From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from psmtp.com (na3sys010amx172.postini.com [74.125.245.172]) by kanga.kvack.org (Postfix) with SMTP id 8D3736B0073 for ; Wed, 5 Sep 2012 05:15:53 -0400 (EDT) Message-ID: <50471782.6060800@parallels.com> Date: Wed, 5 Sep 2012 13:12:34 +0400 From: Glauber Costa MIME-Version: 1.0 Subject: Re: [RFC 0/5] forced comounts for cgroups. References: <1346768300-10282-1-git-send-email-glommer@parallels.com> <20120904214602.GA9092@dhcp-172-17-108-109.mtv.corp.google.com> <5047074D.1030104@parallels.com> <20120905081439.GC3195@dhcp-172-17-108-109.mtv.corp.google.com> <50470A87.1040701@parallels.com> <20120905082947.GD3195@dhcp-172-17-108-109.mtv.corp.google.com> <50470EBF.9070109@parallels.com> <20120905084740.GE3195@dhcp-172-17-108-109.mtv.corp.google.com> <1346835993.2600.9.camel@twins> <20120905091140.GH3195@dhcp-172-17-108-109.mtv.corp.google.com> In-Reply-To: <20120905091140.GH3195@dhcp-172-17-108-109.mtv.corp.google.com> Content-Type: text/plain; charset="ISO-8859-1" Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org List-ID: To: Tejun Heo Cc: Peter Zijlstra , linux-kernel@vger.kernel.org, cgroups@vger.kernel.org, linux-mm@kvack.org, davej@redhat.com, ben@decadent.org.uk, pjt@google.com, lennart@poettering.net, kay.sievers@vrfy.org On 09/05/2012 01:11 PM, Tejun Heo wrote: > Hello, Peter. > > On Wed, Sep 05, 2012 at 11:06:33AM +0200, Peter Zijlstra wrote: >> *confused* I always thought that was exactly what you meant with unified >> hierarchy. > > No, I never counted out differing granularity. > Can you elaborate on which interface do you envision to make it work? They will clearly be mounted in the same hierarchy, or as said alternatively, comounted. If you can turn them on/off on a per-subtree basis, which interface exactly do you propose for that? Would a pair of cgroup core files like available_controllers and current_controllers are a lot of drivers do, suffice? -- 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