HP XP P9000 for Business Continuity Manager Software Installation Guide

To use a z/Linux volume, first specify the following:
(When running z/Linux on z/VM)Set the disk layout to CDL (System z compatible disk layout).
To run z/Linux on z/VM, set the DASD sharing type (DASD Sharing) to Dedicated Disk.
Specify that time stamps for I/O operations to and from z/Linux.
You cannot use the following functions on a z/Linux volume:
The FlashCopy linkage function
The Remote DKC Control function that uses a z/Linux volume as a command device
12 Overview of HP XP P9000 for Business Continuity Manager Software