From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755311Ab2LCP4A (ORCPT ); Mon, 3 Dec 2012 10:56:00 -0500 Received: from cantor2.suse.de ([195.135.220.15]:37799 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753623Ab2LCPz7 (ORCPT ); Mon, 3 Dec 2012 10:55:59 -0500 Date: Mon, 3 Dec 2012 16:55:56 +0100 From: Michal Hocko To: Tejun Heo Cc: lizefan@huawei.com, paul@paulmenage.org, glommer@parallels.com, containers@lists.linux-foundation.org, cgroups@vger.kernel.org, peterz@infradead.org, linux-kernel@vger.kernel.org Subject: Re: [PATCHSET cgroup/for-3.8] cpuset: drop cpuset->stack_list and ->parent Message-ID: <20121203155556.GC17093@dhcp22.suse.cz> References: <1354141621-11906-1-git-send-email-tj@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1354141621-11906-1-git-send-email-tj@kernel.org> User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed 28-11-12 14:26:58, Tejun Heo wrote: [...] > 0001 implements cgroup_rightmost_descendant() which can be used to > skip subtree during pre-order tree walk. Michal, maybe memcg can use > it too? I like this but I do not see any immediate use for it because we do not have any generic conditions when the whole subtree might be skipped at the moment. Maybe it will turn out being useful for the soft limit reclaim but I haven't thought about it more. [...] -- Michal Hocko SUSE Labs