Commit Graph

323501 Commits

Author SHA1 Message Date
Linus Torvalds
69e9576bf2 Added last minute fix to localyesconfig, that was the same as
localmodconfig since v3.2, due to a change in the make files.
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Merge tag 'localmodconfig-v3.7-2' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-kconfig

Pull localmodconfig fixes from Steven Rostedt:
 "Bill Pemberton added some changes to make streamline-config.pl work
  again as a stand-alone tool (outside of make localmodconfig).

  Also, he added a couple of updates to make the code be more "Perl
  proper".

  Added last minute fix to localyesconfig, that was the same as
  localmodconfig since v3.2, due to a change in the makefiles."

* tag 'localmodconfig-v3.7-2' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-kconfig:
  localmodconfig: Fix localyesconfig to set to 'y' not 'm'
  localmodconfig: Use my variable for loop in streamline_config.pl
  localmodconfig: Use 3 parameter open in streamline_config.pl
  localmodconfig: Rework find_config in streamline_config.pl
  localmodconfig: Set default value for ksource in streamline_config.pl
2012-10-01 10:01:50 -07:00
Yuta Ando
4eae518d4b localmodconfig: Fix localyesconfig to set to 'y' not 'm'
The kbuild target 'localyesconfig' has been same as 'localmodconfig'
since the commit 50bce3e "kconfig/streamline_config.pl: merge
local{mod,yes}config". The commit expects this script generates
different configure depending on target, but it was not yet implemented.

So I added code that sets to 'yes' when target is 'localyesconfig'.

Link: http://lkml.kernel.org/r/1349101470-12243-1-git-send-email-yuta.and@gmail.com

Cc: stable@vger.kernel.org # v3.2
Cc: linux-kbuild@vger.kernel.org
Signed-off-by: Yuta Ando <yuta.and@gmail.com>
Signed-off-by: Steven Rostedt <rostedt@rostedt.homelinux.com>
2012-10-01 12:35:17 -04:00
Linus Torvalds
9fa40a1135 Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/hid
Pull HID updates from Jiri Kosina:

 1) Patchset from Henrik Rydberg which substantially reduces irqsoff
    latency for all input devices.  In addition to that, Henrik reworked
    multitouch handling in order to reduce runtime memory consumption.

    This patchset touches code in Input subsystem as well.  All the
    changes have been Acked by Dmitry, and we agreed to do it this way
    due to inter-dependencies between the patchset and subsequent
    changes in HID subsystem.

 2) Rework, clenaups and a lot of fixes to picolcd driver by Bruno
    Prémont.

 3) Core report descriptor handling fix which fixes resume issue on some
    devices, by Kevin Daughtridge

 4) hidraw fixes by Alexey Khoroshilov and Ratan Nalumasu

 5) wiimote driver now supports balance board, by David Herrmann.

 6) Other smaller fixes and new device id additions all over the place.

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/hid: (79 commits)
  HID: hidraw: don't deallocate memory when it is in use
  HID: picoLCD: optimize for inactive debugfs
  HID: multitouch: add support for GeneralTouch multi-touchscreen
  HID: Add support for Sony PS3 BD Remote Control
  HID: keep dev_rdesc unmodified and use it for comparisons
  HID: lg4ff: Minor coding style fixes in lg4ff and hid-lg
  HID: hid-lg4ff: Set absolute axes parametes on DFP
  HID: hid-lg4ff: Adjust X axis input value accordingly to selected range.
  HID: hid-lg4ff: Minor code cleanup to improve readability
  HID: ntrig: change default value of logical/physical width/height to 1
  HID: picoLCD: bounds check in dump_buff_as_hex()
  Input: bcm5974 - Convert to MT-B
  Input: bcm5974 - Drop the logical dimensions
  Input: bcm5974 - Preparatory renames
  Input: bcm5974 - only setup button urb for TYPE1 devices
  HID: hid-multitouch: Add Flatfrog support
  HID: hid-multitouch: Fix contact count on 3M panels
  HID: hid-multitouch: Remove the redundant touch state
  HID: hid-multitouch: Simplify setup and frame synchronization
  HID: Allow more fields in the hid report
  ...
2012-10-01 09:13:10 -07:00
Linus Torvalds
99dbb1632f Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/trivial
Pull the trivial tree from Jiri Kosina:
 "Tiny usual fixes all over the place"

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/trivial: (34 commits)
  doc: fix old config name of kprobetrace
  fs/fs-writeback.c: cleanup riteback_sb_inodes kerneldoc
  btrfs: fix the commment for the action flags in delayed-ref.h
  btrfs: fix trivial typo for the comment of BTRFS_FREE_INO_OBJECTID
  vfs: fix kerneldoc for generic_fh_to_parent()
  treewide: fix comment/printk/variable typos
  ipr: fix small coding style issues
  doc: fix broken utf8 encoding
  nfs: comment fix
  platform/x86: fix asus_laptop.wled_type module parameter
  mfd: printk/comment fixes
  doc: getdelays.c: remember to close() socket on error in create_nl_socket()
  doc: aliasing-test: close fd on write error
  mmc: fix comment typos
  dma: fix comments
  spi: fix comment/printk typos in spi
  Coccinelle: fix typo in memdup_user.cocci
  tmiofb: missing NULL pointer checks
  tools: perf: Fix typo in tools/perf
  tools/testing: fix comment / output typos
  ...
2012-10-01 09:06:36 -07:00
Linus Torvalds
aae6f989c6 regulator: Updates for v3.7
- Support for putting regulators into bypass mode where they simply
   switch their input to the output (mainly used for low power retention).
 - A new API for setting voltages based on a voltage plus tolerance
   rather than an explicit voltage range.
 - Lots of cleanups and API updates from Axel Lin.
 - New driver for MAX8907.
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Merge tag 'regulator-3.7' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/regulator

Pull regulator updates from Mark Brown:
 - Support for putting regulators into bypass mode where they simply
   switch their input to the output (mainly used for low power
   retention).
 - A new API for setting voltages based on a voltage plus tolerance
   rather than an explicit voltage range.
 - Lots of cleanups and API updates from Axel Lin.
 - New driver for MAX8907.

* tag 'regulator-3.7' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/regulator: (71 commits)
  regulator: arizona-ldo: Remove top voltage
  regulator: tps6586x: remove regulator-compatible from DT docs
  regulator: tps65217.txt: remove regulator-compatible from DT docs
  regulator: deprecate regulator-compatible DT property
  regulator: fan53555: remove vsel_max not used
  regulator: aat2870: Don't explicitly initialise the first field
  extcon: arizona: Use bypass mode for MICVDD
  regulator: wm831x-ldo: Add bypass support
  regulator: arizona-micsupp: Support get/set bypass
  regulator: arizona-ldo: Support get/set bypass
  regulator: core: Provide regmap get/set bypass operations
  regulator: core: Support bypass mode
  regulator: Fairchild fan53555 support
  regulator: twl: Remove another unused variable warning
  regulator: core: Try using the parent device for the default regmap
  regulator: core: Fast path non-deferred disables
  regulator: core: Report microvolts in sysfs even with only list_voltage()
  regulator: tps6586x: add support for SYS rail
  regulator: lp872x: remove unnecessary function
  regulator: lp872x: fix NULL pointer access problem
  ...
2012-10-01 08:58:47 -07:00
Linus Torvalds
b34e5f55a1 regmap: Updates for v3.7
A quiet release for the regmap core, essentially all the activity is in
 the shared interrupt controller which is being more and more widely
 used and has been enhanced to support a wider range of masking types and
 wake handling methods, plus integration with runtime PM for devices
 making aggressive use of that.
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Merge tag 'regmap-3.7' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/regmap

Pull regmap updates from Mark Brown:
 "A quiet release for the regmap core, essentially all the activity is
  in the shared interrupt controller which is being more and more widely
  used and has been enhanced to support a wider range of masking types
  and wake handling methods, plus integration with runtime PM for
  devices making aggressive use of that."

* tag 'regmap-3.7' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/regmap:
  regmap: no need primary handler for nested irq
  regmap: irq: Add mask invert flag for enable register
  mfd: wm8994: Flag the interrupt block as requiring runtime PM be enabled
  regmap: irq: Enable devices for runtime PM while handling interrupts
  regmap: irq: initialize all irqs to wake disabled
  regmap: set MASK_ON_SUSPEND/SKIP_SET_WAKE if no wake_base
  regmap: name irq_chip based on regmap_irq_chip's name
  regmap: store irq_chip inside regmap_irq_chip_data
  regmap: irq: Only update mask bits when doing initial mask
  regmap: fix some error messages to take account of irq_reg_stride
  regmap: Don't lock in regmap_reinit_cache()
2012-10-01 08:58:06 -07:00
Linus Torvalds
e151960a23 Merge git://git.kernel.org/pub/scm/linux/kernel/git/steve/gfs2-3.0-nmw
Pull GFS2 updates from Steven Whitehouse:
 "The major feature this time is the "rbm" conversion in the resource
  group code.  The new struct gfs2_rbm specifies the location of an
  allocatable block in (resource group, bitmap, offset) form.  There are
  a number of added helper functions, and later patches then rewrite
  some of the resource group code in terms of this new structure.  Not
  only does this give us a nice code clean up, but it also removes some
  of the previous restrictions where extents could not cross bitmap
  boundaries, for example.

  In addition to that, there are a few bug fixes and clean ups, but the
  rbm work is by far the majority of this patch set in terms of number
  of changed lines."

* git://git.kernel.org/pub/scm/linux/kernel/git/steve/gfs2-3.0-nmw: (27 commits)
  GFS2: Write out dirty inode metadata in delayed deletes
  GFS2: fix s_writers.counter imbalance in gfs2_ail_empty_gl
  GFS2: Fix infinite loop in rbm_find
  GFS2: Consolidate free block searching functions
  GFS2: Get rid of I_MUTEX_QUOTA usage
  GFS2: Stop block extents at the end of bitmaps
  GFS2: Fix unclaimed_blocks() wrapping bug and clean up
  GFS2: Improve block reservation tracing
  GFS2: Fall back to ignoring reservations, if there are no other blocks left
  GFS2: Fix ->show_options() for statfs slow
  GFS2: Use rbm for gfs2_setbit()
  GFS2: Use rbm for gfs2_testbit()
  GFS2: Eliminate unnecessary check for state > 3 in bitfit
  GFS2: Eliminate redundant calls to may_grant
  GFS2: Combine functions gfs2_glock_dq_wait and wait_on_demote
  GFS2: Combine functions gfs2_glock_wait and wait_on_holder
  GFS2: inline __gfs2_glock_schedule_for_reclaim
  GFS2: change function gfs2_direct_IO to use a normal gfs2_glock_dq
  GFS2: rbm code cleanup
  GFS2: Fix case where reservation finished at end of rgrp
  ...
2012-10-01 08:51:04 -07:00
Jiri Kosina
cdcd3ac4e9 Merge branch 'multitouch' into for-linus
Conflicts:
	drivers/hid/hid-multitouch.c
2012-10-01 14:38:54 +02:00
Jiri Kosina
a3cbe10e47 Merge branch 'upstream' into for-linus
Conflicts:
	drivers/hid/usbhid/hid-quirks.c
2012-10-01 14:37:51 +02:00
Jiri Kosina
fa2bd30159 Merge branches 'from-henrik', 'hidraw', 'logitech', 'picolcd', 'ps3', 'uclogic', 'wacom' and 'wiimote' into for-linus 2012-10-01 14:36:26 +02:00
Ratan Nalumasu
4fe9f8e203 HID: hidraw: don't deallocate memory when it is in use
When a device is unplugged, wait for all processes that have opened the device
to close before deallocating the device.

Signed-off-by: Ratan Nalumasu <ratan@google.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
2012-10-01 10:27:36 +02:00
Bruno Prémont
56fa94415b HID: picoLCD: optimize for inactive debugfs
Matthieu CASTET adjusted picolcd_debug_out_report() to only operate when
there is an active listener on debugfs for events.

His change got lost while splitting hid_picolcd.c, restore it.

Signed-off-by: Bruno Prémont <bonbons@linux-vserver.org>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
2012-10-01 10:25:01 +02:00
Xianhan Yu
f5ff4e1e62 HID: multitouch: add support for GeneralTouch multi-touchscreen
Fix the touch-up no response problem on GeneralTouch twofingers touchscreen and
modify the driver for new GeneralTouch PWT touchscreen.

Signed-off-by: Xianhan Yu <aroundight77@gmail.com>
Reviewed-by Benjamin Tissoires <benjamin.tissoires@gmail.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
2012-10-01 10:15:02 +02:00
David Dillow
5844c1cdb6 HID: Add support for Sony PS3 BD Remote Control
The Sony PS3 Blue-ray Disc Remote Control used to be supported by the
BlueZ project's user space, but the code that handled it was recently
removed as its functionality conflicted with a real HSP implementation
and the mapping was thought to be better handled in the kernel. This is
a port of the mapping logic from the fakehid driver by Marcel Holtmann
to the in-kernel HID layer.

We also add support for the Logitech Harmony Adapter for PS3, which
emulates the BD Remote.

Signed-off-by: David Dillow <dave@thedillows.org>
Signed-off-by: Antonio Ospite <ospite@studenti.unina.it>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
2012-10-01 10:11:48 +02:00
Kevin Daughtridge
86e6b77eb7 HID: keep dev_rdesc unmodified and use it for comparisons
The dev_rdesc member of the hid_device structure is meant to store the original
report descriptor received from the device, but it is currently passed to any
report_fixup method before it is copied to the rdesc member. This patch uses a
temporary buffer to shield dev_rdesc from the side effects of many HID drivers'
report_fixup implementations.

usbhid's hid_post_reset checks the report descriptor currently returned by the
device against a descriptor that may have been modified by a driver's
report_fixup method. That leaves some devices nonfunctional after a resume, with
a "reset_resume error 1" reported. This patch checks the new descriptor against
the unmodified dev_rdesc instead and uses the original, instead of modified,
report size.

BugLink: http://bugs.launchpad.net/bugs/1049623
Signed-off-by: Kevin Daughtridge <kevin@kdau.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
2012-10-01 10:09:26 +02:00
Linus Torvalds
a0d271cbfe Linux 3.6 2012-09-30 16:47:46 -07:00
Miklos Szeredi
8110e16d42 vfs: dcache: fix deadlock in tree traversal
IBM reported a deadlock in select_parent().  This was found to be caused
by taking rename_lock when already locked when restarting the tree
traversal.

There are two cases when the traversal needs to be restarted:

 1) concurrent d_move(); this can only happen when not already locked,
    since taking rename_lock protects against concurrent d_move().

 2) racing with final d_put() on child just at the moment of ascending
    to parent; rename_lock doesn't protect against this rare race, so it
    can happen when already locked.

Because of case 2, we need to be able to handle restarting the traversal
when rename_lock is already held.  This patch fixes all three callers of
try_to_ascend().

IBM reported that the deadlock is gone with this patch.

[ I rewrote the patch to be smaller and just do the "goto again" if the
  lock was already held, but credit goes to Miklos for the real work.
   - Linus ]

Signed-off-by: Miklos Szeredi <mszeredi@suse.cz>
Cc: Al Viro <viro@ZenIV.linux.org.uk>
Cc: stable@vger.kernel.org
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2012-09-29 17:41:40 -07:00
Linus Torvalds
6a3e3dbee6 IOMMU fixes for Linux v3.6-rc7
Two small patches:
 
 	* One patch to fix the function declarations for
 	  !CONFIG_IOMMU_API. This is causing build errors
 	  in linux-next and should be fixed for v3.6.
 
 	* Another patch to fix an IOMMU group related NULL pointer
 	  dereference.
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Merge tag 'iommu-fixes-v3.6-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu

Pull IOMMU fixes from Joerg Roedel:
 "Two small patches:

	* One patch to fix the function declarations for
	  !CONFIG_IOMMU_API. This is causing build errors
	  in linux-next and should be fixed for v3.6.

	* Another patch to fix an IOMMU group related NULL pointer
	  dereference."

* tag 'iommu-fixes-v3.6-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu:
  iommu/amd: Fix wrong assumption in iommu-group specific code
  iommu: static inline iommu group stub functions
2012-09-29 10:37:04 -07:00
Linus Torvalds
21e98932dc Merge git://git.infradead.org/users/willy/linux-nvme
Pull NVMe driver fixes from Matthew Wilcox:
 "Now that actual hardware has been released (don't have any yet
  myself), people are starting to want some of these fixes merged."

Willy doesn't have hardware? Guys...

* git://git.infradead.org/users/willy/linux-nvme:
  NVMe: Cancel outstanding IOs on queue deletion
  NVMe: Free admin queue memory on initialisation failure
  NVMe: Use ida for nvme device instance
  NVMe: Fix whitespace damage in nvme_init
  NVMe: handle allocation failure in nvme_map_user_pages()
  NVMe: Fix uninitialized iod compiler warning
  NVMe: Do not set IO queue depth beyond device max
  NVMe: Set block queue max sectors
  NVMe: use namespace id for nvme_get_features
  NVMe: replace nvme_ns with nvme_dev for user admin
  NVMe: Fix nvme module init when nvme_major is set
  NVMe: Set request queue logical block size
2012-09-29 10:31:52 -07:00
Linus Torvalds
9c603e53d3 mtdchar: fix offset overflow detection
Sasha Levin has been running trinity in a KVM tools guest, and was able
to trigger the BUG_ON() at arch/x86/mm/pat.c:279 (verifying the range of
the memory type).  The call trace showed that it was mtdchar_mmap() that
created an invalid remap_pfn_range().

The problem is that mtdchar_mmap() does various really odd and subtle
things with the vma page offset etc, and uses the wrong types (and the
wrong overflow) detection for it.

For example, the page offset may well be 32-bit on a 32-bit
architecture, but after shifting it up by PAGE_SHIFT, we need to use a
potentially 64-bit resource_size_t to correctly hold the full value.

Also, we need to check that the vma length plus offset doesn't overflow
before we check that it is smaller than the length of the mtdmap region.

This fixes things up and tries to make the code a bit easier to read.

Reported-and-tested-by: Sasha Levin <levinsasha928@gmail.com>
Acked-by: Suresh Siddha <suresh.b.siddha@intel.com>
Acked-by: Artem Bityutskiy <dedekind1@gmail.com>
Cc: David Woodhouse <dwmw2@infradead.org>
Cc: linux-mtd@lists.infradead.org
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2012-09-28 12:13:46 -07:00
Linus Torvalds
6672d90fe7 Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Pull networking fixes from David S Miller:

 1) Netfilter xt_limit module can use uninitialized rules, from Jan
    Engelhardt.

 2) Wei Yongjun has found several more spots where error pointers were
    treated as NULL/non-NULL and vice versa.

 3) bnx2x was converted to pci_io{,un}map() but one remaining plain
    iounmap() got missed.  From Neil Horman.

 4) Due to a fence-post type error in initialization of inetpeer entries
    (which is where we store the ICMP rate limiting information), we can
    erroneously drop ICMPs if the inetpeer was created right around when
    jiffies wraps.

    Fix from Nicolas Dichtel.

 5) smsc75xx resume fix from Steve Glendinnig.

 6) LAN87xx smsc chips need an explicit hardware init, from Marek Vasut.

 7) qlcnic uses msleep() with locks held, fix from Narendra K.

* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net:
  netdev: octeon: fix return value check in octeon_mgmt_init_phy()
  inetpeer: fix token initialization
  qlcnic: Fix scheduling while atomic bug
  bnx2: Clean up remaining iounmap
  net: phy: smsc: Implement PHY config_init for LAN87xx
  smsc75xx: fix resume after device reset
  netdev: pasemi: fix return value check in pasemi_mac_phy_init()
  team: fix return value check
  l2tp: fix return value check
  netfilter: xt_limit: have r->cost != 0 case work
2012-09-28 10:09:33 -07:00
Linus Torvalds
7596824e66 Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
Pull vfs fixes from Al Viro:
 "A couple of fixes; one for automount/lazy umount race, another a
  classic "we don't protect the refcount transition to zero with the
  lock that protects looking for object in hash" kind of crap in lockd."

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs:
  close the race in nlmsvc_free_block()
  do_add_mount()/umount -l races
2012-09-28 10:02:53 -07:00
Linus Torvalds
97956605d8 Merge branch 'for-linus-3.6-rc-final' of git://git.kernel.org/pub/scm/linux/kernel/git/rw/uml
Pull UML fixes from Richard Weinberger.

* 'for-linus-3.6-rc-final' of git://git.kernel.org/pub/scm/linux/kernel/git/rw/uml:
  um: Preinclude include/linux/kern_levels.h
  um: Fix IPC on um
  um: kill thread->forking
  um: let signal_delivered() do SIGTRAP on singlestepping into handler
  um: don't leak floating point state and segment registers on execve()
  um: take cleaning singlestep to start_thread()
2012-09-28 10:00:52 -07:00
Linus Torvalds
c3a086e638 A few fixes for problems discovered during the 3.6 cycle.
Of particular note, are fixes to the thin target's discard support,
 which I hope is finally working correctly; and fixes for multipath
 ioctls and device limits when there are no paths.
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Merge tag 'dm-3.6-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/agk/linux-dm

Pull dm fixes from Alasdair G Kergon:
 "A few fixes for problems discovered during the 3.6 cycle.

  Of particular note, are fixes to the thin target's discard support,
  which I hope is finally working correctly; and fixes for multipath
  ioctls and device limits when there are no paths."

* tag 'dm-3.6-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/agk/linux-dm:
  dm verity: fix overflow check
  dm thin: fix discard support for data devices
  dm thin: tidy discard support
  dm: retain table limits when swapping to new table with no devices
  dm table: clear add_random unless all devices have it set
  dm: handle requests beyond end of device instead of using BUG_ON
  dm mpath: only retry ioctl when no paths if queue_if_no_path set
  dm thin: do not set discard_zeroes_data
2012-09-28 10:00:01 -07:00
Andrea Arcangeli
99a1300e1d thp: avoid VM_BUG_ON page_count(page) false positives in __collapse_huge_page_copy
Speculative cache pagecache lookups can elevate the refcount from
under us, so avoid the false positive. If the refcount is < 2 we'll be
notified by a VM_BUG_ON in put_page_testzero as there are two
put_page(src_page) in a row before returning from this function.

Signed-off-by: Andrea Arcangeli <aarcange@redhat.com>
Reviewed-by: Rik van Riel <riel@redhat.com>
Reviewed-by: Johannes Weiner <hannes@cmpxchg.org>
Cc: Hugh Dickins <hughd@google.com>
Cc: Mel Gorman <mgorman@suse.de>
Cc: Petr Holasek <pholasek@redhat.com>
Cc: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2012-09-28 08:38:09 -07:00
Joerg Roedel
0774e39255 iommu/amd: Fix wrong assumption in iommu-group specific code
The new IOMMU groups code in the AMD IOMMU driver makes the
assumption that there is a pci_dev struct available for all
device-ids listed in the IVRS ACPI table. Unfortunatly this
assumption is not true and so this code causes a NULL
pointer dereference at boot on some systems.

Fix it by making sure the given pointer is never NULL when
passed to the group specific code. The real fix is larger
and will be queued for v3.7.

Reported-by: Florian Dazinger <florian@dazinger.net>
Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
2012-09-28 16:14:44 +02:00
Mark Brown
6a2027abd2 Merge remote-tracking branches 'regulator/topic/core', 'regulator/topic/bypass', 'regulator/topic/tol', 'regulator/topic/drivers' and 'regulator/topic/tps6586x' into regulator-next 2012-09-28 14:45:07 +01:00
Mark Brown
e96961dabe regulator: arizona-ldo: Remove top voltage
The highest voltage step is not supported.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
2012-09-28 14:44:11 +01:00
Wei Yongjun
df555b6653 netdev: octeon: fix return value check in octeon_mgmt_init_phy()
In case of error, the function of_phy_connect() returns NULL
pointer not ERR_PTR(). The IS_ERR() test in the return value
check should be replaced with NULL test.

dpatch engine is used to auto generate this patch.
(https://github.com/weiyj/dpatch)

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Signed-off-by: David S. Miller <davem@davemloft.net>
2012-09-28 01:18:32 -04:00
Linus Torvalds
63994137eb Merge branch 'drm-fixes' of git://people.freedesktop.org/~airlied/linux
Pull drm fixes from Dave Airlie:
 "The three nouveau fixes quiten unneeded dmesg spam that people are
   seeing and pondering,

  The udl fix stops it from trying to driver monitors that are too big,
  where we get a black screen.

  And a vmware memory alloc problem."

* 'drm-fixes' of git://people.freedesktop.org/~airlied/linux:
  drm/nvc0/fifo: ignore bits in PFIFO_INTR that aren't set in PFIFO_INTR_EN
  drm/udl: limit modes to the sku pixel limits.
  vmwgfx: corruption in vmw_event_fence_action_create()
  drm/nvc0/ltcg: mask off intr 0x10
  drm/nouveau: silence a debug message triggered by newer userspace
2012-09-27 16:51:14 -07:00
Linus Torvalds
a31fb6988a USB fixes for 3.6-rc7
Here are two USB bugfixes for your 3.6-rc7 tree.
 
 The OHCI fix has been reported a number of times and is a regression
 from 3.5, and the patch that causes the regression was on the way to the
 -stable trees before I was reminded (again) that this fix needed to get
 to your tree soon.
 
 The host controller bugfix was reported in older kernels as being pretty
 easy to trigger, and has been tested by Red Hat and their customers.
 
 Both have been in the usb-next branch in the -next tree for a while now,
 I just cherry-picked them out to get to you in time for the 3.6 release.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'usb-3.6-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb

Pull USB fixes from Greg Kroah-Hartman:
 "Here are two USB bugfixes for your 3.6-rc7 tree.

  The OHCI fix has been reported a number of times and is a regression
  from 3.5, and the patch that causes the regression was on the way to
  the -stable trees before I was reminded (again) that this fix needed
  to get to your tree soon.

  The host controller bugfix was reported in older kernels as being
  pretty easy to trigger, and has been tested by Red Hat and their
  customers.

  Both have been in the usb-next branch in the -next tree for a while
  now, I just cherry-picked them out to get to you in time for the 3.6
  release.

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

* tag 'usb-3.6-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb:
  USB: Fix race condition when removing host controllers
  USB: ohci-at91: fix null pointer in ohci_hcd_at91_overcurrent_irq
2012-09-27 16:49:15 -07:00
Daniel Mack
8dce30c891 ALSA: snd-usb: fix next_packet_size calls for pause case
Also fix the calls to next_packet_size() for the pause case. This was
missed in 245baf983 ("ALSA: snd-usb: fix calls to next_packet_size").

Signed-off-by: Daniel Mack <zonque@gmail.com>
Reviewed-by: Takashi Iwai <tiwai@suse.de>
Reported-and-tested-by: Christian Tefzer <ctrefzer@gmx.de>
Cc: stable@kernel.org
[ Taking directly because Takashi is on vacation  - Linus ]
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2012-09-27 16:46:15 -07:00
Linus Torvalds
9a7c590930 ASoC: Updates for 3.6
One small and obvious driver-specific fix.
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Merge tag 'asoc-3.6' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound

Pull ASoC update from Mark Brown:
 "One small and obvious driver-specific fix.

  Takashi is on vacation now so he asked me to send directly, it's a
  pretty bad bug with low regression risk."

* tag 'asoc-3.6' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound:
  ASoC: wm2000: Correct register size
2012-09-27 16:42:35 -07:00
Nicolas Dichtel
bc9259a8ba inetpeer: fix token initialization
When jiffies wraps around (for example, 5 minutes after the boot, see
INITIAL_JIFFIES) and peer has just been created, now - peer->rate_last can be
< XRLIM_BURST_FACTOR * timeout, so token is not set to the maximum value, thus
some icmp packets can be unexpectedly dropped.

Fix this case by initializing last_rate to 60 seconds in the past.

Signed-off-by: Nicolas Dichtel <nicolas.dichtel@6wind.com>
Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2012-09-27 19:27:39 -04:00
Narendra K
68b3f28c11 qlcnic: Fix scheduling while atomic bug
In the device close path, 'qlcnic_fw_destroy_ctx' and
'qlcnic_poll_rsp' call msleep. But  'qlcnic_fw_destroy_ctx' and
'qlcnic_poll_rsp' are called with 'adapter->tx_clean_lock' spin lock
held resulting in scheduling while atomic bug causing the following
trace.

I observed that the commit 012dc19a45
from John Fastabend addresses a similar issue in ixgbevf driver.
Adopting the same approach used in the commit, this patch uses mdelay
to address the issue.

[79884.999115] BUG: scheduling while atomic: ip/30846/0x00000002
[79885.005562] INFO: lockdep is turned off.
[79885.009958] Modules linked in: qlcnic fuse nf_conntrack_netbios_ns nf_conntrack_broadcast ipt_MASQUERADE bnep bluetooth rfkill ip6table_mangle ip6t_REJECT nf_conntrack_ipv6 nf_defrag_ipv6 ip6table_filter ip6_tables iptable_nat nf_nat iptable_mangle ipt_REJECT nf_conntrack_ipv4 nf_defrag_ipv4 xt_conntrack nf_conntrack iptable_filter ip_tables dcdbas coretemp kvm_intel kvm iTCO_wdt ixgbe iTCO_vendor_support crc32c_intel ghash_clmulni_intel nfsd microcode sb_edac pcspkr edac_core dca bnx2x shpchp auth_rpcgss nfs_acl lpc_ich mfd_core mdio lockd libcrc32c wmi acpi_pad acpi_power_meter sunrpc uinput sd_mod sr_mod cdrom crc_t10dif ahci libahci libata megaraid_sas usb_storage dm_mirror dm_region_hash dm_log dm_mod [last unloaded: qlcnic]
[79885.083608] Pid: 30846, comm: ip Tainted: G        W  O 3.6.0-rc7+ #1
[79885.090805] Call Trace:
[79885.093569]  [<ffffffff816764d8>] __schedule_bug+0x68/0x76
[79885.099699]  [<ffffffff8168358e>] __schedule+0x99e/0xa00
[79885.105634]  [<ffffffff81683929>] schedule+0x29/0x70
[79885.111186]  [<ffffffff81680def>] schedule_timeout+0x16f/0x350
[79885.117724]  [<ffffffff811afb7a>] ? init_object+0x4a/0x90
[79885.123770]  [<ffffffff8107c190>] ? __internal_add_timer+0x140/0x140
[79885.130873]  [<ffffffff81680fee>] schedule_timeout_uninterruptible+0x1e/0x20
[79885.138773]  [<ffffffff8107e830>] msleep+0x20/0x30
[79885.144159]  [<ffffffffa04c7fbf>] qlcnic_issue_cmd+0xef/0x290 [qlcnic]
[79885.151478]  [<ffffffffa04c8265>] qlcnic_fw_cmd_destroy_rx_ctx+0x55/0x90 [qlcnic]
[79885.159868]  [<ffffffffa04c92fd>] qlcnic_fw_destroy_ctx+0x2d/0xa0 [qlcnic]
[79885.167576]  [<ffffffffa04bf2ed>] __qlcnic_down+0x11d/0x180 [qlcnic]
[79885.174708]  [<ffffffffa04bf6f8>] qlcnic_close+0x18/0x20 [qlcnic]
[79885.181547]  [<ffffffff8153b4c5>] __dev_close_many+0x95/0xe0
[79885.187899]  [<ffffffff8153b548>] __dev_close+0x38/0x50
[79885.193761]  [<ffffffff81545101>] __dev_change_flags+0xa1/0x180
[79885.200419]  [<ffffffff81545298>] dev_change_flags+0x28/0x70
[79885.206779]  [<ffffffff815531b8>] do_setlink+0x378/0xa00
[79885.212731]  [<ffffffff81354fe1>] ? nla_parse+0x31/0xe0
[79885.218612]  [<ffffffff815558ee>] rtnl_newlink+0x37e/0x560
[79885.224768]  [<ffffffff812cfa19>] ? selinux_capable+0x39/0x50
[79885.231217]  [<ffffffff812cbf98>] ? security_capable+0x18/0x20
[79885.237765]  [<ffffffff81555114>] rtnetlink_rcv_msg+0x114/0x2f0
[79885.244412]  [<ffffffff81551f87>] ? rtnl_lock+0x17/0x20
[79885.250280]  [<ffffffff81551f87>] ? rtnl_lock+0x17/0x20
[79885.256148]  [<ffffffff81555000>] ? __rtnl_unlock+0x20/0x20
[79885.262413]  [<ffffffff81570fc1>] netlink_rcv_skb+0xa1/0xb0
[79885.268661]  [<ffffffff81551fb5>] rtnetlink_rcv+0x25/0x40
[79885.274727]  [<ffffffff815708bd>] netlink_unicast+0x19d/0x220
[79885.281146]  [<ffffffff81570c45>] netlink_sendmsg+0x305/0x3f0
[79885.287595]  [<ffffffff8152b188>] ? sock_update_classid+0x148/0x2e0
[79885.294650]  [<ffffffff81525c2c>] sock_sendmsg+0xbc/0xf0
[79885.300600]  [<ffffffff8152600c>] __sys_sendmsg+0x3ac/0x3c0
[79885.306853]  [<ffffffff8109be23>] ? up_read+0x23/0x40
[79885.312510]  [<ffffffff816896cc>] ? do_page_fault+0x2bc/0x570
[79885.318968]  [<ffffffff81191854>] ? sys_brk+0x44/0x150
[79885.324715]  [<ffffffff811c458c>] ? fget_light+0x24c/0x520
[79885.330875]  [<ffffffff815286f9>] sys_sendmsg+0x49/0x90
[79885.336707]  [<ffffffff8168e429>] system_call_fastpath+0x16/0x1b

Signed-off-by: Narendra K <narendra_k@dell.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2012-09-27 19:24:52 -04:00
Neil Horman
64f605c774 bnx2: Clean up remaining iounmap
commit c0357e975a modified bnx2 to switch from
using ioremap/iounmap to pci_iomap/pci_iounmap.  They missed a spot in the error
path of bnx2_init_one though.  This patch just cleans that up.

Signed-off-by: Neil Horman <nhorman@tuxdriver.com>
CC: Michael Chan <mcan@broadcom.com>
CC: "David S. Miller" <davem@davemloft.net>
Acked-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2012-09-27 19:18:50 -04:00
Linus Torvalds
e556cb3e33 arm-soc: one more bug fix for 3.6
Here's a bugfix for orion5x. Without this, PCI doesn't initialize properly
 because of too small coherent pool to cover the allocations needed.
 
 A similar fix has already been done on kirkwood.
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Merge tag 'fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull one more arm-soc bugfix from Olof Johansson:
 "Here's a bugfix for orion5x.  Without this, PCI doesn't initialize
  properly because of too small coherent pool to cover the allocations
  needed.

  A similar fix has already been done on kirkwood."

* tag 'fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc:
  ARM: Orion5x: Fix too small coherent pool.
2012-09-27 15:47:24 -07:00
Linus Torvalds
b56adb54e8 Merge branch 'fixes-for-3.6' of git://git.linaro.org/people/mszyprowski/linux-dma-mapping
Pull ARM dma-mapping fix from Marek Szyprowski:
 "This patch fixes a potential memory leak in the ARM dma-mapping code."

* 'fixes-for-3.6' of git://git.linaro.org/people/mszyprowski/linux-dma-mapping:
  ARM: dma-mapping: Fix potential memory leak in atomic_pool_init()
2012-09-27 15:46:04 -07:00
Linus Torvalds
39618435a0 A lates GPIO fix: Roland Stigge found a problem in the LPC32xx
driver where a callback ignores one of its arguments. It needs
 to go into stable too so sending this upstream immediately.
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Merge tag 'gpio-fixes-v3.6' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-gpio

Pull GPIO fix from Linus Walleij:
 "A late GPIO fix: Roland Stigge found a problem in the LPC32xx driver
  where a callback ignores one of its arguments.  It needs to go into
  stable too so sending this upstream immediately."

* tag 'gpio-fixes-v3.6' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-gpio:
  gpio-lpc32xx: Fix value handling of gpio_direction_output()
2012-09-27 15:45:20 -07:00
Linus Torvalds
d1d4bb9cf2 2 bugfixes for md in 3.6
One (missing spinlock init) was only introduced recently.
 The other has been present as long as raid10 has been supported,
 so is tagged for -stable.
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Merge tag 'md-3.6-fixes' of git://neil.brown.name/md

Pull two md bugfixes from NeilBrown:
 "One (missing spinlock init) was only introduced recently.  The other
  has been present as long as raid10 has been supported, so is tagged
  for -stable."

* tag 'md-3.6-fixes' of git://neil.brown.name/md:
  md/raid10: fix "enough" function for detecting if array is failed.
  md/raid5: add missing spin_lock_init.
2012-09-27 15:44:31 -07:00
Linus Torvalds
5030fcbf0b Merge git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-edac
Pull EDAC fixes from Mauro Carvalho Chehab:
 "Three edac fixes at the memory enumeration logic:
        - i3200_edac: Fixes a regression at the memory rank size, when the
                memorias are dual-rank;
        - i5000_edac: Fix a longstanding bug when calculating the memory
                size: before Kernel 3.6, the memory size were right only
                with one specific configuration;
        - sb_edac: Fixes a bug since the initial release of the driver:
                with 16GB DIMMs, there's an overflow at the memory size,
                causing the number of pages per dimm (an unsigned value)
                to have the highest bit equal to 1, effectively mangling
                the memory size.

  The third bug can potentially affect the error decoding logic as well."

* git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-edac:
  sb_edac: Avoid overflow errors at memory size calculation
  i5000: Fix the memory size calculation with 2R memories
  i3200_edac: Fix memory rank size
2012-09-27 15:43:36 -07:00
J. Bruce Fields
fd51790949 trivial select_parent documentation fix
"Search list for X" sounds like you're trying to find X on a list.

Signed-off-by: J. Bruce Fields <bfields@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2012-09-27 15:43:08 -07:00
Marek Vasut
b629820d18 net: phy: smsc: Implement PHY config_init for LAN87xx
The LAN8710/LAN8720 chips do have broken the "FlexPWR" smart power-saving
capability. Enabling it leads to the PHY not being able to detect Link when
cold-started without cable connected. Thus, make sure this is disabled.

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Christian Hohnstaedt <chohnstaedt@innominate.com>
Cc: David S. Miller <davem@davemloft.net>
Cc: Fabio Estevam <fabio.estevam@freescale.com>
Cc: Giuseppe Cavallaro <peppe.cavallaro@st.com>
Cc: Otavio Salvador <otavio@ossystems.com.br>
Acked-by: Otavio Salvador <otavio@ossystems.com.br>
Signed-off-by: David S. Miller <davem@davemloft.net>
2012-09-27 18:28:30 -04:00
Steve Glendinning
a3cff128c9 smsc75xx: fix resume after device reset
On some systems this device fails to properly resume after suspend,
this patch fixes it by running the usbnet_resume handler.

I suspect this also fixes this bug:

http://code.google.com/p/chromium-os/issues/detail?id=31871

Signed-off-by: Steve Glendinning <steve.glendinning@shawell.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
2012-09-27 17:59:30 -04:00
Geert Uytterhoeven
9429ec96c2 um: Preinclude include/linux/kern_levels.h
The userspace part of UML uses the asm-offsets.h generator mechanism to
create definitions for UM_KERN_<LEVEL> that match the in-kernel
KERN_<LEVEL> constant definitions.

As of commit 04d2c8c83d ("printk: convert
the format for KERN_<LEVEL> to a 2 byte pattern"), KERN_<LEVEL> is no
longer expanded to the literal '"<LEVEL>"', but to '"\001" "LEVEL"', i.e.
it contains two parts.

However, the combo of DEFINE_STR() in
arch/x86/um/shared/sysdep/kernel-offsets.h and sed-y in Kbuild doesn't
support string literals consisting of multiple parts. Hence for all
UM_KERN_<LEVEL> definitions, only the SOH character is retained in the actual
definition, while the remainder ends up in the comment. E.g. in
include/generated/asm-offsets.h we get

    #define UM_KERN_INFO "\001" /* "6" KERN_INFO */

instead of

    #define UM_KERN_INFO "\001" "6" /* KERN_INFO */

This causes spurious '^A' output in some kernel messages:

    Calibrating delay loop... 4640.76 BogoMIPS (lpj=23203840)
    pid_max: default: 32768 minimum: 301
    Mount-cache hash table entries: 256
    ^AChecking that host ptys support output SIGIO...Yes
    ^AChecking that host ptys support SIGIO on close...No, enabling workaround
    ^AUsing 2.6 host AIO
    NET: Registered protocol family 16
    bio: create slab <bio-0> at 0
    Switching to clocksource itimer

To fix this:
  - Move the mapping from UM_KERN_<LEVEL> to KERN_<LEVEL> from
    arch/um/include/shared/common-offsets.h to
    arch/um/include/shared/user.h, which is preincluded for all userspace
    parts,
  - Preinclude include/linux/kern_levels.h for all userspace parts, to
    obtain the in-kernel KERN_<LEVEL> constant definitions. This doesn't
    violate the kernel/userspace separation, as include/linux/kern_levels.h
    is self-contained and doesn't expose any other kernel internals.
  - Remove the now unused STR() and DEFINE_STR() macros.

Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: Richard Weinberger <richard@nod.at>
2012-09-27 20:20:09 +02:00
Richard Weinberger
bbb35efcda um: Fix IPC on um
commit c1d7e01d (ipc: use Kconfig options for __ARCH_WANT_[COMPAT_]IPC_PARSE_VERSION)
forgot UML and broke IPC on it.
Also UML has to select ARCH_WANT_IPC_PARSE_VERSION usin Kconfig.

Reported-and-tested-by: <Toralf Förster toralf.foerster@gmx.de>
Signed-off-by: Richard Weinberger <richard@nod.at>
2012-09-27 20:12:35 +02:00
Wei Yongjun
beb5ac20b3 netdev: pasemi: fix return value check in pasemi_mac_phy_init()
In case of error, the function of_phy_connect() returns NULL
pointer not ERR_PTR(). The IS_ERR() test in the return value
check should be replaced with NULL test.

dpatch engine is used to auto generate this patch.
(https://github.com/weiyj/dpatch)

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Signed-off-by: David S. Miller <davem@davemloft.net>
2012-09-27 13:20:50 -04:00
Wei Yongjun
a326e6dd31 team: fix return value check
In case of error, the function genlmsg_put() returns NULL pointer
not ERR_PTR(). The IS_ERR() test in the return value check should
be replaced with NULL test.

dpatch engine is used to auto generate this patch.
(https://github.com/weiyj/dpatch)

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Acked-by: Jiri Pirko <jiri@resnulli.us>
Signed-off-by: David S. Miller <davem@davemloft.net>
2012-09-27 13:18:19 -04:00
Wei Yongjun
7f8436a126 l2tp: fix return value check
In case of error, the function genlmsg_put() returns NULL pointer
not ERR_PTR(). The IS_ERR() test in the return value check should
be replaced with NULL test.

dpatch engine is used to auto generate this patch.
(https://github.com/weiyj/dpatch)

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Signed-off-by: David S. Miller <davem@davemloft.net>
2012-09-27 13:18:19 -04:00
David S. Miller
392b408782 Merge branch 'master' of git://1984.lsi.us.es/nf
Pablo Neira Ayuso says:

====================
If time allows, I'd appreciate if you can take the following fix
for the xt_limit match.

As Jan indicates, random things may occur while using the xt_limit
match due to use of uninitialized memory.
====================

Signed-off-by: David S. Miller <davem@davemloft.net>
2012-09-27 13:16:14 -04:00