Now, applications can use the btrfs file system by mentioning "btrfs"
as fstype in the storageclass :-
apiVersion: storage.k8s.io/v1
kind: StorageClass
metadata:
name: openebs-zfspv
parameters:
fstype: "btrfs"
poolname: "zfspv-pool"
provisioner: zfs.csi.openebs.io
Signed-off-by: Pawan <pawan@mayadata.io>