linux-ext4 - Re: [PATCH 03/34] misc: zero s_jnl_blocks when adding journal online or removing external journal

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Date:	Thu, 18 Sep 2014 21:45:47 -0400
From:	Theodore Ts'o <tytso@....edu>
To:	"Darrick J. Wong" <darrick.wong@...cle.com>
Cc:	linux-ext4@...r.kernel.org, thomas_reardon@...mail.com
Subject: Re: [PATCH 03/34] misc: zero s_jnl_blocks when adding journal online
 or removing external journal

On Sat, Sep 13, 2014 at 03:11:32PM -0700, Darrick J. Wong wrote:
> Erase s_jnl_blocks when removing an external journal, or adding an
> internal journal online.  We can't add the backup for the internal
> journal because we have no good way to get the indirect block or ETB
> addresses, so the best we can do is hope that the user runs e2fsck,
> which will correct that.  We are motivated to erase during external
> journal removal to state emphatically that there's no journal.
> 
> Signed-off-by: Darrick J. Wong <darrick.wong@...cle.com>
> Reported-by: thomas_reardon@...mail.com

Applied, thanks.

					- Ted
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