Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756171AbcCaMSi (ORCPT ); Thu, 31 Mar 2016 08:18:38 -0400 Received: from mail-lb0-f196.google.com ([209.85.217.196]:33176 "EHLO mail-lb0-f196.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750971AbcCaMSf (ORCPT ); Thu, 31 Mar 2016 08:18:35 -0400 MIME-Version: 1.0 In-Reply-To: <20160331121245.GI3408@twins.programming.kicks-ass.net> References: <7262976.zPkLj56ATU@vostro.rjw.lan> <6666532.7ULg06hQ7e@vostro.rjw.lan> <145931680.Kk1xSBT0Ro@vostro.rjw.lan> <20160331121245.GI3408@twins.programming.kicks-ass.net> Date: Thu, 31 Mar 2016 14:18:33 +0200 X-Google-Sender-Auth: kb2Shnno2uPretz8b2KLV8BD-wU Message-ID: Subject: Re: [Update][PATCH v7 7/7] cpufreq: schedutil: New governor based on scheduler utilization data From: "Rafael J. Wysocki" To: Peter Zijlstra Cc: "Rafael J. Wysocki" , Linux PM list , Juri Lelli , Steve Muckle , ACPI Devel Maling List , Linux Kernel Mailing List , Srinivas Pandruvada , Viresh Kumar , Vincent Guittot , Michael Turquette , Ingo Molnar 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: 822 Lines: 20 On Thu, Mar 31, 2016 at 2:12 PM, Peter Zijlstra wrote: > > Ingo reminded me that the schedutil governor is part of the scheduler > proper and can access scheduler data because of that. > > This allows us to remove the util and max arguments since only the > schedutil governor will use those, which leads to some further text > reduction: > > 43595 1226 24 44845 af2d defconfig-build/kernel/sched/fair.o.pre > 42907 1226 24 44157 ac7d defconfig-build/kernel/sched/fair.o.post > > Of course, we get more text in schedutil in return, but the below also > shows how we can benefit from not being tied to those two parameters by > doing a very coarse deadline reservation. OK Do you want this to go into the series or be folded into the schedutil patch or on top of it?