--- linux-2.6.14.3/fs/nfs/nfsroot.c     2005-11-24 23:10:21.000000000 +0100
+++ linux/fs/nfs/nfsroot.c      2005-11-28 14:50:59.223111632 +0100
@@ -276,6 +277,7 @@
                                nfs_data.flags |= NFS_MOUNT_NOACL;
                                break;
                        default :
+                               printk(KERN_WARNING "Root-NFS: unknown option: %s\n", p);
                                return 0;
                }
        }