Perfect the file information(trivial)
Perfect the file information(trivial)

This patch is aim to perfect this file,it modify some invalid command
for volume operation.

Change-Id: Icf99761a2ad7a97aac77488607ccf0b440ae80ef

openstack/openstack-manuals,openstack/openstack-manuals,openstack/openstack-manuals,openstack/openstack-manuals