From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758285Ab1FQB7W (ORCPT ); Thu, 16 Jun 2011 21:59:22 -0400 Received: from hrndva-omtalb.mail.rr.com ([71.74.56.124]:60224 "EHLO hrndva-omtalb.mail.rr.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757856Ab1FQB7T (ORCPT ); Thu, 16 Jun 2011 21:59:19 -0400 X-Authority-Analysis: v=1.1 cv=IOX921YOuPvYFce5aSLzPVIStpiCPR9M8R83dyHW74w= c=1 sm=0 a=vhdKIqpQuCYA:10 a=IgatxnWLDGkA:10 a=5SG0PmZfjMsA:10 a=bbbx4UPp9XUA:10 a=OPBmh+XkhLl+Enan7BmTLg==:17 a=pGLkceISAAAA:8 a=VwQbUJbxAAAA:8 a=meVymXHHAAAA:8 a=oHPBDzVnkOnvCgxldaAA:9 a=MSl-tDqOz04A:10 a=jeBq3FmKZ4MA:10 a=OPBmh+XkhLl+Enan7BmTLg==:117 X-Cloudmark-Score: 0 X-Originating-IP: 67.242.120.143 Message-Id: <20110617015918.232117378@goodmis.org> User-Agent: quilt/0.48-1 Date: Thu, 16 Jun 2011 21:55:18 -0400 From: Steven Rostedt To: linux-kernel@vger.kernel.org Cc: Ingo Molnar , Andrew Morton , Peter Zijlstra , Yong Zhang , Hillf Danton Subject: [RFC][PATCH 2/7] sched: Remove noop in next_prio() References: <20110617015516.301117218@goodmis.org> Content-Disposition: inline; filename=0002-sched-Remove-noop-in-next_prio.patch Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Hillf Danton When computing the next priority for a given run-queue, the check for RT priority of the task determined by the pick_next_highest_task_rt() function could be removed, since only RT tasks are returned by the function. Reviewed-by: Yong Zhang Signed-off-by: Hillf Danton Link: http://lkml.kernel.org/r/BANLkTimxmWiof9s5AvS3v_0X+sMiE=0x5g@mail.gmail.com Signed-off-by: Steven Rostedt --- kernel/sched_rt.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/kernel/sched_rt.c b/kernel/sched_rt.c index 9b8d5dc..a6f1f64 100644 --- a/kernel/sched_rt.c +++ b/kernel/sched_rt.c @@ -692,7 +692,7 @@ static inline int next_prio(struct rq *rq) { struct task_struct *next = pick_next_highest_task_rt(rq, rq->cpu); - if (next && rt_prio(next->prio)) + if (next) return next->prio; else return MAX_RT_PRIO; -- 1.7.4.4