linux-kernel - Re: [PATCH 7/8] memblock tests: add tests for memblock_*bottom

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Message-ID: <b5444ddd-78b3-b420-d902-1411ed016793@intel.com>
Date:   Tue, 16 Aug 2022 09:46:57 +0800
From:   "Huang, Shaoqin" <shaoqin.huang@...el.com>
To:     Rebecca Mckeever <remckee0@...il.com>,
        Mike Rapoport <rppt@...nel.org>, <linux-mm@...ck.org>,
        <linux-kernel@...r.kernel.org>
CC:     David Hildenbrand <david@...hat.com>
Subject: Re: [PATCH 7/8] memblock tests: add tests for memblock_*bottom_up
 functions

Reviewed-by: Shaoqin Huang <shaoqin.huang@...el.com>

On 8/14/2022 1:53 PM, Rebecca Mckeever wrote:
> Add simple tests for memblock_set_bottom_up() and memblock_bottom_up().
> 
> Reviewed-by: David Hildenbrand <david@...hat.com>
> Signed-off-by: Rebecca Mckeever <remckee0@...il.com>
> ---
>   tools/testing/memblock/tests/basic_api.c | 45 ++++++++++++++++++++++++
>   1 file changed, 45 insertions(+)
> 
> diff --git a/tools/testing/memblock/tests/basic_api.c b/tools/testing/memblock/tests/basic_api.c
> index ef5642d0863b..d7f008e7a12a 100644
> --- a/tools/testing/memblock/tests/basic_api.c
> +++ b/tools/testing/memblock/tests/basic_api.c
> @@ -1679,6 +1679,50 @@ static int memblock_free_checks(void)
>   	return 0;
>   }
>   
> +static int memblock_set_bottom_up_check(void)
> +{
> +	prefix_push("memblock_set_bottom_up");
> +
> +	memblock_set_bottom_up(false);
> +	ASSERT_EQ(memblock.bottom_up, false);
> +	memblock_set_bottom_up(true);
> +	ASSERT_EQ(memblock.bottom_up, true);
> +
> +	reset_memblock_attributes();
> +	test_pass_pop();
> +
> +	return 0;
> +}
> +
> +static int memblock_bottom_up_check(void)
> +{
> +	prefix_push("memblock_bottom_up");
> +
> +	memblock_set_bottom_up(false);
> +	ASSERT_EQ(memblock_bottom_up(), memblock.bottom_up);
> +	ASSERT_EQ(memblock_bottom_up(), false);
> +	memblock_set_bottom_up(true);
> +	ASSERT_EQ(memblock_bottom_up(), memblock.bottom_up);
> +	ASSERT_EQ(memblock_bottom_up(), true);
> +
> +	reset_memblock_attributes();
> +	test_pass_pop();
> +
> +	return 0;
> +}
> +
> +static int memblock_bottom_up_checks(void)
> +{
> +	test_print("Running memblock_*bottom_up tests...\n");
> +
> +	prefix_reset();
> +	memblock_set_bottom_up_check();
> +	prefix_reset();
> +	memblock_bottom_up_check();
> +
> +	return 0;
> +}
> +
>   int memblock_basic_checks(void)
>   {
>   	memblock_initialization_check();
> @@ -1686,6 +1730,7 @@ int memblock_basic_checks(void)
>   	memblock_reserve_checks();
>   	memblock_remove_checks();
>   	memblock_free_checks();
> +	memblock_bottom_up_checks();
>   
>   	return 0;
>   }