linux-ext4 - Re: [PATCH-e2fsprogs] Allow clearing flex

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Date:	Mon, 2 Mar 2009 23:05:29 +0800
From:	Peng tao <bergwolf@...il.com>
To:	Theodore Tso <tytso@....edu>
Cc:	linux-ext4@...r.kernel.org
Subject: Re: [PATCH-e2fsprogs] Allow clearing flex_bg if only one group per 
	flex

On Mon, Mar 2, 2009 at 8:39 PM, Theodore Tso <tytso@....edu> wrote:
> On Mon, Mar 02, 2009 at 04:28:44PM +0800, Peng Tao wrote:
>> This can be caused by tune2fs -O flex_bg. And clearing flex_bg on such
>> partitions is harmless.
>
> It's actually not necessarily harmless; e2fsck could have already
> assigned new bitmap and inode tables outside of the block group.  If
> you want to enable this, you need to actually check to make sure all
> of the block/inode bitmap blocks and inode tables are within their own
> block group before allowing flex_bg to be cleared.
>
>                                                - Ted
>
Thanks for the explanation. I will send a updated patch soon.


-- 
Cheers,

Bergwolf

................
Jean-Luc Godard  - "To be or not to be. That's not really a question."
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