From: Felipe Monteiro de Carvalho <felipemonteiro.carvalho@gmail.com>
Subject: Re: Beginner questions about ext4
Date: Mon, 1 Jul 2013 17:23:13 +0200
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To: "Theodore Ts'o" <tytso@mit.edu>
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On Sun, Jun 23, 2013 at 1:59 PM, Theodore Ts'o <tytso@mit.edu> wrote:
> Historically, before flex_bg, the allocation bitmaps and inode tables
> for a particular block group had to be located within that block
> group, per the image that you've referenced above.

Thanks, but I'm still not sure: Are all groups flexible groups when
FLEX_BG feature is activated?

If not, I wonder how a reader will recognize which groups were merged ...

thanks,
-- 
Felipe Monteiro de Carvalho