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-rw-r--r--tools/testing/selftests/ftrace/test.d/instances/instance-event.tc142
-rw-r--r--tools/testing/selftests/ftrace/test.d/instances/instance.tc82
2 files changed, 224 insertions, 0 deletions
diff --git a/tools/testing/selftests/ftrace/test.d/instances/instance-event.tc b/tools/testing/selftests/ftrace/test.d/instances/instance-event.tc
new file mode 100644
index 000000000..42422e425
--- /dev/null
+++ b/tools/testing/selftests/ftrace/test.d/instances/instance-event.tc
@@ -0,0 +1,142 @@
+#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
+# description: Test creation and deletion of trace instances while setting an event
+# requires: instances
+
+fail() { # mesg
+ rmdir foo 2>/dev/null
+ echo $1
+ set -e
+ exit_fail
+}
+
+cd instances
+
+# we don't want to fail on error
+set +e
+
+mkdir x
+rmdir x
+result=$?
+
+if [ $result -ne 0 ]; then
+ echo "instance rmdir not supported"
+ exit_unsupported
+fi
+
+instance_slam() {
+ while :; do
+ mkdir foo 2> /dev/null
+ rmdir foo 2> /dev/null
+ done
+}
+
+instance_read() {
+ while :; do
+ cat foo/trace 1> /dev/null 2>&1
+ done
+}
+
+instance_set() {
+ while :; do
+ echo 1 > foo/events/sched/sched_switch/enable
+ done 2> /dev/null
+}
+
+instance_slam &
+p1=$!
+echo $p1
+
+instance_set &
+p2=$!
+echo $p2
+
+instance_read &
+p3=$!
+echo $p3
+
+sleep 1
+
+kill -1 $p3
+kill -1 $p2
+kill -1 $p1
+
+echo "Wait for processes to finish"
+wait $p1 $p2 $p3
+echo "all processes finished, wait for cleanup"
+sleep 1
+
+mkdir foo
+ls foo > /dev/null
+rmdir foo
+if [ -d foo ]; then
+ fail "foo still exists"
+fi
+
+mkdir foo
+echo "schedule:enable_event:sched:sched_switch" > foo/set_ftrace_filter
+rmdir foo
+if [ -d foo ]; then
+ fail "foo still exists"
+fi
+if grep -q "schedule:enable_event:sched:sched_switch" ../set_ftrace_filter; then
+ echo "Older kernel detected. Cleanup filter"
+ echo '!schedule:enable_event:sched:sched_switch' > ../set_ftrace_filter
+fi
+
+instance_slam() {
+ while :; do
+ mkdir x
+ mkdir y
+ mkdir z
+ rmdir x
+ rmdir y
+ rmdir z
+ done 2>/dev/null
+}
+
+instance_slam &
+p1=$!
+echo $p1
+
+instance_slam &
+p2=$!
+echo $p2
+
+instance_slam &
+p3=$!
+echo $p3
+
+instance_slam &
+p4=$!
+echo $p4
+
+instance_slam &
+p5=$!
+echo $p5
+
+ls -lR >/dev/null
+sleep 1
+
+kill -1 $p1
+kill -1 $p2
+kill -1 $p3
+kill -1 $p4
+kill -1 $p5
+
+echo "Wait for processes to finish"
+wait $p1 $p2 $p3 $p4 $p5
+echo "all processes finished, wait for cleanup"
+
+mkdir x y z
+ls x y z
+rmdir x y z
+for d in x y z; do
+ if [ -d $d ]; then
+ fail "instance $d still exists"
+ fi
+done
+
+set -e
+
+exit 0
diff --git a/tools/testing/selftests/ftrace/test.d/instances/instance.tc b/tools/testing/selftests/ftrace/test.d/instances/instance.tc
new file mode 100644
index 000000000..607521d25
--- /dev/null
+++ b/tools/testing/selftests/ftrace/test.d/instances/instance.tc
@@ -0,0 +1,82 @@
+#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
+# description: Test creation and deletion of trace instances
+# requires: instances
+
+fail() { # mesg
+ rmdir x y z 2>/dev/null
+ echo $1
+ set -e
+ exit_fail
+}
+
+cd instances
+
+# we don't want to fail on error
+set +e
+
+mkdir x
+rmdir x
+result=$?
+
+if [ $result -ne 0 ]; then
+ echo "instance rmdir not supported"
+ exit_unsupported
+fi
+
+instance_slam() {
+ while :; do
+ mkdir x
+ mkdir y
+ mkdir z
+ rmdir x
+ rmdir y
+ rmdir z
+ done 2>/dev/null
+}
+
+instance_slam &
+p1=$!
+echo $p1
+
+instance_slam &
+p2=$!
+echo $p2
+
+instance_slam &
+p3=$!
+echo $p3
+
+instance_slam &
+p4=$!
+echo $p4
+
+instance_slam &
+p5=$!
+echo $p5
+
+ls -lR >/dev/null
+sleep 1
+
+kill -1 $p1
+kill -1 $p2
+kill -1 $p3
+kill -1 $p4
+kill -1 $p5
+
+echo "Wait for processes to finish"
+wait $p1 $p2 $p3 $p4 $p5
+echo "all processes finished, wait for cleanup"
+
+mkdir x y z
+ls x y z
+rmdir x y z
+for d in x y z; do
+ if [ -d $d ]; then
+ fail "instance $d still exists"
+ fi
+done
+
+set -e
+
+exit 0