From: "Marc Aurèle La France" <tsi@tuyoix.net>
To: "Theodore Ts'o" <tytso@mit.edu>
Cc: Andreas Dilger <adilger.kernel@dilger.ca>,
linux-ext4@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] ext4: Register ext[23] support only after successful ext4 registration
Date: Thu, 29 Sep 2022 21:45:04 -0600 (Mountain Daylight Time) [thread overview]
Message-ID: <alpine.WNT.2.20.2209292143240.4648@CLUIJ> (raw)
In-Reply-To: <YzWpv8ZKJ7BrOBsg@mit.edu>
[-- Attachment #1: Type: text/plain, Size: 737 bytes --]
On Thu, 29 Sep 2022, Theodore Ts'o wrote:
> On Wed, Aug 10, 2022 at 02:20:45PM -0600, Marc Aurèle La France wrote:
>> Register ext4 as a "replacement" for ext2 and ext3 only after ext4 itself has
>> been successfully registered. As a side effect, this allows
>> unregister_as_ext[23]() to be inlined.
> The corrent ordering is deliberate; it allows file systems that have
> ext2 and ext3 only file system features will be reported as using ext2
> and ext3 in /proc/mounts. This doesn't matter quite as much, but it
> could potentially break userspace if a legacy file system that only
> has ext2 file system features is mounted and reported as ext4.
> So sorry, I can't take this change.
Fair enough. Thanks for responding.
Marc.
prev parent reply other threads:[~2022-09-30 3:49 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-08-10 20:20 [PATCH] ext4: Register ext[23] support only after successful ext4 registration Marc Aurèle La France
2022-09-29 14:20 ` Theodore Ts'o
2022-09-30 3:45 ` Marc Aurèle La France [this message]
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