selftests: openat2: Skip testcases that fail with EOPNOTSUPP

Skip testcases that fail since the requested valid flags combination is not
supported by the underlying filesystem.

Cc: Aleksa Sarai <cyphar@cyphar.com>
Signed-off-by: Cristian Marussi <cristian.marussi@arm.com>
Signed-off-by: Shuah Khan <skhan@linuxfoundation.org>

diff --git a/tools/testing/selftests/openat2/openat2_test.c b/tools/testing/selftests/openat2/openat2_test.c
index 1bddbe9..7fb9020 100644 (file)
--- a/tools/testing/selftests/openat2/openat2_test.c
+++ b/tools/testing/selftests/openat2/openat2_test.c
@@ -259,6 +259,16 @@ void test_openat2_flags(void)
                unlink(path);
 
                fd = sys_openat2(AT_FDCWD, path, &test->how);
+               if (fd < 0 && fd == -EOPNOTSUPP) {
+                       /*
+                        * Skip the testcase if it failed because not supported
+                        * by FS. (e.g. a valid O_TMPFILE combination on NFS)
+                        */
+                       ksft_test_result_skip("openat2 with %s fails with %d (%s)\n",
+                                             test->name, fd, strerror(-fd));
+                       goto next;
+               }
+
                if (test->err >= 0)
                        failed = (fd < 0);
                else
@@ -303,7 +313,7 @@ skip:
                else
                        resultfn("openat2 with %s fails with %d (%s)\n",
                                 test->name, test->err, strerror(-test->err));
-
+next:
                free(fdpath);
                fflush(stdout);
        }