Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755466Ab3HRI1r (ORCPT ); Sun, 18 Aug 2013 04:27:47 -0400 Received: from na3sys009aog131.obsmtp.com ([74.125.149.247]:46852 "EHLO na3sys009aog131.obsmtp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755384Ab3HRI1Y (ORCPT ); Sun, 18 Aug 2013 04:27:24 -0400 From: Lei Wen To: Paul Turner , Peter Zijlstra , Ingo Molnar , , , Subject: [PATCH 6/8] sched: change find_busiest_queue to h_nr_running Date: Sun, 18 Aug 2013 16:25:20 +0800 Message-ID: <1376814322-7320-7-git-send-email-leiwen@marvell.com> X-Mailer: git-send-email 1.7.10.4 In-Reply-To: <1376814322-7320-1-git-send-email-leiwen@marvell.com> References: <1376814322-7320-1-git-send-email-leiwen@marvell.com> MIME-Version: 1.0 Content-Type: text/plain Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1094 Lines: 32 Since find_busiest_queue try to avoid do load balance for runqueue which has only one cfs task and its load is above the imbalance value calculated, we should use h_nr_running of cfs instead of nr_running of rq. Signed-off-by: Lei Wen --- kernel/sched/fair.c | 3 ++- 1 files changed, 2 insertions(+), 1 deletions(-) diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c index e026001..3656603 100644 --- a/kernel/sched/fair.c +++ b/kernel/sched/fair.c @@ -4990,7 +4990,8 @@ static struct rq *find_busiest_queue(struct lb_env *env, * When comparing with imbalance, use weighted_cpuload() * which is not scaled with the cpu power. */ - if (capacity && rq->nr_running == 1 && wl > env->imbalance) + if (capacity && rq->cfs.h_nr_running == 1 + && wl > env->imbalance) continue; /* -- 1.7.5.4 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/