In message <[EMAIL PROTECTED]>, Craig Rodrigues writes:
>On Wed, Dec 25, 2002 at 05:37:46AM -0800, Kris Kennaway wrote:
>> On Tue, Dec 24, 2002 at 01:31:10PM -0500, Craig Rodrigues wrote:
>> 
>> > Any ideas what the problem could be?
>> 
>> geom seems to have anti-foot-shooting measures in place to disallow
>> access to the disk device when a partition on that disk is open.
>
>Are you referring to this in src/sys/geom/geom_bsd.c?
>
>    547 /*
>    548  * If the user tries to overwrite our disklabel through an open partition
>    549  * or via a magicwrite config call, we end up here and try to prevent
>    550  * footshooting as best we can.
>    551  */
>    552 static void
>    553 g_bsd_hotwrite(void *arg)
>
>
>The result of this is that I booted off of a slice contained on  the
>/dev/ad0 disk, then I cannot add new partitions to /dev/ad0
>with sysinstall, even if I am root.

Correct.  Use "disklabel -e ad0s1"

-- 
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