diff --git a/nova/tests/unit/virt/libvirt/volume/test_fibrechannel.py b/nova/tests/unit/virt/libvirt/volume/test_fibrechannel.py
index 5bea62525bb1..a6dbf233a23f 100644
--- a/nova/tests/unit/virt/libvirt/volume/test_fibrechannel.py
+++ b/nova/tests/unit/virt/libvirt/volume/test_fibrechannel.py
@@ -42,3 +42,18 @@ class LibvirtFibreChannelVolumeDriverTestCase(
     @mock.patch.object(platform, 'machine', return_value=arch.S390X)
     def test_libvirt_fibrechan_driver_s390x(self, mock_machine):
         self._test_libvirt_fibrechan_driver_s390()
+
+    def test_libvirt_fibrechan_driver_get_config(self):
+        libvirt_driver = fibrechannel.LibvirtFibreChannelVolumeDriver(
+                                                                self.fake_conn)
+
+        device_path = '/dev/fake-dev'
+        connection_info = {'data': {'device_path': device_path}}
+
+        conf = libvirt_driver.get_config(connection_info, self.disk_info)
+        tree = conf.format_dom()
+
+        self.assertEqual('block', tree.get('type'))
+        self.assertEqual(device_path, tree.find('./source').get('dev'))
+        self.assertEqual('raw', tree.find('./driver').get('type'))
+        self.assertEqual('native', tree.find('./driver').get('io'))
diff --git a/nova/tests/unit/virt/libvirt/volume/test_iscsi.py b/nova/tests/unit/virt/libvirt/volume/test_iscsi.py
index 84469407d9f5..cc14063e1696 100644
--- a/nova/tests/unit/virt/libvirt/volume/test_iscsi.py
+++ b/nova/tests/unit/virt/libvirt/volume/test_iscsi.py
@@ -74,3 +74,17 @@ Setting up iSCSI targets: unused
             # we don't care what the log message is, we just want to make sure
             # our stub method is called which asserts the password is scrubbed
             self.assertTrue(debug_mock.called)
+
+    def test_libvirt_iscsi_driver_get_config(self):
+        libvirt_driver = iscsi.LibvirtISCSIVolumeDriver(self.fake_conn)
+
+        device_path = '/dev/fake-dev'
+        connection_info = {'data': {'device_path': device_path}}
+
+        conf = libvirt_driver.get_config(connection_info, self.disk_info)
+        tree = conf.format_dom()
+
+        self.assertEqual('block', tree.get('type'))
+        self.assertEqual(device_path, tree.find('./source').get('dev'))
+        self.assertEqual('raw', tree.find('./driver').get('type'))
+        self.assertEqual('native', tree.find('./driver').get('io'))
diff --git a/nova/tests/unit/virt/libvirt/volume/test_nfs.py b/nova/tests/unit/virt/libvirt/volume/test_nfs.py
index 992f787f7e67..5b05df8b173f 100644
--- a/nova/tests/unit/virt/libvirt/volume/test_nfs.py
+++ b/nova/tests/unit/virt/libvirt/volume/test_nfs.py
@@ -87,6 +87,7 @@ class LibvirtNFSVolumeDriverTestCase(test_volume.LibvirtVolumeBaseTestCase):
         tree = conf.format_dom()
         self._assertFileTypeEquals(tree, file_path)
         self.assertEqual('raw', tree.find('./driver').get('type'))
+        self.assertEqual('native', tree.find('./driver').get('io'))
 
     def test_libvirt_nfs_driver_already_mounted(self):
         libvirt_driver = nfs.LibvirtNFSVolumeDriver(self.fake_conn)
diff --git a/nova/virt/libvirt/volume/fibrechannel.py b/nova/virt/libvirt/volume/fibrechannel.py
index fdda66d2e2da..8e9535a8d35b 100644
--- a/nova/virt/libvirt/volume/fibrechannel.py
+++ b/nova/virt/libvirt/volume/fibrechannel.py
@@ -45,6 +45,7 @@ class LibvirtFibreChannelVolumeDriver(libvirt_volume.LibvirtBaseVolumeDriver):
 
         conf.source_type = "block"
         conf.source_path = connection_info['data']['device_path']
+        conf.driver_io = "native"
         return conf
 
     def connect_volume(self, connection_info, disk_info):
diff --git a/nova/virt/libvirt/volume/iscsi.py b/nova/virt/libvirt/volume/iscsi.py
index 147607fe72b3..10009a7b7ef5 100644
--- a/nova/virt/libvirt/volume/iscsi.py
+++ b/nova/virt/libvirt/volume/iscsi.py
@@ -75,6 +75,7 @@ class LibvirtISCSIVolumeDriver(libvirt_volume.LibvirtBaseVolumeDriver):
                      self).get_config(connection_info, disk_info)
         conf.source_type = "block"
         conf.source_path = connection_info['data']['device_path']
+        conf.driver_io = "native"
         return conf
 
     def connect_volume(self, connection_info, disk_info):
diff --git a/nova/virt/libvirt/volume/nfs.py b/nova/virt/libvirt/volume/nfs.py
index c186ccce3174..86f1d9f3971b 100644
--- a/nova/virt/libvirt/volume/nfs.py
+++ b/nova/virt/libvirt/volume/nfs.py
@@ -52,6 +52,7 @@ class LibvirtNFSVolumeDriver(fs.LibvirtBaseFileSystemVolumeDriver):
         conf.source_type = 'file'
         conf.source_path = connection_info['data']['device_path']
         conf.driver_format = connection_info['data'].get('format', 'raw')
+        conf.driver_io = "native"
         return conf
 
     def connect_volume(self, connection_info, disk_info):