https://github.com/xbianonpi/xbian/commit/9d5e78aa665d1183d64a7d25238a383d98545f02#commitcomment-3005751

two problems
1) findfs is very sensitive to layout of /etc/fstab (due to bug?)
	- this one works with me
2) we need to have udev. do we have?
	- look for /dev/disk/by-uuid/29b6c2f5-5469-49f2-abd5-daa9149021cc
		which should point to /dev/mmcblk0p2