93 lines
3.2 KiB
Nix
93 lines
3.2 KiB
Nix
{ pkgs, lib, ... }:
|
|
|
|
let
|
|
#fcs-devel = pkgs.linuxPackages_custom {
|
|
# version = "6.2.8";
|
|
# src = /mnt/data/kernel/fcs/kernel/src;
|
|
# configfile = /mnt/data/kernel/fcs/kernel/configs/defconfig;
|
|
#};
|
|
|
|
#fcsv1 = fcs-kernel "bc11660676d3d68ce2459b9fb5d5e654e3f413be" false;
|
|
#fcsv2 = fcs-kernel "db0f2eca0cd57a58bf456d7d2c7d5d8fdb25dfb1" false;
|
|
#fcsv1-lockdep = fcs-kernel "bc11660676d3d68ce2459b9fb5d5e654e3f413be" true;
|
|
#fcsv2-lockdep = fcs-kernel "db0f2eca0cd57a58bf456d7d2c7d5d8fdb25dfb1" true;
|
|
#fcs-kernel = gitCommit: lockdep: pkgs.linuxPackages_custom {
|
|
# version = "6.2.8";
|
|
# src = builtins.fetchGit {
|
|
# url = "git@bscpm03.bsc.es:ompss-kernel/linux.git";
|
|
# rev = gitCommit;
|
|
# ref = "fcs";
|
|
# };
|
|
# configfile = if lockdep then ./configs/lockdep else ./configs/defconfig;
|
|
#};
|
|
|
|
kernel = nixos-fcsv3;
|
|
|
|
nixos-fcs-kernel = {gitCommit, lockStat ? false, preempt ? false, branch ? "fcs"}: pkgs.linuxPackagesFor (pkgs.buildLinux rec {
|
|
version = "6.2.8";
|
|
src = builtins.fetchGit {
|
|
url = "git@bscpm03.bsc.es:ompss-kernel/linux.git";
|
|
rev = gitCommit;
|
|
ref = branch;
|
|
};
|
|
structuredExtraConfig = with lib.kernel; {
|
|
# add general custom kernel options here
|
|
} // lib.optionalAttrs lockStat {
|
|
LOCK_STAT = yes;
|
|
} // lib.optionalAttrs preempt {
|
|
PREEMPT = lib.mkForce yes;
|
|
PREEMPT_VOLUNTARY = lib.mkForce no;
|
|
};
|
|
kernelPatches = [];
|
|
extraMeta.branch = lib.versions.majorMinor version;
|
|
});
|
|
|
|
nixos-fcsv1 = nixos-fcs-kernel {gitCommit = "bc11660676d3d68ce2459b9fb5d5e654e3f413be";};
|
|
nixos-fcsv2 = nixos-fcs-kernel {gitCommit = "db0f2eca0cd57a58bf456d7d2c7d5d8fdb25dfb1";};
|
|
nixos-fcsv3 = nixos-fcs-kernel {gitCommit = "6c17394890704c3345ac1a521bb547164b36b154";};
|
|
|
|
# always use fcs_sched_setaffinity
|
|
#nixos-debug = nixos-fcs-kernel {gitCommit = "7d0bf285fca92badc8df3c9907a9ab30db4418aa";};
|
|
# remove need_check_cgroup
|
|
#nixos-debug = nixos-fcs-kernel {gitCommit = "4cc4efaab5e4a0bfa3089e935215b981c1922919";};
|
|
# merge again fcs_wake and fcs_wait
|
|
#nixos-debug = nixos-fcs-kernel {gitCommit = "40c6f72f4ae54b0b636b193ac0648fb5730c810d";};
|
|
# start from scratch, this is the working version with split fcs_wake and fcs_wait
|
|
nixos-debug = nixos-fcs-kernel {gitCommit = "c9a39d6a4ca83845b4e71fcc268fb0a76aff1bdf"; branch = "fcs-test"; };
|
|
|
|
nixos-fcsv1-lockstat = nixos-fcs-kernel {
|
|
gitCommit = "bc11660676d3d68ce2459b9fb5d5e654e3f413be";
|
|
lockStat = true;
|
|
};
|
|
nixos-fcsv2-lockstat = nixos-fcs-kernel {
|
|
gitCommit = "db0f2eca0cd57a58bf456d7d2c7d5d8fdb25dfb1";
|
|
lockStat = true;
|
|
};
|
|
nixos-fcsv3-lockstat = nixos-fcs-kernel {
|
|
gitCommit = "6c17394890704c3345ac1a521bb547164b36b154";
|
|
lockStat = true;
|
|
};
|
|
nixos-fcsv3-lockstat-preempt = nixos-fcs-kernel {
|
|
gitCommit = "6c17394890704c3345ac1a521bb547164b36b154";
|
|
lockStat = true;
|
|
preempt = true;
|
|
};
|
|
latest = pkgs.linuxPackages_latest;
|
|
|
|
in {
|
|
imports = [
|
|
./lttng.nix
|
|
./perf.nix
|
|
];
|
|
boot.kernelPackages = lib.mkForce kernel;
|
|
|
|
# disable all cpu mitigations
|
|
boot.kernelParams = [
|
|
"mitigations=off"
|
|
];
|
|
|
|
# enable memory overcommit, needed to build a taglibc system using nix after
|
|
# increasing the openblas memory footprint
|
|
boot.kernel.sysctl."vm.overcommit_memory" = 1;
|
|
}
|