diff --git a/odoo/addons/base/models/ir_ui_view.py b/odoo/addons/base/models/ir_ui_view.py
index e8d730453a1..5c26c00d457 100644
--- a/odoo/addons/base/models/ir_ui_view.py
+++ b/odoo/addons/base/models/ir_ui_view.py
@@ -1216,6 +1216,31 @@ actual arch.
                     if not node.get('on_change'):
                         node.set('on_change', '1')
 
+    def _get_x2many_missing_view_archs(self, field, field_node, node_info):
+        """
+        For x2many fields that require to have some multi-record arch (kanban or list) to display the records
+        be available, this function fetches all arch that are needed and return them.
+        The caller function is responsible to do what it needs with them.
+        """
+        current_view_types = [el.tag for el in field_node.xpath("./*[descendant::field]")]
+        missing_view_types = []
+        if not any(view_type in current_view_types for view_type in field_node.get('mode', 'kanban,tree').split(',')):
+            missing_view_types.append(
+                field_node.get('mode', 'kanban' if node_info.get('mobile') else 'tree').split(',')[0]
+            )
+
+        if not missing_view_types:
+            return []
+
+        comodel = self.env[field.comodel_name].sudo(False)
+        refs = self._get_view_refs(field_node)
+        # Do not propagate <view_type>_view_ref of parent call to `_get_view`
+        comodel = comodel.with_context(**{
+            f'{view_type}_view_ref': refs.get(f'{view_type}_view_ref')
+            for view_type in missing_view_types
+        })
+
+        return [comodel._get_view(view_type=view_type) for view_type in missing_view_types]
 
     #------------------------------------------------------
     # Specific node postprocessors
@@ -1260,23 +1285,9 @@ actual arch.
                     # if no widget or the widget requires it.
                     # So the web client doesn't have to call `get_views` for x2many fields not embedding their view
                     # in the main form view.
-                    current_view_types = [el.tag for el in node.xpath("./*[descendant::field]")]
-                    missing_view_types = []
-                    if not any(view_type in current_view_types for view_type in node.get('mode', 'kanban,tree').split(',')):
-                        missing_view_types.append(
-                            node.get('mode', 'kanban' if node_info.get('mobile') else 'tree').split(',')[0]
-                        )
-                    if missing_view_types:
-                        comodel = self.env[field.comodel_name].sudo(False)
-                        refs = self._get_view_refs(node)
-                        # Do not propagate <view_type>_view_ref of parent call to `_get_view`
-                        comodel = comodel.with_context(**{
-                            f'{view_type}_view_ref': refs.get(f'{view_type}_view_ref')
-                            for view_type in missing_view_types
-                        })
-                        for view_type in missing_view_types:
-                            subarch, _subview = comodel._get_view(view_type=view_type)
-                            node.append(subarch)
+                    for arch, _view in self._get_x2many_missing_view_archs(field, node, node_info):
+                        node.append(arch)
+
                 for child in node:
                     if child.tag in ('form', 'tree', 'graph', 'kanban', 'calendar'):
                         node_info['children'] = []