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Re: Message passing in user-land

From: rreale
Subject: Re: Message passing in user-land
Date: Mon, 15 Jul 2002 16:38:21 +0200
User-agent: Mutt/1.2.5i

On Mon, Jul 15, 2002 at 01:13:30PM +0200, Marcus Brinkmann wrote:
> On Mon, Jul 15, 2002 at 12:21:55PM +0200, rreale@iol.it wrote:
> > Why we can't implement message passing entirely in user-space rather
> > than in the kernel?
> Imagine you remove all IPC from the kernel.  How do you send a user-space
> message to another process?  You can't.
But isn't it possible to build a sort of mechanism based on shared memory,
thus avoiding the passage across the kernel?


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