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gre_offload: statically build GRE offloading support

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GRO/GSO layers can be enabled on a node, even if said
node is only forwarding packets.

This patch permits GSO (and upcoming GRO) support for GRE
encapsulated packets, even if the host has no GRE tunnel setup.

Signed-off-by: Eric Dumazet <edumazet@google.com>
Cc: H.K. Jerry Chu <hkchu@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Eric Dumazet
2014-01-06 14:03:07 -08:00
committed by David S. Miller
parent 0e5959346c
commit 438e38fadc
4 changed files with 7 additions and 16 deletions
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include/net/gre.h
-3
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@@ -33,9 +33,6 @@ struct gre_cisco_protocol {
int gre_cisco_register(struct gre_cisco_protocol *proto);
int gre_cisco_unregister(struct gre_cisco_protocol *proto);
int gre_offload_init(void);
void gre_offload_exit(void);
void gre_build_header(struct sk_buff *skb, const struct tnl_ptk_info *tpi,
int hdr_len);