Description: Add "params thin_provisioning=1" in tgt export
 Add 'params thin_provisioning=1' in iscsi volume export
 to allow fstrim to work with the lvm backend.
Author: Thomas Goirand <zigo@debian.org>
Forwarded: https://review.opendev.org/c/openstack/cinder/+/900513
Last-Update: 2023-12-04

--- cinder-23.0.0.orig/cinder/volume/targets/tgt.py
+++ cinder-23.0.0/cinder/volume/targets/tgt.py
@@ -44,6 +44,7 @@
                     write-cache %(write_cache)s
                     scsi_sn %(scsi_sn)s
                     scsi_id %(scsi_id)s
+                    params thin_provisioning=1
                 </target>
                   """)