{ config, pkgs, fetchpatch, ... }:
{
  boot.kernelPackages = let
#    nixpkgs.localSystem = {
#      gcc.arch = "icelake-client";
#      gcc.tune = "icelake-client";
#      system = "x86_64-linux";
#    };
    linux_custom_pkg = { fetchurl, buildLinux, ... } @ args:
      buildLinux (args // rec {
        version = "6.6.4-clearlinux";
        modDirVersion = "6.6.4";
        allowImportFromDerivation = true;
        
#        src = fetchurl {
#          url = "mirror://kernel/linux/kernel/v6.x/linux-6.6.4.tar.xz";
#          sha256 = "SeSWYMk9jW1Y8Rg2DTyoExaV7DRmkmPKjwQch22pPkU=";
#        };
        src = pkgs.fetchFromGitHub {
          owner="clearlinux-pkgs";
          repo="linux";
          rev="6.6.4-1389";
          hash="sha256-hCdhE9nqby86k4u8g8zBiMy5R7v/YeVlKMSs871d6Ak=";
        };

        extraMakeFlags = [ 
          "-j 10"
          "-l"
#          "CXXFLAGS='-O3' CFLAGS='-O3' KCFLAGS='-O3' KCPPFLAGS='-O3'"
        ];
        
        kernelPatches = [
#      pkgs.kernelPatches.bridge_stp_helper
#      pkgs.kernelPatches.modinst_arg_list_too_long
        ];
        
        extraConfig = ''
          '';

        } // (args.argsOverride or {}));
      linux_custom = pkgs.callPackage linux_custom_pkg{};
    in 
      pkgs.recurseIntoAttrs (pkgs.linuxPackagesFor linux_custom);
}