name : ver_functions.sh #!/bin/bash # SPDX-License-Identifier: GPL-2.0+ # # Kernel-version-dependent shell functions for the rest of the scripts. # # Copyright (C) IBM Corporation, 2013 # # Authors: Paul E. McKenney <paulmck@linux.ibm.com> # rcutorture_param_n_barrier_cbs bootparam-string # # Adds n_barrier_cbs rcutorture module parameter if not already specified. rcutorture_param_n_barrier_cbs () { if echo $1 | grep -q "rcutorture\.n_barrier_cbs" then : else echo rcutorture.n_barrier_cbs=4 fi } # rcutorture_param_onoff bootparam-string config-file # # Adds onoff rcutorture module parameters to kernels having it. rcutorture_param_onoff () { if ! bootparam_hotplug_cpu "$1" && configfrag_hotplug_cpu "$2" then echo CPU-hotplug kernel, adding rcutorture onoff. 1>&2 echo rcutorture.onoff_interval=1000 rcutorture.onoff_holdoff=30 fi } # rcutorture_param_stat_interval bootparam-string # # Adds stat_interval rcutorture module parameter if not already specified. rcutorture_param_stat_interval () { if echo $1 | grep -q "rcutorture\.stat_interval" then : else echo rcutorture.stat_interval=15 fi } # per_version_boot_params bootparam-string config-file seconds # # Adds per-version torture-module parameters to kernels supporting them. per_version_boot_params () { echo `rcutorture_param_onoff "$1" "$2"` \ `rcutorture_param_n_barrier_cbs "$1"` \ `rcutorture_param_stat_interval "$1"` \ rcutorture.shutdown_secs=$3 \ rcutorture.test_no_idle_hz=1 \ rcutorture.verbose=1 \ $1 }