diff options
Diffstat (limited to 'tools/testing/selftests/ftrace/test.d/kprobe/kretprobe_args.tc')
| -rw-r--r-- | tools/testing/selftests/ftrace/test.d/kprobe/kretprobe_args.tc | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/tools/testing/selftests/ftrace/test.d/kprobe/kretprobe_args.tc b/tools/testing/selftests/ftrace/test.d/kprobe/kretprobe_args.tc new file mode 100644 index 000000000..197cc2afd --- /dev/null +++ b/tools/testing/selftests/ftrace/test.d/kprobe/kretprobe_args.tc @@ -0,0 +1,19 @@ +#!/bin/sh +# SPDX-License-Identifier: GPL-2.0 +# description: Kretprobe dynamic event with arguments +# requires: kprobe_events + +# Add new kretprobe event +echo "r:testprobe2 $FUNCTION_FORK \$retval" > kprobe_events +grep testprobe2 kprobe_events | grep -q 'arg1=\$retval' +test -d events/kprobes/testprobe2 + +echo 1 > events/kprobes/testprobe2/enable +( echo "forked") + +cat trace | grep testprobe2 | grep -q "<- $FUNCTION_FORK" + +echo 0 > events/kprobes/testprobe2/enable +echo '-:testprobe2' >> kprobe_events +clear_trace +test -d events/kprobes/testprobe2 && exit_fail || exit_pass |