From mboxrd@z Thu Jan 1 00:00:00 1970 From: Glauber Costa Subject: Re: [RFC][PATCH 8/9 v2] cgroup: avoid creating new cgroup under a cgroup being destroyed Date: Fri, 27 Apr 2012 14:18:31 -0300 Message-ID: <4F9AD4E7.3020302@parallels.com> References: <4F9A327A.6050409@jp.fujitsu.com> <4F9A36DE.30301@jp.fujitsu.com> Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <4F9A36DE.30301@jp.fujitsu.com> Sender: owner-linux-mm@kvack.org List-ID: Content-Type: text/plain; charset="us-ascii" To: KAMEZAWA Hiroyuki Cc: Linux Kernel , "linux-mm@kvack.org" , "cgroups@vger.kernel.org" , Michal Hocko , Johannes Weiner , Frederic Weisbecker , Tejun Heo , Han Ying , "Aneesh Kumar K.V" , Andrew Morton , kamezawa.hiroyuki@gmail.com On 04/27/2012 03:04 AM, KAMEZAWA Hiroyuki wrote: > When ->pre_destroy() is called, it should be guaranteed that > new child cgroup is not created under a cgroup, where pre_destroy() > is running. If not, ->pre_destroy() must check children and > return -EBUSY, which causes warning. > > Signed-off-by: KAMEZAWA Hiroyuki Acked-by: Glauber Costa -- 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/ . Fight unfair telecom internet charges in Canada: sign http://stopthemeter.ca/ Don't email: email@kvack.org