tree 5ed76fc1727cbce2b64776afd5c682414f0c1726
parent e57940d719e9fc5223d133b631f8cb5232d6064e
author Manfred Spraul <manfred@colorfullife.com> 1320266336 -0700
committer Linus Torvalds <torvalds@linux-foundation.org> 1320275221 -0700

include/linux/sem.h: make sysv_sem empty if SYSVIPC is disabled

For the sysvsem undo, each task struct contains a sysv_sem structure with
a pointer to the undo information.

This pointer is only necessary if sysvipc is enabled - thus the pointer
can be made conditional on CONFIG_SYSVIPC.

Signed-off-by: Manfred Spraul <manfred@colorfullife.com>
Acked-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Mike Galbraith <efault@gmx.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>