Re: [PATCH] wireless: iwlegacy: make const array static to shink object code size Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit

Johannes Berg
2017-09-22T06:00:38Z

On Thu, 2017-09-21 at 23:56 +0100, Colin King wrote:
> From: Colin Ian King <colin.king@canonical.com>
>
> Don't populate const array ac_to_fifo on the stack in an inlined
> function, instead make it static.  Makes the object code smaller
> by over 800 bytes:
>
>    text    data     bss     dec     hex
> filename
>  159029   33154    1216  193399   2f377
> 4965-mac.o
>
>    text    data     bss     dec     hex
> filename
>  158122   33250    1216  192588   2f04c
> 4965-mac.o
>
> (gcc version 7.2.0 x86_64)

I'm curious - how did you find this?

johannes