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boron: support sched_ext in kernel #313

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JakeHillion merged 1 commits from sched_ext into main 2024-08-30 19:50:46 +01:00
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19
hosts/boron.cx.ts.hillion.co.uk/default.nix
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@ -35,6 +35,25 @@
### kernels available in NixOS do not seem to support this server's very
### modern hardware.
boot.kernelPackages = pkgs.linuxPackages_6_10;
### Apply patch to enable sched_ext which isn't yet available upstream.
boot.kernelPatches = [{
name = "sched_ext";
patch = pkgs.fetchpatch {
url = "https://github.com/sched-ext/scx-kernel-releases/releases/download/v6.10.3-scx1/linux-v6.10.3-scx1.patch.zst";
hash = "sha256-c4UlXsVOHGe0gvL69K9qTMWqCR8as25qwhfNVxCXUTs=";
decode = "${pkgs.zstd}/bin/unzstd";
excludes = [ "Makefile" ];
};
extraConfig = ''
BPF y
BPF_EVENTS y
BPF_JIT y
BPF_SYSCALL y
DEBUG_INFO_BTF y
FTRACE y
SCHED_CLASS_EXT y
'';
}];
## Enable btrfs compression
fileSystems."/data".options = [ "compress=zstd" ];