From: "Michael S. Tsirkin" <mst@redhat.com>
To: Xuan Zhuo <xuanzhuo@linux.alibaba.com>
Cc: netdev@vger.kernel.org, Jason Wang <jasowang@redhat.com>,
"David S. Miller" <davem@davemloft.net>,
Eric Dumazet <edumazet@google.com>,
Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>,
Alexei Starovoitov <ast@kernel.org>,
Daniel Borkmann <daniel@iogearbox.net>,
Jesper Dangaard Brouer <hawk@kernel.org>,
John Fastabend <john.fastabend@gmail.com>,
virtualization@lists.linux-foundation.org, bpf@vger.kernel.org
Subject: Re: [PATCH net 0/2] add checking sq is full inside xdp xmit
Date: Mon, 6 Mar 2023 12:58:22 -0500 [thread overview]
Message-ID: <20230306125742-mutt-send-email-mst@kernel.org> (raw)
In-Reply-To: <20230306041535.73319-1-xuanzhuo@linux.alibaba.com>
On Mon, Mar 06, 2023 at 12:15:33PM +0800, Xuan Zhuo wrote:
> If the queue of xdp xmit is not an independent queue, then when the xdp
> xmit used all the desc, the xmit from the __dev_queue_xmit() may encounter
> the following error.
>
> net ens4: Unexpected TXQ (0) queue failure: -28
>
> This patch adds a check whether sq is full in XDP Xmit.
>
> Thanks.
Acked-by: Michael S. Tsirkin <mst@redhat.com>
needed for stable?
> Xuan Zhuo (2):
> virtio_net: separate the logic of checking whether sq is full
> virtio_net: add checking sq is full inside xdp xmit
>
> drivers/net/virtio_net.c | 78 ++++++++++++++++++++++++----------------
> 1 file changed, 47 insertions(+), 31 deletions(-)
>
> --
> 2.32.0.3.g01195cf9f
next prev parent reply other threads:[~2023-03-06 18:00 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-03-06 4:15 [PATCH net 0/2] add checking sq is full inside xdp xmit Xuan Zhuo
2023-03-06 4:15 ` [PATCH net 1/2] virtio_net: separate the logic of checking whether sq is full Xuan Zhuo
2023-03-07 8:34 ` Jason Wang
2023-03-06 4:15 ` [PATCH net 2/2] virtio_net: add checking sq is full inside xdp xmit Xuan Zhuo
2023-03-06 17:57 ` Michael S. Tsirkin
2023-03-07 1:47 ` Xuan Zhuo
2023-03-06 16:49 ` [PATCH net 0/2] " Alexander H Duyck
2023-03-06 17:58 ` Michael S. Tsirkin [this message]
2023-03-07 1:49 ` Xuan Zhuo
2023-03-07 9:53 ` Paolo Abeni
2023-03-07 11:08 ` Xuan Zhuo
2023-03-07 15:59 ` Michael S. Tsirkin
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