> it tells that you're not familiar with the subject and most likely googled what looked related and found outdated man pages which seemed related. That is an

> it tells that you're not familiar with the subject and most likely googled what looked related and found outdated man pages which seemed related. That is an assumption, for which I have yet to see proof :-) > I think common sense would disagree Please, do enlighten me: How do I access SHM without mapping it first, or otherwise setting it up? > Now you've accepted it doesn't require syscall There was nothing to accept. If you actually read my post, you will see that I talked about the issues of IO and setup seperately. And my point stands still solid ;-) SHM requires syscalls not required when directly using shared memory.