--- a/hotspot/src/share/vm/gc_implementation/g1/g1RemSet.hpp	Tue Sep 23 14:18:55 2014 +0200
+++ b/hotspot/src/share/vm/gc_implementation/g1/g1RemSet.hpp	Wed Sep 24 11:00:12 2014 +0200
@@ -119,7 +119,7 @@
   // Record, if necessary, the fact that *p (where "p" is in region "from",
   // which is required to be non-NULL) has changed to a new non-NULL value.
   template <class T> void write_ref(HeapRegion* from, T* p);
-  template <class T> void par_write_ref(HeapRegion* from, T* p, int tid);
+  template <class T> void par_write_ref(HeapRegion* from, T* p, uint tid);
 
   // Requires "region_bm" and "card_bm" to be bitmaps with 1 bit per region
   // or card, respectively, such that a region or card with a corresponding