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Date: Sun, 01 Oct 2023 12:30:25 +0000
To: Eric Dumazet <>
Subject: Re: [PATCH v2 net-next 0/5] net_sched: sch_fq: round of improvements


This series was applied to netdev/net-next.git (main)
by David S. Miller <>:

On Wed, 20 Sep 2023 20:17:10 +0000 you wrote:
> For FQ tenth anniversary, it was time for making it faster.
> The FQ part (as in Fair Queue) is rather expensive, because
> we have to classify packets and store them in a per-flow structure,
> and add this per-flow structure in a hash table. Then the RR lists
> also add cache line misses.
> [...]

Here is the summary with links:
  - [v2,net-next,1/5] net_sched: constify qdisc_priv()
  - [v2,net-next,2/5] net_sched: sch_fq: struct sched_data reorg
  - [v2,net-next,3/5] net_sched: sch_fq: change how @inactive is tracked
  - [v2,net-next,4/5] net_sched: sch_fq: add fast path for mostly idle qdisc
  - [v2,net-next,5/5] net_sched: sch_fq: always garbage collect

You are awesome, thank you!
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