> nobody has ever suggested avoiding virtual memory except you
Do you know what the "anonymous" in "anonymous mapping" means? You are the one that started asserting that anonymous mapping from mmap have the same difficulties as mapping of normal files and therefore too dangerous to use.
> paragraph, n.: a distinct section of a piece of writing, usually dealing with a single theme and indicated by a new line, indentation, or numbering
In the original comment you will find two of these, the former correcting an error in the parent comment, the latter making an observation based on the obvious brainwrong riddled throughout this thread
I'm done replying, you're of course free to continue checking in hazardous and suspect file IO code, as the rest of us are free to giggle at such things before ripping them out