X-Git-Url: http://git.efficios.com/?p=lttng-tools.git;a=blobdiff_plain;f=src%2Fcommon%2Fconsumer%2Fconsumer.c;fp=src%2Fcommon%2Fconsumer%2Fconsumer.c;h=7b87a85fe600a21503177de42842b4a1e878bf3e;hp=3556b789760eca81a4074193670d18a902f7607b;hb=097da1af8827ae4c038e0ede0f4efbe339e9b9fd;hpb=ef749d37dd98b5b22ac6588cd6cc9b86c7c04f7f diff --git a/src/common/consumer/consumer.c b/src/common/consumer/consumer.c index 3556b7897..7b87a85fe 100644 --- a/src/common/consumer/consumer.c +++ b/src/common/consumer/consumer.c @@ -3538,34 +3538,6 @@ error_nosignal: return ret; } -/* - * Try to lock the stream mutex. - * - * On success, 1 is returned else 0 indicating that the mutex is NOT lock. - */ -static int stream_try_lock(struct lttng_consumer_stream *stream) -{ - int ret; - - assert(stream); - - /* - * Try to lock the stream mutex. On failure, we know that the stream is - * being used else where hence there is data still being extracted. - */ - ret = pthread_mutex_trylock(&stream->lock); - if (ret) { - /* For both EBUSY and EINVAL error, the mutex is NOT locked. */ - ret = 0; - goto end; - } - - ret = 1; - -end: - return ret; -} - /* * Search for a relayd associated to the session id and return the reference. * @@ -3651,11 +3623,7 @@ int consumer_data_pending(uint64_t id) ht->hash_fct(&id, lttng_ht_seed), ht->match_fct, &id, &iter.iter, stream, node_session_id.node) { - /* If this call fails, the stream is being used hence data pending. */ - ret = stream_try_lock(stream); - if (!ret) { - goto data_pending; - } + pthread_mutex_lock(&stream->lock); /* * A removed node from the hash table indicates that the stream has