On Fri, Apr 07, 2017 at 01:23:44AM +0200, Andrea Arcangeli wrote: > Waiting a RCU grace period only guarantees the work gets queued, but > until after the queued workqueue returns, there's no guarantee the > memory was actually freed. So flush the work to provide better > guarantees to the reclaim code in addition of waiting a RCU grace > period to pass. We are not allowed to call flush_work() from the shrinker, the workqueue doesn't have and can't have the right reclaim flags. -Chris -- Chris Wilson, Intel Open Source Technology Centre _______________________________________________ dri-devel mailing list dri-devel@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/dri-devel