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SubjectRe: [PATCH v3 0/5] memblock tests: add tests for memblock_alloc_exact_nid_raw
Hi Mike,

I noticed that the memblock tree has been updated since I sent this
patch set. Do you want me to send an updated patch set applied on top of
the current tree?

On Wed, Oct 19, 2022 at 01:34:07PM -0500, Rebecca Mckeever wrote:
> These patches add tests for memblock_alloc_exact_nid_raw(). There are two
> sets of tests: range tests and NUMA tests. The range tests use a normal
> (i.e., UMA) simulated physical memory and set the nid to NUMA_NO_NODE. The
> NUMA tests use a simulated physical memory that is set up with multiple
> NUMA nodes. Additionally, most of the NUMA tests set nid != NUMA_NO_NODE.
>
> For the range tests, the TEST_F_EXACT flag is used to run the same set of
> range tests used for memblock_alloc_try_nid_raw(). The NUMA tests have the
> same setup as the corresponding test for memblock_alloc_try_nid_raw(), but
> several of the memblock_alloc_exact_nid_raw() tests fail to allocate
> memory in setups where the memblock_alloc_try_nid_raw() test would
> allocate memory. Also, some memblock_alloc_exact_nid_raw() tests drop the
> lower limit of the requested range in order to allocate within the
> requested node, but the same setup in a memblock_alloc_try_nid_raw() test
> allocates within the requested range.
>
> ---
> Changelog
>
> v1 -> v2
> PATCH 0:
> - Add missing memblock_alloc_exact_nid_raw to subject line
>
> v2 -> v3
> Based on feedback from David Hildenbrand:
> PATCH 1:
> - alloc_nid_api.c, alloc_nid_api.h, common.h:
> + Add TEST_F_EXACT flag so that tests in alloc_nid_api.c can be run
> with that flag to test memblock_alloc_exact_nid_raw()
> - alloc_exact_nid_api.c:
> + Update to run range tests in alloc_nid_api.c with TEST_F_EXACT flag
> instead of using a separate set of tests
> - alloc_nid_api.c:
> + Rename tests and other functions by removing "_try" so that the
> function names are general enough to refer to any of the
> memblock_alloc_*nid*() functions of the memblock API
> ---
>
> Rebecca Mckeever (5):
> memblock tests: introduce range tests for memblock_alloc_exact_nid_raw
> memblock tests: add top-down NUMA tests for
> memblock_alloc_exact_nid_raw
> memblock tests: add bottom-up NUMA tests for
> memblock_alloc_exact_nid_raw
> memblock tests: add generic NUMA tests for
> memblock_alloc_exact_nid_raw
> memblock tests: remove completed TODO item
>
> tools/testing/memblock/Makefile | 2 +-
> tools/testing/memblock/TODO | 7 +-
> tools/testing/memblock/main.c | 2 +
> .../memblock/tests/alloc_exact_nid_api.c | 1113 +++++++++++++++++
> .../memblock/tests/alloc_exact_nid_api.h | 25 +
> tools/testing/memblock/tests/alloc_nid_api.c | 542 ++++----
> tools/testing/memblock/tests/alloc_nid_api.h | 1 +
> tools/testing/memblock/tests/common.h | 2 +
> 8 files changed, 1425 insertions(+), 269 deletions(-)
> create mode 100644 tools/testing/memblock/tests/alloc_exact_nid_api.c
> create mode 100644 tools/testing/memblock/tests/alloc_exact_nid_api.h
>
> --
> 2.25.1
>
Thanks,
Rebecca

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