src/share/vm/gc_implementation/g1/concurrentG1RefineThread.hpp

@@ -36,12 +36,12 @@
   friend class VMStructs;
   friend class G1CollectedHeap;
 
   double _vtime_start;  // Initial virtual time.
   double _vtime_accum;  // Initial virtual time.
-  int _worker_id;
-  int _worker_id_offset;
+  uint _worker_id;
+  uint _worker_id_offset;
 
   // The refinement threads collection is linked list. A predecessor can activate a successor
   // when the number of the rset update buffer crosses a certain threshold. A successor
   // would self-deactivate when the number of the buffers falls below the threshold.
   bool _active;

@@ -69,11 +69,11 @@
 
 public:
   virtual void run();
   // Constructor
   ConcurrentG1RefineThread(ConcurrentG1Refine* cg1r, ConcurrentG1RefineThread* next,
-                           int worker_id_offset, int worker_id);
+                           uint worker_id_offset, uint worker_id);
 
   void initialize();
 
   // Printing
   void print() const;