Messages in this thread | | | From | Roland McGrath <> | Subject | Re: [RFC,PATCH 5/5] exec: RT sub-thread can livelock and monopolize CPU on exec | Date | Sun, 19 Aug 2007 12:45:52 -0700 (PDT) |
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> The group_leader can sleep before it enters exit_notify(). In that case > wait_task_inactive() returns, and we still need some polling to wait for > EXIT_ZOMBIE.
It could be a loop as now with yield. It's still polling, but only one poll per wakeup of the target.
> Yes sure. But in any case I think we should avoid polling, we need some > notification from exit_notify().
Indeed.
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