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-rw-r--r--tools/testing/selftests/rcutorture/configs/rcu/ver_functions.sh16
1 files changed, 14 insertions, 2 deletions
diff --git a/tools/testing/selftests/rcutorture/configs/rcu/ver_functions.sh b/tools/testing/selftests/rcutorture/configs/rcu/ver_functions.sh
index effa415f9b92..e2bc99c785e7 100644
--- a/tools/testing/selftests/rcutorture/configs/rcu/ver_functions.sh
+++ b/tools/testing/selftests/rcutorture/configs/rcu/ver_functions.sh
@@ -9,7 +9,7 @@
# rcutorture_param_n_barrier_cbs bootparam-string
#
-# Adds n_barrier_cbs rcutorture module parameter to kernels having it.
+# 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
@@ -30,13 +30,25 @@ rcutorture_param_onoff () {
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 $1 `rcutorture_param_onoff "$1" "$2"` \
`rcutorture_param_n_barrier_cbs "$1"` \
- rcutorture.stat_interval=15 \
+ `rcutorture_param_stat_interval "$1"` \
rcutorture.shutdown_secs=$3 \
rcutorture.test_no_idle_hz=1 \
rcutorture.verbose=1