* [PATCH 4/5] mm: huge_memory: constify attribute_group structures.
@ 2017-07-27 12:07 Arvind Yadav
0 siblings, 0 replies; only message in thread
From: Arvind Yadav @ 2017-07-27 12:07 UTC (permalink / raw)
To: akpm, kirill.shutemov, minchan, aneesh.kumar, ying.huang,
aaron.lu, mgorman, willy, rientjes, toshi.kani
Cc: linux-mm, linux-kernel
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/huge_memory.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/mm/huge_memory.c b/mm/huge_memory.c
index 86975de..36d86c3 100644
--- a/mm/huge_memory.c
+++ b/mm/huge_memory.c
@@ -327,7 +327,7 @@ static ssize_t debug_cow_store(struct kobject *kobj,
NULL,
};
-static struct attribute_group hugepage_attr_group = {
+static const struct attribute_group hugepage_attr_group = {
.attrs = hugepage_attr,
};
--
1.9.1
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