linux-kernel - [patch v7 17/21] sched: add new members of sd_lb

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Date:	Thu,  4 Apr 2013 10:00:58 +0800
From:	Alex Shi <alex.shi@...el.com>
To:	mingo@...hat.com, peterz@...radead.org, tglx@...utronix.de,
	akpm@...ux-foundation.org, arjan@...ux.intel.com, bp@...en8.de,
	pjt@...gle.com, namhyung@...nel.org, efault@....de,
	morten.rasmussen@....com
Cc:	vincent.guittot@...aro.org, gregkh@...uxfoundation.org,
	preeti@...ux.vnet.ibm.com, viresh.kumar@...aro.org,
	linux-kernel@...r.kernel.org, alex.shi@...el.com,
	len.brown@...el.com, rafael.j.wysocki@...el.com, jkosina@...e.cz,
	clark.williams@...il.com, tony.luck@...el.com,
	keescook@...omium.org, mgorman@...e.de, riel@...hat.com
Subject: [patch v7 17/21] sched: add new members of sd_lb_stats

Added 4 new members in sb_lb_stats, that will be used in incomming
power aware balance.

group_min; 	//least utliszation group in domain
min_load_per_task; //load_per_task in group_min
leader_util;	// sum utilizations of group_leader
min_util;	// sum utilizations of group_min

Signed-off-by: Alex Shi <alex.shi@...el.com>
---
 kernel/sched/fair.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
index 86221e7..9326c22 100644
--- a/kernel/sched/fair.c
+++ b/kernel/sched/fair.c
@@ -3333,6 +3333,10 @@ struct sd_lb_stats {
 	/* Varibles of power awaring scheduling */
 	unsigned int  sd_util;	/* sum utilization of this domain */
 	struct sched_group *group_leader; /* Group which relieves group_min */
+	struct sched_group *group_min;	/* Least loaded group in sd */
+	unsigned long min_load_per_task; /* load_per_task in group_min */
+	unsigned int  leader_util;	/* sum utilizations of group_leader */
+	unsigned int  min_util;		/* sum utilizations of group_min */
 };
 
 /*
-- 
1.7.12

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