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authorPaolo Abeni <pabeni@redhat.com>2016-02-12 17:43:57 +0300
committerDavid S. Miller <davem@davemloft.net>2016-02-17 04:21:48 +0300
commitd71785ffc7e7cae3fbdc4ea8a9d05b7a1c59f7b8 (patch)
tree142081880ca68e3f066df14ecfb2371b229e76fd /include/net/ip_tunnels.h
parent0c1d70af924b966cc71e9e48920b2b635441aa50 (diff)
downloadlinux-d71785ffc7e7cae3fbdc4ea8a9d05b7a1c59f7b8.tar.xz
net: add dst_cache to ovs vxlan lwtunnel
In case of UDP traffic with datagram length below MTU this give about 2% performance increase when tunneling over ipv4 and about 60% when tunneling over ipv6 Signed-off-by: Paolo Abeni <pabeni@redhat.com> Suggested-and-acked-by: Hannes Frederic Sowa <hannes@stressinduktion.org> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/net/ip_tunnels.h')
-rw-r--r--include/net/ip_tunnels.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/net/ip_tunnels.h b/include/net/ip_tunnels.h
index fd36936d85a6..87408ab80856 100644
--- a/include/net/ip_tunnels.h
+++ b/include/net/ip_tunnels.h
@@ -58,6 +58,9 @@ struct ip_tunnel_key {
struct ip_tunnel_info {
struct ip_tunnel_key key;
+#ifdef CONFIG_DST_CACHE
+ struct dst_cache dst_cache;
+#endif
u8 options_len;
u8 mode;
};