linux-kernel - Re: linux-next: ubi tree build failure

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Message-ID: <4A265DF6.3070602@nokia.com>
Date:	Wed, 03 Jun 2009 14:26:46 +0300
From:	Artem Bityutskiy <Artem.Bityutskiy@...ia.com>
To:	Stephen Rothwell <sfr@...b.auug.org.au>
CC:	"linux-next@...r.kernel.org" <linux-next@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Dmitry Pervushin <dpervushin@...eddedalley.com>
Subject: Re: linux-next: ubi tree build failure

Stephen Rothwell wrote:
> Today's linux-next build (powerpc ppc44x_defconfig) failed like this:
> 
> drivers/mtd/ubi/gluebi.c: In function 'gluebi_get_device':
> drivers/mtd/ubi/gluebi.c:126: error: implicit declaration of function 'IS_ERR'
> drivers/mtd/ubi/gluebi.c:129: error: implicit declaration of function 'PTR_ERR'

It is strange that I do not see these errors on my x86_86

> Introduced by commit ec5c514efde253de7f28668c88bbae26d2a293de ("UBI: make
> gluebi a separate module") from the ubi tree.  I guess the conversion
> managed to remove an implicit include of linux/err.h.
> 
> I have reverted that commit for today.  I then needed to also revert
> commit 518ceef0c9ca97023e45ae46aedaefa240c690a6 ("UBI: remove built-in
> gluebi") to make it build again.

Hmm, this means bisection problems, which I'd also like to fix.
But this commit builds just fine for me as well. Would be nice
to see what are the errors.

Any suggestions what I could do to reproduce the build issues?
I'll try at least now to build this on x86 (32-bit). 

-- 
Best Regards,
Artem Bityutskiy (Артём Битюцкий)
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