Messages in this thread | | | Date | Tue, 09 Apr 2013 11:50:05 +0900 | From | Kamezawa Hiroyuki <> | Subject | Re: [PATCH 03/12] Revert "memcg: avoid dangling reference count in creation failure." |
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(2013/04/08 15:33), Li Zefan wrote: > From: Michal Hocko <mhocko@suse.cz> > > This reverts commit e4715f01be697a3730c78f8ffffb595591d6a88c > > mem_cgroup_put is hierarchy aware so mem_cgroup_put(memcg) already drops > an additional reference from all parents so the additional > mem_cgrroup_put(parent) potentially causes use-after-free. > > Signed-off-by: Li Zefan <lizefan@huawei.com> > Signed-off-by: Michal Hocko <mhocko@suse.cz>
Acked-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
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