Re: Direct access to hardware

From: Khimenko Victor (khim@sch57.msk.ru)
Date: Sat Jul 22 2000 - 06:05:59 EST


In <20000722130643.P800@niksula.cs.hut.fi> Ville Herva (vherva@mail.niksula.cs.hut.fi) wrote:
> On Fri, Jul 21, 2000 at 11:08:37PM +0000, you [Miquel van Smoorenburg] claimed:
>> In article <cistron.Pine.LNX.4.21.0007211543460.12570-100000@anime.net>,
>> Dan Hollis <goemon@sasami.anime.net> wrote:
>> >On Sat, 22 Jul 2000, Ville Herva wrote:
>> >> So, would it be feasible to make it possible to disable direct hardware
>> >> access (/dev/mem, /dev/nvram, HD ioctls, what else?) completely in kernel
>> >> config?
>> >
>> >I would certainly feel better if this were possible, in which case Andre's
>> >patch would be more reasonable.
>>
>> It _is_ possible. Check out "capabilities".

> Whoops, excuse me for being stupid! Should have looked closer...

> But why on earth do we have this several-hundred-postings thread on this,
> if it is already possible to disable all the raw access?

> Is it actually feasible? Which important or often used apps do need raw
> access?

XFree86 ...

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