Rik van Riel 9f1bc2c902 ipc,sem: have only one list in struct sem_queue ...

Having only one list in struct sem_queue, and only queueing simple
semaphore operations on the list for the semaphore involved, allows us to
introduce finer grained locking for semtimedop.

Signed-off-by: Rik van Riel <riel@redhat.com>
Acked-by: Davidlohr Bueso <davidlohr.bueso@hp.com>
Cc: Chegu Vinod <chegu_vinod@hp.com>
Cc: Emmanuel Benisty <benisty.e@gmail.com>
Cc: Jason Low <jason.low2@hp.com>
Cc: Michel Lespinasse <walken@google.com>
Cc: Peter Hurley <peter@hurleysoftware.com>
Cc: Stanislav Kinsbursky <skinsbursky@parallels.com>
Tested-by: Sedat Dilek <sedat.dilek@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

2013-05-01 08:12:58 -07:00

..

compat_mq.c

ipc: initialize structure memory to zero for compat functions

2010-10-27 18:03:13 -07:00

compat.c

get rid of union semop in sys_semctl(2) arguments

2013-03-05 15:14:16 -05:00

ipc_sysctl.c

ipc: add sysctl to specify desired next object id

2013-01-04 16:11:45 -08:00

ipcns_notifier.c

ipc: do not use a negative value to re-enable msgmni automatic recomputing

2008-07-25 10:53:42 -07:00

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

Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ebiederm/user-namespace

2013-03-28 13:43:46 -07:00

msg.c

ipc: refactor msg list search into separate function

2013-05-01 08:12:57 -07:00

msgutil.c

ipc/msgutil.c: use linux/uaccess.h

2013-05-01 08:12:57 -07:00

namespace.c

userns: Require CAP_SYS_ADMIN for most uses of setns.

2012-12-14 16:12:03 -08:00

sem.c

ipc,sem: have only one list in struct sem_queue

2013-05-01 08:12:58 -07:00

shm.c

Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs

2013-02-26 20:16:07 -08:00

syscall.c

get rid of union semop in sys_semctl(2) arguments

2013-03-05 15:14:16 -05:00

util.c

ipc: introduce lockless pre_down ipcctl

2013-05-01 08:12:58 -07:00

util.h

ipc,sem: do not hold ipc lock more than necessary

2013-05-01 08:12:58 -07:00