fix reboot command to work even if a host is rebooted

1 files changed, 3 insertions, 1 deletions

diff --git a/nova/virt/libvirt_conn.py b/nova/virt/libvirt_conn.py
index ad101db2a..845167d9f 100644
--- a/nova/virt/libvirt_conn.py
+++ b/nova/virt/libvirt_conn.py
@@ -40,6 +40,7 @@ import logging
 import os
 import shutil
 
+from eventlet import greenthread
 from eventlet import event
 from eventlet import tpool
 
@@ -183,7 +184,8 @@ class LibvirtConnection(object):
         #               everything has been vetted a bit
         def _wait_for_timer():
             timer_done.wait()
-            self._cleanup(instance)
+            if cleanup:
+                self._cleanup(instance)
             done.send()
 
         greenthread.spawn(_wait_for_timer)