xenfs: enable for HVM domains too

Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
diff --git a/drivers/xen/xenfs/super.c b/drivers/xen/xenfs/super.c
index 8924d93..78bfab0 100644
--- a/drivers/xen/xenfs/super.c
+++ b/drivers/xen/xenfs/super.c
@@ -65,7 +65,7 @@
 
 static int __init xenfs_init(void)
 {
-	if (xen_pv_domain())
+	if (xen_domain())
 		return register_filesystem(&xenfs_type);
 
 	printk(KERN_INFO "XENFS: not registering filesystem on non-xen platform\n");
@@ -74,7 +74,7 @@
 
 static void __exit xenfs_exit(void)
 {
-	if (xen_pv_domain())
+	if (xen_domain())
 		unregister_filesystem(&xenfs_type);
 }