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[Boot] use zstd for module compression instead of xz

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Faster and avoids using XZ in such a critical area.
This commit is contained in:
Antoine Viallon 2024-04-04 14:38:52 +02:00
parent e9d4ee4c44
commit d6340f65d1
Signed by: aviallon
GPG key ID: 186FC35EDEB25716
1 changed files with 16 additions and 0 deletions
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16
boot.nix
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@ -2,6 +2,18 @@
with lib;
let
customKernelPatches = {
zstd = {
name = "zstd";
patch = null;
extraConfig = ''
MODULE_COMPRESS_XZ n
MODULE_COMPRESS_ZSTD y
ZSWAP_COMPRESSOR_DEFAULT_ZSTD y
FW_LOADER_COMPRESS_ZSTD y
ZRAM_DEF_COMP_ZSTD y
'';
};
enableX32ABI = {
name = "enable-x32";
patch = null;
@ -262,6 +274,9 @@ in {
# Required for many features, like rootluks TPM-unlock, etc.
initrd.systemd.enable = true;
initrd.compressor = "zstd";
initrd.compressorArgs = [ "-T0" "-9" ];
kernelPackages = with myLib.debug; let
baseKernel = cfg.kernel.package;
@ -318,6 +333,7 @@ in {
++ optional (cfg.patches.amdClusterId.enable && kernelVersionOlder "6.4") customKernelPatches.amdClusterId
++ optional (cfg.patches.zenLLCIdle.enable && kernelVersionOlder "6.5") customKernelPatches.backports.zenLLCIdle
++ optional (isXanmod cfg.kernel.package && config.aviallon.optimizations.enable) (customKernelPatches.optimizeForCPUArch config.aviallon.general.cpu.arch)
++ optional config.aviallon.optimizations.enable customKernelPatches.zstd
;
loader.grub.enable = cfg.useGrub;