On 11/19/18 11:52 AM, Andy Lutomirski wrote: > > I thought I benchmarked this on Intel at some point and found the > LFENCE;RDTSC variant to be slightly faster. But I believe you, so: > > Acked-by: Andy Lutomirski <luto@kernel.org> >
As long as the difference isn't significant, the simplicity would seem to be a win.