From WBITT's Cooker!
[root@kworkhorse ~]# lvremove /dev/vg_tiger/lv_fedoracbt
Can't remove open logical volume "lv_fedoracbt"
[root@kworkhorse ~]# dmsetup info -c
Name Maj Min Stat Open Targ Event UUID
vg_tiger-lv_fedoracbt 253 8 L--w 0 1 0 LVM-qmkyXBjy6C1zhgnpQOaoAwWFc4cfnDpxnQUEJnVelYvieV1jng9swrLX71sU7UFI
vg_tiger-lv_data 253 5 L--w 0 1 0 LVM-qmkyXBjy6C1zhgnpQOaoAwWFc4cfnDpxZTtcO73Wx8rNZqiKrfNAJ19EjpcaCeaU
vg_tiger-lv_testvm1 253 3 L--w 0 1 0 LVM-qmkyXBjy6C1zhgnpQOaoAwWFc4cfnDpxQSBTEytaFg6BnxSjhRjioiJmrDHcMDR3
vg_tiger-lv_winxp 253 6 L--w 0 1 0 LVM-qmkyXBjy6C1zhgnpQOaoAwWFc4cfnDpxcaX2l7BhklNLUHzWo183D0pu4rc1yb1F
vg_tiger-lv_testvm2 253 4 L--w 0 1 0 LVM-qmkyXBjy6C1zhgnpQOaoAwWFc4cfnDpxHeU6nD1jlS6nEBioIgSVGBpoE63Wqwqd
vg_tiger-lv_xenhost 253 2 L--w 0 2 0 LVM-qmkyXBjy6C1zhgnpQOaoAwWFc4cfnDpxOrrqUev41u9UbTvMTQ8fIUYZo2GzWMJS
vg_tiger-lv_swap 253 1 L--w 1 1 0 LVM-qmkyXBjy6C1zhgnpQOaoAwWFc4cfnDpxD2di3DkFtgkj2MdkJiaSJ1NADZMjxCUn
vg_tiger-lv_root 253 0 L--w 0 1 0 LVM-qmkyXBjy6C1zhgnpQOaoAwWFc4cfnDpxkPW7TYYE59gs8I5b5h2jnwHq76RyYFNB
vg_tiger-lv_debian 253 7 L--w 0 1 0 LVM-qmkyXBjy6C1zhgnpQOaoAwWFc4cfnDpxPTWUiioQbZGOdvVqdYbtlJBwEzR1MlQo
[root@kworkhorse ~]# dmsetup remove vg_tiger-lv_fedoracbt
[root@kworkhorse ~]# lvremove /dev/vg_tiger/lv_fedoracbt
Logical volume "lv_fedoracbt" successfully removed
[root@kworkhorse ~]#
