482 					 struct mem_cgroup_tree_per_node *mctz,  in __mem_cgroup_insert_exceeded()  argument
485 	struct rb_node **p = &mctz->rb_root.rb_node;  in __mem_cgroup_insert_exceeded()
509 		mctz->rb_rightmost = &mz->tree_node;  in __mem_cgroup_insert_exceeded()
512 	rb_insert_color(&mz->tree_node, &mctz->rb_root);  in __mem_cgroup_insert_exceeded()
517 					 struct mem_cgroup_tree_per_node *mctz)  in __mem_cgroup_remove_exceeded()  argument
522 	if (&mz->tree_node == mctz->rb_rightmost)  in __mem_cgroup_remove_exceeded()
523 		mctz->rb_rightmost = rb_prev(&mz->tree_node);  in __mem_cgroup_remove_exceeded()
525 	rb_erase(&mz->tree_node, &mctz->rb_root);  in __mem_cgroup_remove_exceeded()
530 				       struct mem_cgroup_tree_per_node *mctz)  in mem_cgroup_remove_exceeded()  argument
534 	spin_lock_irqsave(&mctz->lock, flags);  in mem_cgroup_remove_exceeded()
535 	__mem_cgroup_remove_exceeded(mz, mctz);  in mem_cgroup_remove_exceeded()
536 	spin_unlock_irqrestore(&mctz->lock, flags);  in mem_cgroup_remove_exceeded()
555 	struct mem_cgroup_tree_per_node *mctz;  in mem_cgroup_update_tree()  local
557 	mctz = soft_limit_tree_from_page(page);  in mem_cgroup_update_tree()
558 	if (!mctz)  in mem_cgroup_update_tree()
574 			spin_lock_irqsave(&mctz->lock, flags);  in mem_cgroup_update_tree()
577 				__mem_cgroup_remove_exceeded(mz, mctz);  in mem_cgroup_update_tree()
582 			__mem_cgroup_insert_exceeded(mz, mctz, excess);  in mem_cgroup_update_tree()
583 			spin_unlock_irqrestore(&mctz->lock, flags);  in mem_cgroup_update_tree()
590 	struct mem_cgroup_tree_per_node *mctz;  in mem_cgroup_remove_from_trees()  local
596 		mctz = soft_limit_tree_node(nid);  in mem_cgroup_remove_from_trees()
597 		if (mctz)  in mem_cgroup_remove_from_trees()
598 			mem_cgroup_remove_exceeded(mz, mctz);  in mem_cgroup_remove_from_trees()
603 __mem_cgroup_largest_soft_limit_node(struct mem_cgroup_tree_per_node *mctz)  in __mem_cgroup_largest_soft_limit_node()  argument
609 	if (!mctz->rb_rightmost)  in __mem_cgroup_largest_soft_limit_node()
612 	mz = rb_entry(mctz->rb_rightmost,  in __mem_cgroup_largest_soft_limit_node()
619 	__mem_cgroup_remove_exceeded(mz, mctz);  in __mem_cgroup_largest_soft_limit_node()
628 mem_cgroup_largest_soft_limit_node(struct mem_cgroup_tree_per_node *mctz)  in mem_cgroup_largest_soft_limit_node()  argument
632 	spin_lock_irq(&mctz->lock);  in mem_cgroup_largest_soft_limit_node()
633 	mz = __mem_cgroup_largest_soft_limit_node(mctz);  in mem_cgroup_largest_soft_limit_node()
634 	spin_unlock_irq(&mctz->lock);  in mem_cgroup_largest_soft_limit_node()
3377 	struct mem_cgroup_tree_per_node *mctz;  in mem_cgroup_soft_limit_reclaim()  local
3384 	mctz = soft_limit_tree_node(pgdat->node_id);  in mem_cgroup_soft_limit_reclaim()
3391 	if (!mctz || RB_EMPTY_ROOT(&mctz->rb_root))  in mem_cgroup_soft_limit_reclaim()
3403 			mz = mem_cgroup_largest_soft_limit_node(mctz);  in mem_cgroup_soft_limit_reclaim()
3412 		spin_lock_irq(&mctz->lock);  in mem_cgroup_soft_limit_reclaim()
3413 		__mem_cgroup_remove_exceeded(mz, mctz);  in mem_cgroup_soft_limit_reclaim()
3421 			next_mz = __mem_cgroup_largest_soft_limit_node(mctz);  in mem_cgroup_soft_limit_reclaim()
3433 		__mem_cgroup_insert_exceeded(mz, mctz, excess);  in mem_cgroup_soft_limit_reclaim()
3434 		spin_unlock_irq(&mctz->lock);  in mem_cgroup_soft_limit_reclaim()