Commit 33c3d6c6 authored Feb 09, 2010 by Yong Zhang Committed by Steven Rostedt Dec 13, 2010

sched: Cleanup pre_schedule_rt



Since [commit 9a897c5a:
sched: RT-balance, replace hooks with pre/post schedule and wakeup methods]
we must call pre_schedule_rt if prev is rt task.
So condition rt_task(prev) is always true and the 'unlikely' declaration is
simply incorrect.

Signed-off-by: Yong Zhang <yong.zhang0@gmail.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Rusty Russell <rusty@rustcorp.com.au>
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>

parent 6313e3c2

kernel/sched_rt.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -1474,7 +1474,7 @@ skip:
		static void pre_schedule_rt(struct rq rq, struct task_struct prev)
		{
		/* Try to pull RT tasks here if we lower this rq's prio */
		if (unlikely(rt_task(prev)) && rq->rt.highest_prio.curr > prev->prio)
		if (rq->rt.highest_prio.curr > prev->prio)
		pull_rt_task(rq);
		}

Admin message