diff options
| author | Peter Xu <peterx@redhat.com> | 2023-04-12 19:42:34 +0300 |
|---|---|---|
| committer | Andrew Morton <akpm@linux-foundation.org> | 2023-04-19 02:30:04 +0300 |
| commit | 4af9ff29816ac011af143c9d5cd16ab75429a600 (patch) | |
| tree | bfcc6a2fca65a730c3fea462663fe2e459635b18 /tools | |
| parent | 366e93c46576e77f1ccfdeab31127f40537e7484 (diff) | |
| download | linux-4af9ff29816ac011af143c9d5cd16ab75429a600.tar.xz | |
selftests/mm: test UFFDIO_ZEROPAGE only when !hugetlb
Make the check as simple as "test_type == TEST_HUGETLB" because that's the
only mem that doesn't support ZEROPAGE.
Link: https://lkml.kernel.org/r/20230412164234.328168-1-peterx@redhat.com
Signed-off-by: Peter Xu <peterx@redhat.com>
Reviewed-by: Axel Rasmussen <axelrasmussen@google.com>
Cc: David Hildenbrand <david@redhat.com>
Cc: Dmitry Safonov <0x7f454c46@gmail.com>
Cc: Mike Kravetz <mike.kravetz@oracle.com>
Cc: Mike Rapoport (IBM) <rppt@kernel.org>
Cc: Zach O'Keefe <zokeefe@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'tools')
| -rw-r--r-- | tools/testing/selftests/mm/userfaultfd.c | 2 |
1 files changed, 1 insertions, 1 deletions
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) |