On Fri, 2010-12-10 at 10:33 +0800, Yong Zhang wrote: > > I don't see it on my side. > Then just show some info(don't know if it's helpful): > wake_up_idle_cpu() can set TIF_RESCHED locklessly. > > So does > WARN_ON_ONCE(next != rq->idle && test_tsk_need_resched(next)); > help? Its a good possibility, sadly I haven't been able to reproduce so I cannot confirm. I'll keep my machine running, maybe it will trigger in a few hours. -- To unsubscribe from this list: send the line "unsubscribe linux-tip-commits" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
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