linux-kernel - [tip:sched/core] sched: Update cpu load after task

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Message-ID: <tip-83dfd5235ebd66c284b97befe6eabff7132333e6@git.kernel.org>
Date:	Thu, 27 Jun 2013 02:02:06 -0700
From:	tip-bot for Alex Shi <tipbot@...or.com>
To:	linux-tip-commits@...r.kernel.org
Cc:	linux-kernel@...r.kernel.org, hpa@...or.com, mingo@...nel.org,
	peterz@...radead.org, pjt@...gle.com, alex.shi@...el.com,
	tglx@...utronix.de
Subject: [tip:sched/core] sched: Update cpu load after task_tick

Commit-ID:  83dfd5235ebd66c284b97befe6eabff7132333e6
Gitweb:     http://git.kernel.org/tip/83dfd5235ebd66c284b97befe6eabff7132333e6
Author:     Alex Shi <alex.shi@...el.com>
AuthorDate: Thu, 20 Jun 2013 10:18:49 +0800
Committer:  Ingo Molnar <mingo@...nel.org>
CommitDate: Thu, 27 Jun 2013 10:07:33 +0200

sched: Update cpu load after task_tick

To get the latest runnable info, we need do this cpuload update after
task_tick.

Signed-off-by: Alex Shi <alex.shi@...el.com>
Reviewed-by: Paul Turner <pjt@...gle.com>
Signed-off-by: Peter Zijlstra <peterz@...radead.org>
Link: http://lkml.kernel.org/r/1371694737-29336-6-git-send-email-alex.shi@intel.com
Signed-off-by: Ingo Molnar <mingo@...nel.org>
---
 kernel/sched/core.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/kernel/sched/core.c b/kernel/sched/core.c
index 729e7fc..08746cc 100644
--- a/kernel/sched/core.c
+++ b/kernel/sched/core.c
@@ -2165,8 +2165,8 @@ void scheduler_tick(void)
 
 	raw_spin_lock(&rq->lock);
 	update_rq_clock(rq);
-	update_cpu_load_active(rq);
 	curr->sched_class->task_tick(rq, curr, 0);
+	update_cpu_load_active(rq);
 	raw_spin_unlock(&rq->lock);
 
 	perf_event_task_tick();
--
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