--- a/linux-2.6-xen-sparse/drivers/xen/netback/loopback.c	2007-01-26 09:22:29.000000000 -0700
+++ b/linux-2.6-xen-sparse/drivers/xen/netback/loopback.c	2007-01-26 09:24:32.000000000 -0700
@@ -297,7 +297,7 @@
 	int i, err = 0;
 
 	if (nloopbacks == -1)
-		nloopbacks = is_initial_xendomain() ? 4 : 0;
+		nloopbacks = is_initial_xendomain() ? 8 : 0;
 
 	for (i = 0; i < nloopbacks; i++)
 		if ((err = make_loopback(i)) != 0)