*** old/src/share/vm/memory/gcLocker.inline.hpp	Mon Feb 13 21:43:31 2012
--- new/src/share/vm/memory/gcLocker.inline.hpp	Mon Feb 13 21:43:31 2012

*** 25,40 ****
--- 25,34 ----
  #ifndef SHARE_VM_MEMORY_GCLOCKER_INLINE_HPP
  #define SHARE_VM_MEMORY_GCLOCKER_INLINE_HPP
  
  #include "memory/gcLocker.hpp"
  
  inline bool GC_locker::is_active() {
    assert(_needs_gc || SafepointSynchronize::is_at_safepoint(), "only read at safepoint");
    verify_critical_count();
    return _lock_count > 0 || _jni_lock_count > 0;
  }
  
  inline void GC_locker::lock() {
    // cast away volatile
    Atomic::inc(&_lock_count);
    CHECK_UNHANDLED_OOPS_ONLY(
      if (CheckUnhandledOops) { Thread::current()->_gc_locked_out_count++; })