src/hotspot/share/classfile/classLoaderData.cpp

rev 51740 : 8210754: print_location is not reliable enough (printing register info)
Reviewed-by:

@@ -1382,10 +1382,22 @@
 
   return false;
 }
 #endif // PRODUCT
 
+bool ClassLoaderDataGraph::is_valid(ClassLoaderData* loader_data) {
+  if (loader_data == ClassLoaderData::the_null_class_loader_data()) {
+    return true;
+  }
+  for (ClassLoaderData* data = _head; data != NULL; data = data->next()) {
+    if (loader_data == data) {
+      return true;
+    }
+  }
+  return false;
+}
+
 // Move class loader data from main list to the unloaded list for unloading
 // and deallocation later.
 bool ClassLoaderDataGraph::do_unloading(bool do_cleaning) {
   assert_locked_or_safepoint(ClassLoaderDataGraph_lock);