607 					 struct mem_cgroup_tree_per_node *mctz,  in __mem_cgroup_insert_exceeded()  argument
610 	struct rb_node **p = &mctz->rb_root.rb_node;  in __mem_cgroup_insert_exceeded()
639 		mctz->rb_rightmost = &mz->tree_node;  in __mem_cgroup_insert_exceeded()
642 	rb_insert_color(&mz->tree_node, &mctz->rb_root);  in __mem_cgroup_insert_exceeded()
647 					 struct mem_cgroup_tree_per_node *mctz)  in __mem_cgroup_remove_exceeded()  argument
652 	if (&mz->tree_node == mctz->rb_rightmost)  in __mem_cgroup_remove_exceeded()
653 		mctz->rb_rightmost = rb_prev(&mz->tree_node);  in __mem_cgroup_remove_exceeded()
655 	rb_erase(&mz->tree_node, &mctz->rb_root);  in __mem_cgroup_remove_exceeded()
660 				       struct mem_cgroup_tree_per_node *mctz)  in mem_cgroup_remove_exceeded()  argument
664 	spin_lock_irqsave(&mctz->lock, flags);  in mem_cgroup_remove_exceeded()
665 	__mem_cgroup_remove_exceeded(mz, mctz);  in mem_cgroup_remove_exceeded()
666 	spin_unlock_irqrestore(&mctz->lock, flags);  in mem_cgroup_remove_exceeded()
685 	struct mem_cgroup_tree_per_node *mctz;  in mem_cgroup_update_tree()  local
687 	mctz = soft_limit_tree_from_page(page);  in mem_cgroup_update_tree()
688 	if (!mctz)  in mem_cgroup_update_tree()
704 			spin_lock_irqsave(&mctz->lock, flags);  in mem_cgroup_update_tree()
707 				__mem_cgroup_remove_exceeded(mz, mctz);  in mem_cgroup_update_tree()
712 			__mem_cgroup_insert_exceeded(mz, mctz, excess);  in mem_cgroup_update_tree()
713 			spin_unlock_irqrestore(&mctz->lock, flags);  in mem_cgroup_update_tree()
720 	struct mem_cgroup_tree_per_node *mctz;  in mem_cgroup_remove_from_trees()  local
726 		mctz = soft_limit_tree_node(nid);  in mem_cgroup_remove_from_trees()
727 		if (mctz)  in mem_cgroup_remove_from_trees()
728 			mem_cgroup_remove_exceeded(mz, mctz);  in mem_cgroup_remove_from_trees()
733 __mem_cgroup_largest_soft_limit_node(struct mem_cgroup_tree_per_node *mctz)  in __mem_cgroup_largest_soft_limit_node()  argument
739 	if (!mctz->rb_rightmost)  in __mem_cgroup_largest_soft_limit_node()
742 	mz = rb_entry(mctz->rb_rightmost,  in __mem_cgroup_largest_soft_limit_node()
749 	__mem_cgroup_remove_exceeded(mz, mctz);  in __mem_cgroup_largest_soft_limit_node()
758 mem_cgroup_largest_soft_limit_node(struct mem_cgroup_tree_per_node *mctz)  in mem_cgroup_largest_soft_limit_node()  argument
762 	spin_lock_irq(&mctz->lock);  in mem_cgroup_largest_soft_limit_node()
763 	mz = __mem_cgroup_largest_soft_limit_node(mctz);  in mem_cgroup_largest_soft_limit_node()
764 	spin_unlock_irq(&mctz->lock);  in mem_cgroup_largest_soft_limit_node()
3435 	struct mem_cgroup_tree_per_node *mctz;  in mem_cgroup_soft_limit_reclaim()  local
3442 	mctz = soft_limit_tree_node(pgdat->node_id);  in mem_cgroup_soft_limit_reclaim()
3449 	if (!mctz || RB_EMPTY_ROOT(&mctz->rb_root))  in mem_cgroup_soft_limit_reclaim()
3461 			mz = mem_cgroup_largest_soft_limit_node(mctz);  in mem_cgroup_soft_limit_reclaim()
3470 		spin_lock_irq(&mctz->lock);  in mem_cgroup_soft_limit_reclaim()
3471 		__mem_cgroup_remove_exceeded(mz, mctz);  in mem_cgroup_soft_limit_reclaim()
3479 			next_mz = __mem_cgroup_largest_soft_limit_node(mctz);  in mem_cgroup_soft_limit_reclaim()
3491 		__mem_cgroup_insert_exceeded(mz, mctz, excess);  in mem_cgroup_soft_limit_reclaim()
3492 		spin_unlock_irq(&mctz->lock);  in mem_cgroup_soft_limit_reclaim()