From: Eric Sandeen <sandeen@redhat.com>
To: Peter Kukol <pkukol@google.com>
Cc: Theodore Tso <tytso@mit.edu>,
linux-ext4@vger.kernel.org, Michael Rubin <mrubin@google.com>,
Frank Mayhar <fmayhar@google.com>
Subject: Re: No-journal option for ext4
Date: Tue, 07 Oct 2008 10:28:53 -0500 [thread overview]
Message-ID: <48EB8035.7030004@redhat.com> (raw)
In-Reply-To: <929ffc5e0810070759p39310eb4m53e239e83e951079@mail.gmail.com>
Peter Kukol wrote:
> Thanks for the great suggestions - they all make perfect sense. I did
> see the "journal present" flag, BTW, but figured that it might be
> safer not to change existing behavior - e.g. when someone accidentally
> says ext4 instead of ext2 when mounting an ext2 volume, right now they
> get an error. If folks are OK with this changing to a successful
> mount, I'm happy - less code/work is good ;-).
As long as we've purged all kernelspace flag updates it's probably ok to
"accidentally" mount ext2 (or ext3) as ext4 - as long as it's really
easy to go back. It'd be worth one more look though in the long run.
Early on I had some nasty surprises with ext4 "assimilating" my ext3
RHEL5 root disk :)
-Eric
> I'll rework my patch and send out an update when it's ready.
>
> Thanks again!
>
> PeterK
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prev parent reply other threads:[~2008-10-07 15:29 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-10-07 1:39 No-journal option for ext4 Peter Kukol
2008-10-07 5:45 ` Theodore Tso
2008-10-07 14:59 ` Peter Kukol
2008-10-07 15:28 ` Eric Sandeen [this message]
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