memcg1_account_kmem
void memcg1_account_kmem(struct mem_cgroup *memcg, int nr_pages);
memcg1_account_kmem(memcg, -nr_pages);
memcg1_account_kmem(memcg, -nr_pages);
memcg1_account_kmem(memcg, nr_pages);
memcg1_account_kmem(memcg, -nr_pages);
memcg1_account_kmem(ug->memcg, -ug->nr_kmem);