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| author | Davidlohr Bueso <davidlohr.bueso@hp.com> | 2013-07-08 16:01:15 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2013-07-09 10:33:27 -0700 |
| commit | a5001a0d9768568de5d613c3b3a5b9c7721299da (patch) | |
| tree | 8bdb9f698da1f9e1469322892ba6f6e7c796533b /Documentation/spinlocks.txt | |
| parent | 2cafed30f150f7314f98717b372df8173516cae0 (diff) | |
| download | op-kernel-dev-a5001a0d9768568de5d613c3b3a5b9c7721299da.zip op-kernel-dev-a5001a0d9768568de5d613c3b3a5b9c7721299da.tar.gz | |
ipc,msg: introduce lockless functions to obtain the ipc object
Add msq_obtain_object() and msq_obtain_object_check(), which will allow
us to get the ipc object without acquiring the lock. Just as with
semaphores, these functions are basically wrappers around
ipc_obtain_object*().
Signed-off-by: Davidlohr Bueso <davidlohr.bueso@hp.com>
Cc: Andi Kleen <andi@firstfloor.org>
Cc: Rik van Riel <riel@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'Documentation/spinlocks.txt')
0 files changed, 0 insertions, 0 deletions
