Hi! > If a suspend_blocker is active, suspend will fail anyway. Since > try_to_freeze_tasks can take up to 20 seconds to complete or fail, aborting > as soon as someone blocks suspend (e.g. from an interrupt handler) improves > the worst case wakeup latency. > > On an older kernel where task freezing could fail for processes attached > to a debugger, this fixed a problem where the device sometimes hung for > 20 seconds before the screen turned on. > > Signed-off-by: Arve Hj??nnev??g <arve@xxxxxxxxxxx> I acked this one before, please preserve such tags. Pavel -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html _______________________________________________ linux-pm mailing list linux-pm@xxxxxxxxxxxxxxxxxxxxxxxxxx https://lists.linux-foundation.org/mailman/listinfo/linux-pm
