It's pretty unusual to have an int as a private data field and it
makes it impossible to carray a pointer value through it.  Let's make
it an unsigned long.  AFAICS, this shouldn't break anything.

Signed-off-by: Tejun Heo <[email protected]>
Acked-by: Li Zefan <[email protected]>
Cc: Johannes Weiner <[email protected]>
---
 include/linux/cgroup-defs.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/linux/cgroup-defs.h b/include/linux/cgroup-defs.h
index 93755a6..8f5770a 100644
--- a/include/linux/cgroup-defs.h
+++ b/include/linux/cgroup-defs.h
@@ -318,7 +318,7 @@ struct cftype {
         * end of cftype array.
         */
        char name[MAX_CFTYPE_NAME];
-       int private;
+       unsigned long private;
        /*
         * If not 0, file mode is set to this value, otherwise it will
         * be figured out automatically
-- 
2.4.3

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