No need to notify libvirtd for guests startup/shutdown changes.

libvirt/manifests/init.pp

@@ -90,7 +90,6 @@ class libvirt::kvm inherits libvirt::client {
                 group   => "root",
                 content => template("libvirt/sysconfig-libvirt-guests.erb"),
                 require => Package["libvirt"],
-                notify  => Service["libvirtd"],
             }
         }
         default: {
@@ -112,6 +111,5 @@ class libvirt::kvm inherits libvirt::client {
         ensure => running,
         enable => true,
     }
-
 }