domain.xml.erb in vagrant-libvirt-0.0.5

- old
+ new

@@ -1,8 +1,16 @@
 <domain type='<%= @domain_type %>'>
   <name><%= @name %></name>
   <memory><%= @memory_size %></memory>
   <vcpu><%= @cpus %></vcpu>
+
+  <% if @nested %>
+    <cpu match='exact'>
+      <model>core2duo</model>
+      <feature policy='require' name='vmx'/>
+    </cpu>
+  <% end %>
+
   <os>
     <type arch='x86_64'>hvm</type>
     <boot dev='hd'/>
   </os>
   <features>