On Fri 2017-06-30 10:22:14, Arvind Yadav wrote: > 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 > 3802 624 32 4458 116a kernel/power/main.o > > File size After adding 'const': > text data bss dec hex filename > 3866 560 32 4458 116a kernel/power/main.o > > Signed-off-by: Arvind Yadav <arvind.yadav...@gmail.com>
Acked-by: Pavel Machek <pa...@ucw.cz>
> ---
> kernel/power/main.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/kernel/power/main.c b/kernel/power/main.c
> index d401c21..42bd800 100644
> --- a/kernel/power/main.c
> +++ b/kernel/power/main.c
> @@ -705,7 +705,7 @@ static ssize_t pm_freeze_timeout_store(struct kobject
> *kobj,
> NULL,
> };
>
> -static struct attribute_group attr_group = {
> +static const struct attribute_group attr_group = {
> .attrs = g,
> };
>
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