Add kprobe-event with $comm argument testcase to ftracetest. This not only checks syntax but also checks log file. Signed-off-by: Masami Hiramatsu <mhiramat@xxxxxxxxxx> --- .../ftrace/test.d/kprobe/kprobe_args_comm.tc | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) create mode 100644 tools/testing/selftests/ftrace/test.d/kprobe/kprobe_args_comm.tc diff --git a/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_args_comm.tc b/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_args_comm.tc new file mode 100644 index 000000000000..15c1f70fcaf9 --- /dev/null +++ b/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_args_comm.tc @@ -0,0 +1,17 @@ +#!/bin/sh +# SPDX-License-Identifier: GPL-2.0 +# description: Kprobe event with comm arguments + +[ -f kprobe_events ] || exit_unsupported # this is configurable + +grep -A1 "fetcharg:" README | grep -q "\$comm" || exit_unsupported # this is too old + +echo 'p:testprobe _do_fork comm=$comm ' > kprobe_events +grep testprobe kprobe_events | grep -q 'comm=$comm' +test -d events/kprobes/testprobe + +echo 1 > events/kprobes/testprobe/enable +( echo "forked") +grep testprobe trace | grep -q 'comm=".*"' + +exit 0
