From 9bd5a43d9926920ec08d8c20700fd94f262af799 Mon Sep 17 00:00:00 2001
From: r-vdp <ramses@well-founded.dev>
Date: Fri, 20 Sep 2024 12:01:55 +0200
Subject: [PATCH] Avoid duplicating modules in the list of initrd modules

Functionally this doesn't change anything as they get deduplicated
during the initrd build anyway, but when inspecting values in the repl
or running nix-diff, it's kind of ugly to see the same module repeated 4
times.
---
 modules/nixos/boot.nix | 22 +++++++++++-----------
 1 file changed, 11 insertions(+), 11 deletions(-)

diff --git a/modules/nixos/boot.nix b/modules/nixos/boot.nix
index 00d8102..3453d6d 100644
--- a/modules/nixos/boot.nix
+++ b/modules/nixos/boot.nix
@@ -13,16 +13,16 @@ in
     with lib;
     mkIf cfg.enable {
       boot.initrd.availableKernelModules = filter (dm: dm != null) (
-        map
-          (
-            {
-              driver_module ? null,
-              ...
-            }:
-            driver_module
-          )
-          (
-            unique (flatten [
+        unique (
+          map
+            (
+              {
+                driver_module ? null,
+                ...
+              }:
+              driver_module
+            )
+            (flatten [
               # Needed if we want to use the keyboard when things go wrong in the initrd.
               (report.hardware.usb_controller or [ ])
               # A disk might be attached.
@@ -31,7 +31,7 @@ in
               (report.hardware.disk or [ ])
               (report.hardware.storage_controller or [ ])
             ])
-          )
+        )
       );
     };
 }