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Message-Id: <20231016081404.1647363-1-reibax@gmail.com>
Date: Mon, 16 Oct 2023 10:14:04 +0200
From: Xabier Marquiegui <reibax@...il.com>
To: kuba@...nel.org
Cc: chrony-dev@...ony.tuxfamily.org,
	davem@...emloft.net,
	horms@...nel.org,
	jstultz@...gle.com,
	mlichvar@...hat.com,
	netdev@...r.kernel.org,
	ntp-lists@...tcorallo.com,
	reibax@...il.com,
	richardcochran@...il.com,
	rrameshbabu@...dia.com,
	shuah@...nel.org,
	tglx@...utronix.de,
	vinicius.gomes@...el.com
Subject: Re: [PATCH net-next v5 5/6] ptp: add debugfs interface to see applied channel masks

Jakub Kicinski said:
> The netdevsim driver which is supposed to be used for uAPI selftests
> now supports PHCs. Maybe we can extend it and build a proper-er test?
> 
> Whether we'd then want to move the debugfs entries onto netdevsim
> or leave them where you have then now is another question..

That is an interesting idea. Thank you Jakub. I will start looking onto it
at whatever pace my other duties allow me to give it some thought.

One challenge I anticipate encountering is that even if netdevsim has PHC
support via the PTP mock implementation, we will probably have to think
about how to simulate external timestamp events.

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