{ lib, config, ... }: with lib; let cfg = config.voidconf.kernelTweaks; in { options.voidconf.kernelTweaks = { enable = mkEnableOption "Enables kernel tweaks"; }; config = mkIf cfg.enable { boot = { kernelModules = [ "tcp_bbr" ]; kernel.sysctl = { "net.ipv4.tcp_congestion_control" = "bbr"; "net.core.default_qdisc" = "fq"; }; }; }; }