From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-qc0-f176.google.com (mail-qc0-f176.google.com [209.85.216.176]) by kanga.kvack.org (Postfix) with ESMTP id 57E546B0039 for ; Mon, 16 Jun 2014 10:12:37 -0400 (EDT) Received: by mail-qc0-f176.google.com with SMTP id w7so6640388qcr.21 for ; Mon, 16 Jun 2014 07:12:37 -0700 (PDT) Received: from mail-qa0-x235.google.com (mail-qa0-x235.google.com [2607:f8b0:400d:c00::235]) by mx.google.com with ESMTPS id z20si13370746qax.2.2014.06.16.07.12.36 for (version=TLSv1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Mon, 16 Jun 2014 07:12:36 -0700 (PDT) Received: by mail-qa0-f53.google.com with SMTP id j15so7489501qaq.12 for ; Mon, 16 Jun 2014 07:12:36 -0700 (PDT) Date: Mon, 16 Jun 2014 10:12:33 -0400 From: Tejun Heo Subject: Re: [PATCH 2/2] memcg: Allow guarantee reclaim Message-ID: <20140616141233.GB11542@htj.dyndns.org> References: <1402473624-13827-1-git-send-email-mhocko@suse.cz> <1402473624-13827-2-git-send-email-mhocko@suse.cz> <20140611153631.GH2878@cmpxchg.org> <20140612132207.GA32720@dhcp22.suse.cz> <20140612135600.GI2878@cmpxchg.org> <20140612142237.GB32720@dhcp22.suse.cz> <20140612161733.GC23606@htj.dyndns.org> <20140616125915.GB16915@dhcp22.suse.cz> <20140616135741.GA11542@htj.dyndns.org> <20140616140448.GE16915@dhcp22.suse.cz> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20140616140448.GE16915@dhcp22.suse.cz> Sender: owner-linux-mm@kvack.org List-ID: To: Michal Hocko Cc: Johannes Weiner , Greg Thelen , Hugh Dickins , Andrew Morton , KAMEZAWA Hiroyuki , KOSAKI Motohiro , Michel Lespinasse , Roman Gushchin , linux-mm@kvack.org, LKML , Li Zefan On Mon, Jun 16, 2014 at 04:04:48PM +0200, Michal Hocko wrote: > > For whatever reason, a user is stuck with thread-level granularity for > > controllers which work that way, the user can use the old hierarchies > > for them for the time being. > > So he can mount memcg with new cgroup API and others with old? Yes, you can read Documentation/cgroups/unified-hierarchy.txt for more details. I think I cc'd you when posting unified hierarchy patchset, didn't I? > > Nope, some changes don't fit that model. CFTYPE_ON_ON_DFL is the > > opposite. > > OK, I wasn't aware of this. On which branch I find this? They're all in the mainline now. > > Knobs marked with the flag only appear on the default > > hierarchy (cgroup core internally calls it the default hierarchy as > > this is the tree all the controllers are attached to by default). > > I am not sure I understand. So they are visible only in the hierarchy > mounted with the new cgroup API (sane or how is it called)? Yeap. Thanks. -- tejun -- 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/ . Don't email: email@kvack.org