Unnecessary wall clock call for immortal entries

      if (e != null) {
         e.setValue(v);
         InternalCacheEntry original = e;
         e = entryFactory.update(e, metadata);
         // we have the same instance. So we need to reincarnate.
         if (original == e) {
-->            e.reincarnate(timeService.wallClockTime());
         }
      } else {
         // this is a brand-new entry
         e = entryFactory.create(k, v, metadata);
      }