63 	struct dmem_cgroup_region *region;  member
137 	kref_put(&pool->region->ref, dmemcg_free_region);  in dmemcg_pool_free_rcu()
234 find_cg_pool_locked(struct dmemcg_state *dmemcs, struct dmem_cgroup_region *region)  in find_cg_pool_locked()  argument
239 		if (pool->region == region)  in find_cg_pool_locked()
271 			if (pool->region == limit_pool->region) {  in dmem_cgroup_calculate_protection()
355 alloc_pool_single(struct dmemcg_state *dmemcs, struct dmem_cgroup_region *region,  in alloc_pool_single()  argument
370 	pool->region = region;  in alloc_pool_single()
374 		ppool = find_cg_pool_locked(parent, region);  in alloc_pool_single()
380 	kref_get(&region->ref);  in alloc_pool_single()
387 	list_add_tail(&pool->region_node, &region->pools);  in alloc_pool_single()
397 get_cg_pool_locked(struct dmemcg_state *dmemcs, struct dmem_cgroup_region *region,  in get_cg_pool_locked()  argument
408 		pool = find_cg_pool_locked(p, region);  in get_cg_pool_locked()
410 			pool = alloc_pool_single(p, region, allocpool);  in get_cg_pool_locked()
422 	retpool = pool = find_cg_pool_locked(dmemcs, region);  in get_cg_pool_locked()
428 		ppool = find_cg_pool_locked(pp, region);  in get_cg_pool_locked()
446 	struct dmem_cgroup_region *region = container_of(rcu, typeof(*region), rcu);  in dmemcg_free_rcu()  local
449 	list_for_each_entry_safe(pool, next, &region->pools, region_node)  in dmemcg_free_rcu()
451 	kfree(region->name);  in dmemcg_free_rcu()
452 	kfree(region);  in dmemcg_free_rcu()
468 void dmem_cgroup_unregister_region(struct dmem_cgroup_region *region)  in dmem_cgroup_unregister_region()  argument
472 	if (!region)  in dmem_cgroup_unregister_region()
478 	list_del_rcu(&region->region_node);  in dmem_cgroup_unregister_region()
480 	list_for_each_entry_safe(pool, next, &region->pools, region_node) {  in dmem_cgroup_unregister_region()
491 	region->unregistered = true;  in dmem_cgroup_unregister_region()
494 	kref_put(&region->ref, dmemcg_free_region);  in dmem_cgroup_unregister_region()
545 	struct dmem_cgroup_region *region;  in dmemcg_get_region_by_name()  local
547 	list_for_each_entry_rcu(region, &dmem_cgroup_regions, region_node, spin_is_locked(&dmemcg_lock))  in dmemcg_get_region_by_name()
548 		if (!strcmp(name, region->name) &&  in dmemcg_get_region_by_name()
549 		    kref_get_unless_zero(&region->ref))  in dmemcg_get_region_by_name()
550 			return region;  in dmemcg_get_region_by_name()
572 get_cg_pool_unlocked(struct dmemcg_state *cg, struct dmem_cgroup_region *region)  in get_cg_pool_unlocked()  argument
578 	pool = find_cg_pool_locked(cg, region);  in get_cg_pool_unlocked()
587 		if (!region->unregistered)  in get_cg_pool_unlocked()
588 			pool = get_cg_pool_locked(cg, region, &allocpool);  in get_cg_pool_unlocked()
651 int dmem_cgroup_try_charge(struct dmem_cgroup_region *region, u64 size,  in dmem_cgroup_try_charge()  argument
670 	pool = get_cg_pool_unlocked(cg, region);  in dmem_cgroup_try_charge()
699 	struct dmem_cgroup_region *region;  in dmem_cgroup_region_capacity_show()  local
702 	list_for_each_entry_rcu(region, &dmem_cgroup_regions, region_node) {  in dmem_cgroup_region_capacity_show()
703 		seq_puts(sf, region->name);  in dmem_cgroup_region_capacity_show()
704 		seq_printf(sf, " %llu\n", region->size);  in dmem_cgroup_region_capacity_show()
710 static int dmemcg_parse_limit(char *options, struct dmem_cgroup_region *region,  in dmemcg_parse_limit()  argument
737 		struct dmem_cgroup_region *region;  in dmemcg_limit_write()  local
759 		region = dmemcg_get_region_by_name(region_name);  in dmemcg_limit_write()
762 		if (!region)  in dmemcg_limit_write()
765 		err = dmemcg_parse_limit(options, region, &new_limit);  in dmemcg_limit_write()
769 		pool = get_cg_pool_unlocked(dmemcs, region);  in dmemcg_limit_write()
780 		kref_put(&region->ref, dmemcg_free_region);  in dmemcg_limit_write()
791 	struct dmem_cgroup_region *region;  in dmemcg_limit_show()  local
794 	list_for_each_entry_rcu(region, &dmem_cgroup_regions, region_node) {  in dmemcg_limit_show()
795 		struct dmem_cgroup_pool_state *pool = find_cg_pool_locked(dmemcs, region);  in dmemcg_limit_show()
798 		seq_puts(sf, region->name);  in dmemcg_limit_show()