ip6_gre: Add ERSPAN native tunnel support

The patch adds support for ERSPAN tunnel over ipv6. Signed-off-by: William Tu <u9012063@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>

ip6_gre: Add ERSPAN native tunnel support
The patch adds support for ERSPAN tunnel over ipv6. Signed-off-by: William Tu <u9012063@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
5a963eb6 · William Tu · David S. Miller · 898b2979 · 5a963eb6 · 5a963eb6
Commit 5a963eb6 authored Nov 30, 2017 by William Tu Committed by David S. Miller Dec 01, 2017
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Showing with 267 additions and 4 deletions

include/net/ip6_tunnel.h include/net/ip6_tunnel.h +1 -0

net/ipv6/ip6_gre.c net/ipv6/ip6_gre.c +266 -4

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--- a/include/net/ip6_tunnel.h
+++ b/include/net/ip6_tunnel.h
@@ -36,6 +36,7 @@ struct __ip6_tnl_parm {
 	__be32			o_key;

 	__u32			fwmark;
+	__u32			index;	/* ERSPAN type II index */
 };

 /* IPv6 tunnel */

--- a/net/ipv6/ip6_gre.c
+++ b/net/ipv6/ip6_gre.c