Re: What's wrong with IDE patch and what proper solution should

From: Alan Cox (alan@lxorguk.ukuu.org.uk)
Date: Wed Jul 26 2000 - 14:46:43 EST


> > So maybe we should split that capability and have CAP_SYS_RAW_GRAPHICS?
>
> Indeed. Unfortunately, that requires distinguishing between direct access
> to the video card(s?) and all the other hardware; there IS a patch out
> there which can do this using PCI resource allocations with, apparently,
> reasonable success. It's not in yet, but it would fit the bill. Maybe for
> 2.5?

many graphics cards can write to main memory thus you cannot make this a
seperate security domain

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