[dpdk-dev] [PATCH 0/2] virtio fix false offload claims

Yuanhan Liu yliu at fridaylinux.org
Sat Jul 8 05:12:22 CEST 2017


On Fri, Jul 07, 2017 at 12:52:48PM -0700, Stephen Hemminger wrote:
> While doing code for Hyper-V, noticed that the virtio driver was
> confused about receive versus transmit offloads.  The virtio
> checksum offload is L4 (TCP/UDP) only, not IPv4. Also, TSO
> and LRO are not the same.
> 
> This may break some program that was assuming it was getting offloads
> that it wasn't.

Applied to dpdk-next-virtio.

And I think they should be backported to stable releases, thus,

    Cc: stable at dpdk.org

Thanks.

	--yliu
> 
> Stephen Hemminger (2):
>   virtio: don't falsely claim to do IP checksum
>   virtio: don't claim to support LRO
> 
>  drivers/net/virtio/virtio_ethdev.c | 30 +++++-------------------------
>  1 file changed, 5 insertions(+), 25 deletions(-)
> 
> -- 
> 2.11.0


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