src/hotspot/share/services/management.cpp

@@ -1079,13 +1079,10 @@
   if (num_threads != infoArray_h->length()) {
     THROW_MSG_(vmSymbols::java_lang_IllegalArgumentException(),
                "The length of the given ThreadInfo array does not match the length of the given array of thread IDs", -1);
   }
 
-  // make sure the AbstractOwnableSynchronizer klass is loaded before taking thread snapshots
-  java_util_concurrent_locks_AbstractOwnableSynchronizer::initialize(CHECK_0);
-
   // Must use ThreadDumpResult to store the ThreadSnapshot.
   // GC may occur after the thread snapshots are taken but before
   // this function returns. The threadObj and other oops kept
   // in the ThreadSnapshot are marked and adjusted during GC.
   ThreadDumpResult dump_result(num_threads);

@@ -1152,13 +1149,10 @@
 //
 JVM_ENTRY(jobjectArray, jmm_DumpThreads(JNIEnv *env, jlongArray thread_ids, jboolean locked_monitors,
                                         jboolean locked_synchronizers, jint maxDepth))
   ResourceMark rm(THREAD);
 
-  // make sure the AbstractOwnableSynchronizer klass is loaded before taking thread snapshots
-  java_util_concurrent_locks_AbstractOwnableSynchronizer::initialize(CHECK_NULL);
-
   typeArrayOop ta = typeArrayOop(JNIHandles::resolve(thread_ids));
   int num_threads = (ta != NULL ? ta->length() : 0);
   typeArrayHandle ids_ah(THREAD, ta);
 
   ThreadDumpResult dump_result(num_threads);  // can safepoint