Resource name constraints (2) (#19119)

xref: #17969, #19099, #18746

content/en/docs/tasks/access-kubernetes-api/configure-aggregation-layer.md

@@ -246,6 +246,9 @@ spec:
   caBundle: <pem encoded ca cert that signs the server cert used by the webhook>
 ```
 
+The name of an APIService object must be a valid
+[path segment name](/docs/concepts/overview/working-with-objects/names#path-segment-names).
+
 #### Contacting the extension apiserver
 
 Once the Kubernetes apiserver has determined a request should be sent to a extension apiserver,

content/en/docs/tasks/manage-daemon/rollback-daemon-set.md

@@ -132,7 +132,8 @@ NAME                               CONTROLLER                     REVISION   AGE
 ```
 
 Each `ControllerRevision` stores the annotations and template of a DaemonSet
-revision.
+revision. The name of a ControllerRevision object must be a valid
+[DNS subdomain name](/docs/concepts/overview/working-with-objects/names#dns-subdomain-names).
 
 `kubectl rollout undo` takes a specific `ControllerRevision` and replaces
 DaemonSet template with the template stored in the `ControllerRevision`.