linux-ext4 - Re: [PATCH 2/8] ext4: promote ext4 over ext2 in the default probe order

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Message-ID: <20151015143404.GF17329@thunk.org>
Date:	Thu, 15 Oct 2015 10:34:04 -0400
From:	Theodore Ts'o <tytso@....edu>
To:	"Darrick J. Wong" <darrick.wong@...cle.com>
Cc:	linux-ext4@...r.kernel.org
Subject: Re: [PATCH 2/8] ext4: promote ext4 over ext2 in the default probe
 order

On Mon, Oct 12, 2015 at 02:54:31PM -0700, Darrick J. Wong wrote:
> Prevent clean ext3 filesystems from mounting by default with the ext2
> driver (with no journal!) by putting ext4 ahead of ext2 in the default
> probe order.  This will have the effect of mounting ext2 filesystems
> with ext4.ko by default, which is a safer failure than hoping the user
> notices that their journalled ext3 is now running without a journal!
> 
> Users who require ext2.ko for ext2 can either disable ext4.ko or
> explicitly request ext2 via "mount -t ext2" or "rootfstype=ext2".
> 
> Signed-off-by: Darrick J. Wong <darrick.wong@...cle.com>

Thanks, applied.

						- Ted
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