Re: [PATCH v3 3/3] selftests/user_events: Add test cases when event is diabled

From: Beau Belgrave
Date: Thu Jun 22 2023 - 16:27:47 EST


On Wed, Jun 21, 2023 at 02:35:02PM +0800, sunliming wrote:
> When user_events are disabled, it's write operation should return zero.
> Add this test cases.
>
> Signed-off-by: sunliming <sunliming@xxxxxxxxxx>

I don't have a problem with the chagne to the test, however, the patch
title has a typo in it for "disabled" that should be corrected. I've
ACK'd the other 2 patches, so you only need to resubmit this one with a
correct title.

Thanks,
-Beau

> ---
> tools/testing/selftests/user_events/ftrace_test.c | 3 +++
> 1 file changed, 3 insertions(+)
>
> diff --git a/tools/testing/selftests/user_events/ftrace_test.c b/tools/testing/selftests/user_events/ftrace_test.c
> index d33bd31425db..7968d69c3a5c 100644
> --- a/tools/testing/selftests/user_events/ftrace_test.c
> +++ b/tools/testing/selftests/user_events/ftrace_test.c
> @@ -297,6 +297,9 @@ TEST_F(user, write_events) {
> io[0].iov_base = &reg.write_index;
> io[0].iov_len = sizeof(reg.write_index);
>
> + /* Write should return zero when event is not enabled */
> + ASSERT_EQ(0, writev(self->data_fd, (const struct iovec *)io, 3));
> +
> /* Enable event */
> self->enable_fd = open(enable_file, O_RDWR);
> ASSERT_NE(-1, write(self->enable_fd, "1", sizeof("1")))
> --
> 2.25.1