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Subject[PATCH 5/5] mm: hugetlb: constify attribute_group structures.
Date
attribute_group are not supposed to change at runtime. All functions
working with attribute_group provided by <linux/sysfs.h> work with
const attribute_group. So mark the non-const structs as const.

Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com>
---
mm/hugetlb.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/mm/hugetlb.c b/mm/hugetlb.c
index bc48ee7..2ecd09d 100644
--- a/mm/hugetlb.c
+++ b/mm/hugetlb.c
@@ -2569,13 +2569,13 @@ static ssize_t surplus_hugepages_show(struct kobject *kobj,
NULL,
};

-static struct attribute_group hstate_attr_group = {
+static const struct attribute_group hstate_attr_group = {
.attrs = hstate_attrs,
};

static int hugetlb_sysfs_add_hstate(struct hstate *h, struct kobject *parent,
struct kobject **hstate_kobjs,
- struct attribute_group *hstate_attr_group)
+ const struct attribute_group *hstate_attr_group)
{
int retval;
int hi = hstate_index(h);
@@ -2633,7 +2633,7 @@ struct node_hstate {
NULL,
};

-static struct attribute_group per_node_hstate_attr_group = {
+static const struct attribute_group per_node_hstate_attr_group = {
.attrs = per_node_hstate_attrs,
};

--
1.9.1
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