From: "Theodore Ts'o" <tytso@mit.edu>
To: Jan Kara <jack@suse.cz>
Cc: Michael Opdenacker <michael.opdenacker@bootlin.com>,
linux-ext4@vger.kernel.org
Subject: Re: Why isn't ext2 deprecated over ext4?
Date: Wed, 21 Feb 2024 16:11:36 -0500 [thread overview]
Message-ID: <20240221211136.GA633176@mit.edu> (raw)
In-Reply-To: <20240221165805.plnkvymjzqts2l6r@quack3>
On Wed, Feb 21, 2024 at 05:58:05PM +0100, Jan Kara wrote:
> Hum, so I didn't quite think through my comment about on disk format :).
> When you create filesystem with larger inodes, mke2fs will indeed create
> inodes with extra timestamp fields etc. ext4 driver will recognize them
> and use them, however ext2 driver happily ignores them (I thought we refuse
> to mount such filesystem but we don't because of the way how large inodes
> were defined in the ondisk format).
Well, if we *cared* we could backport the support for the expanded
timestamps to ext2. I'm not sure it's worth the effort, but it's not
that hard....
- Ted
prev parent reply other threads:[~2024-02-21 21:11 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-02-21 9:33 Why isn't ext2 deprecated over ext4? Michael Opdenacker
2024-02-21 10:33 ` Reindl Harald
2024-02-21 11:00 ` Jan Kara
2024-02-21 11:39 ` Reindl Harald
2024-02-21 15:48 ` Theodore Ts'o
2024-02-21 22:57 ` Reindl Harald
2024-02-22 20:12 ` Theodore Ts'o
2024-02-21 16:29 ` Michael Opdenacker
2024-02-21 16:58 ` Jan Kara
2024-02-21 21:11 ` Theodore Ts'o [this message]
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