Date: Tue, 25 Sep 2007 09:33:20 -0700
From: Arjan van de Ven <arjan@infradead.org>
To: David Newall <david@davidnewall.com>
Cc: Alan Cox <alan@lxorguk.ukuu.org.uk>, "Serge E. Hallyn" <serge@hallyn.com>,
       Bill Davidsen <davidsen@tmr.com>, Philipp Marek <philipp@marek.priv.at>,
       7eggert@gmx.de, majkls <majkls@prepere.com>, bunk@fs.tum.de,
       linux-kernel@vger.kernel.org
Subject: Re: Chroot bug
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On Wed, 26 Sep 2007 01:05:07 +0930
David Newall <david@davidnewall.com> wrote:

> Alan Cox wrote:
> >> Marek's loading dynamic libraries, it seems clear that the prime
> >> purpose of chroot is to aid security.  Being able to cd your way
> >> out is handy 
> >
> > Does it - I can't find any evidence for that.
> 
> It seems self-evident to me.  What do you think is it prime purpose?
> 
> 

the prime purpose is that you can have different sets of userspace libs
for testing or parallel deployment (for example this is used in many
distribution build systems)
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