Merge tag 'core-debugobjects-2020-10-12' of git://

Pull debugobjects updates from Thomas Gleixner:
 "A small set of updates for debug objects:

   - Make all debug object descriptors constant. There is no reason to
     have them writeable.

   - Free the per CPU object pool after CPU unplug to avoid memory

* tag 'core-debugobjects-2020-10-12' of git://
  debugobjects: Free per CPU pool after CPU unplug
  treewide: Make all debug_obj_descriptors const
  debugobjects: Allow debug_obj_descr to be const