slub: Add statistics for this_cmpxchg_double failures

[deliverable/linux.git] / include / linux / slub_def.h

diff --git a/include/linux/slub_def.h b/include/linux/slub_def.h
index 90fbb6d87e11d3408db6cd3d3b6a1eedbcd68fe7..45ca123e800219777001f75113324f6cfd60486f 100644 (file)
--- 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 {