attribute_groups are not supposed to change at runtime. All functions
working with attribute_groups provided by <linux/sysfs.h> work with const
attribute_group. So mark the non-const structs as const.

File size before:
   text    data     bss     dec     hex filename
   4402    1088      38    5528    1598 fs/ocfs2/stackglue.o

File size After adding 'const':
   text    data     bss     dec     hex filename
   4442    1024      38    5504    1580 fs/ocfs2/stackglue.o

Signed-off-by: Arvind Yadav <arvind.yadav...@gmail.com>
---
 fs/ocfs2/stackglue.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/ocfs2/stackglue.c b/fs/ocfs2/stackglue.c
index 8203590..d6c350b 100644
--- a/fs/ocfs2/stackglue.c
+++ b/fs/ocfs2/stackglue.c
@@ -631,7 +631,7 @@ static ssize_t ocfs2_dlm_recover_show(struct kobject *kobj,
        NULL,
 };
 
-static struct attribute_group ocfs2_attr_group = {
+static const struct attribute_group ocfs2_attr_group = {
        .attrs = ocfs2_attrs,
 };
 
-- 
1.9.1

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