1 files changed, 10 insertions, 0 deletions

diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
index 20e99efb1ca6..fb912e8e5c7f 100644
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h
@@ -3077,6 +3077,14 @@ void *netdev_lower_get_next_private_rcu(struct net_device *dev,
              priv; \
              priv = netdev_lower_get_next_private_rcu(dev, &(iter)))
 
+void *netdev_lower_get_next(struct net_device *dev,
+                                struct list_head **iter);
+#define netdev_for_each_lower_dev(dev, ldev, iter) \
+        for (iter = &(dev)->adj_list.lower, \
+             ldev = netdev_lower_get_next(dev, &(iter)); \
+             ldev; \
+             ldev = netdev_lower_get_next(dev, &(iter)))
+
 void *netdev_adjacent_get_private(struct list_head *adj_list);
 void *netdev_lower_get_first_private_rcu(struct net_device *dev);
 struct net_device *netdev_master_upper_dev_get(struct net_device *dev);
@@ -3092,6 +3100,8 @@ void netdev_upper_dev_unlink(struct net_device *dev,
 void netdev_adjacent_rename_links(struct net_device *dev, char *oldname);
 void *netdev_lower_dev_get_private(struct net_device *dev,
                                    struct net_device *lower_dev);
+int dev_get_nest_level(struct net_device *dev,
+                       bool (*type_check)(struct net_device *dev));
 int skb_checksum_help(struct sk_buff *skb);
 struct sk_buff *__skb_gso_segment(struct sk_buff *skb,
                                   netdev_features_t features, bool tx_path);