src/hotspot/share/runtime/mutexLocker.cpp

rev 56205 : imported patch 8226705-v1
rev 56206 : [mq]: 8226705-v2

*** 37,46 ****
--- 37,47 ----
  // Instead of using pointers to malloc()ed monitors and mutexes we should consider
  // eliminating the indirection and using instances instead.
  // Consider using GCC's __read_mostly.
  
  Mutex*   Patching_lock                = NULL;
+ Mutex*   CompiledMethod_lock          = NULL;
  Monitor* SystemDictionary_lock        = NULL;
  Mutex*   ProtectionDomainSet_lock     = NULL;
  Mutex*   SharedDictionary_lock        = NULL;
  Mutex*   Module_lock                  = NULL;
  Mutex*   CompiledIC_lock              = NULL;
*** 91,101 ****
  Monitor* InitCompleted_lock           = NULL;
  Monitor* BeforeExit_lock              = NULL;
  Monitor* Notify_lock                  = NULL;
  Mutex*   ProfilePrint_lock            = NULL;
  Mutex*   ExceptionCache_lock          = NULL;
- Mutex*   OsrList_lock                 = NULL;
  Mutex*   NMethodSweeperStats_lock     = NULL;
  #ifndef PRODUCT
  Mutex*   FullGCALot_lock              = NULL;
  #endif
  
--- 92,101 ----
*** 231,240 ****
--- 231,241 ----
  
    def(MetaspaceExpand_lock         , PaddedMutex  , leaf-1,      true,  Monitor::_safepoint_check_never);
    def(ClassLoaderDataGraph_lock    , PaddedMutex  , nonleaf,     true,  Monitor::_safepoint_check_always);
  
    def(Patching_lock                , PaddedMutex  , special,     true,  Monitor::_safepoint_check_never);      // used for safepointing and code patching.
+   def(CompiledMethod_lock          , PaddedMutex  , special-1,   true,  Monitor::_safepoint_check_never);
    def(Service_lock                 , PaddedMonitor, special,     true,  Monitor::_safepoint_check_never);      // used for service thread operations
    def(JmethodIdCreation_lock       , PaddedMutex  , leaf,        true,  Monitor::_safepoint_check_always); // used for creating jmethodIDs.
  
    def(SystemDictionary_lock        , PaddedMonitor, leaf,        true,  Monitor::_safepoint_check_always);
    def(ProtectionDomainSet_lock     , PaddedMutex  , leaf-1,      true,  Monitor::_safepoint_check_never);
*** 246,256 ****
    def(JNIHandleBlockFreeList_lock  , PaddedMutex  , leaf-1,      true,  Monitor::_safepoint_check_never);      // handles are used by VM thread
    def(SignatureHandlerLibrary_lock , PaddedMutex  , leaf,        false, Monitor::_safepoint_check_always);
    def(SymbolArena_lock             , PaddedMutex  , leaf+2,      true,  Monitor::_safepoint_check_never);
    def(ProfilePrint_lock            , PaddedMutex  , leaf,        false, Monitor::_safepoint_check_always); // serial profile printing
    def(ExceptionCache_lock          , PaddedMutex  , leaf,        false, Monitor::_safepoint_check_always); // serial profile printing
-   def(OsrList_lock                 , PaddedMutex  , leaf,        true,  Monitor::_safepoint_check_never);
    def(Debug1_lock                  , PaddedMutex  , leaf,        true,  Monitor::_safepoint_check_never);
  #ifndef PRODUCT
    def(FullGCALot_lock              , PaddedMutex  , leaf,        false, Monitor::_safepoint_check_always); // a lock to make FullGCALot MT safe
  #endif
    def(BeforeExit_lock              , PaddedMonitor, leaf,        true,  Monitor::_safepoint_check_always);
--- 247,256 ----