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Date:	Thu, 12 Feb 2015 23:09:09 -0500
From:	Theodore Ts'o <tytso@....edu>
To:	Eric Sandeen <sandeen@...hat.com>
Cc:	ext4 development <linux-ext4@...r.kernel.org>,
	Cónräd <conradsand.arma@...il.com>
Subject: Re: [PATCH 2/2, RFC] ext4: ignore journal checksum on remount; don't
 fail

On Tue, Feb 10, 2015 at 10:48:46AM -0600, Eric Sandeen wrote:
> As of v3.18, ext4 started rejecting a remount which changes the
> journal_checksum option.
> 
> Prior to that, it was simply ignored; the problem here is that
> if someone has this in their fstab for the root fs, now the box
> fails to boot properly, because remount of root with the new options
> will fail, and the box proceeds with a readonly root.
> 
> I think it is a little nicer behavior to accept the option, but
> warn that it's being ignored, rather than failing the mount,
> but that might be a subjective matter...
> 
> Reported-by: Cónräd <conradsand.arma@...il.com>
> Signed-off-by: Eric Sandeen <sandeen@...hat.com>

Applied, thanks.

						- Ted
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