[PATCH v6 2/4] kselftest/openat2: test for OPENAT2_REGULAR flag
From: Dorjoy Chowdhury <hidden>
Date: 2026-03-28 17:24:10
Also in:
ceph-devel, gfs2, linux-cifs, linux-fsdevel, linux-kselftest, linux-nfs, lkml, v9fs
Subsystem:
kernel selftest framework, the rest · Maintainers:
Shuah Khan, Linus Torvalds
Just a happy path test. Signed-off-by: Dorjoy Chowdhury <redacted> --- .../testing/selftests/openat2/openat2_test.c | 37 ++++++++++++++++++- 1 file changed, 36 insertions(+), 1 deletion(-)
diff --git a/tools/testing/selftests/openat2/openat2_test.c b/tools/testing/selftests/openat2/openat2_test.c
index 0e161ef9e9e4..e8847f7d416c 100644
--- a/tools/testing/selftests/openat2/openat2_test.c
+++ b/tools/testing/selftests/openat2/openat2_test.c@@ -320,8 +320,42 @@ void test_openat2_flags(void) } } +#ifndef OPENAT2_REGULAR +#define OPENAT2_REGULAR 040000000 +#endif + +#ifndef EFTYPE +#define EFTYPE 134 +#endif + +void test_openat2_regular_flag(void) +{ + if (!openat2_supported) { + ksft_test_result_skip("Skipping %s as openat2 is not supported\n", __func__); + return; + } + + struct open_how how = { + .flags = OPENAT2_REGULAR | O_RDONLY + }; + + int fd = sys_openat2(AT_FDCWD, "/dev/null", &how); + + if (fd == -ENOENT) { + ksft_test_result_skip("Skipping %s as there is no /dev/null\n", __func__); + return; + } + + if (fd != -EFTYPE) { + ksft_test_result_fail("openat2 should return EFTYPE\n"); + return; + } + + ksft_test_result_pass("%s succeeded\n", __func__); +} + #define NUM_TESTS (NUM_OPENAT2_STRUCT_VARIATIONS * NUM_OPENAT2_STRUCT_TESTS + \ - NUM_OPENAT2_FLAG_TESTS) + NUM_OPENAT2_FLAG_TESTS + 1) int main(int argc, char **argv) {
@@ -330,6 +364,7 @@ int main(int argc, char **argv) test_openat2_struct(); test_openat2_flags(); + test_openat2_regular_flag(); if (ksft_get_fail_cnt() + ksft_get_error_cnt() > 0) ksft_exit_fail();
--
2.53.0