Index: uspace/srv/fs/locfs/locfs_ops.c
===================================================================
--- uspace/srv/fs/locfs/locfs_ops.c	(revision 6e5562a50605c74483afabb2b90fff85b7f3b5cc)
+++ uspace/srv/fs/locfs/locfs_ops.c	(revision fcb0d76a86a9f53c0496fdfc2f29958d5aa3fc3f)
@@ -455,4 +455,9 @@
 }
 
+static int locfs_fsprobe(service_id_t service_id, vfs_fs_probe_info_t *info)
+{
+	return ENOTSUP;
+}
+
 static int locfs_mounted(service_id_t service_id, const char *opts,
     fs_index_t *index, aoff64_t *size, unsigned *lnkcnt)
@@ -763,4 +768,5 @@
 
 vfs_out_ops_t locfs_ops = {
+	.fsprobe = locfs_fsprobe,
 	.mounted = locfs_mounted,
 	.unmounted = locfs_unmounted,