From owner-freebsd-questions  Sat Aug 26 21: 0:59 2000
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From: Mike Meyer <mwm@mired.org>
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Date: Sat, 26 Aug 2000 23:00:17 -0500 (CDT)
To: Greg Lehey <grog@lemis.com>
Cc: questions@freebsd.org
Subject: Re: read only / filesystem
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Greg Lehey writes:
> On Thursday, 24 August 2000 at 23:49:17 -0700, R Joseph Wright wrote:
> > Or is it easy enough to simply remount / rw when changes to /etc are
> > needed?
> You can do this, but you can't go back to an ro mount.

Uh - why not?

	su-2.04# cd /
	su-2.04# touch x
	su-2.04# rm x
	su-2.04# mount -u -o ro /
	su-2.04# touch x
	touch: x: Read-only file system

Does one of the system security levels prohibit remounting file
systems r/o once have been mounted r/w?

	<mike



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