On Mon, 12 Jan 2015 07:34:41 -0600, riya khanna said: > Suppose A and B have mapped the same physical memory or shmem file. I want > a way to make process A forcefuly revoke/remap the existing shared memory > mappings in process B, so that B sees whatever A does. Umm..B should be seeing what A does *already*. That's the whole *point* of shared mmap spaces. And what problem are you trying to solve by doing this, anyhow? There's probably a better approach (for starters, have A set up the mappings, then fork B which gets the mappings all set up from the start).
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