Subject: Re: mapping shared memory at a fixed address
To: Todd Vierling <tv@duh.org>
From: Daniel Carosone <dan@geek.com.au>
List: tech-kern
Date: 02/09/2005 15:23:45
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On Tue, Feb 08, 2005 at 11:10:23PM -0500, Todd Vierling wrote:
> > I meant unecassarily large address space issues due to
> > duplication..
>=20
> What duplication?  All code pages are *shared* across a fork (and even the
> data pages are shared, until a write) -- meaning that there is no
> duplication until the pages diverge in some way between the forked
> processes.

I think he means that with all the program text in one address space,
there's no more room left for the data and shm - but in separate
executables each has enough space?

--
Dan.

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