get:
Show a patch.

patch:
Update a patch.

put:
Update a patch.

GET /api/patches/2225314/?format=api
HTTP 200 OK
Allow: GET, PUT, PATCH, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "id": 2225314,
    "url": "http://patchwork.ozlabs.org/api/patches/2225314/?format=api",
    "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20260420200339.708640-18-vsementsov@yandex-team.ru/",
    "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": "<20260420200339.708640-18-vsementsov@yandex-team.ru>",
    "list_archive_url": null,
    "date": "2026-04-20T20:03:32",
    "name": "[v6,17/22] vhost: move busyloop timeout initialization to vhost_virtqueue_init()",
    "commit_ref": null,
    "pull_url": null,
    "state": "new",
    "archived": false,
    "hash": "79d1944b643d4a767713e0c22e007e2a44a4a8f3",
    "submitter": {
        "id": 84116,
        "url": "http://patchwork.ozlabs.org/api/people/84116/?format=api",
        "name": "Vladimir Sementsov-Ogievskiy",
        "email": "vsementsov@yandex-team.ru"
    },
    "delegate": null,
    "mbox": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20260420200339.708640-18-vsementsov@yandex-team.ru/mbox/",
    "series": [
        {
            "id": 500672,
            "url": "http://patchwork.ozlabs.org/api/series/500672/?format=api",
            "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/list/?series=500672",
            "date": "2026-04-20T20:03:18",
            "name": "vhost refactoring and fixes",
            "version": 6,
            "mbox": "http://patchwork.ozlabs.org/series/500672/mbox/"
        }
    ],
    "comments": "http://patchwork.ozlabs.org/api/patches/2225314/comments/",
    "check": "pending",
    "checks": "http://patchwork.ozlabs.org/api/patches/2225314/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 (1024-bit key;\n unprotected) header.d=yandex-team.ru header.i=@yandex-team.ru\n header.a=rsa-sha256 header.s=default header.b=ywciq/40;\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=lists1p.gnu.org;\n envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org;\n receiver=patchwork.ozlabs.org)",
            "mail-nwsmtp-smtp-corp-main-68.klg.yp-c.yandex.net;\n dkim=pass header.i=@yandex-team.ru"
        ],
        "Received": [
            "from lists1p.gnu.org (lists1p.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 4fzxN967dMz1yCv\n\tfor <incoming@patchwork.ozlabs.org>; Tue, 21 Apr 2026 06:07:05 +1000 (AEST)",
            "from localhost ([::1] helo=lists1p.gnu.org)\n\tby lists1p.gnu.org with esmtp (Exim 4.90_1)\n\t(envelope-from <qemu-devel-bounces@nongnu.org>)\n\tid 1wEur2-0001lX-6s; Mon, 20 Apr 2026 16:04:24 -0400",
            "from eggs.gnu.org ([2001:470:142:3::10])\n by lists1p.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256)\n (Exim 4.90_1) (envelope-from <vsementsov@yandex-team.ru>)\n id 1wEuqx-0001Z8-Ma\n for qemu-devel@nongnu.org; Mon, 20 Apr 2026 16:04:19 -0400",
            "from forwardcorp1d.mail.yandex.net ([178.154.239.200])\n by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256)\n (Exim 4.90_1) (envelope-from <vsementsov@yandex-team.ru>)\n id 1wEuqw-00020F-4t\n for qemu-devel@nongnu.org; Mon, 20 Apr 2026 16:04:19 -0400",
            "from mail-nwsmtp-smtp-corp-main-68.klg.yp-c.yandex.net\n (mail-nwsmtp-smtp-corp-main-68.klg.yp-c.yandex.net\n [IPv6:2a02:6b8:c42:94a9:0:640:a3fa:0])\n by forwardcorp1d.mail.yandex.net (Yandex) with ESMTPS id D2D598075D;\n Mon, 20 Apr 2026 23:04:16 +0300 (MSK)",
            "from vsementsov-lin (unknown [2a02:6bf:8080:54b::1:34])\n by mail-nwsmtp-smtp-corp-main-68.klg.yp-c.yandex.net (smtpcorp) with ESMTPSA\n id f3YMX10K1Sw0-sfRtE90u; Mon, 20 Apr 2026 23:04:16 +0300"
        ],
        "Precedence": "bulk",
        "X-Yandex-Fwd": "1",
        "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed; d=yandex-team.ru;\n s=default; t=1776715456;\n bh=9H42VfdWXv4YR9fUBy+45ZxRHJLalt72HE6C4geWja4=;\n h=Message-ID:Date:In-Reply-To:Cc:Subject:References:To:From;\n b=ywciq/407nKvyyLDStnLQ5Civcs8456EvORmQY77lwg8a6AH2ZM3LryjPlUpp33x3\n cPNvayL0jsKAErcRu8YFlpq7NUDGyTNPevoMQwbpfkHAT9F7IwBSfjeLvtD8ZQPVja\n Z0FvLGDFsnQK+64eN0M/AYgQOyEZSlbFbuBBBIcI=",
        "From": "Vladimir Sementsov-Ogievskiy <vsementsov@yandex-team.ru>",
        "To": "mst@redhat.com",
        "Cc": "sgarzare@redhat.com, raphael@enfabrica.net, qemu-devel@nongnu.org,\n vsementsov@yandex-team.ru, yc-core@yandex-team.ru,\n d-tatianin@yandex-team.ru, Raphael Norwitz <raphael.s.norwitz@gmail.com>",
        "Subject": "[PATCH v6 17/22] vhost: move busyloop timeout initialization to\n vhost_virtqueue_init()",
        "Date": "Mon, 20 Apr 2026 23:03:32 +0300",
        "Message-ID": "<20260420200339.708640-18-vsementsov@yandex-team.ru>",
        "X-Mailer": "git-send-email 2.52.0",
        "In-Reply-To": "<20260420200339.708640-1-vsementsov@yandex-team.ru>",
        "References": "<20260420200339.708640-1-vsementsov@yandex-team.ru>",
        "MIME-Version": "1.0",
        "Content-Transfer-Encoding": "8bit",
        "Received-SPF": "pass client-ip=178.154.239.200;\n envelope-from=vsementsov@yandex-team.ru; helo=forwardcorp1d.mail.yandex.net",
        "X-Spam_score_int": "-20",
        "X-Spam_score": "-2.1",
        "X-Spam_bar": "--",
        "X-Spam_report": "(-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1,\n DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, SPF_HELO_NONE=0.001,\n 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",
        "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": "Let's all per-virtqueue initializations be in one place.\n\nSigned-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@yandex-team.ru>\nReviewed-by: Raphael Norwitz <raphael.s.norwitz@gmail.com>\nReviewed-by: Daniil Tatianin <d-tatianin@yandex-team.ru>\n---\n hw/virtio/vhost.c | 25 ++++++++++++-------------\n 1 file changed, 12 insertions(+), 13 deletions(-)",
    "diff": "diff --git a/hw/virtio/vhost.c b/hw/virtio/vhost.c\nindex 7f370f393e9..55ce7ae977f 100644\n--- a/hw/virtio/vhost.c\n+++ b/hw/virtio/vhost.c\n@@ -1496,7 +1496,8 @@ static void vhost_virtqueue_error_notifier(EventNotifier *n)\n }\n \n static int vhost_virtqueue_init(struct vhost_dev *dev,\n-                                struct vhost_virtqueue *vq, int n)\n+                                struct vhost_virtqueue *vq, int n,\n+                                bool busyloop_timeout)\n {\n     int vhost_vq_index = dev->vhost_ops->vhost_get_vq_index(dev, n);\n     struct vhost_vring_file file = {\n@@ -1533,6 +1534,14 @@ static int vhost_virtqueue_init(struct vhost_dev *dev,\n                                    vhost_virtqueue_error_notifier);\n     }\n \n+    if (busyloop_timeout) {\n+        r = vhost_virtqueue_set_busyloop_timeout(dev, n, busyloop_timeout);\n+        if (r < 0) {\n+            VHOST_OPS_DEBUG(r, \"Failed to set busyloop timeout\");\n+            goto fail_err;\n+        }\n+    }\n+\n     return 0;\n \n fail_err:\n@@ -1611,24 +1620,14 @@ int vhost_dev_init(struct vhost_dev *hdev, void *opaque,\n     }\n \n     for (i = 0; i < hdev->nvqs; ++i, ++n_initialized_vqs) {\n-        r = vhost_virtqueue_init(hdev, hdev->vqs + i, hdev->vq_index + i);\n+        r = vhost_virtqueue_init(hdev, hdev->vqs + i, hdev->vq_index + i,\n+                                 busyloop_timeout);\n         if (r < 0) {\n             error_setg_errno(errp, -r, \"Failed to initialize virtqueue %d\", i);\n             goto fail;\n         }\n     }\n \n-    if (busyloop_timeout) {\n-        for (i = 0; i < hdev->nvqs; ++i) {\n-            r = vhost_virtqueue_set_busyloop_timeout(hdev, hdev->vq_index + i,\n-                                                     busyloop_timeout);\n-            if (r < 0) {\n-                error_setg_errno(errp, -r, \"Failed to set busyloop timeout\");\n-                goto fail;\n-            }\n-        }\n-    }\n-\n     virtio_features_copy(hdev->_features_ex, features);\n \n     hdev->memory_listener = (MemoryListener) {\n",
    "prefixes": [
        "v6",
        "17/22"
    ]
}