Messages in this thread | | | Date | Tue, 13 May 2008 10:10:35 -0700 | From | "H. Peter Anvin" <> | Subject | Re: [BUG] remount ro on loopback mount leaves unmountable filesystem behind |
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Christoph Hellwig wrote: > 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.
losetup -f is racy, too. losetup -sf is safe, however.
-hpa
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