linux-kernel - Re: [PATCH] add consts where appropriate in sound/pci/hda/*

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Date:	Fri, 14 Sep 2007 23:12:03 +0100
From:	Denys Vlasenko <vda.linux@...glemail.com>
To:	Takashi Iwai <tiwai@...e.de>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] add consts where appropriate in sound/pci/hda/*

On Friday 14 September 2007 18:48, Denys Vlasenko wrote:
> There is a lot of data structures in that code,
> and most of them seems to be read-only.
> 
> I added const modifiers to most of such places:
> 
>    text    data     bss     dec     hex filename
>  106315  179564      36  285915   45cdb snd-hda-intel.o
>  283051    2624      36  285711   45c0f snd-hda-intel_patched.o
> 
> Patch is attached.
> 
> It moves "static struct hda_codec_preset *hda_preset_tables[]"
> from hda_patch.h to hda_codec.c, and then adds
> #include "hda_patch.h"
> in a few .c files so that definitions of e.g.
> const struct hda_codec_preset snd_hda_preset_analog[]
> are checked to match declarations in hda_patch.h
> 
> The rest of the patch (bulk of it) adds "const"
> in many places.
> 
> Patch is compile tested. Please apply.

After additional testing I found a place where
I forgot to add 'const', and build throws warnings
at me.

Updated patch is attached.

Signed-off-by: Denys Vlasenko <vda.linux@...glemail.com>
--
vda

Download attachment "constify_hda_codec_v2.diff.bz2" of type "application/x-bzip2" (18943 bytes)