get:
Show a patch.

patch:
Update a patch.

put:
Update a patch.

GET /api/patches/94395/?format=api
HTTP 200 OK
Allow: GET, PUT, PATCH, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "id": 94395,
    "url": "https://patches.dpdk.org/api/patches/94395/?format=api",
    "web_url": "https://patches.dpdk.org/project/dpdk/patch/20210618200305.662515-3-wenwux.ma@intel.com/",
    "project": {
        "id": 1,
        "url": "https://patches.dpdk.org/api/projects/1/?format=api",
        "name": "DPDK",
        "link_name": "dpdk",
        "list_id": "dev.dpdk.org",
        "list_email": "dev@dpdk.org",
        "web_url": "http://core.dpdk.org",
        "scm_url": "git://dpdk.org/dpdk",
        "webscm_url": "http://git.dpdk.org/dpdk",
        "list_archive_url": "https://inbox.dpdk.org/dev",
        "list_archive_url_format": "https://inbox.dpdk.org/dev/{}",
        "commit_url_format": ""
    },
    "msgid": "<20210618200305.662515-3-wenwux.ma@intel.com>",
    "list_archive_url": "https://inbox.dpdk.org/dev/20210618200305.662515-3-wenwux.ma@intel.com",
    "date": "2021-06-18T20:03:03",
    "name": "[v2,2/4] examples/vhost: use a new API to query remaining ring space",
    "commit_ref": null,
    "pull_url": null,
    "state": "superseded",
    "archived": true,
    "hash": "902130f68c0f5484e95c03efd70b8d6c20db5ccd",
    "submitter": {
        "id": 2163,
        "url": "https://patches.dpdk.org/api/people/2163/?format=api",
        "name": "Ma, WenwuX",
        "email": "wenwux.ma@intel.com"
    },
    "delegate": {
        "id": 2642,
        "url": "https://patches.dpdk.org/api/users/2642/?format=api",
        "username": "mcoquelin",
        "first_name": "Maxime",
        "last_name": "Coquelin",
        "email": "maxime.coquelin@redhat.com"
    },
    "mbox": "https://patches.dpdk.org/project/dpdk/patch/20210618200305.662515-3-wenwux.ma@intel.com/mbox/",
    "series": [
        {
            "id": 17388,
            "url": "https://patches.dpdk.org/api/series/17388/?format=api",
            "web_url": "https://patches.dpdk.org/project/dpdk/list/?series=17388",
            "date": "2021-06-18T20:03:02",
            "name": "vhost: support async dequeue for split ring",
            "version": 2,
            "mbox": "https://patches.dpdk.org/series/17388/mbox/"
        }
    ],
    "comments": "https://patches.dpdk.org/api/patches/94395/comments/",
    "check": "success",
    "checks": "https://patches.dpdk.org/api/patches/94395/checks/",
    "tags": {},
    "related": [],
    "headers": {
        "Return-Path": "<dev-bounces@dpdk.org>",
        "X-Original-To": "patchwork@inbox.dpdk.org",
        "Delivered-To": "patchwork@inbox.dpdk.org",
        "Received": [
            "from mails.dpdk.org (mails.dpdk.org [217.70.189.124])\n\tby inbox.dpdk.org (Postfix) with ESMTP id 4F91DA0C46;\n\tFri, 18 Jun 2021 10:10:10 +0200 (CEST)",
            "from [217.70.189.124] (localhost [127.0.0.1])\n\tby mails.dpdk.org (Postfix) with ESMTP id 14E46410FB;\n\tFri, 18 Jun 2021 10:09:59 +0200 (CEST)",
            "from mga14.intel.com (mga14.intel.com [192.55.52.115])\n by mails.dpdk.org (Postfix) with ESMTP id C6ABB40150\n for <dev@dpdk.org>; Fri, 18 Jun 2021 10:09:54 +0200 (CEST)",
            "from orsmga008.jf.intel.com ([10.7.209.65])\n by fmsmga103.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384;\n 18 Jun 2021 01:09:53 -0700",
            "from unknown (HELO localhost.localdomain) ([10.240.183.109])\n by orsmga008-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384;\n 18 Jun 2021 01:09:51 -0700"
        ],
        "IronPort-SDR": [
            "\n tkQn+hSbubj/fygjNM0Vf47+7bRuQ+cMUsEqGsLtEEr5c/2cnxN++l2U2y6Gi44w9wmB6pnDdh\n PvXlRZKGdR/w==",
            "\n AzEe/1Yem7YuHqqAuUiDGtND5+20R5hjNSkONVd4ZUEO2Bd4mDpRwj4xxGmcl5iinHvaVM+WoC\n 4h1MAs3wrJ4A=="
        ],
        "X-IronPort-AV": [
            "E=McAfee;i=\"6200,9189,10018\"; a=\"206334389\"",
            "E=Sophos;i=\"5.83,283,1616482800\"; d=\"scan'208\";a=\"206334389\"",
            "E=Sophos;i=\"5.83,283,1616482800\"; d=\"scan'208\";a=\"451307807\""
        ],
        "From": "Wenwu Ma <wenwux.ma@intel.com>",
        "To": "dev@dpdk.org",
        "Cc": "maxime.coquelin@redhat.com, chenbo.xia@intel.com, cheng1.jiang@intel.com,\n Wenwu Ma <wenwux.ma@intel.com>",
        "Date": "Fri, 18 Jun 2021 20:03:03 +0000",
        "Message-Id": "<20210618200305.662515-3-wenwux.ma@intel.com>",
        "X-Mailer": "git-send-email 2.25.1",
        "In-Reply-To": "<20210618200305.662515-1-wenwux.ma@intel.com>",
        "References": "<20210602083110.5530-1-yuanx.wang@intel.com>\n <20210618200305.662515-1-wenwux.ma@intel.com>",
        "MIME-Version": "1.0",
        "Content-Transfer-Encoding": "8bit",
        "Subject": "[dpdk-dev] [PATCH v2 2/4] examples/vhost: use a new API to query\n remaining ring space",
        "X-BeenThere": "dev@dpdk.org",
        "X-Mailman-Version": "2.1.29",
        "Precedence": "list",
        "List-Id": "DPDK patches and discussions <dev.dpdk.org>",
        "List-Unsubscribe": "<https://mails.dpdk.org/options/dev>,\n <mailto:dev-request@dpdk.org?subject=unsubscribe>",
        "List-Archive": "<http://mails.dpdk.org/archives/dev/>",
        "List-Post": "<mailto:dev@dpdk.org>",
        "List-Help": "<mailto:dev-request@dpdk.org?subject=help>",
        "List-Subscribe": "<https://mails.dpdk.org/listinfo/dev>,\n <mailto:dev-request@dpdk.org?subject=subscribe>",
        "Errors-To": "dev-bounces@dpdk.org",
        "Sender": "\"dev\" <dev-bounces@dpdk.org>"
    },
    "content": "A new API for querying the remaining descriptor ring capacity\nis available, so we use the new one instead of the old one.\n\nSigned-off-by: Wenwu Ma <wenwux.ma@intel.com>\n---\n examples/vhost/ioat.c | 6 +-----\n 1 file changed, 1 insertion(+), 5 deletions(-)",
    "diff": "diff --git a/examples/vhost/ioat.c b/examples/vhost/ioat.c\nindex 2a2c2d7202..bf4e033bdb 100644\n--- a/examples/vhost/ioat.c\n+++ b/examples/vhost/ioat.c\n@@ -17,7 +17,6 @@ struct packet_tracker {\n \tunsigned short next_read;\n \tunsigned short next_write;\n \tunsigned short last_remain;\n-\tunsigned short ioat_space;\n };\n \n struct packet_tracker cb_tracker[MAX_VHOST_DEVICE];\n@@ -113,7 +112,6 @@ open_ioat(const char *value)\n \t\t\tgoto out;\n \t\t}\n \t\trte_rawdev_start(dev_id);\n-\t\tcb_tracker[dev_id].ioat_space = IOAT_RING_SIZE - 1;\n \t\tdma_info->nr++;\n \t\ti++;\n \t}\n@@ -140,7 +138,7 @@ ioat_transfer_data_cb(int vid, uint16_t queue_id,\n \t\t\tsrc = descs[i_desc].src;\n \t\t\tdst = descs[i_desc].dst;\n \t\t\ti_seg = 0;\n-\t\t\tif (cb_tracker[dev_id].ioat_space < src->nr_segs)\n+\t\t\tif (rte_ioat_burst_capacity(dev_id) < src->nr_segs)\n \t\t\t\tbreak;\n \t\t\twhile (i_seg < src->nr_segs) {\n \t\t\t\trte_ioat_enqueue_copy(dev_id,\n@@ -155,7 +153,6 @@ ioat_transfer_data_cb(int vid, uint16_t queue_id,\n \t\t\t}\n \t\t\twrite &= mask;\n \t\t\tcb_tracker[dev_id].size_track[write] = src->nr_segs;\n-\t\t\tcb_tracker[dev_id].ioat_space -= src->nr_segs;\n \t\t\twrite++;\n \t\t}\n \t} else {\n@@ -194,7 +191,6 @@ ioat_check_completed_copies_cb(int vid, uint16_t queue_id,\n \t\tif (n_seg == 0)\n \t\t\treturn 0;\n \n-\t\tcb_tracker[dev_id].ioat_space += n_seg;\n \t\tn_seg += cb_tracker[dev_id].last_remain;\n \n \t\tread = cb_tracker[dev_id].next_read;\n",
    "prefixes": [
        "v2",
        "2/4"
    ]
}