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From: Jeremy Fitzhardinge <jeremy@goop.org>
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To: Ian Campbell <ijc@hellion.org.uk>
CC: Ingo Molnar <mingo@elte.hu>, "H. Peter Anvin" <hpa@zytor.com>,
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       linux-kernel@vger.kernel.org, Thomas Gleixner <tglx@linutronix.de>,
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       "Eric W. Biederman" <ebiederm@xmission.com>
Subject: Re: [PATCH] x86: Construct 32 bit boot time page tables in native
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Ian Campbell wrote:
> FYI, CONFIG_DEBUG_PAGEALLOC+PAE is broken. I'll dig in but it might be
> the weekend before I get a chance (there's a beer festival in town ;-)).
>   

I'm poking around trying to get Xen working again as well; I may end up 
fixing it in passing.

At the moment I've got a problem with early_ioremap's bt_pte[] array 
ending up hanging around in init's pagetable, which Xen is most unhappy 
about.

    J