Re: Mounting a file as a filesystem

[Hamish Moffatt <moffatt@yallara.cs.rmit.edu.au>]

> Dale Scheetz <dwarf@polaris.net> writes:
> > This may be true (most probably is) but mkisofs is the tool I know about
> > from personal experience. How would I create an ext2fs in a file? Wouldn't
> > it still need to be a ro file system?
> 
> You use losetup to make the loop, then make the fs, and then mount it.
> See the losetup(8) man page for details.
> 
> And no, it wouldn't be ro.

Although you need to make a file of the desired size first so you have
something to losetup.

eg for 10mb file system,

dd if=/dev/zero of=file bs=1k count=10240
losetup /dev/loop0 file
mke2fs /dev/loop0
mount -t ext2 /dev/loop0 /mnt



Hamish


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