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{
    "id": 65600,
    "url": "http://patches.dpdk.org/api/covers/65600/?format=api",
    "web_url": "http://patches.dpdk.org/project/dpdk/cover/20200206013936.11119-1-oda@valinux.co.jp/",
    "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": "<20200206013936.11119-1-oda@valinux.co.jp>",
    "list_archive_url": "https://inbox.dpdk.org/dev/20200206013936.11119-1-oda@valinux.co.jp",
    "date": "2020-02-06T01:39:32",
    "name": "[v3,0/4] make vhost PMD available for secondary processes",
    "submitter": {
        "id": 1558,
        "url": "http://patches.dpdk.org/api/people/1558/?format=api",
        "name": "Itsuro Oda",
        "email": "oda@valinux.co.jp"
    },
    "mbox": "http://patches.dpdk.org/project/dpdk/cover/20200206013936.11119-1-oda@valinux.co.jp/mbox/",
    "series": [
        {
            "id": 8439,
            "url": "http://patches.dpdk.org/api/series/8439/?format=api",
            "web_url": "http://patches.dpdk.org/project/dpdk/list/?series=8439",
            "date": "2020-02-06T01:39:32",
            "name": "make vhost PMD available for secondary processes",
            "version": 3,
            "mbox": "http://patches.dpdk.org/series/8439/mbox/"
        }
    ],
    "comments": "http://patches.dpdk.org/api/covers/65600/comments/",
    "headers": {
        "Return-Path": "<dev-bounces@dpdk.org>",
        "X-Original-To": "patchwork@inbox.dpdk.org",
        "Delivered-To": "patchwork@inbox.dpdk.org",
        "Received": [
            "from dpdk.org (dpdk.org [92.243.14.124])\n\tby inbox.dpdk.org (Postfix) with ESMTP id 6B098A04FA;\n\tThu,  6 Feb 2020 02:39:40 +0100 (CET)",
            "from [92.243.14.124] (localhost [127.0.0.1])\n\tby dpdk.org (Postfix) with ESMTP id F2A031C206;\n\tThu,  6 Feb 2020 02:39:38 +0100 (CET)",
            "from valinux.co.jp (vagw.valinux.co.jp [210.128.90.14])\n by dpdk.org (Postfix) with ESMTP id ADFD31C1CB;\n Thu,  6 Feb 2020 02:39:37 +0100 (CET)",
            "by valinux.co.jp (Postfix, from userid 1000)\n id 1CF9F240991; Thu,  6 Feb 2020 10:39:36 +0900 (JST)"
        ],
        "From": "Itsuro Oda <oda@valinux.co.jp>",
        "To": "dev@dpdk.org, maxime.coquelin@redhat.com, tiwei.bie@intel.com,\n zhihong.wang@intel.com, anatoly.burakov@intel.com",
        "Cc": "stable@dpdk.org",
        "Date": "Thu,  6 Feb 2020 10:39:32 +0900",
        "Message-Id": "<20200206013936.11119-1-oda@valinux.co.jp>",
        "X-Mailer": "git-send-email 2.17.1",
        "In-Reply-To": "<20200108062510.3478-1-oda@valinux.co.jp>",
        "References": "<20200108062510.3478-1-oda@valinux.co.jp>",
        "Subject": "[dpdk-dev] [PATCH v3 0/4] make vhost PMD available for secondary\n\tprocesses",
        "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://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": "vhost PMD has not been available for secondary processes since\nDPDK v18.11.  (https://bugs.dpdk.org/show_bug.cgi?id=194)\n(for a long term !)\nThis series of patches intend to make vhost PMD available for\nsecondary processes.\nBecause now setting vhost driver to communicate with a vhost-user\nmaster (ex. Qemu) is accomplished by the probe function of the\nprimary process, only the primary process can be a vhost-user\nslave.\nWith this patch, setting vhost driver is delayed at eth_dev\nconfiguration in order to be able to set it from a secondary\nprocess. Because (in the first place,) setting vhost driver is not\nnecessary to be done at probe (it is enough to be done up to eth_dev\nstart), this fix is no problem for the primary process.\nThere is a precondition that the same process has to operate\na vhost interface from beginning to end (from eth_dev configuration\nto eth_dev close). (This patch leaves it to user's responsibility.)\nThis precondition will not be a problem in most use cases\n(including SPP).\n\nv2:\n- add signed-off-by\n- fix spelling error\n\nv3:\n- rebase on dpdk-next-virtio master\n- change patch order\n- fix subject and commit message\n\nItsuro Oda (4):\n  net/vhost: allocate interface name from heap\n  net/vhost: delay vhost driver setup\n  net/vhost: make secondary probe complete\n  net/vhost: remove an unused member\n\n drivers/net/vhost/rte_eth_vhost.c | 152 +++++++++++++++++-------------\n 1 file changed, 88 insertions(+), 64 deletions(-)"
}