Date: Wed, 17 Nov 2004 06:34:31 -0500 From: Suleiman Souhlal <ssouhlal@FreeBSD.org> To: "Poul-Henning Kamp" <phk@phk.freebsd.dk> Cc: freebsd-geom@FreeBSD.org Subject: Re: Severe gbde problem Message-ID: <A62D7638-388C-11D9-B879-000A95C4D7BC@FreeBSD.org> In-Reply-To: <20023.1100673074@critter.freebsd.dk> References: <20023.1100673074@critter.freebsd.dk>
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[-- Attachment #1 --] Hello, On Nov 17, 2004, at 1:31 AM, Poul-Henning Kamp wrote: > Do not put your swap partition over the first 16 sectors of the disk, > those sectors contain bootcode. Don't you mean "do not put gbde partitions over the first 16 sectors of the disk"? I'm pretty sure any gbde partition would eventually overwrite the first 16 sectors. If so, shouldn't we mention this in gbde(8), as proposed in the following patch? [-- Attachment #2 --] Index: /home/refugee/freebsd/src/sbin/gbde/gbde.8 =================================================================== --- src/sbin/gbde/gbde.8 (revision 48) +++ /home/refugee/freebsd/src/sbin/gbde/gbde.8 (working copy) @@ -213,3 +213,8 @@ .Sh BUGS The cryptographic algorithms and the overall design have not been attacked mercilessly for over 10 years by a gang of cryptoanalysts. +.Pp +.Nm +should not be used on partitions at the beginning of the disk, as it might +overwrite the first 16 sectors, which contain bootcode, rendering the disk +unbootable. [-- Attachment #3 --] -- Suleiman Souhlal | ssouhlal@vt.edu The FreeBSD Project | ssouhlal@FreeBSD.org
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