Xen Virtualization on Linux and Solaris: "In meantime Xen 4.0.1 is available via rawhide repositories . Been installed along with 2.6.32.21 pvops kernel and the most recent libvirt 0.8.3 on top of F14 (rawhide) via just several yum install commands,it doesn't require any longer to build xen rpms using corresponding xen-4.0.1-1.f14.src.rpm."