[PATCH net-next 0/3] ptp: add pulse signal loopback support for debugging

[Jakub Kicinski]

On Thu, 4 Sep 2025 06:05:02 -0700 Richard Cochran wrote:
> On Thu, Sep 04, 2025 at 01:55:43AM +0000, Wei Fang wrote:
> > Vladimir helped explain its purpose in the thread, do you still think
> > it is pointless?  
> 
> Vladimir gave practical examples for the use case, so no objection
> from my side.  I just wanted to understand how this is useful.
> 
> Next time, it would be helpful to have that info in the cover letter.

+1, let's get it reposted with updated cover letter.

I'm tempted to ask for a description under Documentation/, tho, 
I'm not 100% clear whether authors expect users or driver developers
to exercise the loop. Maybe such distinction doesn't even makes sense
for embedded devices..