netdev - [net-next PATCH RFC 8/8] veth: xdp_frames redirected into veth need to transfer xdp_mem

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Message-ID: <154413876762.21735.5686011178439529039.stgit@firesoul>
Date:   Fri, 07 Dec 2018 00:26:07 +0100
From:   Jesper Dangaard Brouer <brouer@...hat.com>
To:     netdev@...r.kernel.org, "David S. Miller" <davem@...emloft.net>,
        Jesper Dangaard Brouer <brouer@...hat.com>
Cc:     Toke Høiland-Jørgensen <toke@...e.dk>,
        ard.biesheuvel@...aro.org, Jason Wang <jasowang@...hat.com>,
        ilias.apalodimas@...aro.org,
        BjörnTöpel <bjorn.topel@...el.com>,
        w@....eu, Saeed Mahameed <saeedm@...lanox.com>,
        mykyta.iziumtsev@...il.com,
        Daniel Borkmann <borkmann@...earbox.net>,
        Alexei Starovoitov <alexei.starovoitov@...il.com>,
        Tariq Toukan <tariqt@...lanox.com>
Subject: [net-next PATCH RFC 8/8] veth: xdp_frames redirected into veth need
 to transfer xdp_mem_info

XDP frames redirected into a veth device, that choose XDP_PASS end-up
creating an SKB from the xdp_frame.  The xdp_frame mem info need to be
transferred into the SKB.

Signed-off-by: Jesper Dangaard Brouer <brouer@...hat.com>
Signed-off-by: Ilias Apalodimas <ilias.apalodimas@...aro.org>
---
 drivers/net/veth.c |    1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/net/veth.c b/drivers/net/veth.c
index f412ea1cef18..925d300402ca 100644
--- a/drivers/net/veth.c
+++ b/drivers/net/veth.c
@@ -555,6 +555,7 @@ static struct sk_buff *veth_xdp_rcv_one(struct veth_rq *rq,
 		goto err;
 	}
 
+	skb->mem_info = frame->mem;
 	xdp_scrub_frame(frame);
 	skb->protocol = eth_type_trans(skb, rq->dev);
 err: