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(parent: aecf65d) | patch
tuntap: XDP_TX can use native XDP
authorJason Wang <jasowang@redhat.com>
Wed, 14 Mar 2018 03:23:40 +0000 (11:23 +0800)
committerDavid S. Miller <davem@davemloft.net>
Wed, 14 Mar 2018 17:20:48 +0000 (13:20 -0400)
commitc04c7fadeb2a0b46bcd1cd1b2d64b80776270bd7
tree0088c7be13366a70f1a87ace645447a9a97a020etree | snapshot
parentaecf65d6c574f8d3bfe0e6790f4ab7c41c32e480commit | diff
tuntap: XDP_TX can use native XDP

Now we have ndo_xdp_xmit, switch to use it instead of the slow generic
XDP TX routine. XDP_TX on TAP gets ~20% improvements from ~1.5Mpps to
~1.8Mpps on 2.60GHz Core(TM) i7-5600U.

Signed-off-by: Jason Wang <jasowang@redhat.com>
Acked-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
drivers/net/tun.c diff | blob | history
Linux Kernel Source Tree.