> something MAP_ANONYMOUS can't do. > No one would think an operation on the order of nanoseconds has anything to do with writing permanent storage. I literal

> something MAP_ANONYMOUS can't do. > No one would think an operation on the order of nanoseconds has anything to do with writing permanent storage. I literally just explained to you why with a file-backed mapping it is not nanoseconds but potentially an infinite time: https://news.ycombinator.com/item?id=29977672 https://news.ycombinator.com/item?id=29977672 > it has nothing at all to do with any files or filepaths. I literally just explained to you that is doesn't have to be filepaths (and even with shm_open() POSIX standard, pedantically IT IS NOT A FILEPATH).