On Mon, Mar 13, 2023 at 12:25:28PM +0200, Kamil Zaripov wrote:
> 
> > On 13 Mar 2023, at 03:56, Richard Cochran <richardcoch...@gmail.com> wrote:
> > 
> > We don't support PTP on top of bridge interfaces, because the kernel
> > does not support that, and it would be difficult to add.
> 

> Ok, but actually it is possible to do it using this patch and it
> works pretty good in my case (two VLAN’s on top of bridge which
> include Intel I210 interface with PTP capabilities) on the several
> hundreds machines for several years.

"It works for me" is not a strong argument.  This software stack must
work for everyone.  Time stamping on top of a bridge interface won't
fly in general, if I'm not mistaken.

> If you think that it is useless we drop this patch, no problem. If
> you think that implementation is bad we can discuss how can we make
> it better.

The implementation would need work, but first the use case must be
clarified.

Thanks,
Richard


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