From c2f0e15fbaf8d51a99a3de25a8c0b9344c7ba2e8 Mon Sep 17 00:00:00 2001 From: William Gabor Date: Thu, 16 Oct 2025 16:34:54 -0400 Subject: [PATCH] OSDOCS-15028 RNs for node tuning operator --- release_notes/ocp-4-20-release-notes.adoc | 1 + 1 file changed, 1 insertion(+) diff --git a/release_notes/ocp-4-20-release-notes.adoc b/release_notes/ocp-4-20-release-notes.adoc index 59f580f005..6d8205a9f8 100644 --- a/release_notes/ocp-4-20-release-notes.adoc +++ b/release_notes/ocp-4-20-release-notes.adoc @@ -1568,6 +1568,7 @@ As a result, creating a Machine API machine that references a Capacity Reservati [id="ocp-release-note-node-tuning-operator-bug-fixes_{context}"] === Node Tuning Operator (NTO) +* Before this update, the `iommu.passthrough=1` kernel argument caused an NVIDIA GPU validator failure on Advanced RISC Machine (ARM) CPUs in {product-title} 4.18. With this release, the kernel argument is removed from the default `Tuned` CR for ARM-based environments. (link:https://issues.redhat.com/browse/OCPBUGS-52853[OCPBUGS-52853])