x86/PCI: Use is_vmd() rather than relying on the domain number

Use the is_vmd() predicate to identify devices below a VMD host rather than
relying on the domain number.

Signed-off-by: Jon Derrick <jonathan.derrick@intel.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
1 file changed