From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752891AbcBKDAQ (ORCPT ); Wed, 10 Feb 2016 22:00:16 -0500 Received: from LGEAMRELO13.lge.com ([156.147.23.53]:52019 "EHLO lgeamrelo13.lge.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750821AbcBKDAP (ORCPT ); Wed, 10 Feb 2016 22:00:15 -0500 X-Original-SENDERIP: 156.147.1.125 X-Original-MAILFROM: byungchul.park@lge.com X-Original-SENDERIP: 10.177.222.33 X-Original-MAILFROM: byungchul.park@lge.com From: Byungchul Park To: peterz@infradead.org, mingo@kernel.org Cc: linux-kernel@vger.kernel.org Subject: [PATCH] sched: remove an unnecessary memory access, rq->cpu in __schedule() Date: Thu, 11 Feb 2016 11:59:38 +0900 Message-Id: <1455159578-17256-1-git-send-email-byungchul.park@lge.com> X-Mailer: git-send-email 1.9.1 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Is there any reason keeping this statement on the code? -----8<----- >>From d8a387efb8199b69b6464970d6f9fc57cbcf0ab0 Mon Sep 17 00:00:00 2001 From: Byungchul Park Date: Thu, 11 Feb 2016 11:50:53 +0900 Subject: [PATCH] sched: remove an unnecessary memory access, rq->cpu in __schedule() Remove an unnecessary assignment of variable not used any more. Signed-off-by: Byungchul Park --- kernel/sched/core.c | 1 - 1 file changed, 1 deletion(-) diff --git a/kernel/sched/core.c b/kernel/sched/core.c index 1315cec..501f5d9 100644 --- a/kernel/sched/core.c +++ b/kernel/sched/core.c @@ -3193,7 +3193,6 @@ static void __sched notrace __schedule(bool preempt) trace_sched_switch(preempt, prev, next); rq = context_switch(rq, prev, next); /* unlocks the rq */ - cpu = cpu_of(rq); } else { lockdep_unpin_lock(&rq->lock); raw_spin_unlock_irq(&rq->lock); -- 1.9.1