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Re: [Xen-devel] [bug] pv-grub doesn't run on rhel5

To: Gerd Hoffmann <kraxel@xxxxxxxxxx>
Subject: Re: [Xen-devel] [bug] pv-grub doesn't run on rhel5
From: Samuel Thibault <samuel.thibault@xxxxxxxxxxxxx>
Date: Thu, 14 Aug 2008 15:28:49 +0100
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Gerd Hoffmann, le Thu 14 Aug 2008 16:18:21 +0200, a écrit :
> Samuel Thibault wrote:
> > Gerd Hoffmann, le Thu 14 Aug 2008 14:20:59 +0200, a écrit :
> >> Samuel Thibault wrote:
> >>>> Guess more recent xen versions are less picky here and just silenly
> >>>> fixup this?
> >>> No, the check is still there, and I wonder how flags 6 could make it to
> >>> L3 flags.  Could you send me your mini-os.gz image?
> >> Attached.
> > 
> > I have no problem running it under xen 3.3 indeed.  Are you able to run
> > the 3.3 mini-os itself for instance?
> That runs fine.  It doesn't touch address space above 1gb though, thus
> it has no need to touch the pae pgd.

That's possible indeed.

The problem is a bug in the hypervisor's mod_l3_entry which calls
adjust_guest_l3e before calling get_page_from_l3e, see c/s 17061.  Is it
possible for you to backport the patch?


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