From: "Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com>
To: "Theodore Ts'o" <tytso@mit.edu>
Cc: Ext4 Developers List <linux-ext4@vger.kernel.org>
Subject: Re: [PATCH] ext4: Remove "extents" mount option
Date: Wed, 7 Jan 2009 11:02:50 +0530 [thread overview]
Message-ID: <20090107053250.GA9617@skywalker> (raw)
In-Reply-To: <1231267777-18831-1-git-send-email-tytso@mit.edu>
On Tue, Jan 06, 2009 at 01:49:37PM -0500, Theodore Ts'o wrote:
> This mount option is largely superfluous, and in fact the way it was
> implemented was buggy; if a filesystem which did not have the extents
> feature flag was mounted -o extents, the filesystem would attempt to
> create and use extents-based file even though the extents feature flag
> was not eabled. The simplest thing to do is to nuke the mount option
> entirely. It's not all that useful to force the non-creation of new
> extent-based files if the filesystem can support it.
>
Ext4 -> Ext3 migration story is to mount the filesystem with -o
noextents and copy the file around. If we remove the -o noextents
options how do we force the creation of non extent format files ?
-aneesh
next prev parent reply other threads:[~2009-01-07 5:33 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-01-06 18:49 [PATCH] ext4: Remove "extents" mount option Theodore Ts'o
2009-01-07 5:32 ` Aneesh Kumar K.V [this message]
2009-01-07 14:45 ` Theodore Tso
2009-01-07 15:47 ` Eric Sandeen
2009-01-07 16:00 ` Aneesh Kumar K.V
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