1DM_READONLY_FLAG             (1 << 0)
2DM_SUSPEND_FLAG              (1 << 1)
3/* Defined in lvm2/libdm/ioctl/libdm-iface.c */
4DM_EXISTS_FLAG               (1 << 2)
5DM_PERSISTENT_DEV_FLAG       (1 << 3)
6DM_STATUS_TABLE_FLAG         (1 << 4)
7DM_ACTIVE_PRESENT_FLAG       (1 << 5)
8DM_INACTIVE_PRESENT_FLAG     (1 << 6)
9DM_BUFFER_FULL_FLAG          (1 << 8)
10DM_SKIP_BDGET_FLAG           (1 << 9)
11DM_SKIP_LOCKFS_FLAG          (1 << 10)
12DM_NOFLUSH_FLAG              (1 << 11)
13DM_QUERY_INACTIVE_TABLE_FLAG (1 << 12)
14DM_UEVENT_GENERATED_FLAG     (1 << 13)
15DM_UUID_FLAG                 (1 << 14)
16DM_SECURE_DATA_FLAG          (1 << 15)
17DM_DATA_OUT_FLAG             (1 << 16)
18DM_DEFERRED_REMOVE           (1 << 17)
19DM_INTERNAL_SUSPEND_FLAG     (1 << 18)
20