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...@gmail.com> --- mm/page_idle.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/mm/page_idle.c b/mm/page_idle.c index 1b0f48c..4bd03a8 100644 --- a/mm/page_idle.c +++ b/mm/page_idle.c @@ -204,7 +204,7 @@ static ssize_t page_idle_bitmap_write(struct file *file, struct kobject *kobj, NULL, }; -static struct attribute_group page_idle_attr_group = { +static const struct attribute_group page_idle_attr_group = { .bin_attrs = page_idle_bin_attrs, .name = "page_idle", }; -- 1.9.1