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From: patchwork-bot+netdevbpf@kernel.org
To: Chengfeng Ye <nicoyip.dev@gmail.com>
Cc: davem@davemloft.net, edumazet@google.com, kuba@kernel.org,
	pabeni@redhat.com, horms@kernel.org, broonie@kernel.org,
	brauner@kernel.org, atenart@kernel.org, netdev@vger.kernel.org,
	linux-kernel@vger.kernel.org, stable@vger.kernel.org
Subject: Re: [PATCH net v2] net-sysfs: release queue trackers before allowing reuse
Date: Mon, 05 Oct 2026 23:00:13 +0000	[thread overview]
Message-ID: <179124121327.1929441.6321889114483475605.git-patchwork-notify@kernel.org> (raw)
In-Reply-To: <20260930181106.271547-1-nicoyip.dev@gmail.com>

Hello:

This patch was applied to netdev/net-next.git (main)
by Jakub Kicinski <kuba@kernel.org>:

On Thu,  1 Oct 2026 02:11:06 +0800 you wrote:
> An interrupted sysfs_rtnl_lock() can drop the last kobject reference to a
> removed TX queue without holding RTNL. netdev_queue_release() clears the
> kobject before releasing queue->dev_tracker, allowing the queue to be
> re-added while the old release still needs the shared tracker slot:
> 
>   CPU 0                               CPU 1
>   netdev_queue_release()
>     memset(kobj, 0, sizeof(*kobj))
>                                       netdev_queue_add_kobject()
>                                         state_initialized is clear
>                                         netdev_hold() installs new tracker
>     netdev_put() releases the new tracker
> 
> [...]

Here is the summary with links:
  - [net,v2] net-sysfs: release queue trackers before allowing reuse
    https://git.kernel.org/netdev/net-next/c/a9d60b086944

You are awesome, thank you!
-- 
Deet-doot-dot, I am a bot.
https://korg.docs.kernel.org/patchwork/pwbot.html



      parent reply	other threads:[~2026-10-05 23:00 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-09-30 18:11 [PATCH net v2] net-sysfs: release queue trackers before allowing reuse Chengfeng Ye
2026-09-30 18:14 ` netdev-bot+sinfo
2026-09-30 19:19 ` Eric Dumazet
2026-10-01  8:08 ` Antoine Tenart
2026-10-05 23:00 ` patchwork-bot+netdevbpf [this message]

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