From mboxrd@z Thu Jan  1 00:00:00 1970
From: Diego Calleja <diegocg@gmail.com>
Subject: Re: [PATCH] Btrfs: add support for mixed data+metadata block groups V3
Date: Fri, 22 Oct 2010 00:09:26 +0200
Message-ID: <201010220009.26464.diegocg@gmail.com>
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To: David Nicol <davidnicol@gmail.com>,
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On Jueves, 21 de Octubre de 2010 17:46:58 David Nicol escribi=C3=B3:
> Does this mixing constitute a forbidden change of on-disk format, and
> if not how not?

It doesn't need a format change. The difference between a data and
a metadata block group is just an allocation hint AFAIK.
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