Re: [PATCH 0/4] selftests/mm: skip several tests when thp is not available

Mike Rapoport
2026-03-12T14:04:11Z

On Thu, Mar 12, 2026 at 07:40:23PM +0800, Chunyu Hu wrote:
> There are several tests requires transprarent hugepages, when run on thp
> disabled kernel such as realtime kernel, there will be false positve.

I presume that when THP tests run on kernels with THP disabled they fail
and it would be a false negative rather than false positive.

> Mark those tests as skip when thp is not available.
>
> Chunye Hu (4):
> selftests/mm/guard-regions: skip collapse test when thp not enabled
> selftests/mm: soft-dirty: skip two tests when thp not available
> selftests/mm: split_huge_page_test: skip the test when thp not
> available
> selftests/mm: transhuge_stress: skip the test when thp not available
>
> tools/testing/selftests/mm/guard-regions.c | 4 ++++
> tools/testing/selftests/mm/soft-dirty.c | 4 +++-
> tools/testing/selftests/mm/split_huge_page_test.c | 9 +++++++--
> tools/testing/selftests/mm/transhuge-stress.c | 4 ++++
> 4 files changed, 18 insertions(+), 3 deletions(-)
>
>
> base-commit: 80234b5ab240f52fa45d201e899e207b9265ef91
> --
> 2.53.0
>

--
Sincerely yours,
Mike.