c5c1b93d21
With the NFS, FC, and iSCSI Cinder volume backends, Nova explicitly sets AIO mode ``io=native`` in the Libvirt guest XML. Operators may set this option to True in order to defer AIO mode selection to QEMU if forcing ``io=native`` is not desired. Closes-Bug: #2129788 Change-Id: I6e51706b5cb8be5becebbafe9108df1ba9e0f69f Signed-off-by: melanie witt <melwittt@gmail.com>