This posting is actually responding recent entry in Martin's Blog
Martin states:-
Then I tried out a number of current linux distributions, but except for openSuSE none had a dom0 kernel out of the box which really is a shame. Seems I need to look more closely into KVM with virtio support
Set up OSOL PV Guests (build<=131) via virsh on Xen 3.4.3 Dom0 on top of Ubuntu 9.10 Server
http://bderzhavets.wordpress.com –