Pull debugobjects updates from Ingo Molnar:
"Misc improvements:
- add better instrumentation/debugging
- optimize the freeing logic improve performance"
* 'core-debugobjects-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
debugobjects: Avoid another unused variable warning
debugobjects: Fix debug_objects_freed accounting
debugobjects: Use global free list in __debug_check_no_obj_freed()
debugobjects: Use global free list in free_object()
debugobjects: Add global free list and the counter
debugobjects: Export max loops counter