Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752448AbbFEVdG (ORCPT ); Fri, 5 Jun 2015 17:33:06 -0400 Received: from mail-ie0-f171.google.com ([209.85.223.171]:36804 "EHLO mail-ie0-f171.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751330AbbFEVdB (ORCPT ); Fri, 5 Jun 2015 17:33:01 -0400 MIME-Version: 1.0 In-Reply-To: <20150604183658.GA5682@cmpxchg.org> References: <1432179674-19154-1-git-send-email-john.stultz@linaro.org> <20150603055057.GE20091@mtj.duckdns.org> <20150604183658.GA5682@cmpxchg.org> Date: Fri, 5 Jun 2015 14:33:00 -0700 Message-ID: Subject: Re: [RFC][PATCH 0/2] Android style loosening of cgroup attach permissions From: John Stultz To: Johannes Weiner Cc: Tejun Heo , lkml , Li Zefan , Jonathan Corbet , cgroups@vger.kernel.org, Android Kernel Team , Rom Lemarchand , Colin Cross Content-Type: text/plain; charset=UTF-8 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1040 Lines: 21 On Thu, Jun 4, 2015 at 11:36 AM, Johannes Weiner wrote: > On Thu, Jun 04, 2015 at 10:11:17AM -0700, John Stultz wrote: >> On Tue, Jun 2, 2015 at 10:50 PM, Tejun Heo wrote: >> > memcg usage came up a while ago and there wasn't anything major which >> > can't be achieved (usually better) by following more standard cgroup >> > usage - changing knobs rather than moving tasks around. >> >> Do you have a pointer to that discussion or maybe even just a sense of >> who was involved so I can trawl the list and better understand it? > > I wrote a lengthy explanation of why moving tasks between cgroups is > problematic from a memcg view: https://lkml.org/lkml/2014/12/19/358 And many thanks for the discussion pointer here! Its very enlightening! thanks -john -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/