chore(deps): lock file maintenance

flake.lock

@@ -93,11 +93,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1723399884,
-        "narHash": "sha256-97wn0ihhGqfMb8WcUgzzkM/TuAxce2Gd20A8oiruju4=",
+        "lastModified": 1724435763,
+        "narHash": "sha256-UNky3lJNGQtUEXT2OY8gMxejakSWPTfWKvpFkpFlAfM=",
         "owner": "nix-community",
         "repo": "home-manager",
-        "rev": "086f619dd991a4d355c07837448244029fc2d9ab",
+        "rev": "c2cd2a52e02f1dfa1c88f95abeb89298d46023be",
         "type": "github"
       },
       "original": {
@@ -108,11 +108,11 @@
     },
     "impermanence": {
       "locked": {
-        "lastModified": 1719091691,
-        "narHash": "sha256-AxaLX5cBEcGtE02PeGsfscSb/fWMnyS7zMWBXQWDKbE=",
+        "lastModified": 1724489415,
+        "narHash": "sha256-ey8vhwY/6XCKoh7fyTn3aIQs7WeYSYtLbYEG87VCzX4=",
         "owner": "nix-community",
         "repo": "impermanence",
-        "rev": "23c1f06316b67cb5dabdfe2973da3785cfe9c34a",
+        "rev": "c7f5b394397398c023000cf843986ee2571a1fd7",
         "type": "github"
       },
       "original": {
@@ -124,11 +124,11 @@
     },
     "nixos-hardware": {
       "locked": {
-        "lastModified": 1723310128,
-        "narHash": "sha256-IiH8jG6PpR4h9TxSGMYh+2/gQiJW9MwehFvheSb5rPc=",
+        "lastModified": 1724878143,
+        "narHash": "sha256-UjpKo92iZ25M05kgSOw/Ti6VZwpgdlOa73zHj8OcaDk=",
         "owner": "nixos",
         "repo": "nixos-hardware",
-        "rev": "c54cf53e022b0b3c1d3b8207aa0f9b194c24f0cf",
+        "rev": "95c3dfe6ef2e96ddc1ccdd7194e3cda02ca9a8ef",
         "type": "github"
       },
       "original": {
@@ -139,11 +139,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1723688146,
-        "narHash": "sha256-sqLwJcHYeWLOeP/XoLwAtYjr01TISlkOfz+NG82pbdg=",
+        "lastModified": 1724855419,
+        "narHash": "sha256-WXHSyOF4nBX0cvHN3DfmEMcLOVdKH6tnMk9FQ8wTNRc=",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "c3d4ac725177c030b1e289015989da2ad9d56af0",
+        "rev": "ae2fc9e0e42caaf3f068c1bfdc11c71734125e06",
         "type": "github"
       },
       "original": {
@@ -155,11 +155,11 @@
     },
     "nixpkgs-unstable": {
       "locked": {
-        "lastModified": 1723637854,
-        "narHash": "sha256-med8+5DSWa2UnOqtdICndjDAEjxr5D7zaIiK4pn0Q7c=",
+        "lastModified": 1724819573,
+        "narHash": "sha256-GnR7/ibgIH1vhoy8cYdmXE6iyZqKqFxQSVkFgosBh6w=",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "c3aa7b8938b17aebd2deecf7be0636000d62a2b9",
+        "rev": "71e91c409d1e654808b2621f28a327acfdad8dc2",
         "type": "github"
       },
       "original": {

hosts/boron.cx.ts.hillion.co.uk/default.nix

@@ -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" ];