Re: [PATCH v6 0/4] memblock tests: add NUMA tests for memblock_alloc_try_nid*

Mike Rapoport
2022-09-18T07:32:38Z

On Tue, Sep 13, 2022 at 12:21:08AM -0500, Rebecca Mckeever wrote:
> These patches add additional tests for memblock_alloc_try_nid() and
> memblock_alloc_try_nid_raw() that use a simulated physical
> memory that is set up with multiple NUMA nodes. Additionally, most of
> these tests set nid != NUMA_NO_NODE.
>
> To set up a simulated physical memory with multiple NUMA nodes, patch 1
> introduces setup_numa_memblock(). This function uses a previously
> allocated dummy physical memory. It can be used in place of
> setup_memblock() in tests that need to simulate a NUMA system.
>
> These tests are run twice, once for memblock_alloc_try_nid() and once
> for memblock_alloc_try_nid_raw(), so that both functions are tested with
> the same set of tests. When the tests run memblock_alloc_try_nid(), they
> test that the entire memory region is zero. When the tests run
> memblock_alloc_try_nid_raw(), they test that the entire memory region is
> nonzero.
>
> Rebecca Mckeever (4):
> memblock tests: add simulation of physical memory with multiple NUMA
> nodes
> memblock tests: add top-down NUMA tests for memblock_alloc_try_nid*
> memblock tests: add bottom-up NUMA tests for memblock_alloc_try_nid*
> memblock tests: add generic NUMA tests for memblock_alloc_try_nid*
>
> .../testing/memblock/scripts/Makefile.include | 2 +-
> tools/testing/memblock/tests/alloc_nid_api.c | 1466 ++++++++++++++++-
> tools/testing/memblock/tests/alloc_nid_api.h | 16 +
> tools/testing/memblock/tests/common.c | 31 +
> tools/testing/memblock/tests/common.h | 22 +-
> 5 files changed, 1524 insertions(+), 13 deletions(-)

Applied, thanks!

--
Sincerely yours,
Mike.