src/hotspot/share/runtime/thread.cpp

*** 4698,4708 ****
  //    See RTStt for details.
  // *  Consider schedctl.sc_nopreempt to cover the critical section.
  //
  
  
- typedef volatile intptr_t MutexT;      // Mux Lock-word
  const intptr_t LOCKBIT = 1;
  
  void Thread::muxAcquire(volatile intptr_t * Lock, const char * LockName) {
    intptr_t w = Atomic::cmpxchg(LOCKBIT, Lock, (intptr_t)0);
    if (w == 0) return;
--- 4698,4707 ----