X-Git-Url: https://git.liburcu.org/?a=blobdiff_plain;f=src%2Fbin%2Flttng-sessiond%2Fcmd.c;h=8f2afc3265c12e78423d2863f3d19735b6627ec0;hb=1223361a0969c5d67dadc23dc3199baa1cf89b03;hp=e45d4423ac0e0a51b123f2c0275e13f981c9f763;hpb=de755d0b2828d1104e7ae700113bc29dc945f028;p=lttng-tools.git

diff --git a/src/bin/lttng-sessiond/cmd.c b/src/bin/lttng-sessiond/cmd.c
index e45d4423a..8f2afc326 100644
--- a/src/bin/lttng-sessiond/cmd.c
+++ b/src/bin/lttng-sessiond/cmd.c
@@ -2791,6 +2791,16 @@ int cmd_start_trace(struct ltt_session *session)
 		}
 	}
 
+	/*
+	 * Open a packet in every stream of the session to ensure that viewers
+	 * can correctly identify the boundaries of the periods during which
+	 * tracing was active for this session.
+	 */
+	ret = session_open_packets(session);
+	if (ret != LTTNG_OK) {
+		goto error;
+	}
+
 	/*
 	 * Clear the flag that indicates that a rotation was done while the
 	 * session was stopped.