From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754295Ab3GXOcU (ORCPT ); Wed, 24 Jul 2013 10:32:20 -0400 Received: from cantor2.suse.de ([195.135.220.15]:60613 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754178Ab3GXOcP (ORCPT ); Wed, 24 Jul 2013 10:32:15 -0400 Date: Wed, 24 Jul 2013 16:32:14 +0200 From: Michal Hocko To: Li Zefan Cc: Tejun Heo , Andrew Morton , Glauber Costa , KAMEZAWA Hiroyuki , Johannes Weiner , LKML , Cgroups , linux-mm@kvack.org Subject: Re: [PATCH v2 0/8] memcg, cgroup: kill css_id Message-ID: <20130724143214.GL2540@dhcp22.suse.cz> References: <51EFA554.6080801@huawei.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <51EFA554.6080801@huawei.com> 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 24-07-13 17:58:44, Li Zefan wrote: > This patchset converts memcg to use cgroup->id, and then we can remove > cgroup css_id. > > As we've removed memcg's own refcnt, converting memcg to use cgroup->id > is very straight-forward. > > The patchset is based on Tejun's cgroup tree. Does it depend on any particular patches? I am asking because I would need to cherry pick those and apply them into my -mm git tree before these. > Li Zefan (8): > cgroup: convert cgroup_ida to cgroup_idr > cgroup: document how cgroup IDs are assigned > cgroup: implement cgroup_from_id() > memcg: convert to use cgroup_is_descendant() > memcg: convert to use cgroup id > memcg: fail to create cgroup if the cgroup id is too big > memcg: stop using css id > cgroup: kill css_id > -- > include/linux/cgroup.h | 49 ++------- > kernel/cgroup.c | 308 ++++++++----------------------------------------------- > mm/memcontrol.c | 59 ++++++----- > 3 files changed, 90 insertions(+), 326 deletions(-) -- Michal Hocko SUSE Labs