From: patchwork-bot+netdevbpf@kernel.org
To: Breno Leitao <leitao@debian.org>
Cc: andrew+netdev@lunn.ch, davem@davemloft.net, edumazet@google.com,
kuba@kernel.org, pabeni@redhat.com, shuah@kernel.org,
netdev@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-kselftest@vger.kernel.org, gustavold@gmail.com,
asantostc@gmail.com, kernel-team@meta.com
Subject: Re: [PATCH net-next v3 0/2] netconsole: replace target_list_lock by RCU on userdata hot path
Date: Thu, 13 Aug 2026 13:11:41 +0000 [thread overview]
Message-ID: <178662670188.2423866.14579955056749406829.git-patchwork-notify@kernel.org> (raw)
In-Reply-To: <20260810-netcons-userdata-rcu-v3-0-f65557f769ce@debian.org>
Hello:
This series was applied to netdev/net-next.git (main)
by Paolo Abeni <pabeni@redhat.com>:
On Mon, 10 Aug 2026 02:36:10 -0700 you wrote:
> I would like to move netconsole to use RCU on the hot path for
> a while instead of target_list_lock. My goal is to have no lock on the
> tx side at all and eventually drop CON_NBCON_ATOMIC_UNSAFE, if that is
> possible [1].
>
> Start removing target_list_lock on certain parts of the code. This patch
> transforms the userdata array into a RCU-protected pointer, and uses the
> dynamic mutex as the write lock.
>
> [...]
Here is the summary with links:
- [net-next,v3,1/2] netconsole: publish the userdata payload with RCU
https://git.kernel.org/netdev/net-next/c/a9560343d4e9
- [net-next,v3,2/2] selftests: netconsole: add a userdata torture test
https://git.kernel.org/netdev/net-next/c/3d2452c2fb2f
You are awesome, thank you!
--
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prev parent reply other threads:[~2026-08-13 13:12 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-08-10 9:36 [PATCH net-next v3 0/2] netconsole: replace target_list_lock by RCU on userdata hot path Breno Leitao
2026-08-10 9:36 ` [PATCH net-next v3 1/2] netconsole: publish the userdata payload with RCU Breno Leitao
2026-08-11 13:29 ` Gustavo Luiz Duarte
2026-08-10 9:36 ` [PATCH net-next v3 2/2] selftests: netconsole: add a userdata torture test Breno Leitao
2026-08-11 13:29 ` Gustavo Luiz Duarte
2026-08-13 13:11 ` patchwork-bot+netdevbpf [this message]
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