Re: [PATCH v2 1/3] timekeeping: Introduce fast accessor to clock tai

From: Thomas Gleixner
Date: Thu Apr 14 2022 - 11:46:22 EST


On Thu, Apr 14 2022 at 11:18, Kurt Kanzenbach wrote:
> Introduce fast/NMI safe accessor to clock tai for tracing. The Linux kernel
> tracing infrastructure has support for using different clocks to generate
> timestamps for trace events. Especially in TSN networks it's useful to have TAI
> as trace clock, because the application scheduling is done in accordance to the
> network time, which is based on TAI. With a tai trace_clock in place, it becomes
> very convenient to correlate network activity with Linux kernel application
> traces.

Steven, this is available for you to pull via:

git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip tai-for-tracing

It's a single tagged commit on top of 5.18-rc2

Thanks,

tglx