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

["Michael S. Tsirkin" <mst@redhat.com>]

On Tue, Mar 21, 2023 at 08:20:20PM +0800, Xuan Zhuo wrote:
> On Tue, 21 Mar 2023 19:58:49 +0800, Xuan Zhuo <xuanzhuo@linux.alibaba.com> wrote:
> > On Wed, 15 Mar 2023 12:10:34 +0800, Xuan Zhuo <xuanzhuo@linux.alibaba.com> 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.
> > >
> > > This patches are developed on the top of another patch set[1]. I may have to
> > > wait to merge this. So this patch set is a RFC.
> >
> >
> > Hi, Jason:
> >
> > Now, the patch set[1] has been in net-next. So this patch set can been merge
> > into net-next.
> >
> > Please review.
> 
> 
> I do not know why this patch set miss Jason. I send it normally. ^_^
> 
> Thanks.


repost as non-rfc.

> 
> 
> >
> > Thanks.
> >
> >
> > >
> > > Please review.
> > >
> > > Thanks.
> > >
> > > [1]. https://lore.kernel.org/netdev/20230315015223.89137-1-xuanzhuo@linux.alibaba.com/
> > >
> > >
> > > 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(-)
> > >
> > > --
> > > 2.32.0.3.g01195cf9f
> > >
> > > _______________________________________________
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> > > Virtualization@lists.linux-foundation.org
> > > https://lists.linuxfoundation.org/mailman/listinfo/virtualization

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