diff options
Diffstat (limited to 'mm/memcontrol.c')
| -rw-r--r-- | mm/memcontrol.c | 19 |
1 files changed, 9 insertions, 10 deletions
diff --git a/mm/memcontrol.c b/mm/memcontrol.c index 3c2a1a8286ac..8608fa543b84 100644 --- a/mm/memcontrol.c +++ b/mm/memcontrol.c @@ -538,12 +538,11 @@ static void disarm_sock_keys(struct mem_cgroup *memcg) * memcgs, and none but the 200th is kmem-limited, we'd have to have a * 200 entry array for that. * - * The current size of the caches array is stored in - * memcg_limited_groups_array_size. It will double each time we have to - * increase it. + * The current size of the caches array is stored in memcg_nr_cache_ids. It + * will double each time we have to increase it. */ -static DEFINE_IDA(kmem_limited_groups); -int memcg_limited_groups_array_size; +static DEFINE_IDA(memcg_cache_ida); +int memcg_nr_cache_ids; /* * MIN_SIZE is different than 1, because we would like to avoid going through @@ -2538,12 +2537,12 @@ static int memcg_alloc_cache_id(void) int id, size; int err; - id = ida_simple_get(&kmem_limited_groups, + id = ida_simple_get(&memcg_cache_ida, 0, MEMCG_CACHES_MAX_SIZE, GFP_KERNEL); if (id < 0) return id; - if (id < memcg_limited_groups_array_size) + if (id < memcg_nr_cache_ids) return id; /* @@ -2559,7 +2558,7 @@ static int memcg_alloc_cache_id(void) err = memcg_update_all_caches(size); if (err) { - ida_simple_remove(&kmem_limited_groups, id); + ida_simple_remove(&memcg_cache_ida, id); return err; } return id; @@ -2567,7 +2566,7 @@ static int memcg_alloc_cache_id(void) static void memcg_free_cache_id(int id) { - ida_simple_remove(&kmem_limited_groups, id); + ida_simple_remove(&memcg_cache_ida, id); } /* @@ -2577,7 +2576,7 @@ static void memcg_free_cache_id(int id) */ void memcg_update_array_size(int num) { - memcg_limited_groups_array_size = num; + memcg_nr_cache_ids = num; } struct memcg_kmem_cache_create_work { |