diff options
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/slub_def.h | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/include/linux/slub_def.h b/include/linux/slub_def.h index ddb1a706b144..5e6d3d634d5b 100644 --- a/include/linux/slub_def.h +++ b/include/linux/slub_def.h @@ -11,12 +11,35 @@ #include <linux/workqueue.h> #include <linux/kobject.h> +enum stat_item { + ALLOC_FASTPATH, /* Allocation from cpu slab */ + ALLOC_SLOWPATH, /* Allocation by getting a new cpu slab */ + FREE_FASTPATH, /* Free to cpu slub */ + FREE_SLOWPATH, /* Freeing not to cpu slab */ + FREE_FROZEN, /* Freeing to frozen slab */ + FREE_ADD_PARTIAL, /* Freeing moves slab to partial list */ + FREE_REMOVE_PARTIAL, /* Freeing removes last object */ + ALLOC_FROM_PARTIAL, /* Cpu slab acquired from partial list */ + ALLOC_SLAB, /* Cpu slab acquired from page allocator */ + ALLOC_REFILL, /* Refill cpu slab from slab freelist */ + FREE_SLAB, /* Slab freed to the page allocator */ + CPUSLAB_FLUSH, /* Abandoning of the cpu slab */ + DEACTIVATE_FULL, /* Cpu slab was full when deactivated */ + DEACTIVATE_EMPTY, /* Cpu slab was empty when deactivated */ + DEACTIVATE_TO_HEAD, /* Cpu slab was moved to the head of partials */ + DEACTIVATE_TO_TAIL, /* Cpu slab was moved to the tail of partials */ + DEACTIVATE_REMOTE_FREES,/* Slab contained remotely freed objects */ + NR_SLUB_STAT_ITEMS }; + struct kmem_cache_cpu { void **freelist; /* Pointer to first free per cpu object */ struct page *page; /* The slab from which we are allocating */ int node; /* The node of the page (or -1 for debug) */ unsigned int offset; /* Freepointer offset (in word units) */ unsigned int objsize; /* Size of an object (from kmem_cache) */ +#ifdef CONFIG_SLUB_STATS + unsigned stat[NR_SLUB_STAT_ITEMS]; +#endif }; struct kmem_cache_node { |