adding exception

debian-config

@@ -85,6 +85,7 @@ do
 	# read cpu speed
 	POLICY="policy0"
 	[[ $(grep -c '^processor' /proc/cpuinfo) -gt 4 ]] && POLICY="policy4"
+	[[ ! -f /sys/devices/system/cpu/cpufreq/policy4 ]] && POLICY="policy0"
 	num=$(cat /sys/devices/system/cpu/cpufreq/$POLICY/scaling_min_freq 2> /dev/null)
         if [[ -f /etc/default/cpufrequtils && ! -z "${num##*[!0-9]*}" ]]; then
                 FREQENCIES="\n"$(LC_ALL="C" cpufreq-info | grep policy | sed "s/  current policy: //" | sed 's/.*/\u&/' | tail -1)"\n"