Comment 25 for bug 1778011

--- /tmp/nvidia-fallback.service.orig 2018-08-27 23:52:21.739079571 +0300
+++ /tmp/nvidia-fallback.service 2018-08-27 23:55:14.674338550 +0300
@@ -1,7 +1,8 @@
 [Unit]
-Description=Fall back on nouveau if nvidia is not loaded
+Description=Fall back on nouveau if nvidia is not loaded and PRIME not switched to integrated GPU
 Before=display-manager.service
 ConditionPathExists=!/sys/module/nvidia
+ConditionPathExists=!/etc/modprobe.d/blacklist-nvidia.conf

 [Service]
 Type=oneshot