linux/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_args_comm.tc
Christian Brauner eea11285da
tracing: switch to kernel_clone()
The old _do_fork() helper is removed in favor of the new kernel_clone() helper.
The latter adheres to naming conventions for kernel internal syscall helpers.

Signed-off-by: Christian Brauner <christian.brauner@ubuntu.com>
Cc: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Cc: Alexandre Chartre <alexandre.chartre@oracle.com>
Cc: Jonathan Corbet <corbet@lwn.net>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Masami Hiramatsu <mhiramat@kernel.org>
Cc: Shuah Khan <shuah@kernel.org>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Steven Rostedt <rostedt@goodmis.org>
Cc: Xiao Yang <yangx.jy@cn.fujitsu.com>
Cc: Tom Zanussi <zanussi@kernel.org>
Cc: linux-doc@vger.kernel.org
Cc: linux-kselftest@vger.kernel.org
Link: https://lore.kernel.org/r/20200819104655.436656-11-christian.brauner@ubuntu.com
2020-08-20 13:12:59 +02:00

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#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
# description: Kprobe event with comm arguments
# requires: kprobe_events
grep -A1 "fetcharg:" README | grep -q "\$comm" || exit_unsupported # this is too old
echo 'p:testprobe kernel_clone 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