--- zzzz-none-000/linux-5.4.213/net/8021q/vlan_core.c	2022-09-15 10:04:56.000000000 +0000
+++ alder-5690pro-762/linux-5.4.213/net/8021q/vlan_core.c	2024-08-14 09:02:12.000000000 +0000
@@ -71,6 +71,26 @@
 	return true;
 }
 
+/* Update the VLAN device with statistics from network offload engines */
+void __vlan_dev_update_accel_stats(struct net_device *dev,
+				   struct rtnl_link_stats64 *nlstats)
+{
+	struct vlan_pcpu_stats *stats;
+
+	if (!is_vlan_dev(dev))
+		return;
+
+	stats = this_cpu_ptr(vlan_dev_priv(dev)->vlan_pcpu_stats);
+
+	u64_stats_update_begin(&stats->syncp);
+	stats->rx_packets += nlstats->rx_packets;
+	stats->rx_bytes += nlstats->rx_bytes;
+	stats->tx_packets += nlstats->tx_packets;
+	stats->tx_bytes += nlstats->tx_bytes;
+	u64_stats_update_end(&stats->syncp);
+}
+EXPORT_SYMBOL(__vlan_dev_update_accel_stats);
+
 /* Must be invoked with rcu_read_lock. */
 struct net_device *__vlan_find_dev_deep_rcu(struct net_device *dev,
 					__be16 vlan_proto, u16 vlan_id)
@@ -109,6 +129,13 @@
 }
 EXPORT_SYMBOL(vlan_dev_real_dev);
 
+/* Caller is responsible to hold the reference of the returned device */
+struct net_device *vlan_dev_next_dev(const struct net_device *dev)
+{
+	return vlan_dev_priv(dev)->real_dev;
+}
+EXPORT_SYMBOL(vlan_dev_next_dev);
+
 u16 vlan_dev_vlan_id(const struct net_device *dev)
 {
 	return vlan_dev_priv(dev)->vlan_id;