--- a/src/hotspot/share/gc/shared/collectedHeap.cpp	Tue Sep 18 16:11:36 2018 -0400
+++ b/src/hotspot/share/gc/shared/collectedHeap.cpp	Tue Sep 18 22:46:35 2018 +0200
@@ -506,12 +506,13 @@
 }
 
 void CollectedHeap::resize_all_tlabs() {
-  if (UseTLAB) {
-    assert(SafepointSynchronize::is_at_safepoint() ||
-         !is_init_completed(),
-         "should only resize tlabs at safepoint");
+  assert(SafepointSynchronize::is_at_safepoint() || !is_init_completed(),
+         "Should only resize tlabs at safepoint");
 
-    ThreadLocalAllocBuffer::resize_all_tlabs();
+  if (UseTLAB && ResizeTLAB) {
+    for (JavaThreadIteratorWithHandle jtiwh; JavaThread *thread = jtiwh.next(); ) {
+      thread->tlab().resize();
+    }
   }
 }