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Sat, 21 Feb 2026 07:00:11 -0800 (PST) From: Dorjoy Chowdhury To: linux-fsdevel@vger.kernel.org Cc: linux-kernel@vger.kernel.org, ceph-devel@vger.kernel.org, gfs2@lists.linux.dev, linux-nfs@vger.kernel.org, linux-cifs@vger.kernel.org, v9fs@lists.linux.dev, linux-kselftest@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, richard.henderson@linaro.org, mattst88@gmail.com, linmag7@gmail.com, tsbogend@alpha.franken.de, James.Bottomley@HansenPartnership.com, deller@gmx.de, davem@davemloft.net, andreas@gaisler.com, idryomov@gmail.com, amarkuze@redhat.com, slava@dubeyko.com, agruenba@redhat.com, trondmy@kernel.org, anna@kernel.org, sfrench@samba.org, pc@manguebit.org, ronniesahlberg@gmail.com, sprasad@microsoft.com, tom@talpey.com, bharathsm@microsoft.com, shuah@kernel.org, miklos@szeredi.hu, hansg@kernel.org Subject: [PATCH v4 2/4] kselftest/openat2: test for OPENAT2_REGULAR flag Date: Sat, 21 Feb 2026 20:45:44 +0600 Message-ID: <20260221145915.81749-3-dorjoychy111@gmail.com> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20260221145915.81749-1-dorjoychy111@gmail.com> References: <20260221145915.81749-1-dorjoychy111@gmail.com> Precedence: bulk X-Mailing-List: linux-cifs@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Just a happy path test. Signed-off-by: Dorjoy Chowdhury --- .../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