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From: patchwork-bot+netdevbpf@kernel.org
To: =?utf-8?q?Jonas_K=C3=B6ppeler_=3Cj=2Ekoeppeler=40tu-berlin=2Ede=3E?=@aws-us-west-2-korg-oddjob-rhel9-1.codeaurora.org
Cc: toke@toke.dk, jhs@mojatatu.com, jiri@resnulli.us,
	davem@davemloft.net, edumazet@google.com, kuba@kernel.org,
	pabeni@redhat.com, horms@kernel.org, cake@lists.bufferbloat.net,
	netdev@vger.kernel.org, linux-kernel@vger.kernel.org,
	mikepham4321@gmail.com
Subject: Re: [PATCH net-next v2] net/sched: sch_cake: skip clearing unused tins during rate adjustment
Date: Fri, 24 Jul 2026 23:30:05 +0000	[thread overview]
Message-ID: <178493580589.3350809.5507808088090892286.git-patchwork-notify@kernel.org> (raw)
In-Reply-To: <20260720-sch_cake-skip-clearing-tins-v2-1-e6a8b0275c73@tu-berlin.de>

Hello:

This patch was applied to netdev/net.git (main)
by Jakub Kicinski <kuba@kernel.org>:

On Mon, 20 Jul 2026 23:14:52 +0200 you wrote:
> When cake_configure_rates() is called from the dequeue path with
> rate_adjust=true, it only needs to update the rate parameters. The
> loop that clears the unused tins is both unnecessary and harmful in
> this path:
> 
>  - cake_clear_tin() overwrites q->cur_tin and q->cur_flow, which are
>    actively used by cake_dequeue(), corrupting the dequeue state.
>  - iterating over the unused tins and their internal queues to purge
>    packets adds needless overhead to the hot path.
> 
> [...]

Here is the summary with links:
  - [net-next,v2] net/sched: sch_cake: skip clearing unused tins during rate adjustment
    https://git.kernel.org/netdev/net/c/a3729e0df005

You are awesome, thank you!
-- 
Deet-doot-dot, I am a bot.
https://korg.docs.kernel.org/patchwork/pwbot.html



      parent reply	other threads:[~2026-07-24 23:30 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-07-20 21:14 [PATCH net-next v2] net/sched: sch_cake: skip clearing unused tins during rate adjustment Jonas Köppeler
2026-07-21  6:55 ` Toke Høiland-Jørgensen
2026-07-24 23:30 ` patchwork-bot+netdevbpf [this message]

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