linux-kernel - Re: 3.8-rc1 build failure with MIPS/SPARSEMEM

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Message-ID: <20121227121607.GA7097@blackmetal.musicnaut.iki.fi>
Date:	Thu, 27 Dec 2012 14:16:07 +0200
From:	Aaro Koskinen <aaro.koskinen@....fi>
To:	"Kirill A. Shutemov" <kirill.shutemov@...ux.intel.com>
Cc:	linux-kernel@...r.kernel.org, linux-mm@...ck.org,
	linux-mips@...ux-mips.org
Subject: Re: 3.8-rc1 build failure with MIPS/SPARSEMEM

Hi,

On Wed, Dec 26, 2012 at 02:34:35AM +0200, Kirill A. Shutemov wrote:
> On MIPS if SPARSEMEM is enabled we've got this:
> 
> In file included from /home/kas/git/public/linux/arch/mips/include/asm/pgtable.h:552,
>                  from include/linux/mm.h:44,
>                  from arch/mips/kernel/asm-offsets.c:14:
> include/asm-generic/pgtable.h: In function ‘my_zero_pfn’:
> include/asm-generic/pgtable.h:466: error: implicit declaration of function ‘page_to_section’
> In file included from arch/mips/kernel/asm-offsets.c:14:
> include/linux/mm.h: At top level:
> include/linux/mm.h:738: error: conflicting types for ‘page_to_section’
> include/asm-generic/pgtable.h:466: note: previous implicit declaration of ‘page_to_section’ was here
> 
> Due header files inter-dependencies, the only way I see to fix it is
> convert my_zero_pfn() for __HAVE_COLOR_ZERO_PAGE to macros.
> 
> Signed-off-by: Kirill A. Shutemov <kirill@...temov.name>

Thanks, this works.

Tested-by: Aaro Koskinen <aaro.koskinen@....fi>

A.
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