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Fri, 06 Feb 2026 11:06:06 -0800 (PST) Received: from toolbx ([103.230.182.3]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-824418a70fesm2910894b3a.45.2026.02.06.11.06.01 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 06 Feb 2026 11:06:05 -0800 (PST) From: Dorjoy Chowdhury To: linux-fsdevel@vger.kernel.org Cc: linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk, brauner@kernel.org, jack@suse.cz, jlayton@kernel.org, chuck.lever@oracle.com, alex.aring@gmail.com, arnd@arndb.de, adilger@dilger.ca, mjguzik@gmail.com, smfrench@gmail.com Subject: [PATCH v4 2/4] kselftest/openat2: test for OPENAT2_REGULAR flag Date: Sat, 7 Feb 2026 01:03:37 +0600 Message-ID: <20260206190536.57289-3-dorjoychy111@gmail.com> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20260206190536.57289-1-dorjoychy111@gmail.com> References: <20260206190536.57289-1-dorjoychy111@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Just a happy path test. Signed-off-by: Dorjoy Chowdhury --- .../testing/selftests/openat2/openat2_test.c | 46 ++++++++++++++++++- 1 file changed, 45 insertions(+), 1 deletion(-) diff --git a/tools/testing/selftests/openat2/openat2_test.c b/tools/testing= /selftests/openat2/openat2_test.c index 0e161ef9e9e4..238de9cff291 100644 --- a/tools/testing/selftests/openat2/openat2_test.c +++ b/tools/testing/selftests/openat2/openat2_test.c @@ -320,8 +320,51 @@ void test_openat2_flags(void) } } =20 +#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", __fun= c__); + return; + } + + struct open_how how =3D { + .flags =3D OPENAT2_REGULAR | O_RDONLY + }; + + int fd =3D sys_openat2(AT_FDCWD, "/dev/null", &how); + + if (fd =3D=3D -ENOENT) { + ksft_test_result_skip("Skipping %s as there is no /dev/null\n", __func__= ); + return; + } + + if (fd !=3D -EFTYPE) { + ksft_test_result_fail("openat2 should return EFTYPE\n"); + return; + } + + how.flags =3D OPENAT2_REGULAR | O_DIRECTORY | O_RDONLY; + + fd =3D sys_openat2(AT_FDCWD, "/dev", &how); + + if (fd < 0) { + ksft_test_result_fail("openat2 should open directory with both O_DIRECTO= RY and OPENAT2_REGULAR\n"); + return; + } + + ksft_test_result_pass("%s succeeded\n", __func__); +} + #define NUM_TESTS (NUM_OPENAT2_STRUCT_VARIATIONS * NUM_OPENAT2_STRUCT_TEST= S + \ - NUM_OPENAT2_FLAG_TESTS) + NUM_OPENAT2_FLAG_TESTS + 1) =20 int main(int argc, char **argv) { @@ -330,6 +373,7 @@ int main(int argc, char **argv) =20 test_openat2_struct(); test_openat2_flags(); + test_openat2_regular_flag(); =20 if (ksft_get_fail_cnt() + ksft_get_error_cnt() > 0) ksft_exit_fail(); --=20 2.53.0