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, tj@kernel.org,
akpm@linux-foundation.org, shuah@kernel.org, horms@kernel.org,
netdev@vger.kernel.org, linux-kernel@vger.kernel.org,
gustavold@gmail.com, usamaarif642@gmail.com,
linux-kselftest@vger.kernel.org, kernel-team@meta.com
Subject: Re: [PATCH net-next v3 0/4] netconsole: Optimize console registration and improve testing
Date: Tue, 10 Jun 2025 21:40:34 +0000 [thread overview]
Message-ID: <174959163475.2619474.7924574005472646166.git-patchwork-notify@kernel.org> (raw)
In-Reply-To: <20250609-netcons_ext-v3-0-5336fa670326@debian.org>
Hello:
This series was applied to netdev/net-next.git (main)
by Jakub Kicinski <kuba@kernel.org>:
On Mon, 09 Jun 2025 02:46:25 -0700 you wrote:
> During performance analysis of console subsystem latency, I discovered that
> netconsole registers console handlers even when no active targets exist.
> These orphaned console handlers are invoked on every printk() call, get
> the lock, iterate through empty target lists, and consume CPU cycles
> without performing any useful work.
>
> This patch series addresses the inefficiency by:
>
> [...]
Here is the summary with links:
- [net-next,v3,1/4] netconsole: Only register console drivers when targets are configured
https://git.kernel.org/netdev/net-next/c/bc0cb64db1c7
- [net-next,v3,2/4] netconsole: Add automatic console unregistration on target removal
https://git.kernel.org/netdev/net-next/c/e99d938f8671
- [net-next,v3,3/4] selftests: netconsole: Do not exit from inside the validation function
https://git.kernel.org/netdev/net-next/c/69b25dd20c83
- [net-next,v3,4/4] selftests: netconsole: Add support for basic netconsole target format
https://git.kernel.org/netdev/net-next/c/224a6e602fb3
You are awesome, thank you!
--
Deet-doot-dot, I am a bot.
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prev parent reply other threads:[~2025-06-10 21:40 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-06-09 9:46 Breno Leitao
2025-06-09 9:46 ` [PATCH net-next v3 1/4] netconsole: Only register console drivers when targets are configured Breno Leitao
2025-06-09 9:46 ` [PATCH net-next v3 2/4] netconsole: Add automatic console unregistration on target removal Breno Leitao
2025-06-09 9:46 ` [PATCH net-next v3 3/4] selftests: netconsole: Do not exit from inside the validation function Breno Leitao
2025-06-09 9:46 ` [PATCH net-next v3 4/4] selftests: netconsole: Add support for basic netconsole target format Breno Leitao
2025-06-10 21:40 ` patchwork-bot+netdevbpf [this message]
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