linux-kernel - Re: [PATCH net-next V7 00/14] devlink and mlx5: Support cross-function rate scheduling

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Message-ID: <20260202200916.2b71ccdc@kernel.org>
Date: Mon, 2 Feb 2026 20:09:16 -0800
From: Jakub Kicinski <kuba@...nel.org>
To: Tariq Toukan <tariqt@...dia.com>
Cc: Eric Dumazet <edumazet@...gle.com>, Paolo Abeni <pabeni@...hat.com>,
 Andrew Lunn <andrew+netdev@...n.ch>, "David S. Miller"
 <davem@...emloft.net>, Donald Hunter <donald.hunter@...il.com>, Jiri Pirko
 <jiri@...nulli.us>, Jonathan Corbet <corbet@....net>, Saeed Mahameed
 <saeedm@...dia.com>, "Leon Romanovsky" <leon@...nel.org>, Mark Bloch
 <mbloch@...dia.com>, <netdev@...r.kernel.org>,
 <linux-kernel@...r.kernel.org>, <linux-doc@...r.kernel.org>,
 <linux-rdma@...r.kernel.org>, Gal Pressman <gal@...dia.com>, Moshe Shemesh
 <moshe@...dia.com>, Carolina Jubran <cjubran@...dia.com>, Cosmin Ratiu
 <cratiu@...dia.com>, Jiri Pirko <jiri@...dia.com>, Randy Dunlap
 <rdunlap@...radead.org>, Simon Horman <horms@...nel.org>, Krzysztof
 Kozlowski <krzk@...nel.org>
Subject: Re: [PATCH net-next V7 00/14] devlink and mlx5: Support
 cross-function rate scheduling

On Wed, 28 Jan 2026 13:25:30 +0200 Tariq Toukan wrote:
> This series by Cosmin and Jiri adds support for cross-function rate
> scheduling in devlink and mlx5.
> See detailed explanation by Cosmin below [1].

I'll apply the trivial patches (3, 5) to avoid the reposts.

Please add driver tests exercising this code, there's high risk 
of regressions with all this complexity and nested locking.

What devices will support this? Is CX7 enough to test?