xenfs: enable for HVM domains too

Signed-off-by: NJeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>

drivers/xen/xenfs/super.c

@@ -65,7 +65,7 @@ static struct file_system_type xenfs_type = {
 
 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 int __init xenfs_init(void)
 
 static void __exit xenfs_exit(void)
 {
-	if (xen_pv_domain())
+	if (xen_domain())
 		unregister_filesystem(&xenfs_type);
 }