cgroup: add sparse annotation to cgroup_iter_start() and cgroup_iter_end()

Signed-off-by: Kirill A. Shutemov <kirill@shutemov.name>
Acked-by: Li Zefan <lizf@cn.fujitsu.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
This commit is contained in:
Kirill A. Shutemov 2011-12-27 07:46:26 +02:00 committed by Tejun Heo
parent 1c6c3fad81
commit c6ca57500c

View File

@ -2825,6 +2825,7 @@ static void cgroup_enable_task_cg_lists(void)
}
void cgroup_iter_start(struct cgroup *cgrp, struct cgroup_iter *it)
__acquires(css_set_lock)
{
/*
* The first time anyone tries to iterate across a cgroup,
@ -2864,6 +2865,7 @@ struct task_struct *cgroup_iter_next(struct cgroup *cgrp,
}
void cgroup_iter_end(struct cgroup *cgrp, struct cgroup_iter *it)
__releases(css_set_lock)
{
read_unlock(&css_set_lock);
}