src/share/vm/gc/g1/g1CollectedHeap.hpp

rev 9489 : 8143251: HeapRetentionTest.java Test is failing on jdk9/dev
Reviewed-by: tschatzl, david

*** 243,255 ****
  
    // It decides whether an explicit GC should start a concurrent cycle
    // instead of doing a STW GC. Currently, a concurrent cycle is
    // explicitly started if:
    // (a) cause == _gc_locker and +GCLockerInvokesConcurrent, or
!   // (b) cause == _java_lang_system_gc and +ExplicitGCInvokesConcurrent.
!   // (c) cause == _dcmd_gc_run and +ExplicitGCInvokesConcurrent.
!   // (d) cause == _g1_humongous_allocation
    bool should_do_concurrent_full_gc(GCCause::Cause cause);
  
    // indicates whether we are in young or mixed GC mode
    G1CollectorState _collector_state;
  
--- 243,257 ----
  
    // It decides whether an explicit GC should start a concurrent cycle
    // instead of doing a STW GC. Currently, a concurrent cycle is
    // explicitly started if:
    // (a) cause == _gc_locker and +GCLockerInvokesConcurrent, or
!   // (b) cause == _g1_humongous_allocation
!   // (c) cause == _java_lang_system_gc and +ExplicitGCInvokesConcurrent.
!   // (d) cause == _dcmd_gc_run and +ExplicitGCInvokesConcurrent.
!   // (e) cause == _update_allocation_context_stats_inc
!   // (f) cause == _wb_conc_mark
    bool should_do_concurrent_full_gc(GCCause::Cause cause);
  
    // indicates whether we are in young or mixed GC mode
    G1CollectorState _collector_state;
  
*** 577,586 ****
--- 579,590 ----
  
    void clear_cset_fast_test() {
      _in_cset_fast_test.clear();
    }
  
+   bool is_user_requested_concurrent_full_gc(GCCause::Cause cause);
+ 
    // This is called at the start of either a concurrent cycle or a Full
    // GC to update the number of old marking cycles started.
    void increment_old_marking_cycles_started();
  
    // This is called at the end of either a concurrent cycle or a Full