linux-kernel - Re: [PATCH] net :mana : Add per-cpu stats for MANA device

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Date: Thu, 7 Mar 2024 07:29:23 -0800
From: Jakub Kicinski <kuba@...nel.org>
To: Shradha Gupta <shradhagupta@...ux.microsoft.com>
Cc: linux-kernel@...r.kernel.org, linux-hyperv@...r.kernel.org,
 linux-rdma@...r.kernel.org, netdev@...r.kernel.org, Eric Dumazet
 <edumazet@...gle.com>, Paolo Abeni <pabeni@...hat.com>, Ajay Sharma
 <sharmaajay@...rosoft.com>, Leon Romanovsky <leon@...nel.org>, Thomas
 Gleixner <tglx@...utronix.de>, Sebastian Andrzej Siewior
 <bigeasy@...utronix.de>, "K. Y. Srinivasan" <kys@...rosoft.com>, Haiyang
 Zhang <haiyangz@...rosoft.com>, Wei Liu <wei.liu@...nel.org>, Dexuan Cui
 <decui@...rosoft.com>, Long Li <longli@...rosoft.com>, Michael Kelley
 <mikelley@...rosoft.com>, Shradha Gupta <shradhagupta@...rosoft.com>
Subject: Re: [PATCH] net :mana : Add per-cpu stats for MANA device

On Thu,  7 Mar 2024 06:52:12 -0800 Shradha Gupta wrote:
> Extend 'ethtool -S' output for mana devices to include per-CPU packet
> stats

But why? You already have per queue stats.

> Built-on: Ubuntu22
> Tested-on: Ubuntu22

I understand when people mention testing driver changes on particular
SKUs of supported devices, that adds meaningful info. I don't understand
what "built" and "tested" on a distro is supposed to tell us.
Honest question, what is the value of this?