Re: [PATCH] gpio: 104-dio-48e: make array 'ports' static, shrinks object size

From: Linus Walleij
Date: Thu Apr 26 2018 - 05:06:19 EST


On Thu, Apr 5, 2018 at 2:00 PM, Colin King <colin.king@xxxxxxxxxxxxx> wrote:

> From: Colin Ian King <colin.king@xxxxxxxxxxxxx>
>
> Don't populate the const read-only array 'ports' on the stack but instead
> make it static. Makes the object code smaller by over 100 buytes:
>
> Before:
> text data bss dec hex filename
> 10959 4952 832 16743 4167 drivers/gpio/gpio-104-dio-48e.o
>
> After:
> text data bss dec hex filename
> 10790 5008 832 16630 40f6 drivers/gpio/gpio-104-dio-48e.o
>
> (gcc version 7.2.0 x86_64)
>
> Signed-off-by: Colin Ian King <colin.king@xxxxxxxxxxxxx>

Patch applied with William's ACK.

Yours,
Linus Walleij