[LTP] [PATCH V2 1/9] tracing: reorganize ftrace-stress tests to general tests

Chunyu Hu
2016-04-18T08:04:08Z

From: Li Wang <liwang@redhat.com>

Changs:
- renamed: ftrace_stress_test/ --> ftrace_test/
- extracted: ftrace_stress_test.sh --> ftrace_lib.sh
- modified: ftrace_stress_test.sh

Signed-off-by: Li Wang <liwang@redhat.com>
---
.../kernel/tracing/ftrace_stress_test/Makefile | 7 -
.../ftrace_stress/ftrace_buffer_size.sh | 45 ----
.../ftrace_stress/ftrace_current_tracer.sh | 34 ---
.../ftrace_stress/ftrace_ftrace_enabled.sh | 39 ----
.../ftrace_stress/ftrace_profile_enabled.sh | 50 -----
.../ftrace_stress/ftrace_set_event.sh | 44 ----
.../ftrace_stress/ftrace_set_ftrace_pid.sh | 49 -----
.../ftrace_stress/ftrace_stack_max_size.sh | 39 ----
.../ftrace_stress/ftrace_stack_trace.sh | 46 ----
.../ftrace_stress/ftrace_trace.sh | 27 ---
.../ftrace_stress/ftrace_trace_clock.sh | 46 ----
.../ftrace_stress/ftrace_trace_options.sh | 42 ----
.../ftrace_stress/ftrace_trace_pipe.sh | 52 -----
.../ftrace_stress/ftrace_trace_stat.sh | 45 ----
.../ftrace_stress/ftrace_tracing_enabled.sh | 39 ----
.../ftrace_stress/ftrace_tracing_max_latency.sh | 38 ----
.../ftrace_stress/ftrace_tracing_on.sh | 39 ----
.../ftrace_stress_test/ftrace_stress_test.sh | 243 ---------------------
testcases/kernel/tracing/ftrace_test/Makefile | 7 +
testcases/kernel/tracing/ftrace_test/ftrace_lib.sh | 156 +++++++++++++
.../ftrace_stress/ftrace_buffer_size.sh | 45 ++++
.../ftrace_stress/ftrace_current_tracer.sh | 34 +++
.../ftrace_stress/ftrace_ftrace_enabled.sh | 39 ++++
.../ftrace_stress/ftrace_profile_enabled.sh | 50 +++++
.../ftrace_test/ftrace_stress/ftrace_set_event.sh | 44 ++++
.../ftrace_stress/ftrace_set_ftrace_pid.sh | 49 +++++
.../ftrace_stress/ftrace_stack_max_size.sh | 39 ++++
.../ftrace_stress/ftrace_stack_trace.sh | 46 ++++
.../ftrace_test/ftrace_stress/ftrace_trace.sh | 27 +++
.../ftrace_stress/ftrace_trace_clock.sh | 46 ++++
.../ftrace_stress/ftrace_trace_options.sh | 42 ++++
.../ftrace_test/ftrace_stress/ftrace_trace_pipe.sh | 52 +++++
.../ftrace_test/ftrace_stress/ftrace_trace_stat.sh | 45 ++++
.../ftrace_stress/ftrace_tracing_enabled.sh | 39 ++++
.../ftrace_stress/ftrace_tracing_max_latency.sh | 38 ++++
.../ftrace_test/ftrace_stress/ftrace_tracing_on.sh | 39 ++++
.../tracing/ftrace_test/ftrace_stress_test.sh | 123 +++++++++++
37 files changed, 960 insertions(+), 924 deletions(-)
delete mode 100644 testcases/kernel/tracing/ftrace_stress_test/Makefile
delete mode 100755 testcases/kernel/tracing/ftrace_stress_test/ftrace_stress/ftrace_buffer_size.sh
delete mode 100755 testcases/kernel/tracing/ftrace_stress_test/ftrace_stress/ftrace_current_tracer.sh
delete mode 100755 testcases/kernel/tracing/ftrace_stress_test/ftrace_stress/ftrace_ftrace_enabled.sh
delete mode 100755 testcases/kernel/tracing/ftrace_stress_test/ftrace_stress/ftrace_profile_enabled.sh
delete mode 100755 testcases/kernel/tracing/ftrace_stress_test/ftrace_stress/ftrace_set_event.sh
delete mode 100755 testcases/kernel/tracing/ftrace_stress_test/ftrace_stress/ftrace_set_ftrace_pid.sh
delete mode 100755 testcases/kernel/tracing/ftrace_stress_test/ftrace_stress/ftrace_stack_max_size.sh
delete mode 100755 testcases/kernel/tracing/ftrace_stress_test/ftrace_stress/ftrace_stack_trace.sh
delete mode 100755 testcases/kernel/tracing/ftrace_stress_test/ftrace_stress/ftrace_trace.sh
delete mode 100755 testcases/kernel/tracing/ftrace_stress_test/ftrace_stress/ftrace_trace_clock.sh
delete mode 100755 testcases/kernel/tracing/ftrace_stress_test/ftrace_stress/ftrace_trace_options.sh
delete mode 100755 testcases/kernel/tracing/ftrace_stress_test/ftrace_stress/ftrace_trace_pipe.sh
delete mode 100755 testcases/kernel/tracing/ftrace_stress_test/ftrace_stress/ftrace_trace_stat.sh
delete mode 100755 testcases/kernel/tracing/ftrace_stress_test/ftrace_stress/ftrace_tracing_enabled.sh
delete mode 100755 testcases/kernel/tracing/ftrace_stress_test/ftrace_stress/ftrace_tracing_max_latency.sh
delete mode 100755 testcases/kernel/tracing/ftrace_stress_test/ftrace_stress/ftrace_tracing_on.sh
delete mode 100755 testcases/kernel/tracing/ftrace_stress_test/ftrace_stress_test.sh
create mode 100644 testcases/kernel/tracing/ftrace_test/Makefile
create mode 100755 testcases/kernel/tracing/ftrace_test/ftrace_lib.sh
create mode 100755 testcases/kernel/tracing/ftrace_test/ftrace_stress/ftrace_buffer_size.sh
create mode 100755 testcases/kernel/tracing/ftrace_test/ftrace_stress/ftrace_current_tracer.sh
create mode 100755 testcases/kernel/tracing/ftrace_test/ftrace_stress/ftrace_ftrace_enabled.sh
create mode 100755 testcases/kernel/tracing/ftrace_test/ftrace_stress/ftrace_profile_enabled.sh
create mode 100755 testcases/kernel/tracing/ftrace_test/ftrace_stress/ftrace_set_event.sh
create mode 100755 testcases/kernel/tracing/ftrace_test/ftrace_stress/ftrace_set_ftrace_pid.sh
create mode 100755 testcases/kernel/tracing/ftrace_test/ftrace_stress/ftrace_stack_max_size.sh
create mode 100755 testcases/kernel/tracing/ftrace_test/ftrace_stress/ftrace_stack_trace.sh
create mode 100755 testcases/kernel/tracing/ftrace_test/ftrace_stress/ftrace_trace.sh
create mode 100755 testcases/kernel/tracing/ftrace_test/ftrace_stress/ftrace_trace_clock.sh
create mode 100755 testcases/kernel/tracing/ftrace_test/ftrace_stress/ftrace_trace_options.sh
create mode 100755 testcases/kernel/tracing/ftrace_test/ftrace_stress/ftrace_trace_pipe.sh
create mode 100755 testcases/kernel/tracing/ftrace_test/ftrace_stress/ftrace_trace_stat.sh
create mode 100755 testcases/kernel/tracing/ftrace_test/ftrace_stress/ftrace_tracing_enabled.sh
create mode 100755 testcases/kernel/tracing/ftrace_test/ftrace_stress/ftrace_tracing_max_latency.sh
create mode 100755 testcases/kernel/tracing/ftrace_test/ftrace_stress/ftrace_tracing_on.sh
create mode 100755 testcases/kernel/tracing/ftrace_test/ftrace_stress_test.sh

diff --git a/testcases/kernel/tracing/ftrace_stress_test/Makefile b/testcases/kernel/tracing/ftrace_stress_test/Makefile
deleted file mode 100644
index e4a913a..0000000
--- a/testcases/kernel/tracing/ftrace_stress_test/Makefile
+++ /dev/null
@@ -1,7 +0,0 @@
-top_srcdir ?= ../../../..
-
-include $(top_srcdir)/include/mk/testcases.mk
-
-INSTALL_TARGETS := *.sh ftrace_stress/*
-
-include $(top_srcdir)/include/mk/generic_leaf_target.mk
diff --git a/testcases/kernel/tracing/ftrace_stress_test/ftrace_stress/ftrace_buffer_size.sh b/testcases/kernel/tracing/ftrace_stress_test/ftrace_stress/ftrace_buffer_size.sh
deleted file mode 100755
index bd7dcc4..0000000
--- a/testcases/kernel/tracing/ftrace_stress_test/ftrace_stress/ftrace_buffer_size.sh
+++ /dev/null
@@ -1,45 +0,0 @@
-#! /bin/sh
-
-###############################################################################
-# #
-# Copyright (c) 2010 FUJITSU LIMITED #
-# #
-# 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. #
-# #
-# Author: Li Zefan <lizf@cn.fujitsu.com> #
-# #
-###############################################################################
-
-LOOP=200
-
-# Use up to 10% of free memory
-free_mem=`cat /proc/meminfo | grep '^MemFree' | awk '{ print $2 }'`
-cpus=`tst_ncpus`
-
-step=$(( $free_mem / 10 / $LOOP / $cpus ))
-
-if [ $step -eq 0 ]; then
- step=1
- LOOP=50
-fi
-
-for ((; ;))
-{
- new_size=1
- for ((i = 0; i < $LOOP; i++))
- {
- echo $new_size > "$TRACING_PATH"/buffer_size_kb
- new_size=$(( $new_size + $step ))
- }
-
- for ((i = 0; i < $LOOP; i++))
- {
- new_size=$(( $new_size - $step ))
- echo $new_size > "$TRACING_PATH"/buffer_size_kb
- }
-
- sleep 1
-}
diff --git a/testcases/kernel/tracing/ftrace_stress_test/ftrace_stress/ftrace_current_tracer.sh b/testcases/kernel/tracing/ftrace_stress_test/ftrace_stress/ftrace_current_tracer.sh
deleted file mode 100755
index 88d576f..0000000
--- a/testcases/kernel/tracing/ftrace_stress_test/ftrace_stress/ftrace_current_tracer.sh
+++ /dev/null
@@ -1,34 +0,0 @@
-#! /bin/sh
-
-###############################################################################
-# #
-# Copyright (c) 2010 FUJITSU LIMITED #
-# #
-# 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. #
-# #
-# Author: Li Zefan <lizf@cn.fujitsu.com> #
-# #
-###############################################################################
-
-LOOP=200
-
-for ((; ;))
-{
- for ((i = 0; i < $LOOP; i++))
- {
- for tracer in `cat "$TRACING_PATH"/available_tracers`
- do
- if [ "$tracer" = mmiotrace ]; then
- continue
- fi
-
- echo $tracer > "$TRACING_PATH"/current_tracer 2> /dev/null
- done
- }
-
- sleep 1
-}
-
diff --git a/testcases/kernel/tracing/ftrace_stress_test/ftrace_stress/ftrace_ftrace_enabled.sh b/testcases/kernel/tracing/ftrace_stress_test/ftrace_stress/ftrace_ftrace_enabled.sh
deleted file mode 100755
index 20bb234..0000000
--- a/testcases/kernel/tracing/ftrace_stress_test/ftrace_stress/ftrace_ftrace_enabled.sh
+++ /dev/null
@@ -1,39 +0,0 @@
-#! /bin/sh
-
-###############################################################################
-# #
-# Copyright (c) 2010 FUJITSU LIMITED #
-# #
-# 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. #
-# #
-# Author: Li Zefan <lizf@cn.fujitsu.com> #
-# #
-###############################################################################
-
-MAX_LOOP=1500
-count=0
-
-for ((; ;))
-{
- count=$(( $count + 1 ))
-
- for ((i = 0; i < $MAX_LOOP; i++))
- {
- echo 0 > /proc/sys/kernel/ftrace_enabled
- echo 1 > /proc/sys/kernel/ftrace_enabled
- }
-
- enable=$(( $count % 3 ))
-
- if [ $enable -eq 0 ]; then
- echo 1 > /proc/sys/kernel/ftrace_enabled
- else
- echo 0 > /proc/sys/kernel/ftrace_enabled
- fi
-
- sleep 1
-}
-
diff --git a/testcases/kernel/tracing/ftrace_stress_test/ftrace_stress/ftrace_profile_enabled.sh b/testcases/kernel/tracing/ftrace_stress_test/ftrace_stress/ftrace_profile_enabled.sh
deleted file mode 100755
index 9c6162a..0000000
--- a/testcases/kernel/tracing/ftrace_stress_test/ftrace_stress/ftrace_profile_enabled.sh
+++ /dev/null
@@ -1,50 +0,0 @@
-#! /bin/sh
-
-###############################################################################
-# #
-# Copyright (c) 2010 FUJITSU LIMITED #
-# #
-# This program is free software; you can redistribute it and/or modify it #
-# under the terms of the GNU General Public License as published by the Free #
-# Software Foundation; either version 2 of the License, or (at your option) #
-# any later version. #
-# #
-# Author: Li Zefan <lizf@cn.fujitsu.com> #
-# #
-###############################################################################
-
-MAX_LOOP=1500
-count=0
-
-if [ ! -e "$TRACING_PATH"/function_profile_enabled ]; then
- should_skip=1
-else
- should_skip=0
-fi
-
-for ((; ;))
-{
- if [ $should_skip -eq 1 ]; then
- sleep 2
- continue
- fi
-
- count=$(( $count + 1 ))
-
- for ((i = 0; i < $MAX_LOOP; i++))
- {
- echo 0 > "$TRACING_PATH"/function_profile_enabled 2> /dev/null
- echo 1 > "$TRACING_PATH"/function_profile_enabled 2> /dev/null
- }
-
- enable=$(( $count % 3 ))
-
- if [ $enable -eq 0 ]; then
- echo 1 > "$TRACING_PATH"/function_profile_enabled 2> /dev/null
- else
- echo 0 > "$TRACING_PATH"/function_profile_enabled 2> /dev/null
- fi
-
- sleep 1
-}
-
diff --git a/testcases/kernel/tracing/ftrace_stress_test/ftrace_stress/ftrace_set_event.sh b/testcases/kernel/tracing/ftrace_stress_test/ftrace_stress/ftrace_set_event.sh
deleted file mode 100755
index d7efdd4..0000000
--- a/testcases/kernel/tracing/ftrace_stress_test/ftrace_stress/ftrace_set_event.sh
+++ /dev/null
@@ -1,44 +0,0 @@
-#! /bin/sh
-
-###############################################################################
-# #
-# Copyright (c) 2010 FUJITSU LIMITED #
-# #
-# This program is free software; you can redistribute it and/or modify it #
-# under the terms of the GNU General Public License as published by the Free #
-# Software Foundation; either version 2 of the License, or (at your option) #
-# any later version. #
-# #
-# Author: Li Zefan <lizf@cn.fujitsu.com> #
-# #
-###############################################################################
-
-for ((; ;))
-{
- for ((i = 0; i < 100; i++))
- {
- echo 1 > "$TRACING_PATH"/events/enable
- echo 0 > "$TRACING_PATH"/events/enable
- }
-
- for dir in `ls $TRACING_PATH/events/`
- do
- if [ ! -d $dir -o "$dir" = ftrace ]; then
- continue;
- fi
-
- for ((i = 0; i < 20; i++))
- {
- echo 1 > "$TRACING_PATH"/events/$dir/enable
- echo 0 > "$TRACING_PATH"/events/$dir/enable
- }
- done
-
- for event in `cat $TRACING_PATH/available_events`;
- do
- echo $event >> "$TRACING_PATH"/set_event
- done
-
- sleep 1
-}
-
diff --git a/testcases/kernel/tracing/ftrace_stress_test/ftrace_stress/ftrace_set_ftrace_pid.sh b/testcases/kernel/tracing/ftrace_stress_test/ftrace_stress/ftrace_set_ftrace_pid.sh
deleted file mode 100755
index 7bc76d9..0000000
--- a/testcases/kernel/tracing/ftrace_stress_test/ftrace_stress/ftrace_set_ftrace_pid.sh
+++ /dev/null
@@ -1,49 +0,0 @@
-#! /bin/sh
-
-###############################################################################
-# #
-# Copyright (c) 2010 FUJITSU LIMITED #
-# #
-# 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. #
-# #
-# Author: Li Zefan <lizf@cn.fujitsu.com> #
-# #
-###############################################################################
-
-LOOP=300
-
-if [ ! -e "$TRACING_PATH"/set_ftrace_pid ]; then
- should_skip=1
-else
- should_skip=0
-fi
-
-for ((; ; ))
-{
- if [ $should_skip -eq 1 ]; then
- sleep 2
- continue
- fi
-
- for ((j = 0; j < $LOOP; j++))
- {
- for ((k = 1; k <= NR_PIDS; k++))
- {
- str="\$pid$k"
- eval echo $str >> "$TRACING_PATH"/set_ftrace_pid
- }
-
- if ! echo > "$TRACING_PATH"/set_ftrace_pid >/dev/null 2>&1; then
- if ! echo -1 > "$TRACING_PATH"/set_ftrace_pid >/dev/null 2>&1; then
- tst_resm TBROK "Cannot disable set_ftrace_pid!"
- exit 1
- fi
- fi
- }
-
- sleep 1
-}
-
diff --git a/testcases/kernel/tracing/ftrace_stress_test/ftrace_stress/ftrace_stack_max_size.sh b/testcases/kernel/tracing/ftrace_stress_test/ftrace_stress/ftrace_stack_max_size.sh
deleted file mode 100755
index 682d05e..0000000
--- a/testcases/kernel/tracing/ftrace_stress_test/ftrace_stress/ftrace_stack_max_size.sh
+++ /dev/null
@@ -1,39 +0,0 @@
-#! /bin/sh
-
-###############################################################################
-# #
-# Copyright (c) 2010 FUJITSU LIMITED #
-# #
-# 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. #
-# #
-# Author: Li Zefan <lizf@cn.fujitsu.com> #
-# #
-###############################################################################
-
-MAX_STACK_SIZE=8192
-
-if [ ! -e /proc/sys/kernel/stack_tracer_enabled ]; then
- should_skip=1
-else
- should_skip=0
-fi
-
-for ((; ;))
-{
- if [ $should_skip -eq 1 ]; then
- sleep 2
- continue
- fi
-
- for ((i = 0; i < $MAX_STACK_SIZE; i += 70))
- {
- echo $i > "$TRACING_PATH"/stack_max_size
- cat "$TRACING_PATH"/stack_max_size > /dev/null
- }
-
- sleep 1
-}
-
diff --git a/testcases/kernel/tracing/ftrace_stress_test/ftrace_stress/ftrace_stack_trace.sh b/testcases/kernel/tracing/ftrace_stress_test/ftrace_stress/ftrace_stack_trace.sh
deleted file mode 100755
index a406c51..0000000
--- a/testcases/kernel/tracing/ftrace_stress_test/ftrace_stress/ftrace_stack_trace.sh
+++ /dev/null
@@ -1,46 +0,0 @@
-#! /bin/sh
-
-###############################################################################
-# #
-# Copyright (c) 2010 FUJITSU LIMITED #
-# #
-# 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. #
-# #
-# Author: Li Zefan <lizf@cn.fujitsu.com> #
-# #
-###############################################################################
-
-LOOP=400
-
-if [ ! -e /proc/sys/kernel/stack_tracer_enabled ]; then
- should_skip=1
-else
- should_skip=0
-fi
-
-for ((; ;))
-{
- if [ $should_skip -eq 1 ]; then
- sleep 2
- continue
- fi
-
- for ((i = 0; i < $LOOP; i++))
- {
- cat "$TRACING_PATH"/stack_trace > /dev/null
- }
-
- sleep 1
-
- for ((i = 0; i < $LOOP; i++))
- {
- echo 0 > /proc/sys/kernel/stack_tracer_enabled
- echo 1 > /proc/sys/kernel/stack_tracer_enabled
- }
-
- sleep 1
-}
-
diff --git a/testcases/kernel/tracing/ftrace_stress_test/ftrace_stress/ftrace_trace.sh b/testcases/kernel/tracing/ftrace_stress_test/ftrace_stress/ftrace_trace.sh
deleted file mode 100755
index e36712b..0000000
--- a/testcases/kernel/tracing/ftrace_stress_test/ftrace_stress/ftrace_trace.sh
+++ /dev/null
@@ -1,27 +0,0 @@
-#! /bin/sh
-
-###############################################################################
-# #
-# Copyright (c) 2010 FUJITSU LIMITED #
-# #
-# 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. #
-# #
-# Author: Li Zefan <lizf@cn.fujitsu.com> #
-# #
-###############################################################################
-
-LOOP=200
-
-for ((; ;))
-{
- for ((i = 0; i < $LOOP; i++))
- {
- cat "$TRACING_PATH"/trace > /dev/null
- }
-
- sleep 1
-}
-
diff --git a/testcases/kernel/tracing/ftrace_stress_test/ftrace_stress/ftrace_trace_clock.sh b/testcases/kernel/tracing/ftrace_stress_test/ftrace_stress/ftrace_trace_clock.sh
deleted file mode 100755
index de6bbea..0000000
--- a/testcases/kernel/tracing/ftrace_stress_test/ftrace_stress/ftrace_trace_clock.sh
+++ /dev/null
@@ -1,46 +0,0 @@
-#! /bin/sh
-
-###############################################################################
-# #
-# Copyright (c) 2010 FUJITSU LIMITED #
-# #
-# 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. #
-# #
-# Author: Li Zefan <lizf@cn.fujitsu.com> #
-# #
-###############################################################################
-
-LOOP=400
-
-# In kernel which is older than 2.6.32, we set global clock
-# via trace_options.
-tst_kvercmp 2 6 32
-if [ $? -eq 0 ]; then
- old_kernel=1
-else
- old_kernel=0
-fi
-
-for ((; ;))
-{
- if [ $old_kernel -eq 1 ];
- then
- for ((i = 0; i < $LOOP; i++))
- {
- echo 1 > "$TRACING_PATH"/options/global-clock
- echo 0 > "$TRACING_PATH"/options/global-clock
- }
- else
- for ((i = 0; i < $LOOP; i++))
- {
- echo local > "$TRACING_PATH"/trace_clock
- echo global > "$TRACING_PATH"/trace_clock
- }
- fi
-
- sleep 1
-}
-
diff --git a/testcases/kernel/tracing/ftrace_stress_test/ftrace_stress/ftrace_trace_options.sh b/testcases/kernel/tracing/ftrace_stress_test/ftrace_stress/ftrace_trace_options.sh
deleted file mode 100755
index 47d2a62..0000000
--- a/testcases/kernel/tracing/ftrace_stress_test/ftrace_stress/ftrace_trace_options.sh
+++ /dev/null
@@ -1,42 +0,0 @@
-#! /bin/sh
-
-###############################################################################
-# #
-# Copyright (c) 2010 FUJITSU LIMITED #
-# #
-# 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. #
-# #
-# Author: Li Zefan <lizf@cn.fujitsu.com> #
-# #
-###############################################################################
-
-LOOP=200
-
-trace_options=(print-parent sym-offset sym-addr verbose raw hex bin block trace_printk ftrace_preempt branch annotate userstacktrace sym-userobj printk-msg-only context-info latency-format sleep-time graph-time)
-
-NR_TRACE_OPTIONS=19
-
-for ((; ; ))
-{
- for ((j = 0; j < $LOOP; j++))
- {
- num=`date +%N`
- num=`printf 1%s $num`
-
- for ((i = 0; i < $NR_TRACE_OPTIONS; i++))
- {
- n=$(( ( $num >> $i ) % 2 ))
- if [ $n -eq 0 ]; then
- echo 0 > "$TRACING_PATH"/options/${trace_options[$i]}
- else
- echo 1 > "$TRACING_PATH"/options/${trace_options[$i]}
- fi
- }
- }
-
- sleep 1
-}
-
diff --git a/testcases/kernel/tracing/ftrace_stress_test/ftrace_stress/ftrace_trace_pipe.sh b/testcases/kernel/tracing/ftrace_stress_test/ftrace_stress/ftrace_trace_pipe.sh
deleted file mode 100755
index 47d42bc..0000000
--- a/testcases/kernel/tracing/ftrace_stress_test/ftrace_stress/ftrace_trace_pipe.sh
+++ /dev/null
@@ -1,52 +0,0 @@
-#! /bin/sh
-
-###############################################################################
-# #
-# Copyright (c) 2010 FUJITSU LIMITED #
-# #
-# 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. #
-# #
-# Author: Li Zefan <lizf@cn.fujitsu.com> #
-# #
-###############################################################################
-
-ftrace_sleep()
-{
- # usleep is not a standard command?
- usleep 200000 2> /dev/null
- if [ $? -ne 0 ]; then
- sleep 1
- fi
-}
-
-kill_this_pid()
-{
- /bin/kill -SIGKILL $this_pid
- wait $this_pid
- exit 0
-}
-
-trap kill_this_pid SIGUSR1
-
-LOOP=20
-
-for ((; ;))
-{
- for ((i = 0; i < $LOOP; i++))
- {
- cat "$TRACING_PATH"/trace_pipe > /dev/null &
-
- this_pid=$!
- ftrace_sleep
- /bin/kill -SIGINT $this_pid
- wait $this_pid
- this_pid=0
- ftrace_sleep
- }
-
- sleep 2
-}
-
diff --git a/testcases/kernel/tracing/ftrace_stress_test/ftrace_stress/ftrace_trace_stat.sh b/testcases/kernel/tracing/ftrace_stress_test/ftrace_stress/ftrace_trace_stat.sh
deleted file mode 100755
index d7e6fd3..0000000
--- a/testcases/kernel/tracing/ftrace_stress_test/ftrace_stress/ftrace_trace_stat.sh
+++ /dev/null
@@ -1,45 +0,0 @@
-#! /bin/sh
-
-###############################################################################
-# #
-# Copyright (c) 2010 FUJITSU LIMITED #
-# #
-# This program is free software; you can redistribute it and/or modify it #
-# under the terms of the GNU General Public License as published by the Free #
-# Software Foundation; either version 2 of the License, or (at your option) #
-# any later version. #
-# #
-# Author: Li Zefan <lizf@cn.fujitsu.com> #
-# #
-###############################################################################
-
-LOOP=200
-
-should_skip=0
-
-if [ ! -e "$TRACING_PATH"/function_profile_enabled ]; then
- should_skip=1
-fi
-
-# For kernels older than 2.6.36, this testcase can result in
-# divide-by-zero kernel bug
-tst_kvercmp 2 6 36
-if [ $? -eq 0 ]; then
- should_skip=1
-fi
-
-for ((; ;))
-{
- if [ $should_skip -eq 1 ]; then
- sleep 2
- continue
- fi
-
- for ((i = 0; i < $LOOP; i++))
- {
- cat "$TRACING_PATH"/trace_stat/function0 > /dev/null 2>&1
- }
-
- sleep 1
-}
-
diff --git a/testcases/kernel/tracing/ftrace_stress_test/ftrace_stress/ftrace_tracing_enabled.sh b/testcases/kernel/tracing/ftrace_stress_test/ftrace_stress/ftrace_tracing_enabled.sh
deleted file mode 100755
index 69f2ae6..0000000
--- a/testcases/kernel/tracing/ftrace_stress_test/ftrace_stress/ftrace_tracing_enabled.sh
+++ /dev/null
@@ -1,39 +0,0 @@
-#! /bin/sh
-
-###############################################################################
-# #
-# Copyright (c) 2010 FUJITSU LIMITED #
-# #
-# 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. #
-# #
-# Author: Li Zefan <lizf@cn.fujitsu.com> #
-# #
-###############################################################################
-
-MAX_LOOP=1500
-count=0
-
-for ((; ;))
-{
- count=$(( $count + 1 ))
-
- for ((i = 0; i < $MAX_LOOP; i++))
- {
- echo 0 > "$TRACING_PATH"/tracing_enabled
- echo 1 > "$TRACING_PATH"/tracing_enabled
- }
-
- enable=$(( $count % 3 ))
-
- if [ $enable -eq 0 ]; then
- echo 0 > "$TRACING_PATH"/tracing_enabled
- else
- echo 1 > "$TRACING_PATH"/tracing_enabled
- fi
-
- sleep 1
-}
-
diff --git a/testcases/kernel/tracing/ftrace_stress_test/ftrace_stress/ftrace_tracing_max_latency.sh b/testcases/kernel/tracing/ftrace_stress_test/ftrace_stress/ftrace_tracing_max_latency.sh
deleted file mode 100755
index f19d734..0000000
--- a/testcases/kernel/tracing/ftrace_stress_test/ftrace_stress/ftrace_tracing_max_latency.sh
+++ /dev/null
@@ -1,38 +0,0 @@
-#! /bin/sh
-
-###############################################################################
-# #
-# Copyright (c) 2010 FUJITSU LIMITED #
-# #
-# This program is free software; you can redistribute it and/or modify it #
-# under the terms of the GNU General Public License as published by the Free #
-# Software Foundation; either version 2 of the License, or (at your option) #
-# any later version. #
-# #
-# Author: Li Zefan <lizf@cn.fujitsu.com> #
-# #
-###############################################################################
-
-MAX_LATENCY=100000
-
-if [ ! -e "$TRACING_PATH"/tracing_max_latency ]; then
- should_skip=1
-else
- should_skip=0
-fi
-
-for ((; ;))
-{
- if [ $should_skip -eq 1 ]; then
- sleep 2
- continue
- fi
-
- for ((i = 0; i < $MAX_LATENCY; i += 400))
- {
- echo $i > "$TRACING_PATH"/tracing_max_latency
- }
-
- sleep 1
-}
-
diff --git a/testcases/kernel/tracing/ftrace_stress_test/ftrace_stress/ftrace_tracing_on.sh b/testcases/kernel/tracing/ftrace_stress_test/ftrace_stress/ftrace_tracing_on.sh
deleted file mode 100755
index 672c223..0000000
--- a/testcases/kernel/tracing/ftrace_stress_test/ftrace_stress/ftrace_tracing_on.sh
+++ /dev/null
@@ -1,39 +0,0 @@
-#! /bin/sh
-
-###############################################################################
-# #
-# Copyright (c) 2010 FUJITSU LIMITED #
-# #
-# 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. #
-# #
-# Author: Li Zefan <lizf@cn.fujitsu.com> #
-# #
-###############################################################################
-
-MAX_LOOP=1500
-count=0
-
-for ((; ;))
-{
- count=$(( $count + 1 ))
-
- for ((i = 0; i < $MAX_LOOP; i++))
- {
- echo 0 > "$TRACING_PATH"/tracing_on
- echo 1 > "$TRACING_PATH"/tracing_on
- }
-
- enable=$(( $count % 3 ))
-
- if [ $enable -eq 0 ]; then
- echo 0 > "$TRACING_PATH"/tracing_on
- else
- echo 1 > "$TRACING_PATH"/tracing_on
- fi
-
- sleep 1
-}
-
diff --git a/testcases/kernel/tracing/ftrace_stress_test/ftrace_stress_test.sh b/testcases/kernel/tracing/ftrace_stress_test/ftrace_stress_test.sh
deleted file mode 100755
index 6a111e9..0000000
--- a/testcases/kernel/tracing/ftrace_stress_test/ftrace_stress_test.sh
+++ /dev/null
@@ -1,243 +0,0 @@
-#! /bin/sh
-
-################################################################################
-## ##
-## Copyright (c) 2010 FUJITSU LIMITED ##
-## ##
-## 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, write to the Free Software ##
-## Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA ##
-## ##
-## Author: Li Zefan <lizf@cn.fujitsu.com> ##
-## ##
-################################################################################
-
-cd $LTPROOT/testcases/bin
-
-export TCID="ftrace-stress-test"
-export TST_TOTAL=1
-export TST_COUNT=1
-
-export TPATH="$PWD"
-export DEBUGFS_PATH="$PWD/debugfs"
-export TRACING_PATH="$PWD/debugfs/tracing"
-export SPATH="$TPATH/ftrace_stress"
-
-test_interval=$1
-test_success=true
-
-save_old_setting()
-{
- cd $TRACING_PATH
-
- old_trace_options=( `cat trace_options` )
- old_tracing_on=`cat tracing_on`
- old_tracing_enabled=`cat tracing_enabled`
- old_buffer_size=`cat buffer_size_kb`
-
- if [ -e stack_max_size ]; then
- old_stack_tracer_enabled=`cat /proc/sys/kernel/stack_tracer_enabled`
- fi
-
- if [ -e "/proc/sys/kernel/ftrace_enabled" ]; then
- old_ftrace_enabled=`cat /proc/sys/kernel/ftrace_enabled`
- fi
-
- if [ -e "function_profile_enabled" ]; then
- old_profile_enabled=`cat function_profile_enabled`
- fi
-
- cd - > /dev/null
-}
-
-restore_old_setting()
-{
- cd $TRACING_PATH
-
- echo nop > current_tracer
- echo 0 > events/enable
- echo 0 > tracing_max_latency 2> /dev/null
-
- if [ -e trace_clock ]; then
- echo local > trace_clock
- fi
-
- if [ -e "function_pofile_enabled" ]; then
- echo $old_profile_enabled > function_profile_enabled
- fi
-
- if [ -e "/proc/sys/kernel/ftrace_enabled" ]; then
- echo $old_ftrace_enabled > /proc/sys/kernel/ftrace_enabled
- fi
-
- if [ -e stack_max_size ]; then
- echo $old_stack_tracer_enabled > /proc/sys/kernel/stack_tracer_enabled
- echo 0 > stack_max_size
- fi
-
- echo $old_buffer_size > buffer_size_kb
- echo $old_tracing_on > tracing_on
- echo $old_tracing_enabled > tracing_enabled
-
- for option in $old_trace_options
- do
- echo $option > trace_options 2> /dev/null
- done
-
- echo > trace
-
- cd - > /dev/null
-}
-
-clean_up()
-{
- kill -KILL $pid1 || test_success=false
- kill -KILL $pid2 || test_success=false
- kill -KILL $pid3 || test_success=false
- kill -KILL $pid4 || test_success=false
- kill -KILL $pid5 || test_success=false
- kill -KILL $pid6 || test_success=false
- kill -KILL $pid7 || test_success=false
- kill -KILL $pid8 || test_success=false
- kill -KILL $pid9 || test_success=false
- kill -KILL $pid10 || test_success=false
- kill -KILL $pid11 || test_success=false
- kill -USR1 $pid12 || test_success=false
- kill -KILL $pid13 || test_success=false
- kill -KILL $pid14 || test_success=false
- kill -KILL $pid15 || test_success=false
- kill -KILL $pid16 || test_success=false
-
- sleep 2
- restore_old_setting
-
- umount $DEBUGFS_PATH
- rmdir $DEBUGFS_PATH
-}
-
-clean_up_exit()
-{
- clean_up
- exit 1
-}
-
-export_pids()
-{
- export pid1 pid2 pid3 pid4 pid5 pid6 pid7 pid8 pid9 pid10 pid11 pid12 \
- pid13 pid14 pid15 pid16
-
- export NR_PIDS=16
-}
-
-test_begin()
-{
- start_time=`date +%s`
-}
-
-test_wait()
-{
- for ((; ;))
- {
- sleep 2
-
- cur_time=`date +%s`
- elapsed=$(( $cur_time - $start_time ))
-
- # run the stress test for $test_interval secs
- if [ $elapsed -ge $test_interval ]; then
- break
- fi
- }
-}
-
-trap clean_up_exit INT
-
-# Should be run by root user
-if [ `id -ru` != 0 ]; then
- tst_brkm TCONF ignored "The test should be run by root user. Skip the test..."
- exit 0
-fi
-
-# Don't run the test on kernels older than 2.6.34, otherwise
-# it can crash the system if the kernel is not latest-stable
-tst_kvercmp 2 6 34
-if [ $? -eq 0 ]; then
- tst_brkm TCONF ignored "The test should be run in kernels >= 2.6.34. Skip the test..."
- exit 0
-fi
-
-mkdir $DEBUGFS_PATH
-mount -t debugfs xxx $DEBUGFS_PATH
-
-# Check to see tracing feature is supported or not
-if [ ! -d $TRACING_PATH ]; then
- tst_brkm TCONF ignored "Tracing is not supported. Skip the test..."
- umount $DEBUGFS_PATH
- rmdir $DEBUGFS_PATH
- exit 0
-fi
-
-echo "Ftrace Stress Test Begin"
-
-save_old_setting
-
-test_begin
-
-$SPATH/ftrace_trace_clock.sh &
-pid1=$!
-$SPATH/ftrace_current_tracer.sh &
-pid2=$!
-$SPATH/ftrace_trace_options.sh &
-pid3=$!
-$SPATH/ftrace_tracing_max_latency.sh &
-pid4=$!
-$SPATH/ftrace_stack_trace.sh &
-pid5=$!
-$SPATH/ftrace_stack_max_size.sh &
-pid6=$!
-$SPATH/ftrace_tracing_on.sh &
-pid7=$!
-$SPATH/ftrace_tracing_enabled.sh &
-pid8=$!
-$SPATH/ftrace_set_event.sh &
-pid9=$!
-$SPATH/ftrace_buffer_size.sh &
-pid10=$!
-$SPATH/ftrace_trace.sh &
-pid11=$!
-$SPATH/ftrace_trace_pipe.sh &
-pid12=$!
-$SPATH/ftrace_ftrace_enabled.sh &
-pid13=$!
-$SPATH/ftrace_set_ftrace_pid.sh &
-pid14=$!
-$SPATH/ftrace_profile_enabled.sh &
-pid15=$!
-$SPATH/ftrace_trace_stat.sh &
-pid16=$!
-
-export_pids
-
-test_wait
-
-clean_up
-
-echo "Ftrace Stress Test End"
-
-if $test_success; then
- tst_resm TPASS "finished running the test. Run dmesg to double-check for bugs"
-else
- tst_resm TFAIL "please check log message."
- exit 1
-fi
-
diff --git a/testcases/kernel/tracing/ftrace_test/Makefile b/testcases/kernel/tracing/ftrace_test/Makefile
new file mode 100644
index 0000000..e4a913a
--- /dev/null
+++ b/testcases/kernel/tracing/ftrace_test/Makefile
@@ -0,0 +1,7 @@
+top_srcdir ?= ../../../..
+
+include $(top_srcdir)/include/mk/testcases.mk
+
+INSTALL_TARGETS := *.sh ftrace_stress/*
+
+include $(top_srcdir)/include/mk/generic_leaf_target.mk
diff --git a/testcases/kernel/tracing/ftrace_test/ftrace_lib.sh b/testcases/kernel/tracing/ftrace_test/ftrace_lib.sh
new file mode 100755
index 0000000..ea082dc
--- /dev/null
+++ b/testcases/kernel/tracing/ftrace_test/ftrace_lib.sh
@@ -0,0 +1,156 @@
+#! /bin/sh
+
+###########################################################################
+## ##
+## Copyright (c) 2010 FUJITSU LIMITED ##
+## ##
+## 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 3 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, see <http://www.gnu.org/licenses/>. ##
+## ##
+## Author: Li Zefan <lizf@cn.fujitsu.com> ##
+## ##
+###########################################################################
+
+cd $LTPROOT/testcases/bin
+
+export TPATH="$PWD"
+export DEBUGFS_PATH="$PWD/debugfs"
+export TRACING_PATH="$PWD/debugfs/tracing"
+export FPATH="$TPATH/ftrace_function"
+export RPATH="$TPATH/ftrace_regression"
+export SPATH="$TPATH/ftrace_stress"
+
+. test.sh
+
+test_interval=$1
+
+save_old_setting()
+{
+ cd $TRACING_PATH
+
+ old_trace_options=( `cat trace_options` )
+ old_tracing_on=`cat tracing_on`
+ old_tracing_enabled=`cat tracing_enabled`
+ old_buffer_size=`cat buffer_size_kb`
+
+ if [ -e stack_max_size ]; then
+ old_stack_tracer_enabled=`cat /proc/sys/kernel/stack_tracer_enabled`
+ fi
+
+ if [ -e "/proc/sys/kernel/ftrace_enabled" ]; then
+ old_ftrace_enabled=`cat /proc/sys/kernel/ftrace_enabled`
+ fi
+
+ if [ -e "function_profile_enabled" ]; then
+ old_profile_enabled=`cat function_profile_enabled`
+ fi
+
+ cd - > /dev/null
+}
+
+restore_old_setting()
+{
+ cd $TRACING_PATH
+
+ echo nop > current_tracer
+ echo 0 > events/enable
+ echo 0 > tracing_max_latency 2> /dev/null
+
+ if [ -e trace_clock ]; then
+ echo local > trace_clock
+ fi
+
+ if [ -e "function_pofile_enabled" ]; then
+ echo $old_profile_enabled > function_profile_enabled
+ fi
+
+ if [ -e "/proc/sys/kernel/ftrace_enabled" ]; then
+ echo $old_ftrace_enabled > /proc/sys/kernel/ftrace_enabled
+ fi
+
+ if [ -e stack_max_size ]; then
+ echo $old_stack_tracer_enabled > /proc/sys/kernel/stack_tracer_enabled
+ echo 0 > stack_max_size
+ fi
+
+ echo $old_buffer_size > buffer_size_kb
+ echo $old_tracing_on > tracing_on
+ echo $old_tracing_enabled > tracing_enabled
+
+ for option in $old_trace_options
+ do
+ echo $option > trace_options 2> /dev/null
+ done
+
+ echo > trace
+
+ cd - > /dev/null
+}
+
+clean_up()
+{
+ restore_old_setting
+
+ umount $DEBUGFS_PATH
+ rmdir $DEBUGFS_PATH
+}
+
+clean_up_exit()
+{
+ clean_up
+ exit 1
+}
+
+test_begin()
+{
+ start_time=`date +%s`
+}
+
+test_wait()
+{
+ for ((; ;))
+ {
+ sleep 2
+
+ cur_time=`date +%s`
+ elapsed=$(( $cur_time - $start_time ))
+
+ # run the test for $test_interval secs
+ if [ $elapsed -ge $test_interval ]; then
+ break
+ fi
+ }
+}
+
+trap clean_up_exit INT
+
+tst_require_root
+
+# Don't run the test on kernels older than 2.6.34, otherwise
+# it can crash the system if the kernel is not latest-stable
+tst_kvercmp 2 6 34
+if [ $? -eq 0 ]; then
+ tst_brkm TCONF ignored "The test should be run in kernels >= 2.6.34. Skip the test..."
+ exit 0
+fi
+
+mkdir $DEBUGFS_PATH
+mount -t debugfs xxx $DEBUGFS_PATH
+
+# Check to see tracing feature is supported or not
+if [ ! -d $TRACING_PATH ]; then
+ tst_brkm TCONF ignored "Tracing is not supported. Skip the test..."
+ umount $DEBUGFS_PATH
+ rmdir $DEBUGFS_PATH
+ exit 0
+fi
diff --git a/testcases/kernel/tracing/ftrace_test/ftrace_stress/ftrace_buffer_size.sh b/testcases/kernel/tracing/ftrace_test/ftrace_stress/ftrace_buffer_size.sh
new file mode 100755
index 0000000..bd7dcc4
--- /dev/null
+++ b/testcases/kernel/tracing/ftrace_test/ftrace_stress/ftrace_buffer_size.sh
@@ -0,0 +1,45 @@
+#! /bin/sh
+
+###############################################################################
+# #
+# Copyright (c) 2010 FUJITSU LIMITED #
+# #
+# 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. #
+# #
+# Author: Li Zefan <lizf@cn.fujitsu.com> #
+# #
+###############################################################################
+
+LOOP=200
+
+# Use up to 10% of free memory
+free_mem=`cat /proc/meminfo | grep '^MemFree' | awk '{ print $2 }'`
+cpus=`tst_ncpus`
+
+step=$(( $free_mem / 10 / $LOOP / $cpus ))
+
+if [ $step -eq 0 ]; then
+ step=1
+ LOOP=50
+fi
+
+for ((; ;))
+{
+ new_size=1
+ for ((i = 0; i < $LOOP; i++))
+ {
+ echo $new_size > "$TRACING_PATH"/buffer_size_kb
+ new_size=$(( $new_size + $step ))
+ }
+
+ for ((i = 0; i < $LOOP; i++))
+ {
+ new_size=$(( $new_size - $step ))
+ echo $new_size > "$TRACING_PATH"/buffer_size_kb
+ }
+
+ sleep 1
+}
diff --git a/testcases/kernel/tracing/ftrace_test/ftrace_stress/ftrace_current_tracer.sh b/testcases/kernel/tracing/ftrace_test/ftrace_stress/ftrace_current_tracer.sh
new file mode 100755
index 0000000..88d576f
--- /dev/null
+++ b/testcases/kernel/tracing/ftrace_test/ftrace_stress/ftrace_current_tracer.sh
@@ -0,0 +1,34 @@
+#! /bin/sh
+
+###############################################################################
+# #
+# Copyright (c) 2010 FUJITSU LIMITED #
+# #
+# 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. #
+# #
+# Author: Li Zefan <lizf@cn.fujitsu.com> #
+# #
+###############################################################################
+
+LOOP=200
+
+for ((; ;))
+{
+ for ((i = 0; i < $LOOP; i++))
+ {
+ for tracer in `cat "$TRACING_PATH"/available_tracers`
+ do
+ if [ "$tracer" = mmiotrace ]; then
+ continue
+ fi
+
+ echo $tracer > "$TRACING_PATH"/current_tracer 2> /dev/null
+ done
+ }
+
+ sleep 1
+}
+
diff --git a/testcases/kernel/tracing/ftrace_test/ftrace_stress/ftrace_ftrace_enabled.sh b/testcases/kernel/tracing/ftrace_test/ftrace_stress/ftrace_ftrace_enabled.sh
new file mode 100755
index 0000000..20bb234
--- /dev/null
+++ b/testcases/kernel/tracing/ftrace_test/ftrace_stress/ftrace_ftrace_enabled.sh
@@ -0,0 +1,39 @@
+#! /bin/sh
+
+###############################################################################
+# #
+# Copyright (c) 2010 FUJITSU LIMITED #
+# #
+# 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. #
+# #
+# Author: Li Zefan <lizf@cn.fujitsu.com> #
+# #
+###############################################################################
+
+MAX_LOOP=1500
+count=0
+
+for ((; ;))
+{
+ count=$(( $count + 1 ))
+
+ for ((i = 0; i < $MAX_LOOP; i++))
+ {
+ echo 0 > /proc/sys/kernel/ftrace_enabled
+ echo 1 > /proc/sys/kernel/ftrace_enabled
+ }
+
+ enable=$(( $count % 3 ))
+
+ if [ $enable -eq 0 ]; then
+ echo 1 > /proc/sys/kernel/ftrace_enabled
+ else
+ echo 0 > /proc/sys/kernel/ftrace_enabled
+ fi
+
+ sleep 1
+}
+
diff --git a/testcases/kernel/tracing/ftrace_test/ftrace_stress/ftrace_profile_enabled.sh b/testcases/kernel/tracing/ftrace_test/ftrace_stress/ftrace_profile_enabled.sh
new file mode 100755
index 0000000..9c6162a
--- /dev/null
+++ b/testcases/kernel/tracing/ftrace_test/ftrace_stress/ftrace_profile_enabled.sh
@@ -0,0 +1,50 @@
+#! /bin/sh
+
+###############################################################################
+# #
+# Copyright (c) 2010 FUJITSU LIMITED #
+# #
+# This program is free software; you can redistribute it and/or modify it #
+# under the terms of the GNU General Public License as published by the Free #
+# Software Foundation; either version 2 of the License, or (at your option) #
+# any later version. #
+# #
+# Author: Li Zefan <lizf@cn.fujitsu.com> #
+# #
+###############################################################################
+
+MAX_LOOP=1500
+count=0
+
+if [ ! -e "$TRACING_PATH"/function_profile_enabled ]; then
+ should_skip=1
+else
+ should_skip=0
+fi
+
+for ((; ;))
+{
+ if [ $should_skip -eq 1 ]; then
+ sleep 2
+ continue
+ fi
+
+ count=$(( $count + 1 ))
+
+ for ((i = 0; i < $MAX_LOOP; i++))
+ {
+ echo 0 > "$TRACING_PATH"/function_profile_enabled 2> /dev/null
+ echo 1 > "$TRACING_PATH"/function_profile_enabled 2> /dev/null
+ }
+
+ enable=$(( $count % 3 ))
+
+ if [ $enable -eq 0 ]; then
+ echo 1 > "$TRACING_PATH"/function_profile_enabled 2> /dev/null
+ else
+ echo 0 > "$TRACING_PATH"/function_profile_enabled 2> /dev/null
+ fi
+
+ sleep 1
+}
+
diff --git a/testcases/kernel/tracing/ftrace_test/ftrace_stress/ftrace_set_event.sh b/testcases/kernel/tracing/ftrace_test/ftrace_stress/ftrace_set_event.sh
new file mode 100755
index 0000000..d7efdd4
--- /dev/null
+++ b/testcases/kernel/tracing/ftrace_test/ftrace_stress/ftrace_set_event.sh
@@ -0,0 +1,44 @@
+#! /bin/sh
+
+###############################################################################
+# #
+# Copyright (c) 2010 FUJITSU LIMITED #
+# #
+# This program is free software; you can redistribute it and/or modify it #
+# under the terms of the GNU General Public License as published by the Free #
+# Software Foundation; either version 2 of the License, or (at your option) #
+# any later version. #
+# #
+# Author: Li Zefan <lizf@cn.fujitsu.com> #
+# #
+###############################################################################
+
+for ((; ;))
+{
+ for ((i = 0; i < 100; i++))
+ {
+ echo 1 > "$TRACING_PATH"/events/enable
+ echo 0 > "$TRACING_PATH"/events/enable
+ }
+
+ for dir in `ls $TRACING_PATH/events/`
+ do
+ if [ ! -d $dir -o "$dir" = ftrace ]; then
+ continue;
+ fi
+
+ for ((i = 0; i < 20; i++))
+ {
+ echo 1 > "$TRACING_PATH"/events/$dir/enable
+ echo 0 > "$TRACING_PATH"/events/$dir/enable
+ }
+ done
+
+ for event in `cat $TRACING_PATH/available_events`;
+ do
+ echo $event >> "$TRACING_PATH"/set_event
+ done
+
+ sleep 1
+}
+
diff --git a/testcases/kernel/tracing/ftrace_test/ftrace_stress/ftrace_set_ftrace_pid.sh b/testcases/kernel/tracing/ftrace_test/ftrace_stress/ftrace_set_ftrace_pid.sh
new file mode 100755
index 0000000..7bc76d9
--- /dev/null
+++ b/testcases/kernel/tracing/ftrace_test/ftrace_stress/ftrace_set_ftrace_pid.sh
@@ -0,0 +1,49 @@
+#! /bin/sh
+
+###############################################################################
+# #
+# Copyright (c) 2010 FUJITSU LIMITED #
+# #
+# 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. #
+# #
+# Author: Li Zefan <lizf@cn.fujitsu.com> #
+# #
+###############################################################################
+
+LOOP=300
+
+if [ ! -e "$TRACING_PATH"/set_ftrace_pid ]; then
+ should_skip=1
+else
+ should_skip=0
+fi
+
+for ((; ; ))
+{
+ if [ $should_skip -eq 1 ]; then
+ sleep 2
+ continue
+ fi
+
+ for ((j = 0; j < $LOOP; j++))
+ {
+ for ((k = 1; k <= NR_PIDS; k++))
+ {
+ str="\$pid$k"
+ eval echo $str >> "$TRACING_PATH"/set_ftrace_pid
+ }
+
+ if ! echo > "$TRACING_PATH"/set_ftrace_pid >/dev/null 2>&1; then
+ if ! echo -1 > "$TRACING_PATH"/set_ftrace_pid >/dev/null 2>&1; then
+ tst_resm TBROK "Cannot disable set_ftrace_pid!"
+ exit 1
+ fi
+ fi
+ }
+
+ sleep 1
+}
+
diff --git a/testcases/kernel/tracing/ftrace_test/ftrace_stress/ftrace_stack_max_size.sh b/testcases/kernel/tracing/ftrace_test/ftrace_stress/ftrace_stack_max_size.sh
new file mode 100755
index 0000000..682d05e
--- /dev/null
+++ b/testcases/kernel/tracing/ftrace_test/ftrace_stress/ftrace_stack_max_size.sh
@@ -0,0 +1,39 @@
+#! /bin/sh
+
+###############################################################################
+# #
+# Copyright (c) 2010 FUJITSU LIMITED #
+# #
+# 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. #
+# #
+# Author: Li Zefan <lizf@cn.fujitsu.com> #
+# #
+###############################################################################
+
+MAX_STACK_SIZE=8192
+
+if [ ! -e /proc/sys/kernel/stack_tracer_enabled ]; then
+ should_skip=1
+else
+ should_skip=0
+fi
+
+for ((; ;))
+{
+ if [ $should_skip -eq 1 ]; then
+ sleep 2
+ continue
+ fi
+
+ for ((i = 0; i < $MAX_STACK_SIZE; i += 70))
+ {
+ echo $i > "$TRACING_PATH"/stack_max_size
+ cat "$TRACING_PATH"/stack_max_size > /dev/null
+ }
+
+ sleep 1
+}
+
diff --git a/testcases/kernel/tracing/ftrace_test/ftrace_stress/ftrace_stack_trace.sh b/testcases/kernel/tracing/ftrace_test/ftrace_stress/ftrace_stack_trace.sh
new file mode 100755
index 0000000..a406c51
--- /dev/null
+++ b/testcases/kernel/tracing/ftrace_test/ftrace_stress/ftrace_stack_trace.sh
@@ -0,0 +1,46 @@
+#! /bin/sh
+
+###############################################################################
+# #
+# Copyright (c) 2010 FUJITSU LIMITED #
+# #
+# 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. #
+# #
+# Author: Li Zefan <lizf@cn.fujitsu.com> #
+# #
+###############################################################################
+
+LOOP=400
+
+if [ ! -e /proc/sys/kernel/stack_tracer_enabled ]; then
+ should_skip=1
+else
+ should_skip=0
+fi
+
+for ((; ;))
+{
+ if [ $should_skip -eq 1 ]; then
+ sleep 2
+ continue
+ fi
+
+ for ((i = 0; i < $LOOP; i++))
+ {
+ cat "$TRACING_PATH"/stack_trace > /dev/null
+ }
+
+ sleep 1
+
+ for ((i = 0; i < $LOOP; i++))
+ {
+ echo 0 > /proc/sys/kernel/stack_tracer_enabled
+ echo 1 > /proc/sys/kernel/stack_tracer_enabled
+ }
+
+ sleep 1
+}
+
diff --git a/testcases/kernel/tracing/ftrace_test/ftrace_stress/ftrace_trace.sh b/testcases/kernel/tracing/ftrace_test/ftrace_stress/ftrace_trace.sh
new file mode 100755
index 0000000..e36712b
--- /dev/null
+++ b/testcases/kernel/tracing/ftrace_test/ftrace_stress/ftrace_trace.sh
@@ -0,0 +1,27 @@
+#! /bin/sh
+
+###############################################################################
+# #
+# Copyright (c) 2010 FUJITSU LIMITED #
+# #
+# 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. #
+# #
+# Author: Li Zefan <lizf@cn.fujitsu.com> #
+# #
+###############################################################################
+
+LOOP=200
+
+for ((; ;))
+{
+ for ((i = 0; i < $LOOP; i++))
+ {
+ cat "$TRACING_PATH"/trace > /dev/null
+ }
+
+ sleep 1
+}
+
diff --git a/testcases/kernel/tracing/ftrace_test/ftrace_stress/ftrace_trace_clock.sh b/testcases/kernel/tracing/ftrace_test/ftrace_stress/ftrace_trace_clock.sh
new file mode 100755
index 0000000..de6bbea
--- /dev/null
+++ b/testcases/kernel/tracing/ftrace_test/ftrace_stress/ftrace_trace_clock.sh
@@ -0,0 +1,46 @@
+#! /bin/sh
+
+###############################################################################
+# #
+# Copyright (c) 2010 FUJITSU LIMITED #
+# #
+# 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. #
+# #
+# Author: Li Zefan <lizf@cn.fujitsu.com> #
+# #
+###############################################################################
+
+LOOP=400
+
+# In kernel which is older than 2.6.32, we set global clock
+# via trace_options.
+tst_kvercmp 2 6 32
+if [ $? -eq 0 ]; then
+ old_kernel=1
+else
+ old_kernel=0
+fi
+
+for ((; ;))
+{
+ if [ $old_kernel -eq 1 ];
+ then
+ for ((i = 0; i < $LOOP; i++))
+ {
+ echo 1 > "$TRACING_PATH"/options/global-clock
+ echo 0 > "$TRACING_PATH"/options/global-clock
+ }
+ else
+ for ((i = 0; i < $LOOP; i++))
+ {
+ echo local > "$TRACING_PATH"/trace_clock
+ echo global > "$TRACING_PATH"/trace_clock
+ }
+ fi
+
+ sleep 1
+}
+
diff --git a/testcases/kernel/tracing/ftrace_test/ftrace_stress/ftrace_trace_options.sh b/testcases/kernel/tracing/ftrace_test/ftrace_stress/ftrace_trace_options.sh
new file mode 100755
index 0000000..47d2a62
--- /dev/null
+++ b/testcases/kernel/tracing/ftrace_test/ftrace_stress/ftrace_trace_options.sh
@@ -0,0 +1,42 @@
+#! /bin/sh
+
+###############################################################################
+# #
+# Copyright (c) 2010 FUJITSU LIMITED #
+# #
+# 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. #
+# #
+# Author: Li Zefan <lizf@cn.fujitsu.com> #
+# #
+###############################################################################
+
+LOOP=200
+
+trace_options=(print-parent sym-offset sym-addr verbose raw hex bin block trace_printk ftrace_preempt branch annotate userstacktrace sym-userobj printk-msg-only context-info latency-format sleep-time graph-time)
+
+NR_TRACE_OPTIONS=19
+
+for ((; ; ))
+{
+ for ((j = 0; j < $LOOP; j++))
+ {
+ num=`date +%N`
+ num=`printf 1%s $num`
+
+ for ((i = 0; i < $NR_TRACE_OPTIONS; i++))
+ {
+ n=$(( ( $num >> $i ) % 2 ))
+ if [ $n -eq 0 ]; then
+ echo 0 > "$TRACING_PATH"/options/${trace_options[$i]}
+ else
+ echo 1 > "$TRACING_PATH"/options/${trace_options[$i]}
+ fi
+ }
+ }
+
+ sleep 1
+}
+
diff --git a/testcases/kernel/tracing/ftrace_test/ftrace_stress/ftrace_trace_pipe.sh b/testcases/kernel/tracing/ftrace_test/ftrace_stress/ftrace_trace_pipe.sh
new file mode 100755
index 0000000..47d42bc
--- /dev/null
+++ b/testcases/kernel/tracing/ftrace_test/ftrace_stress/ftrace_trace_pipe.sh
@@ -0,0 +1,52 @@
+#! /bin/sh
+
+###############################################################################
+# #
+# Copyright (c) 2010 FUJITSU LIMITED #
+# #
+# 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. #
+# #
+# Author: Li Zefan <lizf@cn.fujitsu.com> #
+# #
+###############################################################################
+
+ftrace_sleep()
+{
+ # usleep is not a standard command?
+ usleep 200000 2> /dev/null
+ if [ $? -ne 0 ]; then
+ sleep 1
+ fi
+}
+
+kill_this_pid()
+{
+ /bin/kill -SIGKILL $this_pid
+ wait $this_pid
+ exit 0
+}
+
+trap kill_this_pid SIGUSR1
+
+LOOP=20
+
+for ((; ;))
+{
+ for ((i = 0; i < $LOOP; i++))
+ {
+ cat "$TRACING_PATH"/trace_pipe > /dev/null &
+
+ this_pid=$!
+ ftrace_sleep
+ /bin/kill -SIGINT $this_pid
+ wait $this_pid
+ this_pid=0
+ ftrace_sleep
+ }
+
+ sleep 2
+}
+
diff --git a/testcases/kernel/tracing/ftrace_test/ftrace_stress/ftrace_trace_stat.sh b/testcases/kernel/tracing/ftrace_test/ftrace_stress/ftrace_trace_stat.sh
new file mode 100755
index 0000000..d7e6fd3
--- /dev/null
+++ b/testcases/kernel/tracing/ftrace_test/ftrace_stress/ftrace_trace_stat.sh
@@ -0,0 +1,45 @@
+#! /bin/sh
+
+###############################################################################
+# #
+# Copyright (c) 2010 FUJITSU LIMITED #
+# #
+# This program is free software; you can redistribute it and/or modify it #
+# under the terms of the GNU General Public License as published by the Free #
+# Software Foundation; either version 2 of the License, or (at your option) #
+# any later version. #
+# #
+# Author: Li Zefan <lizf@cn.fujitsu.com> #
+# #
+###############################################################################
+
+LOOP=200
+
+should_skip=0
+
+if [ ! -e "$TRACING_PATH"/function_profile_enabled ]; then
+ should_skip=1
+fi
+
+# For kernels older than 2.6.36, this testcase can result in
+# divide-by-zero kernel bug
+tst_kvercmp 2 6 36
+if [ $? -eq 0 ]; then
+ should_skip=1
+fi
+
+for ((; ;))
+{
+ if [ $should_skip -eq 1 ]; then
+ sleep 2
+ continue
+ fi
+
+ for ((i = 0; i < $LOOP; i++))
+ {
+ cat "$TRACING_PATH"/trace_stat/function0 > /dev/null 2>&1
+ }
+
+ sleep 1
+}
+
diff --git a/testcases/kernel/tracing/ftrace_test/ftrace_stress/ftrace_tracing_enabled.sh b/testcases/kernel/tracing/ftrace_test/ftrace_stress/ftrace_tracing_enabled.sh
new file mode 100755
index 0000000..69f2ae6
--- /dev/null
+++ b/testcases/kernel/tracing/ftrace_test/ftrace_stress/ftrace_tracing_enabled.sh
@@ -0,0 +1,39 @@
+#! /bin/sh
+
+###############################################################################
+# #
+# Copyright (c) 2010 FUJITSU LIMITED #
+# #
+# 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. #
+# #
+# Author: Li Zefan <lizf@cn.fujitsu.com> #
+# #
+###############################################################################
+
+MAX_LOOP=1500
+count=0
+
+for ((; ;))
+{
+ count=$(( $count + 1 ))
+
+ for ((i = 0; i < $MAX_LOOP; i++))
+ {
+ echo 0 > "$TRACING_PATH"/tracing_enabled
+ echo 1 > "$TRACING_PATH"/tracing_enabled
+ }
+
+ enable=$(( $count % 3 ))
+
+ if [ $enable -eq 0 ]; then
+ echo 0 > "$TRACING_PATH"/tracing_enabled
+ else
+ echo 1 > "$TRACING_PATH"/tracing_enabled
+ fi
+
+ sleep 1
+}
+
diff --git a/testcases/kernel/tracing/ftrace_test/ftrace_stress/ftrace_tracing_max_latency.sh b/testcases/kernel/tracing/ftrace_test/ftrace_stress/ftrace_tracing_max_latency.sh
new file mode 100755
index 0000000..f19d734
--- /dev/null
+++ b/testcases/kernel/tracing/ftrace_test/ftrace_stress/ftrace_tracing_max_latency.sh
@@ -0,0 +1,38 @@
+#! /bin/sh
+
+###############################################################################
+# #
+# Copyright (c) 2010 FUJITSU LIMITED #
+# #
+# This program is free software; you can redistribute it and/or modify it #
+# under the terms of the GNU General Public License as published by the Free #
+# Software Foundation; either version 2 of the License, or (at your option) #
+# any later version. #
+# #
+# Author: Li Zefan <lizf@cn.fujitsu.com> #
+# #
+###############################################################################
+
+MAX_LATENCY=100000
+
+if [ ! -e "$TRACING_PATH"/tracing_max_latency ]; then
+ should_skip=1
+else
+ should_skip=0
+fi
+
+for ((; ;))
+{
+ if [ $should_skip -eq 1 ]; then
+ sleep 2
+ continue
+ fi
+
+ for ((i = 0; i < $MAX_LATENCY; i += 400))
+ {
+ echo $i > "$TRACING_PATH"/tracing_max_latency
+ }
+
+ sleep 1
+}
+
diff --git a/testcases/kernel/tracing/ftrace_test/ftrace_stress/ftrace_tracing_on.sh b/testcases/kernel/tracing/ftrace_test/ftrace_stress/ftrace_tracing_on.sh
new file mode 100755
index 0000000..672c223
--- /dev/null
+++ b/testcases/kernel/tracing/ftrace_test/ftrace_stress/ftrace_tracing_on.sh
@@ -0,0 +1,39 @@
+#! /bin/sh
+
+###############################################################################
+# #
+# Copyright (c) 2010 FUJITSU LIMITED #
+# #
+# 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. #
+# #
+# Author: Li Zefan <lizf@cn.fujitsu.com> #
+# #
+###############################################################################
+
+MAX_LOOP=1500
+count=0
+
+for ((; ;))
+{
+ count=$(( $count + 1 ))
+
+ for ((i = 0; i < $MAX_LOOP; i++))
+ {
+ echo 0 > "$TRACING_PATH"/tracing_on
+ echo 1 > "$TRACING_PATH"/tracing_on
+ }
+
+ enable=$(( $count % 3 ))
+
+ if [ $enable -eq 0 ]; then
+ echo 0 > "$TRACING_PATH"/tracing_on
+ else
+ echo 1 > "$TRACING_PATH"/tracing_on
+ fi
+
+ sleep 1
+}
+
diff --git a/testcases/kernel/tracing/ftrace_test/ftrace_stress_test.sh b/testcases/kernel/tracing/ftrace_test/ftrace_stress_test.sh
new file mode 100755
index 0000000..d9f7f8b
--- /dev/null
+++ b/testcases/kernel/tracing/ftrace_test/ftrace_stress_test.sh
@@ -0,0 +1,123 @@
+#! /bin/sh
+
+###########################################################################
+## ##
+## Copyright (c) 2010 FUJITSU LIMITED ##
+## ##
+## 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 3 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, see <http://www.gnu.org/licenses/>. ##
+## ##
+## Author: Li Zefan <lizf@cn.fujitsu.com> ##
+## ##
+###########################################################################
+
+
+export TCID="ftrace-stress-test"
+export TST_TOTAL=1
+export TST_COUNT=1
+
+. ftrace_lib.sh
+
+test_success=true
+
+export_pids()
+{
+ export pid1 pid2 pid3 pid4 pid5 pid6 pid7 pid8 pid9 pid10 pid11 pid12 \
+ pid13 pid14 pid15 pid16
+
+ export NR_PIDS=16
+}
+
+test_stress()
+{
+ export_pids
+
+ $SPATH/ftrace_trace_clock.sh &
+ pid1=$!
+ $SPATH/ftrace_current_tracer.sh &
+ pid2=$!
+ $SPATH/ftrace_trace_options.sh &
+ pid3=$!
+ $SPATH/ftrace_tracing_max_latency.sh &
+ pid4=$!
+ $SPATH/ftrace_stack_trace.sh &
+ pid5=$!
+ $SPATH/ftrace_stack_max_size.sh &
+ pid6=$!
+ $SPATH/ftrace_tracing_on.sh &
+ pid7=$!
+ $SPATH/ftrace_tracing_enabled.sh &
+ pid8=$!
+ $SPATH/ftrace_set_event.sh &
+ pid9=$!
+ $SPATH/ftrace_buffer_size.sh &
+ pid10=$!
+ $SPATH/ftrace_trace.sh &
+ pid11=$!
+ $SPATH/ftrace_trace_pipe.sh &
+ pid12=$!
+ $SPATH/ftrace_ftrace_enabled.sh &
+ pid13=$!
+ $SPATH/ftrace_set_ftrace_pid.sh &
+ pid14=$!
+ $SPATH/ftrace_profile_enabled.sh &
+ pid15=$!
+ $SPATH/ftrace_trace_stat.sh &
+ pid16=$!
+}
+
+test_kill()
+{
+ kill -KILL $pid1 || test_success=false
+ kill -KILL $pid2 || test_success=false
+ kill -KILL $pid3 || test_success=false
+ kill -KILL $pid4 || test_success=false
+ kill -KILL $pid5 || test_success=false
+ kill -KILL $pid6 || test_success=false
+ kill -KILL $pid7 || test_success=false
+ kill -KILL $pid8 || test_success=false
+ kill -KILL $pid9 || test_success=false
+ kill -KILL $pid10 || test_success=false
+ kill -KILL $pid11 || test_success=false
+ kill -USR1 $pid12 || test_success=false
+ kill -KILL $pid13 || test_success=false
+ kill -KILL $pid14 || test_success=false
+ kill -KILL $pid15 || test_success=false
+ kill -KILL $pid16 || test_success=false
+
+ sleep 2
+ clean_up
+}
+
+
+# ----------------------------
+echo "Ftrace Stress Test Begin"
+
+save_old_setting
+
+test_begin
+
+test_stress
+
+test_wait
+
+test_kill
+
+echo "Ftrace Stress Test End"
+
+if $test_success; then
+ tst_resm TPASS "finished running the test. Run dmesg to double-check for bugs"
+else
+ tst_resm TFAIL "please check log message."
+ exit 1
+fi
--
1.8.3.1