From mboxrd@z Thu Jan 1 00:00:00 1970 From: mhiramat at kernel.org (Masami Hiramatsu) Date: Fri, 17 Aug 2018 01:37:13 +0900 Subject: [PATCH v2 17/32] selftests/ftrace: Add kprobe event with $comm argument testcase In-Reply-To: <153443695002.23257.13628220023468200991.stgit@devbox> References: <153443695002.23257.13628220023468200991.stgit@devbox> Message-ID: <153443743305.23257.15090529854978913091.stgit@devbox> Add kprobe-event with $comm argument testcase to ftracetest. This not only checks syntax but also checks log file. Signed-off-by: Masami Hiramatsu --- .../ftrace/test.d/kprobe/kprobe_args_comm.tc | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) create mode 100644 tools/testing/selftests/ftrace/test.d/kprobe/kprobe_args_comm.tc diff --git a/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_args_comm.tc b/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_args_comm.tc new file mode 100644 index 000000000000..15c1f70fcaf9 --- /dev/null +++ b/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_args_comm.tc @@ -0,0 +1,17 @@ +#!/bin/sh +# SPDX-License-Identifier: GPL-2.0 +# description: Kprobe event with comm arguments + +[ -f kprobe_events ] || exit_unsupported # this is configurable + +grep -A1 "fetcharg:" README | grep -q "\$comm" || exit_unsupported # this is too old + +echo 'p:testprobe _do_fork comm=$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 From mboxrd@z Thu Jan 1 00:00:00 1970 From: mhiramat@kernel.org (Masami Hiramatsu) Date: Fri, 17 Aug 2018 01:37:13 +0900 Subject: [PATCH v2 17/32] selftests/ftrace: Add kprobe event with $comm argument testcase In-Reply-To: <153443695002.23257.13628220023468200991.stgit@devbox> References: <153443695002.23257.13628220023468200991.stgit@devbox> Message-ID: <153443743305.23257.15090529854978913091.stgit@devbox> Content-Type: text/plain; charset="UTF-8" Message-ID: <20180816163713.it477TAzn8Rc06cpA6CF1NRf4NjCtwRhcFEJDdFI1t4@z> Add kprobe-event with $comm argument testcase to ftracetest. This not only checks syntax but also checks log file. Signed-off-by: Masami Hiramatsu --- .../ftrace/test.d/kprobe/kprobe_args_comm.tc | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) create mode 100644 tools/testing/selftests/ftrace/test.d/kprobe/kprobe_args_comm.tc diff --git a/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_args_comm.tc b/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_args_comm.tc new file mode 100644 index 000000000000..15c1f70fcaf9 --- /dev/null +++ b/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_args_comm.tc @@ -0,0 +1,17 @@ +#!/bin/sh +# SPDX-License-Identifier: GPL-2.0 +# description: Kprobe event with comm arguments + +[ -f kprobe_events ] || exit_unsupported # this is configurable + +grep -A1 "fetcharg:" README | grep -q "\$comm" || exit_unsupported # this is too old + +echo 'p:testprobe _do_fork comm=$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