diff options
Diffstat (limited to 'tools/testing/selftests/rcutorture/bin/functions.sh')
| -rw-r--r-- | tools/testing/selftests/rcutorture/bin/functions.sh | 27 |
1 files changed, 26 insertions, 1 deletions
diff --git a/tools/testing/selftests/rcutorture/bin/functions.sh b/tools/testing/selftests/rcutorture/bin/functions.sh index 1426a9b97494..07a13779eece 100644 --- a/tools/testing/selftests/rcutorture/bin/functions.sh +++ b/tools/testing/selftests/rcutorture/bin/functions.sh @@ -66,9 +66,34 @@ configfrag_boot_params () { # configfrag_boot_cpus bootparam-string config-fragment-file config-cpus # -# Decreases number of CPUs based on any maxcpus= boot parameters specified. +# Decreases number of CPUs based on any nr_cpus= boot parameters specified. configfrag_boot_cpus () { local bootargs="`configfrag_boot_params "$1" "$2"`" + local nr_cpus + if echo "${bootargs}" | grep -q 'nr_cpus=[0-9]' + then + nr_cpus="`echo "${bootargs}" | sed -e 's/^.*nr_cpus=\([0-9]*\).*$/\1/'`" + if test "$3" -gt "$nr_cpus" + then + echo $nr_cpus + else + echo $3 + fi + else + echo $3 + fi +} + +# configfrag_boot_maxcpus bootparam-string config-fragment-file config-cpus +# +# Decreases number of CPUs based on any maxcpus= boot parameters specified. +# This allows tests where additional CPUs come online later during the +# test run. However, the torture parameters will be set based on the +# number of CPUs initially present, so the scripting should schedule +# test runs based on the maxcpus= boot parameter controlling the initial +# number of CPUs instead of on the ultimate number of CPUs. +configfrag_boot_maxcpus () { + local bootargs="`configfrag_boot_params "$1" "$2"`" local maxcpus if echo "${bootargs}" | grep -q 'maxcpus=[0-9]' then |