lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC | |
Open Source and information security mailing list archives
| ||
|
Message-Id: <174959163475.2619474.7924574005472646166.git-patchwork-notify@kernel.org> Date: Tue, 10 Jun 2025 21:40:34 +0000 From: patchwork-bot+netdevbpf@...nel.org To: Breno Leitao <leitao@...ian.org> Cc: andrew+netdev@...n.ch, davem@...emloft.net, edumazet@...gle.com, kuba@...nel.org, pabeni@...hat.com, tj@...nel.org, akpm@...ux-foundation.org, shuah@...nel.org, horms@...nel.org, netdev@...r.kernel.org, linux-kernel@...r.kernel.org, gustavold@...il.com, usamaarif642@...il.com, linux-kselftest@...r.kernel.org, kernel-team@...a.com Subject: Re: [PATCH net-next v3 0/4] netconsole: Optimize console registration and improve testing Hello: This series was applied to netdev/net-next.git (main) by Jakub Kicinski <kuba@...nel.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. https://korg.docs.kernel.org/patchwork/pwbot.html
Powered by blists - more mailing lists