sample_positions_cb sample, get_consumed_cb get_consumed,
get_produced_cb get_produced)
{
sample_positions_cb sample, get_consumed_cb get_consumed,
get_produced_cb get_produced)
{
struct lttng_ht_iter iter;
struct lttng_consumer_stream *stream;
bool empty_channel = true;
struct lttng_ht_iter iter;
struct lttng_consumer_stream *stream;
bool empty_channel = true;