linux-kernel - Re: [RFC] enhancing the kernel's graphics subsystem

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Message-ID: <4652A6F9.1040502@garzik.org>
Date:	Tue, 22 May 2007 04:16:57 -0400
From:	Jeff Garzik <jeff@...zik.org>
To:	Dave Airlie <airlied@...il.com>
CC:	Jon Smirl <jonsmirl@...il.com>,
	Jesse Barnes <jbarnes@...tuousgeek.org>,
	Jesse Barnes <jesse.barnes@...el.com>,
	linux-kernel@...r.kernel.org,
	"Antonino A. Daplas" <adaplas@...il.com>
Subject: Re: [RFC] enhancing the kernel's graphics subsystem

Dave Airlie wrote:
>> It is a quite sensible idea.
>>
>> The userspace X server SHOULD be running under a non-root user, with
>> appropriate fine-grained privs granted to it.
>>
>> "I need root to do graphics" is a myopic, antiquated view of the world.
> 
> Did I say the X server? There are policy decisions that are root only
> also authorisation of processes to render etc..

Root only today, maybe, but this thread is talking about future 
directions.  Don't lock your design into a coarse-grained security model.


> I'm not sure we can punt all that in-kernel.

See my response to Alan.

	Jeff



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