netdev - Re: [PATCH net v1] ptp: Make max_phase_adjustment sysfs device attribute invisible when not supported

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Date: Thu, 29 Jun 2023 20:32:58 -0700
From: Richard Cochran <richardcochran@...il.com>
To: Rahul Rameshbabu <rrameshbabu@...dia.com>
Cc: netdev@...r.kernel.org, Paolo Abeni <pabeni@...hat.com>,
	Jakub Kicinski <kuba@...nel.org>, Saeed Mahameed <saeed@...nel.org>,
	Gal Pressman <gal@...dia.com>,
	"David S. Miller" <davem@...emloft.net>,
	lkft-triage@...ts.linaro.org, LTP List <ltp@...ts.linux.it>,
	Nathan Chancellor <nathan@...nel.org>,
	Naresh Kamboju <naresh.kamboju@...aro.org>,
	Linux Kernel Functional Testing <lkft@...aro.org>
Subject: Re: [PATCH net v1] ptp: Make max_phase_adjustment sysfs device
 attribute invisible when not supported

On Tue, Jun 27, 2023 at 04:21:39PM -0700, Rahul Rameshbabu wrote:
> The .adjphase operation is an operation that is implemented only by certain
> PHCs. The sysfs device attribute node for querying the maximum phase
> adjustment supported should not be exposed on devices that do not support
> .adjphase.
> 
> Fixes: c3b60ab7a4df ("ptp: Add .getmaxphase callback to ptp_clock_info")
> Signed-off-by: Rahul Rameshbabu <rrameshbabu@...dia.com>
> Reported-by: Nathan Chancellor <nathan@...nel.org>
> Reported-by: Naresh Kamboju <naresh.kamboju@...aro.org>
> Reported-by: Linux Kernel Functional Testing <lkft@...aro.org>
> Link: https://lore.kernel.org/netdev/20230627162146.GA114473@dev-arch.thelio-3990X/
> Link: https://lore.kernel.org/all/CA+G9fYtKCZeAUTtwe69iK8Xcz1mOKQzwcy49wd+imZrfj6ifXA@mail.gmail.com/

Acked-by: Richard Cochran <richardcochran@...il.com>