netdev - Re: [PATCH v5 net-next 1/1] sched: Add dualpi2 qdisc

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Message-ID: <20250224123034.675e0446@kernel.org>
Date: Mon, 24 Feb 2025 12:30:34 -0800
From: Jakub Kicinski <kuba@...nel.org>
To: chia-yu.chang@...ia-bell-labs.com
Cc: netdev@...r.kernel.org, dave.taht@...il.com, pabeni@...hat.com,
 jhs@...atatu.com, stephen@...workplumber.org, xiyou.wangcong@...il.com,
 jiri@...nulli.us, davem@...emloft.net, edumazet@...gle.com,
 horms@...nel.org, andrew+netdev@...n.ch, ij@...nel.org,
 ncardwell@...gle.com, koen.de_schepper@...ia-bell-labs.com,
 g.white@...lelabs.com, ingemar.s.johansson@...csson.com,
 mirja.kuehlewind@...csson.com, cheshire@...le.com, rs.ietf@....at,
 Jason_Livingood@...cast.com, vidhi_goel@...le.com, Olga Albisser
 <olga@...isser.org>, Olivier Tilmans <olivier.tilmans@...ia.com>, Henrik
 Steen <henrist@...rist.net>, Bob Briscoe <research@...briscoe.net>, Pedro
 Tammela <pctammela@...atatu.com>
Subject: Re: [PATCH v5 net-next 1/1] sched: Add dualpi2 qdisc

On Sat, 22 Feb 2025 11:07:25 +0100 chia-yu.chang@...ia-bell-labs.com
wrote:
> From: Koen De Schepper <koen.de_schepper@...ia-bell-labs.com>
> 
> DualPI2 provides L4S-type low latency & loss to traffic that uses a
> scalable congestion controller (e.g. TCP-Prague, DCTCP) without
> degrading the performance of 'classic' traffic (e.g. Reno,
> Cubic etc.). It is intended to be the reference implementation of the
> IETF's DualQ Coupled AQM.

Pedro reports that you're missing:

diff --git a/tools/testing/selftests/tc-testing/tdc.sh 
b/tools/testing/selftests/tc-testing/tdc.sh
index cddff1772..e64e8acb7 100755
--- a/tools/testing/selftests/tc-testing/tdc.sh
+++ b/tools/testing/selftests/tc-testing/tdc.sh
@@ -63,4 +63,5 @@ try_modprobe sch_hfsc
  try_modprobe sch_hhf
  try_modprobe sch_htb
  try_modprobe sch_teql
+try_modprobe sch_dualpi2
  ./tdc.py -J`nproc`

-- 
pw-bot: cr