Fix: fd leak when closing metadata stream

[lttng-tools.git] / src / common / consumer.h

diff --git a/src/common/consumer.h b/src/common/consumer.h
index c206970bfdc778467bcdb0aa08c872d47b739ec4..84ef2719d47e55eb7abc8626cdf37b3a11da525c 100644 (file)
--- a/src/common/consumer.h
+++ b/src/common/consumer.h
@@ -57,6 +57,7 @@ enum lttng_consumer_command {
        LTTNG_CONSUMER_FLUSH_CHANNEL,
        LTTNG_CONSUMER_SNAPSHOT_CHANNEL,
        LTTNG_CONSUMER_SNAPSHOT_METADATA,
+       LTTNG_CONSUMER_STREAMS_SENT,
 };
 
 /* State of each fd in consumer */
@@ -511,7 +512,7 @@ struct lttng_consumer_global_data {
 /*
  * Init consumer data structures.
  */
-void lttng_consumer_init(void);
+int lttng_consumer_init(void);
 
 /*
  * Set the error socket for communication with a session daemon.
@@ -593,6 +594,7 @@ struct consumer_relayd_sock_pair *consumer_allocate_relayd_sock_pair(
                uint64_t net_seq_idx);
 struct consumer_relayd_sock_pair *consumer_find_relayd(uint64_t key);
 int consumer_send_relayd_stream(struct lttng_consumer_stream *stream, char *path);
+int consumer_send_relayd_streams_sent(uint64_t net_seq_idx);
 void close_relayd_stream(struct lttng_consumer_stream *stream);
 struct lttng_consumer_channel *consumer_find_channel(uint64_t key);
 int consumer_handle_stream_before_relayd(struct lttng_consumer_stream *stream,
@@ -620,6 +622,8 @@ ssize_t lttng_consumer_on_read_subbuffer_splice(
 int lttng_consumer_take_snapshot(struct lttng_consumer_stream *stream);
 int lttng_consumer_get_produced_snapshot(struct lttng_consumer_stream *stream,
                unsigned long *pos);
+int lttng_ustconsumer_get_wakeup_fd(struct lttng_consumer_stream *stream);
+int lttng_ustconsumer_close_wakeup_fd(struct lttng_consumer_stream *stream);
 void *consumer_thread_metadata_poll(void *data);
 void *consumer_thread_data_poll(void *data);
 void *consumer_thread_sessiond_poll(void *data);