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From: Christoph Hellwig <hch@infradead.org>
To: David Chinner <dgc@sgi.com>
Cc: Christoph Hellwig <hch@infradead.org>,
	lkml <linux-kernel@vger.kernel.org>,
	linux-fsdevel <linux-fsdevel@vger.kernel.org>,
	util-linux-ng@vger.kernel.org
Subject: Re: [BUG] remount ro on loopback mount leaves unmountable filesystem behind
Date: Tue, 13 May 2008 08:42:03 -0400	[thread overview]
Message-ID: <20080513124203.GA4806@infradead.org> (raw)
In-Reply-To: <20080513120710.GA155679365@sgi.com>

On Tue, May 13, 2008 at 10:07:10PM +1000, David Chinner wrote:
> Anyway, I'll hard code loop device numbers into the script so
> I can just forget about this problem. Thanks, Christoph.

hardcoding them is a little dangerous because a system might aswell
have them in use already, e.g. for CD images.  Just use losetup -f to
find the first free one and keep it in a shell variable.

WARNING: multiple messages have this Message-ID (diff)
From: Christoph Hellwig <hch-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org>
To: David Chinner <dgc-sJ/iWh9BUns@public.gmane.org>
Cc: Christoph Hellwig <hch-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org>,
	lkml <linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
	linux-fsdevel
	<linux-fsdevel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
	util-linux-ng-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: Re: [BUG] remount ro on loopback mount leaves unmountable filesystem behind
Date: Tue, 13 May 2008 08:42:03 -0400	[thread overview]
Message-ID: <20080513124203.GA4806@infradead.org> (raw)
In-Reply-To: <20080513120710.GA155679365-sJ/iWh9BUns@public.gmane.org>

On Tue, May 13, 2008 at 10:07:10PM +1000, David Chinner wrote:
> Anyway, I'll hard code loop device numbers into the script so
> I can just forget about this problem. Thanks, Christoph.

hardcoding them is a little dangerous because a system might aswell
have them in use already, e.g. for CD images.  Just use losetup -f to
find the first free one and keep it in a shell variable.
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  reply	other threads:[~2008-05-13 12:42 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-05-13  8:50 [BUG] remount ro on loopback mount leaves unmountable filesystem behind David Chinner
2008-05-13 10:23 ` Christoph Hellwig
2008-05-13 10:23   ` Christoph Hellwig
2008-05-13 12:07   ` David Chinner
2008-05-13 12:42     ` Christoph Hellwig [this message]
2008-05-13 12:42       ` Christoph Hellwig
2008-05-13 17:10       ` H. Peter Anvin
2008-05-13 17:10         ` H. Peter Anvin
2008-05-13 22:55   ` Karel Zak

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