int kernel_create_event(struct lttng_event *ev, struct ltt_kernel_channel *channel);
int kernel_disable_event(struct ltt_kernel_event *event);
int kernel_enable_event(struct ltt_kernel_event *event);
+int kernel_enable_channel(struct ltt_kernel_channel *chan);
int kernel_open_metadata(struct ltt_kernel_session *session);
int kernel_open_metadata_stream(struct ltt_kernel_session *session);
int kernel_open_channel_stream(struct ltt_kernel_channel *channel);