Re: UnionMount status?

[Valerie Aurora <vaurora@redhat.com>]

On Wed, Jul 14, 2010 at 03:12:28PM +0200, Michal Suchanek wrote:
> Hello
> 
> FWIW I tried to apply the unionmount patch from submounts branch to my
> kernel (2.6.34 Debian kernel) and boot a live system using the kernel.
> 
> The system boots but locks up during init.
> 
> The first boot method uses tmpfs union/squashfs/loop/FUSE(httpfs) or
> tmpfs union/squashfs/loop/iso9660/loop/FUSE(httpfs) and triggers the
> BUG_ON(*next_ud != NULL); in union_add_dir when udev starts whereas
> the other method which uses tmpfs union/squashfs/loop/iso966/iscsi
> crashes because at the point when iscsid is started during boot as the
> iscsi drive is disconnected for some reason.

Thanks for the bug report!  I will get to work on that as soon as
possible.

> As the kernel does not include aufs I cannot easily test that it works
> as expected with that but both boot methods used to work with 2.6.32
> kernels and aufs.

I think it's quite likely the problem is with union mounts, so don't
go to the effort to test aufs just for this case.

-VAL