From mboxrd@z Thu Jan 1 00:00:00 1970 From: Kamezawa Hiroyuki Subject: Re: [PATCH 7/8] hugetlb: do not fail in hugetlb_cgroup_pre_destroy Date: Fri, 02 Nov 2012 19:23:24 +0900 Message-ID: <50939F1C.10307@jp.fujitsu.com> References: <1351712650-23709-1-git-send-email-tj@kernel.org> <1351712650-23709-8-git-send-email-tj@kernel.org> Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1351712650-23709-8-git-send-email-tj-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org> Sender: cgroups-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-ID: Content-Type: text/plain; charset="us-ascii" To: Tejun Heo Cc: lizefan-hv44wF8Li93QT0dZR+AlfA@public.gmane.org, hannes-druUgvl0LCNAfugRpC6u6w@public.gmane.org, mhocko-AlSwsSmVLrQ@public.gmane.org, bsingharora-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org, containers-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org, cgroups-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org (2012/11/01 4:44), Tejun Heo wrote: > From: Michal Hocko > > Now that pre_destroy callbacks are called from the context where neither > any task can attach the group nor any children group can be added there > is no other way to fail from hugetlb_pre_destroy. > > Signed-off-by: Michal Hocko > Reviewed-by: Tejun Heo > Reviewed-by: Glauber Costa > Signed-off-by: Tejun Heo Acked-by: KAMEZAWA Hiroyuki