linux-kernel - Re: [PATCH] ALSA: drivers: make array 'names' const, reduces object code size

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Date:   Mon, 27 Nov 2017 20:51:00 +0100
From:   Takashi Iwai <tiwai@...e.de>
To:     "Colin King" <colin.king@...onical.com>
Cc:     <alsa-devel@...a-project.org>, "Jaroslav Kysela" <perex@...ex.cz>,
        <kernel-janitors@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] ALSA: drivers: make array 'names' const, reduces object code size

On Mon, 27 Nov 2017 13:58:51 +0100,
Colin King wrote:
> 
> From: Colin Ian King <colin.king@...onical.com>
> 
> Don't populate array 'names' on the stack but instead make them static.
> Makes the object code smaller by 50 bytes:
> 
> Before:
>    text	   data	    bss	    dec	    hex	filename
>   21237	   9192	   1120	  31549	   7b3d	linux/sound/drivers/dummy.o
> 
> After:
>    text	   data	    bss	    dec	    hex	filename
>   21095	   9280	   1120	  31495	   7b07	linux/sound/drivers/dummy.o
> 
> (gcc version 7.2.0 x86_64)
> 
> Signed-off-by: Colin Ian King <colin.king@...onical.com>

Applied, thanks.


Takashi