linux-kernel - [PATCH 1/5] mm: ksm: constify attribute

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Date:   Thu, 27 Jul 2017 17:36:07 +0530
From:   Arvind Yadav <arvind.yadav.cs@...il.com>
To:     akpm@...ux-foundation.org, mingo@...nel.org, minchan@...nel.org,
        imbrenda@...ux.vnet.ibm.com, kirill.shutemov@...ux.intel.com,
        mhocko@...e.com, aarcange@...hat.com
Cc:     linux-mm@...ck.org, linux-kernel@...r.kernel.org
Subject: [PATCH 1/5] mm: ksm: constify attribute_group structures.

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@...il.com>
---
 mm/ksm.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/mm/ksm.c b/mm/ksm.c
index 4dc92f1..0c927e3 100644
--- a/mm/ksm.c
+++ b/mm/ksm.c
@@ -3042,7 +3042,7 @@ static ssize_t full_scans_show(struct kobject *kobj,
 	NULL,
 };
 
-static struct attribute_group ksm_attr_group = {
+static const struct attribute_group ksm_attr_group = {
 	.attrs = ksm_attrs,
 	.name = "ksm",
 };
-- 
1.9.1