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| author | Christoph Lameter <cl@linux.com> | 2011-03-22 13:35:00 -0500 |
|---|---|---|
| committer | Pekka Enberg <penberg@kernel.org> | 2011-03-22 20:48:04 +0200 |
| commit | 4fdccdfbb4652a7bbac8adbce7449eb093775118 (patch) | |
| tree | ff780cfea8087ea4143b1a2186257448f0bad3bb /include | |
| parent | 2fd66c517d5e98de2528d86e0e62f5069ff99f59 (diff) | |
| download | linux-4fdccdfbb4652a7bbac8adbce7449eb093775118.tar.bz2 | |
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>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/slub_def.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/slub_def.h b/include/linux/slub_def.h index 90fbb6d87e11..45ca123e8002 100644 --- a/include/linux/slub_def.h +++ b/include/linux/slub_def.h @@ -32,6 +32,7 @@ enum stat_item { DEACTIVATE_TO_TAIL, /* Cpu slab was moved to the tail of partials */ DEACTIVATE_REMOTE_FREES,/* Slab contained remotely freed objects */ ORDER_FALLBACK, /* Number of times fallback was necessary */ + CMPXCHG_DOUBLE_CPU_FAIL,/* Failure of this_cpu_cmpxchg_double */ NR_SLUB_STAT_ITEMS }; struct kmem_cache_cpu { |