On Wed, 21 Nov 2018 17:08:08 -0800 Daniel Colascione <dancol@xxxxxxxxxx> wrote: > Have you done much > retrospective long trace analysis? No. Have you? Of course you have, which is why I and others are dependent upon you to explain why this change is worth adding to Linux. If this thing solves a problem which we expect will not occur for anyone between now and the heat death of the universe then this impacts our decisions. > The patch already describes the problem, the solution, and the way in > which this solution is provided. What more information do you want? I want to know how useful the darn thing is! Why is this so hard? And my thus-far-unanswered question regarding testing the feature is also relevant to that understanding. What does a testcase look like? If we're not actually able to construct one then what does that mean?