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Commit 275be061 authored by Jason Wang's avatar Jason Wang Committed by David S. Miller
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virtio-net: correctly xmit linearized page on XDP_TX 



After we linearize page, we should xmit this page instead of the page
of first buffer which may lead unexpected result. With this patch, we
can see correct packet during XDP_TX.

Cc: John Fastabend <john.r.fastabend@intel.com>
Signed-off-by: default avatarJason Wang <jasowang@redhat.com>
Acked-by: default avatarJohn Fastabend <john.r.fastabend@intel.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 73b62bd0

drivers/net/virtio_net.c

+1 −1
Original line number Diff line number Diff line
@@ -572,7 +572,7 @@ static struct sk_buff *receive_mergeable(struct net_device *dev, 
		if (unlikely(hdr->hdr.gso_type || hdr->hdr.flags))

			goto err_xdp;



		act = do_xdp_prog(vi, rq, xdp_prog, page, offset, len);

		act = do_xdp_prog(vi, rq, xdp_prog, xdp_page, offset, len);

		switch (act) {

		case XDP_PASS:

			if (unlikely(xdp_page != page))