diff options
| author | Mike Rapoport (Microsoft) <rppt@kernel.org> | 2026-05-11 19:28:23 +0300 |
|---|---|---|
| committer | Andrew Morton <akpm@linux-foundation.org> | 2026-05-28 21:31:51 -0700 |
| commit | 0a8cd962553b3241dd6aa7897a343b8749396321 (patch) | |
| tree | b111721069a912ea184ab4b235c22d73572891b8 /tools | |
| parent | 9e62ef7d31c83fff56acc5084634b4d7e4f021c4 (diff) | |
| download | linux-next-history-0a8cd962553b3241dd6aa7897a343b8749396321.tar.gz | |
selftests/mm: hugetlb_madv_vs_map: add setup of HugeTLB pages
hugetlb_madv_vs_map test skips testing if there are no free huge pages
prepared by a wrapper script.
Add setup of HugeTLB pages to the test and make sure that the original
settings are restored on the test exit.
Link: https://lore.kernel.org/20260511162840.375890-40-rppt@kernel.org
Signed-off-by: Mike Rapoport (Microsoft) <rppt@kernel.org>
Tested-by: Luiz Capitulino <luizcap@redhat.com>
Tested-by: Sarthak Sharma <sarthak.sharma@arm.com>
Cc: Baolin Wang <baolin.wang@linux.alibaba.com>
Cc: Barry Song <baohua@kernel.org>
Cc: David Hildenbrand <david@kernel.org>
Cc: Dev Jain <dev.jain@arm.com>
Cc: Donet Tom <donettom@linux.ibm.com>
Cc: Jason Gunthorpe <jgg@ziepe.ca>
Cc: John Hubbard <jhubbard@nvidia.com>
Cc: Lance Yang <lance.yang@linux.dev>
Cc: Leon Romanovsky <leon@kernel.org>
Cc: Liam Howlett <liam@infradead.org>
Cc: Li Wang <li.wang@linux.dev>
Cc: Lorenzo Stoakes <ljs@kernel.org>
Cc: Mark Brown <broonie@kernel.org>
Cc: Michal Hocko <mhocko@suse.com>
Cc: Nico Pache <npache@redhat.com>
Cc: Peter Xu <peterx@redhat.com>
Cc: Ryan Roberts <ryan.roberts@arm.com>
Cc: Shuah Khan <shuah@kernel.org>
Cc: Suren Baghdasaryan <surenb@google.com>
Cc: Vlastimil Babka <vbabka@kernel.org>
Cc: Zi Yan <ziy@nvidia.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'tools')
| -rw-r--r-- | tools/testing/selftests/mm/hugetlb_madv_vs_map.c | 7 |
1 files changed, 2 insertions, 5 deletions
diff --git a/tools/testing/selftests/mm/hugetlb_madv_vs_map.c b/tools/testing/selftests/mm/hugetlb_madv_vs_map.c index dfbd71a7f709d..f94549efcc6ff 100644 --- a/tools/testing/selftests/mm/hugetlb_madv_vs_map.c +++ b/tools/testing/selftests/mm/hugetlb_madv_vs_map.c @@ -77,7 +77,6 @@ void *map_extra(void *unused) int main(void) { pthread_t thread1, thread2, thread3; - unsigned long free_hugepages; void *ret; /* @@ -89,11 +88,9 @@ int main(void) ksft_print_header(); ksft_set_plan(1); - free_hugepages = hugetlb_free_default_pages(); - - if (free_hugepages != 1) + if (!hugetlb_setup_default_exact(1)) ksft_exit_skip("This test needs one and only one page to execute. Got %lu\n", - free_hugepages); + hugetlb_free_default_pages()); mmap_size = default_huge_page_size(); |