Linux is an open source Operating System, which means that the source code can be downloaded, modified, compiled locally, and run on your own computer with your custom modifications. From https://lkml.org/lkml/2022/12/21/ please select two messages and answer following questions:

(1) What is Linux currently doing? (2) What is the improvement that is being proposed? (3) Why is that an improvement? (Or explain why it is not.)