diff options
Diffstat (limited to 'mm/slub.c')
-rw-r--r-- | mm/slub.c | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/mm/slub.c b/mm/slub.c index 844e0beb84ee..cc801f8258fe 100644 --- a/mm/slub.c +++ b/mm/slub.c @@ -397,6 +397,33 @@ static inline void stat(const struct kmem_cache *s, enum stat_item si) } /* + * The slab lists for all objects. + */ +struct kmem_cache_node { + spinlock_t list_lock; + unsigned long nr_partial; + struct list_head partial; +#ifdef CONFIG_SLUB_DEBUG + atomic_long_t nr_slabs; + atomic_long_t total_objects; + struct list_head full; +#endif +}; + +static inline struct kmem_cache_node *get_node(struct kmem_cache *s, int node) +{ + return s->node[node]; +} + +/* + * Iterator over all nodes. The body will be executed for each node that has + * a kmem_cache_node structure allocated (which is true for all online nodes) + */ +#define for_each_kmem_cache_node(__s, __node, __n) \ + for (__node = 0; __node < nr_node_ids; __node++) \ + if ((__n = get_node(__s, __node))) + +/* * Tracks for which NUMA nodes we have kmem_cache_nodes allocated. * Corresponds to node_state[N_NORMAL_MEMORY], but can temporarily * differ during memory hotplug/hotremove operations. |