Commit Graph

414169 Commits

Author SHA1 Message Date
Max Filippov
ff3849059d xtensa: fix build warning in 64-bit build environment
This fixes the following build warnings:

arch/xtensa/mm/misc.S: Assembler messages:
arch/xtensa/mm/misc.S:143: Warning: value 0xffffffff30000106 truncated to 0x30000106
arch/xtensa/mm/misc.S:197: Warning: value 0xffffffff30000106 truncated to 0x30000106

Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
Signed-off-by: Chris Zankel <chris@zankel.net>
2014-01-14 10:19:52 -08:00
Max Filippov
c4ee0af3fa xtensa: remove NO_IRQ definitions
These definitions (-1) were correct when used as a hardware IRQ number,
but are incorrect as a mapped IRQ number.

Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
Signed-off-by: Chris Zankel <chris@zankel.net>
2014-01-14 10:19:52 -08:00
Baruch Siach
220c062688 xtensa: implement robust futex atomic uaccess ops
This enables the set_robust_list(2) system call.

Signed-off-by: Baruch Siach <baruch@tkos.co.il>
Signed-off-by: Chris Zankel <chris@zankel.net>
2014-01-14 10:19:51 -08:00
Max Filippov
a6e16b9aaf xtensa: ISS: clean up diagnostic, increase verbosity
Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
Signed-off-by: Chris Zankel <chris@zankel.net>
2014-01-14 10:19:51 -08:00
Max Filippov
35e14b443a xtensa: ISS: always use fixed tuntap config
The code doesn't handle dynamic TAP interface allocation, so there's no
point tracking this case.

Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
Signed-off-by: Chris Zankel <chris@zankel.net>
2014-01-14 10:19:51 -08:00
Max Filippov
f6ac5a177d xtensa: ISS: enable iss_net_set_mac
This allows changing MAC address of the device.

Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
Signed-off-by: Chris Zankel <chris@zankel.net>
2014-01-14 10:19:50 -08:00
Max Filippov
8991fd8835 xtensa: ISS: drop IP setup, clean up MAC setup
Without proper MAC setup network device doesn't work. IP setup is
redundant and may be done with 'ip=...' kernel parameter.

Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
Signed-off-by: Chris Zankel <chris@zankel.net>
2014-01-14 10:19:50 -08:00
Max Filippov
358b181003 xtensa: ISS: init network interface name before the probe
Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
Signed-off-by: Chris Zankel <chris@zankel.net>
2014-01-14 10:19:49 -08:00
Max Filippov
8c8ad85f1f xtensa: ISS: fix command line parameter name
Now 'ethX=...' syntax can actually be used in kernel command line to
specify network interfaces.

Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
Signed-off-by: Chris Zankel <chris@zankel.net>
2014-01-14 10:19:49 -08:00
Max Filippov
3f3cd60bbd xtensa: ISS: clean up iss-network driver
No functional changes, remove dead/unused code, clean checkpatch warnings,
replace strlen of constant strings with sizeof.

Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
Signed-off-by: Chris Zankel <chris@zankel.net>
2014-01-14 10:19:48 -08:00
Max Filippov
ea1d3ed3cf xtensa: remove trailing colons in asm statement
Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
Signed-off-by: Chris Zankel <chris@zankel.net>
2014-01-14 10:19:48 -08:00
Max Filippov
f0a34615ad xtensa: clean up include/asm/vectors.h
- drop unused PHYSICAL_MEMORY_ADDRESS and XC_PADDR
- fix NMI_VECTOR_VADDR and INTLEVEL7_VECTOR_VADDR definitions: there
  should be no XCHAL_ prefix in them;
- fix the following warning seen with gcc-4.8.1:

  arch/xtensa/include/asm/vectors.h:71:5: warning: "XCHAL_HAVE_VECBASE" is not defined [-Wundef]

Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
Signed-off-by: Chris Zankel <chris@zankel.net>
2014-01-14 10:19:47 -08:00
Linus Torvalds
802eee95bd Linux 3.13-rc6 2013-12-29 16:01:33 -08:00
Linus Torvalds
d7ada73c18 ARM: SoC fixes for 3.13-rc
Another smallish batch of fixes, it's been quiet due to the holidays. Nothing
 controversial here, a handful of things across the board.
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Merge tag 'fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull ARM SoC fixes from Olof Johansson:
 "Another smallish batch of fixes, it's been quiet due to the holidays.
  Nothing controversial here, a handful of things across the board"

* tag 'fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc:
  ARM: pxa: fix USB gadget driver compilation regression
  ARM: OMAP2+: Fix LCD panel backlight regression for LDP legacy booting
  ARM: OMAP2+: hwmod_data: fix missing OMAP_INTC_START in irq data
  ARM: DRA7: hwmod: Fix boot crash with DEBUG_LL
  ARM: shmobile: r8a7790: fix shdi resource sizes
  ARM: shmobile: bockw: fixup DMA mask
  ARM: shmobile: armadillo: Add PWM backlight power supply
2013-12-29 13:49:51 -08:00
Linus Torvalds
8cf126d927 Merge branch 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull x86 fixes from Peter Anvin:
 "There is a small EFI fix and a big power regression fix in this batch.

  My queue also had a fix for downing a CPU when there are insufficient
  number of IRQ vectors available, but I'm holding that one for now due
  to recent bug reports"

* 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  x86/efi: Don't select EFI from certain special ACPI drivers
  x86 idle: Repair large-server 50-watt idle-power regression
2013-12-29 13:35:04 -08:00
Linus Torvalds
bddffa28dc ACPI and power management fixes and new device IDs for 3.13-rc6
- Fix for a cpufreq regression causing stale sysfs files to be left
   behind during system resume if cpufreq_add_dev() fails for one or
   more CPUs from Viresh Kumar.
 
 - Fix for a bug in cpufreq causing CONFIG_CPU_FREQ_DEFAULT_* to be
   ignored when the intel_pstate driver is used from Jason Baron.
 
 - System suspend fix for a memory leak in pm_vt_switch_unregister()
   that forgot to release objects after removing them from
   pm_vt_switch_list.  From Masami Ichikawa.
 
 - Intel Valley View device ID and energy unit encoding update for the
   (recently added) Intel RAPL (Running Average Power Limit) driver
   from Jacob Pan.
 
 - Intel Bay Trail SoC GPIO and ACPI device IDs for the Low Power
   Subsystem (LPSS) ACPI driver from Paul Drews.
 
 /
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Merge tag 'pm+acpi-3.13-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm

Pull ACPI and power management fixes and new device IDs from Rafael Wysocki:

 - Fix for a cpufreq regression causing stale sysfs files to be left
   behind during system resume if cpufreq_add_dev() fails for one or
   more CPUs from Viresh Kumar.

 - Fix for a bug in cpufreq causing CONFIG_CPU_FREQ_DEFAULT_* to be
   ignored when the intel_pstate driver is used from Jason Baron.

 - System suspend fix for a memory leak in pm_vt_switch_unregister()
   that forgot to release objects after removing them from
   pm_vt_switch_list.  From Masami Ichikawa.

 - Intel Valley View device ID and energy unit encoding update for the
   (recently added) Intel RAPL (Running Average Power Limit) driver from
   Jacob Pan.

 - Intel Bay Trail SoC GPIO and ACPI device IDs for the Low Power
   Subsystem (LPSS) ACPI driver from Paul Drews.

* tag 'pm+acpi-3.13-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm:
  powercap / RAPL: add support for ValleyView Soc
  PM / sleep: Fix memory leak in pm_vt_switch_unregister().
  cpufreq: Use CONFIG_CPU_FREQ_DEFAULT_* to set initial policy for setpolicy drivers
  cpufreq: remove sysfs files for CPUs which failed to come back after resume
  ACPI: Add BayTrail SoC GPIO and LPSS ACPI IDs
2013-12-29 13:27:51 -08:00
Olof Johansson
9b17c16525 Fix a regression for wrong interrupt numbers for some devices after
the sparse IRQ conversion, fix DRA7 console output for earlyprintk,
 and fix the LDP LCD backlight when DSS is built into the kernel and
 not as a loadable module.
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Merge tag 'omap-for-v3.13/intc-ldp-fix' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap into fixes

From Tony Lindgren:
Fix a regression for wrong interrupt numbers for some devices after
the sparse IRQ conversion, fix DRA7 console output for earlyprintk,
and fix the LDP LCD backlight when DSS is built into the kernel and
not as a loadable module.

* tag 'omap-for-v3.13/intc-ldp-fix' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap:
  ARM: OMAP2+: Fix LCD panel backlight regression for LDP legacy booting
  ARM: OMAP2+: hwmod_data: fix missing OMAP_INTC_START in irq data
  ARM: DRA7: hwmod: Fix boot crash with DEBUG_LL
  + v3.13-rc5

Signed-off-by: Olof Johansson <olof@lixom.net>
2013-12-28 15:38:32 -08:00
Olof Johansson
4cff612353 Second Round of Renesas ARM based SoC Fixes for v3.13
* r8a7790 (R-Car H2) based Lager board
 
   - Correct SHDI resource sizes
 
     This bug has been present since sdhi resources were added to the r8a7790 by
     8c9b1aa418 ("ARM: shmobile: r8a7790: add MMCIF and SDHI DT
     templates") in v3.11-rc2.
 
 * r8a7778 (R-Car M1) based Bock-W board
 
   - Correct DMA mask
 
     This resolves a regression introduced by 4dcfa60071
     ("ARM: DMA-API: better handing of DMA masks for coherent allocations")
     in v3.12-rc1.
 
 * r8a7740 (R-Mobile A1) based Armadillo board
 
   - Add PWM backlight power supply
 
     This resolves a regression introduced by 22ceeee16e
     ("pwm-backlight: Add power supply support") in v3.12.
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Merge tag 'renesas-fixes2-for-v3.13' of git://git.kernel.org/pub/scm/linux/kernel/git/horms/renesas into fixes

From Simon Horman:
Second Round of Renesas ARM based SoC Fixes for v3.13

* r8a7790 (R-Car H2) based Lager board
  - Correct SHDI resource sizes
    This bug has been present since sdhi resources were added to the r8a7790 by
    8c9b1aa418 ("ARM: shmobile: r8a7790: add MMCIF and SDHI DT
    templates") in v3.11-rc2.

* r8a7778 (R-Car M1) based Bock-W board
  - Correct DMA mask
    This resolves a regression introduced by 4dcfa60071
    ("ARM: DMA-API: better handing of DMA masks for coherent allocations")
    in v3.12-rc1.

* r8a7740 (R-Mobile A1) based Armadillo board
  - Add PWM backlight power supply
    This resolves a regression introduced by 22ceeee16e
    ("pwm-backlight: Add power supply support") in v3.12.

* tag 'renesas-fixes2-for-v3.13' of git://git.kernel.org/pub/scm/linux/kernel/git/horms/renesas:
  ARM: shmobile: r8a7790: fix shdi resource sizes
  ARM: shmobile: bockw: fixup DMA mask
  ARM: shmobile: armadillo: Add PWM backlight power supply

Signed-off-by: Olof Johansson <olof@lixom.net>
Signed-off-by: Olof Johansson <olof@lixom.net>
2013-12-28 15:20:35 -08:00
Linus Walleij
9928422fef ARM: pxa: fix USB gadget driver compilation regression
After commit 88f718e3fa
"ARM: pxa: delete the custom GPIO header" a compilation
error was introduced in the PXA25x gadget driver.
An attempt to fix the problem was made in
commit b144e4ab1e
"usb: gadget: fix pxa25x compilation problems"
by explictly stating the driver needs the <mach/hardware.h>
header, which solved the compilation for a few boards,
such as the pxa255-idp and its defconfig.

However the Lubbock board has this special clause in
drivers/usb/gadget/pxa25x_udc.c:

This include file has an implicit dependency on
<mach/irqs.h> having been included before <mach/lubbock.h>
was included.

Before commit 88f718e3fa
"ARM: pxa: delete the custom GPIO header" this implicit
dependency for the pxa25x_udc compile on the Lubbock was
satisfied by <linux/gpio.h> implicitly including
<mach/gpio.h> which was in turn including <mach/irqs.h>,
apart from the earlier added <mach/hardware.h>.

Fix this by having the PXA25x <mach/lubbock.h> explicitly
include <mach/irqs.h>.

Reported-by: Russell King <rmk+kernel@arm.linux.org.uk>
Cc: Greg Kroah-Hartmann <gregkh@linuxfoundation.org>
Cc: Felipe Balbi <balbi@ti.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Haojian Zhuang <haojian.zhuang@gmail.com>
Signed-off-by: Olof Johansson <olof@lixom.net>
2013-12-28 15:18:34 -08:00
Tony Lindgren
82f4fe7078 A few OMAP hwmod fixes for v3.13-rc. One patch fixes some IRQ
problems with GPMC, RNG, and ISP/IVA MMUs on OMAP2/3.  The other fixes
 some problems with DEBUG_LL on DRA7xx.
 
 Basic build, boot, and PM test logs are available here:
 
 http://www.pwsan.com/omap/testlogs/hwmod_fixes_b_v3.13-rc/20131226021920/
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Merge tag 'for-v3.13-rc/hwmod-fixes-b' of git://git.kernel.org/pub/scm/linux/kernel/git/pjw/omap-pending into debug-ll-and-ldp-backlight-fix

A few OMAP hwmod fixes for v3.13-rc.  One patch fixes some IRQ
problems with GPMC, RNG, and ISP/IVA MMUs on OMAP2/3.  The other fixes
some problems with DEBUG_LL on DRA7xx.

Basic build, boot, and PM test logs are available here:

http://www.pwsan.com/omap/testlogs/hwmod_fixes_b_v3.13-rc/20131226021920/
2013-12-27 09:51:25 -08:00
Tony Lindgren
7e367c18c0 ARM: OMAP2+: Fix LCD panel backlight regression for LDP legacy booting
Looks like the LCD panel on LDP has been broken quite a while, and
recently got fixed by commit 0b2aa8bed3 (gpio: twl4030: Fix regression
for twl gpio output). However, there's still an issue left where the panel
backlight does not come on if the LCD drivers are built into the
kernel.

Fix the issue by registering the DPI LCD panel only after the twl4030
GPIO has probed.

Reported-by: Russell King <rmk+kernel@arm.linux.org.uk>
Acked-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
[tony@atomide.com: updated per Tomi's comments]
Signed-off-by: Tony Lindgren <tony@atomide.com>
2013-12-27 09:33:27 -08:00
Rafael J. Wysocki
bfde19c4c2 Merge branches 'powercap' and 'acpi-lpss' with new device IDs
* powercap:
  powercap / RAPL: add support for ValleyView Soc

* acpi-lpss:
  ACPI: Add BayTrail SoC GPIO and LPSS ACPI IDs
2013-12-27 00:43:24 +01:00
Rafael J. Wysocki
1a6725359e Merge branches 'pm-cpufreq' and 'pm-sleep' containing PM fixes
* pm-cpufreq:
  cpufreq: Use CONFIG_CPU_FREQ_DEFAULT_* to set initial policy for setpolicy drivers
  cpufreq: remove sysfs files for CPUs which failed to come back after resume

* pm-sleep:
  PM / sleep: Fix memory leak in pm_vt_switch_unregister().
2013-12-27 00:42:27 +01:00
Linus Torvalds
f41bfc9423 A collection of bug fixes destined for stable and some printk cleanups
and a patch so that instead of BUG'ing we use the ext4_error()
 framework to mark the file system is corrupted.
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Merge tag 'ext4_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4

Pull ext4 fixes from Ted Ts'o:
 "A collection of bug fixes destined for stable and some printk cleanups
  and a patch so that instead of BUG'ing we use the ext4_error()
  framework to mark the file system is corrupted"

* tag 'ext4_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4:
  ext4: add explicit casts when masking cluster sizes
  ext4: fix deadlock when writing in ENOSPC conditions
  jbd2: rename obsoleted msg JBD->JBD2
  jbd2: revise KERN_EMERG error messages
  jbd2: don't BUG but return ENOSPC if a handle runs out of space
  ext4: Do not reserve clusters when fs doesn't support extents
  ext4: fix del_timer() misuse for ->s_err_report
  ext4: check for overlapping extents in ext4_valid_extent_entries()
  ext4: fix use-after-free in ext4_mb_new_blocks
  ext4: call ext4_error_inode() if jbd2_journal_dirty_metadata() fails
2013-12-26 09:26:12 -08:00
Suman Anna
6d4c883047 ARM: OMAP2+: hwmod_data: fix missing OMAP_INTC_START in irq data
Commit 7d7e1eb (ARM: OMAP2+: Prepare for irqs.h removal) and commit
ec2c082 (ARM: OMAP2+: Remove hardcoded IRQs and enable SPARSE_IRQ)
updated the way interrupts for OMAP2/3 devices are defined in the
HWMOD data structures to being an index plus a fixed offset (defined
by OMAP_INTC_START).

Couple of irqs in the OMAP2/3 hwmod data were misconfigured completely
as they were missing this OMAP_INTC_START relative offset. Add this
offset back to fix the incorrect irq data for the following modules:
	OMAP2 - GPMC, RNG
	OMAP3 - GPMC, ISP MMU & IVA MMU

Signed-off-by: Suman Anna <s-anna@ti.com>
Fixes: 7d7e1eba7e ("ARM: OMAP2+: Prepare for irqs.h removal")
Fixes: ec2c0825ca ("ARM: OMAP2+: Remove hardcoded IRQs and enable SPARSE_IRQ")
Cc: Tony Lindgren <tony@atomide.com>
Signed-off-by: Paul Walmsley <paul@pwsan.com>
2013-12-25 21:41:27 -07:00
Rajendra Nayak
38958c15dc ARM: DRA7: hwmod: Fix boot crash with DEBUG_LL
With commit '7dedd34: ARM: OMAP2+: hwmod: Fix a crash in _setup_reset() with
 DEBUG_LL' we moved from parsing cmdline to identify uart used for earlycon
to using the requsite hwmod CONFIG_DEBUG_OMAPxUARTy FLAGS.

On DRA7 though, we seem to be missing this flag, and atleast on the DRA7 EVM
where we use uart1 for console, boot fails with DEBUG_LL enabled.

Reported-by: Lokesh Vutla <lokeshvutla@ti.com>
Tested-by:  Lokesh Vutla <lokeshvutla@ti.com> # on a different base
Signed-off-by: Rajendra Nayak <rnayak@ti.com>
Fixes: 7dedd34694 ("ARM: OMAP2+: hwmod: Fix a crash in _setup_reset() with DEBUG_LL")
Signed-off-by: Paul Walmsley <paul@pwsan.com>
2013-12-25 21:12:29 -07:00
Linus Torvalds
c5fdd531b5 Merge branch 'for-linus' of git://git.kernel.dk/linux-block
Pull block fixes from Jens Axboe:
 - fix for a memory leak on certain unplug events
 - a collection of bcache fixes from Kent and Nicolas
 - a few null_blk fixes and updates form Matias
 - a marking of static of functions in the stec pci-e driver

* 'for-linus' of git://git.kernel.dk/linux-block:
  null_blk: support submit_queues on use_per_node_hctx
  null_blk: set use_per_node_hctx param to false
  null_blk: corrections to documentation
  null_blk: warning on ignored submit_queues param
  null_blk: refactor init and init errors code paths
  null_blk: documentation
  null_blk: mem garbage on NUMA systems during init
  drivers: block: Mark the functions as static in skd_main.c
  bcache: New writeback PD controller
  bcache: bugfix for race between moving_gc and bucket_invalidate
  bcache: fix for gc and writeback race
  bcache: bugfix - moving_gc now moves only correct buckets
  bcache: fix for gc crashing when no sectors are used
  bcache: Fix heap_peek() macro
  bcache: Fix for can_attach_cache()
  bcache: Fix dirty_data accounting
  bcache: Use uninterruptible sleep in writeback
  bcache: kthread don't set writeback task to INTERUPTIBLE
  block: fix memory leaks on unplugging block device
  bcache: fix sparse non static symbol warning
2013-12-24 10:06:03 -08:00
Linus Torvalds
70e672fa73 Merge branch 'for-3.13-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/cgroup
Pull cgroup fixes from Tejun Heo:
 "Two fixes.  One fixes a bug in the error path of cgroup_create().  The
  other changes cgrp->id lifetime rule so that the id doesn't get
  recycled before all controller states are destroyed.  This premature
  id recycling made memcg malfunction"

* 'for-3.13-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/cgroup:
  cgroup: don't recycle cgroup id until all csses' have been destroyed
  cgroup: fix cgroup_create() error handling path
2013-12-24 09:49:20 -08:00
Linus Torvalds
f6398600f9 Merge branch 'for-3.13-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/percpu
Pull percpu fix from Tejun Heo:
 "A single commit to fix a spurious sparse warning coming from
  DEFINE_PER_CPU()'s hack to support the use of weak symbols.  Shouldn't
  cause observable behavior change"

* 'for-3.13-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/percpu:
  percpu: fix spurious sparse warnings from DEFINE_PER_CPU()
2013-12-24 09:48:43 -08:00
Linus Torvalds
4b69316ede Merge branch 'for-3.13-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/libata
Pull libata fixes from Tejun Heo:
 "There's one interseting commit - "libata, freezer: avoid block device
  removal while system is frozen".  It's an ugly hack working around a
  deadlock condition between driver core resume and block layer device
  removal paths through freezer which was made more reproducible by
  writeback being converted to workqueue some releases ago.  The bug has
  nothing to do with libata but it's just an workaround which is easy to
  backport.  After discussion, Rafael and I seem to agree that we don't
  really need kernel freezables - both kthread and workqueue.  There are
  few specific workqueues which constitute PM operations and require
  freezing, which will be converted to use workqueue_set_max_active()
  instead.  All other kernel freezer uses are planned to be removed,
  followed by the removal of kthread and workqueue freezer support,
  hopefully.

  Others are device-specific fixes.  The most notable is the addition of
  NO_NCQ_TRIM which is used to disable queued TRIM commands to Micro
  M500 SSDs which otherwise suffers data corruption"

* 'for-3.13-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/libata:
  libata, freezer: avoid block device removal while system is frozen
  libata: implement ATA_HORKAGE_NO_NCQ_TRIM and apply it to Micro M500 SSDs
  libata: disable a disk via libata.force params
  ahci: bail out on ICH6 before using AHCI BAR
  ahci: imx: Explicitly clear IMX6Q_GPR13_SATA_MPLL_CLK_EN
  libata: add ATA_HORKAGE_BROKEN_FPDMA_AA quirk for Seagate Momentus SpinPoint M8
2013-12-24 09:35:58 -08:00
Ard Biesheuvel
f60900f260 auxvec.h: account for AT_HWCAP2 in AT_VECTOR_SIZE_BASE
Commit 2171364d1a ("powerpc: Add HWCAP2 aux entry") introduced a new
AT_ auxv entry type AT_HWCAP2 but failed to update AT_VECTOR_SIZE_BASE
accordingly.

Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Fixes: 2171364d1a (powerpc: Add HWCAP2 aux entry)
Cc: stable@vger.kernel.org
Acked-by: Michael Neuling <michael@neuling.org>
Cc: Nishanth Aravamudan <nacc@linux.vnet.ibm.com>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2013-12-24 09:35:17 -08:00
Linus Torvalds
b257bab5a6 Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jmorris/linux-security
Pull SELinux fixes from James Morris.

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jmorris/linux-security:
  selinux: selinux_setprocattr()->ptrace_parent() needs rcu_read_lock()
  selinux: fix broken peer recv check
2013-12-23 17:37:20 -08:00
Linus Torvalds
dc0a6b4fee Merge branch 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jack/linux-fs
Pull ext2 fix from Jan Kara:
 "One simple fix of oops in ext2 which was recently hit by Christoph"

* 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jack/linux-fs:
  ext2: Fix oops in ext2_get_block() called from ext2_quota_write()
2013-12-23 17:24:38 -08:00
Linus Torvalds
6961bc6c70 Last batch of InfiniBand/RDMA changes for 3.13 / 2014:
- Additional checks for uverbs to ensure forward compatibility, handle
    malformed input better.
  - Fix potential use-after-free in iWARP connection manager.
  - Make a function static.
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Merge tag 'rdma-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/roland/infiniband

Pull infiniband fixes from Roland Dreier:
 "Last batch of InfiniBand/RDMA changes for 3.13 / 2014:
   - Additional checks for uverbs to ensure forward compatibility,
     handle malformed input better.
   - Fix potential use-after-free in iWARP connection manager.
   - Make a function static"

* tag 'rdma-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/roland/infiniband:
  IB/uverbs: Check access to userspace response buffer in extended command
  IB/uverbs: Check input length in flow steering uverbs
  IB/uverbs: Set error code when fail to consume all flow_spec items
  IB/uverbs: Check reserved fields in create_flow
  IB/uverbs: Check comp_mask in destroy_flow
  IB/uverbs: Check reserved field in extended command header
  IB/uverbs: New macro to set pointers to NULL if length is 0 in INIT_UDATA()
  IB/core: const'ify inbuf in struct ib_udata
  RDMA/iwcm: Don't touch cm_id after deref in rem_ref
  RDMA/cxgb4: Make _c4iw_write_mem_dma() static
2013-12-23 17:23:42 -08:00
Oleg Nesterov
c0c1439541 selinux: selinux_setprocattr()->ptrace_parent() needs rcu_read_lock()
selinux_setprocattr() does ptrace_parent(p) under task_lock(p),
but task_struct->alloc_lock doesn't pin ->parent or ->ptrace,
this looks confusing and triggers the "suspicious RCU usage"
warning because ptrace_parent() does rcu_dereference_check().

And in theory this is wrong, spin_lock()->preempt_disable()
doesn't necessarily imply rcu_read_lock() we need to access
the ->parent.

Reported-by: Evan McNabb <emcnabb@redhat.com>
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
Cc: stable@vger.kernel.org
Signed-off-by: Paul Moore <pmoore@redhat.com>
2013-12-23 17:45:17 -05:00
Chad Hanson
46d01d6322 selinux: fix broken peer recv check
Fix a broken networking check. Return an error if peer recv fails.  If
secmark is active and the packet recv succeeds the peer recv error is
ignored.

Signed-off-by: Chad Hanson <chanson@trustedcs.com>
Cc: stable@vger.kernel.org
Signed-off-by: Paul Moore <pmoore@redhat.com>
2013-12-23 17:45:17 -05:00
Linus Torvalds
f5835372eb Merge branch 'drm-fixes' of git://people.freedesktop.org/~airlied/linux
Pull drm fixes from Dave Airlie:
 "Xmas fixes pull, all small nothing major, intel, radeon, one ttm
  regression, and one build fix"

* 'drm-fixes' of git://people.freedesktop.org/~airlied/linux:
  drm/ttm: Fix swapin regression
  gpu: fix qxl missing crc32_le
  drm/radeon: fix asic gfx values for scrapper asics
  drm/i915: Use the correct GMCH_CTRL register for Sandybridge+
  drm/radeon: check for 0 count in speaker allocation and SAD code
  drm/radeon/dpm: disable ss on Cayman
  drm/radeon/dce6: set correct number of audio pins
  drm/i915: get a PC8 reference when enabling the power well
  drm/i915: change CRTC assertion on LCPLL disable
  drm/i915: Fix erroneous dereference of batch_obj inside reset_status
  drm/i915: Prevent double unref following alloc failure during execbuffer
2013-12-23 11:49:16 -08:00
Linus Torvalds
a3981a52a2 Refactoring broke the balloon driver, and fixing kallsyms on ARM broke
some (non-ARM) MMUless setups, so we're making that fix ARM-only for now.
 
 Unfortunately, the ARM refactoring which broke kallsyms/perf was CC:stable,
 so the fix (which broken non-ARM) was also CC:stable, so now the partial
 reversion is also CC:stable...
 
 Cheers,
 Rusty.
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Merge tag 'fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rusty/linux

Pull virtio balloon driver fixes from Rusty Russell:
 "Refactoring broke the balloon driver, and fixing kallsyms on ARM broke
  some (non-ARM) MMUless setups, so we're making that fix ARM-only for
  now.

  Unfortunately, the ARM refactoring which broke kallsyms/perf was
  CC:stable, so the fix (which broken non-ARM) was also CC:stable, so
  now the partial reversion is also CC:stable..."

* tag 'fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rusty/linux:
  scripts/link-vmlinux.sh: only filter kernel symbols for arm
  virtio_balloon: update_balloon_size(): update correct field
2013-12-23 10:49:44 -08:00
Roland Dreier
22f12c60e1 Merge branches 'cxgb4', 'flowsteer' and 'misc' into for-linus 2013-12-23 09:19:02 -08:00
Dave Airlie
418cb50bd6 Merge tag 'drm-intel-fixes-2013-12-18' of git://people.freedesktop.org/~danvet/drm-intel into drm-fixes
Besides the 2 fixes for tricky corner cases in gem from Chris I've
promised already two patche from Paulo to fix pc8 warnings (both ported
from -next, bug report from Dave Jones) and one patch from to fix vga
enable/disable on snb+. That one is a really old bug, but apparently it
can cause machine hangs if you try hard enough with vgacon/efifb handover.

* tag 'drm-intel-fixes-2013-12-18' of git://people.freedesktop.org/~danvet/drm-intel:
  drm/i915: Use the correct GMCH_CTRL register for Sandybridge+
  drm/i915: get a PC8 reference when enabling the power well
  drm/i915: change CRTC assertion on LCPLL disable
  drm/i915: Fix erroneous dereference of batch_obj inside reset_status
  drm/i915: Prevent double unref following alloc failure during execbuffer
2013-12-23 10:35:57 +10:00
Dave Airlie
73e33c11b6 Merge branch 'drm-fixes-3.13' of git://people.freedesktop.org/~agd5f/linux into drm-fixes
- fix for a long standing corruption bug on some Trinity/Richland parts.
- Stability fix for cayman dpm
- audio fixes for dce6+

* 'drm-fixes-3.13' of git://people.freedesktop.org/~agd5f/linux:
  drm/radeon: fix asic gfx values for scrapper asics
  drm/radeon: check for 0 count in speaker allocation and SAD code
  drm/radeon/dpm: disable ss on Cayman
  drm/radeon/dce6: set correct number of audio pins
2013-12-23 10:34:18 +10:00
Thomas Hellstrom
2e6d8b469b drm/ttm: Fix swapin regression
Commit "drm/ttm: Don't move non-existing data" didn't take the
swapped-out corner case into account. This patch corrects that.
Fixes blank screen after attempted suspend / hibernate on vmwgfx.

Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2013-12-23 10:33:07 +10:00
Randy Dunlap
488574dbc4 gpu: fix qxl missing crc32_le
Fix build error: qxl uses crc32 functions so it needs to select
CRC32.

Also use angle quotes around a kernel header file name.

drivers/built-in.o: In function `qxl_display_read_client_monitors_config':
(.text+0x19d754): undefined reference to `crc32_le'

Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2013-12-23 10:32:58 +10:00
Linus Torvalds
413541dd66 Linux 3.13-rc5 2013-12-22 13:08:32 -08:00
Linus Torvalds
93579aeec2 ARM: SoC fixes for 3.13-rc
Much smaller batch of fixes this week.
 
 Biggest one is a revert of an OMAP display change that removed some non-DT
 pinmux code that was still needed for 3.13 to get DSI displays to work.
 
 There's also a fix that resolves some misdescribed GPIO controller
 resources on shmobile. The rest are mostly smaller fixes, a couple of
 MAINTAINERS updates, etc.
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Merge tag 'fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull ARM SoC fixes from Olof Johansson:
 "Much smaller batch of fixes this week.

  Biggest one is a revert of an OMAP display change that removed some
  non-DT pinmux code that was still needed for 3.13 to get DSI displays
  to work.

  There's also a fix that resolves some misdescribed GPIO controller
  resources on shmobile.  The rest are mostly smaller fixes, a couple of
  MAINTAINERS updates, etc"

* tag 'fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc:
  Revert "ARM: OMAP2+: Remove legacy mux code for display.c"
  MAINTAINERS: Add keystone clock drivers
  MAINTAINERS: Add keystone git tree information
  ARM: s3c64xx: dt: Fix boot failure due to double clock initialization
  ARM: shmobile: r8a7790: Fix GPIO resources in DTS
  irqchip: renesas-intc-irqpin: Fix register bitfield shift calculation
  ARM: shmobile: lager: phy fixup needs CONFIG_PHYLIB
2013-12-22 11:13:02 -08:00
Linus Torvalds
ba8b844f1b A one-liner to reenable WRITE SAME over SBP-2 like in v3.8...v3.12.
Buggy targets which could malfunction when being subjected to this
 command are already sufficiently protected by a scsi_level check in
 sd + SCSI core.
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Merge tag 'firewire-fix' of git://git.kernel.org/pub/scm/linux/kernel/git/ieee1394/linux1394

Pull firewire fixlet from Stefan Richter:
 "A one-liner to reenable WRITE SAME over SBP-2 like in v3.8...v3.12.
  Buggy targets which could malfunction when being subjected to this
  command are already sufficiently protected by a scsi_level check in sd
  + SCSI core"

* tag 'firewire-fix' of git://git.kernel.org/pub/scm/linux/kernel/git/ieee1394/linux1394:
  firewire: sbp2: bring back WRITE SAME support
2013-12-22 11:11:57 -08:00
Linus Torvalds
1733348bd0 Merge git://git.kernel.org/pub/scm/linux/kernel/git/nab/target-pending
Pull SCSI target fixes from Nicholas Bellinger:
 "Mostly minor items this time around, the most notable being a FILEIO
  backend change to enforce hw_max_sectors based upon the current
  block_size to address a bug where large sized I/Os (> 1M) where being
  rejected"

* git://git.kernel.org/pub/scm/linux/kernel/git/nab/target-pending:
  qla2xxx: Fix scsi_host leak on qlt_lport_register callback failure
  target: Remove extra percpu_ref_init
  target/file: Update hw_max_sectors based on current block_size
  iser-target: Move INIT_WORK setup into isert_create_device_ib_res
  iscsi-target: Fix incorrect np->np_thread NULL assignment
  qla2xxx: Fix schedule_delayed_work() for target timeout calculations
  iser-target: fix error return code in isert_create_device_ib_res()
  iscsi-target: Fix-up all zero data-length CDBs with R/W_BIT set
  target: Remove write-only stats fields and lock from struct se_node_acl
  iscsi-target: return -EINVAL on oversized configfs parameter
2013-12-22 11:11:20 -08:00
Linus Torvalds
a8472b4bb1 Merge git://git.kvack.org/~bcrl/aio-next
Pull AIO leak fixes from Ben LaHaise:
 "I've put these two patches plus Linus's change through a round of
  tests, and it passes millions of iterations of the aio numa
  migratepage test, as well as a number of repetitions of a few simple
  read and write tests.

  The first patch fixes the memory leak Kent introduced, while the
  second patch makes aio_migratepage() much more paranoid and robust"

* git://git.kvack.org/~bcrl/aio-next:
  aio/migratepages: make aio migrate pages sane
  aio: fix kioctx leak introduced by "aio: Fix a trinity splat"
2013-12-22 11:03:49 -08:00
Linus Torvalds
3dc9acb676 aio: clean up and fix aio_setup_ring page mapping
Since commit 36bc08cc01 ("fs/aio: Add support to aio ring pages
migration") the aio ring setup code has used a special per-ring backing
inode for the page allocations, rather than just using random anonymous
pages.

However, rather than remembering the pages as it allocated them, it
would allocate the pages, insert them into the file mapping (dirty, so
that they couldn't be free'd), and then forget about them.  And then to
look them up again, it would mmap the mapping, and then use
"get_user_pages()" to get back an array of the pages we just created.

Now, not only is that incredibly inefficient, it also leaked all the
pages if the mmap failed (which could happen due to excessive number of
mappings, for example).

So clean it all up, making it much more straightforward.  Also remove
some left-overs of the previous (broken) mm_populate() usage that was
removed in commit d6c355c7da ("aio: fix race in ring buffer page
lookup introduced by page migration support") but left the pointless and
now misleading MAP_POPULATE flag around.

Tested-and-acked-by: Benjamin LaHaise <bcrl@kvack.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2013-12-22 11:03:08 -08:00
Jacob Pan
ed93b71492 powercap / RAPL: add support for ValleyView Soc
This patch adds support for RAPL on Intel ValleyView based SoC
platforms, such as Baytrail.

Besides adding CPU ID, special energy unit encoding is handled
for ValleyView.

Signed-off-by: Jacob Pan <jacob.jun.pan@linux.intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2013-12-22 01:27:51 +01:00