X-Git-Url: http://git.efficios.com/?p=lttng-tools.git;a=blobdiff_plain;f=src%2Fcommon%2Fkernel-consumer%2Fkernel-consumer.c;h=7875e890b6668ddf99ed6ca79bb107d99e5d17e3;hp=e30d21b1ac59e77437ed983e39b5a8ada2e17dff;hb=890d8fe47755c3bad936389cf48ffa141cff41c9;hpb=3d07185530211f3a650a7218199af44d4c77bf13

diff --git a/src/common/kernel-consumer/kernel-consumer.c b/src/common/kernel-consumer/kernel-consumer.c
index e30d21b1a..7875e890b 100644
--- a/src/common/kernel-consumer/kernel-consumer.c
+++ b/src/common/kernel-consumer/kernel-consumer.c
@@ -16,7 +16,6 @@
  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  */
 
-#define _GNU_SOURCE
 #define _LGPL_SOURCE
 #include <assert.h>
 #include <poll.h>
@@ -1219,7 +1218,22 @@ ssize_t lttng_kconsumer_read_subbuffer(struct lttng_consumer_stream *stream,
 		/*
 		 * In live, block until all the metadata is sent.
 		 */
+		pthread_mutex_lock(&stream->metadata_timer_lock);
+		assert(!stream->missed_metadata_flush);
+		stream->waiting_on_metadata = true;
+		pthread_mutex_unlock(&stream->metadata_timer_lock);
+
 		err = consumer_stream_sync_metadata(ctx, stream->session_id);
+
+		pthread_mutex_lock(&stream->metadata_timer_lock);
+		stream->waiting_on_metadata = false;
+		if (stream->missed_metadata_flush) {
+			stream->missed_metadata_flush = false;
+			pthread_mutex_unlock(&stream->metadata_timer_lock);
+			(void) consumer_flush_kernel_index(stream);
+		} else {
+			pthread_mutex_unlock(&stream->metadata_timer_lock);
+		}
 		if (err < 0) {
 			goto end;
 		}