From: Xuan Zhuo <xuanzhuo@linux.alibaba.com>
To: Jakub Kicinski <kuba@kernel.org>
Cc: virtualization@lists.linux-foundation.org,
"David S. Miller" <davem@davemloft.net>,
Eric Dumazet <edumazet@google.com>,
Paolo Abeni <pabeni@redhat.com>,
"Michael S. Tsirkin" <mst@redhat.com>,
Jason Wang <jasowang@redhat.com>,
Alexei Starovoitov <ast@kernel.org>,
Daniel Borkmann <daniel@iogearbox.net>,
Jesper Dangaard Brouer <hawk@kernel.org>,
John Fastabend <john.fastabend@gmail.com>,
netdev@vger.kernel.org, bpf@vger.kernel.org
Subject: Re: [PATCH vhost 00/22] virtio-net: support AF_XDP zero copy
Date: Thu, 12 Oct 2023 09:53:54 +0800 [thread overview]
Message-ID: <1697075634.444064-2-xuanzhuo@linux.alibaba.com> (raw)
In-Reply-To: <20231011100057.535f3834@kernel.org>
On Wed, 11 Oct 2023 10:00:57 -0700, Jakub Kicinski <kuba@kernel.org> wrote:
> On Wed, 11 Oct 2023 17:27:06 +0800 Xuan Zhuo wrote:
> > ## AF_XDP
> >
> > XDP socket(AF_XDP) is an excellent bypass kernel network framework. The zero
> > copy feature of xsk (XDP socket) needs to be supported by the driver. The
> > performance of zero copy is very good. mlx5 and intel ixgbe already support
> > this feature, This patch set allows virtio-net to support xsk's zerocopy xmit
> > feature.
>
> You're moving the driver and adding a major feature.
> This really needs to go via net or bpf.
> If you have dependencies in other trees please wait for
> after the merge window.
If so, I can remove the first two commits.
Then, the sq uses the premapped mode by default.
And we can use the api virtqueue_dma_map_single_attrs to replace the
virtqueue_dma_map_page_attrs.
And then I will fix that on the top.
Hi Micheal and Jason, is that ok for you?
Thanks.
next prev parent reply other threads:[~2023-10-12 1:57 UTC|newest]
Thread overview: 50+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-10-11 9:27 [PATCH vhost 00/22] virtio-net: support AF_XDP zero copy Xuan Zhuo
2023-10-11 9:27 ` [PATCH vhost 01/22] virtio_ring: virtqueue_set_dma_premapped support disable Xuan Zhuo
2023-10-11 14:13 ` kernel test robot
2023-10-12 9:15 ` Michael S. Tsirkin
2023-10-12 9:18 ` Xuan Zhuo
2023-10-12 9:40 ` Michael S. Tsirkin
2023-10-12 11:36 ` Xuan Zhuo
2023-10-11 9:27 ` [PATCH vhost 02/22] virtio_ring: introduce virtqueue_dma_[un]map_page_attrs Xuan Zhuo
2023-10-18 7:53 ` Xuan Zhuo
2023-10-18 7:59 ` Michael S. Tsirkin
2023-10-18 8:00 ` Xuan Zhuo
2023-10-18 8:44 ` Michael S. Tsirkin
2023-10-18 8:57 ` Xuan Zhuo
2023-10-18 9:13 ` Michael S. Tsirkin
2023-10-18 9:17 ` Xuan Zhuo
2023-10-18 8:09 ` Michael S. Tsirkin
2023-10-11 9:27 ` [PATCH vhost 03/22] virtio_net: rename free_old_xmit_skbs to free_old_xmit Xuan Zhuo
2023-10-11 9:27 ` [PATCH vhost 04/22] virtio_net: unify the code for recycling the xmit ptr Xuan Zhuo
2023-10-11 9:27 ` [PATCH vhost 05/22] virtio_net: independent directory Xuan Zhuo
2023-10-11 23:22 ` kernel test robot
2023-10-11 9:27 ` [PATCH vhost 06/22] virtio_net: move to virtio_net.h Xuan Zhuo
2023-10-11 9:27 ` [PATCH vhost 07/22] virtio_net: add prefix virtnet to all struct/api inside virtio_net.h Xuan Zhuo
2023-10-11 9:27 ` [PATCH vhost 08/22] virtio_net: virtnet_poll_tx support rescheduled Xuan Zhuo
2023-10-12 9:13 ` Michael S. Tsirkin
2023-10-11 9:27 ` [PATCH vhost 09/22] virtio_net: separate virtnet_rx_resize() Xuan Zhuo
2023-10-11 9:27 ` [PATCH vhost 10/22] virtio_net: separate virtnet_tx_resize() Xuan Zhuo
2023-10-11 9:27 ` [PATCH vhost 11/22] virtio_net: sq support premapped mode Xuan Zhuo
2023-10-13 10:13 ` kernel test robot
2023-10-11 9:27 ` [PATCH vhost 12/22] virtio_net: xsk: bind/unbind xsk Xuan Zhuo
2023-10-15 19:17 ` Simon Horman
2023-10-11 9:27 ` [PATCH vhost 13/22] virtio_net: xsk: prevent disable tx napi Xuan Zhuo
2023-10-11 9:27 ` [PATCH vhost 14/22] virtio_net: xsk: tx: support tx Xuan Zhuo
2023-10-11 9:27 ` [PATCH vhost 15/22] virtio_net: xsk: tx: support wakeup Xuan Zhuo
2023-10-11 9:27 ` [PATCH vhost 16/22] virtio_net: xsk: tx: virtnet_free_old_xmit() distinguishes xsk buffer Xuan Zhuo
2023-10-11 9:27 ` [PATCH vhost 17/22] virtio_net: xsk: tx: virtnet_sq_free_unused_buf() check " Xuan Zhuo
2023-10-11 9:27 ` [PATCH vhost 18/22] virtio_net: xsk: rx: introduce add_recvbuf_xsk() Xuan Zhuo
2023-10-11 9:27 ` [PATCH vhost 19/22] virtio_net: xsk: rx: introduce receive_xsk() to recv xsk buffer Xuan Zhuo
2023-10-11 9:27 ` [PATCH vhost 20/22] virtio_net: xsk: rx: virtnet_rq_free_unused_buf() check " Xuan Zhuo
2023-10-11 9:27 ` [PATCH vhost 21/22] virtio_net: update tx timeout record Xuan Zhuo
2023-10-12 9:10 ` Michael S. Tsirkin
2023-10-12 9:12 ` Xuan Zhuo
2023-10-12 9:36 ` Michael S. Tsirkin
2023-10-12 11:54 ` Xuan Zhuo
2023-10-12 13:07 ` Michael S. Tsirkin
2023-10-11 9:27 ` [PATCH vhost 22/22] virtio_net: xdp_features add NETDEV_XDP_ACT_XSK_ZEROCOPY Xuan Zhuo
2023-10-11 17:00 ` [PATCH vhost 00/22] virtio-net: support AF_XDP zero copy Jakub Kicinski
2023-10-12 1:53 ` Xuan Zhuo [this message]
2023-10-12 7:50 ` Jason Wang
2023-10-12 8:32 ` Xuan Zhuo
2023-10-12 14:50 ` Michael S. Tsirkin
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