From c27b40cf919254459698d6622828152b509b9980 Mon Sep 17 00:00:00 2001 From: sunliming Date: Mon, 26 Jun 2023 19:13:43 +0800 Subject: [PATCH] selftests/user_events: Enable the event before write_fault test in ftrace self-test The user_event has not be enabled in write_fault test in ftrace self-test, Just enable it. Link: https://lkml.kernel.org/r/20230626111344.19136-3-sunliming@kylinos.cn Acked-by: Beau Belgrave Signed-off-by: sunliming Signed-off-by: Steven Rostedt (Google) --- tools/testing/selftests/user_events/ftrace_test.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/tools/testing/selftests/user_events/ftrace_test.c b/tools/testing/selftests/user_events/ftrace_test.c index eb6904d..8889874 100644 --- a/tools/testing/selftests/user_events/ftrace_test.c +++ b/tools/testing/selftests/user_events/ftrace_test.c @@ -400,6 +400,10 @@ TEST_F(user, write_fault) { ASSERT_EQ(0, ioctl(self->data_fd, DIAG_IOCSREG, ®)); ASSERT_EQ(0, reg.write_index); + /* Enable event */ + self->enable_fd = open(enable_file, O_RDWR); + ASSERT_NE(-1, write(self->enable_fd, "1", sizeof("1"))) + /* Write should work normally */ ASSERT_NE(-1, writev(self->data_fd, (const struct iovec *)io, 2)); -- 2.7.4