On Fri, Mar 02, 2018 at 05:29:14PM +0800, Jason Wang wrote:
XDP_REDIRECT support for mergeable buffer was removed since commitAcked-by: Michael S. Tsirkin<mst@xxxxxxxxxx>
7324f5399b06 ("virtio_net: disable XDP_REDIRECT in receive_mergeable()
case"). This is because we don't reserve enough tailroom for struct
skb_shared_info which breaks XDP assumption. So this patch fixes this
by reserving enough tailroom and using fixed size of rx buffer.
Signed-off-by: Jason Wang<jasowang@xxxxxxxxxx>
I think the next incremental step is to look at splitting
out fast path XDP processing to a separate set of functions.