linux-kernel - [PATCH 06/10] sched: clean up source_load/target

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:	Mon, 24 Feb 2014 13:12:21 +0800
From:	Alex Shi <alex.shi@...aro.org>
To:	mingo@...hat.com, peterz@...radead.org, morten.rasmussen@....com
Cc:	vincent.guittot@...aro.org, daniel.lezcano@...aro.org,
	fweisbec@...il.com, linux@....linux.org.uk, tony.luck@...el.com,
	fenghua.yu@...el.com, james.hogan@...tec.com, alex.shi@...aro.org,
	jason.low2@...com, viresh.kumar@...aro.org, hanjun.guo@...aro.org,
	linux-kernel@...r.kernel.org, tglx@...utronix.de,
	akpm@...ux-foundation.org, arjan@...ux.intel.com, pjt@...gle.com,
	fengguang.wu@...el.com, linaro-kernel@...ts.linaro.org,
	wangyun@...ux.vnet.ibm.com
Subject: [PATCH 06/10] sched: clean up source_load/target_load

Don't need 'rq' variable now.

Signed-off-by: Alex Shi <alex.shi@...aro.org>
---
 kernel/sched/fair.c | 13 ++-----------
 1 file changed, 2 insertions(+), 11 deletions(-)

diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
index 5a3ea72..d91d925 100644
--- a/kernel/sched/fair.c
+++ b/kernel/sched/fair.c
@@ -3954,13 +3954,7 @@ static unsigned long weighted_cpuload(const int cpu)
  */
 static unsigned long source_load(int cpu)
 {
-	struct rq *rq = cpu_rq(cpu);
-	unsigned long total = weighted_cpuload(cpu);
-
-	if (!sched_feat(LB_BIAS))
-		return total;
-
-	return min(rq->cpu_load, total);
+	return weighted_cpuload(cpu);
 }
 
 /*
@@ -3969,7 +3963,6 @@ static unsigned long source_load(int cpu)
  */
 static unsigned long target_load(int cpu, int imbalance_pct)
 {
-	struct rq *rq = cpu_rq(cpu);
 	unsigned long total = weighted_cpuload(cpu);
 
 	if (!sched_feat(LB_BIAS))
@@ -3978,9 +3971,7 @@ static unsigned long target_load(int cpu, int imbalance_pct)
 	/*
 	 * Bias target load with imbalance_pct.
 	 */
-	total = total * imbalance_pct / 100;
-
-	return max(rq->cpu_load, total);
+	return total * imbalance_pct / 100;
 }
 
 static unsigned long power_of(int cpu)
-- 
1.8.1.2

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/