int kernel_metadata_flush_buffer(int fd);
int kernel_start_session(struct ltt_kernel_session *session);
int kernel_stop_session(struct ltt_kernel_session *session);
-ssize_t kernel_list_events(int tracer_fd, char **event_list);
+ssize_t kernel_list_events(int tracer_fd, struct lttng_event **event_list);
void kernel_wait_quiescent(int fd);
+int kernel_calibrate(int fd, struct lttng_kernel_calibrate *calibrate);
#endif /* _LTT_KERNEL_CTL_H */