262 	struct mem_cgroup *memcg = sc->target_mem_cgroup;  in sane_reclaim()  local
264 	if (!memcg)  in sane_reclaim()
274 				struct mem_cgroup *memcg,  in set_memcg_congestion()  argument
279 	if (!memcg)  in set_memcg_congestion()
282 	mn = mem_cgroup_nodeinfo(memcg, pgdat->node_id);  in set_memcg_congestion()
287 			struct mem_cgroup *memcg)  in memcg_congested()  argument
291 	mn = mem_cgroup_nodeinfo(memcg, pgdat->node_id);  in memcg_congested()
316 				struct mem_cgroup *memcg, bool congested)  in set_memcg_congestion()  argument
321 			struct mem_cgroup *memcg)  in memcg_congested()  argument
594 			struct mem_cgroup *memcg, int priority)  in shrink_slab_memcg()  argument
600 	if (!mem_cgroup_online(memcg))  in shrink_slab_memcg()
606 	map = rcu_dereference_protected(memcg->nodeinfo[nid]->shrinker_map,  in shrink_slab_memcg()
615 			.memcg = memcg,  in shrink_slab_memcg()
654 				memcg_set_shrinker_bit(memcg, nid, i);  in shrink_slab_memcg()
669 			struct mem_cgroup *memcg, int priority)  in shrink_slab_memcg()  argument
696 				 struct mem_cgroup *memcg,  in shrink_slab()  argument
709 	if (!mem_cgroup_disabled() && !mem_cgroup_is_root(memcg))  in shrink_slab()
710 		return shrink_slab_memcg(gfp_mask, nid, memcg, priority);  in shrink_slab()
719 			.memcg = memcg,  in shrink_slab()
748 		struct mem_cgroup *memcg = NULL;  in drop_slab_node()  local
751 		memcg = mem_cgroup_iter(NULL, NULL, NULL);  in drop_slab_node()
753 			freed += shrink_slab(GFP_KERNEL, nid, memcg, 0);  in drop_slab_node()
754 		} while ((memcg = mem_cgroup_iter(NULL, memcg, NULL)) != NULL);  in drop_slab_node()
2304 static void get_scan_count(struct lruvec *lruvec, struct mem_cgroup *memcg,  in get_scan_count()  argument
2308 	int swappiness = mem_cgroup_swappiness(memcg);  in get_scan_count()
2320 	if (!sc->may_swap || mem_cgroup_get_nr_swap_pages(memcg) <= 0) {  in get_scan_count()
2465 		protection = mem_cgroup_protection(memcg,  in get_scan_count()
2498 			unsigned long cgroup_size = mem_cgroup_size(memcg);  in get_scan_count()
2522 		if (!scan && !mem_cgroup_online(memcg))  in get_scan_count()
2560 static void shrink_node_memcg(struct pglist_data *pgdat, struct mem_cgroup *memcg,  in shrink_node_memcg()  argument
2563 	struct lruvec *lruvec = mem_cgroup_lruvec(pgdat, memcg);  in shrink_node_memcg()
2573 	get_scan_count(lruvec, memcg, sc, nr, lru_pages);  in shrink_node_memcg()
2747 static bool pgdat_memcg_congested(pg_data_t *pgdat, struct mem_cgroup *memcg)  in pgdat_memcg_congested()  argument
2750 		(memcg && memcg_congested(pgdat, memcg));  in pgdat_memcg_congested()
2762 		struct mem_cgroup *memcg;  in shrink_node()  local
2769 		memcg = mem_cgroup_iter(root, NULL, NULL);  in shrink_node()
2775 			switch (mem_cgroup_protected(root, memcg)) {  in shrink_node()
2793 				memcg_memory_event(memcg, MEMCG_LOW);  in shrink_node()
2808 			shrink_node_memcg(pgdat, memcg, sc, &lru_pages);  in shrink_node()
2811 			shrink_slab(sc->gfp_mask, pgdat->node_id, memcg,  in shrink_node()
2815 			vmpressure(sc->gfp_mask, memcg, false,  in shrink_node()
2819 		} while ((memcg = mem_cgroup_iter(root, memcg, NULL)));  in shrink_node()
3037 	struct mem_cgroup *memcg;  in snapshot_refaults()  local
3039 	memcg = mem_cgroup_iter(root_memcg, NULL, NULL);  in snapshot_refaults()
3044 		lruvec = mem_cgroup_lruvec(pgdat, memcg);  in snapshot_refaults()
3047 	} while ((memcg = mem_cgroup_iter(root_memcg, memcg, NULL)));  in snapshot_refaults()
3307 unsigned long mem_cgroup_shrink_node(struct mem_cgroup *memcg,  in mem_cgroup_shrink_node()  argument
3314 		.target_mem_cgroup = memcg,  in mem_cgroup_shrink_node()
3337 	shrink_node_memcg(pgdat, memcg, &sc, &lru_pages);  in mem_cgroup_shrink_node()
3346 unsigned long try_to_free_mem_cgroup_pages(struct mem_cgroup *memcg,  in try_to_free_mem_cgroup_pages()  argument
3361 		.target_mem_cgroup = memcg,  in try_to_free_mem_cgroup_pages()
3374 	nid = mem_cgroup_select_victim_node(memcg);  in try_to_free_mem_cgroup_pages()
3398 	struct mem_cgroup *memcg;  in age_active_anon()  local
3403 	memcg = mem_cgroup_iter(NULL, NULL, NULL);  in age_active_anon()
3405 		struct lruvec *lruvec = mem_cgroup_lruvec(pgdat, memcg);  in age_active_anon()
3411 		memcg = mem_cgroup_iter(NULL, memcg, NULL);  in age_active_anon()
3412 	} while (memcg);  in age_active_anon()