uint64_t len_left;
uint64_t read_len;
+ BT_ASSERT(request_sz);
+
if (stream->has_stream_hung_up) {
status = CTF_MSG_ITER_MEDIUM_STATUS_EOF;
goto end;
BT_HIDDEN
enum lttng_live_iterator_status lttng_live_lazy_msg_init(
- struct lttng_live_session *session)
+ struct lttng_live_session *session,
+ bt_self_message_iterator *self_msg_iter)
{
struct lttng_live_component *lttng_live =
session->lttng_live_msg_iter->lttng_live_comp;
return LTTNG_LIVE_ITERATOR_STATUS_OK;
}
+ BT_COMP_LOGD("Lazily initializing self message iterator for live session: "
+ "session-id=%"PRIu64", self-msg-iter-addr=%p", session->id,
+ self_msg_iter);
+
for (trace_idx = 0; trace_idx < session->traces->len; trace_idx++) {
struct lttng_live_trace *trace =
g_ptr_array_index(session->traces, trace_idx);
}
ctf_tc = ctf_metadata_decoder_borrow_ctf_trace_class(
trace->metadata->decoder);
+ BT_COMP_LOGD("Creating CTF message iterator: "
+ "session-id=%"PRIu64", ctf-tc-addr=%p, "
+ "stream-iter-name=%s, self-msg-iter-addr=%p",
+ session->id, ctf_tc, stream_iter->name->str, self_msg_iter);
stream_iter->msg_iter = ctf_msg_iter_create(ctf_tc,
lttng_live->max_query_size, medops, stream_iter,
- log_level, self_comp);
+ log_level, self_comp, self_msg_iter);
if (!stream_iter->msg_iter) {
BT_COMP_LOGE_APPEND_CAUSE(self_comp,
"Failed to create CTF message iterator");
struct lttng_live_stream_iterator *lttng_live_stream_iterator_create(
struct lttng_live_session *session,
uint64_t ctf_trace_id,
- uint64_t stream_id)
+ uint64_t stream_id,
+ bt_self_message_iterator *self_msg_iter)
{
struct lttng_live_stream_iterator *stream_iter;
struct lttng_live_component *lttng_live;
stream_iter->log_level = log_level;
stream_iter->self_comp = self_comp;
- trace = lttng_live_borrow_trace(session, ctf_trace_id);
+ trace = lttng_live_session_borrow_or_create_trace_by_id(session, ctf_trace_id);
if (!trace) {
BT_COMP_LOGE_APPEND_CAUSE(self_comp,
"Failed to borrow CTF trace.");
BT_ASSERT(!stream_iter->msg_iter);
stream_iter->msg_iter = ctf_msg_iter_create(ctf_tc,
lttng_live->max_query_size, medops, stream_iter,
- log_level, self_comp);
+ log_level, self_comp, self_msg_iter);
if (!stream_iter->msg_iter) {
BT_COMP_LOGE_APPEND_CAUSE(self_comp,
"Failed to create CTF message iterator");
/* Track the number of active stream iterator. */
stream_iter->trace->session->lttng_live_msg_iter->active_stream_iter--;
- /*
- * Ensure we poke the trace metadata in the future, which is
- * required to release the metadata reference on the trace.
- */
- stream_iter->trace->new_metadata_needed = true;
g_free(stream_iter);
}