Comment # 6 on bug 854343 from James Fehlig

Sorry for the long delay. I've submitted the following spec file fix to
openSUE13.2,Leap,Factory/Tumbleweed

Index: libvirt.spec
===================================================================
--- libvirt.spec        (revision 18)
+++ libvirt.spec        (working copy)
@@ -1601,13 +1601,29 @@
 %postun daemon
 /sbin/ldconfig
 %if %{with_systemd}
-%service_del_postun libvirtd.service
-%service_del_postun virtlockd.service virtlockd.socket
+# On upgrade, defer restarting daemons until %posttrans
+if test $1 -eq 0 ; then
+    for service in libvirtd virtlockd ; do
+        rm -f "/var/lib/systemd/migrated/$service" 2> /dev/null || :
+    done
+    /usr/bin/systemctl daemon-reload >/dev/null 2>&1 || :
+fi
 %else
 %restart_on_update libvirtd
 %restart_on_update virtlockd
 %endif
 %insserv_cleanup
+
+%posttrans daemon
+# All connection drivers should be installed post transaction.
+# Time to restart daemons.
+%if %{with_systemd}
+if test "$YAST_IS_RUNNING" != "instsys" -a "$DISABLE_RESTART_ON_UPDATE" != yes
; then
+    for service in libvirtd virtlockd ; do
+        /usr/bin/systemctl try-restart ${service}.service >/dev/null 2>&1 || :
+    done
+fi
+%endif

 %if %{with_network}
 %post daemon-config-network

The Factory/Tumbleweed version also has virtlogd in the 'service' list. Look
for the fix in future maint updates of 13.2/Leap and next Tumbleweed.