[UR][L0] Correctly wait on barrier on urEnqueueEventsWaitWithBarrier

When event list is null, a barrier is still needed for all
previous commands if profiling is enabled, so fix it.

Signed-off-by: Jaime Arteaga <jaime.a.arteaga.molina@intel.com>

source/adapters/level_zero/event.cpp

@@ -168,7 +168,8 @@ UR_APIEXPORT ur_result_t UR_APICALL urEnqueueEventsWaitWithBarrier(
  // TODO: this and other special handling of in-order queues to be
  // updated when/if Level Zero adds native support for in-order queues.
  //
- if (Queue->isInOrderQueue() && InOrderBarrierBySignal) {
+ if (Queue->isInOrderQueue() && InOrderBarrierBySignal &&
+ !Queue->isProfilingEnabled()) {
  if (EventWaitList.Length) {
  ZE2UR_CALL(zeCommandListAppendWaitOnEvents,
  (CmdList->first, EventWaitList.Length,
@@ -181,6 +182,7 @@ UR_APIEXPORT ur_result_t UR_APICALL urEnqueueEventsWaitWithBarrier(
  (CmdList->first, Event->ZeEvent, EventWaitList.Length,
  EventWaitList.ZeEventList));
  }
+
  return UR_RESULT_SUCCESS;
  };
 
@@ -964,8 +966,7 @@ ur_result_t CleanupCompletedEvent(ur_event_handle_t Event, bool QueueLocked,
 ur_result_t EventCreate(ur_context_handle_t Context, ur_queue_handle_t Queue,
  bool HostVisible, ur_event_handle_t *RetEvent) {
 
- bool ProfilingEnabled =
- !Queue || (Queue->Properties & UR_QUEUE_FLAG_PROFILING_ENABLE) != 0;
+ bool ProfilingEnabled = !Queue || Queue->isProfilingEnabled();
 
  if (auto CachedEvent =
  Context->getEventFromContextCache(HostVisible, ProfilingEnabled)) {

source/adapters/level_zero/queue.hpp

@@ -515,6 +515,11 @@ struct ur_queue_handle_t_ : _ur_object {
  // lists in the queue.
  ur_result_t
  insertStartBarrierIfDiscardEventsMode(ur_command_list_ptr_t &CmdList);
+
+ // returns true if queue has profiling enabled
+ bool isProfilingEnabled() {
+ return ((this->Properties & UR_QUEUE_FLAG_PROFILING_ENABLE) != 0);
+ }
 };
 
 // This helper function creates a ur_event_handle_t and associate a