[PATCH bpf-next v3 3/3] selftests/bpf: add Launch Time request to xdp_hw_metadata

Jesper Dangaard Brouer hawk at kernel.org
Mon Dec 4 02:16:48 PST 2023



On 12/3/23 17:51, Song Yoong Siang wrote:
> This patch is tested with stmmac on Intel Tiger Lake platform. Refer to
> result below, the delta between pre-determined launch time and actual HW
> transmit complete time is around 24 us.

Is there any NIC setup (e.g. ethtool/qdisc) requirements to enable HW 
for this feature?

--Jesper



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