Re: mounting ext3 with another superblock doesn't work?

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On Mon, 2011-05-09 at 14:06 +0200, Jan Kara wrote:
> Actually, contents of the files should be generally OK
> because mkfs overwrites only inodes. So you have lost some files and
> directories but once you have a file, it should be OK.
This is really some good news!! :-)
Are you sure with that? And wouldn't mean, that inodes are always
located at the same block locations?


> > It's not that I wanna blame others (I mean being stupid is my fault), but
> > e2fsprogs' mkfs is really missing a check whether any known
> > filesystem/partition type/container (luks, lvm, mdadm, etc.) is already on
> > device (and a -force switch),... IIRC xfsprogs already do this more or
> > less.
>   Yes, that would be reasonable although it might break some people's
> scripts. But probably worth it anyway.
IMHO the breakage is really justified then :-)

Especially as some of those scripts might actually do their own checks
for some filesystems, but perhaps completely forget about other
containter types (partitions, LUKS, mdadm, etc. etc.)


Cheers,
Chris.
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