This is a simple copy&paste from slub.c:

- lockdep annotation
- might sleep annotation
- fault injection

CC: Nick Piggin <nickpiggin@yahoo.com.au>
CC: Christoph Lameter <cl@linux-foundation.org>
Signed-off-by: Wu Fengguang <fengguang.wu@intel.com>
Signed-off-by: Pekka Enberg <penberg@cs.helsinki.fi>