29 lines
772 B
Nix
29 lines
772 B
Nix
{
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config,
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lib,
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...
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}:
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with lib; let
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inherit (builtins) readFile fetchurl;
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cfg = config.security.mitigations;
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cmdline =
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''
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ibrs noibpb nopti nospectre_v2 nospectre_v1 l1tf=off nospec_store_bypass_disable no_stf_barrier mds=off tsx=on tsx_async_abort=off mitigations=off'';
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in {
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options = {
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security.mitigations.disable =
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mkOption
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{
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type = types.bool;
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default = false;
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description =
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''
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Whether to disable spectre and meltdown mitigations in the kernel. Do
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not use this in mission critical deployments, or on any machine you do
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not have physical access to.
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'';
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};
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};
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config = mkIf cfg.disable { boot.kernelParams = splitString " " cmdline; };
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}
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