diff options
Diffstat (limited to 'mm/slab_common.c')
| -rw-r--r-- | mm/slab_common.c | 27 |
1 files changed, 2 insertions, 25 deletions
diff --git a/mm/slab_common.c b/mm/slab_common.c index f266b0de1e92..4a999d749d2b 100644 --- a/mm/slab_common.c +++ b/mm/slab_common.c @@ -582,29 +582,6 @@ void memcg_deactivate_kmem_caches(struct mem_cgroup *memcg) get_online_cpus(); get_online_mems(); -#ifdef CONFIG_SLUB - /* - * In case of SLUB, we need to disable empty slab caching to - * avoid pinning the offline memory cgroup by freeable kmem - * pages charged to it. SLAB doesn't need this, as it - * periodically purges unused slabs. - */ - mutex_lock(&slab_mutex); - list_for_each_entry(s, &slab_caches, list) { - c = is_root_cache(s) ? cache_from_memcg_idx(s, idx) : NULL; - if (c) { - c->cpu_partial = 0; - c->min_partial = 0; - } - } - mutex_unlock(&slab_mutex); - /* - * kmem_cache->cpu_partial is checked locklessly (see - * put_cpu_partial()). Make sure the change is visible. - */ - synchronize_sched(); -#endif - mutex_lock(&slab_mutex); list_for_each_entry(s, &slab_caches, list) { if (!is_root_cache(s)) @@ -616,7 +593,7 @@ void memcg_deactivate_kmem_caches(struct mem_cgroup *memcg) if (!c) continue; - __kmem_cache_shrink(c); + __kmem_cache_shrink(c, true); arr->entries[idx] = NULL; } mutex_unlock(&slab_mutex); @@ -787,7 +764,7 @@ int kmem_cache_shrink(struct kmem_cache *cachep) get_online_cpus(); get_online_mems(); kasan_cache_shrink(cachep); - ret = __kmem_cache_shrink(cachep); + ret = __kmem_cache_shrink(cachep, false); put_online_mems(); put_online_cpus(); return ret; |