Update tgtadm.8.xml

Changed description for thin-provisioning, since block devices are supported.
fujita · Nov 5, 2023 · 4c13f04 · 4c13f04
1 parent 0fa11ac
commit 4c13f04
Showing 1 changed file with 6 additions and 1 deletion.
diff --git a/doc/tgtadm.8.xml b/doc/tgtadm.8.xml
@@ -418,9 +418,14 @@ tgtadm --lld iscsi --mode logicalunit --op update --tid 1 --lun 1 \
 	    This parameter only applies to DISK devices.
           </para>
           <para>
-	    Thin-provisioning only works for LUNs stored on filesystems
+	    Thin-provisioning works for LUNs stored on filesystems
 	    that support FALLOC_FL_PUNCH_HOLE.
           </para>
+	  <para>
+	    When using thin-provisioning option with a block device such a
+	    SSD or ZVOL, UNMAP SCSI command discards the region from
+	    the block device.
+	  </para>
         </listitem>
       </varlistentry>