From 0119e6bb486cbf1df108ca7161f8e3b2d20a4377 Mon Sep 17 00:00:00 2001
From: Simon Rettberg
Date: Fri, 10 Nov 2023 15:48:41 +0100
Subject: [qemu] Don't check for IOMMU if not using PCI passthrough

---
 .../qemu/configuration/TransformationSpecificQemuPciPassthrough.java   | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/core/modules/qemu/runvirt-plugin-qemu/src/main/java/org/openslx/runvirt/plugin/qemu/configuration/TransformationSpecificQemuPciPassthrough.java b/core/modules/qemu/runvirt-plugin-qemu/src/main/java/org/openslx/runvirt/plugin/qemu/configuration/TransformationSpecificQemuPciPassthrough.java
index 1a20448f..798ddfec 100644
--- a/core/modules/qemu/runvirt-plugin-qemu/src/main/java/org/openslx/runvirt/plugin/qemu/configuration/TransformationSpecificQemuPciPassthrough.java
+++ b/core/modules/qemu/runvirt-plugin-qemu/src/main/java/org/openslx/runvirt/plugin/qemu/configuration/TransformationSpecificQemuPciPassthrough.java
@@ -199,6 +199,9 @@ public class TransformationSpecificQemuPciPassthrough
 		final List<HostdevPciDeviceAddress> pciDeviceAddresses = TransformationSpecificQemuPciPassthrough
 				.validateParseNvidiaPciIds( args.getVmNvGpuIds0() );
 
+		if ( pciDeviceAddresses.isEmpty() )
+			return; // Nothing to do
+
 		// check if IOMMU support is available on the host
 		if ( !this.getCapabilities().hasHostIommuSupport() ) {
 			final String errorMsg = "IOMMU support is not available on the hypervisor but required for GPU passthrough!";
-- 
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