linux-kernel - Re: [PATCH] Version 4 (2.6.23-rc8-mm2) Smack: Simplified Mandatory Access Control Kernel

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Date:	Wed, 3 Oct 2007 21:40:45 +0100
From:	Alan Cox <alan@...rguk.ukuu.org.uk>
To:	casey@...aufler-ca.com
Cc:	Al Viro <viro@....linux.org.uk>, torvalds@...l.org,
	linux-security-module@...r.kernel.org,
	linux-kernel@...r.kernel.org, akpm@...l.org, paul.moore@...com
Subject: Re: [PATCH] Version 4 (2.6.23-rc8-mm2) Smack: Simplified Mandatory
 Access Control Kernel

> An embedded system that does not have user logins but that does
> have applications that require separation, perhaps a moble communication
> device with application download capability, is just one example
> where the smack symlink implementation provides the required
> function without requiring application support.

I don't see what is such a problem here. For your mobile example you'd
give the application download side its own /tmp via mount.

Its actually better this is done in user space as its more flexible that
way and can be tuned arbitarily to meet interesting or bizarre real world
cases.

Alan
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