From 509467acc6e5b4509f2c9ff34f055cf43f659c4a Mon Sep 17 00:00:00 2001
From: Alex Zenla <alex@edera.dev>
Date: Tue, 9 Jul 2024 20:49:07 -0700
Subject: [PATCH] fix(runtime): use iommu only if devices are needed

---
 crates/runtime/src/launch.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/crates/runtime/src/launch.rs b/crates/runtime/src/launch.rs
index 9233643..307310e 100644
--- a/crates/runtime/src/launch.rs
+++ b/crates/runtime/src/launch.rs
@@ -229,7 +229,7 @@ impl GuestLauncher {
                 cmdline,
                 uuid,
                 owner_domid: 0,
-                enable_iommu: true,
+                enable_iommu: !request.pcis.is_empty(),
             },
             backend_domid: 0,
             name: xen_name,