On Wed, Apr 04 2001, Herbert Valerio Riedel wrote:
> 
> fyi, loop devices over lvm LV's dont work for me...
> 
> I've tested with 2.4.3final (and some other 2.4.3 derivates) and two
> lvm'ized partitions with a size of about 1gig each; mke2fs
> just goes into D-state and stays there when applying it to /dev/loop0,
> running it directly on the LV-device works...

this would appear to be an lvm bug, could you try this patch? it's
untested, let me know if it doesn't work and I'll try and reproduce
here.

-- 
Jens Axboe