Commit 81c29a85 authored Mar 07, 2006 by Ingo Molnar Committed by Linus Torvalds Mar 08, 2006

[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&gt;.>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Cc: Nick Piggin <nickpiggin@yahoo.com.au>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

parent 4d6660eb

kernel/sched.c

+1 −0

Original line number	Diff line number	Diff line
		@@ -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;