linux-kernel - Re: [alsa-devel] [PATCH v2] ALSA: aoa: convert bus code to use dev

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Message-ID: <s5heglil9de.wl-tiwai@suse.de>
Date:	Thu, 11 Jun 2015 14:25:49 +0200
From:	Takashi Iwai <tiwai@...e.de>
To:	Quentin Lambert <lambert.quentin@...il.com>
Cc:	Johannes Berg <johannes@...solutions.net>,
	Jaroslav Kysela <perex@...ex.cz>, linux-kernel@...r.kernel.org,
	linuxppc-dev@...ts.ozlabs.org, alsa-devel@...a-project.org,
	kernel-janitors@...r.kernel.org
Subject: Re: [alsa-devel] [PATCH v2] ALSA: aoa: convert bus code to use dev_groups

At Thu, 11 Jun 2015 14:04:45 +0200,
Quentin Lambert wrote:
> 
> 
> 
> On 11/06/2015 12:02, Takashi Iwai wrote:
> > At Thu, 11 Jun 2015 10:03:38 +0200,
> > Quentin Lambert wrote:
> >>
> >> The dev_attrs field of struct bus_type is going away, use dev_groups instead.
> >> This converts the soundbus code to use the correct field.
> >>
> >> Given that all other usages of the macro define the struct attribute
> >> *xxx_attrs[] in the same file they assign the .dev_groups field, this patch
> >> merges sysfs.c into core.c.
> >>
> >> These modifications were made using Coccinelle.
> >>
> >> Signed-off-by: Quentin Lambert <lambert.quentin@...il.com>
> >> ---
> >>   Changes since v1:
> >>    - Fix the commit message to actually talk about soundbus rather than MDIO
> >>    - This version attempt to fix a problem resulting from the macro
> >>      ATTRIBUTE_GROUPS declaring the structure as static by merging sysfs.c into
> >>      core.c. I understand that this may not be the prefered solution since
> >>      Takashi suggested that adding a comment line to the previous version could
> >>      be acceptable.
> > Hmm, the patch doesn't look as mentioned here.
> > It's rather bigger than the previous patch.  Is this intentional?
> >
> Well as mentionned in the change log it is bigger because it moves the 
> code from sysfs.c to
> core.c. I realise as I am writing this that this patch should have 
> really been two patches.
> The first one removing sysfs.c and the second one removing the use of 
> the dev_attrs.

Yes, that'd be better.  OTOH, do we really need to copy many codes at
all?  I really prefer shorter changes, if possible.


Takashi
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