[PATCH] Add SA_PERCPU_IRQ flag support

Add support for SA_PERCPU_IRQ (only mmtimer.c uses this at this stage).

Signed-off-by: Dimitri Sivanich <sivanich@sgi.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>