This patch adds a short description of xen-pvdevice to
pci-device-reservations.txt, which contains the canonical list
of device IDs that may be used to create xen-pvdevice instances.
Signed-off-by: Paul Durrant <paul.durrant@citrix.com>
Acked-by: Ian Campbell <ian.campbell@citrix.com>
[ ijc -- ran expand to de-tabbify ]