From: patchwork-bot+netdevbpf@kernel.org
To: Souradeep Chakrabarti <schakrabarti@linux.microsoft.com>
Cc: kys@microsoft.com, haiyangz@microsoft.com, wei.liu@kernel.org,
decui@microsoft.com, davem@davemloft.net, edumazet@google.com,
kuba@kernel.org, pabeni@redhat.com, longli@microsoft.com,
yury.norov@gmail.com, leon@kernel.org, cai.huoqing@linux.dev,
ssengar@linux.microsoft.com, vkuznets@redhat.com,
tglx@linutronix.de, linux-hyperv@vger.kernel.org,
netdev@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-rdma@vger.kernel.org, schakrabarti@microsoft.com,
stable@vger.kernel.org
Subject: Re: [PATCH V2 net] hv_netvsc: Fix race condition between netvsc_probe and netvsc_remove
Date: Thu, 01 Feb 2024 16:40:26 +0000 [thread overview]
Message-ID: <170680562683.32005.9726914174097287156.git-patchwork-notify@kernel.org> (raw)
In-Reply-To: <1706686551-28510-1-git-send-email-schakrabarti@linux.microsoft.com>
Hello:
This patch was applied to netdev/net.git (main)
by Jakub Kicinski <kuba@kernel.org>:
On Tue, 30 Jan 2024 23:35:51 -0800 you wrote:
> In commit ac5047671758 ("hv_netvsc: Disable NAPI before closing the
> VMBus channel"), napi_disable was getting called for all channels,
> including all subchannels without confirming if they are enabled or not.
>
> This caused hv_netvsc getting hung at napi_disable, when netvsc_probe()
> has finished running but nvdev->subchan_work has not started yet.
> netvsc_subchan_work() -> rndis_set_subchannel() has not created the
> sub-channels and because of that netvsc_sc_open() is not running.
> netvsc_remove() calls cancel_work_sync(&nvdev->subchan_work), for which
> netvsc_subchan_work did not run.
>
> [...]
Here is the summary with links:
- [V2,net] hv_netvsc: Fix race condition between netvsc_probe and netvsc_remove
https://git.kernel.org/netdev/net/c/e0526ec5360a
You are awesome, thank you!
--
Deet-doot-dot, I am a bot.
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prev parent reply other threads:[~2024-02-01 16:40 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-01-31 7:35 [PATCH V2 net] hv_netvsc: Fix race condition between netvsc_probe and netvsc_remove Souradeep Chakrabarti
2024-02-01 15:49 ` Simon Horman
2024-02-01 16:40 ` patchwork-bot+netdevbpf [this message]
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