diff -r c97a91097f9f -r fbfcebad8e66 src/hotspot/share/runtime/mutexLocker.cpp
--- a/src/hotspot/share/runtime/mutexLocker.cpp	Wed Apr 10 15:41:03 2019 +0200
+++ b/src/hotspot/share/runtime/mutexLocker.cpp	Wed Apr 10 15:41:04 2019 +0200
@@ -54,7 +54,8 @@
 Mutex*   JNIHandleBlockFreeList_lock  = NULL;
 Mutex*   VMWeakAlloc_lock             = NULL;
 Mutex*   VMWeakActive_lock            = NULL;
-Mutex*   ResolvedMethodTable_lock     = NULL;
+Mutex*   ResolvedMethodTableWeakAlloc_lock  = NULL;
+Mutex*   ResolvedMethodTableWeakActive_lock = NULL;
 Mutex*   JmethodIdCreation_lock       = NULL;
 Mutex*   JfieldIdCreation_lock        = NULL;
 Monitor* JNICritical_lock             = NULL;
@@ -212,6 +213,9 @@
   def(StringTableWeakAlloc_lock    , PaddedMutex  , vmweak,      true,  Monitor::_safepoint_check_never);
   def(StringTableWeakActive_lock   , PaddedMutex  , vmweak-1,    true,  Monitor::_safepoint_check_never);
 
+  def(ResolvedMethodTableWeakAlloc_lock    , PaddedMutex  , vmweak,      true,  Monitor::_safepoint_check_never);
+  def(ResolvedMethodTableWeakActive_lock   , PaddedMutex  , vmweak-1,    true,  Monitor::_safepoint_check_never);
+
   if (UseConcMarkSweepGC || UseG1GC) {
     def(FullGCCount_lock           , PaddedMonitor, leaf,        true,  Monitor::_safepoint_check_never);      // in support of ExplicitGCInvokesConcurrent
   }
@@ -298,7 +302,6 @@
 
   def(Heap_lock                    , PaddedMonitor, nonleaf+1,   false, Monitor::_safepoint_check_sometimes);
   def(JfieldIdCreation_lock        , PaddedMutex  , nonleaf+1,   true,  Monitor::_safepoint_check_always);     // jfieldID, Used in VM_Operation
-  def(ResolvedMethodTable_lock     , PaddedMutex  , nonleaf+1,   false, Monitor::_safepoint_check_always);     // Used to protect ResolvedMethodTable
 
   def(CompiledIC_lock              , PaddedMutex  , nonleaf+2,   false, Monitor::_safepoint_check_never);      // locks VtableStubs_lock, InlineCacheBuffer_lock
   def(CompileTaskAlloc_lock        , PaddedMutex  , nonleaf+2,   true,  Monitor::_safepoint_check_always);