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cgroup: remove sparse tags from offline_css() 

This should have been removed in commit d7eeac1913
("cgroup: hold cgroup_mutex before calling css_offline").

While at it, update the comments.

Signed-off-by: Li Zefan <lizefan@huawei.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
This commit is contained in:
Li Zefan 2013-07-31 16:16:40 +08:00 committed by Tejun Heo
parent 0b9e6965ad
commit 2a4ac63333
1 changed files with 2 additions and 3 deletions
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5
kernel/cgroup.c
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@ -4214,7 +4214,7 @@ static void init_cgroup_css(struct cgroup_subsys_state *css,
INIT_WORK(&css->dput_work, css_dput_fn);
}
/* invoke ->post_create() on a new CSS and mark it online if successful */
/* invoke ->css_online() on a new CSS and mark it online if successful */
static int online_css(struct cgroup_subsys *ss, struct cgroup *cgrp)
{
int ret = 0;
@ -4228,9 +4228,8 @@ static int online_css(struct cgroup_subsys *ss, struct cgroup *cgrp)
return ret;
}
/* if the CSS is online, invoke ->pre_destory() on it and mark it offline */
/* if the CSS is online, invoke ->css_offline() on it and mark it offline */
static void offline_css(struct cgroup_subsys *ss, struct cgroup *cgrp)
__releases(&cgroup_mutex) __acquires(&cgroup_mutex)
{
struct cgroup_subsys_state *css = cgrp->subsys[ss->subsys_id];