locktorture: Add vestigial locktorture configuration

This commit adds a trivial set of configuration files for lock
torturing.

Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Reviewed-by: Josh Triplett <josh@joshtriplett.org>

diff --git a/tools/testing/selftests/rcutorture/bin/kvm.sh b/tools/testing/selftests/rcutorture/bin/kvm.sh
index c24092ce981ce19c1f65bcb316f560932bcf0fee..8d3a6e91681133d837e57c69c1deaa5421f5b7f7 100644 (file)
--- a/tools/testing/selftests/rcutorture/bin/kvm.sh
+++ b/tools/testing/selftests/rcutorture/bin/kvm.sh
@@ -159,7 +159,7 @@ do
                shift
                ;;
        --torture)
-               checkarg --torture "(suite name)" "$#" "$2" '^rcu$' '^--'
+               checkarg --torture "(suite name)" "$#" "$2" '^\(lock\|rcu\)$' '^--'
                TORTURE_SUITE=$2
                shift
                ;;

diff --git a/tools/testing/selftests/rcutorture/configs/lock/BUSTED b/tools/testing/selftests/rcutorture/configs/lock/BUSTED
new file mode 100644 (file)
index 0000000..1d1da14
--- /dev/null
+++ b/tools/testing/selftests/rcutorture/configs/lock/BUSTED
@@ -0,0 +1,6 @@
+CONFIG_SMP=y
+CONFIG_NR_CPUS=4
+CONFIG_HOTPLUG_CPU=y
+CONFIG_PREEMPT_NONE=n
+CONFIG_PREEMPT_VOLUNTARY=n
+CONFIG_PREEMPT=y

diff --git a/tools/testing/selftests/rcutorture/configs/lock/BUSTED.boot b/tools/testing/selftests/rcutorture/configs/lock/BUSTED.boot
new file mode 100644 (file)
index 0000000..6386c15
--- /dev/null
+++ b/tools/testing/selftests/rcutorture/configs/lock/BUSTED.boot
@@ -0,0 +1 @@
+locktorture.torture_type=lock_busted

diff --git a/tools/testing/selftests/rcutorture/configs/lock/CFLIST b/tools/testing/selftests/rcutorture/configs/lock/CFLIST
new file mode 100644 (file)
index 0000000..a061b22
--- /dev/null
+++ b/tools/testing/selftests/rcutorture/configs/lock/CFLIST
@@ -0,0 +1 @@
+LOCK01

diff --git a/tools/testing/selftests/rcutorture/configs/lock/CFcommon b/tools/testing/selftests/rcutorture/configs/lock/CFcommon
new file mode 100644 (file)
index 0000000..e372dc2
--- /dev/null
+++ b/tools/testing/selftests/rcutorture/configs/lock/CFcommon
@@ -0,0 +1,2 @@
+CONFIG_LOCK_TORTURE_TEST=y
+CONFIG_PRINTK_TIME=y

diff --git a/tools/testing/selftests/rcutorture/configs/lock/LOCK01 b/tools/testing/selftests/rcutorture/configs/lock/LOCK01
new file mode 100644 (file)
index 0000000..a9625e3
--- /dev/null
+++ b/tools/testing/selftests/rcutorture/configs/lock/LOCK01
@@ -0,0 +1,6 @@
+CONFIG_SMP=y
+CONFIG_NR_CPUS=8
+CONFIG_HOTPLUG_CPU=y
+CONFIG_PREEMPT_NONE=n
+CONFIG_PREEMPT_VOLUNTARY=n
+CONFIG_PREEMPT=y

diff --git a/tools/testing/selftests/rcutorture/configs/lock/ver_functions.sh b/tools/testing/selftests/rcutorture/configs/lock/ver_functions.sh
new file mode 100644 (file)
index 0000000..9746ea1
--- /dev/null
+++ b/tools/testing/selftests/rcutorture/configs/lock/ver_functions.sh
@@ -0,0 +1,43 @@
+#!/bin/bash
+#
+# Kernel-version-dependent shell functions for the rest of the scripts.
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, you can access it online at
+# http://www.gnu.org/licenses/gpl-2.0.html.
+#
+# Copyright (C) IBM Corporation, 2014
+#
+# Authors: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
+
+# locktorture_param_onoff bootparam-string config-file
+#
+# Adds onoff locktorture module parameters to kernels having it.
+locktorture_param_onoff () {
+       if ! bootparam_hotplug_cpu "$1" && configfrag_hotplug_cpu "$2"
+       then
+               echo CPU-hotplug kernel, adding locktorture onoff. 1>&2
+               echo locktorture.onoff_interval=3 locktorture.onoff_holdoff=30
+       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 `locktorture_param_onoff "$1" "$2"` \
+               locktorture.stat_interval=15 \
+               locktorture.shutdown_secs=$3 \
+               locktorture.locktorture_runnable=1 \
+               locktorture.verbose=1
+}