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#!/bin/sh
path_mc="/sys/devices/system/cpu/sched_mc_power_savings"
path_smt="/sys/devices/system/cpu/sched_smt_power_savings"
val=0
case "$1" in
true)
echo "**sched policy powersave ON"
val=1
;;
false)
echo "**sched policy powersave OFF"
val=0
;;
esac
# Based on the values (1-enable, 0-disable) for these controls,
# sched groups cpu power will be determined for different domains.
# When power savings policy is enabled and under light load conditions,
# scheduler will minimize the physical packages/cpu cores carrying the
# load and thus conserving power
if [ -w "$path_mc" ] ; then
echo $val > $path_mc
fi
if [ -w "$path_smt" ] ; then
echo $val > $path_smt
fi
exit 0
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