Comment # 4 on bug 872102 from Johannes Thumshirn

In openSUSE Tumbleweed (20150508) using util-linux 2.26.1-1.3.x86_64 the bcache
cache and backing store partitions are correctly identified by blkid as bcache,
the bcache virtual disc is correctly identified as ext4.

linux-dsd0:~ # lsblk 
NAME      MAJ:MIN RM  SIZE RO TYPE MOUNTPOINT
sda         8:0    0    5G  0 disk 
������sda1      8:1    0  995M  0 part [SWAP]
������sda2      8:2    0    4G  0 part /
sdb         8:16   0    1G  0 disk 
������bcache0 253:0    0    2G  0 disk /mnt
sdc         8:32   0    2G  0 disk 
������bcache0 253:0    0    2G  0 disk /mnt
sr0        11:0    1 1024M  0 rom  

linux-dsd0:~ # blkid -o udev /dev/sdb
ID_FS_UUID=8eb2f128-7ca9-49d9-b177-c188bf182fca
ID_FS_UUID_ENC=8eb2f128-7ca9-49d9-b177-c188bf182fca
ID_FS_TYPE=bcache

linux-dsd0:~ # blkid -o udev /dev/sdc
ID_FS_UUID=1b45d294-757d-4634-b4be-1c0104491876
ID_FS_UUID_ENC=1b45d294-757d-4634-b4be-1c0104491876
ID_FS_TYPE=bcache

linux-dsd0:~ # blkid -o udev /dev/bcache0 
ID_FS_UUID=c2ba7be3-850c-4e1e-aece-a0e9814610d5
ID_FS_UUID_ENC=c2ba7be3-850c-4e1e-aece-a0e9814610d5
ID_FS_TYPE=ext4
linux-dsd0:~ #