net: use dst_cache for vxlan device
authorPaolo Abeni <pabeni@redhat.com>
Fri, 12 Feb 2016 14:43:56 +0000 (15:43 +0100)
committerDavid S. Miller <davem@davemloft.net>
Wed, 17 Feb 2016 01:21:48 +0000 (20:21 -0500)
commit0c1d70af924b966cc71e9e48920b2b635441aa50
treecda34c2cd7eb589e64e0c50b8673b0437c48ae6c
parente09acddf873bf775b208b452a4c3a3fd26fa9427
net: use dst_cache for vxlan device

In case of UDP traffic with datagram length
below MTU this give about 3% performance increase
when tunneling over ipv4 and about 70% 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>
drivers/net/vxlan.c
include/net/vxlan.h