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Re: [Xen-devel] CONFIG_XEN_COMPAT_030002 broken?

from [Keir Fraser] [Permanent Link][Original]
To: Gerd Hoffmann <kraxel@xxxxxxx>, Xen devel list <xen-devel@xxxxxxxxxxxxxxxxxxx>
Subject: Re: [Xen-devel] CONFIG_XEN_COMPAT_030002 broken?
From: Keir Fraser <keir@xxxxxxxxxxxxx>
Date: Mon, 13 Nov 2006 16:40:11 +0000
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On 13/11/06 16:09, "Gerd Hoffmann" <kraxel@xxxxxxx> wrote:

>> $subject says all.  Running latest bits from the 3.0.2 testing tree,
>> trying to boot a 3.0.3 linux guest kernel with the compat option
>> enabled, doesn't boot on x86_64 (32bit works ok).  Kernel dies very
>> early at boot:
> 
> changeset 11226 is the culprit (stop setting _PAGE_USER for kernel pages).

To fix this we'd need to make all the KERNPG_XXX macros into variables and
poke in PAGE_USER if running on an older version of Xen.

 -- Keir


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