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From: Trammell Hudson <hudson@osresearch.net>
To: xen-devel@lists.xensource.com
Subject: Re: Setting page type for GDT page
Date: Fri, 31 Aug 2007 12:39:16 -0400	[thread overview]
Message-ID: <20070831163916.GN13786@osresearch.net> (raw)
In-Reply-To: <C2FDFE95.1519D%Keir.Fraser@cl.cam.ac.uk>

On Fri, Aug 31, 2007 at 05:21:25PM +0100, Keir Fraser wrote:
> The type code disagrees with you. There's still a writable mapping lurking
> somewhere. Perhaps not in the page tables you are running on, though. What
> do you do with the page tables that the domain builder provides you?

Nothing, so that's a very good possibility.  The domU has already
switched to its new basetable pointer, but the old L1 page tables
must be out there, somewhere, and are stil validated.

Thanks!
-- Trammell

  reply	other threads:[~2007-08-31 16:39 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-08-31 16:15 Setting page type for GDT page Trammell Hudson
2007-08-31 16:21 ` Keir Fraser
2007-08-31 16:39   ` Trammell Hudson [this message]
2007-08-31 17:51     ` Keir Fraser

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