From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753253Ab1AZMqR (ORCPT ); Wed, 26 Jan 2011 07:46:17 -0500 Received: from hera.kernel.org ([140.211.167.34]:57977 "EHLO hera.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752693Ab1AZMqP (ORCPT ); Wed, 26 Jan 2011 07:46:15 -0500 Date: Wed, 26 Jan 2011 12:45:44 GMT From: tip-bot for Peter Zijlstra Cc: linux-kernel@vger.kernel.org, hpa@zytor.com, mingo@redhat.com, a.p.zijlstra@chello.nl, pjt@google.com, tglx@linutronix.de, mingo@elte.hu Reply-To: mingo@redhat.com, hpa@zytor.com, linux-kernel@vger.kernel.org, a.p.zijlstra@chello.nl, pjt@google.com, tglx@linutronix.de, mingo@elte.hu In-Reply-To: <20110122044852.102126037@google.com> References: <20110122044852.102126037@google.com> To: linux-tip-commits@vger.kernel.org Subject: [tip:sched/core] sched: Avoid expensive initial update_cfs_load(), on UP too Message-ID: Git-Commit-ID: 2d65333ab09b9a11722d822231c85b9f251cfe9d X-Mailer: tip-git-log-daemon Robot-ID: Robot-Unsubscribe: Contact to get blacklisted from these emails MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Disposition: inline X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.2.3 (hera.kernel.org [127.0.0.1]); Wed, 26 Jan 2011 12:45:46 +0000 (UTC) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Commit-ID: 2d65333ab09b9a11722d822231c85b9f251cfe9d Gitweb: http://git.kernel.org/tip/2d65333ab09b9a11722d822231c85b9f251cfe9d Author: Peter Zijlstra AuthorDate: Wed, 26 Jan 2011 13:36:03 +0100 Committer: Ingo Molnar CommitDate: Wed, 26 Jan 2011 13:43:55 +0100 sched: Avoid expensive initial update_cfs_load(), on UP too Fix the build on UP. Signed-off-by: Peter Zijlstra Cc: Paul Turner LKML-Reference: <20110122044852.102126037@google.com> Signed-off-by: Ingo Molnar --- kernel/sched.c | 2 ++ 1 files changed, 2 insertions(+), 0 deletions(-) diff --git a/kernel/sched.c b/kernel/sched.c index 3fc5749..1f6ca89 100644 --- a/kernel/sched.c +++ b/kernel/sched.c @@ -7931,8 +7931,10 @@ static void init_cfs_rq(struct cfs_rq *cfs_rq, struct rq *rq) #ifdef CONFIG_FAIR_GROUP_SCHED cfs_rq->rq = rq; /* allow initial update_cfs_load() to truncate */ +#ifdef CONFIG_SMP cfs_rq->load_stamp = 1; #endif +#endif cfs_rq->min_vruntime = (u64)(-(1LL << 20)); }