linux-kernel - Re: [PATCH v4 0/3] Add tests trying to memblock_add() or memblock

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Message-ID: <Y1axQhbZlZ3lXion@kernel.org>
Date:   Mon, 24 Oct 2022 18:37:38 +0300
From:   Mike Rapoport <rppt@...nel.org>
To:     shaoqin.huang@...el.com
Cc:     David Hildenbrand <david@...hat.com>,
        Karolina Drobnik <karolinadrobnik@...il.com>,
        linux-kernel@...r.kernel.org, linux-mm@...ck.org,
        Rebecca Mckeever <remckee0@...il.com>
Subject: Re: [PATCH v4 0/3] Add tests trying to memblock_add() or
 memblock_reserve() 129th region

On Tue, Oct 11, 2022 at 02:21:19PM +0800, shaoqin.huang@...el.com wrote:
> From: Shaoqin Huang <shaoqin.huang@...el.com>
> 
> These tests is aimed for testing the memblock_double_array() can work normal. It
> will using the dummy_physical_memory_init() to add the valid memory region into
> the memblock.memory, and this memory region will be choosed when
> memblock_double_array() to allocate the new memory region to double the regions.
> Thus the new memory.regions or reserved.regions will occupy the valid memory
> region, and the memory.max and reserved.max also being doubled. Check all of
> these changed stuff, to make sure it actually success.
> 
> Changelog:
> ----------
> v4:
>   - Increase the MEM_SIZE to SZ_32K. And makes the calculation process in
>   memblock_add_many_check() more simpler.
> v3:
>   - Avoid to allocated multiple memory region from dummy_physical_memory_base(),
>   split the memory into different part instead.
>   - Some comments improvement.
> v2:
>   - Modify the get_memory_block_base() to dummy_physical_memory_base().
>   - memory_add() the memory which is allocated from dummy_physical_memory_init()
>   instead of some faked memory.
>   - Add more comments to illustrate the test process.
>   - Add a function dummy_physical_memory_cleanup_many() to free multiple memory
>   which is allocated from dummy_physical_memory_init().
> 
> Shaoqin Huang (3):
>   memblock test: Add test to memblock_add() 129th region
>   memblock test: Add test to memblock_reserve() 129th region
>   memblock test: Update TODO list
> 
>  tools/testing/memblock/TODO              |  11 +-
>  tools/testing/memblock/tests/basic_api.c | 184 +++++++++++++++++++++++
>  tools/testing/memblock/tests/common.c    |   7 +-
>  tools/testing/memblock/tests/common.h    |   6 +-
>  4 files changed, 196 insertions(+), 12 deletions(-)

Applied, thanks!

-- 
Sincerely yours,
Mike.