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authorTejun Heo <tj@kernel.org>2013-06-12 21:04:48 -0700
committerTejun Heo <tj@kernel.org>2013-06-13 10:55:17 -0700
commit3fc3db9a3ae0ce108badf31a4a00e41b4236f5fc (patch)
tree7067660f54e2c407cfd705fc3c36a14a6d9820dd /kernel
parentd5c56ced775f6bdc32b689b01c9c4f9b66e18610 (diff)
downloadblackbird-op-linux-3fc3db9a3ae0ce108badf31a4a00e41b4236f5fc.tar.gz
blackbird-op-linux-3fc3db9a3ae0ce108badf31a4a00e41b4236f5fc.zip
cgroup: remove now unused css_depth()
Signed-off-by: Tejun Heo <tj@kernel.org> Acked-by: Li Zefan <lizefan@huawei.com>
Diffstat (limited to 'kernel')
-rw-r--r--kernel/cgroup.c12
1 files changed, 0 insertions, 12 deletions
diff --git a/kernel/cgroup.c b/kernel/cgroup.c
index bc53d5014b28..d4a329f5874c 100644
--- a/kernel/cgroup.c
+++ b/kernel/cgroup.c
@@ -5227,18 +5227,6 @@ unsigned short css_id(struct cgroup_subsys_state *css)
}
EXPORT_SYMBOL_GPL(css_id);
-unsigned short css_depth(struct cgroup_subsys_state *css)
-{
- struct css_id *cssid;
-
- cssid = rcu_dereference_check(css->id, css_refcnt(css));
-
- if (cssid)
- return cssid->depth;
- return 0;
-}
-EXPORT_SYMBOL_GPL(css_depth);
-
/**
* css_is_ancestor - test "root" css is an ancestor of "child"
* @child: the css to be tested.
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