Re: [PATCH] mm: include linux/pfn.h for PHYS_PFN definition

[Chen Gang <xili_gchen_5257@hotmail.com>]

On 11/19/15 20:41, Arnd Bergmann wrote:
> A change to asm-generic/memory_model.h caused a new build error
> in some configurations:
> 
> mach-clps711x/common.c:39:10: error: implicit declaration of function 'PHYS_PFN'
>    .pfn  = __phys_to_pfn(CLPS711X_PHYS_BASE),
> 
> This includes the linux/pfn.h header from the same file to avoid the
> error.
> 
> Signed-off-by: Arnd Bergmann <arnd@arndb.de>
> Fixes: bf1c6c9895de ("mm: add PHYS_PFN, use it in __phys_to_pfn()")
> ---
> I was listed as 'Cc' on the original patch, but don't see it in my inbox.
> 
> I can queue up the fixed version in the asm-generic tree if you like that,
> otherwise please fold this fixup into the patch, or drop it if we want to
> avoid the extra #include.
> 
> diff --git a/include/asm-generic/memory_model.h b/include/asm-generic/memory_model.h
> index c785a79d9385..5148150cc80b 100644
> --- a/include/asm-generic/memory_model.h
> +++ b/include/asm-generic/memory_model.h
> @@ -1,6 +1,8 @@
>  #ifndef __ASM_MEMORY_MODEL_H
>  #define __ASM_MEMORY_MODEL_H
>  
> +#include <linux/pfn.h>
> +

For me, it is OK, thanks.

>  #ifndef __ASSEMBLY__
>  
>  #if defined(CONFIG_FLATMEM)
> 

-- 
Chen Gang (陈刚)

Open, share, and attitude like air, water, and life which God blessed

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