get:
Show a patch.

patch:
Update a patch.

put:
Update a patch.

GET /api/patches/2196086/?format=api
HTTP 200 OK
Allow: GET, PUT, PATCH, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "id": 2196086,
    "url": "http://patchwork.ozlabs.org/api/patches/2196086/?format=api",
    "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20260212204352.1044699-18-zycai@linux.ibm.com/",
    "project": {
        "id": 14,
        "url": "http://patchwork.ozlabs.org/api/projects/14/?format=api",
        "name": "QEMU Development",
        "link_name": "qemu-devel",
        "list_id": "qemu-devel.nongnu.org",
        "list_email": "qemu-devel@nongnu.org",
        "web_url": "",
        "scm_url": "",
        "webscm_url": "",
        "list_archive_url": "",
        "list_archive_url_format": "",
        "commit_url_format": ""
    },
    "msgid": "<20260212204352.1044699-18-zycai@linux.ibm.com>",
    "list_archive_url": null,
    "date": "2026-02-12T20:43:38",
    "name": "[v8,17/30] pc-bios/s390-ccw: Refactor zipl_run()",
    "commit_ref": null,
    "pull_url": null,
    "state": "new",
    "archived": false,
    "hash": "7f7521f5ab294ad88376515e1d29940afbf45ce6",
    "submitter": {
        "id": 90643,
        "url": "http://patchwork.ozlabs.org/api/people/90643/?format=api",
        "name": "Zhuoying Cai",
        "email": "zycai@linux.ibm.com"
    },
    "delegate": null,
    "mbox": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20260212204352.1044699-18-zycai@linux.ibm.com/mbox/",
    "series": [
        {
            "id": 492021,
            "url": "http://patchwork.ozlabs.org/api/series/492021/?format=api",
            "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/list/?series=492021",
            "date": "2026-02-12T20:43:36",
            "name": "Secure IPL Support for SCSI Scheme of virtio-blk/virtio-scsi Devices",
            "version": 8,
            "mbox": "http://patchwork.ozlabs.org/series/492021/mbox/"
        }
    ],
    "comments": "http://patchwork.ozlabs.org/api/patches/2196086/comments/",
    "check": "pending",
    "checks": "http://patchwork.ozlabs.org/api/patches/2196086/checks/",
    "tags": {},
    "related": [],
    "headers": {
        "Return-Path": "<qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org>",
        "X-Original-To": "incoming@patchwork.ozlabs.org",
        "Delivered-To": "patchwork-incoming@legolas.ozlabs.org",
        "Authentication-Results": [
            "legolas.ozlabs.org;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=ibm.com header.i=@ibm.com header.a=rsa-sha256\n header.s=pp1 header.b=pJ3jbUCQ;\n\tdkim-atps=neutral",
            "legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org\n (client-ip=209.51.188.17; helo=lists.gnu.org;\n envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org;\n receiver=patchwork.ozlabs.org)"
        ],
        "Received": [
            "from lists.gnu.org (lists.gnu.org [209.51.188.17])\n\t(using TLSv1.2 with cipher ECDHE-ECDSA-AES256-GCM-SHA384 (256/256 bits))\n\t(No client certificate requested)\n\tby legolas.ozlabs.org (Postfix) with ESMTPS id 4fBnRz2d4Fz1xpY\n\tfor <incoming@patchwork.ozlabs.org>; Fri, 13 Feb 2026 07:47:43 +1100 (AEDT)",
            "from localhost ([::1] helo=lists1p.gnu.org)\n\tby lists.gnu.org with esmtp (Exim 4.90_1)\n\t(envelope-from <qemu-devel-bounces@nongnu.org>)\n\tid 1vqdYE-0000tr-Nf; Thu, 12 Feb 2026 15:44:38 -0500",
            "from eggs.gnu.org ([2001:470:142:3::10])\n by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256)\n (Exim 4.90_1) (envelope-from <zycai@linux.ibm.com>)\n id 1vqdYC-0000r3-Ew; Thu, 12 Feb 2026 15:44:36 -0500",
            "from mx0a-001b2d01.pphosted.com ([148.163.156.1])\n by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256)\n (Exim 4.90_1) (envelope-from <zycai@linux.ibm.com>)\n id 1vqdYA-0007lE-MN; Thu, 12 Feb 2026 15:44:36 -0500",
            "from pps.filterd (m0356517.ppops.net [127.0.0.1])\n by mx0a-001b2d01.pphosted.com (8.18.1.11/8.18.1.11) with ESMTP id\n 61CKF7dk208956; Thu, 12 Feb 2026 20:44:31 GMT",
            "from ppma11.dal12v.mail.ibm.com\n (db.9e.1632.ip4.static.sl-reverse.com [50.22.158.219])\n by mx0a-001b2d01.pphosted.com (PPS) with ESMTPS id 4c696ur4d0-1\n (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT);\n Thu, 12 Feb 2026 20:44:30 +0000 (GMT)",
            "from pps.filterd (ppma11.dal12v.mail.ibm.com [127.0.0.1])\n by ppma11.dal12v.mail.ibm.com (8.18.1.2/8.18.1.2) with ESMTP id\n 61CHs3Gh001837;\n Thu, 12 Feb 2026 20:44:29 GMT",
            "from smtprelay02.wdc07v.mail.ibm.com ([172.16.1.69])\n by ppma11.dal12v.mail.ibm.com (PPS) with ESMTPS id 4c6je2bvh9-1\n (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT);\n Thu, 12 Feb 2026 20:44:29 +0000",
            "from smtpav06.wdc07v.mail.ibm.com (smtpav06.wdc07v.mail.ibm.com\n [10.39.53.233])\n by smtprelay02.wdc07v.mail.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id\n 61CKiSrF31654424\n (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK);\n Thu, 12 Feb 2026 20:44:28 GMT",
            "from smtpav06.wdc07v.mail.ibm.com (unknown [127.0.0.1])\n by IMSVA (Postfix) with ESMTP id 1C0C958054;\n Thu, 12 Feb 2026 20:44:28 +0000 (GMT)",
            "from smtpav06.wdc07v.mail.ibm.com (unknown [127.0.0.1])\n by IMSVA (Postfix) with ESMTP id 5CCF458056;\n Thu, 12 Feb 2026 20:44:26 +0000 (GMT)",
            "from fedora-workstation.ibmuc.com (unknown [9.61.112.15])\n by smtpav06.wdc07v.mail.ibm.com (Postfix) with ESMTP;\n Thu, 12 Feb 2026 20:44:26 +0000 (GMT)"
        ],
        "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed; d=ibm.com; h=cc\n :content-transfer-encoding:date:from:in-reply-to:message-id\n :mime-version:references:subject:to; s=pp1; bh=Sn8wdF6LyzYmDTR7D\n zsomnA/Q+S2F8JcIjgiBN7ON4M=; b=pJ3jbUCQ31v+RD4Dnvktgnuh8kI+qirx5\n XPcwcH6X1thh82ScNPeoLKNgyJWl2iFEUAUyIbV1DSGo57Ut5bL2YsOGhHOxjP0U\n CwnbyIzj1E9nLE6AhSUW7umX+/V+j8YJj0C+f2gM3r/qgJcJ764jK5hzpoUUPAQr\n t+o693EqTwwT3Hpjy9fOFVu0KXXGRZo2P8zq9F4p/PeG7WjyrECgePFQlu6NBDqi\n zuSrN63M8vMIKA+n0C2uxMkvPn6q35FMTECP4sNSqRvKta1sjGoiILlrHBO6N7WZ\n buv6ol50DWmiYJHhwZcTjWjnjJbyHBVfHpXF+MlGH9nSeuLMa0Qhg==",
        "From": "Zhuoying Cai <zycai@linux.ibm.com>",
        "To": "thuth@redhat.com, berrange@redhat.com, richard.henderson@linaro.org,\n jrossi@linux.ibm.com, qemu-s390x@nongnu.org, qemu-devel@nongnu.org",
        "Cc": "david@kernel.org, walling@linux.ibm.com, jjherne@linux.ibm.com,\n pasic@linux.ibm.com, borntraeger@linux.ibm.com, farman@linux.ibm.com,\n mjrosato@linux.ibm.com, iii@linux.ibm.com, eblake@redhat.com,\n armbru@redhat.com, zycai@linux.ibm.com, alifm@linux.ibm.com,\n brueckner@linux.ibm.com",
        "Subject": "[PATCH v8 17/30] pc-bios/s390-ccw: Refactor zipl_run()",
        "Date": "Thu, 12 Feb 2026 15:43:38 -0500",
        "Message-ID": "<20260212204352.1044699-18-zycai@linux.ibm.com>",
        "X-Mailer": "git-send-email 2.52.0",
        "In-Reply-To": "<20260212204352.1044699-1-zycai@linux.ibm.com>",
        "References": "<20260212204352.1044699-1-zycai@linux.ibm.com>",
        "MIME-Version": "1.0",
        "Content-Transfer-Encoding": "8bit",
        "X-TM-AS-GCONF": "00",
        "X-Authority-Analysis": "v=2.4 cv=YZiwJgRf c=1 sm=1 tr=0 ts=698e3bae cx=c_pps\n a=aDMHemPKRhS1OARIsFnwRA==:117 a=aDMHemPKRhS1OARIsFnwRA==:17\n a=HzLeVaNsDn8A:10 a=VkNPw1HP01LnGYTKEx00:22 a=Mpw57Om8IfrbqaoTuvik:22\n a=GgsMoib0sEa3-_RKJdDe:22 a=VnNF1IyMAAAA:8 a=20KFwNOVAAAA:8\n a=se3WwofzMRKbtILPOyIA:9",
        "X-Proofpoint-ORIG-GUID": "KEE5J2pj9tKq7PauXn9llfT5HBE2cmdL",
        "X-Proofpoint-Spam-Details-Enc": "AW1haW4tMjYwMjEyMDE1NyBTYWx0ZWRfX4eFfvR7uT6/1\n dRfTSX118xn/hcpND49wr8id1uewDp29W91QXb5J6Uh78W8+eKjZDEyFFZ+Pb2S8oOlPl8M/4LE\n R9CjjKmPEOeBYqwGh1RzZsQWz5ho0BqZTYNqCw4CHIaN3CZHouGln8XAKd/1fLdD6ybZju0grSQ\n smCwObP4le141tTTUjGLge/ruhgASCIRLPI8pmLO85qXAu81sq2dGdFA+GRbOnRII/7HVaDDsD3\n S/jRtqG59yzXatqZLR8W036kp/OA85O4g8KV6Eu7c0ZmiZ0RN/aTic5aZehkingAp9rWmthdeIX\n ZgoNLVTzl3ZhJ5H3VYueEBMBR1bxLKGd4ujFmMdYqXZ9Tnn5HnKLKVd8IsdjRUFYUkAtsFpUPdA\n C1/DtvAEIfuU/yy83EpxwsiF6oXp1op+KJWxYyuCmm9oO7ivkuaddyy6I1OESk3/8wOxlUFVUrd\n gvM1yOZqwQQkw+ZmYHQ==",
        "X-Proofpoint-GUID": "KEE5J2pj9tKq7PauXn9llfT5HBE2cmdL",
        "X-Proofpoint-Virus-Version": "vendor=baseguard\n engine=ICAP:2.0.293,Aquarius:18.0.1121,Hydra:6.1.51,FMLib:17.12.100.49\n definitions=2026-02-12_05,2026-02-12_03,2025-10-01_01",
        "X-Proofpoint-Spam-Details": "rule=outbound_notspam policy=outbound score=0\n priorityscore=1501 spamscore=0 impostorscore=0 suspectscore=0 malwarescore=0\n phishscore=0 bulkscore=0 adultscore=0 clxscore=1015 lowpriorityscore=0\n classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0\n reason=mlx scancount=1 engine=8.22.0-2601150000 definitions=main-2602120157",
        "Received-SPF": "pass client-ip=148.163.156.1; envelope-from=zycai@linux.ibm.com;\n helo=mx0a-001b2d01.pphosted.com",
        "X-Spam_score_int": "-19",
        "X-Spam_score": "-2.0",
        "X-Spam_bar": "--",
        "X-Spam_report": "(-2.0 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1,\n DKIM_VALID=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001,\n RCVD_IN_MSPIKE_H4=0.001, RCVD_IN_MSPIKE_WL=0.001,\n RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, RCVD_IN_VALIDITY_SAFE_BLOCKED=0.001,\n SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no",
        "X-Spam_action": "no action",
        "X-BeenThere": "qemu-devel@nongnu.org",
        "X-Mailman-Version": "2.1.29",
        "Precedence": "list",
        "List-Id": "qemu development <qemu-devel.nongnu.org>",
        "List-Unsubscribe": "<https://lists.nongnu.org/mailman/options/qemu-devel>,\n <mailto:qemu-devel-request@nongnu.org?subject=unsubscribe>",
        "List-Archive": "<https://lists.nongnu.org/archive/html/qemu-devel>",
        "List-Post": "<mailto:qemu-devel@nongnu.org>",
        "List-Help": "<mailto:qemu-devel-request@nongnu.org?subject=help>",
        "List-Subscribe": "<https://lists.nongnu.org/mailman/listinfo/qemu-devel>,\n <mailto:qemu-devel-request@nongnu.org?subject=subscribe>",
        "Errors-To": "qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org",
        "Sender": "qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org"
    },
    "content": "Refactor to enhance readability before enabling secure IPL in later\npatches.\n\nSigned-off-by: Zhuoying Cai <zycai@linux.ibm.com>\nReviewed-by: Thomas Huth <thuth@redhat.com>\n---\n pc-bios/s390-ccw/bootmap.c | 51 ++++++++++++++++++++++++--------------\n 1 file changed, 33 insertions(+), 18 deletions(-)",
    "diff": "diff --git a/pc-bios/s390-ccw/bootmap.c b/pc-bios/s390-ccw/bootmap.c\nindex 0f8baa0198..22801ca746 100644\n--- a/pc-bios/s390-ccw/bootmap.c\n+++ b/pc-bios/s390-ccw/bootmap.c\n@@ -674,12 +674,42 @@ static int zipl_load_segment(ComponentEntry *entry)\n     return 0;\n }\n \n+static int zipl_run_normal(ComponentEntry **entry_ptr, uint8_t *tmp_sec)\n+{\n+    ComponentEntry *entry = *entry_ptr;\n+\n+    while (entry->component_type == ZIPL_COMP_ENTRY_LOAD ||\n+           entry->component_type == ZIPL_COMP_ENTRY_SIGNATURE) {\n+\n+        /* Secure boot is off, so we skip signature entries */\n+        if (entry->component_type == ZIPL_COMP_ENTRY_SIGNATURE) {\n+            entry++;\n+            continue;\n+        }\n+\n+        if (zipl_load_segment(entry)) {\n+            return -1;\n+        }\n+\n+        entry++;\n+\n+        if ((uint8_t *)&entry[1] > tmp_sec + MAX_SECTOR_SIZE) {\n+            puts(\"Wrong entry value\");\n+            return -EINVAL;\n+        }\n+    }\n+\n+    *entry_ptr = entry;\n+    return 0;\n+}\n+\n /* Run a zipl program */\n static int zipl_run(ScsiBlockPtr *pte)\n {\n     ComponentHeader *header;\n     ComponentEntry *entry;\n     uint8_t tmp_sec[MAX_SECTOR_SIZE];\n+    int rc;\n \n     if (virtio_read(pte->blockno, tmp_sec)) {\n         puts(\"Cannot read header\");\n@@ -700,25 +730,10 @@ static int zipl_run(ScsiBlockPtr *pte)\n \n     /* Load image(s) into RAM */\n     entry = (ComponentEntry *)(&header[1]);\n-    while (entry->component_type == ZIPL_COMP_ENTRY_LOAD ||\n-           entry->component_type == ZIPL_COMP_ENTRY_SIGNATURE) {\n-\n-        /* We don't support secure boot yet, so we skip signature entries */\n-        if (entry->component_type == ZIPL_COMP_ENTRY_SIGNATURE) {\n-            entry++;\n-            continue;\n-        }\n-\n-        if (zipl_load_segment(entry)) {\n-            return -1;\n-        }\n \n-        entry++;\n-\n-        if ((uint8_t *)(&entry[1]) > (tmp_sec + MAX_SECTOR_SIZE)) {\n-            puts(\"Wrong entry value\");\n-            return -EINVAL;\n-        }\n+    rc = zipl_run_normal(&entry, tmp_sec);\n+    if (rc) {\n+        return rc;\n     }\n \n     if (entry->component_type != ZIPL_COMP_ENTRY_EXEC) {\n",
    "prefixes": [
        "v8",
        "17/30"
    ]
}