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
   5302     544       0    5846    16d6 block/partition-generic.o

File size After adding 'const':
   text    data     bss     dec     hex filename
   5342     480       0    5822    16be block/partition-generic.o

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

diff --git a/block/partition-generic.c b/block/partition-generic.c
index ff07b91..47fa20d 100644
--- a/block/partition-generic.c
+++ b/block/partition-generic.c
@@ -196,7 +196,7 @@ static DEVICE_ATTR(discard_alignment, S_IRUGO, 
part_discard_alignment_show,
        NULL
 };
 
-static struct attribute_group part_attr_group = {
+static const struct attribute_group part_attr_group = {
        .attrs = part_attrs,
 };
 
-- 
1.9.1

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