diff --git a/files/bin/cpu_performance b/files/bin/cpu_performance
new file mode 100755
index 0000000..0e53dd0
--- /dev/null
+++ b/files/bin/cpu_performance
@@ -0,0 +1,12 @@
+#!/bin/sh
+
+set -eu
+case "${0%%*/}" in
+	*_performance) governor=performance;;
+	*_powersave) governor=powersave;;
+	*) exit 1;;
+esac
+
+for f in /sys/devices/system/cpu/cpu*/cpufreq/scaling_governor; do
+	sudo -- sh -c "echo $governor > '$f'"
+done
diff --git a/files/bin/cpu_powersave b/files/bin/cpu_powersave
new file mode 120000
index 0000000..84d9762
--- /dev/null
+++ b/files/bin/cpu_powersave
@@ -0,0 +1 @@
+cpu_performance
\ No newline at end of file