diff --git a/linux-2.6.11-xen-sparse/drivers/xen/netback/control.c b/linux-2.6.11-xen-sparse/drivers/xen/netback/control.c
index 7ffaa2f781..9392d5a3d2 100644
--- a/linux-2.6.11-xen-sparse/drivers/xen/netback/control.c
+++ b/linux-2.6.11-xen-sparse/drivers/xen/netback/control.c
@@ -10,6 +10,8 @@
 
 static void netif_ctrlif_rx(ctrl_msg_t *msg, unsigned long id)
 {
+    DPRINTK("Received netif backend message, subtype=%d\n", msg->subtype);
+    
     switch ( msg->subtype )
     {
     case CMSG_NETIF_BE_CREATE: