[PATCH, v6 1/3] cgroups: export cgroup_iter_{start,next,end}

["Kirill A. Shutsemov" <kirill@xxxxxxxxxxxxx>]

From: Kirill A. Shutemov <kirill@xxxxxxxxxxxxx>

Signed-off-by: Kirill A. Shutemov <kirill@xxxxxxxxxxxxx>
Acked-by: Paul Menage <menage@xxxxxxxxxx>
Acked-by: Balbir Singh <balbir@xxxxxxxxxxxxxxxxxx>
---
 kernel/cgroup.c |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)

diff --git a/kernel/cgroup.c b/kernel/cgroup.c
index b24d702..8234daa 100644
--- a/kernel/cgroup.c
+++ b/kernel/cgroup.c
@@ -2443,6 +2443,7 @@ void cgroup_iter_start(struct cgroup *cgrp, struct cgroup_iter *it)
 	it->cg_link = &cgrp->css_sets;
 	cgroup_advance_iter(cgrp, it);
 }
+EXPORT_SYMBOL_GPL(cgroup_iter_start);
 
 struct task_struct *cgroup_iter_next(struct cgroup *cgrp,
 					struct cgroup_iter *it)
@@ -2467,11 +2468,13 @@ struct task_struct *cgroup_iter_next(struct cgroup *cgrp,
 	}
 	return res;
 }
+EXPORT_SYMBOL_GPL(cgroup_iter_next);
 
 void cgroup_iter_end(struct cgroup *cgrp, struct cgroup_iter *it)
 {
 	read_unlock(&css_set_lock);
 }
+EXPORT_SYMBOL_GPL(cgroup_iter_end);
 
 static inline int started_after_time(struct task_struct *t1,
 				     struct timespec *time,
-- 
1.7.4

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