Fix: grab more than one packet for snapshots

[lttng-tools.git] / src / bin / lttng-sessiond / ust-app.h

diff --git a/src/bin/lttng-sessiond/ust-app.h b/src/bin/lttng-sessiond/ust-app.h
index fe040ae503db83436c8d93a1f23ecf6fc97e3b3c..e943b4d21bce1bba3bc52f003874959af24595b4 100644 (file)
--- a/src/bin/lttng-sessiond/ust-app.h
+++ b/src/bin/lttng-sessiond/ust-app.h
@@ -212,6 +212,9 @@ struct ust_app_session {
        /* If the channel's streams have to be outputed or not. */
        unsigned int output_traces;
        unsigned int live_timer_interval;       /* usec */
+
+       /* Metadata channel attributes. */
+       struct ustctl_consumer_channel_attr metadata_attr;
 };
 
 /*
@@ -322,8 +325,10 @@ ssize_t ust_app_push_metadata(struct ust_registry_session *registry,
                struct consumer_socket *socket, int send_zero_data);
 void ust_app_destroy(struct ust_app *app);
 int ust_app_snapshot_record(struct ltt_ust_session *usess,
-               struct snapshot_output *output, int wait, unsigned int nb_streams);
-unsigned int ust_app_get_nb_stream(struct ltt_ust_session *usess);
+               struct snapshot_output *output, int wait,
+               uint64_t nb_packets_per_stream);
+uint64_t ust_app_get_size_one_more_packet_per_stream(struct ltt_ust_session *usess,
+               uint64_t cur_nr_packets);
 struct ust_app *ust_app_find_by_sock(int sock);
 
 static inline