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Re: Message passing in user-land

From: James Morrison
Subject: Re: Message passing in user-land
Date: Mon, 15 Jul 2002 08:03:55 -0700 (PDT)

--- rreale@iol.it wrote:
> 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?
> Roberto

 Who delegates where the shared memory is and who has access to it?

James Morrison
   University of Waterloo
   Computer Science - Digital Hardware
   2A co-op

Anyone referring to this as 'Open Source' shall be eaten by a GNU

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