When mixing cold and hot plugged devicemapper drives, orchestration
engines can get confused and removing pods can fail as the assumption
that a stopped pod pause container rootfs can be unmounted fails with
virtual machines.
Coverage increased (+0.03%) to 66.052% when pulling c49076410d7d804a72adb5ab6ec6b1652f759afd on sameo/topic/pod-hotplug into 309a2c6a527404f5b2a9188b2e05cc1870ac732a on master.
When mixing cold and hot plugged devicemapper drives, orchestration engines can get confused and removing pods can fail as the assumption that a stopped pod pause container rootfs can be unmounted fails with virtual machines.
Fixes #435