This patch exports sched_setscheduler() so that it can be used by a kernel
module to set a kthread's scheduling policy and associated parameters.

Signed-off-by: Dean Nelson <dcn@sgi.com>
Acked-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>