On Fri, Sep 23, 2016 at 10:00:37AM +0200, Thomas Gleixner wrote: > On Fri, 23 Sep 2016, Peter Zijlstra wrote: > > It is, might_sleep() implies might_resched(). In fact, that's all what > > PREEMPT_VOLUNTARY is, make the might_sleep() debug test imply a resched > > point. > > Grr, how intuitive - NOT! No, it actually makes sense. Because you 'obviously' only call might_sleep() in contexts that should be able to sleep (if not, it'll holler). So they're already placed right for preemption. -- dm-devel mailing list dm-devel@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/dm-devel
