From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
To: Willem de Bruijn <willemdebruijn.kernel@gmail.com>
Cc: netdev@vger.kernel.org, Andrew Lunn <andrew+netdev@lunn.ch>,
Chintan Vankar <c-vankar@ti.com>,
Danish Anwar <danishanwar@ti.com>, Daolin Qiu <d-qiu@ti.com>,
"David S. Miller" <davem@davemloft.net>,
Eric Dumazet <edumazet@google.com>,
Felix Maurer <fmaurer@redhat.com>,
Jakub Kicinski <kuba@kernel.org>,
Neelima Muralidharan <neelima@ti.com>,
Paolo Abeni <pabeni@redhat.com>,
Praneeth Bajjuri <praneeth@ti.com>,
Pratheesh Gangadhar TK <pratheesh@ti.com>,
Richard Cochran <richardcochran@gmail.com>,
Simon Horman <horms@kernel.org>,
Vignesh Raghavendra <vigneshr@ti.com>
Subject: Re: [PATCH RFC net-next v3] hsr: Allow to send a specific port and with HSR header
Date: Thu, 7 May 2026 17:43:47 +0200 [thread overview]
Message-ID: <20260507154347.gC3JsJnO@linutronix.de> (raw)
In-Reply-To: <willemdebruijn.kernel.b7832f991167@gmail.com>
On 2026-05-06 09:20:41 [-0400], Willem de Bruijn wrote:
> > No, I parse the header. As far as I can tell this set based on the
> > header bits from data passed to af_packet. Even if I could change this
> > to something else, these 16bit should better not collide with anything
> > else so I think used the eth-type and expecting nobody sending a PTP
> > packet is good.
>
> Is that more fragile than a specific protocol? And introduces that
> dependency on mirroring the Ethernet format. But your call.
>
> Ethernet does have requirements on MAC address format, so a layout
> that corresponds to an invalid address could be a signal.
perfect. Thank you.
Sebastian
prev parent reply other threads:[~2026-05-07 15:43 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-04-29 14:01 [PATCH RFC net-next v3] hsr: Allow to send a specific port and with HSR header Sebastian Andrzej Siewior
2026-04-29 17:46 ` Willem de Bruijn
2026-05-04 8:59 ` Sebastian Andrzej Siewior
2026-05-04 17:08 ` Willem de Bruijn
2026-05-05 9:52 ` Sebastian Andrzej Siewior
2026-05-05 16:14 ` Willem de Bruijn
2026-05-06 7:09 ` Sebastian Andrzej Siewior
2026-05-06 13:20 ` Willem de Bruijn
2026-05-07 15:43 ` Sebastian Andrzej Siewior [this message]
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