Re: [PATCH V2 02/11] perf/x86: Add support for TSC as a perf event clock
From: Peter Zijlstra
Date: Fri Mar 04 2022 - 07:33:53 EST
On Mon, Feb 14, 2022 at 01:09:05PM +0200, Adrian Hunter wrote:
> +u64 perf_hw_clock(void)
> +{
> + return rdtsc_ordered();
> +}
Why the _ordered ?