linux-kernel - [PATCH] sched/fair: Make some variables static

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Message-Id: <20181110075202.61172-1-smuchun@gmail.com>
Date:   Sat, 10 Nov 2018 15:52:02 +0800
From:   Muchun Song <smuchun@...il.com>
To:     mingo@...nel.org, peterz@...radead.org
Cc:     linux-kernel@...r.kernel.org
Subject: [PATCH] sched/fair: Make some variables static

The variables are local to the source and do not
need to be in global scope, so make them static.

Signed-off-by: Muchun Song <smuchun@...il.com>
---
 kernel/sched/fair.c | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
index f622fc858d7a..9d0cd2d0515f 100644
--- a/kernel/sched/fair.c
+++ b/kernel/sched/fair.c
@@ -38,7 +38,7 @@
  * (default: 6ms * (1 + ilog(ncpus)), units: nanoseconds)
  */
 unsigned int sysctl_sched_latency			= 6000000ULL;
-unsigned int normalized_sysctl_sched_latency		= 6000000ULL;
+static unsigned int normalized_sysctl_sched_latency	= 6000000ULL;
 
 /*
  * The initial- and re-scaling of tunables is configurable
@@ -58,8 +58,8 @@ enum sched_tunable_scaling sysctl_sched_tunable_scaling = SCHED_TUNABLESCALING_L
  *
  * (default: 0.75 msec * (1 + ilog(ncpus)), units: nanoseconds)
  */
-unsigned int sysctl_sched_min_granularity		= 750000ULL;
-unsigned int normalized_sysctl_sched_min_granularity	= 750000ULL;
+unsigned int sysctl_sched_min_granularity			= 750000ULL;
+static unsigned int normalized_sysctl_sched_min_granularity	= 750000ULL;
 
 /*
  * This value is kept at sysctl_sched_latency/sysctl_sched_min_granularity
@@ -81,8 +81,8 @@ unsigned int sysctl_sched_child_runs_first __read_mostly;
  *
  * (default: 1 msec * (1 + ilog(ncpus)), units: nanoseconds)
  */
-unsigned int sysctl_sched_wakeup_granularity		= 1000000UL;
-unsigned int normalized_sysctl_sched_wakeup_granularity	= 1000000UL;
+unsigned int sysctl_sched_wakeup_granularity			= 1000000UL;
+static unsigned int normalized_sysctl_sched_wakeup_granularity	= 1000000UL;
 
 const_debug unsigned int sysctl_sched_migration_cost	= 500000UL;
 
-- 
2.17.1