diff --git a/ironic_inspector/conf/processing.py b/ironic_inspector/conf/processing.py
index 502c284a9..678d9695d 100644
--- a/ironic_inspector/conf/processing.py
+++ b/ironic_inspector/conf/processing.py
@@ -80,7 +80,11 @@ _OPTS = [
                       'not be stored.')),
     cfg.StrOpt('store_data_location',
                help=_('Name of the key to store the location of stored data '
-                      'in the extra column of the Ironic database.')),
+                      'in the extra column of the Ironic database.'),
+               deprecated_for_removal=True,
+               deprecated_reason=_('The introspection data could be retrieved '
+                                   'from inspector API, there is no need to '
+                                   'keep an extra link in ironic.')),
     cfg.BoolOpt('disk_partitioning_spacing',
                 default=True,
                 help=_('Whether to leave 1 GiB of disk size untouched for '
diff --git a/ironic_inspector/plugins/introspection_data.py b/ironic_inspector/plugins/introspection_data.py
index 6f51d6b7b..0519390a3 100644
--- a/ironic_inspector/plugins/introspection_data.py
+++ b/ironic_inspector/plugins/introspection_data.py
@@ -95,9 +95,11 @@ class SwiftStore(object):
         LOG.info('Introspection data was stored for node %(node)s in Swift '
                  'object %(obj_name)s', {'node': node_uuid,
                                          'obj_name': swift_object_name})
+        # TODO(kaifeng) Remove the deprecated store_data_location at Train
+        # cycle.
         if CONF.processing.store_data_location:
             node_info = node_cache.get_node(node_uuid)
-            # TODO(kaifeng) node_info is not synced back, while we are not
+            # NOTE(kaifeng) node_info is not synced back, while we are not
             # using extra in the processing logic, it looks fine at the moment,
             # but we should consider refactor in a later time.
             node_info.patch([{'op': 'add', 'path': '/extra/%s' %
diff --git a/releasenotes/notes/deprecate-store-data-location-037eaab9cd326646.yaml b/releasenotes/notes/deprecate-store-data-location-037eaab9cd326646.yaml
new file mode 100644
index 000000000..b00fa0676
--- /dev/null
+++ b/releasenotes/notes/deprecate-store-data-location-037eaab9cd326646.yaml
@@ -0,0 +1,6 @@
+---
+deprecations:
+  - |
+    Deprecated the configuration option ``[processing]store_data_location``.
+    The introspection data could be retrieved from inspector, there is no
+    need to keep an extra link in ironic.