From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754740AbYIPMY0 (ORCPT ); Tue, 16 Sep 2008 08:24:26 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752892AbYIPMYS (ORCPT ); Tue, 16 Sep 2008 08:24:18 -0400 Received: from sacred.ru ([62.205.161.221]:39247 "EHLO sacred.ru" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750749AbYIPMYR (ORCPT ); Tue, 16 Sep 2008 08:24:17 -0400 Message-ID: <48CFA549.5010500@openvz.org> Date: Tue, 16 Sep 2008 16:23:37 +0400 From: Pavel Emelyanov User-Agent: Thunderbird 2.0.0.14 (X11/20080501) MIME-Version: 1.0 To: KAMEZAWA Hiroyuki CC: balbir@linux.vnet.ibm.com, "hugh@veritas.com" , linux-mm@kvack.org, linux-kernel@vger.kernel.org, menage@google.com, Dave Hansen , "nickpiggin@yahoo.com.au" Subject: Re: [RFC][PATCH 11/9] lazy lru free vector for memcg References: <20080911200855.94d33d3b.kamezawa.hiroyu@jp.fujitsu.com> <20080911202249.df6026ae.kamezawa.hiroyu@jp.fujitsu.com> <48CA9500.5060309@linux.vnet.ibm.com> <20080916211355.277b625d.kamezawa.hiroyu@jp.fujitsu.com> <20080916211934.25c36d20.kamezawa.hiroyu@jp.fujitsu.com> In-Reply-To: <20080916211934.25c36d20.kamezawa.hiroyu@jp.fujitsu.com> Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit X-Greylist: Sender succeeded SMTP AUTH authentication, not delayed by milter-greylist-3.0 (sacred.ru [62.205.161.221]); Tue, 16 Sep 2008 16:23:40 +0400 (MSD) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org [snip] > @@ -938,6 +1047,7 @@ static int mem_cgroup_force_empty(struct > * So, we have to do loop here until all lists are empty. > */ > while (mem->res.usage > 0) { > + drain_page_cgroup_all(); Shouldn't we wait here till the drain process completes? > if (atomic_read(&mem->css.cgroup->count) > 0) > goto out; > for_each_node_state(node, N_POSSIBLE)