Re: [PATCH net-next v2] rtnetlink: comment the RCU waits in unregister paths
From: patchwork-bot+netdevbpf
Date: Tue Oct 20 2026 - 09:39:56 EST
Hello:
This patch was applied to netdev/net-next.git (main)
by Paolo Abeni <pabeni@xxxxxxxxxx>:
On Thu, 15 Oct 2026 10:17:16 +0200 you wrote:
> rtnl_unregister_all() and rtnl_af_unregister() wait for RCU readers
> before tearing down what those readers use, but do not say which
> readers they are waiting for.
>
> A missing wait is then easy to overlook: rtnl_link_unregister() lacked
> its synchronize_rcu() until commit 3b70edea393d ("rtnetlink: wait for
> RCU readers in rtnl_link_unregister()"). Add a comment to both waits,
> naming the readers each one waits for.
>
> [...]
Here is the summary with links:
- [net-next,v2] rtnetlink: comment the RCU waits in unregister paths
https://git.kernel.org/netdev/net-next/c/ec636599b10a
You are awesome, thank you!
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