src/share/vm/runtime/thread.cpp

rev 13053 : 8180932: Parallelize safepoint cleanup
Summary: Provide infrastructure to do safepoint cleanup tasks using parallel worker threads
Reviewed-by: dholmes, rehn

@@ -3375,10 +3375,19 @@
   }
 
   // If CompilerThreads ever become non-JavaThreads, add them here
 }
 
+void Threads::parallel_java_threads_do(ThreadClosure* tc) {
+  int cp = Threads::thread_claim_parity();
+  ALL_JAVA_THREADS(p) {
+    if (p->claim_oops_do(true, cp)) {
+      tc->do_thread(p);
+    }
+  }
+}
+
 // The system initialization in the library has three phases.
 //
 // Phase 1: java.lang.System class initialization
 //     java.lang.System is a primordial class loaded and initialized
 //     by the VM early during startup.  java.lang.System.<clinit>