From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail190.messagelabs.com (mail190.messagelabs.com [216.82.249.51]) by kanga.kvack.org (Postfix) with ESMTP id CA9836B004F for ; Thu, 24 Sep 2009 20:38:36 -0400 (EDT) Date: Fri, 25 Sep 2009 09:28:37 +0900 From: Daisuke Nishimura Subject: Re: [RFC][PATCH 5/8] memcg: migrate charge of mapped page Message-Id: <20090925092837.e3abe3b3.nishimura@mxp.nes.nec.co.jp> In-Reply-To: <20090924170002.c7441b52.nishimura@mxp.nes.nec.co.jp> References: <20090917112304.6cd4e6f6.nishimura@mxp.nes.nec.co.jp> <20090917160103.1bcdddee.nishimura@mxp.nes.nec.co.jp> <20090924144214.508469d1.nishimura@mxp.nes.nec.co.jp> <20090924144808.6a0d5140.nishimura@mxp.nes.nec.co.jp> <20090924162226.5c703903.kamezawa.hiroyu@jp.fujitsu.com> <20090924170002.c7441b52.nishimura@mxp.nes.nec.co.jp> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org To: KAMEZAWA Hiroyuki Cc: nishimura@mxp.nes.nec.co.jp, linux-mm , Balbir Singh , Paul Menage , Li Zefan List-ID: > > 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. -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org