tun: Allow GSO using virtio_net_hdr

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Add a IFF_VNET_HDR flag.  This uses the same ABI as virtio_net
(ie. prepending struct virtio_net_hdr to packets) to indicate GSO and
checksum information.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
Acked-by: Max Krasnyansky <maxk@qualcomm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

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Rusty Russell 2008-07-03 03:48:02 -07:00 • committed by David S. Miller

parent 5228ddc98f

commit f43798c276

2 changed files with 94 additions and 3 deletions

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95

drivers/net/tun.c

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2

include/linux/if_tun.h

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