From: "Mike Rapoport (Microsoft)" 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. Signed-off-by: Mike Rapoport (Microsoft) --- tools/testing/selftests/mm/hugetlb_madv_vs_map.c | 7 ++----- 1 file 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 dfbd71a7f709..6c95dd23ca81 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(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(); -- 2.53.0