From 133e3555ff1fda82966707d9502e0af3c81f2f8b Mon Sep 17 00:00:00 2001
From: Jacek Galowicz <jacek@galowicz.de>
Date: Thu, 23 Apr 2026 10:55:49 +0100
Subject: [PATCH] nixos-test-driver: only use sharedMemory qemu config setting
 on linux

---
 nixos/lib/testing/driver.nix | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/nixos/lib/testing/driver.nix b/nixos/lib/testing/driver.nix
index c6802d61dd43..40584b10e00d 100644
--- a/nixos/lib/testing/driver.nix
+++ b/nixos/lib/testing/driver.nix
@@ -9,6 +9,8 @@ let
 
   inherit (config) sshBackdoor;
 
+  inherit (hostPkgs.stdenv.hostPlatform) isLinux;
+
   # Reifies and correctly wraps the python test driver for
   # the respective qemu version and with or without ocr support
   testDriver = config.pythonTestDriverPackage.override {
@@ -251,7 +253,7 @@ in
         # depending on whether debugging is enabled.
         #
         # If needed, this can still be turned off.
-        virtualisation.qemu.enableSharedMemory = lib.mkDefault true;
+        virtualisation.qemu.enableSharedMemory = lib.mkDefault isLinux;
 
         assertions = [
           {