diff options
Diffstat (limited to 'tools/testing/selftests/mm/split_huge_page_test.c')
| -rw-r--r-- | tools/testing/selftests/mm/split_huge_page_test.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/tools/testing/selftests/mm/split_huge_page_test.c b/tools/testing/selftests/mm/split_huge_page_test.c index 76e1c36dd9e5..0e74635c8c3d 100644 --- a/tools/testing/selftests/mm/split_huge_page_test.c +++ b/tools/testing/selftests/mm/split_huge_page_test.c @@ -106,7 +106,7 @@ void split_pmd_thp(void) for (i = 0; i < len; i++) one_page[i] = (char)i; - if (!check_huge_anon(one_page, 1, pmd_pagesize)) { + if (!check_huge_anon(one_page, 4, pmd_pagesize)) { printf("No THP is allocated\n"); exit(EXIT_FAILURE); } @@ -122,7 +122,7 @@ void split_pmd_thp(void) } - if (check_huge_anon(one_page, 0, pmd_pagesize)) { + if (!check_huge_anon(one_page, 0, pmd_pagesize)) { printf("Still AnonHugePages not split\n"); exit(EXIT_FAILURE); } @@ -169,7 +169,7 @@ void split_pte_mapped_thp(void) for (i = 0; i < len; i++) one_page[i] = (char)i; - if (!check_huge_anon(one_page, 1, pmd_pagesize)) { + if (!check_huge_anon(one_page, 4, pmd_pagesize)) { printf("No THP is allocated\n"); exit(EXIT_FAILURE); } @@ -300,6 +300,10 @@ int main(int argc, char **argv) pagesize = getpagesize(); pageshift = ffs(pagesize) - 1; pmd_pagesize = read_pmd_pagesize(); + if (!pmd_pagesize) { + printf("Reading PMD pagesize failed\n"); + exit(EXIT_FAILURE); + } split_pmd_thp(); split_pte_mapped_thp(); |