src/share/vm/memory/sharedHeap.cpp

rev 2652 : 7085906: Replace the permgen allocated sentinelRef with a self-looped end
Summary: Remove the sentinelRef and let the last Reference in a discovered chain point back to itself.
Reviewed-by: TBD1, TBD2

@@ -144,11 +144,10 @@
   StrongRootsScope srs(this, activate_scope);
   // General strong roots.
   assert(_strong_roots_parity != 0, "must have called prologue code");
   if (!_process_strong_tasks->is_task_claimed(SH_PS_Universe_oops_do)) {
     Universe::oops_do(roots);
-    ReferenceProcessor::oops_do(roots);
     // Consider perm-gen discovered lists to be strong.
     perm_gen()->ref_processor()->weak_oops_do(roots);
   }
   // Global (strong) JNI handles
   if (!_process_strong_tasks->is_task_claimed(SH_PS_JNIHandles_oops_do))