Davidlohr Bueso 79ccf0f8c8 ipc,shm: shorten critical region in shmctl_down ... Instead of holding the ipc lock for the entire function, use the ipcctl_pre_down_nolock and only acquire the lock for specific commands: RMID and SET. Signed-off-by: Davidlohr Bueso <davidlohr.bueso@hp.com> Tested-by: Sedat Dilek <sedat.dilek@gmail.com> Cc: Rik van Riel <riel@redhat.com> Cc: Manfred Spraul <manfred@colorfullife.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>		2013-09-11 15:59:39 -07:00
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compat.c	get rid of union semop in sys_semctl(2) arguments	2013-03-05 15:14:16 -05:00
compat_mq.c	ipc: initialize structure memory to zero for compat functions	2010-10-27 18:03:13 -07:00
ipc_sysctl.c	ipc: add sysctl to specify desired next object id	2013-01-04 16:11:45 -08:00
ipcns_notifier.c
Makefile	Add generic sys_ipc wrapper	2010-03-12 15:52:32 -08:00
mq_sysctl.c	mqueue: separate mqueue default value from maximum value	2012-05-31 17:49:31 -07:00
mqueue.c	audit: fix mq_open and mq_unlink to add the MQ root as a hidden parent audit_names record	2013-07-09 10:33:19 -07:00
msg.c	ipc/msg.c: Fix lost wakeup in msgsnd().	2013-09-03 10:42:56 -07:00
msgutil.c	Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs	2013-05-01 17:51:54 -07:00
namespace.c	userns: Kill nsown_capable it makes the wrong thing easy	2013-08-30 23:44:11 -07:00
sem.c	ipc/sem.c: rename try_atomic_semop() to perform_atomic_semop(), docu update	2013-07-09 10:33:28 -07:00
shm.c	ipc,shm: shorten critical region in shmctl_down	2013-09-11 15:59:39 -07:00
syscall.c	get rid of union semop in sys_semctl(2) arguments	2013-03-05 15:14:16 -05:00
util.c	ipc/util.c, ipc_rcu_alloc: cacheline align allocation	2013-07-09 10:33:28 -07:00
util.h	ipc: close open coded spin lock calls	2013-07-09 10:33:27 -07:00