Installs the zen patched linux kernel 5.6.3 on a NixOS system

zen-kernel.nix

####################################################
# Zen patched kernel with fsync support for gaming #
####################################################
{ pkgs, ... }:

{
  boot.kernelPackages = let
  linux_zen_pkg = { fetchurl, buildLinux, ... }@args:

    buildLinux (args // rec {
      version = "5.6.3-zen1";
      modDirVersion = version;

      src = fetchurl {
        url =
          "https://github.com/zen-kernel/zen-kernel/archive/v5.6.3-zen1.tar.gz";
        sha256 =
          "0z46xzyvrzvvfp43p26jsk21pyz7zjcyjq5h34aa6n4mg1has49d";
      };
      kernelPatches = [];

      extraMeta.branch = "5.6";
    } // (args.argsOverride or { }));
  linux_zen = pkgs.callPackage linux_zen_pkg { };
  in pkgs.recurseIntoAttrs (pkgs.linuxPackagesFor linux_zen);

}