Re: [PATCH net-next 0/8] virtio_net: refactor xdp codes

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On Wed, Mar 22, 2023 at 11:03:00AM +0800, Xuan Zhuo wrote:
> Due to historical reasons, the implementation of XDP in virtio-net is relatively
> chaotic. For example, the processing of XDP actions has two copies of similar
> code. Such as page, xdp_page processing, etc.
> The purpose of this patch set is to refactor these code. Reduce the difficulty
> of subsequent maintenance. Subsequent developers will not introduce new bugs
> because of some complex logical relationships.
> In addition, the supporting to AF_XDP that I want to submit later will also need
> to reuse the logic of XDP, such as the processing of actions, I don't want to
> introduce a new similar code. In this way, I can reuse these codes in the
> future.
> Please review.
> Thanks.

I really want to see that code make progress though.
Would it make sense to merge this one through the virtio tree?

Then you will have all the pieces in one place and try to target
next linux.

> Xuan Zhuo (8):
>   virtio_net: mergeable xdp: put old page immediately
>   virtio_net: mergeable xdp: introduce mergeable_xdp_prepare
>   virtio_net: introduce virtnet_xdp_handler() to seprate the logic of
>     run xdp
>   virtio_net: separate the logic of freeing xdp shinfo
>   virtio_net: separate the logic of freeing the rest mergeable buf
>   virtio_net: auto release xdp shinfo
>   virtio_net: introduce receive_mergeable_xdp()
>   virtio_net: introduce receive_small_xdp()
>  drivers/net/virtio_net.c | 615 +++++++++++++++++++++++----------------
>  1 file changed, 357 insertions(+), 258 deletions(-)
> --

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