src/share/vm/gc/shared/strongRootsScope.hpp

*** 27,46 ****
  
  #include "memory/allocation.hpp"
  
  class MarkScope : public StackObj {
   protected:
!   bool _active;
!  public:
!   MarkScope(bool activate = true);
    ~MarkScope();
  };
  
  // Sets up and tears down the required state for parallel root processing.
  
  class StrongRootsScope : public MarkScope {
   public:
!   StrongRootsScope(bool activate = true);
    ~StrongRootsScope();
  };
  
  #endif // SHARE_VM_GC_SHARED_STRONGROOTSSCOPE_HPP
--- 27,49 ----
  
  #include "memory/allocation.hpp"
  
  class MarkScope : public StackObj {
   protected:
!   MarkScope();
    ~MarkScope();
  };
  
  // Sets up and tears down the required state for parallel root processing.
  
  class StrongRootsScope : public MarkScope {
+   // Number of threads participating in the roots processing.
+   const uint _n_threads;
+ 
   public:
!   StrongRootsScope(uint n_threads);
    ~StrongRootsScope();
+ 
+   uint n_threads() const { return _n_threads; }
  };
  
  #endif // SHARE_VM_GC_SHARED_STRONGROOTSSCOPE_HPP