Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757239Ab2KVUCf (ORCPT ); Thu, 22 Nov 2012 15:02:35 -0500 Received: from forward15.mail.yandex.net ([95.108.130.119]:42114 "EHLO forward15.mail.yandex.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S965225Ab2KVUC3 (ORCPT ); Thu, 22 Nov 2012 15:02:29 -0500 From: Kirill Tkhai To: "linux-kernel@vger.kernel.org" Cc: Steven Rostedt , Ingo Molnar , Peter Zijlstra , Tkhai Kirill Subject: [PATCH]sched/rt.c: Add reschedule to switched_from_rt() MIME-Version: 1.0 Message-Id: <118761353614535@web28f.yandex.ru> X-Mailer: Yamail [ http://yandex.ru ] 5.0 Date: Fri, 23 Nov 2012 00:02:15 +0400 Content-Transfer-Encoding: 7bit Content-Type: text/plain Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1062 Lines: 33 Reschedule rq->curr if the first RT task has just been pulled to the rq. Signed-off-by: Kirill V Tkhai CC: Steven Rostedt CC: Ingo Molnar CC: Peter Zijlstra --- kernel/sched/rt.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/kernel/sched/rt.c b/kernel/sched/rt.c index 418feb0..29bda5b 100644 --- a/kernel/sched/rt.c +++ b/kernel/sched/rt.c @@ -1889,8 +1889,11 @@ static void switched_from_rt(struct rq *rq, struct task_struct *p) * we may need to handle the pulling of RT tasks * now. */ - if (p->on_rq && !rq->rt.rt_nr_running) - pull_rt_task(rq); + if (!p->on_rq || rq->rt.rt_nr_running) + return; + + if (pull_rt_task(rq)) + resched_task(rq->curr); } void init_sched_rt_class(void) -- 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/