Messages in this thread | | | Subject | Re: Filesystem lockup with CONFIG_PREEMPT_RT | From | Mike Galbraith <> | Date | Fri, 27 Jun 2014 05:22:49 +0200 |
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On Thu, 2014-06-26 at 17:07 -0700, Austin Schuh wrote:
> If I'm reading the rt patch correctly, wq_worker_sleeping was moved > out of __schedule to sched_submit_work. It looks like that changes > the conditions under which wq_worker_sleeping is called. It used to > be called whenever a task was going to sleep (I think). It looks like > it is called now if the task is going to sleep, and if the task isn't > blocked on a PI mutex (I think).
Re-entanglement does turn your killer into a happy camper, but that patch is too lovely to just surrender without a squabble.
-Mike
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