tree 1ad0072dbfabf441a1aa84b328229b8f09ea6cae
parent d198cd6d6d02d0a335af2deacb60816ebb4719d1
author Manfred Spraul <manfred@colorfullife.com> 1402090669 -0700
committer Linus Torvalds <torvalds@linux-foundation.org> 1402096095 -0700

ipc/sem.c: store which operation blocks in perform_atomic_semop()

Preparation for the next patch:

In the slow-path of perform_atomic_semop(), store a pointer to the
operation that caused the operation to block.

Signed-off-by: Manfred Spraul <manfred@colorfullife.com>
Cc: Davidlohr Bueso <davidlohr.bueso@hp.com>
Cc: Michael Kerrisk <mtk.manpages@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>