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

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Date:	Fri, 12 Jun 2015 09:55:17 +0200
From:	Quentin Lambert <lambert.quentin@...il.com>
To:	Takashi Iwai <tiwai@...e.de>
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



On 11/06/2015 14:25, Takashi Iwai wrote:
> 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.
All right, I will send a third version following the comments you made 
on the fist version. I just wanted to propose this idea in case it 
suited you.

Quentin

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