netdev - Re: [PATCH net-next v2 00/12] virtnet

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Message-ID: <20240530075003-mutt-send-email-mst@kernel.org>
Date: Thu, 30 May 2024 07:53:17 -0400
From: "Michael S. Tsirkin" <mst@...hat.com>
To: Xuan Zhuo <xuanzhuo@...ux.alibaba.com>
Cc: netdev@...r.kernel.org, "David S. Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>,
	Jason Wang <jasowang@...hat.com>,
	Eugenio Pérez <eperezma@...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 v2 00/12] virtnet_net: prepare for af-xdp

On Thu, May 30, 2024 at 07:23:54PM +0800, Xuan Zhuo wrote:
> This patch set prepares for supporting af-xdp zerocopy.
> There is no feature change in this patch set.
> I just want to reduce the patch num of the final patch set,
> so I split the patch set.
> 
> Thanks.
> 
> v2:
>     1. Add five commits. That provides some helper for sq to support premapped
>        mode. And the last one refactors distinguishing xmit types.
> 
> v1:
>     1. resend for the new net-next merge window
> 


It's great that you are working on this but
I'd like to see the actual use of this first.

> 
> Xuan Zhuo (12):
>   virtio_net: independent directory
>   virtio_net: move core structures to virtio_net.h
>   virtio_net: add prefix virtnet to all struct inside virtio_net.h
>   virtio_net: separate virtnet_rx_resize()
>   virtio_net: separate virtnet_tx_resize()
>   virtio_net: separate receive_mergeable
>   virtio_net: separate receive_buf
>   virtio_ring: introduce vring_need_unmap_buffer
>   virtio_ring: introduce dma map api for page
>   virtio_ring: introduce virtqueue_dma_map_sg_attrs
>   virtio_ring: virtqueue_set_dma_premapped() support to disable
>   virtio_net: refactor the xmit type
> 
>  MAINTAINERS                                   |   2 +-
>  drivers/net/Kconfig                           |   9 +-
>  drivers/net/Makefile                          |   2 +-
>  drivers/net/virtio/Kconfig                    |  12 +
>  drivers/net/virtio/Makefile                   |   8 +
>  drivers/net/virtio/virtnet.h                  | 248 ++++++++
>  .../{virtio_net.c => virtio/virtnet_main.c}   | 596 +++++++-----------
>  drivers/virtio/virtio_ring.c                  | 118 +++-
>  include/linux/virtio.h                        |  12 +-
>  9 files changed, 606 insertions(+), 401 deletions(-)
>  create mode 100644 drivers/net/virtio/Kconfig
>  create mode 100644 drivers/net/virtio/Makefile
>  create mode 100644 drivers/net/virtio/virtnet.h
>  rename drivers/net/{virtio_net.c => virtio/virtnet_main.c} (93%)
> 
> --
> 2.32.0.3.g01195cf9f