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    SubjectRe: [BUG] "sched: Remove rq->lock from the first half of ttwu()" locks up on ARM
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    On Thu, 2011-05-26 at 17:45 +0200, Oleg Nesterov wrote:
    > Stupid question. Can't we fix this problem if we do
    >
    > - if (p == current)
    > + if (cpu == raw_smp_processor_id())
    >
    > ?
    >
    > I forgot the rules... but iirc task_cpu(p) can't be changed under us?

    Easy enough to test.. brain gave out again,. hold on ;-)



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