From: "H. Peter Anvin" <hpa@zytor.com>
To: Andries.Brouwer@cwi.nl
Cc: linux-kernel@vger.kernel.org
Subject: Re: Linux can use a mountpoint for 2 Filesystems
Date: Tue, 20 Nov 2001 11:43:23 -0800 [thread overview]
Message-ID: <3BFAB25B.2080200@zytor.com> (raw)
In-Reply-To: <UTC200111201941.TAA317995.aeb@cwi.nl>
Andries.Brouwer@cwi.nl wrote:
> hpa:
>
>
>>There are real reasons to overmount a filesystem. It's getting to be
>>a usability problem, probably because Linux (UNLIKE MOST OTHER UNIXES)
>>didn't allow it until just recently. This change caused some
>>problems, including with the automount daemon. I would like to see an
>>option to mount(8) to allow it, by default disallow by policy.
>>
>
> mount(8) does not necessarily have such information:
> /etc/mtab is just a random file with random contents,
> and /proc/mounts need not exist.
>
> The cleanest way to do what you suggest would be to make the kernel
> refuse an overmount unless the mount(2) flags included the
> "overmount" flag.
>
Agreed.
-hpa
next prev parent reply other threads:[~2001-11-20 19:45 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-11-20 19:41 Linux can use a mountpoint for 2 Filesystems Andries.Brouwer
2001-11-20 19:43 ` H. Peter Anvin [this message]
[not found] <Pine.LNX.4.10.10111191938450.12291-100000@master.linux-ide.org>
2001-11-20 3:46 ` Andre Hedrick
2001-11-20 4:50 ` H. Peter Anvin
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