X-Git-Url: http://git.liburcu.org/?a=blobdiff_plain;f=liblttng-ust%2Fltt-events.c;h=85afc1ba63599027ea930d4aea52a0f07856241c;hb=939950af98d044a3b0632cad5293f91cb1493ef8;hp=7d2dc31a8ebc0898a7c493f0cbfbb5b7fb9d6602;hpb=28b120498f554e2478806c27f7bf7ab295f3ffdf;p=lttng-ust.git

diff --git a/liblttng-ust/ltt-events.c b/liblttng-ust/ltt-events.c
index 7d2dc31a..85afc1ba 100644
--- a/liblttng-ust/ltt-events.c
+++ b/liblttng-ust/ltt-events.c
@@ -1075,7 +1075,7 @@ static
 int _ltt_session_metadata_statedump(struct ltt_session *session)
 {
 	unsigned char *uuid_c = session->uuid;
-	char uuid_s[37];
+	char uuid_s[37], clock_uuid_s[CLOCK_UUID_LEN];
 	struct ltt_channel *chan;
 	struct ltt_event *event;
 	int ret = 0;
@@ -1133,15 +1133,27 @@ int _ltt_session_metadata_statedump(struct ltt_session *session)
 
 	ret = lttng_metadata_printf(session,
 		"clock {\n"
-		"	name = %s;\n"
-		"	uuid = %s;\n"
+		"	name = %s;\n",
+		"monotonic"
+		);
+	if (ret)
+		goto end;
+
+	if (!trace_clock_uuid(clock_uuid_s)) {
+		ret = lttng_metadata_printf(session,
+			"	uuid = \"%s\";\n",
+			clock_uuid_s
+			);
+		if (ret)
+			goto end;
+	}
+
+	ret = lttng_metadata_printf(session,
 		"	description = \"Monotonic Clock\";\n"
 		"	freq = %" PRIu64 "; /* Frequency, in Hz */\n"
 		"	/* clock value offset from Epoch is: offset * (1/freq) */\n"
 		"	offset = %" PRIu64 ";\n"
 		"};\n\n",
-		"monotonic",
-		trace_clock_uuid(),
 		trace_clock_freq(),
 		measure_clock_offset()
 		);