Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752230AbaJ0Bl4 (ORCPT ); Sun, 26 Oct 2014 21:41:56 -0400 Received: from mga01.intel.com ([192.55.52.88]:12393 "EHLO mga01.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752164AbaJ0Bls (ORCPT ); Sun, 26 Oct 2014 21:41:48 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.04,792,1406617200"; d="scan'208";a="621089539" From: Wanpeng Li To: Ingo Molnar , Peter Zijlstra Cc: Juri Lelli , linux-kernel@vger.kernel.org, Wanpeng Li Subject: [PATCH 5/6] sched/dl: reschedule if successfully pull earlier deadline task Date: Mon, 27 Oct 2014 09:41:06 +0800 Message-Id: <1414374067-7209-5-git-send-email-wanpeng.li@linux.intel.com> X-Mailer: git-send-email 1.7.1 In-Reply-To: <1414374067-7209-1-git-send-email-wanpeng.li@linux.intel.com> References: <1414374067-7209-1-git-send-email-wanpeng.li@linux.intel.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Reschedule if successfully pull earlier deadline task. Signed-off-by: Wanpeng Li --- kernel/sched/deadline.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/kernel/sched/deadline.c b/kernel/sched/deadline.c index 97141e2..21de865 100644 --- a/kernel/sched/deadline.c +++ b/kernel/sched/deadline.c @@ -1583,8 +1583,8 @@ static void switched_from_dl(struct rq *rq, struct task_struct *p) * this is the right place to try to pull some other one * from an overloaded cpu, if any. */ - if (!rq->dl.dl_nr_running) - pull_dl_task(rq); + if (!rq->dl.dl_nr_running && pull_dl_task(rq)) + resched_curr(rq); #endif } -- 1.9.1 -- 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/