Bug#964761: Creating btrfs subvolumes with setup-storage fails in certain conditions

[Thomas Lange]

Thanks a lot for the patch. I hoped it would be that easy. I've
already applied the patch.
https://github.com/faiproject/fai/commit/8bf5ef41461edf9c64fb1e8095fd12d4789cc6f4

The upcoming release FAI 6.0 will include it.

-- 
regards Thomas