||Build VBoxVolInfo that needs devicemapper from sys-fs/lvm2.
||Enable support for Logical Volume Management via sys-fs/lvm2.
||Add support for Logical Volume Management via sys-fs/lvm2.
||Enable LVM thinprovisioned snapshots support sys-fs/lvm2
||Build all of LVM2 including daemons and tools like lvchange, not just the device-mapper library (for other packages to use). If your system uses LVM2 for managing disks and partitions, enable this flag.
||Allow using the Logical Volume Manager (sys-fs/lvm2) as pool for disk image storage
||Enable support for chroots using LVM snapshots