netdev - Re: [PATCH net-next v7 01/10] virtio_net: replace VIRTIO_XDP_HEADROOM by XDP_PACKET

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Message-ID: <CACGkMEvr4QYNBX0fQAkXYUuKn0JvZ2dZtwsqh+0SCJBCsxMVnw@mail.gmail.com>
Date: Mon, 8 Jul 2024 14:18:22 +0800
From: Jason Wang <jasowang@...hat.com>
To: Xuan Zhuo <xuanzhuo@...ux.alibaba.com>
Cc: netdev@...r.kernel.org, "Michael S. Tsirkin" <mst@...hat.com>, 
	Eugenio Pérez <eperezma@...hat.com>, 
	"David S. Miller" <davem@...emloft.net>, Eric Dumazet <edumazet@...gle.com>, 
	Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>, Alexei Starovoitov <ast@...nel.org>, 
	Daniel Borkmann <daniel@...earbox.net>, Jesper Dangaard Brouer <hawk@...nel.org>, 
	John Fastabend <john.fastabend@...il.com>, virtualization@...ts.linux.dev, 
	bpf@...r.kernel.org
Subject: Re: [PATCH net-next v7 01/10] virtio_net: replace VIRTIO_XDP_HEADROOM
 by XDP_PACKET_HEADROOM

On Fri, Jul 5, 2024 at 3:37 PM Xuan Zhuo <xuanzhuo@...ux.alibaba.com> wrote:
>
> virtio net has VIRTIO_XDP_HEADROOM that is equal to
> XDP_PACKET_HEADROOM to calculate the headroom for xdp.
>
> But here we should use the macro XDP_PACKET_HEADROOM from bpf.h to
> calculate the headroom for xdp. So here we remove the
> VIRTIO_XDP_HEADROOM, and use the XDP_PACKET_HEADROOM to replace it.
>
> Signed-off-by: Xuan Zhuo <xuanzhuo@...ux.alibaba.com>

Acked-by: Jason Wang <jasowang@...hat.com>

Thanks