src/share/vm/gc/parallel/psScavenge.cpp

@@ -843,13 +843,13 @@
   MemRegion mr = young_gen->reserved();
 
   _ref_processor =
     new ReferenceProcessor(mr,                         // span
                            ParallelRefProcEnabled && (ParallelGCThreads > 1), // mt processing
-                           (int) ParallelGCThreads,    // mt processing degree
+                           (uint) ParallelGCThreads,   // mt processing degree
                            true,                       // mt discovery
-                           (int) ParallelGCThreads,    // mt discovery degree
+                           (uint) ParallelGCThreads,   // mt discovery degree
                            true,                       // atomic_discovery
                            NULL);                      // header provides liveness info
 
   // Cache the cardtable
   _card_table = barrier_set_cast<CardTableExtension>(heap->barrier_set());