On Thu, Oct 14, 2021 at 05:11:36PM +0300, Vladimir Oltean wrote:
> On Thu, Oct 14, 2021 at 09:44:21AM +0200, Miroslav Lichvar wrote:
> > I think it would be great if all PTP clocks had this status and
> > esterror/maxerror fields. For example, with the ptp_kvm driver guests
> > have access to the system clock of the host as a PHC, but there is no
> > way to check if/how well the clock is actually synchronized.
> > 
> > I had this on my todo list for a long time, but wasn't able to look
> > into it yet.
> 
> There are clearly some merits to this idea, but I don't know if it would
> cater to the use case where you want to send some traffic on a port that
> is a PTP master, and you want to know whether the slaves attached to you
> are synchronized?

No, this is meant only for distributing the information locally within
a system or possibly between a VM host and guest.

-- 
Miroslav Lichvar



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