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sched: resched task in task_new_fair()
author
Ingo Molnar
<mingo@elte.hu>
Mon, 15 Oct 2007 15:00:02 +0000
(17:00 +0200)
committer
Ingo Molnar
<mingo@elte.hu>
Mon, 15 Oct 2007 15:00:02 +0000
(17:00 +0200)
to get full child-runs-first semantics make sure the parent is
rescheduled.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Signed-off-by: Mike Galbraith <efault@gmx.de>
Reviewed-by: Thomas Gleixner <tglx@linutronix.de>
kernel/sched_fair.c
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diff --git
a/kernel/sched_fair.c
b/kernel/sched_fair.c
index 67c67a87146ebaa64514c4bdf8b0ae5de0d4cf47..0990b20fdcf523132e77fe5874c813125ade1e71 100644
(file)
--- a/
kernel/sched_fair.c
+++ b/
kernel/sched_fair.c
@@
-1191,6
+1191,7
@@
static void task_new_fair(struct rq *rq, struct task_struct *p)
se->wait_runtime = -(sched_granularity(cfs_rq) / 2);
__enqueue_entity(cfs_rq, se);
+ resched_task(rq->curr);
}
#ifdef CONFIG_FAIR_GROUP_SCHED