On Tue, 3 Mar 2015 21:16:35 +0100 Fabian Frederick <fabf@xxxxxxxxx> wrote: > This patch adds syscre and syscwe respectively effective read/write > syscall counters. We already had syscr/syscw which were > unconditionally incremented. Doing the difference between those > variables could give interesting statistics. I don't think that "could give interesting statistics" is sufficient justification for adding overhead and extending the Linux userspace interface. More specificity would help, including real-worldish use cases which demonstrate the value. -- To unsubscribe from this list: send the line "unsubscribe linux-doc" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html