linux-ext4 - Re: [PATCH 1/2] ext4: get free blocks count of BLOCK

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Message-ID: <20110801112015.GB21388@thunk.org>
Date:	Mon, 1 Aug 2011 07:20:15 -0400
From:	Ted Ts'o <tytso@....edu>
To:	Yongqiang Yang <xiaoqiangnk@...il.com>
Cc:	linux-ext4@...r.kernel.org
Subject: Re: [PATCH 1/2] ext4: get free blocks count of BLOCK_UNINIT groups
 from group desc directly

On Wed, Jul 20, 2011 at 09:32:53PM +0800, Yongqiang Yang wrote:
> This patch teaches ext4 to get free blocks count of BLOCK_UNINIT groups from
> group desc directly.
> 
> Signed-off-by: Yongqiang Yang <xiaoqiangnk@...il.com>

The reason why we weren't doing this is because older versions of
e2fsprogs I don't think set the free blocks count correctly.  Or at
least, I have a vague memory that this was the case.  I'll have to do
some code archeology before can be 100% sure this is safe to do.

Regards,                      	              	

					- Ted
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