[PATCH 10/29] selftests/mm: Test UFFDIO_ZEROPAGE only when !hugetlb

Peter Xu
2023-03-30T16:08:21Z

Make the check as simple as "test_type == TEST_HUGETLB" because that's the
only mem that doesn't support ZEROPAGE.

Signed-off-by: Peter Xu <peterx@redhat.com>
---
tools/testing/selftests/mm/userfaultfd.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/testing/selftests/mm/userfaultfd.c b/tools/testing/selftests/mm/userfaultfd.c
index 795fbc4d84f8..d724f1c78847 100644
--- a/tools/testing/selftests/mm/userfaultfd.c
+++ b/tools/testing/selftests/mm/userfaultfd.c
@@ -1118,7 +1118,7 @@ static int __uffdio_zeropage(int ufd, unsigned long offset, bool retry)
{
struct uffdio_zeropage uffdio_zeropage;
int ret;
- bool has_zeropage = get_expected_ioctls(0) & (1 << _UFFDIO_ZEROPAGE);
+ bool has_zeropage = !(test_type == TEST_HUGETLB);
__s64 res;

if (offset >= nr_pages * page_size)
--
2.39.1