slub: Add statistics for this_cmpxchg_double failures
authorChristoph Lameter <cl@linux.com>
Tue, 22 Mar 2011 18:35:00 +0000 (13:35 -0500)
committerPekka Enberg <penberg@kernel.org>
Tue, 22 Mar 2011 18:48:04 +0000 (20:48 +0200)
commit4fdccdfbb4652a7bbac8adbce7449eb093775118
treeff780cfea8087ea4143b1a2186257448f0bad3bb
parent2fd66c517d5e98de2528d86e0e62f5069ff99f59
slub: Add statistics for this_cmpxchg_double failures

Add some statistics for debugging.

Signed-off-by: Christoph Lameter <cl@linux.com>
Signed-off-by: Pekka Enberg <penberg@kernel.org>
include/linux/slub_def.h
mm/slub.c