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{
    "id": 40709,
    "url": "http://patches.dpdk.org/api/patches/40709/?format=api",
    "web_url": "http://patches.dpdk.org/patch/40709/",
    "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"
    },
    "msgid": "<20180607092616.27720-3-maxime.coquelin@redhat.com>",
    "date": "2018-06-07T09:26:13",
    "name": "[dpdk-dev,v3,2/5] net/virtio: use simple path for Tx even if Rx mergeable",
    "commit_ref": null,
    "pull_url": null,
    "state": "superseded",
    "archived": true,
    "hash": "1c7beaee603ba0f8fc4f01b4ba3dde427d8b9d40",
    "submitter": {
        "id": 512,
        "url": "http://patches.dpdk.org/api/people/512/?format=api",
        "name": "Maxime Coquelin",
        "email": "maxime.coquelin@redhat.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/patch/40709/mbox/",
    "series": [
        {
            "id": 25,
            "url": "http://patches.dpdk.org/api/series/25/?format=api",
            "web_url": "http://patches.dpdk.org/project/dpdk/list/?series=25",
            "date": "2018-06-07T09:26:11",
            "name": "net/virtio: Tx path selection and offload improvements",
            "version": 3,
            "mbox": "http://patches.dpdk.org/series/25/mbox/"
        }
    ],
    "comments": "http://patches.dpdk.org/api/patches/40709/comments/",
    "check": "success",
    "checks": "http://patches.dpdk.org/api/patches/40709/checks/",
    "tags": {},
    "headers": {
        "List-Subscribe": "<https://dpdk.org/ml/listinfo/dev>,\n\t<mailto:dev-request@dpdk.org?subject=subscribe>",
        "X-Mailman-Version": "2.1.15",
        "X-Greylist": [
            "Sender IP whitelisted, not delayed by milter-greylist-4.5.16\n\t(mx1.redhat.com [10.11.55.2]); Thu, 07 Jun 2018 09:26:35 +0000 (UTC)",
            "inspected by milter-greylist-4.5.16 (mx1.redhat.com\n\t[10.11.55.2]); \n\tThu, 07 Jun 2018 09:26:35 +0000 (UTC) for IP:'10.11.54.6'\n\tDOMAIN:'int-mx06.intmail.prod.int.rdu2.redhat.com'\n\tHELO:'smtp.corp.redhat.com' FROM:'maxime.coquelin@redhat.com' RCPT:''"
        ],
        "Precedence": "list",
        "Delivered-To": "patchwork@dpdk.org",
        "X-Original-To": "patchwork@dpdk.org",
        "List-Post": "<mailto:dev@dpdk.org>",
        "References": "<20180607092616.27720-1-maxime.coquelin@redhat.com>",
        "X-BeenThere": "dev@dpdk.org",
        "List-Id": "DPDK patches and discussions <dev.dpdk.org>",
        "Subject": "[dpdk-dev] [PATCH v3 2/5] net/virtio: use simple path for Tx even\n\tif Rx mergeable",
        "Sender": "\"dev\" <dev-bounces@dpdk.org>",
        "From": "Maxime Coquelin <maxime.coquelin@redhat.com>",
        "Received": [
            "from [92.243.14.124] (localhost [127.0.0.1])\n\tby dpdk.org (Postfix) with ESMTP id D55641B03C;\n\tThu,  7 Jun 2018 11:26:37 +0200 (CEST)",
            "from mx1.redhat.com (mx3-rdu2.redhat.com [66.187.233.73])\n\tby dpdk.org (Postfix) with ESMTP id 927A41B01F\n\tfor <dev@dpdk.org>; Thu,  7 Jun 2018 11:26:35 +0200 (CEST)",
            "from smtp.corp.redhat.com\n\t(int-mx06.intmail.prod.int.rdu2.redhat.com [10.11.54.6])\n\t(using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits))\n\t(No client certificate requested)\n\tby mx1.redhat.com (Postfix) with ESMTPS id 2FFCE8AA08;\n\tThu,  7 Jun 2018 09:26:35 +0000 (UTC)",
            "from localhost.localdomain (ovpn-112-46.ams2.redhat.com\n\t[10.36.112.46])\n\tby smtp.corp.redhat.com (Postfix) with ESMTP id 0737420357CA;\n\tThu,  7 Jun 2018 09:26:33 +0000 (UTC)"
        ],
        "To": "zhihong.wang@intel.com,\n\ttiwei.bie@intel.com,\n\tdev@dpdk.org",
        "List-Unsubscribe": "<https://dpdk.org/ml/options/dev>,\n\t<mailto:dev-request@dpdk.org?subject=unsubscribe>",
        "Date": "Thu,  7 Jun 2018 11:26:13 +0200",
        "List-Archive": "<http://dpdk.org/ml/archives/dev/>",
        "X-Scanned-By": "MIMEDefang 2.78 on 10.11.54.6",
        "In-Reply-To": "<20180607092616.27720-1-maxime.coquelin@redhat.com>",
        "Cc": "Maxime Coquelin <maxime.coquelin@redhat.com>",
        "List-Help": "<mailto:dev-request@dpdk.org?subject=help>",
        "Errors-To": "dev-bounces@dpdk.org",
        "Message-Id": "<20180607092616.27720-3-maxime.coquelin@redhat.com>",
        "Return-Path": "<dev-bounces@dpdk.org>"
    },
    "content": "Having Rx mergeable buffers feature enabled should not be\na reason to not use Tx simple path.\n\nSigned-off-by: Maxime Coquelin <maxime.coquelin@redhat.com>\n---\n drivers/net/virtio/virtio_ethdev.c | 4 +---\n 1 file changed, 1 insertion(+), 3 deletions(-)",
    "diff": "diff --git a/drivers/net/virtio/virtio_ethdev.c b/drivers/net/virtio/virtio_ethdev.c\nindex 052dd056a..c6087d9b1 100644\n--- a/drivers/net/virtio/virtio_ethdev.c\n+++ b/drivers/net/virtio/virtio_ethdev.c\n@@ -1948,10 +1948,8 @@ virtio_dev_configure(struct rte_eth_dev *dev)\n \t\thw->use_simple_tx = 0;\n \t}\n #endif\n-\tif (vtpci_with_feature(hw, VIRTIO_NET_F_MRG_RXBUF)) {\n+\tif (vtpci_with_feature(hw, VIRTIO_NET_F_MRG_RXBUF))\n \t\thw->use_simple_rx = 0;\n-\t\thw->use_simple_tx = 0;\n-\t}\n \n \tif (rx_offloads & (DEV_RX_OFFLOAD_UDP_CKSUM |\n \t\t\t   DEV_RX_OFFLOAD_TCP_CKSUM))\n",
    "prefixes": [
        "dpdk-dev",
        "v3",
        "2/5"
    ]
}