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22 changes: 22 additions & 0 deletions release_notes/ocp-4-13-release-notes.adoc
Original file line number Diff line number Diff line change
Expand Up @@ -447,6 +447,13 @@ For more information, see xref:../machine_management/control_plane_machine_manag
=== Machine Config Operator

[id="ocp-4-13-machine-config-operator-layering"]
==== {op-system-first} image layering is generally available

{op-system-first} image layering is now generally available. With this feature, you can extend the functionality of your base RHCOS image by layering additional images onto the base image.

For more information, see xref:../post_installation_configuration/coreos-layering.adoc#coreos-layering[{op-system-first} image layering].

[id="ocp-4-13-machine-config-operator-layering-third-party"]
==== Support for adding third party and custom content to {op-system}

You can now use {op-system-first} image layering to add {op-system-base-full} and third-party packages to cluster nodes.
Expand Down Expand Up @@ -1798,6 +1805,21 @@ In the following tables, features are marked with the following statuses:

|====

[discrete]
=== Machine Config Operator Technology Preview features

.Machine Config Operator Technology Preview tracker
[cols="4,1,1,1",options="header"]
|====
|Feature |4.11 |4.12 |4.13

|{op-system-first} image layering
|Not Available
|Technology Preview
|General Availability

|====

[id="ocp-4-13-known-issues"]
== Known issues

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