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=-9.7 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,USER_AGENT_GIT 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 1AC4EC35673 for ; Sun, 23 Feb 2020 18:40:27 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id E63D1206E0 for ; Sun, 23 Feb 2020 18:40:26 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727261AbgBWSk0 (ORCPT ); Sun, 23 Feb 2020 13:40:26 -0500 Received: from foss.arm.com ([217.140.110.172]:50564 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727236AbgBWSkT (ORCPT ); Sun, 23 Feb 2020 13:40:19 -0500 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id B9CB912FC; Sun, 23 Feb 2020 10:40:18 -0800 (PST) Received: from e107158-lin.cambridge.arm.com (e107158-lin.cambridge.arm.com [10.1.195.21]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id DFB983F703; Sun, 23 Feb 2020 10:40:16 -0800 (PST) From: Qais Yousef To: Ingo Molnar , Peter Zijlstra , Steven Rostedt , Dietmar Eggemann , Pavan Kondeti Cc: Juri Lelli , Vincent Guittot , Ben Segall , Mel Gorman , linux-kernel@vger.kernel.org, Qais Yousef Subject: [PATCH v2 6/6] sched/rt: Remove unnecessary assignment in inc/dec_rt_migration Date: Sun, 23 Feb 2020 18:40:01 +0000 Message-Id: <20200223184001.14248-7-qais.yousef@arm.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200223184001.14248-1-qais.yousef@arm.com> References: <20200223184001.14248-1-qais.yousef@arm.com> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The statement rt_rq = &rq_of_rt_rq(rt_rq)->rt Was just dereferencing rt_rq to get a pointer to itself. Which is a NOP. Remove it. Signed-off-by: Qais Yousef --- kernel/sched/rt.c | 2 -- 1 file changed, 2 deletions(-) diff --git a/kernel/sched/rt.c b/kernel/sched/rt.c index b35e49cdafcc..520e84993fe7 100644 --- a/kernel/sched/rt.c +++ b/kernel/sched/rt.c @@ -343,7 +343,6 @@ static void inc_rt_migration(struct sched_rt_entity *rt_se, struct rt_rq *rt_rq) return; p = rt_task_of(rt_se); - rt_rq = &rq_of_rt_rq(rt_rq)->rt; rt_rq->rt_nr_total++; if (p->nr_cpus_allowed > 1) { @@ -368,7 +367,6 @@ static void dec_rt_migration(struct sched_rt_entity *rt_se, struct rt_rq *rt_rq) return; p = rt_task_of(rt_se); - rt_rq = &rq_of_rt_rq(rt_rq)->rt; rt_rq->rt_nr_total--; if (p->nr_cpus_allowed > 1) { -- 2.17.1