From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.5 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS,USER_AGENT_MUTT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 05B58C4321D for ; Mon, 20 Aug 2018 12:28:57 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id BD2B221473 for ; Mon, 20 Aug 2018 12:28:56 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org BD2B221473 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=arm.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726798AbeHTPoU (ORCPT ); Mon, 20 Aug 2018 11:44:20 -0400 Received: from foss.arm.com ([217.140.101.70]:36966 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726535AbeHTPoU (ORCPT ); Mon, 20 Aug 2018 11:44:20 -0400 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.72.51.249]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 65361ED1; Mon, 20 Aug 2018 05:28:54 -0700 (PDT) Received: from e110439-lin (e110439-lin.Emea.Arm.com [10.4.12.126]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id BBC073F2EA; Mon, 20 Aug 2018 05:28:51 -0700 (PDT) Date: Mon, 20 Aug 2018 13:28:49 +0100 From: Patrick Bellasi To: Dietmar Eggemann Cc: linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org, Ingo Molnar , Peter Zijlstra , Tejun Heo , "Rafael J . Wysocki" , Viresh Kumar , Vincent Guittot , Paul Turner , Morten Rasmussen , Juri Lelli , Todd Kjos , Joel Fernandes , Steve Muckle , Suren Baghdasaryan Subject: Re: [PATCH v3 09/14] sched/core: uclamp: propagate parent clamps Message-ID: <20180820122849.GN2960@e110439-lin> References: <20180806163946.28380-1-patrick.bellasi@arm.com> <20180806163946.28380-10-patrick.bellasi@arm.com> <804c7937-2c47-0781-9c53-a8ef8eb04530@arm.com> <20180817144540.GL2960@e110439-lin> <0a26a0de-f9e6-ef77-ceac-eb25bbf01664@arm.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <0a26a0de-f9e6-ef77-ceac-eb25bbf01664@arm.com> User-Agent: Mutt/1.5.24 (2015-08-30) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 20-Aug 12:01, Dietmar Eggemann wrote: > On 08/17/2018 05:50 PM, Dietmar Eggemann wrote: > >On 08/17/2018 04:45 PM, Patrick Bellasi wrote: > >>On 17-Aug 15:43, Dietmar Eggemann wrote: > >>>On 08/06/2018 06:39 PM, Patrick Bellasi wrote: > > [...] > > >>AFAIK the default hierarcy (cgroups v2) has a much more stricy set of > >>requirements for the "delegation model". > > > >Could be ... I guess I have to study this more. > > So I see that this idea with the .effective files is used in Waiman's new > cpuset cgroupv2 controller proposal. > > The cpu controller with you util clamp extension has to be usable under > cgroupv2 and cgroupv1, I assume? Right, and in general what works for v2 should work fine for v1 too. Best, Patrick -- #include Patrick Bellasi