From: Kamezawa Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
To: Li Zefan <lizefan@huawei.com>
Cc: linux-mm@kvack.org, LKML <linux-kernel@vger.kernel.org>,
Cgroups <cgroups@vger.kernel.org>, Tejun Heo <tj@kernel.org>,
Glauber Costa <glommer@parallels.com>,
Michal Hocko <mhocko@suse.cz>,
Johannes Weiner <hannes@cmpxchg.org>
Subject: Re: [RFC][PATCH 1/7] memcg: use css_get in sock_update_memcg()
Date: Fri, 05 Apr 2013 14:01:31 +0900 [thread overview]
Message-ID: <515E5AAB.2080503@jp.fujitsu.com> (raw)
In-Reply-To: <515BF249.50607@huawei.com>
(2013/04/03 18:11), Li Zefan wrote:
> Use css_get/css_put instead of mem_cgroup_get/put.
>
> Note, if at the same time someone is moving @current to a different
> cgroup and removing the old cgroup, css_tryget() may return false,
> and sock->sk_cgrp won't be initialized.
>
> Signed-off-by: Li Zefan <lizefan@huawei.com>
Thank you.
Acked-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
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next prev parent reply other threads:[~2013-04-05 5:03 UTC|newest]
Thread overview: 48+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-04-03 9:11 [RFC][PATCH 0/7] memcg: make memcg's life cycle the same as cgroup Li Zefan
2013-04-03 9:11 ` [RFC][PATCH 1/7] memcg: use css_get in sock_update_memcg() Li Zefan
2013-04-03 12:58 ` Glauber Costa
2013-04-03 15:29 ` Michal Hocko
2013-04-05 8:08 ` Glauber Costa
2013-04-05 13:38 ` Michal Hocko
2013-04-05 13:42 ` Glauber Costa
2013-04-05 5:01 ` Kamezawa Hiroyuki [this message]
2013-04-05 13:39 ` Michal Hocko
2013-04-03 9:12 ` [RFC][PATCH 2/7] memcg: don't use mem_cgroup_get() when creating a kmemcg cache Li Zefan
2013-04-03 13:05 ` Glauber Costa
2013-04-03 15:31 ` Michal Hocko
2013-04-05 10:28 ` Glauber Costa
2013-04-05 13:45 ` Michal Hocko
2013-04-07 3:32 ` Li Zefan
2013-04-05 5:51 ` Kamezawa Hiroyuki
2013-04-05 13:46 ` Michal Hocko
2013-04-03 9:12 ` [RFC][PATCH 3/7] memcg: use css_get/put when charging/uncharging kmem Li Zefan
2013-04-04 9:43 ` Michal Hocko
2013-04-05 10:19 ` Glauber Costa
2013-04-05 13:48 ` Michal Hocko
2013-04-05 10:19 ` Glauber Costa
2013-04-03 9:12 ` [RFC][PATCH 4/7] memcg: use css_get/put for swap memcg Li Zefan
2013-04-04 11:25 ` Michal Hocko
2013-04-05 5:56 ` Kamezawa Hiroyuki
2013-04-03 9:13 ` [RFC][PATCH 5/7] cgroup: make sure parent won't be destroyed before its children Li Zefan
2013-04-04 11:37 ` Michal Hocko
2013-04-04 13:53 ` Tejun Heo
2013-04-04 15:20 ` Michal Hocko
2013-04-04 15:22 ` Tejun Heo
2013-04-04 15:30 ` Michal Hocko
2013-04-05 8:10 ` Glauber Costa
2013-04-04 15:31 ` Michal Hocko
2013-04-05 5:58 ` Kamezawa Hiroyuki
2013-04-03 9:13 ` [RFC][PATCH 6/7] memcg: don't need to get a reference to the parent Li Zefan
2013-04-04 15:34 ` Michal Hocko
2013-04-05 9:22 ` Kamezawa Hiroyuki
2013-04-03 9:14 ` [RFC][PATCH 7/7] memcg: kill memcg refcnt Li Zefan
2013-04-04 15:35 ` Michal Hocko
2013-04-05 9:24 ` Kamezawa Hiroyuki
2013-04-03 9:19 ` [RFC][PATCH 0/7] memcg: make memcg's life cycle the same as cgroup Glauber Costa
2013-04-03 21:43 ` Tejun Heo
2013-04-04 12:00 ` Michal Hocko
2013-04-07 6:00 ` Li Zefan
2013-04-07 20:21 ` Michal Hocko
2013-04-07 8:44 ` Li Zefan
2013-04-07 19:51 ` Michal Hocko
2013-04-08 7:18 ` Glauber Costa
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