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GET /api/1.2/patches/2223427/?format=api
HTTP 200 OK
Allow: GET, PUT, PATCH, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "id": 2223427,
    "url": "http://patchwork.ozlabs.org/api/1.2/patches/2223427/?format=api",
    "web_url": "http://patchwork.ozlabs.org/project/ltp/patch/20260415103812.21999-2-wegao@suse.com/",
    "project": {
        "id": 59,
        "url": "http://patchwork.ozlabs.org/api/1.2/projects/59/?format=api",
        "name": "Linux Test Project development",
        "link_name": "ltp",
        "list_id": "ltp.lists.linux.it",
        "list_email": "ltp@lists.linux.it",
        "web_url": "",
        "scm_url": "",
        "webscm_url": "",
        "list_archive_url": "",
        "list_archive_url_format": "",
        "commit_url_format": ""
    },
    "msgid": "<20260415103812.21999-2-wegao@suse.com>",
    "list_archive_url": null,
    "date": "2026-04-15T10:37:54",
    "name": "[v7,1/2] lib: New library function tst_get_free_uid",
    "commit_ref": null,
    "pull_url": null,
    "state": "needs-review-ack",
    "archived": false,
    "hash": "5922c9562177c84a0f80be67393323111339f9b3",
    "submitter": {
        "id": 85577,
        "url": "http://patchwork.ozlabs.org/api/1.2/people/85577/?format=api",
        "name": "Wei Gao",
        "email": "wegao@suse.com"
    },
    "delegate": null,
    "mbox": "http://patchwork.ozlabs.org/project/ltp/patch/20260415103812.21999-2-wegao@suse.com/mbox/",
    "series": [
        {
            "id": 499962,
            "url": "http://patchwork.ozlabs.org/api/1.2/series/499962/?format=api",
            "web_url": "http://patchwork.ozlabs.org/project/ltp/list/?series=499962",
            "date": "2026-04-15T10:37:54",
            "name": "[v7,1/2] lib: New library function tst_get_free_uid",
            "version": 7,
            "mbox": "http://patchwork.ozlabs.org/series/499962/mbox/"
        }
    ],
    "comments": "http://patchwork.ozlabs.org/api/patches/2223427/comments/",
    "check": "warning",
    "checks": "http://patchwork.ozlabs.org/api/patches/2223427/checks/",
    "tags": {},
    "related": [],
    "headers": {
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        "To": "ltp@lists.linux.it",
        "Date": "Wed, 15 Apr 2026 10:37:54 +0000",
        "Message-ID": "<20260415103812.21999-2-wegao@suse.com>",
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        "In-Reply-To": "<20260415103812.21999-1-wegao@suse.com>",
        "References": "<20260415060728.21662-1-wegao@suse.com>\n <20260415103812.21999-1-wegao@suse.com>",
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        "X-Virus-Status": "Clean",
        "Subject": "[LTP] [PATCH v7 1/2] lib: New library function tst_get_free_uid",
        "X-BeenThere": "ltp@lists.linux.it",
        "X-Mailman-Version": "2.1.29",
        "Precedence": "list",
        "List-Id": "Linux Test Project <ltp.lists.linux.it>",
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        "From": "Wei Gao via ltp <ltp@lists.linux.it>",
        "Reply-To": "Wei Gao <wegao@suse.com>",
        "Content-Type": "text/plain; charset=\"us-ascii\"",
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    },
    "content": "Add tst_get_free_uid() to dynamically find unused UIDs for tests.\n\nSigned-off-by: Wei Gao <wegao@suse.com>\n---\n include/tst_uid.h |  7 +++++--\n lib/tst_uid.c     | 26 ++++++++++++++++++++++++++\n 2 files changed, 31 insertions(+), 2 deletions(-)",
    "diff": "diff --git a/include/tst_uid.h b/include/tst_uid.h\nindex 2237ddcbf..394cb3edc 100644\n--- a/include/tst_uid.h\n+++ b/include/tst_uid.h\n@@ -8,10 +8,13 @@\n #include <sys/types.h>\n \n /*\n- * Find unassigned gid. The skip argument can be used to ignore e.g. the main\n+ * Find unassigned uid/gid. The skip argument can be used to ignore e.g. the main\n  * group of a specific user in case it's not listed in the group file. If you\n- * do not need to skip any specific gid, simply set it to 0.\n+ * do not need to skip any specific id, simply set it to 0.\n  */\n+uid_t tst_get_free_uid_(const char *file, const int lineno, uid_t skip);\n+#define tst_get_free_uid(skip) tst_get_free_uid_(__FILE__, __LINE__, (skip))\n+\n gid_t tst_get_free_gid_(const char *file, const int lineno, gid_t skip);\n #define tst_get_free_gid(skip) tst_get_free_gid_(__FILE__, __LINE__, (skip))\n \ndiff --git a/lib/tst_uid.c b/lib/tst_uid.c\nindex af4ef8cf7..deff17085 100644\n--- a/lib/tst_uid.c\n+++ b/lib/tst_uid.c\n@@ -5,6 +5,7 @@\n \n #include <sys/types.h>\n #include <grp.h>\n+#include <pwd.h>\n #include <errno.h>\n \n #define TST_NO_DEFAULT_MAIN\n@@ -12,6 +13,31 @@\n #include \"tst_uid.h\"\n \n #define MAX_GID 32767\n+#define MAX_UID 32767\n+\n+uid_t tst_get_free_uid_(const char *file, const int lineno, uid_t skip)\n+{\n+\tuid_t ret;\n+\n+\terrno = 0;\n+\n+\tfor (ret = 1; ret < MAX_UID; ret++) {\n+\t\tif (ret == skip || getpwuid(ret))\n+\t\t\tcontinue;\n+\n+\t\tif (errno == 0 || errno == ENOENT || errno == ESRCH) {\n+\t\t\ttst_res_(file, lineno, TINFO | TERRNO,\n+\t\t\t\t\"Found unused UID %d\", (int)ret);\n+\t\t\treturn ret;\n+\t\t}\n+\n+\t\ttst_brk_(file, lineno, TBROK|TERRNO, \"User ID lookup failed\");\n+\t\treturn (uid_t)-1;\n+\t}\n+\n+\ttst_brk_(file, lineno, TBROK, \"No free user ID found\");\n+\treturn (uid_t)-1;\n+}\n \n gid_t tst_get_free_gid_(const char *file, const int lineno, gid_t skip)\n {\n",
    "prefixes": [
        "v7",
        "1/2"
    ]
}