On Fri, Apr 04, 2025 at 10:23:09AM +0100, John Garry wrote: >> that optimized case will not involve the usual hardware offload. >> >> > stx_atomic_write_unit_max_opt it is then. > > Or stx_atomic_write_unit_max_optimal or stx_atomic_write_unit_max_fast. Or > similar.. As we've used opt in various other ABIs I'd stick to that.