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-rw-r--r--include/net/dst.h20
1 files changed, 20 insertions, 0 deletions
diff --git a/include/net/dst.h b/include/net/dst.h
index 27207a1..612069b 100644
--- a/include/net/dst.h
+++ b/include/net/dst.h
@@ -226,6 +226,26 @@ static inline void skb_dst_force(struct sk_buff *skb)
}
}
+
+/**
+ * skb_tunnel_rx - prepare skb for rx reinsert
+ * @skb: buffer
+ * @dev: tunnel device
+ *
+ * After decapsulation, packet is going to re-enter (netif_rx()) our stack,
+ * so make some cleanups, and perform accounting.
+ */
+static inline void skb_tunnel_rx(struct sk_buff *skb, struct net_device *dev)
+{
+ skb->dev = dev;
+ /* TODO : stats should be SMP safe */
+ dev->stats.rx_packets++;
+ dev->stats.rx_bytes += skb->len;
+ skb->rxhash = 0;
+ skb_dst_drop(skb);
+ nf_reset(skb);
+}
+
/* Children define the path of the packet through the
* Linux networking. Thus, destinations are stackable.
*/