On Fri, 26 Aug 2005, Nick Piggin wrote:
>
> > Skipping MAP_SHARED in fork() sounds like a good idea to me...
> >
>
> Indeed. Linus, can you remember why we haven't done this before?
Hmm. Historical reasons. Also, if the child ends up needing it, it will
now have to fault them in.
That said, I think it's a valid optimization. Especially as the child
_probably_ doesn't need it (ie there's at least some likelihood of an
execve() or similar).
Linus
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