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

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Date:	Thu, 21 Jun 2012 21:04:12 +1000
From:	Stephen Rothwell <sfr@...b.auug.org.au>
To:	Andrew Morton <akpm@...ux-foundation.org>
Cc:	"Kim, Milo" <Milo.Kim@...com>,
	Mark Brown <broonie@...nsource.wolfsonmicro.com>,
	<linux-next@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
	Stephen Warren <swarren@...dotorg.org>,
	"Girdwood, Liam" <lrg@...com>, axel.lin@...il.com,
	Alberto Panizzo <alberto@...rulasolutions.com>,
	Jingoo Han <jg1.han@...sung.com>,
	Richard Purdie <rpurdie@...ys.net>,
	Grant Likely <grant.likely@...retlab.ca>
Subject: Re: linux-next: build failure after merge of the regulator tree

Hi Andrew,

On Thu, 21 Jun 2012 16:20:46 +0800 Axel Lin <axel.lin@...il.com> wrote:
>
> 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>

This export is needed for a patch in the regulator tree, so can we have
that patch sent to Linus ASAP, please?

-- 
Cheers,
Stephen Rothwell                    sfr@...b.auug.org.au

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