began to add pack/unpack

src/datawizard/copy_driver.c

@@ -398,11 +398,17 @@ static int copy_data_1_to_1_generic(starpu_data_handle_t handle,
 #endif
 
 	case _STARPU_MEMORY_NODE_TUPLE(STARPU_CPU_RAM,STARPU_DISK_RAM):
-		copy_methods->any_to_any(src_interface, src_node, dst_interface, dst_node, req ? &req->async_channel : NULL);
+		if(copy_methods->any_to_any)
+			copy_methods->any_to_any(src_interface, src_node, dst_interface, dst_node, req ? &req->async_channel : NULL);
+		else
+			STARPU_ABORT();
 		break;
 		
 	case _STARPU_MEMORY_NODE_TUPLE(STARPU_DISK_RAM,STARPU_CPU_RAM):
-		copy_methods->any_to_any(src_interface, src_node, dst_interface, dst_node, req ? &req->async_channel : NULL);
+		if(copy_methods->any_to_any)
+			copy_methods->any_to_any(src_interface, src_node, dst_interface, dst_node, req ? &req->async_channel : NULL);
+		else
+			STARPU_ABORT();
 		break;
 
 	case _STARPU_MEMORY_NODE_TUPLE(STARPU_DISK_RAM,STARPU_DISK_RAM):