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From: Andries Brouwer <aebr@win.tue.nl>
To: Andrew Morton <akpm@digeo.com>
Cc: linux-fsdevel@vger.kernel.org, ext2-devel@lists.sourceforge.net
Subject: Re: handling unrecognised mount options
Date: Sun, 16 Mar 2003 12:50:26 +0100	[thread overview]
Message-ID: <20030316115026.GA7674@win.tue.nl> (raw)
In-Reply-To: <20030316030003.21f2942b.akpm@digeo.com>

On Sun, Mar 16, 2003 at 03:00:03AM -0800, Andrew Morton wrote:

> None of my machines will successfully boot into 2.4 kernels because I have
> "commit=30" added to the ext3 mount options in /etc/fstab.
> 
> The ext3 driver in those kernels does not to recognise that option and it
> fails the mount.
> 
> This seems to be a fairly gratuitous and pointless forward-incompatibility.
> 
> I propose that henceforth filesystems will, when presented with an
> unrecognised mount option, warn and proceed with the mount anyway.
> 
> Can anyone see any problems with that?

I would prefer the conservative approach, doing the mount only
when also some "force" flag is present.

Mounting is a dangerous operation.
An incorrect mount can crash the kernel and can damage the filesystem.

Andries

  reply	other threads:[~2003-03-16 11:50 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2003-03-16 11:00 handling unrecognised mount options Andrew Morton
2003-03-16 11:50 ` Andries Brouwer [this message]
2003-03-16 19:04   ` Randy.Dunlap
2003-03-16 22:46   ` Andrew Morton
2003-03-17  4:25     ` Szakacsits Szabolcs
2003-03-17  4:34       ` Andrew Morton
2003-03-17  5:23         ` Szakacsits Szabolcs
2003-03-17  5:32           ` Andrew Morton
2003-03-17  9:18             ` Andries Brouwer
2003-03-17 16:54               ` Bryan Henderson

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