_in/out in 8250
  serial: introduce generic port in/out helpers
  serial: reduce number of indirections in 8250 code
  serial: delete useless void casts in 8250.c
  serial: make 8250's serial_in shareable to other drivers.
  serial: delete last unused traces of pausing I/O in 8250
  pch_uart: Add module parameter descriptions
  pch_uart: Use existing default_baud in setup_console
  pch_uart: Add user_uartclk parameter
  pch_uart: Add Fish River Island II uart clock quirks
  pch_uart: Use uartclk instead of base_baud
  mpc5200b/uart: select more tolerant uart prescaler on low baudrates
  tty: moxa: fix bit test in moxa_start()
  ...
2012-03-20 11:24:39 -07:00
Cong Wang 97d5dd121c zcache: remove the second argument of k[un]map_atomic()
Acked-by: Greg Kroah-Hartman <gregkh@suse.de>
Signed-off-by: Cong Wang <amwang@redhat.com>
2012-03-20 21:48:29 +08:00
Cong Wang ba82fe2e69 zram: remove the second argument of k[un]map_atomic()
Acked-by: Greg Kroah-Hartman <gregkh@suse.de>
Signed-off-by: Cong Wang <amwang@redhat.com>
2012-03-20 21:48:20 +08:00
Cong Wang e3debd2763 rtl8192u: remove the second argument of k[un]map_atomic()
Acked-by: Greg Kroah-Hartman <gregkh@suse.de>
Signed-off-by: Cong Wang <amwang@redhat.com>
2012-03-20 21:48:20 +08:00
Cong Wang 86cbce4de2 hv: remove the second argument of k[un]map_atomic()
Acked-by: Greg Kroah-Hartman <gregkh@suse.de>
Signed-off-by: Cong Wang <amwang@redhat.com>
2012-03-20 21:48:20 +08:00
Andrew Miller 23bfb5be9f [media] Staging: media: solo6x10: core.c Fix some coding style issue
Replaced spaces with tabs

Signed-off-by: Andrew Miller <amiller@amilx.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2012-03-19 15:44:00 -03:00
Justin P. Mattock b47acf2a16 [media] staging: Fix comments and some typos in staging/media/*
linux-next:
I like to spend some time reading code, in doing so I have found some
typos in some of the comments.

Signed-off-by: Justin P. Mattock <justinmattock@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2012-03-19 14:26:16 -03:00