.

include/wendelin/bigfile/file.h

@@ -137,7 +137,8 @@ struct bigfile_ops {
      *          }
      *      virt_unlock()
      *
-     * XXX mention VMA.mmap_overlay_server?
+     * mmap_setup_read can use vma.mmap_overlay_server to associate vma with
+     * object pointer specific to serving created mapping.
      *
      * Called under virtmem lock.       XXX easy to rework to call with !virt_lock
      *