Commit-ID: 119d6f6a3be8b424b200dcee56e74484d5445f7e Gitweb: http://git.kernel.org/tip/119d6f6a3be8b424b200dcee56e74484d5445f7e Author: Sasha Levin <[email protected]> AuthorDate: Mon, 30 Nov 2015 20:34:20 -0500 Committer: Ingo Molnar <[email protected]> CommitDate: Fri, 4 Dec 2015 10:10:16 +0100
sched/core: Remove false-positive warning from wake_up_process() Because wakeups can (fundamentally) be late, a task might not be in the expected state. Therefore testing against a task's state is racy, and can yield false positives. Signed-off-by: Sasha Levin <[email protected]> Signed-off-by: Peter Zijlstra (Intel) <[email protected]> Acked-by: Linus Torvalds <[email protected]> Cc: Mike Galbraith <[email protected]> Cc: Peter Zijlstra <[email protected]> Cc: Thomas Gleixner <[email protected]> Cc: [email protected] Fixes: 9067ac85d533 ("wake_up_process() should be never used to wakeup a TASK_STOPPED/TRACED task") Link: http://lkml.kernel.org/r/[email protected] Signed-off-by: Ingo Molnar <[email protected]> --- kernel/sched/core.c | 1 - 1 file changed, 1 deletion(-) diff --git a/kernel/sched/core.c b/kernel/sched/core.c index 4d568ac..fc8c987 100644 --- a/kernel/sched/core.c +++ b/kernel/sched/core.c @@ -2039,7 +2039,6 @@ out: */ int wake_up_process(struct task_struct *p) { - WARN_ON(task_is_stopped_or_traced(p)); return try_to_wake_up(p, TASK_NORMAL, 0); } EXPORT_SYMBOL(wake_up_process); -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
