src/hotspot/share/runtime/mutexLocker.cpp

rev 50392 : JEP 331

*** 127,136 ****
--- 127,138 ----
  Mutex*   Management_lock              = NULL;
  Monitor* Service_lock                 = NULL;
  Monitor* PeriodicTask_lock            = NULL;
  Monitor* RedefineClasses_lock         = NULL;
  
+ Mutex*   ThreadHeapSampler_lock       = NULL;
+ 
  #if INCLUDE_JFR
  Mutex*   JfrStacktrace_lock           = NULL;
  Monitor* JfrMsg_lock                  = NULL;
  Mutex*   JfrBuffer_lock               = NULL;
  Mutex*   JfrStream_lock               = NULL;
*** 289,298 ****
--- 291,303 ----
    def(Debug2_lock                  , PaddedMutex  , nonleaf+4,   true,  Monitor::_safepoint_check_never);
    def(Debug3_lock                  , PaddedMutex  , nonleaf+4,   true,  Monitor::_safepoint_check_never);
    def(CompileThread_lock           , PaddedMonitor, nonleaf+5,   false, Monitor::_safepoint_check_always);
    def(PeriodicTask_lock            , PaddedMonitor, nonleaf+5,   true,  Monitor::_safepoint_check_sometimes);
    def(RedefineClasses_lock         , PaddedMonitor, nonleaf+5,   true,  Monitor::_safepoint_check_always);
+ 
+   def(ThreadHeapSampler_lock       , PaddedMutex,   nonleaf,     false, Monitor::_safepoint_check_never);
+ 
    if (WhiteBoxAPI) {
      def(Compilation_lock           , PaddedMonitor, leaf,        false, Monitor::_safepoint_check_never);
    }
  
  #if INCLUDE_JFR