522 					 struct mem_cgroup_tree_per_node *mctz,  in __mem_cgroup_insert_exceeded()  argument
525 	struct rb_node **p = &mctz->rb_root.rb_node;  in __mem_cgroup_insert_exceeded()
554 		mctz->rb_rightmost = &mz->tree_node;  in __mem_cgroup_insert_exceeded()
557 	rb_insert_color(&mz->tree_node, &mctz->rb_root);  in __mem_cgroup_insert_exceeded()
562 					 struct mem_cgroup_tree_per_node *mctz)  in __mem_cgroup_remove_exceeded()  argument
567 	if (&mz->tree_node == mctz->rb_rightmost)  in __mem_cgroup_remove_exceeded()
568 		mctz->rb_rightmost = rb_prev(&mz->tree_node);  in __mem_cgroup_remove_exceeded()
570 	rb_erase(&mz->tree_node, &mctz->rb_root);  in __mem_cgroup_remove_exceeded()
575 				       struct mem_cgroup_tree_per_node *mctz)  in mem_cgroup_remove_exceeded()  argument
579 	spin_lock_irqsave(&mctz->lock, flags);  in mem_cgroup_remove_exceeded()
580 	__mem_cgroup_remove_exceeded(mz, mctz);  in mem_cgroup_remove_exceeded()
581 	spin_unlock_irqrestore(&mctz->lock, flags);  in mem_cgroup_remove_exceeded()
600 	struct mem_cgroup_tree_per_node *mctz;  in mem_cgroup_update_tree()  local
602 	mctz = soft_limit_tree_from_page(page);  in mem_cgroup_update_tree()
603 	if (!mctz)  in mem_cgroup_update_tree()
619 			spin_lock_irqsave(&mctz->lock, flags);  in mem_cgroup_update_tree()
622 				__mem_cgroup_remove_exceeded(mz, mctz);  in mem_cgroup_update_tree()
627 			__mem_cgroup_insert_exceeded(mz, mctz, excess);  in mem_cgroup_update_tree()
628 			spin_unlock_irqrestore(&mctz->lock, flags);  in mem_cgroup_update_tree()
635 	struct mem_cgroup_tree_per_node *mctz;  in mem_cgroup_remove_from_trees()  local
641 		mctz = soft_limit_tree_node(nid);  in mem_cgroup_remove_from_trees()
642 		if (mctz)  in mem_cgroup_remove_from_trees()
643 			mem_cgroup_remove_exceeded(mz, mctz);  in mem_cgroup_remove_from_trees()
648 __mem_cgroup_largest_soft_limit_node(struct mem_cgroup_tree_per_node *mctz)  in __mem_cgroup_largest_soft_limit_node()  argument
654 	if (!mctz->rb_rightmost)  in __mem_cgroup_largest_soft_limit_node()
657 	mz = rb_entry(mctz->rb_rightmost,  in __mem_cgroup_largest_soft_limit_node()
664 	__mem_cgroup_remove_exceeded(mz, mctz);  in __mem_cgroup_largest_soft_limit_node()
673 mem_cgroup_largest_soft_limit_node(struct mem_cgroup_tree_per_node *mctz)  in mem_cgroup_largest_soft_limit_node()  argument
677 	spin_lock_irq(&mctz->lock);  in mem_cgroup_largest_soft_limit_node()
678 	mz = __mem_cgroup_largest_soft_limit_node(mctz);  in mem_cgroup_largest_soft_limit_node()
679 	spin_unlock_irq(&mctz->lock);  in mem_cgroup_largest_soft_limit_node()
2784 	struct mem_cgroup_tree_per_node *mctz;  in mem_cgroup_soft_limit_reclaim()  local
2791 	mctz = soft_limit_tree_node(pgdat->node_id);  in mem_cgroup_soft_limit_reclaim()
2798 	if (!mctz || RB_EMPTY_ROOT(&mctz->rb_root))  in mem_cgroup_soft_limit_reclaim()
2810 			mz = mem_cgroup_largest_soft_limit_node(mctz);  in mem_cgroup_soft_limit_reclaim()
2819 		spin_lock_irq(&mctz->lock);  in mem_cgroup_soft_limit_reclaim()
2820 		__mem_cgroup_remove_exceeded(mz, mctz);  in mem_cgroup_soft_limit_reclaim()
2828 			next_mz = __mem_cgroup_largest_soft_limit_node(mctz);  in mem_cgroup_soft_limit_reclaim()
2840 		__mem_cgroup_insert_exceeded(mz, mctz, excess);  in mem_cgroup_soft_limit_reclaim()
2841 		spin_unlock_irq(&mctz->lock);  in mem_cgroup_soft_limit_reclaim()