src/hotspot/share/runtime/mutexLocker.hpp

rev 52711 : 8185005: Improve performance of ThreadMXBean.getThreadInfo(long ids[], int maxDepth)
Reviewed-by: sspitsyn, dholmes, dcubed, rehn

*** 128,137 ****
--- 128,138 ----
  extern Monitor* RootRegionScan_lock;             // used to notify that the CM threads have finished scanning the IM snapshot regions
  
  extern Mutex*   Management_lock;                 // a lock used to serialize JVM management
  extern Monitor* Service_lock;                    // a lock used for service thread operation
  extern Monitor* PeriodicTask_lock;               // protects the periodic task structure
+ extern Mutex*   ThreadIdTableCreate_lock;        // Used by ThreadIdTable to lazily create the thread id table
  extern Monitor* RedefineClasses_lock;            // locks classes from parallel redefinition
  extern Mutex*   ThreadHeapSampler_lock;          // protects the static data for initialization.
  
  #if INCLUDE_JFR
  extern Mutex*   JfrStacktrace_lock;              // used to guard access to the JFR stacktrace table