linux-kernel - Re: [PATCH v2 2/3] net: mana: Add sched HTB offload support

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Message-ID: <20250422194830.GA30207@linuxonhyperv3.guj3yctzbm1etfxqx2vob5hsef.xx.internal.cloudapp.net>
Date: Tue, 22 Apr 2025 12:48:30 -0700
From: Erni Sri Satya Vennela <ernis@...ux.microsoft.com>
To: Jakub Kicinski <kuba@...nel.org>
Cc: kys@...rosoft.com, haiyangz@...rosoft.com, wei.liu@...nel.org,
	decui@...rosoft.com, andrew+netdev@...n.ch, davem@...emloft.net,
	edumazet@...gle.com, pabeni@...hat.com, longli@...rosoft.com,
	kotaranov@...rosoft.com, horms@...nel.org, mhklinux@...look.com,
	pasha.tatashin@...een.com, kent.overstreet@...ux.dev,
	brett.creeley@....com, schakrabarti@...ux.microsoft.com,
	shradhagupta@...ux.microsoft.com, ssengar@...ux.microsoft.com,
	rosenp@...il.com, paulros@...rosoft.com,
	linux-hyperv@...r.kernel.org, netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 2/3] net: mana: Add sched HTB offload support

On Mon, Apr 21, 2025 at 05:03:49PM -0700, Jakub Kicinski wrote:
> On Sun, 20 Apr 2025 23:33:39 -0700 Erni Sri Satya Vennela wrote:
> > This controller can offload only one HTB leaf.
> 
We selected tc-htb for our current use case because we plan to support
multiple speed classes in the future.

> This is not a reasonable use case for HTB.
> 
> If your reason not to use the shaper API is that there is no CLI
> for it perhaps you should add one to iproute2.