netdev - Re: [PATCH net] net_sched: limit try_bulk_dequeue

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Message-Id: 
 <176291340626.3636068.18318642966807737508.git-patchwork-notify@kernel.org>
Date: Wed, 12 Nov 2025 02:10:06 +0000
From: patchwork-bot+netdevbpf@...nel.org
To: Eric Dumazet <edumazet@...gle.com>
Cc: davem@...emloft.net, kuba@...nel.org, pabeni@...hat.com, horms@...nel.org,
 jhs@...atatu.com, xiyou.wangcong@...il.com, jiri@...nulli.us,
 kuniyu@...gle.com, willemb@...gle.com, netdev@...r.kernel.org,
 eric.dumazet@...il.com, hawk@...nel.org, toke@...hat.com
Subject: Re: [PATCH net] net_sched: limit try_bulk_dequeue_skb() batches

Hello:

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

On Sun,  9 Nov 2025 16:12:15 +0000 you wrote:
> After commit 100dfa74cad9 ("inet: dev_queue_xmit() llist adoption")
> I started seeing many qdisc requeues on IDPF under high TX workload.
> 
> $ tc -s qd sh dev eth1 handle 1: ; sleep 1; tc -s qd sh dev eth1 handle 1:
> qdisc mq 1: root
>  Sent 43534617319319 bytes 268186451819 pkt (dropped 0, overlimits 0 requeues 3532840114)
>  backlog 1056Kb 6675p requeues 3532840114
> qdisc mq 1: root
>  Sent 43554665866695 bytes 268309964788 pkt (dropped 0, overlimits 0 requeues 3537737653)
>  backlog 781164b 4822p requeues 3537737653
> 
> [...]

Here is the summary with links:
  - [net] net_sched: limit try_bulk_dequeue_skb() batches
    https://git.kernel.org/netdev/net/c/0345552a653c

You are awesome, thank you!
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