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Date:      Mon, 02 Aug 2004 13:46:15 +0200
From:      Matteo Riondato <rionda@riondato.com>
To:        cvs-all@FreeBSD.org
Cc:        Dag-Erling =?ISO-8859-1?Q?Sm=F8rgrav?= <des@des.no>
Subject:   Re: cvs commit: src/sys/alpha/alpha mem.c src/sys/alpha/confmem.c memdev.h	src/sys/conf NOTES files files.alpha files.amd64 ...
Message-ID:  <1091447175.2201.48.camel@kaiser.sig11.org>
In-Reply-To: <xzpy8kxai03.fsf@dwp.des.no>
References:  <200408011140.i71BesOt070889@repoman.freebsd.org> <xzpy8kxai03.fsf@dwp.des.no>

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Dag-Erling Sm=F8rgrav wrote:
> Mark Murray <markm@FreeBSD.org> writes:
> >   Log:
> >   Break out the MI part of the /dev/[k]mem and /dev/io drivers into
> >   their own directory and module, leaving the MD parts in the MD
> >   area (the MD parts _are_ part of the modules). /dev/mem and /dev/io
> >   are now loadable modules, thus taking us one step further towards
> >   a kernel created entirely out of modules. Of course, there is nothing
> >   preventing the kernel from having these statically compiled.
>=20
> The other good news of course is that it is now possible to build a
> kernel that does not have /dev/mem and /dev/io - that's pretty
> significant from a security point of view.  Thanks!

Can you please explain why it's signficant?
Thanks.
--=20
Rionda aka Matteo Riondato
GUFI Staff Member (http://www.gufi.org)
BSD-FAQ-it Main Developer (http://www.gufi.org/~rionda)
FreeSBIE BugMeister (http://www.freesbie.org)
GPG key at: http://www.riondabsd.net/riondagpg.asc
Sent from: kaiser.sig11.org running FreeBSD-5.2-CURRENT

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