From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756816Ab2CTJoG (ORCPT ); Tue, 20 Mar 2012 05:44:06 -0400 Received: from e28smtp02.in.ibm.com ([122.248.162.2]:39913 "EHLO e28smtp02.in.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755260Ab2CTJoE (ORCPT ); Tue, 20 Mar 2012 05:44:04 -0400 From: "Aneesh Kumar K.V" To: KAMEZAWA Hiroyuki Cc: linux-mm@kvack.org, mgorman@suse.de, dhillf@gmail.com, aarcange@redhat.com, mhocko@suse.cz, akpm@linux-foundation.org, hannes@cmpxchg.org, linux-kernel@vger.kernel.org, cgroups@vger.kernel.org, Tejun Heo Subject: Re: [PATCH -V4 07/10] hugetlbfs: Add memcg control files for hugetlbfs In-Reply-To: <4F66E169.5000909@jp.fujitsu.com> References: <1331919570-2264-1-git-send-email-aneesh.kumar@linux.vnet.ibm.com> <1331919570-2264-8-git-send-email-aneesh.kumar@linux.vnet.ibm.com> <4F66A059.20801@jp.fujitsu.com> <87wr6hjc58.fsf@linux.vnet.ibm.com> <4F66E169.5000909@jp.fujitsu.com>User-Agent: Notmuch/0.11.1+346~g13d19c3 (http://notmuchmail.org) Emacs/23.3.1 (x86_64-pc-linux-gnu) Date: Tue, 20 Mar 2012 14:52:20 +0530 Message-ID: <874ntjtynn.fsf@linux.vnet.ibm.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii x-cbid: 12032009-5816-0000-0000-000001D448E3 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org KAMEZAWA Hiroyuki writes: > > O.K. BTW, please read Tejun's recent post.. > > https://lkml.org/lkml/2012/3/16/522 > > Can you use his methods ? > > I guess you can write... > > CGROUP_SUBSYS_CFTYLES_COND(mem_cgroup_subsys, > hugetlb_cgroup_files, > if XXXXMB hugetlb is allowed); > I may not be able to do CGROUP_SUBSYS_CFTYPES_COND(). But as long as we are able to dynamically add new control files, we should be ok. -aneesh