X-Git-Url: https://git.liburcu.org/?a=blobdiff_plain;f=src%2Fcommon%2Fust-consumer%2Fust-consumer.c;h=e522de750275e08ff366b27ab31d64407b62b1c2;hb=d5af2d078b527da9cbe7a0bf5ca9a2608802cd5c;hp=209931f5644a3d74dc27ed1a8f7dbb3d3863d387;hpb=0d2ff68f1830682b13e903690d6410262dad201e;p=lttng-tools.git

diff --git a/src/common/ust-consumer/ust-consumer.c b/src/common/ust-consumer/ust-consumer.c
index 209931f56..e522de750 100644
--- a/src/common/ust-consumer/ust-consumer.c
+++ b/src/common/ust-consumer/ust-consumer.c
@@ -3054,7 +3054,9 @@ int lttng_ustconsumer_data_pending(struct lttng_consumer_stream *stream)
 		uint64_t contiguous, pushed;
 
 		/* Ease our life a bit. */
+		pthread_mutex_lock(&stream->chan->metadata_cache->lock);
 		contiguous = stream->chan->metadata_cache->max_offset;
+		pthread_mutex_unlock(&stream->chan->metadata_cache->lock);
 		pushed = stream->ust_metadata_pushed;
 
 		/*