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Subject: Re: [PATCH 5/6] kselftest/arm64: Fix check_ksm_options test
To:     Vincenzo Frascino <vincenzo.frascino@arm.com>,
        linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org,
        linux-kselftest@vger.kernel.org
Cc:     Shuah Khan <shuah@kernel.org>,
        Catalin Marinas <catalin.marinas@arm.com>,
        Will Deacon <will@kernel.org>,
        Gabor Kertesz <gabor.kertesz@arm.com>
References: <20201026121248.2340-1-vincenzo.frascino@arm.com>
 <20201026121248.2340-6-vincenzo.frascino@arm.com>
From:   Amit Kachhap <amit.kachhap@arm.com>
Message-ID: <3610bc25-1c4f-8fac-9217-837679708b60@arm.com>
Date:   Tue, 27 Oct 2020 16:03:04 +0530
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On 10/26/20 5:42 PM, Vincenzo Frascino wrote:
> The check_ksm_options test reports the error below because the test
> plan is not declared correctly:
> 
>    # Planned tests != run tests (0 != 4)
> 
> Fix the test adding the correct test plan declaration.
This change makes sense and got missed earlier.
Acked by: Amit Daniel Kachhap <amit.kachhap@arm.com>

> 
> Fixes: f981d8fa2646 ("kselftest/arm64: Verify KSM page merge for MTE pages")
> Cc: Shuah Khan <shuah@kernel.org>
> Cc: Catalin Marinas <catalin.marinas@arm.com>
> Cc: Will Deacon <will@kernel.org>
> Cc: Gabor Kertesz <gabor.kertesz@arm.com>
> Cc: Amit Daniel Kachhap <amit.kachhap@arm.com>
> Signed-off-by: Vincenzo Frascino <vincenzo.frascino@arm.com>
> ---
>   tools/testing/selftests/arm64/mte/check_ksm_options.c | 4 ++++
>   1 file changed, 4 insertions(+)
> 
> diff --git a/tools/testing/selftests/arm64/mte/check_ksm_options.c b/tools/testing/selftests/arm64/mte/check_ksm_options.c
> index bc41ae630c86..3b23c4d61d38 100644
> --- a/tools/testing/selftests/arm64/mte/check_ksm_options.c
> +++ b/tools/testing/selftests/arm64/mte/check_ksm_options.c
> @@ -140,6 +140,10 @@ int main(int argc, char *argv[])
>   	/* Register signal handlers */
>   	mte_register_signal(SIGBUS, mte_default_handler);
>   	mte_register_signal(SIGSEGV, mte_default_handler);
> +
> +	/* Set test plan */
> +	ksft_set_plan(4);
> +
>   	/* Enable KSM */
>   	mte_ksm_setup();
>   
>