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{
    "id": 9333,
    "url": "http://patches.dpdk.org/api/patches/9333/?format=api",
    "web_url": "http://patches.dpdk.org/project/dpdk/patch/1449191574-14629-2-git-send-email-stephen@networkplumber.org/",
    "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",
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    },
    "msgid": "<1449191574-14629-2-git-send-email-stephen@networkplumber.org>",
    "list_archive_url": "https://inbox.dpdk.org/dev/1449191574-14629-2-git-send-email-stephen@networkplumber.org",
    "date": "2015-12-04T01:12:53",
    "name": "[dpdk-dev,1/2] virtio: make sure rcv mbuf initialized correctly",
    "commit_ref": null,
    "pull_url": null,
    "state": "accepted",
    "archived": true,
    "hash": "403422d5edcaea6a2451725fd08dc43bfd93ca3d",
    "submitter": {
        "id": 27,
        "url": "http://patches.dpdk.org/api/people/27/?format=api",
        "name": "Stephen Hemminger",
        "email": "stephen@networkplumber.org"
    },
    "delegate": null,
    "mbox": "http://patches.dpdk.org/project/dpdk/patch/1449191574-14629-2-git-send-email-stephen@networkplumber.org/mbox/",
    "series": [],
    "comments": "http://patches.dpdk.org/api/patches/9333/comments/",
    "check": "pending",
    "checks": "http://patches.dpdk.org/api/patches/9333/checks/",
    "tags": {},
    "related": [],
    "headers": {
        "Return-Path": "<dev-bounces@dpdk.org>",
        "X-Original-To": "patchwork@dpdk.org",
        "Delivered-To": "patchwork@dpdk.org",
        "Received": [
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        ],
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        "X-Gm-Message-State": "ALoCoQkUoLo8Ada7+lsT2J9jIHItN+5P8ij1gg8CsgjZNRTALugJBQzb6qPhH+rt9SqCxcpBGC39",
        "X-Received": "by 10.98.14.155 with SMTP id 27mr17659011pfo.92.1449191565913;\n\tThu, 03 Dec 2015 17:12:45 -0800 (PST)",
        "From": "Stephen Hemminger <stephen@networkplumber.org>",
        "To": "huawei.xie@intel.com,\n\tyuanhan.liu@linux.intel.com",
        "Date": "Thu,  3 Dec 2015 17:12:53 -0800",
        "Message-Id": "<1449191574-14629-2-git-send-email-stephen@networkplumber.org>",
        "X-Mailer": "git-send-email 2.1.4",
        "In-Reply-To": "<1449191574-14629-1-git-send-email-stephen@networkplumber.org>",
        "References": "<1449191574-14629-1-git-send-email-stephen@networkplumber.org>",
        "Cc": "dev@dpdk.org",
        "Subject": "[dpdk-dev] [PATCH 1/2] virtio: make sure rcv mbuf initialized\n\tcorrectly",
        "X-BeenThere": "dev@dpdk.org",
        "X-Mailman-Version": "2.1.15",
        "Precedence": "list",
        "List-Id": "patches and discussions about DPDK <dev.dpdk.org>",
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        "List-Subscribe": "<http://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": "The virtio driver was not initializing all the fields in\nthe receive mbuf. This would cause bugs where previous usage\nof mbuf would leave stale TCI and offload flags.\n\nSigned-off-by: Stephen Hemminger <stephen@networkplumber.org>\n---\n drivers/net/virtio/virtio_rxtx.c | 4 ++++\n 1 file changed, 4 insertions(+)",
    "diff": "diff --git a/drivers/net/virtio/virtio_rxtx.c b/drivers/net/virtio/virtio_rxtx.c\nindex 5770fa2..466fee6 100644\n--- a/drivers/net/virtio/virtio_rxtx.c\n+++ b/drivers/net/virtio/virtio_rxtx.c\n@@ -611,6 +611,8 @@ virtio_recv_pkts(void *rx_queue, struct rte_mbuf **rx_pkts, uint16_t nb_pkts)\n \n \t\trxm->port = rxvq->port_id;\n \t\trxm->data_off = RTE_PKTMBUF_HEADROOM;\n+\t\trxm->ol_flags = 0;\n+\t\trxm->vlan_tci = 0;\n \n \t\trxm->nb_segs = 1;\n \t\trxm->next = NULL;\n@@ -731,6 +733,8 @@ virtio_recv_mergeable_pkts(void *rx_queue,\n \t\trxm->data_off = RTE_PKTMBUF_HEADROOM;\n \t\trxm->nb_segs = seg_num;\n \t\trxm->next = NULL;\n+\t\trxm->ol_flags = 0;\n+\t\trxm->vlan_tci = 0;\n \t\trxm->pkt_len = (uint32_t)(len[0] - hdr_size);\n \t\trxm->data_len = (uint16_t)(len[0] - hdr_size);\n \n",
    "prefixes": [
        "dpdk-dev",
        "1/2"
    ]
}