On Wed, Feb 03, 2016 at 07:41:36PM +0900, Sergey Senozhatsky wrote: > From 1d6315221f2f81c53c99f9980158f8ae49dbd582 Mon Sep 17 00:00:00 2001 > From: Sergey Senozhatsky <sergey.senozhatsky@xxxxxxxxx> > Date: Wed, 3 Feb 2016 18:49:16 +0900 > Subject: [PATCH] mm/workingset: do not forget to unlock_page in workingset_activation > > Do not return from workingset_activation() with locked rcu and page. > > Signed-off-by: Sergey Senozhatsky <sergey.senozhatsky@xxxxxxxxx> Thanks Sergey. Even though I wrote this function, my brain must have gone "it can't be locking anything when it returns NULL, right?" It's a dumb interface. Luckily, that's fixed with follow-up patches in -mm. As for this one: Acked-by: Johannes Weiner <hannes@xxxxxxxxxxx> Fixes: mm: workingset: per-cgroup cache thrash detection Andrew, can you please fold this? -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>