linux-kernel - [PATCH 05/14] sched: SCHED_DEADLINE avg

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Message-Id: <1381747426-31334-6-git-send-email-juri.lelli@gmail.com>
Date:	Mon, 14 Oct 2013 12:43:37 +0200
From:	Juri Lelli <juri.lelli@...il.com>
To:	peterz@...radead.org, tglx@...utronix.de
Cc:	mingo@...hat.com, rostedt@...dmis.org, oleg@...hat.com,
	fweisbec@...il.com, darren@...art.com, johan.eker@...csson.com,
	p.faure@...tech.ch, linux-kernel@...r.kernel.org,
	claudio@...dence.eu.com, michael@...rulasolutions.com,
	fchecconi@...il.com, tommaso.cucinotta@...up.it,
	juri.lelli@...il.com, nicola.manica@...i.unitn.it,
	luca.abeni@...tn.it, dhaval.giani@...il.com, hgu1972@...il.com,
	paulmck@...ux.vnet.ibm.com, raistlin@...ux.it,
	insop.song@...il.com, liming.wang@...driver.com, jkacur@...hat.com,
	harald.gustafsson@...csson.com, vincent.guittot@...aro.org,
	bruce.ashfield@...driver.com--no-chain-reply-to
Subject: [PATCH 05/14] sched: SCHED_DEADLINE avg_update accounting.

From: Dario Faggioli <raistlin@...ux.it>

Make the core scheduler and load balancer aware of the load
produced by -deadline tasks, by updating the moving average
like for sched_rt.

Signed-off-by: Dario Faggioli <raistlin@...ux.it>
Signed-off-by: Juri Lelli <juri.lelli@...il.com>
---
 kernel/sched/deadline.c |    2 ++
 1 file changed, 2 insertions(+)

diff --git a/kernel/sched/deadline.c b/kernel/sched/deadline.c
index 223cc3e..d3334fc 100644
--- a/kernel/sched/deadline.c
+++ b/kernel/sched/deadline.c
@@ -557,6 +557,8 @@ static void update_curr_dl(struct rq *rq)
 	curr->se.exec_start = rq->clock_task;
 	cpuacct_charge(curr, delta_exec);
 
+	sched_rt_avg_update(rq, delta_exec);
+
 	dl_se->runtime -= delta_exec;
 	if (dl_runtime_exceeded(rq, dl_se)) {
 		__dequeue_task_dl(rq, curr, 0);
-- 
1.7.9.5

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