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selftests/user_events: Enable the event before write_fault test in ftrace self-test

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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 <beaub@linux.microsoft.com>
Signed-off-by: sunliming <sunliming@kylinos.cn>
Signed-off-by: Steven Rostedt (Google) <rostedt@goodmis.org>
This commit is contained in:
sunliming 2023-06-26 19:13:43 +08:00 committed by Steven Rostedt (Google)
parent f6d026eea3
commit c27b40cf91
1 changed files with 4 additions and 0 deletions
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4
tools/testing/selftests/user_events/ftrace_test.c
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@ -400,6 +400,10 @@ TEST_F(user, write_fault) {
ASSERT_EQ(0, ioctl(self->data_fd, DIAG_IOCSREG, &reg));
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));