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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: Jason Wang <jasowang@redhat.com>
Acked-by: John Fastabend <john.r.fastabend@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Jason Wang 2016-12-23 22:37:25 +08:00 committed by David S. Miller
parent 73b62bd085
commit 275be061b3
1 changed files with 1 additions and 1 deletions
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2
drivers/net/virtio_net.c
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@ -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))