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cgroup: Make cgroup_debug static

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Make cgroup_debug static since it's only used in cgroup.c

Signed-off-by: Xiu Jianfeng <xiujianfeng@huawei.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
This commit is contained in:
Xiu Jianfeng 2022-05-17 19:25:23 +08:00 committed by Tejun Heo
parent 213adc63df
commit 29ed17389c
2 changed files with 1 additions and 2 deletions
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1
kernel/cgroup/cgroup-internal.h
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@ -12,7 +12,6 @@
#define TRACE_CGROUP_PATH_LEN 1024
extern spinlock_t trace_cgroup_path_lock;
extern char trace_cgroup_path[TRACE_CGROUP_PATH_LEN];
extern bool cgroup_debug;
extern void __init enable_debug_cgroup(void);
/*

2
kernel/cgroup/cgroup.c
View File

@ -96,7 +96,7 @@ EXPORT_SYMBOL_GPL(css_set_lock);
DEFINE_SPINLOCK(trace_cgroup_path_lock);
char trace_cgroup_path[TRACE_CGROUP_PATH_LEN];
bool cgroup_debug __read_mostly;
static bool cgroup_debug __read_mostly;
/*
* Protects cgroup_idr and css_idr so that IDs can be released without