get:
Show a patch.

patch:
Update a patch.

put:
Update a patch.

GET /api/patches/2194794/?format=api
HTTP 200 OK
Allow: GET, PUT, PATCH, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "id": 2194794,
    "url": "http://patchwork.ozlabs.org/api/patches/2194794/?format=api",
    "web_url": "http://patchwork.ozlabs.org/project/ltp/patch/20260209234418.2810671-1-sbertram@redhat.com/",
    "project": {
        "id": 59,
        "url": "http://patchwork.ozlabs.org/api/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": "<20260209234418.2810671-1-sbertram@redhat.com>",
    "list_archive_url": null,
    "date": "2026-02-09T23:44:05",
    "name": "[v1] mq_timedreceive01: fails sometimes with EEXIST.",
    "commit_ref": null,
    "pull_url": null,
    "state": "needs-review-ack",
    "archived": false,
    "hash": "c899bce54d31e0c36da686ef8c39c5086a97cdb6",
    "submitter": {
        "id": 92040,
        "url": "http://patchwork.ozlabs.org/api/people/92040/?format=api",
        "name": "Stephen Bertram",
        "email": "sbertram@redhat.com"
    },
    "delegate": null,
    "mbox": "http://patchwork.ozlabs.org/project/ltp/patch/20260209234418.2810671-1-sbertram@redhat.com/mbox/",
    "series": [
        {
            "id": 491581,
            "url": "http://patchwork.ozlabs.org/api/series/491581/?format=api",
            "web_url": "http://patchwork.ozlabs.org/project/ltp/list/?series=491581",
            "date": "2026-02-09T23:44:05",
            "name": "[v1] mq_timedreceive01: fails sometimes with EEXIST.",
            "version": 1,
            "mbox": "http://patchwork.ozlabs.org/series/491581/mbox/"
        }
    ],
    "comments": "http://patchwork.ozlabs.org/api/patches/2194794/comments/",
    "check": "success",
    "checks": "http://patchwork.ozlabs.org/api/patches/2194794/checks/",
    "tags": {},
    "related": [],
    "headers": {
        "Return-Path": "<ltp-bounces+incoming=patchwork.ozlabs.org@lists.linux.it>",
        "X-Original-To": [
            "incoming@patchwork.ozlabs.org",
            "ltp@lists.linux.it"
        ],
        "Delivered-To": [
            "patchwork-incoming@legolas.ozlabs.org",
            "ltp@picard.linux.it"
        ],
        "Authentication-Results": [
            "legolas.ozlabs.org;\n\tdkim=pass (1024-bit key;\n unprotected) header.d=lists.linux.it header.i=@lists.linux.it\n header.a=rsa-sha256 header.s=picard header.b=abwG06q3;\n\tdkim=fail reason=\"signature verification failed\" (1024-bit key;\n unprotected) header.d=redhat.com header.i=@redhat.com header.a=rsa-sha256\n header.s=mimecast20190719 header.b=Vg0WVpI0;\n\tdkim-atps=neutral",
            "legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=lists.linux.it\n (client-ip=2001:1418:10:5::2; helo=picard.linux.it;\n envelope-from=ltp-bounces+incoming=patchwork.ozlabs.org@lists.linux.it;\n receiver=patchwork.ozlabs.org)"
        ],
        "Received": [
            "from picard.linux.it (picard.linux.it [IPv6:2001:1418:10:5::2])\n\t(using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)\n\t key-exchange x25519 server-signature ECDSA (secp384r1) server-digest SHA384)\n\t(No client certificate requested)\n\tby legolas.ozlabs.org (Postfix) with ESMTPS id 4f91Wk2YHNz1xwG\n\tfor <incoming@patchwork.ozlabs.org>; Tue, 10 Feb 2026 10:44:50 +1100 (AEDT)",
            "from picard.linux.it (localhost [IPv6:::1])\n\tby picard.linux.it (Postfix) with ESMTP id 138143CBB94\n\tfor <incoming@patchwork.ozlabs.org>; Tue, 10 Feb 2026 00:44:48 +0100 (CET)",
            "from in-2.smtp.seeweb.it (in-2.smtp.seeweb.it [217.194.8.2])\n (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)\n key-exchange X25519 server-signature ECDSA (secp384r1))\n (No client certificate requested)\n by picard.linux.it (Postfix) with ESMTPS id BD4873C98BE\n for <ltp@lists.linux.it>; Tue, 10 Feb 2026 00:44:44 +0100 (CET)",
            "from us-smtp-delivery-124.mimecast.com\n (us-smtp-delivery-124.mimecast.com [170.10.133.124])\n (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)\n key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest\n SHA256)\n (No client certificate requested)\n by in-2.smtp.seeweb.it (Postfix) with ESMTPS id E4B0D600733\n for <ltp@lists.linux.it>; Tue, 10 Feb 2026 00:44:43 +0100 (CET)",
            "from mail-qt1-f199.google.com (mail-qt1-f199.google.com\n [209.85.160.199]) by relay.mimecast.com with ESMTP with STARTTLS\n (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id\n us-mta-314-9RTRqYykP-WGzT3I5Xp1vg-1; Mon, 09 Feb 2026 18:44:40 -0500",
            "by mail-qt1-f199.google.com with SMTP id\n d75a77b69052e-50340e2b4dfso229878351cf.3\n for <ltp@lists.linux.it>; Mon, 09 Feb 2026 15:44:40 -0800 (PST)",
            "from sbertram-thinkpadp1gen5.bos.com ([67.189.222.97])\n by smtp.gmail.com with ESMTPSA id\n 6a1803df08f44-8953bf3814csm86230196d6.2.2026.02.09.15.44.39\n (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256);\n Mon, 09 Feb 2026 15:44:39 -0800 (PST)"
        ],
        "DKIM-Signature": [
            "v=1; a=rsa-sha256; c=relaxed/simple; d=lists.linux.it;\n i=@lists.linux.it; q=dns/txt; s=picard; t=1770680688; h=to : date :\n message-id : mime-version : subject : list-id : list-unsubscribe :\n list-archive : list-post : list-help : list-subscribe : from :\n reply-to : cc : content-type : content-transfer-encoding : sender :\n from; bh=SnbG+kUpLdD/hZUrp/5tHBGHEgGfoj+hsUOyWPPK7xQ=;\n b=abwG06q3Rj7VbKtNX6XguReQDkNrbd1oHrpYJMPWhxhUR0klm3cAnrPVibeL1LsiTgcha\n Zy4pLMoTKFfPWNKKWCi+Ehu7AtTQjSjo1UdIoGmhL3oDknzNjVRzHy6dP/otDG6HUf7HIuc\n qQXhv3cxU6npk2YHWiRSWCw8EgiBu00=",
            "v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com;\n s=mimecast20190719; t=1770680682;\n h=from:from:reply-to:subject:subject:date:date:message-id:message-id:\n to:to:cc:cc:mime-version:mime-version:content-type:content-type:\n content-transfer-encoding:content-transfer-encoding;\n bh=UJtH6DK7fNYIEF0ssRFkQbGlb1N/uhamtBmiZD62dFE=;\n b=Vg0WVpI0UxUrzecF4rOr5Z2nJ9vCeSYZrUI1gSqiE/eIeesXzxDTsYiPqzFxXzz55cDXlV\n BhXEIofYTqOKadWLgMDHp+30aiLJV12rkYd3Qc7E6eE3Y0MDB3eOZbOKzy1ab86c8HjgjV\n c+KKUD1aYPfbVyv3JsNg/R+0JMb5bU4="
        ],
        "X-MC-Unique": "9RTRqYykP-WGzT3I5Xp1vg-1",
        "X-Mimecast-MFC-AGG-ID": "9RTRqYykP-WGzT3I5Xp1vg_1770680680",
        "X-Google-DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed;\n d=1e100.net; s=20230601; t=1770680680; x=1771285480;\n h=content-transfer-encoding:mime-version:message-id:date:subject:cc\n :to:from:x-gm-gg:x-gm-message-state:from:to:cc:subject:date\n :message-id:reply-to;\n bh=UJtH6DK7fNYIEF0ssRFkQbGlb1N/uhamtBmiZD62dFE=;\n b=td6JvtjKMLSpcet1BMHgbUq0z7cWeTrjoLmMfFRYlWshTg8qq/rb558TP3qPquumZt\n yUYFhoQO5UnyaFCyYsmrFb0CZJrQ0/QccgCJzEDHxdASKq4uqkmngcNgXPh1HA5wUKvn\n zAGXiI6Y6RYsPtl2HAaBuzdiFMk3AYNlYr7Prv0NGfnEbt2csLYgxSa78phx4L7JoaY8\n tJ9Hd7kE4kkYRk8ivFDJNLqsZSVISXhDdVDn4tSVEgljoHVxmonhMWSW4sfIYaDitLFH\n NzUEx+vJW4r4n7z9JXyt4nGP0fZX1S2AP/TXsMtVTgyj04ufqX4+2TMj+5oaFtOkKLy8\n sUAw==",
        "X-Gm-Message-State": "AOJu0YwOqGqr04Jh/GqtFHYL+h828xbq2hBHt4OZNutBp0P5KurvMxMO\n cFmkIHUPFO+ZAcn5Ss0eG+rBdluI1fnKbfV+SzG3NSITHxa6U4KvsL+On/votVQuQh9PTKzJtq3\n WyKfFs2fPtSkj1q4xC80d+trlMp3mRabN1aSncvS5ainMUMAPA/sYnq9Hr6KHjAS2OqgO7W03Hj\n RZLD5VprPJA5I5iti7RlaM/JPCW6gB4gwUTzn3",
        "X-Gm-Gg": "AZuq6aLjEJ/wl45fjGaZSFpYflAFo1yVLtrTk6MZH6KCE2HF8+F5T9NypkosHryqQQ3\n U9SFVXUBDOsSboMFQB6Qlc4Wg+FUoHFO+hQOo4ZXBuBA/HMl5MAeonoxyopJu/D82G+G112Vc2Z\n ANE4jbB7ZMRCXjewaq0Linz1S14062KkdaopTRMj84DWKDKIQmJvTKowqIU/Rop4tLCh17EuoRe\n 8+ijtTR+UUdgxh7bEmj4qUCAIZtvXIXkpU4ZQqVvkJwrppIH0hfP3mJCUTF8ElfPbNdLg5FHmDt\n yrs10DZelCYNNEGrjWuJpH3nGcIdYjJuQxk/XWvAg/d7ArYHnJgnMUN733lBBbu4XEAsJbs4ipp\n hEirUajlLXVIQmUuzvBjUYhIlfCDRdaYik7I=",
        "X-Received": [
            "by 2002:a05:622a:647:b0:4ef:db28:1f3b with SMTP id\n d75a77b69052e-506398477a6mr175301141cf.16.1770680680214;\n Mon, 09 Feb 2026 15:44:40 -0800 (PST)",
            "by 2002:a05:622a:647:b0:4ef:db28:1f3b with SMTP id\n d75a77b69052e-506398477a6mr175301011cf.16.1770680679880;\n Mon, 09 Feb 2026 15:44:39 -0800 (PST)"
        ],
        "To": "ltp@lists.linux.it",
        "Date": "Mon,  9 Feb 2026 18:44:05 -0500",
        "Message-ID": "<20260209234418.2810671-1-sbertram@redhat.com>",
        "X-Mailer": "git-send-email 2.52.0",
        "MIME-Version": "1.0",
        "X-Mimecast-Spam-Score": "0",
        "X-Mimecast-MFC-PROC-ID": "aXUrrTnncveAqObOhCF8KzNU9Baj9qsh_YPBQAjBh-8_1770680680",
        "X-Mimecast-Originator": "redhat.com",
        "X-Spam-Status": "No, score=0.1 required=7.0 tests=DKIM_SIGNED,DKIM_VALID,\n DKIM_VALID_AU,DKIM_VALID_EF,DMARC_PASS,SPF_HELO_PASS,SPF_PASS\n shortcircuit=no autolearn=disabled version=4.0.1",
        "X-Spam-Checker-Version": "SpamAssassin 4.0.1 (2024-03-25) on in-2.smtp.seeweb.it",
        "X-Virus-Scanned": "clamav-milter 1.0.9 at in-2.smtp.seeweb.it",
        "X-Virus-Status": "Clean",
        "Subject": "[LTP] [PATCH v1] mq_timedreceive01: fails sometimes with EEXIST.",
        "X-BeenThere": "ltp@lists.linux.it",
        "X-Mailman-Version": "2.1.29",
        "Precedence": "list",
        "List-Id": "Linux Test Project <ltp.lists.linux.it>",
        "List-Unsubscribe": "<https://lists.linux.it/options/ltp>,\n <mailto:ltp-request@lists.linux.it?subject=unsubscribe>",
        "List-Archive": "<http://lists.linux.it/pipermail/ltp/>",
        "List-Post": "<mailto:ltp@lists.linux.it>",
        "List-Help": "<mailto:ltp-request@lists.linux.it?subject=help>",
        "List-Subscribe": "<https://lists.linux.it/listinfo/ltp>,\n <mailto:ltp-request@lists.linux.it?subject=subscribe>",
        "From": "Stephen Bertram via ltp <ltp@lists.linux.it>",
        "Reply-To": "Stephen Bertram <sbertram@redhat.com>",
        "Cc": "Stephen Bertram <sbertram@redhat.com>",
        "Content-Type": "text/plain; charset=\"us-ascii\"",
        "Content-Transfer-Encoding": "7bit",
        "Errors-To": "ltp-bounces+incoming=patchwork.ozlabs.org@lists.linux.it",
        "Sender": "\"ltp\" <ltp-bounces+incoming=patchwork.ozlabs.org@lists.linux.it>"
    },
    "content": "When run in parallel you can sometimes get the following error:\nTBROK: mq_open(/test_mqueue,194,0700,(nil)) failed: EEXIST (17)\n\nThis change allows for unique queue names per\nprocess, when executed in parallel with -w #.\n---\n testcases/kernel/syscalls/utils/mq.h | 15 +++++++++------\n 1 file changed, 9 insertions(+), 6 deletions(-)",
    "diff": "diff --git a/testcases/kernel/syscalls/utils/mq.h b/testcases/kernel/syscalls/utils/mq.h\nindex da45d2daf..eb66328d5 100644\n--- a/testcases/kernel/syscalls/utils/mq.h\n+++ b/testcases/kernel/syscalls/utils/mq.h\n@@ -12,9 +12,9 @@\n \n #define MAX_MSGSIZE\t8192\n #define MSG_LENGTH\t10\n-#define QUEUE_NAME\t\"/test_mqueue\"\n-#define QUEUE_NAME_NONBLOCK\t\"/test_mqueue_nonblock\"\n \n+static char queue_name[64];\n+static char queue_name_nonblock[64];\n static char smsg[MAX_MSGSIZE];\n static struct sigaction act;\n \n@@ -29,8 +29,8 @@ static void cleanup_common(void)\n \tif (fd_nonblock > 0)\n \t\tSAFE_CLOSE(fd_nonblock);\n \n-\tmq_unlink(QUEUE_NAME);\n-\tmq_unlink(QUEUE_NAME_NONBLOCK);\n+\tmq_unlink(queue_name);\n+\tmq_unlink(queue_name_nonblock);\n }\n \n static void sighandler(int sig LTP_ATTRIBUTE_UNUSED) { }\n@@ -39,14 +39,17 @@ static void setup_common(void)\n {\n \tint i;\n \n+\tsnprintf(queue_name, sizeof(queue_name), \"/test_mqueue_%d\", getpid());\n+\tsnprintf(queue_name_nonblock, sizeof(queue_name_nonblock), \"/test_mqueue_nonblock_%d\", getpid());\n+\n \tact.sa_handler = sighandler;\n \tsigaction(SIGINT, &act, NULL);\n \n \tcleanup_common();\n \n \tfd_root = SAFE_OPEN(\"/\", O_RDONLY);\n-\tfd = SAFE_MQ_OPEN(QUEUE_NAME, O_CREAT | O_EXCL | O_RDWR, 0700, NULL);\n-\tfd_nonblock = SAFE_MQ_OPEN(QUEUE_NAME_NONBLOCK, O_CREAT | O_EXCL | O_RDWR |\n+\tfd = SAFE_MQ_OPEN(queue_name, O_CREAT | O_EXCL | O_RDWR, 0700, NULL);\n+\tfd_nonblock = SAFE_MQ_OPEN(queue_name_nonblock, O_CREAT | O_EXCL | O_RDWR |\n \t\tO_NONBLOCK, 0700, NULL);\n \n \tfor (i = 0; i < MAX_MSGSIZE; i++)\n",
    "prefixes": [
        "v1"
    ]
}