X-Git-Url: http://git.lttng.org/?p=lttng-tools.git;a=blobdiff_plain;f=src%2Fcommon%2Fust-consumer%2Fust-consumer.c;h=be00191749ba5e81e03fef925f1c95ee3bb2ee96;hp=6a0942e4ee1e8db0b193259884cb8526930cebc7;hb=934ba8fdfbe546a25a9df61b6292bdb3d28e4ab1;hpb=3bdc49f3a50993ea65256e539027cfa55fbd16b0

diff --git a/src/common/ust-consumer/ust-consumer.c b/src/common/ust-consumer/ust-consumer.c
index 6a0942e4e..be0019174 100644
--- a/src/common/ust-consumer/ust-consumer.c
+++ b/src/common/ust-consumer/ust-consumer.c
@@ -3063,7 +3063,9 @@ 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;
 
 		/*