diff options
author | Peter Xu <peterx@redhat.com> | 2023-04-12 19:43:31 +0300 |
---|---|---|
committer | Andrew Morton <akpm@linux-foundation.org> | 2023-04-19 02:30:05 +0300 |
commit | c5cb903646f4df0ab3760dcb2e5571b528b6db59 (patch) | |
tree | 75c723a4347cffd5ad0d5c8220bccead103ea759 /tools/testing/selftests/mm/uffd-stress.c | |
parent | d5433ce84d2572d43a3c58e5cab21db200669bfd (diff) | |
download | linux-c5cb903646f4df0ab3760dcb2e5571b528b6db59.tar.xz |
selftests/mm: drop global mem_fd in uffd tests
Drop it by creating the memfd dynamically in the tests.
Link: https://lkml.kernel.org/r/20230412164331.328584-1-peterx@redhat.com
Signed-off-by: Peter Xu <peterx@redhat.com>
Reviewed-by: Mike Rapoport (IBM) <rppt@kernel.org>
Cc: 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: Zach O'Keefe <zokeefe@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'tools/testing/selftests/mm/uffd-stress.c')
-rw-r--r-- | tools/testing/selftests/mm/uffd-stress.c | 15 |
1 files changed, 0 insertions, 15 deletions
diff --git a/tools/testing/selftests/mm/uffd-stress.c b/tools/testing/selftests/mm/uffd-stress.c index e6d39a755082..4eca1a0276c2 100644 --- a/tools/testing/selftests/mm/uffd-stress.c +++ b/tools/testing/selftests/mm/uffd-stress.c @@ -1090,21 +1090,6 @@ int main(int argc, char **argv) } nr_pages = nr_pages_per_cpu * nr_cpus; - if (test_type == TEST_SHMEM || test_type == TEST_HUGETLB) { - unsigned int memfd_flags = 0; - - if (test_type == TEST_HUGETLB) - memfd_flags = MFD_HUGETLB; - mem_fd = memfd_create(argv[0], memfd_flags); - if (mem_fd < 0) - err("memfd_create"); - if (ftruncate(mem_fd, nr_pages * page_size * 2)) - err("ftruncate"); - if (fallocate(mem_fd, - FALLOC_FL_PUNCH_HOLE | FALLOC_FL_KEEP_SIZE, 0, - nr_pages * page_size * 2)) - err("fallocate"); - } printf("nr_pages: %lu, nr_pages_per_cpu: %lu\n", nr_pages, nr_pages_per_cpu); return userfaultfd_stress(); |