linux-kernel - Re: Fwd: domU lenny not working: BUG: unable to handle kernel paging request at e7437cc0

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Date:	Tue, 26 Aug 2008 07:06:31 +0100
From:	Ian Campbell <ijc@...lion.org.uk>
To:	Jeremy Fitzhardinge <jeremy@...p.org>
Cc:	Sally-Anne Edwards <sallyanne.edwards@...glemail.com>,
	linux-kernel@...r.kernel.org
Subject: Re: Fwd: domU lenny not working: BUG: unable to handle
	kernel	paging request at e7437cc0

On Mon, 2008-08-25 at 13:59 -0700, Jeremy Fitzhardinge wrote:
> Ian Campbell wrote:
> > On Mon, 2008-08-25 at 20:46 +0100, Ian Campbell wrote:
> >   
> >> I thought the tools did this (so expected the Lenny tools to be
> >> correct) but looking at the code it seems it is the domain 0 kernel
> >> which does it.
> >>     
> >
> > Uh, I'm thinking backwards here. It's the frontend which writes it but
> > the backend needs to understand it which the Etch kernel does not.
> >
> > Unfortunately this means that writing the protocol node as I suggest
> > won't work.
> >
> > Only thing I can recommend at the moment is to use a kernel which does
> > have this (i.e. one from
> > http://xenbits.xensource.com/linux-2.6.18-xen.hg) or to use a 32 bit
> > Etch kernel if you want to run 32 bit guests.
> 
> Or run a 64-bit domU kernel?  Should work fine with a 32-bit userspace.

Unfortunately Debian has settled on 2.6.26 for the Lenny release so no
64 bit support.

Ian.

-- 
Ian Campbell

Look, we play the Star Spangled Banner before every game.  You want us
to pay income taxes, too?
		-- Bill Veeck, Chicago White Sox

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