Force priority of data__cpy

src/util/starpu_data_cpy.c

@@ -155,7 +155,7 @@ int _starpu_data_cpy(starpu_data_handle_t dst_handle, starpu_data_handle_t src_h
 	task->cl_arg = interface_id;
 	task->cl_arg_size = sizeof(*interface_id);
 	task->cl_arg_free = 1;
-
+	task->priority = STARPU_MAX_PRIO; //TODO: make it as a parameter
 	task->callback_func = callback_func;
 	task->callback_arg = callback_arg;