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25 lines
642 B
Nix
25 lines
642 B
Nix
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inputs:
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{
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options.nixos.system.sysctl = let inherit (inputs.lib) mkOption types; in
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{
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laptop-mode = mkOption { type = types.nullOr types.int; default = null; };
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};
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config =
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let
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inherit (inputs.lib) mkIf mkMerge;
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inherit (inputs.config.nixos.system) sysctl;
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in mkMerge
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[
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{
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boot.kernel.sysctl =
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{
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"vm.oom_kill_allocating_task" = true;
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"vm.oom_dump_tasks" = false;
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"vm.overcommit_memory" = 1;
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"kernel.sysrq" = 438;
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};
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}
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(mkIf (sysctl.laptop-mode != null) { boot.kernel.sysctl."vm.laptop_mode" = sysctl.laptop-mode; })
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];
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}
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