Re: [PATCH 5/7] Alter get_order() so that it can make use of ilog2() on a constant [try #3]

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Hi David,

On Wed, 13 Sep 2006 19:35:31 +0100 David Howells <[email protected]> wrote:
>
> diff --git a/include/asm-generic/page.h b/include/asm-generic/page.h
> index a96b5d9..a7e374e 100644
> --- a/include/asm-generic/page.h
> +++ b/include/asm-generic/page.h
> @@ -6,20 +6,6 @@ #ifndef __ASSEMBLY__
>  
>  #include <linux/compiler.h>
>  
> -/* Pure 2^n version of get_order */
> -static __inline__ __attribute_const__ int get_order(unsigned long size)
> -{
> -	int order;
> -
> -	size = (size - 1) >> (PAGE_SHIFT - 1);
> -	order = -1;
> -	do {
> -		size >>= 1;
> -		order++;
> -	} while (size);
> -	return order;
> -}
> -
>  #endif	/* __ASSEMBLY__ */
>  #endif	/* __KERNEL__ */

After this patch, you don't need to include <linux/compiler.h> any more
(and, in fact, the file ends up essentially empty).  Is there a good
reason to move this function out of asm-generic/page.h?

-- 
Cheers,
Stephen Rothwell                    [email protected]
http://www.canb.auug.org.au/~sfr/
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