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Merge pull request #262574 from Atemu/installer-no-powersave-governor

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installer/nixos-generate-config: don't set powersave cpuFreqGovernor
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Atemu 2023-10-23 00:59:19 +02:00 committed by GitHub
commit e0417d79ff
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1 changed files with 0 additions and 16 deletions
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16
nixos/modules/installer/tools/nixos-generate-config.pl
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@ -102,22 +102,6 @@ sub cpuManufacturer {
return $cpuinfo =~ /^vendor_id\s*:.* $id$/m;
}
# Determine CPU governor to use
if (-e "/sys/devices/system/cpu/cpu0/cpufreq/scaling_available_governors") {
my $governors = read_file("/sys/devices/system/cpu/cpu0/cpufreq/scaling_available_governors");
# ondemand governor is not available on sandy bridge or later Intel CPUs
my @desired_governors = ("ondemand", "powersave");
my $e;
foreach $e (@desired_governors) {
if (index($governors, $e) != -1) {
last if (push @attrs, "powerManagement.cpuFreqGovernor = lib.mkDefault \"$e\";");
}
}
}
# Virtualization support?
push @kernelModules, "kvm-intel" if hasCPUFeature "vmx";
push @kernelModules, "kvm-amd" if hasCPUFeature "svm";