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=-11.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, MENTIONS_GIT_HOSTING,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED 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 42ECCCA9EC3 for ; Tue, 29 Oct 2019 09:53:10 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 22C6B2087F for ; Tue, 29 Oct 2019 09:53:10 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1733144AbfJ2JxI (ORCPT ); Tue, 29 Oct 2019 05:53:08 -0400 Received: from Galois.linutronix.de ([193.142.43.55]:47816 "EHLO Galois.linutronix.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1733017AbfJ2Jws (ORCPT ); Tue, 29 Oct 2019 05:52:48 -0400 Received: from [5.158.153.53] (helo=tip-bot2.lab.linutronix.de) by Galois.linutronix.de with esmtpsa (TLS1.2:DHE_RSA_AES_256_CBC_SHA256:256) (Exim 4.80) (envelope-from ) id 1iPOAk-0004MD-Uj; Tue, 29 Oct 2019 10:52:19 +0100 Received: from [127.0.1.1] (localhost [IPv6:::1]) by tip-bot2.lab.linutronix.de (Postfix) with ESMTP id 8474C1C047C; Tue, 29 Oct 2019 10:52:18 +0100 (CET) Date: Tue, 29 Oct 2019 09:52:18 -0000 From: "tip-bot2 for Frederic Weisbecker" Reply-to: linux-kernel@vger.kernel.org To: linux-tip-commits@vger.kernel.org Subject: [tip: sched/core] leds: Use vtime aware kcpustat accessor to fetch CPUTIME_SYSTEM Cc: Yauheni Kaliuta , Frederic Weisbecker , "Peter Zijlstra (Intel)" , Jacek Anaszewski , Linus Torvalds , Pavel Machek , "Rafael J . Wysocki" , Rik van Riel , Thomas Gleixner , Viresh Kumar , Wanpeng Li , Ingo Molnar , Borislav Petkov , linux-kernel@vger.kernel.org In-Reply-To: <20191016025700.31277-15-frederic@kernel.org> References: <20191016025700.31277-15-frederic@kernel.org> MIME-Version: 1.0 Message-ID: <157234273829.29376.7857632513429003012.tip-bot2@tip-bot2> X-Mailer: tip-git-log-daemon Robot-ID: Robot-Unsubscribe: Contact to get blacklisted from these emails Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit X-Linutronix-Spam-Score: -1.0 X-Linutronix-Spam-Level: - X-Linutronix-Spam-Status: No , -1.0 points, 5.0 required, ALL_TRUSTED=-1,SHORTCIRCUIT=-0.0001 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The following commit has been merged into the sched/core branch of tip: Commit-ID: e79b3ddad6790aabead5fb775456a5b0599e97ee Gitweb: https://git.kernel.org/tip/e79b3ddad6790aabead5fb775456a5b0599e97ee Author: Frederic Weisbecker AuthorDate: Wed, 16 Oct 2019 04:57:00 +02:00 Committer: Ingo Molnar CommitterDate: Tue, 29 Oct 2019 10:01:19 +01:00 leds: Use vtime aware kcpustat accessor to fetch CPUTIME_SYSTEM Now that we have a vtime safe kcpustat accessor for CPUTIME_SYSTEM, use it to start fixing frozen kcpustat values on nohz_full CPUs. Reported-by: Yauheni Kaliuta Signed-off-by: Frederic Weisbecker Signed-off-by: Peter Zijlstra (Intel) Cc: Jacek Anaszewski Cc: Linus Torvalds Cc: Pavel Machek Cc: Peter Zijlstra Cc: Rafael J . Wysocki Cc: Rik van Riel Cc: Thomas Gleixner Cc: Viresh Kumar Cc: Wanpeng Li Link: https://lkml.kernel.org/r/20191016025700.31277-15-frederic@kernel.org Signed-off-by: Ingo Molnar --- drivers/leds/trigger/ledtrig-activity.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/leds/trigger/ledtrig-activity.c b/drivers/leds/trigger/ledtrig-activity.c index 6a72b7e..ddfc5ed 100644 --- a/drivers/leds/trigger/ledtrig-activity.c +++ b/drivers/leds/trigger/ledtrig-activity.c @@ -59,7 +59,7 @@ static void led_activity_function(struct timer_list *t) for_each_possible_cpu(i) { curr_used += kcpustat_cpu(i).cpustat[CPUTIME_USER] + kcpustat_cpu(i).cpustat[CPUTIME_NICE] - + kcpustat_cpu(i).cpustat[CPUTIME_SYSTEM] + + kcpustat_field(&kcpustat_cpu(i), CPUTIME_SYSTEM, i) + kcpustat_cpu(i).cpustat[CPUTIME_SOFTIRQ] + kcpustat_cpu(i).cpustat[CPUTIME_IRQ]; cpus++;