Received: by 2002:ac0:a5a7:0:0:0:0:0 with SMTP id m36-v6csp3826924imm; Mon, 20 Aug 2018 05:30:48 -0700 (PDT) X-Google-Smtp-Source: AA+uWPxOh3DHgV6MKXGMq7228NLdIvQUP9CynbZVhYc2uraFpXVXyi/pk9360lXk/31Y23vYP1Fi X-Received: by 2002:a17:902:4401:: with SMTP id k1-v6mr44254927pld.97.1534768248333; Mon, 20 Aug 2018 05:30:48 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1534768248; cv=none; d=google.com; s=arc-20160816; b=VyGJ2BUr49+RYa5ZQnToux5o9yyBiJQcQ+JZ7LaWfdBcRebOp4Usmd4V39Y1/q/rpo o/uKU6UmXCwvBXjNeaoO0qSJXS/JEEwfOJ91ep5PYnRZe8coB51/H/1AomVeUfPtjO/a HHqZJNrYjcz4tAz7rV/AJNhU8U0di+06Bdv+/WtE2ioTZkJ3YuMYZXdJDm2TscngcOrN v3PqXKlfApMMgEv1pL5Sdz6fLspGX0MJLtaDJYgDNiBNMfPol3RTTrzsKkR+juKfbPUH EujDykA+39Lc67DIuq79uqURU1Mw4aMdMHRqrCa80bq3nioIJLxQxwKAIV7V7XrgHmWg B4pA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:user-agent:in-reply-to :content-disposition:mime-version:references:message-id:subject:cc :to:from:date:arc-authentication-results; bh=k39mi4IiW776Kye1ZPFOzAPD1bQLnDLt3aycwZioImE=; b=dw2H0La/6781A1BnhNbJpU9JAK6yKSlRB4II0Tf/IB8wCcar4cgnTqJ81dBtQ6vv3H y/iMy0o8yBVGyMeuxrD8KSygYG4ubhGYFOrL/gEib+m7JMR9u4Rlrv0rtPLu35UoOqXq rIchQn+6nnbfYinnjZa1x1upr+rop0YjjBZXs9zN04XUc/uP/UWfIqzdli9fTrEn/Sfz 9bq10Zn6BlPZHxjx13AQaXyJ+KznsThiieB3G8M1llV3v/K72E5R+1xoijwgXfCokPY3 GDTwVJ/3oaDZ6wAIG5U6YF+geaSYL3vY4tVsv51fFvn+LQ/jMeCSXbaZAejEhqoQcdIp SjxA== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id d4-v6si5326098pgm.92.2018.08.20.05.30.32; Mon, 20 Aug 2018 05:30:48 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726795AbeHTPoU (ORCPT + 99 others); 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