netdev - Re: [PATCH v3 net-next 00/17] PTP support for the SJA1105 DSA driver

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Date:   Wed, 5 Jun 2019 14:33:52 +0300
From:   Vladimir Oltean <olteanv@...il.com>
To:     David Miller <davem@...emloft.net>
Cc:     Florian Fainelli <f.fainelli@...il.com>,
        Vivien Didelot <vivien.didelot@...il.com>,
        Andrew Lunn <andrew@...n.ch>,
        Richard Cochran <richardcochran@...il.com>,
        John Stultz <john.stultz@...aro.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Stephen Boyd <sboyd@...nel.org>,
        lkml <linux-kernel@...r.kernel.org>,
        netdev <netdev@...r.kernel.org>
Subject: Re: [PATCH v3 net-next 00/17] PTP support for the SJA1105 DSA driver

On Wed, 5 Jun 2019 at 12:13, Vladimir Oltean <olteanv@...il.com> wrote:
>
> On Wed, 5 Jun 2019 at 06:23, David Miller <davem@...emloft.net> wrote:
> >
> > From: Vladimir Oltean <olteanv@...il.com>
> > Date: Tue,  4 Jun 2019 20:07:39 +0300
> >
> > > This patchset adds the following:
> > >
> > >  - A timecounter/cyclecounter based PHC for the free-running
> > >    timestamping clock of this switch.
> > >
> > >  - A state machine implemented in the DSA tagger for SJA1105, which
> > >    keeps track of metadata follow-up Ethernet frames (the switch's way
> > >    of transmitting RX timestamps).
> >
> > This series doesn't apply cleanly to net-next, please respin.
> >
> > Thank you.
>
> Hi Dave,
>
> It is conflicting because net-next at the moment lacks this patch that
> I submitted to net:
> https://git.kernel.org/pub/scm/linux/kernel/git/davem/net.git/commit/?id=e8d67fa5696e2fcaf956dae36d11e6eff5246101
> What would you like me to do: resubmit after you merge net into
> net-next, add the above patch to this series (which you'll have to
> skip upon the next merge), or you can just cherry-pick it and then the
> series will apply?
>
> Thanks!
> -Vladimir

In the meantime: Richard, do you have any objections to this patchset?
I was wondering whether the path delay difference between E2E and P2P
rings any bell to you.

Thank you,
-Vladimir