Fix: race with the viewer and readiness of streams

[lttng-tools.git] / src / common / sessiond-comm / sessiond-comm.h

diff --git a/src/common/sessiond-comm/sessiond-comm.h b/src/common/sessiond-comm/sessiond-comm.h
index 6861b04080d97db9cd4e3da589568650f9aa066d..96106a77dee0e1a35905313d8c0d0e592b16e3bd 100644 (file)
--- a/src/common/sessiond-comm/sessiond-comm.h
+++ b/src/common/sessiond-comm/sessiond-comm.h
@@ -106,8 +106,10 @@ enum lttcomm_relayd_command {
        RELAYD_ADD_INDEX                    = 12,
        RELAYD_SEND_INDEX                   = 13,
        RELAYD_CLOSE_INDEX                  = 14,
-       /* Live-reading commands. */
+       /* Live-reading commands (2.4+). */
        RELAYD_LIST_SESSIONS                = 15,
+       /* All streams of the channel have been sent to the relayd (2.4+). */
+       RELAYD_STREAMS_SENT                 = 16,
 };
 
 /*
@@ -433,6 +435,10 @@ struct lttcomm_consumer_msg {
                        uint64_t key;
                        uint64_t max_stream_size;
                } LTTNG_PACKED snapshot_channel;
+               struct {
+                       uint64_t channel_key;
+                       uint64_t net_seq_idx;
+               } LTTNG_PACKED sent_streams;
        } u;
 } LTTNG_PACKED;