src/share/vm/gc_implementation/g1/g1CollectorPolicy.cpp

rev 8957 : 8223147: JFR Backport
8199712: Flight Recorder
8203346: JFR: Inconsistent signature of jfr_add_string_constant
8195817: JFR.stop should require name of recording
8195818: JFR.start should increase autogenerated name by one
8195819: Remove recording=x from jcmd JFR.check output
8203921: JFR thread sampling is missing fixes from JDK-8194552
8203929: Limit amount of data for JFR.dump
8203664: JFR start failure after AppCDS archive created with JFR StartFlightRecording
8003209: JFR events for network utilization
8207392: [PPC64] Implement JFR profiling

@@ -837,15 +837,15 @@
 
 void G1CollectorPolicy::record_stop_world_start() {
   _stop_world_start = os::elapsedTime();
 }
 
-void G1CollectorPolicy::record_collection_pause_start(double start_time_sec) {
+void G1CollectorPolicy::record_collection_pause_start(double start_time_sec, GCTracer &tracer) {
   // We only need to do this here as the policy will only be applied
   // to the GC we're about to start. so, no point is calculating this
   // every time we calculate / recalculate the target young length.
-  update_survivors_policy();
+  update_survivors_policy(tracer);
 
   assert(_g1->used() == _g1->recalculate_used(),
          err_msg("sanity, used: " SIZE_FORMAT " recalculate_used: " SIZE_FORMAT,
                  _g1->used(), _g1->recalculate_used()));
 

@@ -1451,19 +1451,19 @@
   _young_list_max_length = _young_list_target_length + expansion_region_num;
   assert(_young_list_target_length <= _young_list_max_length, "post-condition");
 }
 
 // Calculates survivor space parameters.
-void G1CollectorPolicy::update_survivors_policy() {
+void G1CollectorPolicy::update_survivors_policy(GCTracer &tracer) {
   double max_survivor_regions_d =
                  (double) _young_list_target_length / (double) SurvivorRatio;
   // We use ceiling so that if max_survivor_regions_d is > 0.0 (but
   // smaller than 1.0) we'll get 1.
   _max_survivor_regions = (uint) ceil(max_survivor_regions_d);
 
   _tenuring_threshold = _survivors_age_table.compute_tenuring_threshold(
-        HeapRegion::GrainWords * _max_survivor_regions);
+        HeapRegion::GrainWords * _max_survivor_regions, tracer);
 }
 
 bool G1CollectorPolicy::force_initial_mark_if_outside_cycle(
                                                      GCCause::Cause gc_cause) {
   bool during_cycle = _g1->concurrent_mark()->cmThread()->during_cycle();