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 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 5B71FC3F2C6 for ; Sat, 29 Feb 2020 20:50:06 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 31A3921D7E for ; Sat, 29 Feb 2020 20:50:06 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727523AbgB2Utz (ORCPT ); Sat, 29 Feb 2020 15:49:55 -0500 Received: from Galois.linutronix.de ([193.142.43.55]:39479 "EHLO Galois.linutronix.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727328AbgB2Utz (ORCPT ); Sat, 29 Feb 2020 15:49:55 -0500 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 1j893Z-0004jA-5V; Sat, 29 Feb 2020 21:49:53 +0100 Received: from [127.0.1.1] (localhost [IPv6:::1]) by tip-bot2.lab.linutronix.de (Postfix) with ESMTP id CE3831C21A3; Sat, 29 Feb 2020 21:49:52 +0100 (CET) Date: Sat, 29 Feb 2020 20:49:52 -0000 From: "tip-bot2 for Eric W. Biederman" Reply-to: linux-kernel@vger.kernel.org To: linux-tip-commits@vger.kernel.org Subject: [tip: timers/core] posix-cpu-timers: cpu_clock_sample_group() no longer needs siglock Cc: "Eric W. Biederman" , Thomas Gleixner , x86 , LKML MIME-Version: 1.0 Message-ID: <158300939258.28353.113131585377048578.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 timers/core branch of tip: Commit-ID: 6d022b20c011a75df24d2be90d22769d1d4461d0 Gitweb: https://git.kernel.org/tip/6d022b20c011a75df24d2be90d22769d1d4461d0 Author: Eric W. Biederman AuthorDate: Fri, 28 Feb 2020 11:08:45 -06:00 Committer: Thomas Gleixner CommitterDate: Sat, 29 Feb 2020 21:44:45 +01:00 posix-cpu-timers: cpu_clock_sample_group() no longer needs siglock As of e78c3496790e ("time, signal: Protect resource use statistics with seqlock") cpu_clock_sample_group() no longer needs siglock protection so remove the stale comment. Signed-off-by: "Eric W. Biederman" Signed-off-by: Thomas Gleixner --- kernel/time/posix-cpu-timers.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/kernel/time/posix-cpu-timers.c b/kernel/time/posix-cpu-timers.c index 8ff6da7..46cc188 100644 --- a/kernel/time/posix-cpu-timers.c +++ b/kernel/time/posix-cpu-timers.c @@ -336,9 +336,7 @@ static void __thread_group_cputime(struct task_struct *tsk, u64 *samples) /* * Sample a process (thread group) clock for the given task clkid. If the * group's cputime accounting is already enabled, read the atomic - * store. Otherwise a full update is required. Task's sighand lock must be - * held to protect the task traversal on a full update. clkid is already - * validated. + * store. Otherwise a full update is required. clkid is already validated. */ static u64 cpu_clock_sample_group(const clockid_t clkid, struct task_struct *p, bool start)