Re: Why isn't ext2 deprecated over ext4?

Theodore Ts'o
2024-02-21T21:11:44Z

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