Commit Graph

399887 Commits

Author SHA1 Message Date
Fabio Estevam
f70bf2a3fd ARM: mach-omap2: gpmc: Fix warning when CONFIG_ARM_LPAE=y
When CONFIG_ARM_LPAE=y the following build warning is generated:

arch/arm/mach-omap2/gpmc.c:1495:4: warning: format '%x' expects argument of type 'unsigned int', but argument 4 has type 'resource_size_t' [-Wformat]

According to Documentation/printk-formats.txt '%pa' can be used to properly
print 'resource_size_t'.

Reported-by: Kevin Hilman <khilman@linaro.org>
Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Acked-by: Kevin Hilman <khilman@linaro.org>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2013-09-18 12:01:59 -07:00
Wei Yongjun
4cf9cf8967 ARM: OMAP: fix return value check in omap_device_build_from_dt()
In case of error, the function omap_device_alloc() returns ERR_PTR()
and never returns NULL. The NULL test in the return value check
should be replaced with IS_ERR().

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Acked-by: Kevin Hilman <khilman@linaro.org>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2013-09-18 12:01:58 -07:00
Tony Lindgren
2cfeed3142 ARM: OMAP4: Fix clock_get error for GPMC during boot
Looks like we still have the legacy clock alias name for
omap4 GPMC (General Purpose Memory Controller), so let's
fix it for the device tree naming. There's no need to keep
the legacy naming as omap4 is DT only nowadays.

Without this fix we get the following error while booting:

[    0.440399] omap-gpmc 50000000.gpmc: error: clk_get

Reported-by: Olof Johansson <olof@lixom.net>
Cc: stable@vger.kernel.org # v3.11
Signed-off-by: Tony Lindgren <tony@atomide.com>
2013-09-18 12:01:58 -07:00
Lukasz Czerwinski
2b0774df40 iio: iio_device_add_event_sysfs() bugfix
Fix mask generation for modified channels.

Signed-off-by: Lukasz Czerwinski <l.czerwinski@samsung.com>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
2013-09-18 19:50:10 +01:00
Sachin Kamat
40e23ced93 staging: iio: ade7854-spi: Fix return value
ade7854_probe can fail. Return the value obtained from it
instead of 0 (success).

Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Cc: Barry Song <21cnbao@gmail.com>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
2013-09-18 19:43:33 +01:00
Peter Meerwald
575a6c90c1 staging:iio:hmc5843: Fix measurement conversion
recently broken, cd6fe06588
staging:iio:hmc5843: Use i2c_smbus_read_word_swapped()

Signed-off-by: Peter Meerwald <pmeerw@pmeerw.net>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
2013-09-18 19:43:30 +01:00
Derek Basehore
5e64897638 iio: isl29018: Fix uninitialized value
The lux_uscale value is not initialized at probe. The value will be
uninitialized unless a value is written to it through the iio channel interface.
This fixes that.

Signed-off-by: Derek Basehore <dbasehore@chromium.org>
Reviewed-on: https://gerrit.chromium.org/gerrit/65998
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
2013-09-18 19:43:25 +01:00
Jonathan Cameron
c919095657 staging:iio:dummy fix kfifo_buf kconfig dependency issue if kfifo modular and buffer enabled for built in dummy driver.
This only occurs in the unlikely event that the example driver is built
in whilst the buffer implementation is not.

Solved by switching from a depends on to a select for this particular case.

Reported-by: Fengguang Wu <fengguang.wu@intel.com>
Reported-by: Randy Dunlap <rdunlap@infradead.org>
Acked-by: Randy Dunlap <rdunlap@infradead.org>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
2013-09-18 19:43:23 +01:00
Josh Wu
db10e20117 iio: at91: fix adc_clk overflow
The adc_clk variable is currently defined using a 32-bits unsigned integer,
which will overflow under some very valid range of operations.

Such overflow will occur if, for example, the parent clock is set to a
20MHz frequency and the ADC startup time is larger than 215ns.

To fix this, introduce an intermediate variable holding the clock rate
in kHz.

Signed-off-by: Josh Wu <josh.wu@atmel.com>
Acked-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
2013-09-18 19:43:20 +01:00
Maciej W. Rozycki
9213ad7707 MIPS: 74K/1074K: Correct erratum workaround.
Make sure 74K revision numbers are not applied to the 1074K.  Also catch
invalid usage.

Signed-off-by: Maciej W. Rozycki <macro@linux-mips.org>
Cc: Steven J. Hill <Steven.Hill@imgtec.com>
Cc: Leonid Yegoshin <Leonid.Yegoshin@imgtec.com>
Cc: linux-mips@linux-mips.org
Patchwork: https://patchwork.linux-mips.org/patch/5857/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2013-09-18 20:25:23 +02:00
Maciej W. Rozycki
8ff374b9c2 MIPS: Cleanup CP0 PRId and CP1 FPIR register access masks
Replace hardcoded CP0 PRId and CP1 FPIR register access masks throughout.
The change does not touch places that use shifted or partial masks.

Signed-off-by: Maciej W. Rozycki <macro@linux-mips.org>
Cc: linux-mips@linux-mips.org
Patchwork: https://patchwork.linux-mips.org/patch/5838/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2013-09-18 20:25:19 +02:00
Linus Torvalds
9baa505948 Three pstore fixes related to compression:
1) Better adjustment of size of compression buffer (was too big
    for EFIVARS backend resulting in compression failure
 2) Use zlib_inflateInit2 instead of zlib_inflateInit
 3) Don't print messages about compression failure.  They will
    waste space that may better be used to log console output
    leading to the crash.
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Merge tag 'please-pull-pstore' of git://git.kernel.org/pub/scm/linux/kernel/git/aegl/linux

Pull pstore/compression fixes from Tony Luck:
 "Three pstore fixes related to compression:
   1) Better adjustment of size of compression buffer (was too big for
      EFIVARS backend resulting in compression failure
   2) Use zlib_inflateInit2 instead of zlib_inflateInit
   3) Don't print messages about compression failure.  They will waste
      space that may better be used to log console output leading to the
      crash"

* tag 'please-pull-pstore' of git://git.kernel.org/pub/scm/linux/kernel/git/aegl/linux:
  pstore: Remove the messages related to compression failure
  pstore: Use zlib_inflateInit2 instead of zlib_inflateInit
  pstore: Adjust buffer size for compression for smaller registered buffers
2013-09-18 12:39:40 -05:00
Wu Zhangjin
b42b4f3af8 MIPS: Remove useless comment about kprobe from arch/mips/Makefile
The commit c1bf207d6e (kernel.org) rsp.
58e9ad32a48dce37ffeea912f55bd1c94b85ad7f (lmo) [MIPS: kprobe: Add support]
introduced a useless comment.

Signed-off-by: Wu Zhangjin <wuzhangjin@gmail.com>
Cc: linux-mips@linux-mips.org
Cc: David Daney <ddaney@caviumnetworks.com>
Patchwork: https://patchwork.linux-mips.org/patch/1765/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2013-09-18 18:37:48 +02:00
Duan Jiong
bd784a1407 net:dccp: do not report ICMP redirects to user space
DCCP shouldn't be setting sk_err on redirects as it
isn't an error condition. it should be doing exactly
what tcp is doing and leaving the error handler without
touching the socket.

Signed-off-by: Duan Jiong <duanj.fnst@cn.fujitsu.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2013-09-18 12:33:44 -04:00
Linus Torvalds
f42bcf1aa8 Merge branch 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull x86 fixes from Ingo Molnar:
 "Misc fixes"

* 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  x86/intel/lpss: Add pin control support to Intel low power subsystem
  perf/x86/intel: Mark MEM_LOAD_UOPS_MISS_RETIRED as precise on SNB
  x86: Remove now-unused save_rest()
  x86/smpboot: Fix announce_cpu() to printk() the last "OK" properly
2013-09-18 11:26:17 -05:00
Linus Torvalds
9d2cd7048b Merge branch 'timers-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull timer fix from Ingo Molnar:
 "An NTP related lockup fix"

* 'timers-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  timekeeping: Fix HRTICK related deadlock from ntp lock changes
2013-09-18 11:24:49 -05:00
Michael Chan
48a3056973 cnic: Fix crash in cnic_bnx2x_service_kcq()
commit 104a43edb2
    cnic: Use CHIP_NUM macros from bnx2x.h

changed the code to use the bnx2x macro NO_FCOE() to determine if FCoE
is supported or not.  There is another place in cnic that is still using
the old method to determine if FCoE is supported or not.  The 2 methods
may not yield the same result after the network interface is brought down
and up.  This will cause the crash as cnic_bnx2x_service_kcq() will access
the uninitialized cp->kcq2.

The fix is to consistently use the same macro CNIC_SUPPORTS_FCOE() which
uses the bnx2x NO_FCOE() macro.  As a follow-up, we can clean up the code
to remove the old method as it is no longer needed.

Signed-off-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2013-09-18 12:24:32 -04:00
Michael Chan
f78afb3563 bnx2x, cnic, bnx2i, bnx2fc: Fix bnx2i and bnx2fc regressions.
commit b9871bcfd2
    bnx2x: VF RSS support - PF side

changed the configuration of the doorbell HW and it broke iSCSI and FCoE.
We fix this by making compatible changes to the doorbell address in bnx2i
and bnx2fc.  For the userspace driver, we need to pass a modified CID
so that the existing userspace driver will calculate the correct doorbell
address and continue to work.

Signed-off-by: Ariel Elior <ariele@broadcom.com>
Signed-off-by: Eddie Wai <eddie.wai@broadcom.com>
Signed-off-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2013-09-18 12:24:32 -04:00
Linus Torvalds
7e28b2712e Merge branch 'sched-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull scheduler fixes from Ingo Molnar:
 "Misc fixes"

* 'sched-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  sched: Fix comment for sched_info_depart
  sched/Documentation: Update sched-design-CFS.txt documentation
  sched/debug: Take PID namespace into account
  sched/fair: Fix small race where child->se.parent,cfs_rq might point to invalid ones
2013-09-18 11:23:32 -05:00
Linus Torvalds
186844b292 Merge branch 'perf-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull perf fixes from Ingo Molnar:
 "Two small fixes"

* 'perf-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  perf: Fix UAPI export of PERF_EVENT_IOC_ID
  perf/x86/intel: Fix Silvermont offcore masks
2013-09-18 11:22:53 -05:00
David S. Miller
4bdc944729 Included change:
- fix the Bridge Loop Avoidance component by marking the variables containing
   the VLAN ID with the HAS_TAG flag when needed.
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Merge tag 'batman-adv-fix-for-davem' of git://git.open-mesh.org/linux-merge

Included change:
- fix the Bridge Loop Avoidance component by marking the variables containing
  the VLAN ID with the HAS_TAG flag when needed.
2013-09-18 12:22:17 -04:00
Andrea Adami
d26b17edaf ARM: sa1100: collie.c: fall back to jedec_probe flash detection
Zaurus collie contains 2 LH28F640BFHE-PTTL90 (64M 4Mx16) and
at the moment cfi will not detect the collie NOR.
In the meanwhile we can revert to the jedec-probe map which has been
fixed with following commit:

mtd: jedec_probe: fix LH28F640BF definition
fe2f4c8e0b

Somehow this is unsatisfactory because the flash is mounted READ ONLY
(as from factory, with a RO cramfs)

Signed-off-by: Andrea Adami <andrea.adami@gmail.com>
Signed-off-by: Olof Johansson <olof@lixom.net>
2013-09-18 08:20:27 -07:00
J. Bruce Fields
a0f6ed8ebe RPCSEC_GSS: fix crash on destroying gss auth
This fixes a regression since  eb6dc19d8e
"RPCSEC_GSS: Share all credential caches on a per-transport basis" which
could cause an occasional oops in the nfsd code (see below).

The problem was that an auth was left referencing a client that had been
freed.  To avoid this we need to ensure that auths are shared only
between descendants of a common client; the fact that a clone of an
rpc_client takes a reference on its parent then ensures that the parent
client will last as long as the auth.

Also add a comment explaining what I think was the intention of this
code.

  general protection fault: 0000 [#1] PREEMPT SMP
  Modules linked in: rpcsec_gss_krb5 nfsd auth_rpcgss oid_registry nfs_acl lockd sunrpc
  CPU: 3 PID: 4071 Comm: kworker/u8:2 Not tainted 3.11.0-rc2-00182-g025145f #1665
  Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
  Workqueue: nfsd4_callbacks nfsd4_do_callback_rpc [nfsd]
  task: ffff88003e206080 ti: ffff88003c384000 task.ti: ffff88003c384000
  RIP: 0010:[<ffffffffa00001f3>]  [<ffffffffa00001f3>] rpc_net_ns+0x53/0x70 [sunrpc]
  RSP: 0000:ffff88003c385ab8  EFLAGS: 00010246
  RAX: 6b6b6b6b6b6b6b6b RBX: ffff88003af9a800 RCX: 0000000000000002
  RDX: ffffffffa00001a5 RSI: 0000000000000001 RDI: ffffffff81e284e0
  RBP: ffff88003c385ad8 R08: 0000000000000001 R09: 0000000000000000
  R10: 0000000000000000 R11: 0000000000000015 R12: ffff88003c990840
  R13: ffff88003c990878 R14: ffff88003c385ba8 R15: ffff88003e206080
  FS:  0000000000000000(0000) GS:ffff88003fd80000(0000) knlGS:0000000000000000
  CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
  CR2: 00007fcdf737e000 CR3: 000000003ad2b000 CR4: 00000000000006e0
  Stack:
   ffffffffa00001a5 0000000000000006 0000000000000006 ffff88003af9a800
   ffff88003c385b08 ffffffffa00d52a4 ffff88003c385ba8 ffff88003c751bd8
   ffff88003c751bc0 ffff88003e113600 ffff88003c385b18 ffffffffa00d530c
  Call Trace:
   [<ffffffffa00001a5>] ? rpc_net_ns+0x5/0x70 [sunrpc]
   [<ffffffffa00d52a4>] __gss_pipe_release+0x54/0x90 [auth_rpcgss]
   [<ffffffffa00d530c>] gss_pipe_free+0x2c/0x30 [auth_rpcgss]
   [<ffffffffa00d678b>] gss_destroy+0x9b/0xf0 [auth_rpcgss]
   [<ffffffffa000de63>] rpcauth_release+0x23/0x30 [sunrpc]
   [<ffffffffa0001e81>] rpc_release_client+0x51/0xb0 [sunrpc]
   [<ffffffffa00020d5>] rpc_shutdown_client+0xe5/0x170 [sunrpc]
   [<ffffffff81098a14>] ? cpuacct_charge+0xa4/0xb0
   [<ffffffff81098975>] ? cpuacct_charge+0x5/0xb0
   [<ffffffffa019556f>] nfsd4_process_cb_update.isra.17+0x2f/0x210 [nfsd]
   [<ffffffff819a4ac0>] ? _raw_spin_unlock_irq+0x30/0x60
   [<ffffffff819a4acb>] ? _raw_spin_unlock_irq+0x3b/0x60
   [<ffffffff810703ab>] ? process_one_work+0x15b/0x510
   [<ffffffffa01957dd>] nfsd4_do_callback_rpc+0x8d/0xa0 [nfsd]
   [<ffffffff8107041e>] process_one_work+0x1ce/0x510
   [<ffffffff810703ab>] ? process_one_work+0x15b/0x510
   [<ffffffff810712ab>] worker_thread+0x11b/0x370
   [<ffffffff81071190>] ? manage_workers.isra.24+0x2b0/0x2b0
   [<ffffffff8107854b>] kthread+0xdb/0xe0
   [<ffffffff819a4ac0>] ? _raw_spin_unlock_irq+0x30/0x60
   [<ffffffff81078470>] ? __init_kthread_worker+0x70/0x70
   [<ffffffff819ac7dc>] ret_from_fork+0x7c/0xb0
   [<ffffffff81078470>] ? __init_kthread_worker+0x70/0x70
  Code: a5 01 00 a0 31 d2 31 f6 48 c7 c7 e0 84 e2 81 e8 f4 91 0a e1 48 8b 43 60 48 c7 c2 a5 01 00 a0 be 01 00 00 00 48 c7 c7 e0 84 e2 81 <48> 8b 98 10 07 00 00 e8 91 8f 0a e1 e8
  +3c 4e 07 e1 48 83 c4 18
  RIP  [<ffffffffa00001f3>] rpc_net_ns+0x53/0x70 [sunrpc]
   RSP <ffff88003c385ab8>

Signed-off-by: J. Bruce Fields <bfields@redhat.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
2013-09-18 10:18:44 -05:00
Linus Walleij
c8a5b7bc75 ARM: u300: hide submenus
Right now the U300 submenus are showcased for everyone even if
we're not on v5 multiplatforms. Hide this in the multiplatform
configuration properly.

Cc: arm@kernel.org
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Olof Johansson <olof@lixom.net>
2013-09-18 08:16:46 -07:00
Leonid Yegoshin
258e1e7379 MIPS: Fix VGA_MAP_MEM macro.
Use the CKSEG1ADDR macro when calculating VGA_MAP_MEM.

[ralf@linux-mips.org: Include <asm/addrspace.h for CKSEG1ADDR.]

Signed-off-by: Leonid Yegoshin <Leonid.Yegoshin@imgtec.com>
Signed-off-by: Steven J. Hill <Steven.Hill@imgtec.com>
Cc: linux-mips@linux-mips.org
Patchwork: https://patchwork.linux-mips.org/patch/5814/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2013-09-18 17:13:58 +02:00
Mike Christie
7652113c2f If the queue is dying then we only call the rq->end_io callout.
This leaves bios setup on the request, because the caller assumes when
the blk_execute_rq_nowait/blk_execute_rq call has completed that
the rq->bios have been cleaned up.

This patch has blk_execute_rq_nowait use __blk_end_request_all
to free bios and also call rq->end_io.

Signed-off-by: Mike Christie <michaelc@cs.wisc.edu>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
2013-09-18 08:33:55 -06:00
Ralf Baechle
9c9b415c50 MIPS: Reimplement get_cycles().
This essentially reverts commit efb9ca08b5
(kernel.org) / 58020a106879a8b372068741c81f0015c9b0b96dbv [[MIPS] Change
get_cycles to always return 0.]

Most users of get_cycles() invoke it as a timing interface.  That's why
in modern kernels it was never very much missed for.  /dev/random however
uses get_cycles() in the how the jitter in the interrupt timing contains
some useful entropy.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2013-09-18 16:31:49 +02:00
Enric Balletbo i Serra
65399f0326 ARM: dts: igep00x0: Add pinmux configuration for MCBSP2
Add pinmux configuration for MCBSP2 connected to the TDM interface.
With this configuration the Headset modules works as expected.

Signed-off-by: Enric Balletbo i Serra <eballetbo@gmail.com>
Acked-by: Javier Martinez Canillas <javier@dowhile0.org>
Signed-off-by: Benoit Cousson <bcousson@baylibre.com>
2013-09-18 14:31:58 +02:00
Vince Weaver
a8e0108cac perf: Fix UAPI export of PERF_EVENT_IOC_ID
Without the following patch I have problems compiling code using
the new PERF_EVENT_IOC_ID ioctl().  It looks like u64 was used
instead of __u64

Signed-off-by: Vince Weaver <vincent.weaver@maine.edu>
Acked-by: Peter Zijlstra <peterz@infradead.org>
Cc: Arnaldo Carvalho de Melo <acme@ghostprotocols.net>
Link: http://lkml.kernel.org/r/alpine.DEB.2.10.1309171450380.11444@vincent-weaver-1.um.maine.edu
Signed-off-by: Ingo Molnar <mingo@kernel.org>
2013-09-18 11:29:07 +02:00
Tony Lindgren
775d2418f3 ARM: dts: Fix muxing and regulator for wl12xx on the SDIO bus for blaze
Commit 76787b3b (ARM: OMAP2+: Remove board-4430sdp.c)
removed legacy booting in favor of device tree based booting
for 4430sdp. That caused the WLAN to stop working as the
related .dts entries fell through the cracks.

I don't have the "1283 PG 2.21 connectivity device" on my 4430sdp,
but the earlier version of this patch was tested by Luciano
Coelho. This version has left out the input logic for MMC CLK
line compared to the earlier version as that is not bidirectional,
and should be safe to do.

Cc: Rajendra Nayak <rnayak@ti.com>
Cc: Luciano Coelho <luca@coelho.fi>
Cc: Ruslan Bilovol <ruslan.bilovol@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Benoit Cousson <bcousson@baylibre.com>
2013-09-18 11:14:42 +02:00
Tony Lindgren
851320e3f3 ARM: dts: Fix muxing and regulator for wl12xx on the SDIO bus for pandaboard
Commit b42b9181 (ARM: OMAP2+: Remove board-omap4panda.c)
removed legacy booting in favor of device tree based booting
for pandaboard. That caused the WLAN to stop working as the
related .dts entries fell through the cracks.

The legacy muxing was setting pulls for GPIO 48 and 49, so let's
keep that behaviour for now to avoid further regressions for
BT and FM. Also input logic was enabled for MMC CLK line, but
I've verified that the input logic we don't need enabled for
CLK line as it's not bidirectional.

Also, we want to use non-removable instead of ti,non-removable
as the ti,non-removable also sets no_regulator_off_init which
is really not what we want as then wl12xx won't get powered
up and down which is needed for resetting it.

Note that looks like the WLAN interface fails to come up after
a warm reset, but that most likely was also happening with
the legacy booting and needs a separate fix.

Cc: Paolo Pisati <p.pisati@gmail.com>
Cc: Rajendra Nayak <rnayak@ti.com>
Cc: Luciano Coelho <luca@coelho.fi>
Signed-off-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Benoit Cousson <bcousson@baylibre.com>
2013-09-18 11:11:39 +02:00
Ville Syrjälä
f2f5f771c5 drm/i915: Don't enable the cursor on a disable pipe
On HSW enabling a plane on a disabled pipe may hang the entire system.
And there's no good reason for doing it ever, so just don't.

v2: Move the crtc active checks to intel_crtc_cursor_{set,move} to
    avoid confusing people during modeset

Cc: stable@vger.kernel.org
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Tested-by: Paulo Zanoni <paulo.r.zanoni@intel.com>
Reviewed-by: Paulo Zanoni <paulo.r.zanoni@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
2013-09-18 10:00:30 +02:00
Jani Nikula
cc173961a6 drm/i915: do not update cursor in crtc mode set
The cursor is disabled before crtc mode set in crtc disable (and we
assert this is the case), and enabled afterwards in crtc enable. Do not
update it in crtc mode set.

On HSW enabling a plane on a disabled pipe may hang the entire system.
And there's no good reason for doing it ever, so just don't.

v2: Add note about HSW hangs - vsyrjala

Cc: stable@vger.kernel.org
Suggested-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Tested-by: Paulo Zanoni <paulo.r.zanoni@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
2013-09-18 09:59:10 +02:00
Al Viro
8061a6fa56 9p: don't forget to destroy inode cache if fscache registration fails
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2013-09-17 22:31:01 -04:00
Linus Torvalds
62d228b8c6 Merge branch 'fixes' of git://git.kernel.org/pub/scm/virt/kvm/kvm
Pull KVM fixes from Gleb Natapov.

* 'fixes' of git://git.kernel.org/pub/scm/virt/kvm/kvm:
  KVM: VMX: set "blocked by NMI" flag if EPT violation happens during IRET from NMI
  kvm: free resources after canceling async_pf
  KVM: nEPT: reset PDPTR register cache on nested vmentry emulation
  KVM: mmu: allow page tables to be in read-only slots
  KVM: x86 emulator: emulate RETF imm
2013-09-17 22:20:30 -04:00
Linus Torvalds
84fca9f38c Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/hid
Pull HID updates from Jiri Kosina:
 "Fixes for CVE-2013-2897, CVE-2013-2895, CVE-2013-2897, CVE-2013-2894,
  CVE-2013-2893, CVE-2013-2891, CVE-2013-2890, CVE-2013-2889.

  All the bugs are triggerable only by specially crafted evil-on-purpose
  HW devices.  Fixes by Kees Cook and Benjamin Tissoires"

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/hid:
  HID: lenovo-tpkbd: fix leak if tpkbd_probe_tp fails
  HID: multitouch: validate indexes details
  HID: logitech-dj: validate output report details
  HID: validate feature and input report details
  HID: lenovo-tpkbd: validate output report details
  HID: LG: validate HID output report details
  HID: steelseries: validate output report details
  HID: sony: validate HID output report details
  HID: zeroplus: validate output report details
  HID: provide a helper for validating hid reports
2013-09-17 21:54:05 -04:00
Oleg Nesterov
03e1261778 tty: disassociate_ctty() sends the extra SIGCONT
Starting from v3.10 (probably commit f91e259041: "tty: Signal
foreground group processes in hangup") disassociate_ctty() sends SIGCONT
if tty && on_exit.  This breaks LSB test-suite, in particular test8 in
_exit.c and test40 in sigcon5.c.

Put the "!on_exit" check back to restore the old behaviour.

Review by Peter Hurley:
 "Yes, this regression was introduced by me in that commit.  The effect
  of the regression is that ptys will receive a SIGCONT when, in similar
  circumstances, ttys would not.

  The fact that two test vectors accidentally tripped over this
  regression suggests that some other apps may as well.

  Thanks for catching this"

Cc: stable@vger.kernel.org # v3.10+
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
Reported-by: Karel Srot <ksrot@redhat.com>
Reviewed-by: Peter Hurley <peter@hurleysoftware.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2013-09-17 21:53:32 -04:00
David S. Miller
61c5923a2f Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/pablo/nf
Pablo Neira Ayuso says:

====================
The following patchset contains Netfilter fixes for you net tree,
mostly targeted to ipset, they are:

* Fix ICMPv6 NAT due to wrong comparison, code instead of type, from
  Phil Oester.

* Fix RCU race in conntrack extensions release path, from Michal Kubecek.

* Fix missing inversion in the userspace ipset test command match if
  the nomatch option is specified, from Jozsef Kadlecsik.

* Skip layer 4 protocol matching in ipset in case of IPv6 fragments,
  also from Jozsef Kadlecsik.

* Fix sequence adjustment in nfnetlink_queue due to using the netlink
  skb instead of the network skb, from Gao feng.

* Make sure we cannot swap of sets with different layer 3 family in
  ipset, from Jozsef Kadlecsik.

* Fix possible bogus matching in ipset if hash sets with net elements
  are used, from Oliver Smith.
====================

Signed-off-by: David S. Miller <davem@davemloft.net>
2013-09-17 20:22:53 -04:00
Sridhar Samudrala
2936b6ab45 vxlan: Avoid creating fdb entry with NULL destination
Commit afbd8bae9c
   vxlan: add implicit fdb entry for default destination
creates an implicit fdb entry for default destination. This results
in an invalid fdb entry if default destination is not specified.
For ex:
  ip link add vxlan1 type vxlan id 100
creates the following fdb entry
  00:00:00:00:00:00 dev vxlan1 dst 0.0.0.0 self permanent

This patch fixes this issue by creating an fdb entry only if a
valid default destination is specified.

Signed-off-by: Sridhar Samudrala <sri@us.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2013-09-17 20:19:18 -04:00
Neal Cardwell
269aa759b4 tcp: fix RTO calculated from cached RTT
Commit 1b7fdd2ab5 ("tcp: do not use cached RTT for RTT estimation")
did not correctly account for the fact that crtt is the RTT shifted
left 3 bits. Fix the calculation to consistently reflect this fact.

Signed-off-by: Neal Cardwell <ncardwell@google.com>
Cc: Eric Dumazet <edumazet@google.com>
Cc: Yuchung Cheng <ycheng@google.com>
Acked-by: Eric Dumazet <edumazet@google.com>
Acked-By: Yuchung Cheng <ycheng@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2013-09-17 19:08:08 -04:00
Avinash Kumar
4bdf259763 drivers: net: phy: cicada.c: clears warning Use #include <linux/io.h> instead of <asm/io.h>
clears following warnings :
WARNING: Use include <linux/io.h> instead of <asm/io.h>
WARNING: Use include <linux/uaccess.h> instead of <asm/uaccess.h>

Signed-off-by: Avinash Kumar <avi.kp.137@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2013-09-17 19:07:00 -04:00
Eric W. Biederman
e05e90702b net loopback: Set loopback_dev to NULL when freed
It has recently turned up that we have a number of long standing bugs
in the network stack cleanup code with use of the loopback device
after it has been freed that have not turned up because in most cases
the storage allocated to the loopback device is not reused, when those
accesses happen.

Set looback_dev to NULL to trigger oopses instead of silent data corrupt
when we hit this class of bug.

Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
Acked-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2013-09-17 19:05:13 -04:00
Viresh Kumar
8efd57657d cpufreq: unlock correct rwsem while updating policy->cpu
Current code looks like this:

        WARN_ON(lock_policy_rwsem_write(cpu));
        update_policy_cpu(policy, new_cpu);
        unlock_policy_rwsem_write(cpu);

{lock|unlock}_policy_rwsem_write(cpu) takes/releases policy->cpu's rwsem.
Because cpu is changing with the call to update_policy_cpu(), the
unlock_policy_rwsem_write() will release the incorrect lock.

The right solution would be to release the same lock as was taken earlier. Also
update_policy_cpu() was also called from cpufreq_add_dev() without any locks and
so its better if we move this locking to inside update_policy_cpu().

This patch fixes a regression introduced in 3.12 by commit f9ba680d23
(cpufreq: Extract the handover of policy cpu to a helper function).

Reported-and-tested-by: Jon Medhurst<tixy@linaro.org>
Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2013-09-18 00:01:52 +02:00
Viresh Kumar
9c8f1ee40b cpufreq: Clear policy->cpus bits in __cpufreq_remove_dev_finish()
This broke after a recent change "cedb70a cpufreq: Split __cpufreq_remove_dev()
into two parts" from Srivatsa.

Consider a scenario where we have two CPUs in a policy (0 & 1) and we are
removing CPU 1. On the call to __cpufreq_remove_dev_prepare() we have cleared 1
from policy->cpus and now on a call to __cpufreq_remove_dev_finish() we read
cpumask_weight of policy->cpus, which will come as 1 and this code will behave
as if we are removing the last CPU from policy :)

Fix it by clearing the CPU mask in __cpufreq_remove_dev_finish() instead of
__cpufreq_remove_dev_prepare().

Tested-by: Stephen Warren <swarren@wwwdotorg.org>
Reviewed-by: Srivatsa S. Bhat <srivatsa.bhat@linux.vnet.ibm.com>
Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2013-09-18 00:01:27 +02:00
Al Viro
03da633aa7 atomic_open: take care of EEXIST in no-open case with O_CREAT|O_EXCL in fs/namei.c
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2013-09-17 17:08:50 -04:00
Greg Kroah-Hartman
42f4891ca2 usb: fixes for v3.12-rc2
Here's first set of fixes for v3.12-rc series, patches have
 been soaking in linux-usb for a while now.
 
 We have the usual sparse and build warnings, a Kconfig fix
 to a mismerge on dwc3 Kconfig, fix for a possible memory leak
 in dwc3, s3c-hsotg won't disconnect when bus goes idle, locking
 fix in mv_u3d_core, endpoint disable fix in f_mass_storage.
 
 We also have one device ID added to dwc3's PCI glue layer in order
 to support Intel's BayTrail devices.
 
 Signed-of-by: Felipe Balbi <balbi@ti.com>
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Merge tag 'fixes-for-v3.12-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/balbi/usb into usb-linus

Felipe writes:

usb: fixes for v3.12-rc2

Here's first set of fixes for v3.12-rc series, patches have
been soaking in linux-usb for a while now.

We have the usual sparse and build warnings, a Kconfig fix
to a mismerge on dwc3 Kconfig, fix for a possible memory leak
in dwc3, s3c-hsotg won't disconnect when bus goes idle, locking
fix in mv_u3d_core, endpoint disable fix in f_mass_storage.

We also have one device ID added to dwc3's PCI glue layer in order
to support Intel's BayTrail devices.

Signed-of-by: Felipe Balbi <balbi@ti.com>
2013-09-17 13:00:43 -07:00
Michael S. Tsirkin
d3d665a654 vhost-scsi: whitespace tweak
Remove space at start of line that sneaked in.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2013-09-17 22:56:09 +03:00
Michael S. Tsirkin
595cb75498 vhost/scsi: use vmalloc for order-10 allocation
As vhost scsi device struct is large, if the device is
created on a busy system, kzalloc() might fail, so this patch does a
fallback to vzalloc().

As vmalloc() adds overhead on data-path, add __GFP_REPEAT
to kzalloc() flags to do this fallback only when really needed.

Reviewed-by: Asias He <asias@redhat.com>
Reported-by: Dan Aloni <alonid@stratoscale.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2013-09-17 22:55:46 +03:00
Antonio Quartulli
4c18c425b2 batman-adv: set the TAG flag for the vid passed to BLA
When receiving or sending a packet a packet on a VLAN, the
vid has to be marked with the TAG flag in order to make any
component in batman-adv understand that the packet is coming
from a really tagged network.

This fix the Bridge Loop Avoidance behaviour which was not
able to send announces over VLAN interfaces.

Introduced by 0b1da1765fdb00ca5d53bc95c9abc70dfc9aae5b
("batman-adv: change VID semantic in the BLA code")

Signed-off-by: Antonio Quartulli <antonio@open-mesh.org>
Acked-by: Simon Wunderlich <siwu@hrz.tu-chemnitz.de>
Signed-off-by: Marek Lindner <mareklindner@neomailbox.ch>
2013-09-17 21:15:16 +02:00
Bjorn Helgaas
adbe6991ef bio-integrity: Fix use of bs->bio_integrity_pool after free
This fixes a copy and paste error introduced by 9f060e2231
("block: Convert integrity to bvec_alloc_bs()").

Found by Coverity (CID 1020654).

Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Acked-by: Kent Overstreet <koverstreet@google.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
2013-09-17 12:46:24 -06:00