Evgeniy Polyakov [Fri, 27 Mar 2009 12:04:22 +0000 (15:04 +0300)]
Staging: Pohmelfs: Set NETFS_INODE_REMOTE_SYNCED and clear NETFS_INODE_OWNED bits in the root inode.
Signed-off-by: Evgeniy Polyakov <zbr@ioremap.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Evgeniy Polyakov [Fri, 27 Mar 2009 12:04:21 +0000 (15:04 +0300)]
Staging: Pohmelfs: Added 'need_lock' variable into debug print.
Signed-off-by: Evgeniy Polyakov <zbr@ioremap.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Evgeniy Polyakov [Fri, 27 Mar 2009 12:04:20 +0000 (15:04 +0300)]
Staging: Pohmelfs: Disable read lock in pohmelfs_getattr().
Signed-off-by: Evgeniy Polyakov <zbr@ioremap.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Evgeniy Polyakov [Fri, 27 Mar 2009 12:04:19 +0000 (15:04 +0300)]
Staging: Pohmelfs: Move parent lock to the place where we really have to send a lookup request to the server.
Signed-off-by: Evgeniy Polyakov <zbr@ioremap.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Evgeniy Polyakov [Fri, 27 Mar 2009 12:04:18 +0000 (15:04 +0300)]
Staging: pohmelfs: Populate dentry cache when receiving the new readdir entry.
Signed-off-by: Evgeniy Polyakov <zbr@ioremap.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Lior Dotan [Wed, 11 Feb 2009 11:35:10 +0000 (13:35 +0200)]
Revert Staging: SLICOSS: use gfp_kernel where possible
Revert commit
2bb347361e2c19799431f56488a3f64de40a3aa6
This commit has been reported to cause problems:
Mar 24 11:50:31 linuxdev kernel: BUG: sleeping function called from invalid context at mm/slub.c:1599 Mar 24 11:50:31 linuxdev kernel: in_atomic(): 1, irqs_disabled(): 0, pid: 3251, name: avahi-daemon
Cc: Lior Dotan <liodot@gmail.com>
Cc: Christopher Harrer <charrer@alacritech.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Geert Uytterhoeven [Mon, 6 Apr 2009 13:15:55 +0000 (15:15 +0200)]
Staging: STLC45XX should depend on GENERIC_HARDIRQS
m68k allmodconfig:
| drivers/staging/stlc45xx/stlc45xx.c: In function 'stlc45xx_probe':
| drivers/staging/stlc45xx/stlc45xx.c:2456: error: implicit declaration of function 'set_irq_type'
| make[6]: *** [drivers/staging/stlc45xx/stlc45xx.o] Error 1
Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Arve Hjønnevåg [Mon, 6 Apr 2009 22:13:00 +0000 (15:13 -0700)]
Staging: binder: Defer flush and release operations to avoid deadlocks.
If a transaction that contains a file descriptor fails on a later object,
the new file descriptor needs to be closed. If this is a binder file
descriptor we would deadlock in flush. If there were no other references to
the file at this point release would also be called.
Signed-off-by: Arve Hjønnevåg <arve@android.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Arve Hjønnevåg [Mon, 6 Apr 2009 22:12:59 +0000 (15:12 -0700)]
Staging: binder: Prevent the wrong thread from adding a transaction to the stack.
If a thread is part of a transaction stack, it is only allowed to make
another call if it was the target of the top transaction on the stack.
Signed-off-by: Arve Hjønnevåg <arve@android.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Arve Hjønnevåg [Mon, 6 Apr 2009 22:12:58 +0000 (15:12 -0700)]
Staging: binder: Cast to uintptr_t instead of size_t when aligning pointers
Signed-off-by: Arve Hjønnevåg <arve@android.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Arve Hjønnevåg [Mon, 6 Apr 2009 22:12:57 +0000 (15:12 -0700)]
Staging: binder: Keep a reference to the files_struct while the driver is mmapped
This prevents breaking fget_light if a single threaded application
allows incoming file descriptors (in replies or on nodes).
Should also prevent inserting a file in the wrong files_struct if the
receving process execs in the middle of a transaction (between
task_get_unused_fd_flags and task_fd_install).
Signed-off-by: Arve Hjønnevåg <arve@android.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Arve Hjønnevåg [Mon, 6 Apr 2009 22:12:56 +0000 (15:12 -0700)]
Staging: binder: Add more offset validation.
Check that datasize is not smaller than one flat_binder_object.
Check that offsets are aligned.
Check that offsets_size is aligned.
Signed-off-by: Arve Hjønnevåg <arve@android.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Arve Hjønnevåg [Mon, 6 Apr 2009 22:12:55 +0000 (15:12 -0700)]
Staging: binder: mmap fixes.
Only allow a binder file pointer to be mmapped once. The buffer management
code cannot deal with more then one area.
Also remove leftover mutex_unlock if mmap fails.
Signed-off-by: Arve Hjønnevåg <arve@android.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Arve Hjønnevåg [Mon, 6 Apr 2009 22:12:54 +0000 (15:12 -0700)]
Staging: binder: Don't create two proc entries with the same name if the driver is opened twice in one process.
Signed-off-by: Arve Hjønnevåg <arve@android.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Arve Hjønnevåg [Mon, 6 Apr 2009 22:12:53 +0000 (15:12 -0700)]
Staging: binder: Remove VM_EXEC check.
Many platforms do not support mappings without VM_EXEC.
Signed-off-by: Arve Hjønnevåg <arve@android.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Alan Cox [Tue, 7 Apr 2009 17:43:43 +0000 (18:43 +0100)]
Staging: aten2011: Clean up some tty bits
Minor fixes for tty layer stuff in this driver
Signed-off-by: Alan Cox <alan@lxorguk.ukuu.org.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Daniele Napolitano [Wed, 1 Apr 2009 21:53:39 +0000 (14:53 -0700)]
Staging: rt2870: add ID for Sitecom WL-315
Signed-off-by: Daniele Napolitano <dnax88@gmail.com>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: Greg KH <greg@kroah.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Alexander Beregalov [Sun, 29 Mar 2009 15:59:13 +0000 (19:59 +0400)]
Staging: line6: convert to snd_card_create()
Signed-off-by: Alexander Beregalov <a.beregalov@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Alexander Beregalov [Sun, 29 Mar 2009 15:31:28 +0000 (19:31 +0400)]
Staging: wlan-ng: convert to netdev_ops
Signed-off-by: Alexander Beregalov <a.beregalov@gmail.com>
Acked-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Alexander Beregalov [Sun, 29 Mar 2009 15:30:46 +0000 (19:30 +0400)]
Staging: sxg: convert to netdev_ops
Signed-off-by: Alexander Beregalov <a.beregalov@gmail.com>
Acked-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Alexander Beregalov [Sun, 29 Mar 2009 15:30:08 +0000 (19:30 +0400)]
Staging: slicoss: convert to netdev_ops
Signed-off-by: Alexander Beregalov <a.beregalov@gmail.com>
Acked-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Alexander Beregalov [Sun, 29 Mar 2009 15:29:18 +0000 (19:29 +0400)]
Staging: rt3070: convert to netdev_ops
Also remove unused variable.
Signed-off-by: Alexander Beregalov <a.beregalov@gmail.com>
Acked-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Alexander Beregalov [Sun, 29 Mar 2009 15:28:11 +0000 (19:28 +0400)]
Staging: rt2870: convert to netdev_ops
Signed-off-by: Alexander Beregalov <a.beregalov@gmail.com>
Acked-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Alexander Beregalov [Sun, 29 Mar 2009 15:27:21 +0000 (19:27 +0400)]
Staging: rt2860: convert to netdev_ops
Signed-off-by: Alexander Beregalov <a.beregalov@gmail.com>
Acked-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Alexander Beregalov [Sun, 29 Mar 2009 15:26:25 +0000 (19:26 +0400)]
Staging: otus: convert to netdev_ops
Signed-off-by: Alexander Beregalov <a.beregalov@gmail.com>
Acked-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Alexander Beregalov [Sun, 29 Mar 2009 15:25:33 +0000 (19:25 +0400)]
Staging: et131x: convert to netdev_ops
Signed-off-by: Alexander Beregalov <a.beregalov@gmail.com>
Acked-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Alexander Beregalov [Sun, 29 Mar 2009 15:24:32 +0000 (19:24 +0400)]
Staging: epl: convert to netdev_ops
Signed-off-by: Alexander Beregalov <a.beregalov@gmail.com>
Acked-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Alexander Beregalov [Sun, 29 Mar 2009 15:23:34 +0000 (19:23 +0400)]
Staging: at76: convert to netdev_ops
Signed-off-by: Alexander Beregalov <a.beregalov@gmail.com>
Acked-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Linus Torvalds [Fri, 17 Apr 2009 01:17:22 +0000 (18:17 -0700)]
Merge branch 'tracing-fixes-for-linus' of git://git./linux/kernel/git/tip/linux-2.6-tip
* 'tracing-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip:
tracing: Fix branch tracer header
tracing: Fix power tracer header
Linus Torvalds [Fri, 17 Apr 2009 01:16:29 +0000 (18:16 -0700)]
Merge branch 'sched-fixes-for-linus' of git://git./linux/kernel/git/tip/linux-2.6-tip
* 'sched-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip:
sched: Avoid printing sched_group::__cpu_power for default case
tracing, sched: mark get_parent_ip() notrace
Linus Torvalds [Fri, 17 Apr 2009 00:56:39 +0000 (17:56 -0700)]
Merge branch 'core-fixes-for-linus' of git://git./linux/kernel/git/tip/linux-2.6-tip
* 'core-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip:
kernel/softirq.c: fix sparse warning
rcu: Make hierarchical RCU less IPI-happy
H Hartley Sweeten [Thu, 16 Apr 2009 23:30:18 +0000 (19:30 -0400)]
kernel/softirq.c: fix sparse warning
Fix sparse warning in kernel/softirq.c.
warning: do-while statement is not a compound statement
Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
LKML-Reference: <
BD79186B4FD85F4B8E60E381CAEE1909015F9033@mi8nycmail19.Mi8.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Linus Torvalds [Thu, 16 Apr 2009 23:43:20 +0000 (16:43 -0700)]
Merge branch 'x86/uv' of git://git./linux/kernel/git/tip/linux-2.6-tip
* 'x86/uv' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip:
x86: UV BAU distribution and payload MMRs
x86: UV: BAU partition-relative distribution map
x86, uv: add Kconfig dependency on NUMA for UV systems
x86: prevent /sys/firmware/sgi_uv from being created on non-uv systems
x86, UV: Fix for nodes with memory and no cpus
x86, UV: system table in bios accessed after unmap
x86: UV BAU messaging timeouts
x86: UV BAU and nodes with no memory
Gautham R Shenoy [Tue, 14 Apr 2009 03:39:36 +0000 (09:09 +0530)]
sched: Avoid printing sched_group::__cpu_power for default case
Commit
46e0bb9c12f4 ("sched: Print sched_group::__cpu_power
in sched_domain_debug") produces a messy dmesg output while
attempting to print the sched_group::__cpu_power for each
group in the sched_domain hierarchy.
Fix this by avoid printing the __cpu_power for default cases.
(i.e, __cpu_power == SCHED_LOAD_SCALE).
[ Impact: reduce syslog clutter ]
Reported-by: Tony Luck <tony.luck@intel.com>
Signed-off-by: Gautham R Shenoy <ego@in.ibm.com>
Fixed-by: Tony Luck <tony.luck@intel.com>
Cc: a.p.zijlstra@chello.nl
LKML-Reference: <
20090414033936.GA534@in.ibm.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Linus Torvalds [Thu, 16 Apr 2009 21:42:04 +0000 (14:42 -0700)]
Merge branch 'upstream-linus' of git://git./linux/kernel/git/jgarzik/libata-dev
* 'upstream-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jgarzik/libata-dev:
ata: Report 16/32bit PIO as best we can
libata: use ATA_ID_CFA_*
pata_legacy: fix no device fail path
pata_hpt37x: fix HPT370 DMA timeouts
libata: handle SEMB signature better
Hugh Dickins [Thu, 16 Apr 2009 20:58:12 +0000 (21:58 +0100)]
mm: pass correct mm when growing stack
Tetsuo Handa reports seeing the WARN_ON(current->mm == NULL) in
security_vm_enough_memory(), when do_execve() is touching the
target mm's stack, to set up its args and environment.
Yes, a UMH_NO_WAIT or UMH_WAIT_PROC call_usermodehelper() spawns
an mm-less kernel thread to do the exec. And in any case, that
vm_enough_memory check when growing stack ought to be done on the
target mm, not on the execer's mm (though apart from the warning,
it only makes a slight tweak to OVERCOMMIT_NEVER behaviour).
Reported-by: Tetsuo Handa <penguin-kernel@i-love.sakura.ne.jp>
Signed-off-by: Hugh Dickins <hugh@veritas.com>
Cc: stable@kernel.org
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Hugh Dickins [Thu, 16 Apr 2009 20:55:29 +0000 (21:55 +0100)]
Revert "kobject: don't block for each kobject_uevent".
This reverts commit
f520360d93cdc37de5d972dac4bf3bdef6a7f6a7.
Tetsuo Handa, running a kernel with CONFIG_DEBUG_PAGEALLOC=y and
CONFIG_UEVENT_HELPER_PATH=/sbin/hotplug, has been hitting RCU detected
CPU stalls: it's been spinning in the loop where do_execve() counts up
the args (but why wasn't fixup_exception working? dunno).
The recent change, switching kobject_uevent_env() from UMH_WAIT_EXEC
to UMH_NO_WAIT, is broken: the exec uses args on the local stack here,
and an env which is kfreed as soon as call_usermodehelper() returns.
It very much needs to wait for the exec to be done.
An alternative would be to keep the UMH_NO_WAIT, and complicate the code
to allocate and free these resources correctly? but no, as GregKH
pointed out when making the commit, CONFIG_UEVENT_HELPER_PATH="" is a
much better optimization - though some distros are still saying
/sbin/hotplug in their .config, yet with no such binary in their initrd
or their root.
Reported-by: Tetsuo Handa <penguin-kernel@i-love.sakura.ne.jp>
Signed-off-by: Hugh Dickins <hugh@veritas.com>
Acked-by: Greg Kroah-Hartman <gregkh@suse.de>
Acked-by: Arjan van de Ven <arjan@linux.intel.com>
Acked-by: Will Newton <will.newton@gmail.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Alan Cox [Thu, 9 Apr 2009 16:31:17 +0000 (17:31 +0100)]
ata: Report 16/32bit PIO as best we can
The legacy old IDE ioctl API for this is a bit primitive so we try
and map stuff sensibly onto it.
- Set PIO over DMA devices to report 32bit
- Add ability to change the PIO32 settings if the controller permits it
- Add that functionality into the sff drivers
- Add that functionality into the VLB legacy driver
- Turn on the 32bit PIO on the ninja32 and add support there
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
Sergei Shtylyov [Mon, 13 Apr 2009 16:50:00 +0000 (20:50 +0400)]
libata: use ATA_ID_CFA_*
Use ATA_ID_CFA_* constants for CFA specific identify data words 162 and 163.
Signed-off-by: Sergei Shtylyov <sshtylyov@ru.mvista.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
Tejun Heo [Tue, 14 Apr 2009 03:59:03 +0000 (12:59 +0900)]
pata_legacy: fix no device fail path
When pata_legacy can't detect any device, it unregisters the
platform_device and fails detection. However, it forgets to detach
ata host triggering weird failures as the host later gets freed by
devres while still attached. Fix it.
Signed-off-by: Tejun Heo <tj@kernel.org>
Reported-by: Peter Zijlstra <peterz@infradead.org>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
Sergei Shtylyov [Tue, 14 Apr 2009 14:39:14 +0000 (18:39 +0400)]
pata_hpt37x: fix HPT370 DMA timeouts
The libata driver has copied the code from the IDE driver which caused a post
2.4.18 regression on many HPT370[A] chips -- DMA stopped to work completely,
only causing timeouts. Now remove hpt370_bmdma_start() for good...
Signed-off-by: Sergei Shtylyov <sshtylyov@ru.mvista.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
Tejun Heo [Tue, 14 Apr 2009 21:21:10 +0000 (06:21 +0900)]
libata: handle SEMB signature better
WDC WD1600JS-62MHB5 successfully hits the window between ATA/ATAPI-7
and Serial ATA II standards and reports 3c/c3 signature which now is
assigned to SEMB. Make ata_dev_classify() report ATA_DEV_SEMB on the
sig and let ata_dev_read_id() work around it by trying IDENTIFY once.
This fixes bko#11579.
Signed-off-by: Tejun Heo <tj@kernel.org>
Reported-by: David Haun <drhaun88@gmail.com>
Reported-by: Lars Wirzenius <liw@liw.fi>
Reported-by: Juan Manuel <jmcarranza@gmail.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
Cliff Wickman [Thu, 16 Apr 2009 12:53:09 +0000 (07:53 -0500)]
x86: UV BAU distribution and payload MMRs
This patch correctly sets BAU memory mapped registers to point
to the sending activation descriptor table and target payload table.
The "Broadcast Assist Unit" is used for TLB shootdown in UV.
The memory mapped registers that point to sending and receiving
memory structures contain node numbers.
In one case the __pa() function did not provide the node id of
memory on blade zero in configurations where that id is nonzero.
In another case, it was assumed that memory was allocated on
the local node. That assumption is not true in a configuration
in which the node has no memory.
Tested on the UV hardware simulator.
[ Impact: fix possible runtime crash due to incorrect TLB logic ]
Signed-off-by: Cliff Wickman <cpw@sgi.com>
LKML-Reference: <E1LuR5Z-0007An-B8@eag09.americas.sgi.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Chris Mason [Wed, 15 Apr 2009 17:22:38 +0000 (13:22 -0400)]
Add block_write_full_page_endio for passing endio handler
block_write_full_page doesn't allow the caller to control what happens
when the IO is over. This adds a new call named block_write_full_page_endio
so the buffer head end_io handler can be provided by the caller.
This will be used by the ext3 data=guarded mode to do i_size updates in
a workqueue based end_io handler. end_buffer_async_write is also
exported so it can be called to do the dirty work of managing page
writeback for the higher level end_io handler.
Signed-off-by: Chris Mason <chris.mason@oracle.com>
Acked-by: Theodore Tso <tytso@mit.edu>
Acked-by: Jan Kara <jack@suse.cz>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Chris Mason [Wed, 15 Apr 2009 17:22:37 +0000 (13:22 -0400)]
Export filemap_write_and_wait_range
This wasn't exported before and is useful (used by the experimental ext3
data=guarded code)
Signed-off-by: Chris Mason <chris.mason@oracle.com>
Acked-by: Theodore Tso <tytso@mit.edu>
Acked-by: Jan Kara <jack@suse.cz>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Linus Torvalds [Thu, 16 Apr 2009 14:41:56 +0000 (07:41 -0700)]
Merge git://git./linux/kernel/git/davem/net-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6: (64 commits)
phylib: Fix delay argument of schedule_delayed_work
NET/ixgbe: Fix powering off during shutdown
NET/e1000e: Fix powering off during shutdown
NET/e1000: Fix powering off during shutdown
packet: avoid warnings when high-order page allocation fails
gianfar: stop send queue before resetting gianfar
myr10ge: again fix lro_gen_skb() alignment
declance: convert to net_device_ops
bfin_mac: convert to net_device_ops
au1000: convert to net_device_ops
atarilance: convert to net_device_ops
a2065: convert to net_device_ops
ixgbe: update real_num_tx_queues on changing num_rx_queues
ixgbe: fix tx queue index
Revert "rose: zero length frame filtering in af_rose.c"
sfc: Use correct macro to set event bitfield
sfc: Match calls to netif_napi_add() and netif_napi_del()
bonding: Remove debug printk
e1000/e1000: fix compile warning
ehea: Fix incomplete conversion to net_device_ops
...
Linus Torvalds [Thu, 16 Apr 2009 14:40:48 +0000 (07:40 -0700)]
Merge git://git./linux/kernel/git/davem/sparc-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc-2.6:
sparc: remove some pointless conditionals before kfree()
sbus: changed ioctls to unlocked
sparc: asm/atomic.h on 32bit should include asm/system.h for xchg
sparc64: Fix smp_callin() locking.
Atsushi Nemoto [Thu, 16 Apr 2009 09:43:37 +0000 (02:43 -0700)]
phylib: Fix delay argument of schedule_delayed_work
The commit
a390d1f3 ("phylib: convert state_queue work to
delayed_work") missed converting 'expires' value to 'delay' value.
Signed-off-by: Atsushi Nemoto <anemo@mba.ocn.ne.jp>
Acked-by: Marcin Slusarz <marcin.slusarz@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Rafael J. Wysocki [Wed, 15 Apr 2009 17:44:01 +0000 (17:44 +0000)]
NET/ixgbe: Fix powering off during shutdown
Prevent ixgbe from putting the adapter into D3 during shutdown except when
we're going to power off the system, since doing that may generally cause
problems with kexec to happen (such problems were observed for igb and
forcedeth). For this purpose seperate ixgbe_shutdown() from ixgbe_suspend()
and use the appropriate PCI PM callbacks in both of them.
Signed-off-by: "Rafael J. Wysocki" <rjw@sisk.pl>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Rafael J. Wysocki [Wed, 15 Apr 2009 17:43:43 +0000 (17:43 +0000)]
NET/e1000e: Fix powering off during shutdown
Prevent e1000e from putting the adapter into D3 during shutdown except when
we're going to power off the system, since doing that may generally cause
problems with kexec to happen (such problems were observed for igb and
forcedeth). For this purpose seperate e1000e_shutdown() from e1000e_suspend()
and use the appropriate PCI PM callbacks in both of them.
Signed-off-by: "Rafael J. Wysocki" <rjw@sisk.pl>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Rafael J. Wysocki [Wed, 15 Apr 2009 17:43:24 +0000 (17:43 +0000)]
NET/e1000: Fix powering off during shutdown
Prevent e1000 from putting the adapter into D3 during shutdown except when
we're going to power off the system, since doing that may generally cause
problems with kexec to happen (such problems were observed for igb and
forcedeth). For this purpose seperate e1000_shutdown() from e1000_suspend()
and use the appropriate PCI PM callbacks in both of them.
Signed-off-by: "Rafael J. Wysocki" <rjw@sisk.pl>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
David Howells [Wed, 15 Apr 2009 18:35:01 +0000 (19:35 +0100)]
RCU: Don't try and predeclare inline funcs as it upsets some versions of gcc
Don't try and predeclare inline funcs like this:
static inline void wait_migrated_callbacks(void)
...
static void _rcu_barrier(enum rcu_barrier type)
{
...
wait_migrated_callbacks();
}
...
static inline void wait_migrated_callbacks(void)
{
wait_event(rcu_migrate_wq, !atomic_read(&rcu_migrate_type_count));
}
as it upsets some versions of gcc under some circumstances:
kernel/rcupdate.c: In function `_rcu_barrier':
kernel/rcupdate.c:125: sorry, unimplemented: inlining failed in call to 'wait_migrated_callbacks': function body not available
kernel/rcupdate.c:152: sorry, unimplemented: called from here
This can be dealt with by simply putting the static variables (rcu_migrate_*)
at the top, and moving the implementation of the function up so that it
replaces its forward declaration.
Signed-off-by: David Howells <dhowells@redhat.com>
Cc: Dipankar Sarma <dipankar@in.ibm.com>
Cc: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
David Howells [Wed, 15 Apr 2009 18:34:56 +0000 (19:34 +0100)]
The default CONFIG_BUG=n version of BUG() should have an empty do...while
The default CONFIG_BUG=n version of BUG() should incorporate an empty a
do...while statement to avoid compilation weirdness.
Signed-off-by: David Howells <dhowells@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
David Howells [Wed, 15 Apr 2009 18:34:51 +0000 (19:34 +0100)]
MN10300: Stop gcc from generating uninitialised variable warnings after BUG()
Stop gcc from generating uninitialised variable warnings after BUG(). The
problem is that MN10300's implementation of BUG() invokes system call 15 which
doesn't return - but there's no way to tell the compiler that and also emit the
bug table element with the correct file and line data.
So instead, we make the do...while wrapper in _debug_bug_trap() an endless loop
from which there's no escape.
Also, while we're at it, (1) get rid of _debug_bug_trap() and just implement
directly as BUG(), and (2) make the implementation of BUG() contingent on
CONFIG_BUG=y.
Signed-off-by: David Howells <dhowells@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
David Howells [Wed, 15 Apr 2009 18:34:46 +0000 (19:34 +0100)]
MN10300: Wire up missing system calls
Wire up missing system calls preadv() and pwritev().
Signed-off-by: David Howells <dhowells@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
David Howells [Wed, 15 Apr 2009 18:34:41 +0000 (19:34 +0100)]
MN10300: Discard duplicate PFN_xxx() macros
Discard duplicate PFN_xxx() macros from arch code as they're now in the
general headers.
Signed-off-by: David Howells <dhowells@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Linus Torvalds [Wed, 15 Apr 2009 20:28:27 +0000 (13:28 -0700)]
Merge branch 'for-linus' of git://git390.marist.edu/linux-2.6
* 'for-linus' of git://git390.marist.edu/pub/scm/linux-2.6:
[S390] boot cputime accounting
[S390] add read_persistent_clock
[S390] cpu hotplug and accounting values
[S390] fix idle time accounting
[S390] smp: fix cpu_possible_map initialization
[S390] dasd: fix idaw boundary checking for track based ccw
[S390] dasd: Use the new async framework for autoonlining.
[S390] qdio: remove dead timeout handler
[S390] appldata: Use new mod_virt_timer_periodic() function.
[S390] extend virtual timer interface by mod_virt_timer_periodic
[S390] stp synchronization retry timer
[S390] call nmi_enter/nmi_exit on machine checks
[S390] wire up preadv/pwritev system calls
[S390] s390: move machine flags to lowcore
Linus Torvalds [Wed, 15 Apr 2009 16:11:11 +0000 (09:11 -0700)]
Merge branch 'for-linus' of git://git./linux/kernel/git/tiwai/sound-2.6
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound-2.6:
ALSA: hda - Fix the cmd cache keys for amp verbs
ALSA: add missing definitions(letters) to HD-Audio.txt
ALSA: hda - Add quirk mask for Fujitsu Amilo laptops with ALC883
[ALSA] intel8x0: add one retry to the ac97_clock measurement routine
[ALSA] intel8x0: fix wrong conditions in ac97_clock measure routine
ALSA: hda - Avoid call of snd_jack_report at release
ALSA: add private_data to struct snd_jack
ALSA: snd-usb-caiaq: rename files to remove redundant information in file pathes
ALSA: snd-usb-caiaq: clean up header includes
ALSA: sound/pci: use memdup_user()
ALSA: sound/usb: use memdup_user()
ALSA: sound/isa: use memdup_user()
ALSA: sound/core: use memdup_user()
[ALSA] intel8x0: do not use zero value from PICB register
[ALSA] intel8x0: an attempt to make ac97_clock measurement more reliable
[ALSA] pcm-midlevel: Add more strict buffer position checks based on jiffies
[ALSA] hda_intel: fix unexpected ring buffer positions
ASoC: Disable S3C64xx support in Kconfig
ASoC: magician: remove un-necessary #include of pxa-regs.h and hardware.h
Linus Torvalds [Wed, 15 Apr 2009 16:04:12 +0000 (09:04 -0700)]
Merge git://git./linux/kernel/git/steve/gfs2-2.6-fixes
* git://git.kernel.org/pub/scm/linux/kernel/git/steve/gfs2-2.6-fixes:
GFS2: Use DEFINE_SPINLOCK
GFS2: cleanup file_operations mess
GFS2: Move umount flush rwsem
GFS2: Fix symlink creation race
GFS2: Make quotad's waiting interruptible
Linus Torvalds [Wed, 15 Apr 2009 16:03:47 +0000 (09:03 -0700)]
Merge branch 'for-linus' of git://git.kernel.dk/linux-2.6-block
* 'for-linus' of git://git.kernel.dk/linux-2.6-block: (28 commits)
cfq-iosched: add close cooperator code
cfq-iosched: log responsible 'cfqq' in idle timer arm
cfq-iosched: tweak kick logic a bit more
cfq-iosched: no need to save interrupts in cfq_kick_queue()
brd: fix cacheflushing
brd: support barriers
swap: Remove code handling bio_alloc failure with __GFP_WAIT
gfs2: Remove code handling bio_alloc failure with __GFP_WAIT
ext4: Remove code handling bio_alloc failure with __GFP_WAIT
dio: Remove code handling bio_alloc failure with __GFP_WAIT
block: Remove code handling bio_alloc failure with __GFP_WAIT
bio: add documentation to bio_alloc()
splice: add helpers for locking pipe inode
splice: remove generic_file_splice_write_nolock()
ocfs2: fix i_mutex locking in ocfs2_splice_to_file()
splice: fix i_mutex locking in generic_splice_write()
splice: remove i_mutex locking in splice_from_pipe()
splice: split up __splice_from_pipe()
block: fix SG_IO to return a proper error value
cfq-iosched: don't delay queue kick for a merged request
...
Takashi Iwai [Wed, 15 Apr 2009 15:52:32 +0000 (17:52 +0200)]
Merge branch 'topic/hda' into for-linus
* topic/hda:
ALSA: hda - Fix the cmd cache keys for amp verbs
ALSA: add missing definitions(letters) to HD-Audio.txt
Takashi Iwai [Wed, 15 Apr 2009 15:48:35 +0000 (17:48 +0200)]
ALSA: hda - Fix the cmd cache keys for amp verbs
Fix the key value generation for get/set amp verbs. The upper bits of
the parameter have to be combined with the verb value to be unique for
each direction/index of amp access.
This fixes the resume problem on some hardwares like Macbook after
the channel mode is changed.
Tested-by: Johannes Berg <johannes@sipsolutions.net>
Cc: <stable@kernel.org>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Linus Torvalds [Wed, 15 Apr 2009 15:42:40 +0000 (08:42 -0700)]
Merge branch 'merge' of git://git./linux/kernel/git/paulus/powerpc
* 'merge' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc:
powerpc: pseries/dtl.c should include asm/firmware.h
powerpc: Fix data-corrupting bug in __futex_atomic_op
powerpc/pseries: Set error_state to pci_channel_io_normal in eeh_report_reset()
powerpc: Allow 256kB pages with SHMEM
powerpc: Document new FSL I2C bindings and cleanup
powerpc/mm: Fix compile warning
powerpc/85xx: TQM8548: update defconfig
powerpc/85xx: TQM8548: use proper phy-handles for enet2 and enet3
powerpc/85xx: TQM85xx: correct address of LM75 I2C device nodes
powerpc: Add support for early tlbilx opcode
powerpc: Fix tlbilx opcode
Linus Torvalds [Wed, 15 Apr 2009 15:05:13 +0000 (08:05 -0700)]
acpi-cpufreq: fix 'smp_call_function_many()' confusion
It turns out that 'smp_call_function_many()' doesn't work at all like
'smp_call_function_single()', and my change to Andrew's patch to use it
rather than a loop over all CPU's acpi-cpufreq doesn't work.
My bad.
'smp_call_function_many()' has two "features" (aka "documented bugs"):
(a) it needs to be called with preemption disabled, because it uses
smp_processor_id() without guarding the CPU lookup with 'get_cpu()'
and 'put_cpu()' like the 'single' variant does.
(b) even if the current CPU is part of the CPU mask, it won't do the
call on that CPU.
Still, we're better off trying to use 'smp_call_function_many()' than
looping over CPU's, since it at least in theory allows us to use a
broadcast IPI and do it all in parallel. So let's just work around the
silly semantic bugs in that function.
Reported-and-tested-by: Ali Gholami Rudi <ali@rudi.ir>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Andrew Morton <akpm@linux-foundation.org>,
Cc: Rusty Russell <rusty@rustcorp.com.au>
Cc: Dave Jones <davej@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Eric Dumazet [Wed, 15 Apr 2009 10:39:52 +0000 (03:39 -0700)]
packet: avoid warnings when high-order page allocation fails
Latest tcpdump/libpcap triggers annoying messages because of high order page
allocation failures (when lowmem exhausted or fragmented)
These allocation errors are correctly handled so could be silent.
[22660.208901] tcpdump: page allocation failure. order:5, mode:0xc0d0
[22660.208921] Pid: 13866, comm: tcpdump Not tainted 2.6.30-rc2 #170
[22660.208936] Call Trace:
[22660.208950] [<
c04e2b46>] ? printk+0x18/0x1a
[22660.208965] [<
c02760f7>] __alloc_pages_internal+0x357/0x460
[22660.208980] [<
c0276251>] __get_free_pages+0x21/0x40
[22660.208995] [<
c04cc835>] packet_set_ring+0x105/0x3d0
[22660.209009] [<
c04ccd1d>] packet_setsockopt+0x21d/0x4d0
[22660.209025] [<
c0270400>] ? filemap_fault+0x0/0x450
[22660.209040] [<
c0449e34>] sys_setsockopt+0x54/0xa0
[22660.209053] [<
c044b97f>] sys_socketcall+0xef/0x270
[22660.209067] [<
c0202e34>] sysenter_do_call+0x12/0x26
Signed-off-by: Eric Dumazet <dada1@cosmosbay.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Jens Axboe [Wed, 15 Apr 2009 10:15:11 +0000 (12:15 +0200)]
cfq-iosched: add close cooperator code
If we have processes that are working in close proximity to each
other on disk, we don't want to idle wait. Instead allow the close
process to issue a request, getting better aggregate bandwidth.
The anticipatory scheduler has similar checks, noop and deadline do
not need it since they don't care about process <-> io mappings.
The code for CFQ is a little more involved though, since we split
request queues into per-process contexts.
This fixes a performance problem with eg dump(8), since it uses
several processes in some silly attempt to speed IO up. Even if
dump(8) isn't really a valid case (it should be fixed by using
CLONE_IO), there are other cases where we see close processes
and where idling ends up hurting performance.
Credit goes to Jeff Moyer <jmoyer@redhat.com> for writing the
initial implementation.
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Jens Axboe [Wed, 15 Apr 2009 10:14:13 +0000 (12:14 +0200)]
cfq-iosched: log responsible 'cfqq' in idle timer arm
Makes it easier to read the traces.
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Jens Axboe [Wed, 15 Apr 2009 10:12:46 +0000 (12:12 +0200)]
cfq-iosched: tweak kick logic a bit more
We only kick the dispatch for an idling queue, if we think it's a
(somewhat) fully merged request. Also allow a kick if we have other
busy queues in the system, since we don't want to risk waiting for
a potential merge in that case. It's better to get some work done and
proceed.
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Jens Axboe [Wed, 15 Apr 2009 10:11:10 +0000 (12:11 +0200)]
cfq-iosched: no need to save interrupts in cfq_kick_queue()
It's called from the workqueue handlers from process context, so
we always have irqs enabled when entered.
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Nick Piggin [Wed, 15 Apr 2009 08:32:07 +0000 (10:32 +0200)]
brd: fix cacheflushing
brd is missing a flush_dcache_page. On 2nd thoughts, perhaps it is the
pagecache's responsibility to flush user virtual aliases (the driver of
course should flush kernel virtual mappings)... but anyway, there
already exists cache flushing for one direction of transfer, so we
should add the other.
Signed-off-by: Nick Piggin <npiggin@suse.de>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Nick Piggin [Wed, 15 Apr 2009 08:27:07 +0000 (10:27 +0200)]
brd: support barriers
brd is always ordered (not that it matters, as it is defined not to
survive when the system goes down). So tell the block layer it is
ordered, which might be of help with testing filesystems.
Signed-off-by: Nick Piggin <npiggin@suse.de>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Nikanth Karthikesan [Wed, 15 Apr 2009 05:07:04 +0000 (10:37 +0530)]
swap: Remove code handling bio_alloc failure with __GFP_WAIT
Remove code handling bio_alloc failure with __GFP_WAIT.
Signed-off-by: Nikanth Karthikesan <knikanth@suse.de>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Nikanth Karthikesan [Wed, 15 Apr 2009 05:06:35 +0000 (10:36 +0530)]
gfs2: Remove code handling bio_alloc failure with __GFP_WAIT
Remove code handling bio_alloc failure with __GFP_WAIT.
GFP_NOFS implies __GFP_WAIT.
Signed-off-by: Nikanth Karthikesan <knikanth@suse.de>
Acked-by: Steven Whitehouse <swhiteho@redhat.com>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Nikanth Karthikesan [Wed, 15 Apr 2009 05:06:16 +0000 (10:36 +0530)]
ext4: Remove code handling bio_alloc failure with __GFP_WAIT
Remove code handling bio_alloc failure with __GFP_WAIT.
GFP_NOIO implies __GFP_WAIT.
Signed-off-by: Nikanth Karthikesan <knikanth@suse.de>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Nikanth Karthikesan [Wed, 15 Apr 2009 05:05:52 +0000 (10:35 +0530)]
dio: Remove code handling bio_alloc failure with __GFP_WAIT
Remove code handling bio_alloc failure with __GFP_WAIT.
GFP_KERNEL implies __GFP_WAIT.
Signed-off-by: Nikanth Karthikesan <knikanth@suse.de>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Nikanth Karthikesan [Wed, 15 Apr 2009 05:05:31 +0000 (10:35 +0530)]
block: Remove code handling bio_alloc failure with __GFP_WAIT
Remove code handling bio_alloc failure with __GFP_WAIT.
GFP_KERNEL implies __GFP_WAIT.
Signed-off-by: Nikanth Karthikesan <knikanth@suse.de>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Jens Axboe [Wed, 15 Apr 2009 07:00:07 +0000 (09:00 +0200)]
bio: add documentation to bio_alloc()
Explain that with __GFP_WAIT set it will not fail, and that the caller
must never allocate more than 1 bio at the time.
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Miklos Szeredi [Tue, 14 Apr 2009 17:48:41 +0000 (19:48 +0200)]
splice: add helpers for locking pipe inode
There are lots of sequences like this, especially in splice code:
if (pipe->inode)
mutex_lock(&pipe->inode->i_mutex);
/* do something */
if (pipe->inode)
mutex_unlock(&pipe->inode->i_mutex);
so introduce helpers which do the conditional locking and unlocking.
Also replace the inode_double_lock() call with a pipe_double_lock()
helper to avoid spreading the use of this functionality beyond the
pipe code.
This patch is just a cleanup, and should cause no behavioral changes.
Signed-off-by: Miklos Szeredi <mszeredi@suse.cz>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Miklos Szeredi [Tue, 14 Apr 2009 17:48:40 +0000 (19:48 +0200)]
splice: remove generic_file_splice_write_nolock()
Remove the now unused generic_file_splice_write_nolock() function.
It's conceptually broken anyway, because splice may need to wait for
pipe events so holding locks across the whole operation is wrong.
Signed-off-by: Miklos Szeredi <mszeredi@suse.cz>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Miklos Szeredi [Tue, 14 Apr 2009 17:48:39 +0000 (19:48 +0200)]
ocfs2: fix i_mutex locking in ocfs2_splice_to_file()
Rearrange locking of i_mutex on destination and call to
ocfs2_rw_lock() so locks are only held while buffers are copied with
the pipe_to_file() actor, and not while waiting for more data on the
pipe.
Signed-off-by: Miklos Szeredi <mszeredi@suse.cz>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Miklos Szeredi [Tue, 14 Apr 2009 17:48:38 +0000 (19:48 +0200)]
splice: fix i_mutex locking in generic_splice_write()
Rearrange locking of i_mutex on destination so it's only held while
buffers are copied with the pipe_to_file() actor, and not while
waiting for more data on the pipe.
Signed-off-by: Miklos Szeredi <mszeredi@suse.cz>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Miklos Szeredi [Tue, 14 Apr 2009 17:48:37 +0000 (19:48 +0200)]
splice: remove i_mutex locking in splice_from_pipe()
splice_from_pipe() is only called from two places:
- generic_splice_sendpage()
- splice_write_null()
Neither of these require i_mutex to be taken on the destination inode.
Signed-off-by: Miklos Szeredi <mszeredi@suse.cz>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Miklos Szeredi [Tue, 14 Apr 2009 17:48:36 +0000 (19:48 +0200)]
splice: split up __splice_from_pipe()
Split up __splice_from_pipe() into four helper functions:
splice_from_pipe_begin()
splice_from_pipe_next()
splice_from_pipe_feed()
splice_from_pipe_end()
splice_from_pipe_next() will wait (if necessary) for more buffers to
be added to the pipe. splice_from_pipe_feed() will feed the buffers
to the supplied actor and return when there's no more data available
(or if all of the requested data has been copied).
This is necessary so that implementations can do locking around the
non-waiting splice_from_pipe_feed().
This patch should not cause any change in behavior.
Signed-off-by: Miklos Szeredi <mszeredi@suse.cz>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
FUJITA Tomonori [Mon, 13 Apr 2009 18:03:10 +0000 (20:03 +0200)]
block: fix SG_IO to return a proper error value
blk_rq_unmap_user() returns -EFAULT if a program passes an invalid
address to kernel. SG_IO path needs to pass the returned value to user
space instead of ignoring it.
Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Wei Yongjun [Wed, 15 Apr 2009 10:04:56 +0000 (03:04 -0700)]
sparc: remove some pointless conditionals before kfree()
Remove some pointless conditionals before kfree().
Signed-off-by: Wei Yongjun <yjwei@cn.fujitsu.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Justin Mattock [Tue, 14 Apr 2009 21:31:21 +0000 (14:31 -0700)]
ALSA: add missing definitions(letters) to HD-Audio.txt
impact: Add missing definitions(letters).
Signed-off-by: Justin P. Mattock <justinmattock@gmail.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Markus Brunner [Wed, 15 Apr 2009 09:35:40 +0000 (02:35 -0700)]
gianfar: stop send queue before resetting gianfar
After a transmit timed out, the reset task will be called, which will free the
allocated resources(stop_gfar). If gfar_poll will be called before the
resources get allocated again gfar_clean_tx_ring will call
dev_kfree_skb_any(NULL).
Example crash:
ops: Kernel access of bad area, sig: 11 [#1]
PREEMPT RSBBA100
Modules linked in:
NIP:
c01a10c4 LR:
c013b254 CTR:
c013c038
REGS:
c02e7d20 TRAP: 0300 Not tainted (2.6.27.20)
MSR:
00001032 <ME,IR,DR> CR:
24000082 XER:
20000000
DAR:
000000a0, DSISR:
20000000
TASK =
c02ce578[0] 'swapper' THREAD:
c02e6000
GPR00:
000000a0 c02e7dd0 c02ce578 00000000 00000040 00000001 c02ec1c0
00001032
GPR08:
c080d1e0 df9ea800 00000000 00000000 24000082 ffffffff 0404f000
00000000
GPR16:
ffffffbf ffffffff ffffffff ffdff7ff ffffffff c02d0fd4 00100100
00200200
GPR24:
c031220c 00000001 00000001 00000000 00000000 df849800 ff109000
df849b80
NIP [
c01a10c4] dev_kfree_skb_irq+0x18/0x70
LR [
c013b254] gfar_clean_tx_ring+0x70/0x11c
Call Trace:
[
c02e7dd0] [
c003e978] update_wall_time+0x730/0x744 (unreliable)
[
c02e7df0] [
c013b254] gfar_clean_tx_ring+0x70/0x11c
[
c02e7e10] [
c013c07c] gfar_poll+0x44/0x150
[
c02e7e30] [
c01a064c] net_rx_action+0xa8/0x19c
[
c02e7e70] [
c00251d4] __do_softirq+0x64/0xc0
[
c02e7e90] [
c0006384] do_softirq+0x40/0x58
[
c02e7ea0] [
c00250a8] irq_exit+0x40/0x9c
[
c02e7eb0] [
c000642c] do_IRQ+0x90/0xac
[
c02e7ec0] [
c0010ab4] ret_from_except+0x0/0x14
--- Exception: 501 at cpu_idle+0x9c/0xf8
LR = cpu_idle+0x9c/0xf8
[
c02e7f80] [
c0009820] cpu_idle+0x58/0xf8 (unreliable)
[
c02e7fa0] [
c01fb8c8] __got2_end+0x7c/0x90
[
c02e7fc0] [
c026c794] start_kernel+0x2c0/0x2d4
[
c02e7ff0] [
00003438] 0x3438
Instruction dump:
7fa00124 80010024 bba10014 38210020 7c0803a6 4e800020 9421ffe0 7c0802a6
7c6b1b78 90010024 380300a0 bfa10014 <
7d200028>
3129ffff 7d20012d 40a2fff4
Kernel panic - not syncing: Fatal exception in interrupt
This Patch calls netif_stop_queue before calling stop_gfar.
Signed-off-by: Markus Brunner <super.firetwister@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Stanislaw Gruszka [Wed, 15 Apr 2009 09:26:49 +0000 (02:26 -0700)]
myr10ge: again fix lro_gen_skb() alignment
Add LRO alignment initially committed in
621544eb8c3beaa859c75850f816dd9b056a00a3 ("[LRO]: fix lro_gen_skb()
alignment") and removed in
0dcffac1a329be69bab0ac604bf7283737108e68
("myri10ge: add multislices support") during conversion to
multi-slice.
Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Takashi Iwai [Wed, 15 Apr 2009 09:24:27 +0000 (11:24 +0200)]
Merge branch 'topic/memdup_user' into for-linus
* topic/memdup_user:
ALSA: sound/pci: use memdup_user()
ALSA: sound/usb: use memdup_user()
ALSA: sound/isa: use memdup_user()
ALSA: sound/core: use memdup_user()
Takashi Iwai [Wed, 15 Apr 2009 09:24:22 +0000 (11:24 +0200)]
Merge branch 'topic/usb-caiaq' into for-linus
* topic/usb-caiaq:
ALSA: snd-usb-caiaq: rename files to remove redundant information in file pathes
ALSA: snd-usb-caiaq: clean up header includes
Takashi Iwai [Wed, 15 Apr 2009 09:24:14 +0000 (11:24 +0200)]
Merge branch 'topic/asoc' into for-linus
* topic/asoc:
ASoC: Disable S3C64xx support in Kconfig
ASoC: magician: remove un-necessary #include of pxa-regs.h and hardware.h
Takashi Iwai [Wed, 15 Apr 2009 09:24:09 +0000 (11:24 +0200)]
Merge branch 'topic/hda' into for-linus
* topic/hda:
ALSA: hda - Add quirk mask for Fujitsu Amilo laptops with ALC883
ALSA: hda - Avoid call of snd_jack_report at release
ALSA: add private_data to struct snd_jack
Takashi Iwai [Wed, 15 Apr 2009 09:23:44 +0000 (11:23 +0200)]
Merge branch 'topic/jack-free-fix' into topic/hda
* topic/jack-free-fix:
ALSA: hda - Avoid call of snd_jack_report at release
ALSA: add private_data to struct snd_jack
Takashi Iwai [Wed, 15 Apr 2009 09:21:13 +0000 (11:21 +0200)]
Merge branch 'master' of git://git.alsa-project.org/alsa-kernel into for-linus
* 'master' of git://git.alsa-project.org/alsa-kernel:
[ALSA] intel8x0: add one retry to the ac97_clock measurement routine
[ALSA] intel8x0: fix wrong conditions in ac97_clock measure routine
[ALSA] intel8x0: do not use zero value from PICB register
[ALSA] intel8x0: an attempt to make ac97_clock measurement more reliable
[ALSA] pcm-midlevel: Add more strict buffer position checks based on jiffies
[ALSA] hda_intel: fix unexpected ring buffer positions
Xu Gang [Tue, 14 Apr 2009 06:54:14 +0000 (14:54 +0800)]
GFS2: Use DEFINE_SPINLOCK
SPIN_LOCK_UNLOCKED is deprecated, use DEFINE_SPINLOCK instead.
(as suggested in Documentation/spinlocks.txt)
Signed-off-by: Xu Gang <xug@cn.fujitsu.com>
Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>
Christoph Hellwig [Tue, 7 Apr 2009 17:42:17 +0000 (19:42 +0200)]
GFS2: cleanup file_operations mess
Remove the weird pointer to file_operations mess and replace it with
straight-forward defining of the lockinginstance names to the _nolock
variants.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>
Steven Whitehouse [Tue, 7 Apr 2009 13:01:34 +0000 (14:01 +0100)]
GFS2: Move umount flush rwsem
The rwsem, used only on umount, is in the wrong place in glock.c.
This patch moves it up a bit so that it does not get called under
a spinlock.
Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>
Steven Whitehouse [Tue, 31 Mar 2009 15:06:27 +0000 (16:06 +0100)]
GFS2: Fix symlink creation race
In certain cases symlinks can appear to have zero size if a lookup
on the inode occurs within a certain (very short) time after the
symlink has been created. The symlink is correctly created on disk
but appears to have zero size when stat()ed. This patch closes the
race and prevents incorrect sizes appearing.
Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>
Steven Whitehouse [Tue, 31 Mar 2009 14:49:08 +0000 (15:49 +0100)]
GFS2: Make quotad's waiting interruptible
So we don't count its D state in the loadavg.
Reported-by: Nathan Straz <nstraz@redhat.com>
Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>
Takashi Iwai [Tue, 14 Apr 2009 12:51:04 +0000 (14:51 +0200)]
ALSA: hda - Add quirk mask for Fujitsu Amilo laptops with ALC883
Added the models for quirk bitmask 1734:110x and 1734:113x of
Fujitsu laptops.
This will fix the model detection for Amilo Xa3540.
Signed-off-by: Takashi Iwai <tiwai@suse.de>
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