Description of problem: unsupported driver name 'phy'

Traceback (most recent call last):
  File "/usr/share/virt-manager/virtManager/engine.py", line 567, in run_domain
    vm.startup()
  File "/usr/share/virt-manager/virtManager/domain.py", line 652, in startup
    self.vm.create()
  File "/usr/lib64/python2.6/site-packages/libvirt.py", line 293, in create
    if ret == -1: raise libvirtError ('virDomainCreate() failed', dom=self)
libvirtError: internal error unsupported driver name 'phy' for disk '/dev/sr0'


Version-Release number of selected component (if applicable):
kernel-2.6.31-0.125.4.2.rc5.git2.fc12.x86_64
libvirt-0.7.0-4.fc12.x86_64


How reproducible:


Steps to Reproduce:
1. Create new VM maching
2. Insert x86_32 disk and start new VM
3.
  
Actual results:
DVD drive is not recognized by new VM.  Host computer boots OK from same disk.

Expected results:
Would expect VM guest to boot DVD OK too.

Additional info: