[PATCH] sched: no need to recalculate rq

no need to call task_rq in setscheduler; just use rq
Signed-Off-By: Robert Love <rml@novell.com>
Acked-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

kernel/sched.c

@@ -3146,12 +3146,12 @@ static int setscheduler(pid_t pid, int policy, struct sched_param __user *param)
 	}
 	array = p->array;
 	if (array)
-		deactivate_task(p, task_rq(p));
+		deactivate_task(p, rq);
 	retval = 0;
 	oldprio = p->prio;
 	__setscheduler(p, policy, lp.sched_priority);
 	if (array) {
-		__activate_task(p, task_rq(p));
+		__activate_task(p, rq);
 		/*
 		 * Reschedule if we are currently running on this runqueue and
 		 * our priority decreased, or if we are not currently running on