linux-kernel - Re: linux-next: build failure after merge of the regulator tree

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Date:	Thu, 21 Jun 2012 16:20:46 +0800
From:	Axel Lin <axel.lin@...il.com>
To:	"Kim, Milo" <Milo.Kim@...com>
Cc:	Mark Brown <broonie@...nsource.wolfsonmicro.com>,
	Stephen Rothwell <sfr@...b.auug.org.au>,
	"linux-next@...r.kernel.org" <linux-next@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Stephen Warren <swarren@...dotorg.org>,
	"Girdwood, Liam" <lrg@...com>
Subject: Re: linux-next: build failure after merge of the regulator tree

2012/6/21 Kim, Milo <Milo.Kim@...com>:
>> Caused by commit 809d310c7e69 ("regulator: lp872x: Don't allow modular
>> build") but that was done to fix a different build problem.
>
> Sorry for this conflict.
>
> Build config of lp872x driver has been changed as tristate.
> And related undefined symbol error has been fixed.
> (don't use devm_gpio_request_one() at this moment because it can not be exported.)

I don't think this is the good way, other drivers may have this build problem.
I think we can fix it by having the patch exporting
devm_gpio_request_one upstrem ASAP.

BTW, In yesterday's linux-next tree, Andrew has below commit.

commit a291ede7be8359a8986740b11b93f9c80e40210b
Author: Andrew Morton <akpm@...ux-foundation.org>
Date:   Wed Jun 20 09:55:47 2012 +1000

    backlight-l4f00242t03-use-devm_gpio_request_one-fix

    export devm_gpio_request_one() to modules

    Cc: Alberto Panizzo <alberto@...rulasolutions.com>
    Cc: Jingoo Han <jg1.han@...sung.com>
    Cc: Richard Purdie <rpurdie@...ys.net>
    Cc: Grant Likely <grant.likely@...retlab.ca>
    Signed-off-by: Andrew Morton <akpm@...ux-foundation.org>

Regards,
Axel
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