-int kernel_create_metadata_stream(struct ltt_kernel_session *session);
-int kernel_create_channel_stream(struct ltt_kernel_channel *channel);
+int kernel_open_metadata_stream(struct ltt_kernel_session *session);
+int kernel_open_channel_stream(struct ltt_kernel_channel *channel);
+int kernel_flush_buffer(struct ltt_kernel_channel *channel);
+int kernel_metadata_flush_buffer(int fd);