X-Git-Url: https://git.lttng.org/?a=blobdiff_plain;f=src%2Fbin%2Flttng-relayd%2Flttng-relayd.h;h=edd32d6aba3770fb23cc4d720506eabde4062c5c;hb=3d8ca23bff823eab12128dfbb494369c15f31403;hp=bec13496ca26ab5944853bb0dacadebeb8b2436f;hpb=9d1bbf2176ae0e362428b920e34b05158027da26;p=lttng-tools.git

diff --git a/src/bin/lttng-relayd/lttng-relayd.h b/src/bin/lttng-relayd/lttng-relayd.h
index bec13496c..edd32d6ab 100644
--- a/src/bin/lttng-relayd/lttng-relayd.h
+++ b/src/bin/lttng-relayd/lttng-relayd.h
@@ -40,9 +40,13 @@ enum connection_type {
  * Represents a session for the relay point of view
  */
 struct relay_session {
+	/*
+	 * This session id is used to identify a set of stream to a tracing session
+	 * but also make sure we have a unique session id associated with a session
+	 * daemon which can provide multiple data source.
+	 */
 	uint64_t id;
 	struct lttcomm_sock *sock;
-	unsigned int version_check_done:1;
 };
 
 /*
@@ -50,11 +54,17 @@ struct relay_session {
  */
 struct relay_stream {
 	uint64_t stream_handle;
-	uint64_t seq;
+	uint64_t prev_seq;	/* previous data sequence number encountered */
 	struct lttng_ht_node_ulong stream_n;
 	struct relay_session *session;
 	struct rcu_head rcu_node;
 	int fd;
+
+	/* Information telling us when to close the stream  */
+	unsigned int close_flag:1;
+	uint64_t last_net_seq_num;
+	/* Indicate if the stream was initialized for a data pending command. */
+	unsigned int data_pending_check_done:1;
 };
 
 /*
@@ -68,6 +78,7 @@ struct relay_command {
 	struct lttng_ht_node_ulong sock_n;
 	struct rcu_head rcu_node;
 	enum connection_type type;
+	unsigned int version_check_done:1;
 };
 
 #endif /* LTTNG_RELAYD_H */