From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752917AbdHDNkt (ORCPT ); Fri, 4 Aug 2017 09:40:49 -0400 Received: from mail-wm0-f47.google.com ([74.125.82.47]:36216 "EHLO mail-wm0-f47.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752790AbdHDNke (ORCPT ); Fri, 4 Aug 2017 09:40:34 -0400 From: Vincent Guittot To: peterz@infradead.org, mingo@kernel.org, linux-kernel@vger.kernel.org, rjw@rjwysocki.net Cc: juri.lelli@arm.com, dietmar.eggemann@arm.com, Morten.Rasmussen@arm.com, viresh.kumar@linaro.org, Vincent Guittot Subject: [RESEND PATCH v2 2/2] cpufreq/schedutil: add rt utilization tracking Date: Fri, 4 Aug 2017 15:40:22 +0200 Message-Id: <1501854022-22128-3-git-send-email-vincent.guittot@linaro.org> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1501854022-22128-1-git-send-email-vincent.guittot@linaro.org> References: <1501854022-22128-1-git-send-email-vincent.guittot@linaro.org> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Add both cfs and rt utilization when selecting an OPP as rt can preempt and steal cfs's running time. Signed-off-by: Vincent Guittot --- kernel/sched/cpufreq_schedutil.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/kernel/sched/cpufreq_schedutil.c b/kernel/sched/cpufreq_schedutil.c index 076a2e3..04fabea 100644 --- a/kernel/sched/cpufreq_schedutil.c +++ b/kernel/sched/cpufreq_schedutil.c @@ -161,7 +161,7 @@ static void sugov_get_util(unsigned long *util, unsigned long *max) cfs_max = arch_scale_cpu_capacity(NULL, smp_processor_id()); - *util = min(rq->cfs.avg.util_avg, cfs_max); + *util = min(rq->cfs.avg.util_avg + rq->rt.avg.util_avg, cfs_max); *max = cfs_max; } -- 2.7.4