@@ -103,6 +103,8 @@ void starpu_data_register(starpu_data_handle *handleptr, uint32_t home_node,
void *interface,
struct starpu_data_interface_ops_t *ops);
+extern struct starpu_data_interface_ops_t _starpu_interface_matrix_ops;
+
/* "node" means memory node: 0 for main RAM, then 1, 2, etc. for various GPUs,
* etc.
*
