#!/bin/sh
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set -eu
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case "${0%%*/}" in
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*_performance) governor=performance;;
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*_powersave) governor=powersave;;
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*) exit 1;;
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esac
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for f in /sys/devices/system/cpu/cpu*/cpufreq/scaling_governor; do
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sudo -- sh -c "echo $governor > '$f'"
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done
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