From 1f84e43239bc2a707c30c0d7bca47801e4df5a78 Mon Sep 17 00:00:00 2001
From: Eelco Dolstra <eelco.dolstra@logicblox.com>
Date: Wed, 4 May 2016 18:03:12 +0200
Subject: [PATCH] Do some large, concurrency-capable builds on dedicated
 machines

---
 pkgs/applications/networking/browsers/chromium/browser.nix | 1 +
 pkgs/os-specific/linux/kernel/manual-config.nix            | 4 +++-
 2 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/pkgs/applications/networking/browsers/chromium/browser.nix b/pkgs/applications/networking/browsers/chromium/browser.nix
index a6e95ca51878..fe21642373ef 100644
--- a/pkgs/applications/networking/browsers/chromium/browser.nix
+++ b/pkgs/applications/networking/browsers/chromium/browser.nix
@@ -36,5 +36,6 @@ mkChromiumDerivation (base: rec {
     license = licenses.bsd3;
     platforms = platforms.linux;
     hydraPlatforms = if channel == "stable" then ["x86_64-linux"] else [];
+    requiredSystemFeatures = [ "big-parallel" ];
   };
 })
diff --git a/pkgs/os-specific/linux/kernel/manual-config.nix b/pkgs/os-specific/linux/kernel/manual-config.nix
index ffe09cc2fee5..5f2bc2d2c55b 100644
--- a/pkgs/os-specific/linux/kernel/manual-config.nix
+++ b/pkgs/os-specific/linux/kernel/manual-config.nix
@@ -125,7 +125,7 @@ let
       postInstall = (optionalString installsFirmware ''
         mkdir -p $out/lib/firmware
       '') + (if (platform ? kernelDTB && platform.kernelDTB) then ''
- 	make $makeFlags "''${makeFlagsArray[@]}" dtbs
+        make $makeFlags "''${makeFlagsArray[@]}" dtbs
         mkdir -p $out/dtbs
         cp $buildRoot/arch/$karch/boot/dts/*.dtb $out/dtbs
       '' else "") + (if isModular then ''
@@ -190,6 +190,8 @@ let
           $installFlags "''${installFlagsArray[@]}"
       '');
 
+      requiredSystemFeatures = [ "big-parallel" ];
+
       meta = {
         description =
           "The Linux kernel" +