From linux-kernel  Mon Oct 28 01:17:32 2002
From: Rob Landley <landley () trommello ! org>
Date: Mon, 28 Oct 2002 01:17:32 +0000
To: linux-kernel
Subject: Re: rootfs exposure in /proc/mounts
X-MARC-Message: https://marc.info/?l=linux-kernel&m=103578600223757

On Sunday 27 October 2002 18:18, Christoph Hellwig wrote:
> On Mon, Oct 28, 2002 at 01:03:28AM +0100, Kenneth Johansson wrote:
> > On Sun, 2002-10-27 at 16:09, Christoph Hellwig wrote:
> > > you might have very different mounts in different processes.
> >
> > You can ?? apart from chroot that can make things interesting  how do
> > you do this?
>
> clone(..., CLONE_NEWNS, ...)
>
> After that subsequent namespace operations will only affect your process
> and it's child processes.

Cool.

Question: if those processes mount something and then exit, does that 
something get unmounted automatically or is this a mount point leak?

Rob

-- 
http://penguicon.sf.net - Terry Pratchett, Eric Raymond, Pete Abrams, Illiad, 
CmdrTaco, liquid nitrogen ice cream, and caffienated jello.  Well why not?
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