Commit Graph

321826 Commits

Author SHA1 Message Date
Artem Bityutskiy
f6463b0da6 ext4: nuke pdflush from comments
The pdflush thread is long gone, so this patch removes references to pdflush
from ext4 comments.

Cc: "Theodore Ts'o" <tytso@mit.edu>
Cc: Andreas Dilger <adilger.kernel@dilger.ca>
Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2012-08-04 12:15:34 +04:00
Artem Bityutskiy
7652bdfcb5 ext4: nuke write_super from comments
The '->write_super' superblock method is gone, and this patch removes all the
references to 'write_super' from ext3.

Cc: "Theodore Ts'o" <tytso@mit.edu>
Cc: Andreas Dilger <adilger.kernel@dilger.ca>
Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2012-08-04 12:15:33 +04:00
Artem Bityutskiy
d3009c6cff ext3: nuke write_super from comments
The '->write_super' superblock method is gone, and this patch removes all the
references to 'write_super' from ext3.

Cc: Jan Kara <jack@suse.cz>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Andreas Dilger <adilger.kernel@dilger.ca>
Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2012-08-04 12:15:32 +04:00
Artem Bityutskiy
6601fac822 Documentation: fix the VM knobs descritpion WRT pdflush
The pdflush thread is long gone, however we still mention it incorrectly in the
kernel documentation. This patch fixes the situation.

Cc: Randy Dunlap <rdunlap@xenotime.net>
Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2012-08-04 12:15:09 +04:00
Randy Dunlap
ff6e122595 cris: fix eth_v10.c build error
Fix build error on cris (not tested, no toolchain here):

drivers/net/cris/eth_v10.c: error: too many arguments to function 'e100rxtx_interrupt'

Reported-by: Geert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: Randy Dunlap <rdunlap@xenotime.net>
Cc:	Mikael Starvik <starvik@axis.com>
Cc:	Jesper Nilsson <jesper.nilsson@axis.com>
Cc:	linux-cris-kernel@axis.com
Signed-off-by: David S. Miller <davem@davemloft.net>
2012-08-03 20:32:31 -07:00
Peter Meiser
f3a1ef9cee cdc-ncm: tag Ericsson WWAN devices (eg F5521gw) with FLAG_WWAN
Hello,

looking at http://sourceforge.net/apps/mediawiki/mbm/index.php?title=Main_Page#Supported_devices, there are branded Ericsson devices from Dell and Toshiba.

The to-be-added vendor IDs are 0x413c for Dell and 0x0930 for Toshiba.

Please find attached a patch to add these vendor IDs.

Signed-off-by: Peter Meiser <meiser@gmx-topmail.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
2012-08-03 20:32:30 -07:00
Wu Fengguang
77f00f6324 isdnloop: fix and simplify isdnloop_init()
Fix a buffer overflow bug by removing the revision and printk.

[   22.016214] isdnloop-ISDN-driver Rev 1.11.6.7
[   22.097508] isdnloop: (loop0) virtual card added
[   22.174400] Kernel panic - not syncing: stack-protector: Kernel stack is corrupted in: ffffffff83244972
[   22.174400]
[   22.436157] Pid: 1, comm: swapper Not tainted 3.5.0-bisect-00018-gfa8bbb1-dirty #129
[   22.624071] Call Trace:
[   22.720558]  [<ffffffff832448c3>] ? CallcNew+0x56/0x56
[   22.815248]  [<ffffffff8222b623>] panic+0x110/0x329
[   22.914330]  [<ffffffff83244972>] ? isdnloop_init+0xaf/0xb1
[   23.014800]  [<ffffffff832448c3>] ? CallcNew+0x56/0x56
[   23.090763]  [<ffffffff8108e24b>] __stack_chk_fail+0x2b/0x30
[   23.185748]  [<ffffffff83244972>] isdnloop_init+0xaf/0xb1

Signed-off-by: Fengguang Wu <fengguang.wu@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2012-08-03 16:53:22 -07:00
Haiyang Zhang
ae9e63bb2c hyperv: Move wait completion msg code into rndis_filter_halt_device()
We need to wait for send_completion msg before put_rndis_request() at
the end of rndis_filter_halt_device(). Otherwise, netvsc_send_completion()
may reference freed memory which is overwritten, and cause panic.

Reported-by: Long Li <longli@microsoft.com>
Reported-by: Jason Wang <jasowang@redhat.com>
Signed-off-by: Haiyang Zhang <haiyangz@microsoft.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2012-08-03 16:51:11 -07:00
Yevgeny Petrilin
2207b60ffb net/mlx4_core: Remove port type restrictions
Port1=Eth, Port2=IB restriction is no longer required.
Having RoCE, there will always rdma port initialized over ConnectX
physical port, no matter whether the link layer is IB or Ethernet.
So we always have dual port IB device.

Signed-off-by: Yevgeny Petrilin <yevgenyp@mellanox.co.il>
Signed-off-by: David S. Miller <davem@davemloft.net>
2012-08-03 16:49:40 -07:00
Yevgeny Petrilin
c18520bd1b net/mlx4_en: Fixing TX queue stop/wake flow
Removing the ring->blocked flag, it is redundant and leads to a race:

We close the TX queue and then set the "blocked" flag.
Between those 2 operations the completion function can check the "blocked"
flag, sees that it is 0, and wouldn't open the TX queue.

Using netif_tx_queue_stopped to check the state of the queue to avoid this race.

Signed-off-by: Yevgeny Petrilin <yevgenyp@mellanox.co.il>
Signed-off-by: David S. Miller <davem@davemloft.net>
2012-08-03 16:49:02 -07:00
Amir Vadai
c8c40b7f32 net/mlx4_en: loopbacked packets are dropped when SMAC=DMAC
Should NOT check SMAC=DMAC when:
1. loopback is turned on
2. validate_loopback is true.

Fixed it accordingly.

Signed-off-by: Amir Vadai <amirv@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2012-08-03 16:49:02 -07:00
Hiroaki SHIMODA
696ecdc106 net_sched: gact: Fix potential panic in tcf_gact().
gact_rand array is accessed by gact->tcfg_ptype whose value
is assumed to less than MAX_RAND, but any range checks are
not performed.

So add a check in tcf_gact_init(). And in tcf_gact(), we can
reduce a branch.

Signed-off-by: Hiroaki SHIMODA <shimoda.hiroaki@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2012-08-03 16:47:24 -07:00
Masanari Iida
f3f9f332e2 emulex: benet: Add a missing CR in the end of message
Missing a CR in printk causes 2 messages printed in one line.

Signed-off-by: Masanari Iida <standby24x7@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2012-08-03 16:43:03 -07:00
Artem Bityutskiy
34e5053fbe Documentation: get rid of write_super
The '->write_super' superblock method is gone, and this patch removes all the
references to 'write_super' from various pieces of the kernel documentation.

Cc: Randy Dunlap <rdunlap@xenotime.net>
Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2012-08-04 01:25:20 +04:00
Artem Bityutskiy
f0cd2dbb6c vfs: kill write_super and sync_supers
Finally we can kill the 'sync_supers' kernel thread along with the
'->write_super()' superblock operation because all the users are gone.
Now every file-system is supposed to self-manage own superblock and
its dirty state.

The nice thing about killing this thread is that it improves power management.
Indeed, 'sync_supers' is a source of monotonic system wake-ups - it woke up
every 5 seconds no matter what - even if there were no dirty superblocks and
even if there were no file-systems using this service (e.g., btrfs and
journalled ext4 do not need it). So it was wasting power most of the time. And
because the thread was in the core of the kernel, all systems had to have it.
So I am quite happy to make it go away.

Interestingly, this thread is a left-over from the pdflush kernel thread which
was a self-forking kernel thread responsible for all the write-back in old
Linux kernels. It was turned into per-block device BDI threads, and
'sync_supers' was a left-over. Thus, R.I.P, pdflush as well.

Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2012-08-04 01:24:44 +04:00
Linus Torvalds
d8579fd834 Merge branch 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux
Pull ACPI and power management fixes from Len Brown:
 "A 3.3 sleep regression fixed, numa bugfix, plus some minor cleanups"

* 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux:
  ACPI processor: Fix tick_broadcast_mask online/offline regression
  ACPI: Only count valid srat memory structures
  ACPI: Untangle a return statement for better readability
  ACPI / PCI: Do not try to acquire _OSC control if that is hopeless
  ACPI: delete _GTS/_BFS support
  ACPI/x86: revert 'x86, acpi: Call acpi_enter_sleep_state via an asmlinkage C function from assembler'
  ACPI: replace strlen("string") with sizeof("string") -1
  ACPI / PM: Fix build warning in sleep.c for CONFIG_ACPI_SLEEP unset
2012-08-03 14:10:00 -07:00
Linus Torvalds
d42d1dabf3 Merge branch 'for-linus' of git://git.open-osd.org/linux-open-osd
Pull exofs update from Boaz Harrosh:
 "They are all mostly fixes, except the most important patch by Artem
  Bityutskiy which removes the use of s_dirt.  After this patch s_dirt
  can be completely removed from the tree."

* 'for-linus' of git://git.open-osd.org/linux-open-osd:
  ore: Fix out-of-bounds access in _ios_obj()
  exofs: Use proper max_IO calculations from ore
  exofs: Fix __r4w_get_page when offset is beyond i_size
  exofs: stop using s_dirt
  exofs: readpage_strip: Add a BUG_ON to check for PageLocked(page)
2012-08-03 13:24:07 -07:00
Linus Torvalds
d79095eee2 Merge git://git.kernel.org/pub/scm/virt/kvm/kvm
Pull KVM bug fixes from Marcelo Tosatti:
 - Fix DS/ES segment register corruption on x86_32.
 - Fix kvmclock wallclock migration offset.
 - Fix PIT interrupt ACK vs system reset logic bug.

* git://git.kernel.org/pub/scm/virt/kvm/kvm:
  KVM: VMX: Fix ds/es corruption on i386 with preemption
  KVM: x86: apply kvmclock offset to guest wall clock time
  KVM: PIC: call ack notifiers for irqs that are dropped form irr
2012-08-03 11:21:29 -07:00
Linus Torvalds
d667319a12 Sound fixes for 3.6-rc2
A bunch of small fixes for ASoC, mainly against regressions due to the
 defaulting regmap i/o, in addition to a HD-audio fixup.
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Merge tag 'sound-3.6' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound

Pull sound fixes from Takashi Iwai:
 "A bunch of small fixes for ASoC, mainly against regressions due to the
  defaulting regmap i/o, in addition to a HD-audio fixup."

* tag 'sound-3.6' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound:
  ASoC: core: Fix check before defaulting to regmap
  ALSA: hda - Support dock on Lenovo Thinkpad T530 with ALC269VC
  ASoC: wm8962: Allow VMID time to fully ramp
  ASoC: AC97 doesn't use regmap by default
  ASoC: sgtl5000: enable VAG_POWER for LINE_IN
  ASoC: ab8500: Inform SoC Core that we have our own I/O arrangements
  ASoC: omap: Add missing modules aliases to get sound working on omap devices
  sound: tegra_alc5632: Adjust to of_get_named_gpio() change
  sound: tegra_wm8903: Adjust to of_get_named_gpio() change
  ASoC: mc13783: Provide codec->control_data
  ASoC: ux500: Include the correct header files
  ASoC: wm8994: Hold runtime PM reference while handling mic and jack IRQs
  ASoC: sgtl5000: remove unneeded snd_soc_dapm_new_widgets in probe
  ASoC: mxs-saif: set a base clock rate for EXTMASTER mode work
  ASoC: mxs-saif: fix clock prepare and enable unbalance issue
  ASoC: wm8994: Ensure there are enough BCLKs for four channels
2012-08-03 11:20:19 -07:00
Linus Torvalds
c4e62d6785 Merge branch 'core-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull futex fixes from Ingo Molnar:
 "A couple of futex fixes from Darren Hart: two bugs reported by Dave
  Jones (found with his trinity test) and Dan Carpenter through static
  analysis.  The third found while debugging the first two."

* 'core-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  futex: Forbid uaddr == uaddr2 in futex_wait_requeue_pi()
  futex: Fix bug in WARN_ON for NULL q.pi_state
  futex: Test for pi_mutex on fault in futex_wait_requeue_pi()
2012-08-03 11:00:26 -07:00
Linus Torvalds
1ca0049f2c Merge branch 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull x86 fixes from Ingo Molnar:
 "Various fixes"

* 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  x86-64, kcmp: The kcmp system call can be common
  arch/x86/kernel/kdebugfs.c: Ensure a consistent return value in error case
  x86/mce: Add quirk for instruction recovery on Sandy Bridge processors
  x86/mce: Move MCACOD defines from mce-severity.c to <asm/mce.h>
  x86/ioapic: Fix NULL pointer dereference on CPU hotplug after disabling irqs
  x86, nops: Missing break resulting in incorrect selection on Intel
  x86: CONFIG_CC_STACKPROTECTOR=y is no longer experimental
2012-08-03 10:59:36 -07:00
Linus Torvalds
ddc5057c1c Merge branch 'timers-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull timer fixes from Ingo Molnar:
 "One regression fix, and a couple of cleanups that clean up the code
  flow in areas that had high-profile bugs recently."

* 'timers-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  time: Remove all direct references to timekeeper
  time: Clean up offs_real/wall_to_mono and offs_boot/total_sleep_time updates
  time: Clean up stray newlines
  time/jiffies: Rename ACTHZ to SHIFTED_HZ
  time/jiffies: Allow CLOCK_TICK_RATE to be undefined
  time: Fix casting issue in tk_set_xtime and tk_xtime_add
2012-08-03 10:58:57 -07:00
Linus Torvalds
fcc1d2a9ce Merge branch 'sched-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull scheduler fixes from Ingo Molnar:
 "Fixes and two late cleanups"

* 'sched-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  sched/cleanups: Add load balance cpumask pointer to 'struct lb_env'
  sched: Fix comment about PREEMPT_ACTIVE bit location
  sched: Fix minor code style issues
  sched: Use task_rq_unlock() in __sched_setscheduler()
  sched/numa: Add SD_PERFER_SIBLING to CPU domain
2012-08-03 10:58:13 -07:00
Linus Torvalds
bd463a0606 Merge branch 'perf-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull perf fixes from Ingo Molnar:
 "Fix merge window fallout and fix sleep profiling (this was always
  broken, so it's not a fix for the merge window - we can skip this one
  from the head of the tree)."

* 'perf-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  perf/trace: Add ability to set a target task for events
  perf/x86: Fix USER/KERNEL tagging of samples properly
  perf/x86/intel/uncore: Make UNCORE_PMU_HRTIMER_INTERVAL 64-bit
2012-08-03 10:57:20 -07:00
Linus Torvalds
148311d2ad Merge branch 'irq-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull irq fix from Ingo Molnar.

* 'irq-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  genirq: Allow irq chips to mark themself oneshot safe
2012-08-03 10:56:44 -07:00
Linus Torvalds
d97e1dcde5 KGDB/KDB/usb-dbgp fixes and cleanups
usb-dbgp - increase the controller wait time to come out of halt.
    kdb - Remove unused KDB_FLAG_ONLY_DO_DUMP code and cpu in more prompt
    debug core - pass NMI type on archs that provide NMI types
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Merge tag 'for_linux-3.6-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/jwessel/kgdb

Pull KGDB/KDB/usb-dbgp fixes and cleanups from Jason Wessel:
 "There are no new features, those will be delayed to the 3.7 window.
  There are only fixes/cleanup against the usual kernel churn and we are
  removing more lines than we add:

   - usb-dbgp - increase the controller wait time to come out of halt.
   - kdb - Remove unused KDB_FLAG_ONLY_DO_DUMP code and cpu in more prompt
   - debug core - pass NMI type on archs that provide NMI types"

* tag 'for_linux-3.6-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/jwessel/kgdb:
  USB: echi-dbgp: increase the controller wait time to come out of halt.
  kernel/debug: Make use of KGDB_REASON_NMI
  kdb: Remove cpu from the more prompt
  kdb: Remove unused KDB_FLAG_ONLY_DO_DUMP
2012-08-03 10:53:47 -07:00
Linus Torvalds
587a9e1f95 Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/geert/linux-m68k
Pull m68k updates from Geert Uytterhoeven.

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/geert/linux-m68k:
  m68k: Make sys_atomic_cmpxchg_32 work on classic m68k
  m68k/apollo: Rename "timer" to "apollo_timer"
  zorro: Remove unused zorro_bus.devices
  m68k: Remove never used asm/shm.h
  m68k/sun3: Remove unselectable code in prom_init()
  m68k: Use asm-generic version of <asm/sections.h>
  m68k: Replace m68k-specific _[se]bss by generic __bss_{start,stop}
  mtd/uclinux: Use generic __bss_stop instead of _ebss
  m68knommu: Allow ColdFire CPUs to use unaligned accesses
  m68k: Remove five unused headers
  m68k: CPU32 does not support unaligned accesses
  m68k: Introduce config option CPU_HAS_NO_UNALIGNED
  m68k: delay, muldi3 - Use CONFIG_CPU_HAS_NO_MULDIV64
  m68k: Move CPU_HAS_* config options
  m68k: Remove duplicate FPU config option
  m68knommu: Clean up printing of sections
  m68k: Use asm-generic version of <asm/types.h>
  m68k: Use Kbuild logic to import asm-generic headers
2012-08-03 10:52:41 -07:00
Shawn Guo
65dee07c99 ARM: dts: imx: fix gpio interrupts property
Commit 88cde8b (ARM: dts: imx: update #interrupt-cells for gpio nodes)
changes gpio #interrupt-cells from 1 to 2 without updating the users.
It causes the gpio irq requesting call failing in client driver's probe
function.

Add the irq type cell for those gpio interrupt users to fix their
driver probe failure.

Reported-by: Fabio Estevam <festevam@gmail.com>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
2012-08-03 22:36:18 +08:00
Shawn Guo
1eec0c5695 ARM: dts: imx53-ard: add regulators for lan9220
Since commit c7e963f (net/smsc911x: Add regulator support), the lan9220
device tree probe fails on imx53-ard board, because the commit makes
VDD33A and VDDVARIO supplies mandatory for the driver.

Add a fixed dummy 3V3 supplying lan9220 to fix the regression.

Cc: stable@vger.kernel.org
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
2012-08-03 22:36:17 +08:00
Shawn Guo
68b0562df9 ARM: imx: enable emi_slow_gate clock for imx5
The imx5 common clock migration causes a regression with smsc911x
driver on imx53-ard board, where a smsc lan9220 controller gets
connected on imx53 with EIM interface.  EIM needs clock emi_slow_gate
to be functional.  In the new imx5 clock driver, there is no use count
incremented for the clock by enabling it, so the framework closes the
clock at late init time and makes EIM stop working then.

Enable emi_slow_gate in clock driver initialization to fix the
regression.

Cc: stable@vger.kernel.org
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
Acked-by: Sascha Hauer <s.hauer@pengutronix.de>
2012-08-03 22:36:00 +08:00
Fabio Estevam
8cc7a2b9f7 ARM: clk-imx31: Fix the keypad clock name
Fix the keypad clock name, in order to fix the following error:

imx-keypad imx-keypad: failed to get keypad clock
imx-keypad: probe of imx-keypad failed with error -2

Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Cc: stable@vger.kernel.org
2012-08-03 16:28:47 +02:00
Mohammed Shafi Shajakhan
d4e5979c0d ath9k: Add PID/VID support for AR1111
AR1111 is same as AR9485. The h/w
difference between them is quite insignificant,
Felix suggests only very few baseband features
may not be available in AR1111. The h/w code for
AR9485 is already present, so AR1111 should
work fine with the addition of its PID/VID.

Cc: stable@vger.kernel.org [2.6.39+]
Cc: Felix Bitterli <felixb@qca.qualcomm.com>
Reported-by: Tim Bentley <Tim.Bentley@Gmail.com>
Signed-off-by: Mohammed Shafi Shajakhan <mohammed@qca.qualcomm.com>
Tested-by: Tim Bentley <Tim.Bentley@Gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
2012-08-03 10:11:14 -04:00
Sachin Kamat
eb51637b6e iommu/exynos: Fix build error
Fixes the following build error introduced by commit 3177bb76a8
("iommu/exynos: Implement DOMAIN_ATTR_GEOMETRY attribute"):

drivers/iommu/exynos-iommu.c: In function ‘exynos_iommu_domain_init’:
drivers/iommu/exynos-iommu.c:735:2: error: ‘dom’ undeclared
(first use in this function)

Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Acked-by: Kukjin Kim <kgene.kim@samsung.com>
Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
2012-08-03 16:04:45 +02:00
Hiroshi Doyu
d1d076f163 iommu/tegra: smmu: Fix error initial value at domain_init
err initial value should be -EAGAIN. Otherwise 2nd iteration always
fails in the case as[0] is occupied.

Signed-off-by: Hiroshi Doyu <hdoyu@nvidia.com>
Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
2012-08-03 16:04:44 +02:00
Hiroshi Doyu
d2453b2c78 iommu/tegra: smmu: Cleanup with lesser nest
Small clean up with lesser nest for readability.

Signed-off-by: Hiroshi Doyu <hdoyu@nvidia.com>
Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
2012-08-03 16:04:44 +02:00
Joerg Roedel
ba1eabfade iommu: Add missing forward declaration in include file
The 'struct notifier_block' is not used in linux/iommu.h but
not declared anywhere. Add a forward declaration for it.

Reported-by: Thierry Reding <thierry.reding@avionic-design.de>
Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
2012-08-03 16:04:43 +02:00
Thierry Reding
76582d0a68 iommu: Include linux/types.h
The linux/iommu.h header uses types defined in linux/types.h but doesn't
include it.

Signed-off-by: Thierry Reding <thierry.reding@avionic-design.de>
Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
2012-08-03 16:04:43 +02:00
Julia Lawall
d2900bd63f iommu/intel: add missing free_domain_mem
Add missing free_domain_mem on failure path after alloc_domain.

A simplified version of the semantic match that finds this
problem is as follows: (http://coccinelle.lip6.fr/)

// <smpl>
@km exists@
local idexpression e;
expression e1,e2,e3;
type T,T1;
identifier f;
@@

* e = alloc_domain(...)
... when any
    when != e = e1
    when != e1 = (T)e
    when != e1(...,(T)e,...)
    when != &e->f
if(...) { ... when != e2(...,(T1)e,...)
                 when != e3 = e
                 when forall
(
             return <+...e...+>;
|
*             return ...;
) }
// </smpl>

Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
2012-08-03 16:04:15 +02:00
Julia Lawall
9579a974d1 iommu/tegra: remove invalid reference to list iterator variable
If list_for_each_entry, etc complete a traversal of the
list, the iterator variable ends up pointing to an address
at an offset from the list head, and not a meaningful
structure.  Thus this value should not be used after the end
of the iterator.  Replace c->dev by dev, which is the value
that c->dev has been compared to.

This problem was found using Coccinelle (http://coccinelle.lip6.fr/).

Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Acked-by: Stephen Warren <swarren@wwwdotorg.org>
Acked-by: Hiroshi DOYU <hdoyu@nvidia.com>
Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
2012-08-03 16:04:12 +02:00
Palmer Cox
7f309ed645 perf tools: Remove brace expansion from clean target
The clean target uses brace expansion to remove some generated files. However,
the default shells on many systems do not support this feature resulting in
some generated files not being removed by clean.

Signed-off-by: Palmer Cox <p@lmercox.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1343598883-17907-1-git-send-email-p@lmercox.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2012-08-03 10:46:32 -03:00
David Ahern
6b118e92cc perf kvm top: Limit guest kernel info message to once
'perf kvm top' shows a continual flurry of:
    Can't find guest [5201]'s kernel information

if it can't find the guest info and with a lot of VMs running a user has no
chance of reading them all. Limit message to once per guest.

Signed-off-by: David Ahern <dsahern@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/r/1343709095-7089-5-git-send-email-dsahern@gmail.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2012-08-03 10:43:47 -03:00
David Ahern
70b40c4a43 perf tools: Introduce intlist
Built on rblist - like strlist. Used in the next patch.

Signed-off-by: David Ahern <dsahern@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/r/1343709095-7089-4-git-send-email-dsahern@gmail.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2012-08-03 10:42:25 -03:00
David Ahern
ee8dd3ca43 perf tools: Change strlist to use the new rblist
Replaces the direct use of rbtree code with the rblist API. In the end
the patch is a no-op on strlist functionality; the API for strlist is
not changed, only its implementaton.

Signed-off-by: David Ahern <dsahern@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/r/1343709095-7089-3-git-send-email-dsahern@gmail.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2012-08-03 10:39:51 -03:00
David Ahern
37bbd3fff1 perf tools: Introducing rblist
rblist is the rbtree based code from strlist. It will be the common code
for strlist and the to-be-introduced intlist.

Signed-off-by: David Ahern <dsahern@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/r/1343709095-7089-2-git-send-email-dsahern@gmail.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2012-08-03 10:37:21 -03:00
David Ahern
347ed9903a perf kvm: Use strtol for walking guestmount directory
Only want to process directories under the guestmnount directory that
have a pid as a name (ie, all digits). Other entries in the guestmount
directory should be ignored.  There is already a check that requires the
first character of each entry to be a digit, but atoi is used to convert
the directory name to a pid. For example if guestmount contains a
directory with the name 1foo, atoi converts it to a pid of 1 and a
machine is created with a pid of 1. This is wrong; this directory really
should be ignored. Use strtol to do that.

Signed-off-by: David Ahern <dsahern@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/r/1343616875-6455-1-git-send-email-dsahern@gmail.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2012-08-03 10:35:23 -03:00
David Ahern
56e6f602aa perf tool: Save cmdline from user in file header vs what is passed to record
A number of builtin commands process some user args and then pass the rest to
cmd_record. cmd_record then saves argc/argv that it receives into the header of
the perf data file. But this loses the arguments handled by the first command
-- ie., the real command line from the user. This patch saves the command line
as typed by the user rather than what was passed to cmd_record.

As an example consider the command:
$ perf kvm --guest --host --guestmount=/tmp/guest-mount record
    -fo /tmp/perf.data -ag -- sleep 10

Currently the command saved to the header is:
    cmdline : /tmp/p3.5/perf record -o perf.data.kvm -fo /tmp/perf.data -ag -- sleep 1

(ignore the duplicated -o -- the first would be yet another bug with perf-kvm).

With this patch the command line saved to the header is:
cmdline : /tmp/p3.5/perf kvm --guest --host --guestmount=/tmp/guest-mount
    record -fo /tmp/perf.data -ag -- sleep 1

v2: simplified to saving the command in parse_options per Stephane's suggestion

Signed-off-by: David Ahern <dsahern@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Namhyung Kim <namhyung@gmail.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/r/1343616831-6408-1-git-send-email-dsahern@gmail.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2012-08-03 10:33:50 -03:00
David Ahern
1a31fc904f perf top: Error handling for counter creation should parallel perf-record
5a7ed29 fixed up perf-record but not perf-top. Similar argument holds
for it -- fallback to PMU only if it does not exist and handle invalid
attributes separately.

Signed-off-by: David Ahern <dsahern@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Robert Richter <robert.richter@amd.com>
Link: http://lkml.kernel.org/r/1343616783-6360-1-git-send-email-dsahern@gmail.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2012-08-03 10:30:18 -03:00
Fabio Estevam
0f06cde734 ARM: mx28: Fix registers range
Fix registers range.

Cc: stable@vger.kernel.org
Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Acked-by: Marek Vasut <marex@denx.de>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
2012-08-03 19:58:16 +08:00
Fabio Estevam
640bf0607c ARM: mx23: Fix registers range
Fix registers range.

Cc: stable@vger.kernel.org
Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Acked-by: Marek Vasut <marex@denx.de>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
2012-08-03 19:58:16 +08:00
Fabio Estevam
97a7dab423 ARM: imx6q-sabrelite: Setup CLKO IOMUX
In order to have audio functional on mx6qsabrelite, it is necessary
to setup the IOMUX for MX6Q_PAD_GPIO_0__CCM_CLKO pins as it provides
the audio clock.

Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
2012-08-03 19:57:35 +08:00