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{
    "id": 34877,
    "url": "http://patches.dpdk.org/api/patches/34877/?format=api",
    "web_url": "http://patches.dpdk.org/project/dpdk/patch/1517614137-62926-7-git-send-email-zhihong.wang@intel.com/",
    "project": {
        "id": 1,
        "url": "http://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": "<1517614137-62926-7-git-send-email-zhihong.wang@intel.com>",
    "list_archive_url": "https://inbox.dpdk.org/dev/1517614137-62926-7-git-send-email-zhihong.wang@intel.com",
    "date": "2018-02-02T23:28:56",
    "name": "[dpdk-dev,6/7] vhost: get callfd before device setup",
    "commit_ref": null,
    "pull_url": null,
    "state": "superseded",
    "archived": true,
    "hash": "247e46c2abba9a623258a1c1fbfc01a13a934509",
    "submitter": {
        "id": 156,
        "url": "http://patches.dpdk.org/api/people/156/?format=api",
        "name": "Zhihong Wang",
        "email": "zhihong.wang@intel.com"
    },
    "delegate": {
        "id": 2642,
        "url": "http://patches.dpdk.org/api/users/2642/?format=api",
        "username": "mcoquelin",
        "first_name": "Maxime",
        "last_name": "Coquelin",
        "email": "maxime.coquelin@redhat.com"
    },
    "mbox": "http://patches.dpdk.org/project/dpdk/patch/1517614137-62926-7-git-send-email-zhihong.wang@intel.com/mbox/",
    "series": [],
    "comments": "http://patches.dpdk.org/api/patches/34877/comments/",
    "check": "success",
    "checks": "http://patches.dpdk.org/api/patches/34877/checks/",
    "tags": {},
    "related": [],
    "headers": {
        "Return-Path": "<dev-bounces@dpdk.org>",
        "X-Original-To": "patchwork@dpdk.org",
        "Delivered-To": "patchwork@dpdk.org",
        "Received": [
            "from [92.243.14.124] (localhost [127.0.0.1])\n\tby dpdk.org (Postfix) with ESMTP id 2F2B11B1AD;\n\tFri,  2 Feb 2018 12:33:55 +0100 (CET)",
            "from mga17.intel.com (mga17.intel.com [192.55.52.151])\n\tby dpdk.org (Postfix) with ESMTP id 92A741B1A8\n\tfor <dev@dpdk.org>; Fri,  2 Feb 2018 12:33:53 +0100 (CET)",
            "from orsmga004.jf.intel.com ([10.7.209.38])\n\tby fmsmga107.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384;\n\t02 Feb 2018 03:33:53 -0800",
            "from unknown (HELO dpdk98.sh.intel.com) ([10.67.111.140])\n\tby orsmga004.jf.intel.com with ESMTP; 02 Feb 2018 03:33:51 -0800"
        ],
        "X-Amp-Result": "SKIPPED(no attachment in message)",
        "X-Amp-File-Uploaded": "False",
        "X-ExtLoop1": "1",
        "X-IronPort-AV": "E=Sophos;i=\"5.46,448,1511856000\"; d=\"scan'208\";a=\"171132758\"",
        "From": "Zhihong Wang <zhihong.wang@intel.com>",
        "To": "dev@dpdk.org",
        "Cc": "jianfeng.tan@intel.com, tiwei.bie@intel.com, maxime.coquelin@redhat.com, \n\tyliu@fridaylinux.org, cunming.liang@intel.com, xiao.w.wang@intel.com,\n\tdan.daly@intel.com",
        "Date": "Fri,  2 Feb 2018 18:28:56 -0500",
        "Message-Id": "<1517614137-62926-7-git-send-email-zhihong.wang@intel.com>",
        "X-Mailer": "git-send-email 2.7.5",
        "In-Reply-To": "<1517614137-62926-1-git-send-email-zhihong.wang@intel.com>",
        "References": "<1517614137-62926-1-git-send-email-zhihong.wang@intel.com>",
        "Subject": "[dpdk-dev] [PATCH 6/7] vhost: get callfd before device setup",
        "X-BeenThere": "dev@dpdk.org",
        "X-Mailman-Version": "2.1.15",
        "Precedence": "list",
        "List-Id": "DPDK patches and discussions <dev.dpdk.org>",
        "List-Unsubscribe": "<https://dpdk.org/ml/options/dev>,\n\t<mailto:dev-request@dpdk.org?subject=unsubscribe>",
        "List-Archive": "<http://dpdk.org/ml/archives/dev/>",
        "List-Post": "<mailto:dev@dpdk.org>",
        "List-Help": "<mailto:dev-request@dpdk.org?subject=help>",
        "List-Subscribe": "<https://dpdk.org/ml/listinfo/dev>,\n\t<mailto:dev-request@dpdk.org?subject=subscribe>",
        "Errors-To": "dev-bounces@dpdk.org",
        "Sender": "\"dev\" <dev-bounces@dpdk.org>"
    },
    "content": "From: Xiao Wang <xiao.w.wang@intel.com>\n\nThis patch is to make sure device is configured with all needed guest\ninfo. According to QEMU vhost message sequence, the real callfd comes\njust before SET_VRING_ENABLE.\n\nSigned-off-by: Xiao Wang <xiao.w.wang@intel.com>\n---\n lib/librte_vhost/vhost_user.c | 3 ++-\n 1 file changed, 2 insertions(+), 1 deletion(-)",
    "diff": "diff --git a/lib/librte_vhost/vhost_user.c b/lib/librte_vhost/vhost_user.c\nindex 05b53fa..3fe1b3d 100644\n--- a/lib/librte_vhost/vhost_user.c\n+++ b/lib/librte_vhost/vhost_user.c\n@@ -1547,7 +1547,8 @@ vhost_user_msg_handler(int vid, int fd)\n \t\tsend_vhost_reply(fd, &msg);\n \t}\n \n-\tif (!(dev->flags & VIRTIO_DEV_RUNNING) && virtio_is_ready(dev)) {\n+\tif (!(dev->flags & VIRTIO_DEV_RUNNING) && virtio_is_ready(dev)\n+\t\t\t&& msg.request.master == VHOST_USER_SET_VRING_ENABLE) {\n \t\tdev->flags |= VIRTIO_DEV_READY;\n \n \t\tif (!(dev->flags & VIRTIO_DEV_RUNNING)) {\n",
    "prefixes": [
        "dpdk-dev",
        "6/7"
    ]
}