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Use node device update event support

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API will be available in upcoming libvirt 2.2.0
This commit is contained in:
Jovanka Gulicoska 2016-08-17 10:32:36 +02:00 committed by Cole Robinson
parent 64c286e68b
commit bc42fac710
1 changed files with 17 additions and 0 deletions
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17
virtManager/connection.py
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@ -809,6 +809,18 @@ class vmmConnection(vmmGObject):
self.schedule_priority_tick(pollnodedev=True, force=True)
def _node_device_update_event(self, conn, dev, userdata):
ignore = conn
ignore = userdata
name = dev.name()
logging.debug("node device update event: device=%s", name)
obj = self.get_nodedev(name)
if obj:
self.idle_add(obj.recache_from_event_loop)
def _add_conn_events(self):
if not self.check_support(support.SUPPORT_CONN_WORKING_XEN_EVENTS):
return
@ -884,9 +896,14 @@ class vmmConnection(vmmGObject):
raise RuntimeError("FORCE_DISABLE_EVENTS = True")
eventid = getattr(libvirt, "VIR_NODE_DEVICE_EVENT_ID_LIFECYCLE", 0)
updateid = getattr(libvirt, "VIR_NODE_DEVICE_EVENT_ID_UPDATE", 1)
self._node_device_cb_ids.append(
self.get_backend().nodeDeviceEventRegisterAny(
None, eventid, self._node_device_lifecycle_event, None))
self._node_device_cb_ids.append(
self.get_backend().nodeDeviceEventRegisterAny(
None, updateid, self._node_device_update_event, None))
self.using_node_device_events = True
logging.debug("Using node device events")
except Exception, e: