linux-kernel - Re: 2.6.22-rc4-mm2

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Date:	Thu, 7 Jun 2007 00:34:04 -0700
From:	William Lee Irwin III <wli@...omorphy.com>
To:	Andrew Morton <akpm@...ux-foundation.org>
Cc:	linux-kernel@...r.kernel.org, Mel Gorman <mel@....ul.ie>
Subject: Re: 2.6.22-rc4-mm2

On Thu, Jun 07, 2007 at 12:19:22AM -0700, Andrew Morton wrote:
> hm, OK, this seems to work:
[...]
> -#ifdef CONFIG_HIGHMEM
> +#if defined(CONFIG_HIGHMEM) && defined(CONFIG_ARCH_POPULATES_NODE_MAP)
>  	return movable_zone == ZONE_HIGHMEM;
>  #else
>  	return 0;
> _
> (the first ifdef is just there to trip things at compile time rather than
> link time)

I guess it's not the arch's fault after all. I probably would've
conditionally out-of-lined the thing so as never to expose movable_zone
but this will do just fine.


-- wli
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