From: Bui Quang Minh <minhquangbui99@gmail.com>
To: Jason Xing <kerneljasonxing@gmail.com>
Cc: netdev@vger.kernel.org, "Michael S. Tsirkin" <mst@redhat.com>,
"Jason Wang" <jasowang@redhat.com>,
"Xuan Zhuo" <xuanzhuo@linux.alibaba.com>,
"Eugenio Pérez" <eperezma@redhat.com>,
"Andrew Lunn" <andrew+netdev@lunn.ch>,
"David S. Miller" <davem@davemloft.net>,
"Eric Dumazet" <edumazet@google.com>,
"Jakub Kicinski" <kuba@kernel.org>,
"Paolo Abeni" <pabeni@redhat.com>,
virtualization@lists.linux.dev, linux-kernel@vger.kernel.org
Subject: Re: [PATCH net-next v2] virtio-net: xsk: Support wakeup on RX side
Date: Wed, 4 Mar 2026 22:35:34 +0700 [thread overview]
Message-ID: <e3382903-3854-4479-bcb0-bd9793148b2f@gmail.com> (raw)
In-Reply-To: <CAL+tcoAm8wBEes9unXrssHHsnPP28b0XcOdqQN-TVtet5O2sAA@mail.gmail.com>
On 3/4/26 14:41, Jason Xing wrote:
> On Tue, Mar 3, 2026 at 1:03 AM Bui Quang Minh <minhquangbui99@gmail.com> wrote:
>> When XDP_USE_NEED_WAKEUP is used and the fill ring is empty so no buffer
>> is allocated on RX side, allow RX NAPI to be descheduled. This avoids
>> wasting CPU cycles on polling. Users will be notified and they need to
>> make a wakeup call after refilling the ring.
>>
>> Signed-off-by: Bui Quang Minh <minhquangbui99@gmail.com>
> Thanks for handling that problem. Please carry my tag in the next version:
>
> Reviewed-by: Jason Xing <kerneljasonxing@gmail.com>
>
> You seem to have forgotten to add Xuan Zhuo's tag...
This version contains a bug fix which is a non-trivial change so I think
it might not be the same as the version that he approved of.
Thanks,
Quang Minh.
prev parent reply other threads:[~2026-03-04 15:35 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-03-02 16:41 [PATCH net-next v2] virtio-net: xsk: Support wakeup on RX side Bui Quang Minh
2026-03-02 18:53 ` Michael S. Tsirkin
2026-03-03 14:44 ` Bui Quang Minh
2026-03-04 7:41 ` Jason Xing
2026-03-04 15:35 ` Bui Quang Minh [this message]
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