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From: Rob Landley <rob@landley.net>
To: Jan Engelhardt <jengelh@linux01.gwdg.de>
Subject: Re: Mounting /dev/loop0: Device or resource busy
Date: Thu, 16 Mar 2006 16:01:59 -0500
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On Thursday 16 March 2006 3:23 pm, Jan Engelhardt wrote:
> >Why can I mount most block devices multiple times, but when I try to mount
> > a loop device more than once under 2.6.16-rc5 it tells me it's busy?
>
> It should be possible to mount a block device multiple times using the
> _same_ filesystem.

It turns out it complains if the flags are different.  The first mount was 
with no flags, the second was -o ro.  (I thought the kernel had been upgraded 
so that would work.  My bad.)

Rob
-- 
Never bet against the cheap plastic solution.