nvdev_trace
nvdev_trace(device, "%s running...\n", action);
nvdev_trace(device, "%s completed in %lldus...\n", action, time);
nvdev_trace(device, "%s failed with %d\n", action, ret);
nvdev_trace(device, "preinit running...\n");
nvdev_trace(device, "preinit completed in %lldus\n", time);
nvdev_trace(device, "init running...\n");
nvdev_trace(device, "init completed in %lldus\n", time);