linux-kernel - [PATCH 3/4] sched: cpupri: don't re-initialize struct cpupri

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Date:   Thu, 23 Mar 2017 17:05:58 +0530
From:   Viresh Kumar <viresh.kumar@...aro.org>
To:     Ingo Molnar <mingo@...hat.com>,
        Peter Zijlstra <peterz@...radead.org>
Cc:     linaro-kernel@...ts.linaro.org, linux-kernel@...r.kernel.org,
        Vincent Guittot <vincent.guittot@...aro.org>,
        Viresh Kumar <viresh.kumar@...aro.org>
Subject: [PATCH 3/4] sched: cpupri: don't re-initialize struct cpupri

The struct cpupri passed to cpupri_init() is already initialized to
zero. Don't do that again.

Signed-off-by: Viresh Kumar <viresh.kumar@...aro.org>
---
 kernel/sched/cpupri.c | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/kernel/sched/cpupri.c b/kernel/sched/cpupri.c
index 981fcd7dc394..d6165d87ef3e 100644
--- a/kernel/sched/cpupri.c
+++ b/kernel/sched/cpupri.c
@@ -209,12 +209,9 @@ int cpupri_init(struct cpupri *cp)
 {
 	int i;
 
-	memset(cp, 0, sizeof(*cp));
-
 	for (i = 0; i < CPUPRI_NR_PRIORITIES; i++) {
 		struct cpupri_vec *vec = &cp->pri_to_cpu[i];
 
-		atomic_set(&vec->count, 0);
 		if (!zalloc_cpumask_var(&vec->mask, GFP_KERNEL))
 			goto cleanup;
 	}
-- 
2.12.0.432.g71c3a4f4ba37