diff -r 1d53148d4a4c -r 69939fa91efd hotspot/src/share/vm/runtime/mutexLocker.hpp
--- a/hotspot/src/share/vm/runtime/mutexLocker.hpp	Thu Jan 31 14:56:50 2008 -0500
+++ b/hotspot/src/share/vm/runtime/mutexLocker.hpp	Tue Feb 05 23:21:57 2008 -0800
@@ -52,7 +52,6 @@
 extern Monitor* VMOperationQueue_lock;           // a lock on queue of vm_operations waiting to execute
 extern Monitor* VMOperationRequest_lock;         // a lock on Threads waiting for a vm_operation to terminate
 extern Monitor* Safepoint_lock;                  // a lock used by the safepoint abstraction
-extern Monitor* SerializePage_lock;              // a lock used when VMThread changing serialize memory page permission during safepoint
 extern Monitor* Threads_lock;                    // a lock on the Threads table of active Java threads
                                                  // (also used by Safepoints too to block threads creation/destruction)
 extern Monitor* CGC_lock;                        // used for coordination between