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Commit Graph

389374 Commits

Author SHA1 Message Date
Dmitry Kravkov
9156b30b33 bnx2x: dropless flow control not always functional
Since commit 3deb816 "bnx2x: Add a periodic task for link PHY events"
link state changes can be detected not only via the attention flow but also
from the periodic task.
If the link state will change in such a manner (i.e., via the periodic task),
dropless flow-control will not be configured.

This patch remedies the issue, adding the missing configuration to all required
flows.

Signed-off-by: Dmitry Kravkov <dmitry@broadcom.com>
Signed-off-by: Yuval Mintz <yuvalmin@broadcom.com>
Signed-off-by: Ariel Elior <ariele@broadcom.com>
Signed-off-by: Eilon Greenstein <eilong@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2013-08-20 00:21:47 -07:00
Hannes Frederic Sowa
f46078cfcd ipv6: drop packets with multiple fragmentation headers
It is not allowed for an ipv6 packet to contain multiple fragmentation
headers. So discard packets which were already reassembled by
fragmentation logic and send back a parameter problem icmp.

The updates for RFC 6980 will come in later, I have to do a bit more
research here.

Cc: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
Signed-off-by: Hannes Frederic Sowa <hannes@stressinduktion.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
2013-08-20 00:11:24 -07:00
Hannes Frederic Sowa
4b08a8f1bd ipv6: remove max_addresses check from ipv6_create_tempaddr
Because of the max_addresses check attackers were able to disable privacy
extensions on an interface by creating enough autoconfigured addresses:

<http://seclists.org/oss-sec/2012/q4/292>

But the check is not actually needed: max_addresses protects the
kernel to install too many ipv6 addresses on an interface and guards
addrconf_prefix_rcv to install further addresses as soon as this limit
is reached. We only generate temporary addresses in direct response of
a new address showing up. As soon as we filled up the maximum number of
addresses of an interface, we stop installing more addresses and thus
also stop generating more temp addresses.

Even if the attacker tries to generate a lot of temporary addresses
by announcing a prefix and removing it again (lifetime == 0) we won't
install more temp addresses, because the temporary addresses do count
to the maximum number of addresses, thus we would stop installing new
autoconfigured addresses when the limit is reached.

This patch fixes CVE-2013-0343 (but other layer-2 attacks are still
possible).

Thanks to Ding Tianhong to bring this topic up again.

Cc: Ding Tianhong <dingtianhong@huawei.com>
Cc: George Kargiotakis <kargig@void.gr>
Cc: P J P <ppandit@redhat.com>
Cc: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
Signed-off-by: Hannes Frederic Sowa <hannes@stressinduktion.org>
Acked-by: Ding Tianhong <dingtianhong@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2013-08-20 00:11:24 -07:00
Greg Kroah-Hartman
06cdff8a59 Third round of IIO fixes for the 3.11 series.
Only one fix in this pull request.
 
 A straight forward incorrect read address in the adjd_s311 driver.
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Merge tag 'iio-fixes-for-3.11c' of git://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio into staging-linus

Jonathan writes:

Third round of IIO fixes for the 3.11 series.

Only one fix in this pull request.

A straight forward incorrect read address in the adjd_s311 driver.
2013-08-19 17:27:12 -07:00
Russell King
e1f020371c Merge branch 'security-fixes' into fixes 2013-08-20 00:31:33 +01:00
Linus Torvalds
fd3930f70c proc: more readdir conversion bug-fixes
In the previous commit, Richard Genoud fixed proc_root_readdir(), which
had lost the check for whether all of the non-process /proc entries had
been returned or not.

But that in turn exposed _another_ bug, namely that the original readdir
conversion patch had yet another problem: it had lost the return value
of proc_readdir_de(), so now checking whether it had completed
successfully or not didn't actually work right anyway.

This reinstates the non-zero return for the "end of base entries" that
had also gotten lost in commit f0c3b5093a ("[readdir] convert
procfs").  So now you get all the base entries *and* you get all the
process entries, regardless of getdents buffer size.

(Side note: the Linux "getdents" manual page actually has a nice example
application for testing getdents, which can be easily modified to use
different buffers.  Who knew? Man-pages can be useful)

Reported-by: Emmanuel Benisty <benisty.e@gmail.com>
Reported-by: Marc Dionne <marc.c.dionne@gmail.com>
Cc: Richard Genoud <richard.genoud@gmail.com>
Cc: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2013-08-19 16:26:12 -07:00
Nicolas Pitre
ac124504ec ARM: 7816/1: CONFIG_KUSER_HELPERS: fix help text
Commit f6f91b0d9f ("ARM: allow kuser helpers to be removed from the
vector page") introduced some help text for the CONFIG_KUSER_HELPERS
option which is rather contradictory.

Let's fix that, and improve it a little.

Cc: <stable@vger.kernel.org>
Signed-off-by: Nicolas Pitre <nico@linaro.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2013-08-20 00:25:31 +01:00
Vijaya Kumar K
4f9b4fb7a2 ARM: 7815/1: kexec: offline non panic CPUs on Kdump panic
In case of normal kexec kernel load, all cpu's are offlined
before calling machine_kexec().But in case crash panic cpus
are relaxed in machine_crash_nonpanic_core() SMP function
but not offlined.

When crash kernel is loaded with kexec and on panic trigger
machine_kexec() checks for number of cpus online.
If more than one cpu is online machine_kexec() fails to load
with below error

kexec: error: multiple CPUs still online

In machine_crash_nonpanic_core() SMP function, offline CPU
before cpu_relax

Signed-off-by: Vijaya Kumar K <Vijaya.Kumar@caviumnetworks.com>
Acked-by: Stephen Warren <swarren@wwwdotorg.org>
Acked-by: Will Deacon <will.deacon@arm.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2013-08-20 00:14:46 +01:00
Fabio Estevam
7cb3be0a27 ARM: 7819/1: fiq: Cast the first argument of flush_icache_range()
Commit 2ba85e7af4 (ARM: Fix FIQ code on VIVT CPUs) causes the following build warning:

arch/arm/kernel/fiq.c:92:3: warning: passing argument 1 of 'cpu_cache.coherent_kern_range' makes integer from pointer without a cast [enabled by default]

Cast it as '(unsigned long)base' to avoid the warning.

Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2013-08-20 00:11:50 +01:00
Peter Meerwald
71f42642af iio: adjd_s311: Fix non-scan mode data read
forgot to convert channel index to data register

Signed-off-by: Peter Meerwald <pmeerw@pmeerw.net>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
2013-08-19 19:30:21 +01:00
John W. Linville
22f0d2d1e7 Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless into for-davem 2013-08-19 14:24:45 -04:00
Takashi Iwai
d3d3835ce9 ALSA: hda - Add inverted digital mic fixup for Acer Aspire One
Yet another entry, just use the existing fixup for this machine, too.

Reported-by: "Nathanael D. Noblet" <nathanael@gnat.ca>
Cc: <stable@vger.kernel.org>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
2013-08-19 20:07:28 +02:00
Richard Genoud
94fc5d9de5 proc: return on proc_readdir error
Commit f0c3b5093a ("[readdir] convert procfs") introduced a bug on the
listing of the proc file-system.  The return value of proc_readdir()
isn't tested anymore in the proc_root_readdir function.

This lead to an "interesting" behaviour when we are using the getdents()
system call with a buffer too small: instead of failing, it returns the
first entries of /proc (enough to fill the given buffer), plus the PID
directories.

This is not triggered on glibc (as getdents is called with a 32KB
buffer), but on uclibc, the buffer size is only 1KB, thus some proc
entries are missing.

See https://lkml.org/lkml/2013/8/12/288 for more background.

Signed-off-by: Richard Genoud <richard.genoud@gmail.com>
Cc: Al Viro <viro@zeniv.linux.org.uk>
Cc: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2013-08-19 09:47:27 -07:00
Sekhar Nori
acd36357ed ARM: davinci: nand: specify ecc strength
Starting with kernel v3.5, it is mandatory
to specify ECC strength when using hardware
ECC. Without this, kernel panics with a warning
of the sort:

Driver must set ecc.strength when using hardware ECC
------------[ cut here ]------------
kernel BUG at drivers/mtd/nand/nand_base.c:3519!

Fix this by specifying ECC strength for the boards
which were missing this.

Reported-by: Holger Freyther <holger@freyther.de>
Cc: <stable@vger.kernel.org> #v3.5+
Signed-off-by: Sekhar Nori <nsekhar@ti.com>
Signed-off-by: Kevin Hilman <khilman@linaro.org>
2013-08-19 09:30:20 -07:00
Linus Torvalds
d6a5e06cd1 Merge git://git.kernel.org/pub/scm/linux/kernel/git/steve/gfs2-3.0-fixes
Pull gfs2 fixes from Steven Whitehouse:
 "Out of these five patches, the one for ensuring that the number of
  revokes is not exceeded, and the one for checking the glock is not
  already held in gfs2_getxattr are the two most important.  The latter
  can be triggered by selinux.

  The other three patches are very small and fix mostly fairly trivial
  issues"

* git://git.kernel.org/pub/scm/linux/kernel/git/steve/gfs2-3.0-fixes:
  GFS2: Check for glock already held in gfs2_getxattr
  GFS2: alloc_workqueue() doesn't return an ERR_PTR
  GFS2: don't overrun reserved revokes
  GFS2: WQ_NON_REENTRANT is meaningless and going away
  GFS2: Fix typo in gfs2_create_inode()
2013-08-19 09:30:12 -07:00
Linus Torvalds
7067552dfb Merge branch 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull x86 fixes from Ingo Molnar:
 "Two AMD microcode loader fixes and an OLPC firmware support fix"

* 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  x86, microcode, AMD: Fix early microcode loading
  x86, microcode, AMD: Make cpu_has_amd_erratum() use the correct struct cpuinfo_x86
  x86: Don't clear olpc_ofw_header when sentinel is detected
2013-08-19 09:18:29 -07:00
Linus Torvalds
e91dade52b Merge branch 'timers-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull timer fixes from Ingo Molnar:
 "Three small fixlets"

* 'timers-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  nohz: fix compile warning in tick_nohz_init()
  nohz: Do not warn about unstable tsc unless user uses nohz_full
  sched_clock: Fix integer overflow
2013-08-19 09:17:35 -07:00
Linus Torvalds
fbf21849ed Merge branch 'drm-fixes' of git://people.freedesktop.org/~airlied/linux
Pull drm fixes from Dave Airlie:
 "Bit late with these, was under the weather for a a few days, nothing
  too crazy:

  Some radeon regression fixes, one intel regression fix, and one fix to
  avoid a warn with i915 when used with dma-buf"

* 'drm-fixes' of git://people.freedesktop.org/~airlied/linux:
  drm/i915: unpin backing storage in dmabuf_unmap
  drm/radeon: fix WREG32_OR macro setting bits in a register
  drm/radeon/r7xx: fix copy paste typo in golden register setup
  drm/i915: Don't deref pipe->cpu_transcoder in the hangcheck code
  drm/radeon: fix UVD message buffer validation
2013-08-19 09:09:11 -07:00
Randy Dunlap
2203547f82 kernel: fix new kernel-doc warning in wait.c
Fix new kernel-doc warnings in kernel/wait.c:

  Warning(kernel/wait.c:374): No description found for parameter 'p'
  Warning(kernel/wait.c:374): Excess function parameter 'word' description in 'wake_up_atomic_t'
  Warning(kernel/wait.c:374): Excess function parameter 'bit' description in 'wake_up_atomic_t'

Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
Cc: David Howells <dhowells@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2013-08-19 09:08:54 -07:00
Terry Suereth
8ffff94d20 libata: apply behavioral quirks to sil3826 PMP
Fixing support for the Silicon Image 3826 port multiplier, by applying
to it the same quirks applied to the Silicon Image 3726.  Specifically
fixes the repeated timeout/reset process which previously afflicted
the 3726, as described from line 290.  Slightly based on notes from:

https://bugzilla.redhat.com/show_bug.cgi?id=890237

Signed-off-by: Terry Suereth <terry.suereth@gmail.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
Cc: stable@vger.kernel.org
2013-08-19 09:38:21 -04:00
Steven Whitehouse
7bd9ee58a4 GFS2: Check for glock already held in gfs2_getxattr
Since the introduction of atomic_open, gfs2_getxattr can be
called with the glock already held, so we need to allow for
this.

Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>
Reported-by: David Teigland <teigland@redhat.com>
Tested-by: David Teigland <teigland@redhat.com>
2013-08-19 09:33:57 +01:00
Dan Carpenter
dfc4616dde GFS2: alloc_workqueue() doesn't return an ERR_PTR
alloc_workqueue() returns a NULL on error, it doesn't return an ERR_PTR.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>
2013-08-19 09:33:43 +01:00
Benjamin Marzinski
1bc333f4cf GFS2: don't overrun reserved revokes
When run during fsync, a gfs2_log_flush could happen between the
time when gfs2_ail_flush checked the number of blocks to revoke,
and when it actually started the transaction to do those revokes.
This occassionally caused it to need more revokes than it reserved,
causing gfs2 to crash.

Instead of just reserving enough revokes to handle the blocks that
currently need them, this patch makes gfs2_ail_flush reserve the
maximum number of revokes it can, without increasing the total number
of reserved log blocks. This patch also passes the number of reserved
revokes to __gfs2_ail_flush() so that it doesn't go over its limit
and cause a crash like we're seeing. Non-fsync calls to __gfs2_ail_flush
will still cause a BUG() necessary revokes are skipped.

Signed-off-by: Benjamin Marzinski <bmarzins@redhat.com>
Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>
2013-08-19 09:33:16 +01:00
Tejun Heo
d08fa65a81 GFS2: WQ_NON_REENTRANT is meaningless and going away
dbf2576e37 ("workqueue: make all workqueues non-reentrant") made
WQ_NON_REENTRANT no-op and the flag is going away.  Remove its usages.

This patch doesn't introduce any behavior changes.

Signed-off-by: Tejun Heo <tj@kernel.org>
Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>
Cc: cluster-devel@redhat.com
2013-08-19 09:33:01 +01:00
Steven Whitehouse
2523d47a79 GFS2: Fix typo in gfs2_create_inode()
PTR_RET should be PTR_ERR

Reported-by: Sachin Kamat <sachin.kamat@linaro.org>
Cc: Rusty Russell <rusty@rustcorp.com.au>
Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>
2013-08-19 09:32:29 +01:00
Hannes Frederic Sowa
844d48746e xfrm: choose protocol family by skb protocol
We need to choose the protocol family by skb->protocol. Otherwise we
call the wrong xfrm{4,6}_local_error handler in case an ipv6 sockets is
used in ipv4 mode, in which case we should call down to xfrm4_local_error
(ip6 sockets are a superset of ip4 ones).

We are called before before ip_output functions, so skb->protocol is
not reset.

Cc: Steffen Klassert <steffen.klassert@secunet.com>
Acked-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: Hannes Frederic Sowa <hannes@stressinduktion.org>
Signed-off-by: Steffen Klassert <steffen.klassert@secunet.com>
2013-08-19 09:39:04 +02:00
Hannes Frederic Sowa
5d0ff542d0 ipv6: xfrm: dereference inner ipv6 header if encapsulated
In xfrm6_local_error use inner_header if the packet was encapsulated.

Cc: Steffen Klassert <steffen.klassert@secunet.com>
Acked-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: Hannes Frederic Sowa <hannes@stressinduktion.org>
Signed-off-by: Steffen Klassert <steffen.klassert@secunet.com>
2013-08-19 09:38:25 +02:00
Hannes Frederic Sowa
3d483058c8 ipv6: wire up skb->encapsulation
When pushing a new header before current one call skb_reset_inner_headers
to record the position of the inner headers in the various ipv6 tunnel
protocols.

We later need this to correctly identify the addresses needed to send
back an error in the xfrm layer.

This change is safe, because skb->protocol is always checked before
dereferencing data from the inner protocol.

Cc: Steffen Klassert <steffen.klassert@secunet.com>
Cc: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
Cc: Nicolas Dichtel <nicolas.dichtel@6wind.com>
Acked-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: Hannes Frederic Sowa <hannes@stressinduktion.org>
Signed-off-by: Steffen Klassert <steffen.klassert@secunet.com>
2013-08-19 09:37:46 +02:00
Dave Airlie
3387ed8394 Merge tag 'drm-intel-fixes-2013-08-15' of git://people.freedesktop.org/~danvet/drm-intel
* tag 'drm-intel-fixes-2013-08-15' of git://people.freedesktop.org/~danvet/drm-intel: (153 commits)
  drm/i915: Don't deref pipe->cpu_transcoder in the hangcheck code
2013-08-19 13:49:20 +10:00
Daniel Vetter
eb91626ac4 drm/i915: unpin backing storage in dmabuf_unmap
This fixes a WARN in i915_gem_free_object when the
obj->pages_pin_count isn't 0.

v2: Add locking to unmap, noticed by Chris Wilson. Note that even
though we call unmap with our own dev->struct_mutex held that won't
result in an immediate deadlock since we never go through the dma_buf
interfaces for our own, reimported buffers. But it's still easy to
blow up and anger lockdep, but that's already the case with our ->map
implementation. Fixing this for real will involve per dma-buf ww mutex
locking by the callers. And lots of fun. So go with the duct-tape
approach for now.

Cc: Chris Wilson <chris@chris-wilson.co.uk>
Reported-by: Maarten Lankhorst <maarten.lankhorst@canonical.com>
Cc: Maarten Lankhorst <maarten.lankhorst@canonical.com>
Tested-by: Armin K. <krejzi@email.com> (v1)
Tested-by: Dave Airlie <airlied@redhat.com>
Acked-by: Maarten Lankhorst <maarten.lankhorst@canonical.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Dave Airlie <airlied@gmail.com>
2013-08-19 13:24:54 +10:00
Dave Airlie
d2b2c08456 Merge branch 'drm-fixes-3.11' of git://people.freedesktop.org/~agd5f/linux
Just two small fixes for radeon.  One fixes an array overrun
that can cause garbage to get written to registers on some r7xx boards,
the other is a small UVD fix.
Also one audio regresion

* 'drm-fixes-3.11' of git://people.freedesktop.org/~agd5f/linux:
  drm/radeon: fix WREG32_OR macro setting bits in a register
  drm/radeon/r7xx: fix copy paste typo in golden register setup
  drm/radeon: fix UVD message buffer validation
2013-08-19 12:55:50 +10:00
Linus Torvalds
b36f4be3de Linux 3.11-rc6 2013-08-18 14:36:53 -07:00
Chris Wilson
884020bf3d drm/i915: Invalidate TLBs for the rings after a reset
After any "soft gfx reset" we must manually invalidate the TLBs
associated with each ring. Empirically, it seems that a
suspend/resume or D3-D0 cycle count as a "soft reset". The symptom is
that the hardware would fail to note the new address for its status
page, and so it would continue to write the shadow registers and
breadcrumbs into the old physical address (now used by something
completely different, scary). Whereas the driver would read the new
status page and never see any progress, it would appear that the GPU
hung immediately upon resume.

Based on a patch by naresh kumar kachhi <naresh.kumar.kacchi@intel.com>

Reported-by: Thiago Macieira <thiago@kde.org>
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=64725
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Tested-by: Thiago Macieira <thiago@kde.org>
Cc: stable@vger.kernel.org
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
2013-08-18 19:37:41 +02:00
Matthew Garrett
41c8bd1c75 Revert "hp-wmi: Enable hotkeys on some systems"
This reverts commit b253c9d1d8. It's still
causing problems on some systems.

Signed-off-by: Matthew Garrett <matthew.garrett@nebula.com>
2013-08-18 13:23:31 -04:00
Daniel Serpell
0b8cb621fb sony-laptop: Fix reporting of gfx_switch_status
Signed-off-by: Daniel Serpell <daniel.serpell@gmail.com>
Signed-off-by: Mattia Dongili <malattia@linux.it>
Signed-off-by: Matthew Garrett <matthew.garrett@nebula.com>
2013-08-18 13:23:09 -04:00
Wei Yongjun
03a174b35c sony-laptop: return a negative error code in sonypi_compat_init()
Return -1 in the error handling case instead of 0, as done elsewhere in
this function.

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Signed-off-by: Mattia Dongili <malattia@linux.it>
Signed-off-by: Matthew Garrett <matthew.garrett@nebula.com>
2013-08-18 13:23:09 -04:00
Linus Torvalds
50e37ccea0 Merge branch 'for-3.11-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/cgroup
Pull cgroup fix from Tejun Heo:
 "This contains one patch to fix the return value of cpuset's cgroups
  interface function, which used to always return -ENODEV for the writes
  on the 'memory_pressure_enabled' file"

* 'for-3.11-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/cgroup:
  cpuset: fix the return value of cpuset_write_u64()
2013-08-18 08:51:28 -07:00
Linus Lüssing
50fa3b31f4 batman-adv: check return type of unicast packet preparations
batadv_unicast(_4addr)_prepare_skb  might reallocate the skb's data.
And if it tries to do so then this can potentially fail.

We shouldn't continue working on this skb in such a case.

Signed-off-by: Linus Lüssing <linus.luessing@web.de>
Signed-off-by: Marek Lindner <lindner_marek@yahoo.de>
Acked-by: Antonio Quartulli <ordex@autistici.org>
Signed-off-by: Antonio Quartulli <ordex@autistici.org>
2013-08-17 20:02:32 +02:00
Linus Torvalds
a08797e853 Two jbd2 bug fixes, one of which is a regression fix.
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Merge tag 'ext4_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4

Pull jbd2 bug fixes from Ted Ts'o:
 "Two jbd2 bug fixes, one of which is a regression fix"

* tag 'ext4_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4:
  jbd2: Fix oops in jbd2_journal_file_inode()
  jbd2: Fix use after free after error in jbd2_journal_dirty_metadata()
2013-08-17 10:43:19 -07:00
Guenter Roeck
215b28a530 s390: Fix broken build
Fix this build error:

  In file included from fs/exec.c:61:0:
  arch/s390/include/asm/tlb.h:35:23: error: expected identifier or '(' before 'unsigned'
  arch/s390/include/asm/tlb.h:36:1: warning: no semicolon at end of struct or union [enabled by default]
  arch/s390/include/asm/tlb.h: In function 'tlb_gather_mmu':
  arch/s390/include/asm/tlb.h:57:5: error: 'struct mmu_gather' has no member named 'end'

Broken due to commit 2b047252d0 ("Fix TLB gather virtual address range
invalidation corner cases").

Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: stable@vger.kernel.org
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
[ Oh well. We had build testing for ppc amd um, but no s390  - Linus ]
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2013-08-16 21:16:37 -07:00
Robin Holt
e180383f56 MAINTAINERS: Change ownership for SGI specific modules.
I have taken a different job.  I am removing myself as maintainer of
GRU.  Dimitri will continue to maintain the SGI GRU driver, changing the
XP/XPC/XPNET maintainer to Cliff Whickman, but leaving behind my
personal email address to answer any questions about the design or
operation of the XP family of drivers.

Signed-off-by: Robin Holt <holt@sgi.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2013-08-16 20:45:07 -07:00
Jan Kara
a361293f5f jbd2: Fix oops in jbd2_journal_file_inode()
Commit 0713ed0cde added
jbd2_journal_file_inode() call into ext4_block_zero_page_range().
However that function gets called from truncate path and thus inode
needn't have jinode attached - that happens in ext4_file_open() but
the file needn't be ever open since mount. Calling
jbd2_journal_file_inode() without jinode attached results in the oops.

We fix the problem by attaching jinode to inode also in ext4_truncate()
and ext4_punch_hole() when we are going to zero out partial blocks.

Reported-by: majianpeng <majianpeng@gmail.com>
Signed-off-by: Jan Kara <jack@suse.cz>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
2013-08-16 21:19:41 -04:00
Linus Torvalds
2620bf06f1 Merge branch 'fixes' of git://git.linaro.org/people/rmk/linux-arm
Pull ARM fixes from Russell King:
 "The usual collection of random fixes.  Also some further fixes to the
  last set of security fixes, and some more from Will (which you may
  already have in a slightly different form)"

* 'fixes' of git://git.linaro.org/people/rmk/linux-arm:
  ARM: 7807/1: kexec: validate CPU hotplug support
  ARM: 7812/1: rwlocks: retry trylock operation if strex fails on free lock
  ARM: 7811/1: locks: use early clobber in arch_spin_trylock
  ARM: 7810/1: perf: Fix array out of bounds access in armpmu_map_hw_event()
  ARM: 7809/1: perf: fix event validation for software group leaders
  ARM: Fix FIQ code on VIVT CPUs
  ARM: Fix !kuser helpers case
  ARM: Fix the world famous typo with is_gate_vma()
2013-08-16 16:52:29 -07:00
Linus Torvalds
359d16ca1b Merge branch 'for-3.11' of git://git.kernel.org/pub/scm/linux/kernel/git/geert/linux-m68k
Pull m68k fixes from Geert Uytterhoeven:
 "These are two critical fixes, needed by distro kernels, and thus also
  destined for stable:

   - The do_div() commit fixes a crash in mounting btrfs volumes, which
     was a regression from 3.2,

   - The ARAnyM fix allows to have NatFeat drivers as loadable modules,
     which is needed for initrds"

* 'for-3.11' of git://git.kernel.org/pub/scm/linux/kernel/git/geert/linux-m68k:
  m68k: Truncate base in do_div()
  m68k/atari: ARAnyM - Fix NatFeat module support
2013-08-16 16:49:06 -07:00
Geert Uytterhoeven
b936bf8b78 dm cache: avoid conflicting remove_mapping() in mq policy
On sparc32, which includes <linux/swap.h> from <asm/pgtable_32.h>:

drivers/md/dm-cache-policy-mq.c:962:13: error: conflicting types for 'remove_mapping'
include/linux/swap.h:285:12: note: previous declaration of 'remove_mapping' was here

As mq_remove_mapping() already exists, and the local remove_mapping() is
used only once, inline it manually to avoid the conflict.

Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
Signed-off-by: Alasdair Kergon <agk@redhat.com>
Acked-by: Joe Thornber <ejt@redhat.com>
2013-08-16 15:56:51 -04:00
Linus Torvalds
0f7dd1aa8f Two small fixes for the Zynq clock controller introduced in 3.11-rc1 and
another Exynos clock patch which fixes a regression that prevents the
 video pipeline from functioning on that platform.
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Merge tag 'clk-fixes-for-linus' of git://git.linaro.org/people/mturquette/linux

Pull clock controller fixes from Michael Turquette:
 "Two small fixes for the Zynq clock controller introduced in 3.11-rc1
  and another Exynos clock patch which fixes a regression that prevents
  the video pipeline from functioning on that platform"

* tag 'clk-fixes-for-linus' of git://git.linaro.org/people/mturquette/linux:
  clk: exynos4: Add CLK_GET_RATE_NOCACHE flag for the Exynos4x12 ISP clocks
  clk/zynq/clkc: Add CLK_SET_RATE_PARENT flag to ethernet muxes
  clk/zynq/clkc: Add dedicated spinlock for the SWDT
2013-08-16 10:00:18 -07:00
Linus Torvalds
2d2843e614 Power management fix for 3.11-rc6
- The removal of delayed_work_pending() checks from kernel/power/qos.c
   done in 3.9 introduced a deadlock in pm_qos_work_fn().  Fix from
   Stephen Boyd.
 
 /
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Merge tag 'pm-3.11-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm

Pull power management fix from Rafael Wysocki:
 "The removal of delayed_work_pending() checks from kernel/power/qos.c
  done in 3.9 introduced a deadlock in pm_qos_work_fn().

  Fix from Stephen Boyd"

* tag 'pm-3.11-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm:
  PM / QoS: Fix workqueue deadlock when using pm_qos_update_request_timeout()
2013-08-16 09:59:00 -07:00
Linus Torvalds
f43c60648f sound fixes for 3.11-rc6
This batch contains a few USB audio fixes, a couple of HD-audio quirks,
 various small ASoC driver fixes in addition to an ASoC core fix that
 may lead to memory corruption.
 
 Unfortunately slightly more volume than the previous pull request, but
 all are reasonable regression fixes.
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Merge tag 'sound-3.11' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound

Pull sound fixes from Takashi Iwai:
 "This batch contains a few USB audio fixes, a couple of HD-audio
  quirks, various small ASoC driver fixes in addition to an ASoC core
  fix that may lead to memory corruption.

  Unfortunately slightly more volume than the previous pull request, but
  all are reasonable regression fixes"

* tag 'sound-3.11' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound:
  ALSA: hda - Add a fixup for Gateway LT27
  ASoC: tegra: fix Tegra30 I2S capture parameter setup
  ALSA: usb-audio: Fix invalid volume resolution for Logitech HD Webcam C525
  ALSA: hda - Fix missing mute controls for CX5051
  ALSA: usb-audio: fix automatic Roland/Yamaha MIDI detection
  ALSA: 6fire: make buffers DMA-able (midi)
  ALSA: 6fire: make buffers DMA-able (pcm)
  ALSA: hda - Add pinfix for LG LW25 laptop
  ASoC: cs42l52: Add new TLV for Beep Volume
  ASoC: cs42l52: Reorder Min/Max and update to SX_TLV for Beep Volume
  ASoC: dapm: Fix empty list check in dapm_new_mux()
  ASoC: sgtl5000: fix buggy 'Capture Attenuate Switch' control
  ASoC: sgtl5000: prevent playback to be muted when terminating concurrent capture
2013-08-16 09:58:21 -07:00
Linus Torvalds
89cb9ae238 USB fixes for 3.11-rc6
Here are some small USB fixes for 3.11-rc6 that have accumulated.
 
 Nothing huge, a EHCI fix that solves a much-reported audio USB problem,
 some usb-serial driver endian fixes and other minor fixes, a wireless
 USB oops fix, and two new quirks.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'usb-3.11-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb

Pull USB fixes from Greg KH:
 "Here are some small USB fixes for 3.11-rc6 that have accumulated.

  Nothing huge, a EHCI fix that solves a much-reported audio USB
  problem, some usb-serial driver endian fixes and other minor fixes, a
  wireless USB oops fix, and two new quirks"

* tag 'usb-3.11-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb:
  USB: keyspan: fix null-deref at disconnect and release
  USB: mos7720: fix broken control requests
  usb: add two quirky touchscreen
  USB: ti_usb_3410_5052: fix big-endian firmware handling
  USB: adutux: fix big-endian device-type reporting
  USB: usbtmc: fix big-endian probe of Rigol devices
  USB: mos7840: fix big-endian probe
  USB-Serial: Fix error handling of usb_wwan
  wusbcore: fix kernel panic when disconnecting a wireless USB->serial device
  USB: EHCI: accept very late isochronous URBs
2013-08-16 09:57:38 -07:00
Aaro Koskinen
cc05fcc4b0 ARM: OMAP: rx51: change musb mode to OTG
Peripheral-only mode got broken in v3.11-rc1 because of unknown reasons.
Change the mode to OTG, in practice that should work equally well even
when/if the regression gets fixed.

Note that the peripheral-only regression is a separate patch, this change
is still correct as the role is handled by hardware.

Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi>
[tony@atomide.com: updated comments]
Signed-off-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Olof Johansson <olof@lixom.net>
2013-08-16 09:40:01 -07:00