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GET /api/patches/2218403/?format=api
HTTP 200 OK
Allow: GET, PUT, PATCH, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "id": 2218403,
    "url": "http://patchwork.ozlabs.org/api/patches/2218403/?format=api",
    "web_url": "http://patchwork.ozlabs.org/project/linux-cifs-client/patch/20260401072912.355072-8-huiwen.he@linux.dev/",
    "project": {
        "id": 12,
        "url": "http://patchwork.ozlabs.org/api/projects/12/?format=api",
        "name": "Linux CIFS Client",
        "link_name": "linux-cifs-client",
        "list_id": "linux-cifs.vger.kernel.org",
        "list_email": "linux-cifs@vger.kernel.org",
        "web_url": "",
        "scm_url": "",
        "webscm_url": "",
        "list_archive_url": "",
        "list_archive_url_format": "",
        "commit_url_format": ""
    },
    "msgid": "<20260401072912.355072-8-huiwen.he@linux.dev>",
    "list_archive_url": null,
    "date": "2026-04-01T07:29:07",
    "name": "[v2,07/12] smb/client: introduce KUnit test to check ntstatus_to_dos_map search",
    "commit_ref": null,
    "pull_url": null,
    "state": "new",
    "archived": false,
    "hash": "19e0b9640dad56c15a86ee947001cb29da49a2d1",
    "submitter": {
        "id": 93029,
        "url": "http://patchwork.ozlabs.org/api/people/93029/?format=api",
        "name": null,
        "email": "huiwen.he@linux.dev"
    },
    "delegate": null,
    "mbox": "http://patchwork.ozlabs.org/project/linux-cifs-client/patch/20260401072912.355072-8-huiwen.he@linux.dev/mbox/",
    "series": [
        {
            "id": 498285,
            "url": "http://patchwork.ozlabs.org/api/series/498285/?format=api",
            "web_url": "http://patchwork.ozlabs.org/project/linux-cifs-client/list/?series=498285",
            "date": "2026-04-01T07:29:08",
            "name": "smb: improve search speed of SMB1 maperror",
            "version": 2,
            "mbox": "http://patchwork.ozlabs.org/series/498285/mbox/"
        }
    ],
    "comments": "http://patchwork.ozlabs.org/api/patches/2218403/comments/",
    "check": "pending",
    "checks": "http://patchwork.ozlabs.org/api/patches/2218403/checks/",
    "tags": {},
    "related": [],
    "headers": {
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        "From": "huiwen.he@linux.dev",
        "To": "smfrench@gmail.com,\n\tlinkinjeon@kernel.org,\n\tpc@manguebit.org,\n\tronniesahlberg@gmail.com,\n\tsprasad@microsoft.com,\n\ttom@talpey.com,\n\tbharathsm@microsoft.com,\n\tsenozhatsky@chromium.org,\n\tdhowells@redhat.com,\n\tchenxiaosong@kylinos.cn,\n\tchenxiaosong@chenxiaosong.com,\n\ttangyouling@kylinos.cn",
        "Cc": "linux-cifs@vger.kernel.org",
        "Subject": "[PATCH v2 07/12] smb/client: introduce KUnit test to check\n ntstatus_to_dos_map search",
        "Date": "Wed,  1 Apr 2026 07:29:07 +0000",
        "Message-ID": "<20260401072912.355072-8-huiwen.he@linux.dev>",
        "In-Reply-To": "<20260401072912.355072-1-huiwen.he@linux.dev>",
        "References": "<20260401072912.355072-1-huiwen.he@linux.dev>",
        "Precedence": "bulk",
        "X-Mailing-List": "linux-cifs@vger.kernel.org",
        "List-Id": "<linux-cifs.vger.kernel.org>",
        "List-Subscribe": "<mailto:linux-cifs+subscribe@vger.kernel.org>",
        "List-Unsubscribe": "<mailto:linux-cifs+unsubscribe@vger.kernel.org>",
        "MIME-Version": "1.0",
        "Content-Transfer-Encoding": "8bit",
        "X-Migadu-Flow": "FLOW_OUT"
    },
    "content": "From: Youling Tang <tangyouling@kylinos.cn>\n\nCheck whether all elements can be correctly found in the array.\n\nIntroduce CONFIG_SMB1_KUNIT_TESTS for smb1maperror_test.ko since\nsmb1maperror.o is only built when CONFIG_CIFS_ALLOW_INSECURE_LEGACY\nis enabled.\n\nWe are going to define 3 functions to check the search results, introduce\nthe macro DEFINE_CHECK_SEARCH_FUNC() to reduce duplicate code.\n\nSigned-off-by: Youling Tang <tangyouling@kylinos.cn>\nReviewed-by: ChenXiaoSong <chenxiaosong@kylinos.cn>\n---\n fs/smb/client/Kconfig             | 11 ++++++\n fs/smb/client/Makefile            |  1 +\n fs/smb/client/smb1maperror.c      | 19 ++++++++++\n fs/smb/client/smb1maperror_test.c | 61 +++++++++++++++++++++++++++++++\n fs/smb/client/smb1proto.h         |  4 ++\n 5 files changed, 96 insertions(+)\n create mode 100644 fs/smb/client/smb1maperror_test.c",
    "diff": "diff --git a/fs/smb/client/Kconfig b/fs/smb/client/Kconfig\nindex 17bd368574e9..2e72d3c8423f 100644\n--- a/fs/smb/client/Kconfig\n+++ b/fs/smb/client/Kconfig\n@@ -217,4 +217,15 @@ config CIFS_COMPRESSION\n \t  Say Y here if you want SMB traffic to be compressed.\n \t  If unsure, say N.\n \n+config SMB1_KUNIT_TESTS\n+\ttristate \"KUnit tests for SMB1\"\n+\tdepends on SMB_KUNIT_TESTS && CIFS_ALLOW_INSECURE_LEGACY\n+\tdefault SMB_KUNIT_TESTS\n+\thelp\n+\t  This builds the SMB1-specific KUnit tests.\n+\n+\t  These tests are only enabled when legacy insecure SMB1 support\n+\t  (CIFS_ALLOW_INSECURE_LEGACY) is enabled.\n+\n+\t  If unsure, say N.\n endif\ndiff --git a/fs/smb/client/Makefile b/fs/smb/client/Makefile\nindex 8560fe99ec2b..220a97c8a488 100644\n--- a/fs/smb/client/Makefile\n+++ b/fs/smb/client/Makefile\n@@ -71,6 +71,7 @@ $(obj)/smb2maperror.o: $(obj)/smb2_mapping_table.c\n quiet_cmd_gen_smb2_mapping = GEN     $@\n       cmd_gen_smb2_mapping = perl $(src)/gen_smb2_mapping $< $@\n \n+obj-$(CONFIG_SMB1_KUNIT_TESTS) += smb1maperror_test.o\n obj-$(CONFIG_SMB_KUNIT_TESTS) += smb2maperror_test.o\n \n # Let Kbuild handle tracking and cleaning\ndiff --git a/fs/smb/client/smb1maperror.c b/fs/smb/client/smb1maperror.c\nindex 0a945f9bf8de..499cacfeba6d 100644\n--- a/fs/smb/client/smb1maperror.c\n+++ b/fs/smb/client/smb1maperror.c\n@@ -288,3 +288,22 @@ int __init smb1_init_maperror(void)\n \n \treturn rc;\n }\n+\n+#if IS_ENABLED(CONFIG_SMB1_KUNIT_TESTS)\n+#define EXPORT_SYMBOL_FOR_SMB_TEST(sym) \\\n+\tEXPORT_SYMBOL_FOR_MODULES(sym, \"smb1maperror_test\")\n+\n+const struct ntstatus_to_dos_err *\n+search_ntstatus_to_dos_map_test(__u32 ntstatus)\n+{\n+\treturn search_ntstatus_to_dos_map(ntstatus);\n+}\n+EXPORT_SYMBOL_FOR_SMB_TEST(search_ntstatus_to_dos_map_test);\n+\n+const struct ntstatus_to_dos_err *\n+ntstatus_to_dos_map_test = ntstatus_to_dos_map;\n+EXPORT_SYMBOL_FOR_SMB_TEST(ntstatus_to_dos_map_test);\n+\n+unsigned int ntstatus_to_dos_num = ARRAY_SIZE(ntstatus_to_dos_map);\n+EXPORT_SYMBOL_FOR_SMB_TEST(ntstatus_to_dos_num);\n+#endif\ndiff --git a/fs/smb/client/smb1maperror_test.c b/fs/smb/client/smb1maperror_test.c\nnew file mode 100644\nindex 000000000000..f25008d149f5\n--- /dev/null\n+++ b/fs/smb/client/smb1maperror_test.c\n@@ -0,0 +1,61 @@\n+// SPDX-License-Identifier: GPL-2.0-or-later\n+/*\n+ *\n+ *   KUnit tests of SMB1 maperror\n+ *\n+ *   Copyright (C) 2026 KylinSoft Co., Ltd. All rights reserved.\n+ *   Author(s): Youling Tang <tangyouling@kylinos.cn>\n+ *              ChenXiaoSong <chenxiaosong@kylinos.cn>\n+ *\n+ */\n+\n+#include <kunit/test.h>\n+#include \"smb1proto.h\"\n+#include \"nterr.h\"\n+\n+extern const struct ntstatus_to_dos_err *ntstatus_to_dos_map_test;\n+extern unsigned int ntstatus_to_dos_num;\n+\n+#define DEFINE_CHECK_SEARCH_FUNC(__struct_name, __field,\t\t\\\n+\t\t\t\t __array, __num)\t\t\t\\\n+static void check_search_ ## __array(struct kunit *test)\t\t\\\n+{\t\t\t\t\t\t\t\t\t\\\n+\tunsigned int i;\t\t\t\t\t\t\t\\\n+\tconst struct __struct_name *expect, *result;\t\t\t\\\n+\t\t\t\t\t\t\t\t\t\\\n+\tfor (i = 0; i < __num; i++) {\t\t\t\t\t\\\n+\t\texpect = &__array ## _test[i];\t\t\t\t\\\n+\t\tresult = search_ ## __array ## _test(expect->__field);\t\\\n+\t\tKUNIT_EXPECT_PTR_NE(test, NULL, result);\t\t\\\n+\t\ttest_cmp_ ## __struct_name(test, expect, result);\t\\\n+\t}\t\t\t\t\t\t\t\t\\\n+}\n+\n+static void\n+test_cmp_ntstatus_to_dos_err(struct kunit *test,\n+\t\t\t     const struct ntstatus_to_dos_err *expect,\n+\t\t\t     const struct ntstatus_to_dos_err *result)\n+{\n+\tKUNIT_EXPECT_EQ(test, expect->dos_class, result->dos_class);\n+\tKUNIT_EXPECT_EQ(test, expect->dos_code, result->dos_code);\n+\tKUNIT_EXPECT_EQ(test, expect->ntstatus, result->ntstatus);\n+\tKUNIT_EXPECT_STREQ(test, expect->nt_errstr, result->nt_errstr);\n+}\n+\n+/* check_search_ntstatus_to_dos_map */\n+DEFINE_CHECK_SEARCH_FUNC(ntstatus_to_dos_err, ntstatus, ntstatus_to_dos_map,\n+\t\t\t ntstatus_to_dos_num);\n+\n+static struct kunit_case maperror_test_cases[] = {\n+\tKUNIT_CASE(check_search_ntstatus_to_dos_map),\n+\t{}\n+};\n+\n+static struct kunit_suite maperror_suite = {\n+\t.name = \"smb1_maperror\",\n+\t.test_cases = maperror_test_cases,\n+};\n+\n+kunit_test_suite(maperror_suite);\n+\n+MODULE_LICENSE(\"GPL\");\ndiff --git a/fs/smb/client/smb1proto.h b/fs/smb/client/smb1proto.h\nindex dd98d04e837a..43b773e7964b 100644\n--- a/fs/smb/client/smb1proto.h\n+++ b/fs/smb/client/smb1proto.h\n@@ -237,6 +237,10 @@ int map_smb_to_linux_error(char *buf, bool logErr);\n int smb1_init_maperror(void);\n int map_and_check_smb_error(struct TCP_Server_Info *server,\n \t\t\t    struct mid_q_entry *mid, bool logErr);\n+#if IS_ENABLED(CONFIG_SMB1_KUNIT_TESTS)\n+const struct ntstatus_to_dos_err *\n+search_ntstatus_to_dos_map_test(__u32 ntstatus);\n+#endif\n \n /*\n  * smb1misc.c\n",
    "prefixes": [
        "v2",
        "07/12"
    ]
}