struct consumer_output *consumer,
int overwrite, uint64_t *discarded, uint64_t *lost);
int ust_app_regenerate_statedump_all(struct ltt_ust_session *usess);
-int ust_app_rotate_session(struct ltt_session *session);
+enum lttng_error_code ust_app_rotate_session(struct ltt_session *session);
static inline
int ust_app_supported(void)