From: Daisuke Nishimura <nishimura@mxp.nes.nec.co.jp>
To: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Cc: nishimura@mxp.nes.nec.co.jp, linux-mm <linux-mm@kvack.org>,
Balbir Singh <balbir@linux.vnet.ibm.com>,
Paul Menage <menage@google.com>, Li Zefan <lizf@cn.fujitsu.com>
Subject: Re: [RFC][PATCH 5/8] memcg: migrate charge of mapped page
Date: Fri, 25 Sep 2009 09:28:37 +0900 [thread overview]
Message-ID: <20090925092837.e3abe3b3.nishimura@mxp.nes.nec.co.jp> (raw)
In-Reply-To: <20090924170002.c7441b52.nishimura@mxp.nes.nec.co.jp>
> > Hmm, I don't complain to this patch itself but cgroup_lock() will be the
> > last wall to be overcomed for production use...
> >
> > Can't we just prevent rmdir/mkdir on a hierarchy and move a task ?
> > fork() etc..can be stopped by this and cpuset's code is not very good.
> >
hmm, could you explan more why fork() can be stopped by cgroup_lock(or cgroup_mutex)?
Thanks,
Daisuke Nishimura.
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next prev parent reply other threads:[~2009-09-25 0:38 UTC|newest]
Thread overview: 49+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-09-17 2:23 [RFC][EXPERIMENTAL][PATCH 0/8] memcg: migrate charge at task move Daisuke Nishimura
2009-09-17 2:24 ` [PATCH 1/8] memcg: introduce mem_cgroup_cancel_charge() Daisuke Nishimura
2009-09-17 4:12 ` KAMEZAWA Hiroyuki
2009-09-17 2:24 ` [PATCH 2/8] memcg: cleanup mem_cgroup_move_parent() Daisuke Nishimura
2009-09-17 4:15 ` KAMEZAWA Hiroyuki
2009-09-17 2:25 ` [PATCH 3/8] cgroup: introduce cancel_attach() Daisuke Nishimura
2009-09-17 2:26 ` [PATCH 4/8] memcg: add interface to migrate charge Daisuke Nishimura
2009-09-17 4:20 ` KAMEZAWA Hiroyuki
2009-09-17 4:40 ` Daisuke Nishimura
2009-09-17 2:26 ` [PATCH 5/8] memcg: migrate charge of anon Daisuke Nishimura
2009-09-17 4:57 ` KAMEZAWA Hiroyuki
2009-09-17 5:56 ` Daisuke Nishimura
2009-09-17 6:25 ` KAMEZAWA Hiroyuki
2009-09-17 23:52 ` KOSAKI Motohiro
2009-09-17 2:27 ` [PATCH 6/8] memcg: migrate charge of shmem Daisuke Nishimura
2009-09-17 5:02 ` KAMEZAWA Hiroyuki
2009-09-17 2:28 ` [PATCH 7/8] memcg: migrate charge of swap Daisuke Nishimura
2009-09-17 5:25 ` KAMEZAWA Hiroyuki
2009-09-17 6:17 ` Daisuke Nishimura
2009-09-17 6:28 ` KAMEZAWA Hiroyuki
2009-09-17 2:29 ` [PATCH 8/8] memcg: avoid oom during charge migration Daisuke Nishimura
2009-09-17 7:01 ` [RFC][EXPERIMENTAL][PATCH 0/8] memcg: migrate charge at task move Daisuke Nishimura
2009-09-24 5:42 ` [RFC][PATCH 0/8] memcg: migrate charge at task move (24/Sep) Daisuke Nishimura
2009-09-24 5:43 ` [RFC][PATCH 1/8] cgroup: introduce cancel_attach() Daisuke Nishimura
2009-09-24 6:33 ` KAMEZAWA Hiroyuki
2009-09-24 23:39 ` Daisuke Nishimura
2009-09-24 5:44 ` [RFC][PATCH 2/8] memcg: introduce mem_cgroup_cancel_charge() Daisuke Nishimura
2009-09-24 5:46 ` [RFC][PATCH 3/8] memcg: cleanup mem_cgroup_move_parent() Daisuke Nishimura
2009-09-24 6:37 ` KAMEZAWA Hiroyuki
2009-09-24 6:54 ` Daisuke Nishimura
2009-09-24 5:47 ` [RFC][PATCH 4/8] memcg: add interface to migrate charge Daisuke Nishimura
2009-09-24 6:54 ` KAMEZAWA Hiroyuki
2009-09-24 23:39 ` Daisuke Nishimura
2009-09-24 5:48 ` [RFC][PATCH 5/8] memcg: migrate charge of mapped page Daisuke Nishimura
2009-09-24 7:22 ` KAMEZAWA Hiroyuki
2009-09-24 8:00 ` Daisuke Nishimura
2009-09-25 0:28 ` Daisuke Nishimura [this message]
2009-09-25 0:49 ` KAMEZAWA Hiroyuki
2009-09-24 5:49 ` [RFC][PATCH 6/8] memcg: avoid oom during charge migration Daisuke Nishimura
2009-09-24 7:34 ` KAMEZAWA Hiroyuki
2009-09-25 1:44 ` Daisuke Nishimura
2009-09-25 1:55 ` KAMEZAWA Hiroyuki
2009-09-25 4:51 ` Daisuke Nishimura
2009-09-25 5:36 ` Daisuke Nishimura
2009-09-25 5:52 ` KAMEZAWA Hiroyuki
2009-09-24 5:49 ` [RFC][PATCH 7/8] memcg: migrate charge of swap Daisuke Nishimura
2009-09-24 5:50 ` [RFC][PATCH 8/8] memcg: migrate charge of shmem swap Daisuke Nishimura
2009-09-24 7:41 ` KAMEZAWA Hiroyuki
2009-09-25 0:28 ` Daisuke Nishimura
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