Re: [Xen-devel] Re: [PATCH] qemu-xen: Fix PV segfault

[Stefan de Konink <skinkie@xxxxxxxxx>]

Ian Jackson schreef:
> John Levon writes ("Re: [Xen-devel] Re: [PATCH] qemu-xen: Fix PV segfault"):
> > On Wed, Jul 02, 2008 at 10:38:32AM +0200, Gerd Hoffmann wrote:
> > > While I'm at it:  There is a patch queue with at
> > > http://kraxel.fedorapeople.org/patches/
> > >
> > > The plan is to submit that stuff upstream, so regular qemu will have xen
> > > support.  Right now the patch queue has only paravirt bits.  It comes
> > I'm confused, I thought that was the point of the qemu-xen tree
> Gerd Hoffman's tree seems to be something entirely different.  I'm not
> sure I understand what the point of it is.  The reason why everyone is
> using qemu is that it has all of the hardware emulation device models.
>
> Qemu proper (ie upstream) also uses the CPU emulator (translator,
> now).  KVM and Xen don't use that because they run the code on the
> physical CPU one way or another.
>
> Gerd Hoffman's setup doesn't use the device models, nor the CPU
> emulator.  Really as far as I can tell the only thing he wants from
> qemu is the command line parser !  This is quite bizarre as it's not a
> very good command line parser (qemu upstream are considering replacing
> it with something more data-driven and more modular).
I think the primary idea is to get away from xend, and qemu gets the job 
done.
Stefan

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