[PATCH 1/4] cgroups: add 'data' field to struct cgroup_scanner

[Li Zefan]

We need to pass some data to test_task() or process_task() in some cases.
Will be used later.

Signed-off-by: Li Zefan <lizf@xxxxxxxxxxxxxx>
---
 include/linux/cgroup.h |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/include/linux/cgroup.h b/include/linux/cgroup.h
index 9a40932..6ad1989 100644
--- a/include/linux/cgroup.h
+++ b/include/linux/cgroup.h
@@ -332,6 +332,7 @@ struct cgroup_scanner {
 	void (*process_task)(struct task_struct *p,
 			struct cgroup_scanner *scan);
 	struct ptr_heap *heap;
+	void *data;
 };
 
 /*
-- 1.5.4.rc3 
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