linux-kernel - [PATCH] sched: Remove rq->avg_load_per

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Message-Id: <1312189408-17172-1-git-send-email-schnhrr@cs.tu-berlin.de>
Date:	Mon,  1 Aug 2011 11:03:28 +0200
From:	Jan H. Schönherr <schnhrr@...tu-berlin.de>
To:	Ingo Molnar <mingo@...e.hu>, Peter Zijlstra <peterz@...radead.org>
Cc:	linux-kernel@...r.kernel.org,
	Jan H. Schönherr <schnhrr@...tu-berlin.de>
Subject: [PATCH] sched: Remove rq->avg_load_per_task

From: Jan H. Schönherr <schnhrr@...tu-berlin.de>

Since commit a2d47777 ("sched: fix stale value in average load per task")
the variable rq->avg_load_per_task is no longer required. Remove it.

Signed-off-by: Jan H. Schönherr <schnhrr@...tu-berlin.de>
---
Against current Linus' tree (applies to v3.0 as well)
---
 kernel/sched.c |    8 ++------
 1 files changed, 2 insertions(+), 6 deletions(-)

diff --git a/kernel/sched.c b/kernel/sched.c
index ccacdbd..b1e8f0e 100644
--- a/kernel/sched.c
+++ b/kernel/sched.c
@@ -520,8 +520,6 @@ struct rq {
 	int cpu;
 	int online;
 
-	unsigned long avg_load_per_task;
-
 	u64 rt_avg;
 	u64 age_stamp;
 	u64 idle_stamp;
@@ -1569,11 +1567,9 @@ static unsigned long cpu_avg_load_per_task(int cpu)
 	unsigned long nr_running = ACCESS_ONCE(rq->nr_running);
 
 	if (nr_running)
-		rq->avg_load_per_task = rq->load.weight / nr_running;
-	else
-		rq->avg_load_per_task = 0;
+		return rq->load.weight / nr_running;
 
-	return rq->avg_load_per_task;
+	return 0;
 }
 
 #ifdef CONFIG_PREEMPT
-- 
1.7.6

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