netdev - Re: [PATCH net v2 0/3] fixes two virtio-net related bugs.

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Message-ID: <CACGkMEugrT0K3LcJsPaN6FDncvBgXRLkG6By8scm8PyABF2BUA@mail.gmail.com>
Date: Mon, 13 Oct 2025 13:56:58 +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>, 
	Andrew Lunn <andrew+netdev@...n.ch>, "David S. Miller" <davem@...emloft.net>, 
	Eric Dumazet <edumazet@...gle.com>, Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>, 
	Willem de Bruijn <willemb@...gle.com>, Jiri Pirko <jiri@...nulli.us>, 
	Alvaro Karsz <alvaro.karsz@...id-run.com>, Heng Qi <hengqi@...ux.alibaba.com>, 
	virtualization@...ts.linux.dev
Subject: Re: [PATCH net v2 0/3] fixes two virtio-net related bugs.

On Mon, Oct 13, 2025 at 10:06 AM Xuan Zhuo <xuanzhuo@...ux.alibaba.com> wrote:
>
> As discussed in http://lore.kernel.org/all/20250919013450.111424-1-xuanzhuo@linux.alibaba.com
> Commit #1 Move the flags into the existing if condition; the issue is that it introduces a
> small amount of code duplication.
>
> Commit #3 is new to fix the hdr len in tunnel gso feature.
>
> Hi @Paolo Abenchi,
> Could you please test commit #3? I don't have a suitable test environment, as
> QEMU doesn't currently support the tunnel GSO feature.

It has been there.

Thanks

>
> Thanks.
>
> Xuan Zhuo (3):
>   virtio-net: fix incorrect flags recording in big mode
>   virtio-net: correct hdr_len handling for VIRTIO_NET_F_GUEST_HDRLEN
>   virtio-net: correct hdr_len handling for tunnel gso
>
>  drivers/net/virtio_net.c   | 16 ++++++++-----
>  include/linux/virtio_net.h | 46 ++++++++++++++++++++++++++++++++------
>  2 files changed, 50 insertions(+), 12 deletions(-)
>
> --
> 2.32.0.3.g01195cf9f
>