# Re: \[PATCH 13/24\] ice/ptp: Use provided clock ID for history snapshot

- From: David Woodhouse \<dwmw2@infradead.org\>
- Date: 2026-05-26 23:49:56 
- List: netdev
- Page: https://ratatoskr.run/netdev/2026/05/17033768
- Thread: https://ratatoskr.run/kvmarm/2026/05/17032577/t.md

```text
On Tue, 26 May 2026 19:14:33 +0200, Thomas Gleixner wrote:
> The PTP core indicates in system_device_crosststamp::clock_id the clock ID
> for which then system time stamp should be taken. That allows to utilize
> hardware timestamps with e.g. AUX clocks.
>
> Save the provided clock ID and use it in ice_capture_crosststamp() for
> taking the history snapshot.
>
> No functional change.
>
> Signed-off-by: Thomas Gleixner <tglx@kernel.org>

Reviewed-by: David Woodhouse <redacted>

```

## Attachments

- [smime.p7s](https://ratatoskr.run/netdev/2026/05/17033768/attachment/0) (application/pkcs7-signature, 5069 bytes)