From mboxrd@z Thu Jan  1 00:00:00 1970
From: Dave Hansen <haveblue@us.ibm.com>
Subject: Re: [patch 4/9] Guest page hinting: volatile swap cache.
Date: Fri, 01 Sep 2006 07:58:33 -0700
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References: <20060901111006.GE15684@skybase>
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To: Martin Schwidefsky <schwidefsky@de.ibm.com>
Cc: linux-kernel@vger.kernel.org, virtualization@lists.osdl.org, akpm@osdl.org, nickpiggin@yahoo.com.au, frankeh@watson.ibm.com, rhim@cc.gateh.edu
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On Fri, 2006-09-01 at 13:10 +0200, Martin Schwidefsky wrote:
> +#if defined(CONFIG_PAGE_STATES)

This is a bit odd.  Why not use an #ifdef like the rest of the kernel?
 
-- Dave