> Even if we now find all occurrences of atomic_t used as refcounter > (which we cannot actually guarantee in any case unless someone > manually reads every line) and convert it to refcount_t, we still have > atomic_t type present and new usage of it as refount will crawl in. It > is just a matter of time IMO.
>Improve tooling. The patterns shouldn't be _that_ hard to find. Once the tools >are good, new code isn't a problem either. Moreover, thinking of out of tree drivers: you think they would always do checkpatch or run some of our tools for security checks?