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Message-ID: <cf2e768830c0950e2de375ed057c5b8eb104b62d.camel@infradead.org>
Date: Tue, 22 Oct 2024 15:25:00 +0100
From: David Woodhouse <dwmw2@...radead.org>
To: "Arinzon, David" <darinzon@...zon.com>, David Miller
<davem@...emloft.net>, Jakub Kicinski <kuba@...nel.org>,
"netdev@...r.kernel.org" <netdev@...r.kernel.org>
Cc: Eric Dumazet <edumazet@...gle.com>, Paolo Abeni <pabeni@...hat.com>,
"Machulsky, Zorik" <zorik@...zon.com>, "Matushevsky, Alexander"
<matua@...zon.com>, "Bshara, Saeed" <saeedb@...zon.com>, "Wilson, Matt"
<msw@...zon.com>, "Liguori, Anthony" <aliguori@...zon.com>, "Bshara, Nafea"
<nafea@...zon.com>, "Schmeilin, Evgeny" <evgenys@...zon.com>, "Belgazal,
Netanel" <netanel@...zon.com>, "Saidi, Ali" <alisaidi@...zon.com>,
"Herrenschmidt, Benjamin" <benh@...zon.com>, "Kiyanovski, Arthur"
<akiyano@...zon.com>, "Dagan, Noam" <ndagan@...zon.com>, "Bernstein, Amit"
<amitbern@...zon.com>, "Agroskin, Shay" <shayagr@...zon.com>, "Abboud,
Osama" <osamaabb@...zon.com>, "Ostrovsky, Evgeny" <evostrov@...zon.com>,
"Tabachnik, Ofir" <ofirt@...zon.com>, "Machnikowski, Maciek"
<maciek@...hnikowski.net>
Subject: Re: [EXTERNAL] [PATCH v1 net-next 3/3] net: ena: Add PHC
documentation
On Tue, 2024-10-22 at 14:17 +0000, Arinzon, David wrote:
> > > + testptp -d /dev/ptp$(ethtool -T <interface> | awk '/PTP
> > > Hardware
> > Clock:/ {print $NF}') -k 1
> > > +
> >
> > Does udev create a stable symlink for this, like it does for e.g.
> > /dev/ptp_kvm ?
> >
>
> Yes, you can add a specific rule for the ena ptp device
>
> SUBSYSTEM=="ptp", ATTR{clock_name}=="ena-ptp-*", SYMLINK += "ena-ptp"
I don't see it here yet though:
https://github.com/systemd/systemd/blob/main/rules.d/50-udev-default.rules.in#L33
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