From 7b8958b6c57555764aa63b1262d38e37f6820c70 Mon Sep 17 00:00:00 2001
From: Eelco Dolstra <eelco.dolstra@logicblox.com>
Date: Thu, 21 Feb 2013 11:32:51 +0100
Subject: [PATCH] Fix the boot.hardwareScan option

Fixes #95.
---
 modules/services/hardware/udev.nix | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/modules/services/hardware/udev.nix b/modules/services/hardware/udev.nix
index f793b9387db..0fce84fdd6d 100644
--- a/modules/services/hardware/udev.nix
+++ b/modules/services/hardware/udev.nix
@@ -86,6 +86,13 @@ let
       ${optionalString (!config.networking.usePredictableInterfaceNames) ''
         ln -s /dev/null $out/80-net-name-slot.rules
       ''}
+
+      # If auto-configuration is disabled, then remove
+      # udev's 80-drivers.rules file, which contains rules for
+      # automatically calling modprobe.
+      ${optionalString (!config.boot.hardwareScan) ''
+        ln -s /dev/null $out/80-drivers.rules
+      ''}
     ''; # */
   };