* Frederic Weisbecker <fweisbec@xxxxxxxxx> wrote: > Of course 128 bits ops are very expensive, so to help you evaluating the > situation, this is going to happen on every call to task_cputime_adjusted() and > thread_group_adjusted(), namely: It's really only expensive for divisions. Addition and multiplication should be straightforward and relatively low overhead, especially on 64-bit platforms. Thanks, Ingo -- To unsubscribe from this list: send the line "unsubscribe linux-tip-commits" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html