From owner-freebsd-geom@FreeBSD.ORG  Tue Apr  6 11:43:49 2004
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To: Jens Schweikhardt <schweikh@schweikhardt.net>
From: "Poul-Henning Kamp" <phk@phk.freebsd.dk>
In-Reply-To: Your message of "Tue, 06 Apr 2004 20:36:23 +0200."
             <20040406183623.GA17430@schweikhardt.net> 
Date: Tue, 06 Apr 2004 20:43:05 +0200
Message-ID: <11438.1081276985@critter.freebsd.dk>
cc: geom@freebsd.org
Subject: Re: GEOM and grub 
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In message <20040406183623.GA17430@schweikhardt.net>, Jens Schweikhardt writes:
>Hello *,
>
>it appears GEOM prevents grub from mucking with the MBR and/or the next
>15 or so sectors where it wants to write stage1 and/or stage1_5 (grub
>reports failed write attempts).
>
>Is there any way to let grub do its magic (other than installing 4.X
>without geom, patching grub, booting a 4.X fixit CD)? I want rope
>to shoot my foot!!!1! :-)

	sysctl kern.geom.debugflags=16

will allow you to write to the full disk even if it is open.

-- 
Poul-Henning Kamp       | UNIX since Zilog Zeus 3.20
phk@FreeBSD.ORG         | TCP/IP since RFC 956
FreeBSD committer       | BSD since 4.3-tahoe    
Never attribute to malice what can adequately be explained by incompetence.