Commit dd63bd7d authored by Zi Yan's avatar Zi Yan Committed by Andrew Morton
Browse files

selftests/mm: fix split huge page tests 

Fix two inputs to check_anon_huge() and one if condition, so the tests
work as expected.

Link: https://lkml.kernel.org/r/20230306160907.16804-1-zi.yan@sent.com


Fixes: c07c343c ("selftests/vm: dedup THP helpers")
Signed-off-by: default avatarZi Yan <ziy@nvidia.com>
Reviewed-by: default avatarZach O'Keefe <zokeefe@google.com>
Tested-by: default avatarZach O'Keefe <zokeefe@google.com>
Acked-by: default avatarDavid Hildenbrand <david@redhat.com>
Cc: Shuah Khan <shuah@kernel.org>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
parent 99c29133

tools/testing/selftests/mm/split_huge_page_test.c

+3 −3
Original line number Diff line number Diff line
@@ -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);

	}