[Fedora-xen] Plans for paravirt_ops kernel-xen

[Pasi Kärkkäinen]

On Thu, Mar 06, 2008 at 03:29:17PM +0000, Mark McLoughlin wrote:
> Hi,
>         Fedora's Xen hackers have been working hard towards switching
> our kernel-xen package from a forward-ported Xensource kernel tree to a
> state-of-the-art upstream, paravirt_ops based, kernel in Fedora 9 as
> described here:
> 
>   http://fedoraproject.org/wiki/Features/XenPvops
>   http://www.redhat.com/archives/fedora-xen/2007-November/msg00106.html
> 
>         Some great progress has been made, and tomorrow's rawhide will
> have a kernel-xen update with:
> 
>   + A very recent 2.6.25-rc4 base
> 
>   + Xen paravirt_ops DomU from upstream
> 
>   + x86_64 Xen paravirt_ops DomU support
> 
>   + Paravirt framebuffer
> 
>         However, although the Dom0 paravirt_ops work is well advanced at
> this point, we still don't have backend drivers or x86_64 Dom0 working.
> 
>         With the feature freeze looming next week, we have make the
> difficult decision to focus the Fedora 9 efforts on DomU and postpone
> the inclusion of paravirt_ops Dom0 support.
>

First I'd like to thank you guys for doing this work. I think it's very
important to get good Xen support working and integrated into upstream kernel.

Was there some specific problem/bug about dom0 support (backend drivers and
x86-64), or just not enough time? 

Thanks!

-- Pasi