src/hotspot/share/gc/shared/plab.cpp

rev 50094 : [mq]: gclab.patch
rev 50095 : [mq]: allocations-rt.patch

@@ -81,21 +81,19 @@
   _wasted += retire_internal();
 }
 
 size_t PLAB::retire_internal() {
   size_t result = 0;
-  if (_top + Universe::heap()->oop_extra_words() < _hard_end) {
-    HeapWord* obj = Universe::heap()->tlab_post_allocation_setup(_top);
-    CollectedHeap::fill_with_object(obj, _hard_end);
+  if (_top < _hard_end) {
+    CollectedHeap::fill_with_object(_top, _hard_end);
     result += invalidate();
   }
   return result;
 }
 
 void PLAB::add_undo_waste(HeapWord* obj, size_t word_sz) {
-  HeapWord* head_obj = Universe::heap()->tlab_post_allocation_setup(obj);
-  CollectedHeap::fill_with_object(head_obj, word_sz - (head_obj - obj));
+  CollectedHeap::fill_with_object(obj, word_sz);
   _undo_wasted += word_sz;
 }
 
 void PLAB::undo_last_allocation(HeapWord* obj, size_t word_sz) {
   assert(pointer_delta(_top, _bottom) >= word_sz, "Bad undo");