--- zzzz-none-000/linux-5.4.213/drivers/net/ifb.c	2022-09-15 10:04:56.000000000 +0000
+++ miami-7690-761/linux-5.4.213/drivers/net/ifb.c	2024-05-29 11:19:55.000000000 +0000
@@ -123,6 +123,31 @@
 
 }
 
+void ifb_update_offload_stats(struct net_device *dev, struct pcpu_sw_netstats *offload_stats)
+{
+	struct ifb_dev_private *dp;
+	struct ifb_q_private *txp;
+
+	if (!dev || !offload_stats) {
+		return;
+	}
+
+	if (!(dev->priv_flags_ext & IFF_EXT_IFB)) {
+		return;
+	}
+
+	dp = netdev_priv(dev);
+	txp = dp->tx_private;
+
+	u64_stats_update_begin(&txp->rsync);
+	txp->rx_packets += offload_stats->rx_packets;
+	txp->rx_bytes += offload_stats->rx_bytes;
+	txp->tx_packets += offload_stats->tx_packets;
+	txp->tx_bytes += offload_stats->tx_bytes;
+	u64_stats_update_end(&txp->rsync);
+}
+EXPORT_SYMBOL(ifb_update_offload_stats);
+
 static void ifb_stats64(struct net_device *dev,
 			struct rtnl_link_stats64 *stats)
 {
@@ -224,6 +249,7 @@
 	dev->flags |= IFF_NOARP;
 	dev->flags &= ~IFF_MULTICAST;
 	dev->priv_flags &= ~IFF_TX_SKB_SHARING;
+	dev->priv_flags_ext |= IFF_EXT_IFB;	/* Mark the device as an IFB device. */
 	netif_keep_dst(dev);
 	eth_hw_addr_random(dev);
 	dev->needs_free_netdev = true;