From: patchwork-bot+netdevbpf@kernel.org
To: Bui Quang Minh <minhquangbui99@gmail.com>
Cc: netdev@vger.kernel.org, mst@redhat.com, jasowang@redhat.com,
xuanzhuo@linux.alibaba.com, eperezma@redhat.com,
andrew+netdev@lunn.ch, davem@davemloft.net, edumazet@google.com,
kuba@kernel.org, pabeni@redhat.com, ast@kernel.org,
daniel@iogearbox.net, hawk@kernel.org, john.fastabend@gmail.com,
sdf@fomichev.me, virtualization@lists.linux.dev,
linux-kernel@vger.kernel.org, bpf@vger.kernel.org
Subject: Re: [PATCH net v3 0/3] virtio-net: fix the deadlock when disabling rx NAPI
Date: Mon, 12 Jan 2026 20:56:53 +0000 [thread overview]
Message-ID: <176825141377.1092878.9401605106447575333.git-patchwork-notify@kernel.org> (raw)
In-Reply-To: <20260106150438.7425-1-minhquangbui99@gmail.com>
Hello:
This series was applied to netdev/net.git (main)
by Jakub Kicinski <kuba@kernel.org>:
On Tue, 6 Jan 2026 22:04:35 +0700 you wrote:
> Calling napi_disable() on an already disabled napi can cause the
> deadlock. In commit 4bc12818b363 ("virtio-net: disable delayed refill
> when pausing rx"), to avoid the deadlock, when pausing the RX in
> virtnet_rx_pause[_all](), we disable and cancel the delayed refill work.
> However, in the virtnet_rx_resume_all(), we enable the delayed refill
> work too early before enabling all the receive queue napis.
>
> [...]
Here is the summary with links:
- [net,v3,1/3] virtio-net: don't schedule delayed refill worker
https://git.kernel.org/netdev/net/c/fcdef3bcbb2c
- [net,v3,2/3] virtio-net: remove unused delayed refill worker
https://git.kernel.org/netdev/net/c/1e7b90aa7988
- [net,v3,3/3] virtio-net: clean up __virtnet_rx_pause/resume
https://git.kernel.org/netdev/net/c/a0c159647e66
You are awesome, thank you!
--
Deet-doot-dot, I am a bot.
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prev parent reply other threads:[~2026-01-12 21:00 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-01-06 15:04 [PATCH net v3 0/3] virtio-net: fix the deadlock when disabling rx NAPI Bui Quang Minh
2026-01-06 15:04 ` [PATCH net v3 1/3] virtio-net: don't schedule delayed refill worker Bui Quang Minh
2026-01-06 15:29 ` Michael S. Tsirkin
2026-01-06 15:39 ` Bui Quang Minh
2026-01-10 2:12 ` Jakub Kicinski
2026-01-10 8:23 ` Bui Quang Minh
2026-01-10 19:10 ` Jakub Kicinski
2026-01-10 10:14 ` Michael S. Tsirkin
2026-01-06 15:04 ` [PATCH net v3 2/3] virtio-net: remove unused " Bui Quang Minh
2026-01-06 15:04 ` [PATCH net v3 3/3] virtio-net: clean up __virtnet_rx_pause/resume Bui Quang Minh
2026-01-12 20:56 ` patchwork-bot+netdevbpf [this message]
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