linux-tools/trunk/cpupower.systemd

   1 #!/bin/bash
   2 # Copyright © 2012, Sébastien Luttringer
   3 # SPDX-License-Identifier: GPL-2.0-or-later
   4
   5 declare -i fail=0
   6
   7 # parse frequency options
   8 declare -a params=()
   9 params+=(${governor:+-g $governor})
  10 params+=(${min_freq:+-d $min_freq})
  11 params+=(${max_freq:+-u $max_freq})
  12 params+=(${freq:+-f $freq})
  13
  14 # apply frequency options
  15 if ((${#params[@]} > 0)); then
  16   cpupower frequency-set "${params[@]}" >/dev/null || fail=1
  17 fi
  18
  19 # parse cpu options
  20 declare -a params=()
  21 params+=(${mc_scheduler:+-m $mc_scheduler})
  22 params+=(${smp_scheduler:+-s $smp_scheduler})
  23 params+=(${perf_bias:+-b $perf_bias})
  24
  25 # apply cpu options
  26 if ((${#params[@]} > 0)); then
  27   cpupower set "${params[@]}" >/dev/null || fail=1
  28 fi
  29
  30 exit $fail
  31
  32 # vim:set ts=2 sw=2 ft=sh et: