diff options
| author | Davidlohr Bueso <davidlohr.bueso@hp.com> | 2013-09-11 14:26:16 -0700 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-10-18 07:45:47 -0700 |
| commit | b3b7b427fd385e92ce2ea8a847ec977724dc9669 (patch) | |
| tree | 290f864a6a4ac5ca67bbdd712e599457278172e4 /ipc/util.c | |
| parent | 1b2ad167481aed32347ef7726d14bb2b9f63c4c9 (diff) | |
ipc,shm: shorten critical region in shmctl_down
commit 79ccf0f8c8e04e8b9eda6645ba0f63b0915a3075 upstream.
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>
Cc: Mike Galbraith <efault@gmx.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'ipc/util.c')
0 files changed, 0 insertions, 0 deletions