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Date: Mon, 20 Sep 2010 15:59:20 +0300
From: Andriy Gapon <avg@icyb.net.ua>
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To: Pawel Jakub Dawidek <pjd@freebsd.org>
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Cc: Boris Samorodov <bsam@ipt.ru>, freebsd-arch@freebsd.org,
	freebsd-current@freebsd.org, krad <kraduk@gmail.com>
Subject: Re: gptboot rewrite, bootonce, etc.
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on 20/09/2010 15:47 Pawel Jakub Dawidek said the following:
> No, it doesn't. ZFS works a bit differently. ZFS operate on pools, not
> really on partitions. One ZFS file system can span multiple
> disks/partitions. I'm not yet sure how to implement it, so it is
> intuitive, but I also haven't spend much time thinking about it. We
> needed UFS and that is what I implemented. It took me much more time
> than I expected anyway:)

Maybe reserve some area inside zfs boot2 and put relevant information there.
Similarly to how boot0cfg modifies data within boot0.
The information could include "nextboot-pool" and "nextboot-fs".

-- 
Andriy Gapon