Commit 81c29a85 authored by Ingo Molnar's avatar Ingo Molnar Committed by Linus Torvalds

[PATCH] idle threads should have a sane ->timestamp value

Idle threads should have a sane ->timestamp value, to avoid init kernel
thread(s) from inheriting it and causing miscalculations in
try_to_wake_up().

Reported-by: Mike Galbraith <efault@gmx.de>.
Signed-off-by: default avatarIngo Molnar <mingo@elte.hu>
Cc: Nick Piggin <nickpiggin@yahoo.com.au>
Signed-off-by: default avatarAndrew Morton <akpm@osdl.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@osdl.org>
parent 4d6660eb
......@@ -4335,6 +4335,7 @@ void __devinit init_idle(task_t *idle, int cpu)
runqueue_t *rq = cpu_rq(cpu);
unsigned long flags;
idle->timestamp = sched_clock();
idle->sleep_avg = 0;
idle->array = NULL;
idle->prio = MAX_PRIO;
......
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