linux-kernel - Re: [PATCH net-next v4] net: Add support for providing the PTP hardware source in tsinfo

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Message-ID: <20250609160616.3afc8acd@kmaincent-XPS-13-7390>
Date: Mon, 9 Jun 2025 16:06:16 +0200
From: Kory Maincent <kory.maincent@...tlin.com>
To: Gal Pressman <gal@...dia.com>
Cc: patchwork-bot+netdevbpf@...nel.org, andrew@...n.ch, kuba@...nel.org,
 donald.hunter@...il.com, davem@...emloft.net, edumazet@...gle.com,
 pabeni@...hat.com, horms@...nel.org, willemdebruijn.kernel@...il.com,
 kernelxing@...cent.com, richardcochran@...il.com,
 thomas.petazzoni@...tlin.com, netdev@...r.kernel.org,
 linux-kernel@...r.kernel.org, maxime.chevallier@...tlin.com,
 linux@...linux.org.uk
Subject: Re: [PATCH net-next v4] net: Add support for providing the PTP
 hardware source in tsinfo

Le Mon, 9 Jun 2025 15:18:49 +0300,
Gal Pressman <gal@...dia.com> a écrit :

> On 22/05/2025 16:40, patchwork-bot+netdevbpf@...nel.org wrote:
> > Hello:
> > 
> > This patch was applied to netdev/net-next.git (main)
> > by Paolo Abeni <pabeni@...hat.com>:
> > 
> > On Mon, 19 May 2025 10:45:05 +0200 you wrote:  
> >> Multi-PTP source support within a network topology has been merged,
> >> but the hardware timestamp source is not yet exposed to users.
> >> Currently, users only see the PTP index, which does not indicate
> >> whether the timestamp comes from a PHY or a MAC.
> >>
> >> Add support for reporting the hwtstamp source using a
> >> hwtstamp-source field, alongside hwtstamp-phyindex, to describe
> >> the origin of the hardware timestamp.
> >>
> >> [...]  
> > 
> > Here is the summary with links:
> >   - [net-next,v4] net: Add support for providing the PTP hardware source in
> > tsinfo https://git.kernel.org/netdev/net-next/c/4ff4d86f6cce
> > 
> > You are awesome, thank you!  
> 
> Netdev maintainers,
> 
> Was there a discussion about merging this without a selftest that covers
> this uapi extension? Is this considered an exception?

Not that I know of.
Indeed I will update tools/testing/selftests/net/hwtstamp_config.c following
the new uAPI using netlink instead of ioctl.

Regards,
-- 
Köry Maincent, Bootlin
Embedded Linux and kernel engineering
https://bootlin.com