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Date: Wed, 28 Nov 2012 17:40:16 -0700 (MST)
From: Warren Block <wblock@wonkity.com>
To: "Ronald F. Guilmette" <rfg@tristatelogic.com>
Subject: Re: Advanced Format Drive ?
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On Wed, 28 Nov 2012, Ronald F. Guilmette wrote:

>
> In message <alpine.BSF.2.00.1211272215360.62205@wonkity.com>,
> Warren Block <wblock@wonkity.com> wrote:
>
>>> I tried to do as you suggest and change the partition type to freebsd-ufs,
>>> but there's a problem...
>>>
>>> # gpart modify -i 1 -t freebsd-ufs /dev/da1
>>> gpart: Invalid argument
>>
>> da1 is the drive.  da1s1 is the first slice.
>
> Yeabut that's what I thought that the -i option was for!  I mean isn't the parameter for
> that supposed to tell gpart which sub-part of the whole "geom" thing that is named on
> the command line is supposed to be modified?

Doh, you are right, and I misread it.  It's the type that is the 
problem: freebsd-ufs is a not an MBR partition type, it should be just 
freebsd:

# gpart modify -i1 -t freebsd /dev/da1