From 04b1a3f847e46ea2bbb46cca56dde37a536272c7 Mon Sep 17 00:00:00 2001
From: nicoo <nicoo@mur.at>
Date: Sun, 9 Apr 2023 19:15:49 +0000
Subject: [PATCH] nixos/auto-cpufreq: Avoid touching /etc

---
 nixos/modules/services/hardware/auto-cpufreq.nix | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/nixos/modules/services/hardware/auto-cpufreq.nix b/nixos/modules/services/hardware/auto-cpufreq.nix
index 5a8b7c8e43c5..df7c01ae54ef 100644
--- a/nixos/modules/services/hardware/auto-cpufreq.nix
+++ b/nixos/modules/services/hardware/auto-cpufreq.nix
@@ -27,15 +27,18 @@ in {
 
   config = mkIf cfg.enable {
     environment.systemPackages = [ pkgs.auto-cpufreq ];
-    environment.etc.${cfgFilename}.source = cfgFile;
 
     systemd = {
       packages = [ pkgs.auto-cpufreq ];
       services.auto-cpufreq = {
         # Workaround for https://github.com/NixOS/nixpkgs/issues/81138
         wantedBy = [ "multi-user.target" ];
-        restartTriggers = [ cfgFile ];
         path = with pkgs; [ bash coreutils ];
+
+        serviceConfig.ExecStart = [
+          ""
+          "${lib.getExe pkgs.auto-cpufreq} --config ${cfgFile}"
+        ];
       };
     };
   };