On Mon, 2007-03-12 at 18:23 +0000, Andy Whitcroft wrote:
>
> + /* The target page is in the block, ignore it. */
> + if (unlikely(pfn == page_pfn))
> + continue;
> +#ifdef CONFIG_HOLES_IN_ZONE
> + /* Avoid holes within the zone. */
> + if (unlikely(!pfn_valid(pfn)))
> + break;
> +#endif
Would having something like:
static inline int pfn_in_zone_hole(unsigned long pfn)
{
#ifdef CONFIG_HOLES_IN_ZONE
if (unlikely(!pfn_valid(pfn)))
return 1;
#endif
return 0;
}
help us out? page_is_buddy() and page_is_consistent() appear to do the
exact same thing, with the same #ifdef.
-- Dave
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