linux-kernel - Re: [PATCH net-next 3/3] selftests: ethtool: Introduce ethernet PHY selftests on netdevsim

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Message-ID: <20250704132019.GM41770@horms.kernel.org>
Date: Fri, 4 Jul 2025 14:20:19 +0100
From: Simon Horman <horms@...nel.org>
To: Maxime Chevallier <maxime.chevallier@...tlin.com>
Cc: davem@...emloft.net, netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org, thomas.petazzoni@...tlin.com,
	Andrew Lunn <andrew@...n.ch>, Jakub Kicinski <kuba@...nel.org>,
	Eric Dumazet <edumazet@...gle.com>, Paolo Abeni <pabeni@...hat.com>,
	Russell King <linux@...linux.org.uk>,
	Florian Fainelli <f.fainelli@...il.com>,
	Heiner Kallweit <hkallweit1@...il.com>,
	Vladimir Oltean <vladimir.oltean@....com>,
	Köry Maincent <kory.maincent@...tlin.com>,
	Oleksij Rempel <o.rempel@...gutronix.de>,
	Shuah Khan <shuah@...nel.org>, linux-kselftest@...r.kernel.org
Subject: Re: [PATCH net-next 3/3] selftests: ethtool: Introduce ethernet PHY
 selftests on netdevsim

On Wed, Jul 02, 2025 at 10:28:05AM +0200, Maxime Chevallier wrote:
> Now that netdevsim supports PHY device simulation, we can start writing
> some tests to cover a little bit all PHY-related ethtool commands.
> 
> So far we only test the basic use of "ethtool --show-phys", with :
>  - A simple command to get a PHY we just added
>  - A DUMP command listing PHYs on multiple netdevsim instances
>  - A Filtered DUMP command listing all PHYs on a netdevsim
> 
> Introduce some helpers to create netdevsim PHYs, and a new test file.
> 
> Signed-off-by: Maxime Chevallier <maxime.chevallier@...tlin.com>

Hi Maxime,

We have recently started running shellcheck as part of our CI (NIPA).
Could you do so for the scripts added and modified by this patch?

> ---
>  .../selftests/drivers/net/netdevsim/config    |  1 +
>  .../drivers/net/netdevsim/ethtool-common.sh   | 15 +++++
>  .../drivers/net/netdevsim/ethtool-phy.sh      | 64 +++++++++++++++++++

Should ethtool-phy.sh be added to TEST_PROGS the Makefile in
the same directory?

...