src/hotspot/share/runtime/vmThread.cpp

rev 57079 : imported patch 8234796

@@ -427,26 +427,25 @@
 }
 
 static VM_None    safepointALot_op("SafepointALot");
 static VM_Cleanup cleanup_op;
 
-class HandshakeALotTC : public ThreadClosure {
+class HandshakeALotHS : public HandshakeOperation {
  public:
-  virtual void do_thread(Thread* thread) {
+  HandshakeALotHS() : HandshakeOperation("HandshakeALot") {}
+  void do_thread(JavaThread* jt) {
 #ifdef ASSERT
-    assert(thread->is_Java_thread(), "must be");
-    JavaThread* jt = (JavaThread*)thread;
     jt->verify_states_for_handshake();
 #endif
   }
 };
 
 VM_Operation* VMThread::no_op_safepoint() {
   // Check for handshakes first since we may need to return a VMop.
   if (HandshakeALot) {
-    HandshakeALotTC haltc;
-    Handshake::execute(&haltc);
+    HandshakeALotHS halhs;
+    Handshake::execute(&halhs);
   }
   // Check for a cleanup before SafepointALot to keep stats correct.
   long interval_ms = SafepointTracing::time_since_last_safepoint_ms();
   bool max_time_exceeded = GuaranteedSafepointInterval != 0 &&
                            (interval_ms >= GuaranteedSafepointInterval);