Sharing memory between processes through the use of mmap()

Question

I\'m in Linux 2.6. I have an environment where 2 processes simulate (using shared memory) the exchange of data through a simple implementation of the message passing mode.

Answer 1

Just for anyone reading this question in 2018 and later. The solution is now to use memfd_create to create an anonymous file and use a unix socket to pass this file handle to the other process.

memfd_create is a linux only syscall