netdev - Re: [PATCH net-next v3 0/3] sfc: add support for PTP over IPv6 and 802.3

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <YwjB84tvHAPymRRn@lunn.ch>
Date:   Fri, 26 Aug 2022 14:52:03 +0200
From:   Andrew Lunn <andrew@...n.ch>
To:     Íñigo Huguet <ihuguet@...hat.com>
Cc:     ecree.xilinx@...il.com, habetsm.xilinx@...il.com,
        davem@...emloft.net, edumazet@...gle.com, kuba@...nel.org,
        pabeni@...hat.com, netdev@...r.kernel.org
Subject: Re: [PATCH net-next v3 0/3] sfc: add support for PTP over IPv6 and
 802.3

On Fri, Aug 26, 2022 at 08:58:31AM +0200, Íñigo Huguet wrote:
> On Thu, Aug 25, 2022 at 6:17 PM Andrew Lunn <andrew@...n.ch> wrote:
> >
> > On Thu, Aug 25, 2022 at 11:02:39AM +0200, Íñigo Huguet wrote:
> > > Most recent cards (8000 series and newer) had enough hardware support
> > > for this, but it was not enabled in the driver. The transmission of PTP
> > > packets over these protocols was already added in commit bd4a2697e5e2
> > > ("sfc: use hardware tx timestamps for more than PTP"), but receiving
> > > them was already unsupported so synchronization didn't happen.
> >
> > You don't appear to Cc: the PTP maintainer.
> >
> >     Andrew
> >
> 
> I didn't think about that, but looking at MAINTAINERS, there doesn't
> seem to be any. There are 2 maintainers for the drivers of the clock
> devices, but none for anything related to the network protocol...

PTP HARDWARE CLOCK SUPPORT
M:      Richard Cochran <richardcochran@...il.com>
L:      netdev@...r.kernel.org
S:      Maintained
W:      http://linuxptp.sourceforge.net/
F:      Documentation/ABI/testing/sysfs-ptp
F:      Documentation/driver-api/ptp.rst
F:      drivers/net/phy/dp83640*
F:      drivers/ptp/*
F:      include/linux/ptp_cl*

I assume you are using linuxptp with this?

  Andrew