src/share/vm/jfr/leakprofiler/chains/dfsClosure.hpp

rev 9055 : 8214542: JFR: Old Object Sample event slow on a deep heap in debug builds
Reviewed-by: egahlin, rwestberg

*** 24,42 ****
  
  #ifndef SHARE_VM_JFR_LEAKPROFILER_CHAINS_DFSCLOSURE_HPP
  #define SHARE_VM_JFR_LEAKPROFILER_CHAINS_DFSCLOSURE_HPP
  
  #include "memory/iterator.hpp"
- #include "oops/oop.hpp"
  
  class BitSet;
  class Edge;
  class EdgeStore;
  class EdgeQueue;
  
  // Class responsible for iterating the heap depth-first
! class DFSClosure: public ExtendedOopClosure { // XXX BasicOopIterateClosure
   private:
    static EdgeStore* _edge_store;
    static BitSet*    _mark_bits;
    static const Edge*_start_edge;
    static size_t _max_depth;
--- 24,41 ----
  
  #ifndef SHARE_VM_JFR_LEAKPROFILER_CHAINS_DFSCLOSURE_HPP
  #define SHARE_VM_JFR_LEAKPROFILER_CHAINS_DFSCLOSURE_HPP
  
  #include "memory/iterator.hpp"
  
  class BitSet;
  class Edge;
  class EdgeStore;
  class EdgeQueue;
  
  // Class responsible for iterating the heap depth-first
! class DFSClosure : public ExtendedOopClosure { // XXX BasicOopIterateClosure
   private:
    static EdgeStore* _edge_store;
    static BitSet*    _mark_bits;
    static const Edge*_start_edge;
    static size_t _max_depth;
*** 55,64 ****
--- 54,64 ----
    DFSClosure();
  
   public:
    static void find_leaks_from_edge(EdgeStore* edge_store, BitSet* mark_bits, const Edge* start_edge);
    static void find_leaks_from_root_set(EdgeStore* edge_store, BitSet* mark_bits);
+   void do_root(const oop* ref);
  
    virtual void do_oop(oop* ref);
    virtual void do_oop(narrowOop* ref);
  };