Commit Graph

375915 Commits

Author SHA1 Message Date
Linus Torvalds
94f1be9798 A build fix and a uapi exposure fix. The build fix is later than
I liked, but my first version broke linux-next due to overzealous
 header clean.
 
 Thanks,
 Rusty.
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Merge tag 'fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rusty/linux

Pull virtio fixes from Rusty Russell:
 "A build fix and a uapi exposure fix.  The build fix is later than I
  liked, but my first version broke linux-next due to overzealous header
  clean."

* tag 'fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rusty/linux:
  virtio_console: fix uapi header
  Hoist memcpy_fromiovec/memcpy_toiovec into lib/
2013-05-22 07:16:49 -07:00
Linus Torvalds
519fe2ecb7 Merge branch 'leds-fixes-3.10' of git://git.kernel.org/pub/scm/linux/kernel/git/cooloney/linux-leds
Pull LED subsystem fix from Bryan Wu.

* 'leds-fixes-3.10' of git://git.kernel.org/pub/scm/linux/kernel/git/cooloney/linux-leds:
  leds: leds-gpio: reserve gpio before using it
2013-05-21 11:41:07 -07:00
Timo Teräs
803d19d57a leds: leds-gpio: reserve gpio before using it
This reverts commit a99d76f (leds: leds-gpio: use gpio_request_one)
and commit 2d7c22f (leds: leds-gpio: set devm_gpio_request_one()
flags param correctly) which was a fix of the first one.

The conversion to devm_gpio_request in commit e3b1d44c (leds:
leds-gpio: use devm_gpio_request_one) is not reverted.

The problem is that gpio_cansleep() and gpio_get_value_cansleep()
calls can crash if the gpio is not first reserved. Incidentally this
same bug existed earlier and was fixed similarly in commit d95cbe61
(leds: Fix potential leds-gpio oops). But the OOPS is real. It happens
when GPIOs are provided by module which is not yet loaded.

So this fixes the following BUG during my ALIX boot (3.9.2-vanilla):

BUG: unable to handle kernel NULL pointer dereference at 0000004c
IP: [<c11287d6>] __gpio_cansleep+0xe/0x1a
*pde = 00000000
Oops: 0000 [#1] SMP
Modules linked in: leds_gpio(+) via_rhine mii cs5535_mfd mfd_core
geode_rng rng_core geode_aes isofs nls_utf8 nls_cp437 vfat fat
ata_generic pata_amd pata_cs5536 pata_acpi libata ehci_pci ehci_hcd
ohci_hcd usb_storage usbcore usb_common sd_mod scsi_mod squashfs loop
Pid: 881, comm: modprobe Not tainted 3.9.2 #1-Alpine
EIP: 0060:[<c11287d6>] EFLAGS: 00010282 CPU: 0
EIP is at __gpio_cansleep+0xe/0x1a
EAX: 00000000 EBX: cf364018 ECX: c132b8b9 EDX: 00000000
ESI: c13993a4 EDI: c1399370 EBP: cded9dbc ESP: cded9dbc
 DS: 007b ES: 007b FS: 00d8 GS: 0033 SS: 0068
CR0: 8005003b CR2: 0000004c CR3: 0f0c4000 CR4: 00000090
DR0: 00000000 DR1: 00000000 DR2: 00000000 DR3: 00000000
DR6: ffff0ff0 DR7: 00000400
Process modprobe (pid: 881, ti=cded8000 task=cf094aa0 task.ti=cded8000)
Stack:
 cded9de0 d09471cb 00000000 c1399260 cf364014 00000000 c1399260 c1399254
 d0949014 cded9df4 c118cd59 c1399260 d0949014 d0949014 cded9e08 c118ba47
 c1399260 d0949014 c1399294 cded9e1c c118bb75 cded9e24 d0949014 00000000
Call Trace:
 [<d09471cb>] gpio_led_probe+0xba/0x203 [leds_gpio]
 [<c118cd59>] platform_drv_probe+0x26/0x48
 [<c118ba47>] driver_probe_device+0x75/0x15c
 [<c118bb75>] __driver_attach+0x47/0x63
 [<c118a727>] bus_for_each_dev+0x3c/0x66
 [<c118b6f9>] driver_attach+0x14/0x16
 [<c118bb2e>] ? driver_probe_device+0x15c/0x15c
 [<c118b3d5>] bus_add_driver+0xbd/0x1bc
 [<d08b4000>] ? 0xd08b3fff
 [<d08b4000>] ? 0xd08b3fff
 [<c118bffc>] driver_register+0x74/0xec
 [<d08b4000>] ? 0xd08b3fff
 [<c118c8e8>] platform_driver_register+0x38/0x3a
 [<d08b400d>] gpio_led_driver_init+0xd/0x1000 [leds_gpio]
 [<c100116c>] do_one_initcall+0x6b/0x10f
 [<d08b4000>] ? 0xd08b3fff
 [<c105e918>] load_module+0x1631/0x1907
 [<c10975d6>] ? insert_vmalloc_vmlist+0x14/0x43
 [<c1098d5b>] ? __vmalloc_node_range+0x13e/0x15f
 [<c105ec50>] sys_init_module+0x62/0x77
 [<c1257888>] syscall_call+0x7/0xb
EIP: [<c11287d6>] __gpio_cansleep+0xe/0x1a SS:ESP 0068:cded9dbc
CR2: 000000000000004c
 ---[ end trace 5308fb20d2514822 ]---

Signed-off-by: Timo Teräs <timo.teras@iki.f>
Cc: Sachin Kamat <sachin.kamat@linaro.org>
Cc: Raphael Assenat <raph@8d.com>
Cc: Trent Piepho <tpiepho@freescale.com>
Cc: Javier Martinez Canillas <javier.martinez@collabora.co.uk>
Cc: Arnaud Patard <arnaud.patard@rtp-net.org>
Cc: Ezequiel Garcia <ezequiel.garcia@free-electrons.com>
Acked-by: Jingoo Han <jg1.han@samsung.com>
Signed-off-by: Bryan Wu <cooloney@gmail.com>
2013-05-21 11:26:53 -07:00
Linus Torvalds
e748a38596 Merge branch 'i2c/for-current' of git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux
Pull i2c bugfixes from Wolfram Sang:
 "These should have been in rc2 but I missed it due to working on devm
  longer than expected.

  There is one ID addition, since we are touching the driver anyhow.
  And the feature bit documentation is one outcome of a debug session
  and will make it easier for users to work around problems.  The rest
  is typical driver bugfixes."

* 'i2c/for-current' of git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux:
  i2c: suppress lockdep warning on delete_device
  i2c: mv64xxx: work around signals causing I2C transactions to be aborted
  i2c: i801: Document feature bits in modinfo
  i2c: designware: add Intel BayTrail ACPI ID
  i2c: designware: always clear interrupts before enabling them
  i2c: designware: fix RX FIFO overrun
2013-05-21 11:11:45 -07:00
Linus Torvalds
c4ad180f0e Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux
Pull s390 update from Martin Schwidefsky:
 "An additional sysfs attribute for channel paths and a couple of bux
  fixes"

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux:
  s390/pgtable: fix ipte notify bit
  s390/xpram: mark xpram as non-rotational
  s390/smp: fix cpu re-scan vs. cpu state
  s390/cio: add channel ID sysfs attribute
  s390/ftrace: fix mcount adjustment
  s390: fix gmap_ipte_notifier vs. software dirty pages
  s390: disable pfmf for clear page instruction
  s390/disassembler: prevent endless loop in print_fn_code()
  s390: remove non existent reference to GENERIC_KERNEL_THREAD
2013-05-21 09:36:46 -07:00
Stephen Boyd
aa03381046 ARM: smp: Drop RCU_NONIDLE usage in cpu_die()
Before f7b861b7a6 ("arm: Use generic idle loop") ARM would kill the
CPU within the rcu idle section.  Now that the rcu_idle_enter()/exit()
pair have been pushed lower down in the idle loop this is no longer true
and so using RCU_NONIDLE here is no longer necessary and also harmful
because RCU is not actually idle at this point.

Cc: Russell King <linux@arm.linux.org.uk>
Acked-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2013-05-21 08:56:21 -07:00
Linus Torvalds
0ddaa97425 Merge branch 'drm-radeon-sun-hainan' of git://people.freedesktop.org/~airlied/linux
Pull radeon sun/hainan support from  Dave Airlie:
 "Since I know its outside the merge window, but since this is new hw I
  thought I'd try and provoke the new hw exception, it just fills in the
  blanks in the driver for the new AMD sun and hainan chipsets."

* 'drm-radeon-sun-hainan' of git://people.freedesktop.org/~airlied/linux:
  drm/radeon: add Hainan pci ids
  drm/radeon: add golden register settings for Hainan (v2)
  drm/radeon: sun/hainan chips do not have UVD (v2)
  drm/radeon: track which asics have UVD
  drm/radeon: radeon-asic updates for Hainan
  drm/radeon: fill in ucode loading support for Hainan
  drm/radeon: don't touch DCE or VGA regs on Hainan (v3)
  drm/radeon: fill in GPU init for Hainan (v2)
  drm/radeon: add chip family for Hainan
2013-05-21 08:50:57 -07:00
Linus Torvalds
007b703b3e Merge branch 'drm-fixes' of git://people.freedesktop.org/~airlied/linux
Pull DRM fixes from Dave Airlie:
 "This is just a set of nouveau and radeon fixes, the nouveau ones fix
  some suspend/resume regressions since use of copy engines and some
  fixes for Z compression on some newer chipsets."

* 'drm-fixes' of git://people.freedesktop.org/~airlied/linux:
  drm/radeon/dce2: use 10khz units for audio dto calculation
  drm/radeon: Fix VRAM size calculation for VRAM >= 4GB
  drm/radeon: Remove superfluous variable
  drm/nouveau: ensure channels are stopped before saving fences for suspend
  drm/nv50/fifo: prevent races between clients updating playlists
  drm/nvc0/fifo: prevent CHAN_TABLE_ERROR:CHANNEL_PENDING on fifo fini
  drm/nvc0/fifo: prevent races between clients updating playlists
  drm/nve0/fifo: prevent races between clients updating playlists
  drm/nve0/ltcg: poke the partition count into yet another register
  drm/nvc0/ltcg: fix handling of disabled partitions
  drm/nvc0/ce: disable ce1 on a number of chipsets
  drm/nouveau/bios: fix thinko in ZM_MASK_ADD opcode
  drm/nouveau: fix build with nv50->nvc0
2013-05-21 08:50:09 -07:00
Dave Airlie
cc3e06a57d Merge branch 'drm-fixes-3.10-sun' of git://people.freedesktop.org/~agd5f/linux into drm-next
This is the pull request for AMD Sun/Hainan support.  I've
split it out separately from my regular fixes stream.  Hainan
is a new SI asic with no UVD or DCE hardware.  The patches are
minimally invasive; basically just pci ids and skipping UVD and
DCE init for this family.  Most of the changes to si.c are just
the golden register tables for the family.

* 'drm-fixes-3.10-sun' of git://people.freedesktop.org/~agd5f/linux:
  drm/radeon: add Hainan pci ids
  drm/radeon: add golden register settings for Hainan (v2)
  drm/radeon: sun/hainan chips do not have UVD (v2)
  drm/radeon: track which asics have UVD
  drm/radeon: radeon-asic updates for Hainan
  drm/radeon: fill in ucode loading support for Hainan
  drm/radeon: don't touch DCE or VGA regs on Hainan (v3)
  drm/radeon: fill in GPU init for Hainan (v2)
  drm/radeon: add chip family for Hainan
2013-05-21 09:42:55 +10:00
Dave Airlie
a3f6902672 Merge branch 'drm-fixes-3.10' of git://people.freedesktop.org/~agd5f/linux into drm-next
Minor bug fixes.

* 'drm-fixes-3.10' of git://people.freedesktop.org/~agd5f/linux:
  drm/radeon/dce2: use 10khz units for audio dto calculation
  drm/radeon: Fix VRAM size calculation for VRAM >= 4GB
  drm/radeon: Remove superfluous variable
2013-05-21 09:41:33 +10:00
Linus Torvalds
c7788792a5 Linux 3.10-rc2 2013-05-20 14:37:38 -07:00
Linus Torvalds
669c743362 Fixes:
* Regression fix in xen privcmd fixing a memory leak.
  * Add Documentation for tmem driver.
  * Simplify and remove code in the tmem driver.
  * Cleanups.
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Merge tag 'stable/for-linus-3.10-rc1-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/konrad/xen

Pull Xen fixes from Konrad Rzeszutek Wilk:
 - Regression fix in xen privcmd fixing a memory leak.
 - Add Documentation for tmem driver.
 - Simplify and remove code in the tmem driver.
 - Cleanups.

* tag 'stable/for-linus-3.10-rc1-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/konrad/xen:
  xen: Fixed assignment error in if statement
  xen/xenbus: Fixed over 80 character limit issue
  xen/xenbus: Fixed indentation error in switch case
  xen/tmem: Don't use self[ballooning|shrinking] if frontswap is off.
  xen/tmem: Remove the usage of '[no|]selfballoon' and use 'tmem.selfballooning' bool instead.
  xen/tmem: Remove the usage of 'noselfshrink' and use 'tmem.selfshrink' bool instead.
  xen/tmem: Remove the boot options and fold them in the tmem.X parameters.
  xen/tmem: s/disable_// and change the logic.
  xen/tmem: Fix compile warning.
  xen/tmem: Split out the different module/boot options.
  xen/tmem: Move all of the boot and module parameters to the top of the file.
  xen/tmem: Cleanup. Remove the parts that say temporary.
  xen/privcmd: fix condition in privcmd_close()
2013-05-20 14:25:19 -07:00
Linus Torvalds
622f223488 Error path fixes for abituguru and iio_hwmon drivers.
Drop erroneously created attributes from nct6775 driver.
 Drop redundant safety on cache lifetime for tmp401 driver.
 Add explicit maintainer for LM95234 and TMP401 drivers.
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Merge tag 'hwmon-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging

Pull hwmon fixes from Guenter Roeck:

 - Error path fixes for abituguru and iio_hwmon drivers.

 - Drop erroneously created attributes from nct6775 driver.

 - Drop redundant safety on cache lifetime for tmp401 driver.

 - Add explicit maintainer for LM95234 and TMP401 drivers.

* tag 'hwmon-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging:
  MAINTAINERS: Add myself as maintainer for LM95234 and TMP401 drivers
  hwmon: (tmp401) Drop redundant safety on cache lifetime
  hwmon: fix error return code in abituguru_probe()
  hwmon: (iio_hwmon) Fix null pointer dereference
  hwmon: (nct6775) Do not create non-existing attributes
  hwmon: (iio_hwmon) Fix missing iio_channel_release_all call if devm_kzalloc fail
2013-05-20 11:36:52 -07:00
Linus Torvalds
5e427ec2d0 x86: Fix bit corruption at CPU resume time
In commit 78d77df715 ("x86-64, init: Do not set NX bits on non-NX
capable hardware") we added the early_pmd_flags that gets the NX bit set
when a CPU supports NX. However, the new variable was marked __initdata,
because the main _use_ of this is in an __init routine.

However, the bit setting happens from secondary_startup_64(), which is
called not only at bootup, but on every secondary CPU start.  Including
resuming from STR and at CPU hotplug time.  So the value cannot be
__initdata.

Reported-bisected-and-tested-by: Michal Hocko <mhocko@suse.cz>
Cc: stable@vger.kernel.org # v3.9
Acked-by: Peter Anvin <hpa@linux.intel.com>
Cc: Fernando Luis Vázquez Cao <fernando@oss.ntt.co.jp>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2013-05-20 11:36:03 -07:00
Lisa Nguyen
fce9268357 xen: Fixed assignment error in if statement
Fixed assignment error in if statement in balloon.c

Signed-off-by: Lisa Nguyen <lisa@xenapiadmin.com>
Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
2013-05-20 14:14:48 -04:00
Lisa Nguyen
3d645b02d9 xen/xenbus: Fixed over 80 character limit issue
Fixed the format length of the xenbus_backend_ioctl()
function to meet the 80 character limit in
xenbus_dev_backend.c

Signed-off-by: Lisa Nguyen <lisa@xenapiadmin.com>
Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
2013-05-20 14:14:47 -04:00
Lisa Nguyen
d7e5075044 xen/xenbus: Fixed indentation error in switch case
Fixed the indentation error in the switch case in
xenbus_dev_backend.c

Signed-off-by: Lisa Nguyen <lisa@xenapiadmin.com>
Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
2013-05-20 14:14:46 -04:00
Alex Deucher
2a0f90551a drm/radeon: add Hainan pci ids
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
2013-05-20 12:09:39 -04:00
Alex Deucher
fffbdda4ee drm/radeon: add golden register settings for Hainan (v2)
v2: fix typo

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
2013-05-20 12:09:38 -04:00
Alex Deucher
1df0d523dd drm/radeon: sun/hainan chips do not have UVD (v2)
Skip UVD handling on them.

v2: split has_uvd tracking into separate patch

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2013-05-20 12:09:38 -04:00
Alex Deucher
948bee3ff4 drm/radeon: track which asics have UVD
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2013-05-20 12:09:37 -04:00
Alex Deucher
86a45cac3f drm/radeon: radeon-asic updates for Hainan
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
2013-05-20 12:09:36 -04:00
Alex Deucher
c04c00b4c7 drm/radeon: fill in ucode loading support for Hainan
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
2013-05-20 12:09:36 -04:00
Alex Deucher
5153550ad7 drm/radeon: don't touch DCE or VGA regs on Hainan (v3)
Hainan has no display hardware:
- no DCE (crtc, uniphy, dac, etc.)
- no VGA

v2: fix bios fetch
v3: fix interrupts

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
2013-05-20 12:09:35 -04:00
Alex Deucher
8b02859d77 drm/radeon: fill in GPU init for Hainan (v2)
v2: fix gb_addr_config value

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2013-05-20 11:13:07 -04:00
Alex Deucher
b5d9d72624 drm/radeon: add chip family for Hainan
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
2013-05-20 11:13:06 -04:00
Linus Torvalds
2c2c0e5231 Pinctrl fixes for the v3.10 series:
- Three fixes to make the boot path for device tree work
   properly on the Nomadik pin controller.
 - Compile warning fix for the vt8500 driver.
 - Fix error path in pinctrl-single.
 - Free mappings in error path of the Lantiq controller.
 - Documentation fixes.
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Merge tag 'pinctrl-fixes-v3.10-2' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-pinctrl

Pull pinctrl fixes from Linus Walleij:

 - Three fixes to make the boot path for device tree work properly on
   the Nomadik pin controller.

 - Compile warning fix for the vt8500 driver.

 - Fix error path in pinctrl-single.

 - Free mappings in error path of the Lantiq controller.

 - Documentation fixes.

* tag 'pinctrl-fixes-v3.10-2' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-pinctrl:
  pinctrl/lantiq: Free mapping configs for both pin and groups
  pinctrl: single: fix error return code in pcs_parse_one_pinctrl_entry()
  pinctrl: generic: Fix typos and clarify comments
  pinctrl: vt8500: Fix incorrect data in WM8750 pinctrl table
  pinctrl: abx500: Rejiggle platform data and DT initialisation
  pinctrl: abx500: Specify failed sub-driver by ID instead of driver_data
2013-05-20 07:59:46 -07:00
Linus Torvalds
78aa0b3899 Merge branch 'rc-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/mmarek/kbuild
Pull kbuild fix from Michal Marek:
 "In an attempt to improve make rpm-pkg, I broke make binrpm-pkg"

* 'rc-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/mmarek/kbuild:
  package: Makefile: unbreak binrpm-pkg target
2013-05-20 07:58:51 -07:00
Alex Deucher
731da21b7b drm/radeon/dce2: use 10khz units for audio dto calculation
Avoids overflows on DCE2.x devices. Also clarify the calculation
on other asics.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
2013-05-20 10:44:58 -04:00
Niels Ole Salscheider
fc98603454 drm/radeon: Fix VRAM size calculation for VRAM >= 4GB
Add ULL prefix to avoid overflow.

Signed-off-by: Niels Ole Salscheider <niels_ole@salscheider-online.de>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
2013-05-20 10:44:57 -04:00
Niels Ole Salscheider
6ab7631014 drm/radeon: Remove superfluous variable
bool in_mode_set from struct radeon_crtc is not used anymore.

Signed-off-by: Niels Ole Salscheider <niels_ole@salscheider-online.de>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2013-05-20 10:44:57 -04:00
Guenter Roeck
917cc4e6b2 MAINTAINERS: Add myself as maintainer for LM95234 and TMP401 drivers
I wrote the LM95234 driver and extended the TMP401 driver substantially,
and I have hardware to test both, so it makes sense to explicitly
maintain them.

Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Acked-by: Jean Delvare <khali@linux-fr.org>
2013-05-20 06:29:25 -07:00
Dave Airlie
b7cb1c50c8 Merge branch 'drm-nouveau-fixes-3.10' of git://anongit.freedesktop.org/git/nouveau/linux-2.6 into drm-next
Fixes some s/r problem with copy engines and ZCULL issues and playlist issues
* 'drm-nouveau-fixes-3.10' of git://anongit.freedesktop.org/git/nouveau/linux-2.6:
  drm/nouveau: ensure channels are stopped before saving fences for suspend
  drm/nv50/fifo: prevent races between clients updating playlists
  drm/nvc0/fifo: prevent CHAN_TABLE_ERROR:CHANNEL_PENDING on fifo fini
  drm/nvc0/fifo: prevent races between clients updating playlists
  drm/nve0/fifo: prevent races between clients updating playlists
  drm/nve0/ltcg: poke the partition count into yet another register
  drm/nvc0/ltcg: fix handling of disabled partitions
  drm/nvc0/ce: disable ce1 on a number of chipsets
  drm/nouveau/bios: fix thinko in ZM_MASK_ADD opcode
  drm/nouveau: fix build with nv50->nvc0
2013-05-20 13:31:36 +10:00
Ben Skeggs
81dff21b64 drm/nouveau: ensure channels are stopped before saving fences for suspend
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2013-05-20 13:24:09 +10:00
Ben Skeggs
b5096566f6 drm/nv50/fifo: prevent races between clients updating playlists
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2013-05-20 13:24:09 +10:00
Ben Skeggs
9426eedb26 drm/nvc0/fifo: prevent CHAN_TABLE_ERROR:CHANNEL_PENDING on fifo fini
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2013-05-20 13:24:08 +10:00
Ben Skeggs
fadb171902 drm/nvc0/fifo: prevent races between clients updating playlists
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2013-05-20 13:24:07 +10:00
Ben Skeggs
c2e3259b7b drm/nve0/fifo: prevent races between clients updating playlists
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2013-05-20 13:24:07 +10:00
Ben Skeggs
fe6fc096b8 drm/nve0/ltcg: poke the partition count into yet another register
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2013-05-20 13:24:06 +10:00
Ben Skeggs
49debbe454 drm/nvc0/ltcg: fix handling of disabled partitions
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2013-05-20 13:24:06 +10:00
Ben Skeggs
6d5f83834d drm/nvc0/ce: disable ce1 on a number of chipsets
The falcon is present, but the rest of the copy engine doesn't appear to
be...  PUNITS doesn't report disabled (maybe the bits for the copy engines
got added later?), so we end up trying to use a non-functional CE1, and
bust all sorts of things.. Most notably, suspend/resume..

Cc: stable@vger.kernel.org
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2013-05-20 13:23:58 +10:00
Ben Skeggs
46b47b8a7d drm/nouveau/bios: fix thinko in ZM_MASK_ADD opcode
Cc: stable@vger.kernel.org
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2013-05-20 13:23:42 +10:00
Dave Airlie
c5e624f843 drm/nouveau: fix build with nv50->nvc0
Signed-off-by: Dave Airlie <airlied@redhat.com>
2013-05-20 13:23:41 +10:00
Michael S. Tsirkin
6407d75afd virtio_console: fix uapi header
uapi should use __u32 not u32.
Fix a macro in virtio_console.h which uses u32.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
Cc: stable@kernel.org
2013-05-20 10:25:28 +09:30
Rusty Russell
d2f83e9078 Hoist memcpy_fromiovec/memcpy_toiovec into lib/
ERROR: "memcpy_fromiovec" [drivers/vhost/vhost_scsi.ko] undefined!

That function is only present with CONFIG_NET.  Turns out that
crypto/algif_skcipher.c also uses that outside net, but it actually
needs sockets anyway.

In addition, commit 6d4f0139d6 added
CONFIG_NET dependency to CONFIG_VMCI for memcpy_toiovec, so hoist
that function and revert that commit too.

socket.h already includes uio.h, so no callers need updating; trying
only broke things fo x86_64 randconfig (thanks Fengguang!).

Reported-by: Randy Dunlap <rdunlap@infradead.org>
Acked-by: David S. Miller <davem@davemloft.net>
Acked-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
2013-05-20 10:24:22 +09:30
Linus Torvalds
343cd4fb41 A patch to fix metadata resizing with device-mapper thin devices.
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Merge tag 'dm-3.10-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/agk/linux-dm

Pull device mapper fix from Alasdair Kergon:
 "A patch to fix metadata resizing with device-mapper thin devices."

* tag 'dm-3.10-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/agk/linux-dm:
  dm thin: fix metadata dev resize detection
2013-05-19 12:35:30 -07:00
Alasdair G Kergon
610bba8b93 dm thin: fix metadata dev resize detection
Fix detection of the need to resize the dm thin metadata device.

The code incorrectly tried to extend the metadata device when it
didn't need to due to a merging error with patch 24347e9 ("dm thin:
detect metadata device resizing").

  device-mapper: transaction manager: couldn't open metadata space map
  device-mapper: thin metadata: tm_open_with_sm failed
  device-mapper: thin: aborting transaction failed
  device-mapper: thin: switching pool to failure mode

Signed-off-by: Alasdair G Kergon <agk@redhat.com>
2013-05-19 18:57:50 +01:00
Jean Delvare
4e2284d23b hwmon: (tmp401) Drop redundant safety on cache lifetime
time_after (as opposed to time_after_equal) already ensures that the
cache lifetime is at least as much as requested. There is no point in
manually adding another jiffy to that value, and this can confuse the
reader into wrong interpretation.

Signed-off-by: Jean Delvare <khali@linux-fr.org>
Cc: Imre Deak <imre.deak@intel.com>
Cc: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
2013-05-19 08:19:29 -07:00
Linus Torvalds
130901ba33 Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mason/linux-btrfs
Pull btrfs fixes from Chris Mason:
 "Miao Xie has been very busy, fixing races and enospc problems and many
  other small but important pieces.

  Alexandre Oliva discovered some problems with how our error handling
  was interacting with the block layer and for now has disabled our
  partial handling of sub-page writes.  The real sub-page work is in a
  series of patches from IBM that we still need to integrate and test.
  The code Alexandre has turned off was really incomplete.

  Josef has more error handling fixes and an important fix for the new
  skinny extent format.

  This also has my fix for the tracepoint crash from late in 3.9.  It's
  the first stage in a larger clean up to get rid of btrfs_bio and make
  a proper bioset for all the items we need to tack into the bio.  For
  now the bioset only holds our mirror_num and stripe_index, but for the
  next merge window I'll shuffle more in."

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mason/linux-btrfs: (25 commits)
  Btrfs: use a btrfs bioset instead of abusing bio internals
  Btrfs: make sure roots are assigned before freeing their nodes
  Btrfs: explicitly use global_block_rsv for quota_tree
  btrfs: do away with non-whole_page extent I/O
  Btrfs: don't invoke btrfs_invalidate_inodes() in the spin lock context
  Btrfs: remove BUG_ON() in btrfs_read_fs_tree_no_radix()
  Btrfs: pause the space balance when remounting to R/O
  Btrfs: fix unprotected root node of the subvolume's inode rb-tree
  Btrfs: fix accessing a freed tree root
  Btrfs: return errno if possible when we fail to allocate memory
  Btrfs: update the global reserve if it is empty
  Btrfs: don't steal the reserved space from the global reserve if their space type is different
  Btrfs: optimize the error handle of use_block_rsv()
  Btrfs: don't use global block reservation for inode cache truncation
  Btrfs: don't abort the current transaction if there is no enough space for inode cache
  Correct allowed raid levels on balance.
  Btrfs: fix possible memory leak in replace_path()
  Btrfs: fix possible memory leak in the find_parent_nodes()
  Btrfs: don't allow device replace on RAID5/RAID6
  Btrfs: handle running extent ops with skinny metadata
  ...
2013-05-18 11:35:28 -07:00
Linus Torvalds
e51066824a Merge branch 'devm_no_resource_check' of git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux
Pull devm usage cleanup from Wolfram Sang:
 "Lately, I have been experimenting how to improve the devm interface to
  make writing device drivers easier and less error prone while also
  getting rid of its subtle issues.  I think it has more potential but
  still needs work and definately conistency, especiall in its usage.

  The first thing I come up with is a low hanging fruit regarding
  devm_ioremap_resouce().  This function already checks if the passed
  resource is valid and gives an error message if not.  So, we can
  remove similar checks from the drivers and get rid of a bit of code
  and a number of inconsistent error strings.

  This series only removes the unneeded check iff devm_ioremap_resource
  follows platform_get_resource directly.  The previous version tried to
  shuffle code if needed, too, what lead to an embarrasing bug.  It
  turned out to me that shuffling code for all cases found will make the
  automated script too complex, so I am unsure if an automated cleanup
  is the proper tool for this case.  Removing the easy stuff seems
  worthwhile to me, though.

  Despite various architectures and platform dependencies, I managed to
  compile test 45 out of 57 modified files locally using heuristics and
  defconfigs."

Pulled because: 296 deletions, 0 additions.

* 'devm_no_resource_check' of git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux: (33 commits)
  sound/soc/kirkwood: don't check resource with devm_ioremap_resource
  sound/soc/fsl: don't check resource with devm_ioremap_resource
  arch/mips/lantiq/xway: don't check resource with devm_ioremap_resource
  arch/arm/plat-samsung: don't check resource with devm_ioremap_resource
  arch/arm/mach-tegra: don't check resource with devm_ioremap_resource
  drivers/watchdog: don't check resource with devm_ioremap_resource
  drivers/w1/masters: don't check resource with devm_ioremap_resource
  drivers/video/omap2/dss: don't check resource with devm_ioremap_resource
  drivers/video/omap2: don't check resource with devm_ioremap_resource
  drivers/usb/phy: don't check resource with devm_ioremap_resource
  drivers/usb/host: don't check resource with devm_ioremap_resource
  drivers/usb/gadget: don't check resource with devm_ioremap_resource
  drivers/usb/chipidea: don't check resource with devm_ioremap_resource
  drivers/thermal: don't check resource with devm_ioremap_resource
  drivers/staging/nvec: don't check resource with devm_ioremap_resource
  drivers/staging/dwc2: don't check resource with devm_ioremap_resource
  drivers/spi: don't check resource with devm_ioremap_resource
  drivers/rtc: don't check resource with devm_ioremap_resource
  drivers/pwm: don't check resource with devm_ioremap_resource
  drivers/pinctrl: don't check resource with devm_ioremap_resource
  ...
2013-05-18 10:54:54 -07:00