Fix for grub 2.00/bzr kfreebsd to boot 9.1 kernels

[Juergen Lock]

On Sat, Jul 21, 2012 at 02:21:49PM -0700, Doug Barton wrote:
> [ Removed -current, not relevant to 9.x ]
> 
> On 07/21/2012 11:58, Juergen Lock wrote:
> > Hi!
> > 
> >  I'm in the process of testing 9.1 on the laptop where I use grub2
> > because I had to put bsd in an `extended' slice, and I found out
> > grub2 won't boot the 9.1 kernel. 
> 
> Nothing will boot FreeBSD on an extended slice, I'm surprised it even
> installed.

I don't remember how I installed 9.0 back then, maybe it was manually,
but yes grub boots it just fine, and with the fix also after updating
to RELENG_9.

zsh enceladus% uname -a
FreeBSD enceladus.kn-bremen.de 9.1-PRERELEASE FreeBSD 9.1-PRERELEASE #0: Fri Jul 20 21:28:23 CEST 2012     nox at enceladus.kn-bremen.de:/usr/obj/d3t/d3t/home/nox/src91/src/sys/ENCELADUS  amd64
zsh enceladus% df -k
Filesystem   1024-blocks     Used     Avail Capacity  Mounted on
/dev/ada0s7a     8245660  6150304   1435704    81%    /
[...]

 Cheers,
	Juergen