From 4e5b3656440b298f10022c1330f24b1d9f3ccbd1 Mon Sep 17 00:00:00 2001
From: Svein Ove Aas <svein@google.com>
Date: Wed, 12 Dec 2018 15:25:39 +0000
Subject: [PATCH] nvidia: Improve assertion documentation

---
 nixos/modules/hardware/video/nvidia.nix | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/nixos/modules/hardware/video/nvidia.nix b/nixos/modules/hardware/video/nvidia.nix
index 8f1e2671ece..b680c3c1ccb 100644
--- a/nixos/modules/hardware/video/nvidia.nix
+++ b/nixos/modules/hardware/video/nvidia.nix
@@ -102,7 +102,7 @@ in
     assertions = [
       {
         assertion = with config.services.xserver.displayManager; gdm.enable -> !gdm.wayland;
-        message = "NVIDIA drivers don't support wayland";
+        message = "NVIDIA drivers don't support wayland, set services.xserver.displayManager.gdm.wayland=false";
       }
       {
         assertion = !optimusCfg.enable ||