Thread (32 messages) flat view 32 messages, 3 authors, 2026-08-19

Re: [PATCH v7 0/2] net/af_xdp: add Rx timestamping and read_clock support

From: Stephen Hemminger <stephen@networkplumber.org>
Date: 2026-08-19 20:20:45

On Tue, 18 Aug 2026 06:49:57 +0000
Mark Blasko [off-list ref] wrote:
This patch series introduces support for dynamic Rx timestamping and
clock querying in the AF_XDP Poll Mode Driver.

The first patch introduces three new vdev devargs to specify
layout-agnostic metadata offsets and bitmasks for extracting hardware
Rx timestamps from XDP metadata into the mbuf dynamic timestamp field.

The second patch implements the read_clock ethdev operation, querying
ethtool for the interface's PTP Hardware Clock index at start and using
clock_gettime to query the NIC hardware clock time.
---
Applied to next-net.
Had to fix some merge conflicts with the previous path changes.
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