src/hotspot/share/classfile/classLoaderDataGraph.cpp

*** 57,73 ****
    // reader thread. This is accomplished by acquire/release of the _head,
    // and is sufficient.
    //
    // Any ClassLoaderData added after or during walking the list are prepended to
    // _head. Their claim mark need not be handled here.
!   for (ClassLoaderData* cld = OrderAccess::load_acquire(&_head); cld != NULL; cld = cld->next()) {
      cld->clear_claim();
    }
  }
  
  void ClassLoaderDataGraph::clear_claimed_marks(int claim) {
!  for (ClassLoaderData* cld = OrderAccess::load_acquire(&_head); cld != NULL; cld = cld->next()) {
      cld->clear_claim(claim);
    }
  }
  // Class iterator used by the compiler.  It gets some number of classes at
  // a safepoint to decay invocation counters on the methods.
--- 57,73 ----
    // reader thread. This is accomplished by acquire/release of the _head,
    // and is sufficient.
    //
    // Any ClassLoaderData added after or during walking the list are prepended to
    // _head. Their claim mark need not be handled here.
!   for (ClassLoaderData* cld = Atomic::load_acquire(&_head); cld != NULL; cld = cld->next()) {
      cld->clear_claim();
    }
  }
  
  void ClassLoaderDataGraph::clear_claimed_marks(int claim) {
!  for (ClassLoaderData* cld = Atomic::load_acquire(&_head); cld != NULL; cld = cld->next()) {
      cld->clear_claim(claim);
    }
  }
  // Class iterator used by the compiler.  It gets some number of classes at
  // a safepoint to decay invocation counters on the methods.
*** 218,228 ****
  
    cld = new ClassLoaderData(loader, is_unsafe_anonymous);
  
    // First install the new CLD to the Graph.
    cld->set_next(_head);
!   OrderAccess::release_store(&_head, cld);
  
    // Next associate with the class_loader.
    if (!is_unsafe_anonymous) {
      // Use OrderAccess, since readers need to get the loader_data only after
      // it's added to the Graph
--- 218,228 ----
  
    cld = new ClassLoaderData(loader, is_unsafe_anonymous);
  
    // First install the new CLD to the Graph.
    cld->set_next(_head);
!   Atomic::release_store(&_head, cld);
  
    // Next associate with the class_loader.
    if (!is_unsafe_anonymous) {
      // Use OrderAccess, since readers need to get the loader_data only after
      // it's added to the Graph