4197 	struct mem_cgroup_per_node *pn;  in alloc_mem_cgroup_per_node_info()  local
4209 	pn = kzalloc_node(sizeof(*pn), GFP_KERNEL, tmp);  in alloc_mem_cgroup_per_node_info()
4210 	if (!pn)  in alloc_mem_cgroup_per_node_info()
4213 	pn->lruvec_stat = alloc_percpu(struct lruvec_stat);  in alloc_mem_cgroup_per_node_info()
4214 	if (!pn->lruvec_stat) {  in alloc_mem_cgroup_per_node_info()
4215 		kfree(pn);  in alloc_mem_cgroup_per_node_info()
4219 	lruvec_init(&pn->lruvec);  in alloc_mem_cgroup_per_node_info()
4220 	pn->usage_in_excess = 0;  in alloc_mem_cgroup_per_node_info()
4221 	pn->on_tree = false;  in alloc_mem_cgroup_per_node_info()
4222 	pn->memcg = memcg;  in alloc_mem_cgroup_per_node_info()
4224 	memcg->nodeinfo[node] = pn;  in alloc_mem_cgroup_per_node_info()
4230 	struct mem_cgroup_per_node *pn = memcg->nodeinfo[node];  in free_mem_cgroup_per_node_info()  local
4232 	if (!pn)  in free_mem_cgroup_per_node_info()
4235 	free_percpu(pn->lruvec_stat);  in free_mem_cgroup_per_node_info()
4236 	kfree(pn);  in free_mem_cgroup_per_node_info()