Re: [PATCH] input: keyboard: constify attribute_group structures.

From: Linus Walleij
Date: Mon Jul 31 2017 - 09:42:07 EST


On Wed, Jul 5, 2017 at 12:46 PM, Arvind Yadav <arvind.yadav.cs@xxxxxxxxx> 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
> 5693 464 0 6157 180d drivers/input/keyboard/gpio_keys.o
>
> File size After adding 'const':
> text data bss dec hex filename
> 5749 400 0 6149 1805 drivers/input/keyboard/gpio_keys.o
>
> Signed-off-by: Arvind Yadav <arvind.yadav.cs@xxxxxxxxx>

Acked-by: Linus Walleij <linus.walleij@xxxxxxxxxx>

Yours,
Linus Walleij