Re: [Ext2-devel] [PATCH 2/5] Register ext3dev filesystem

From: Dave Kleikamp
Date: Thu Aug 10 2006 - 16:08:26 EST

On Thu, 2006-08-10 at 15:53 -0400, Jeff Garzik wrote:
> Theodore Tso wrote:
> > On Thu, Aug 10, 2006 at 11:20:22AM +0200, Erik Mouw wrote:
> >> On Wed, Aug 09, 2006 at 06:17:22PM -0700, Mingming Cao wrote:
> >>> Register ext4 filesystem as ext3dev filesystem in kernel.
> >> Why confuse users with the name "ext3dev"? If a filesystem lives in
> >> fs/blah/, it's registered as "blah" and can be mounted with "-t blah".
> >> Just register the filesystem as "ext4" and mark it "EXPERIMENTAL" in
> >> Kconfig.
> >
> > We had this discussion on LKML. There were those who were concerned
> > that it would not be enough just to mark it be EXPERIMENTAL.
> I _want_ to agree with Erik, but I must agree: CONFIG_EXPERIMENTAL is
> pretty worthless in practice :( It's not maintained rigorously, and
> distros _always_ enable it, because otherwise they would often omit key
> drivers that people actively use.
> So, while my own personal preference would be to follow Erik's
> suggestion... thinking realistically, an fstype change from "ext3dev"
> to "ext4" is a far more obvious-to-users method of creating a
> devel/production line of demarcation.

IF it's decided to register the file system as ext3dev (Would ext4dev
make more sense?), I would prefer the config options and code continues
to simply use ext4.
David Kleikamp
IBM Linux Technology Center

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