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GET /api/patches/41300/?format=api
HTTP 200 OK
Allow: GET, PUT, PATCH, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "id": 41300,
    "url": "http://patches.dpdk.org/api/patches/41300/?format=api",
    "web_url": "http://patches.dpdk.org/project/dpdk/patch/20180619213058.12273-29-ajit.khaparde@broadcom.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": "<20180619213058.12273-29-ajit.khaparde@broadcom.com>",
    "list_archive_url": "https://inbox.dpdk.org/dev/20180619213058.12273-29-ajit.khaparde@broadcom.com",
    "date": "2018-06-19T21:30:55",
    "name": "[28/31] net/bnxt: fix set MTU",
    "commit_ref": null,
    "pull_url": null,
    "state": "changes-requested",
    "archived": true,
    "hash": "ec79078ff66a325e7f941c17553a3e5d578afd0d",
    "submitter": {
        "id": 501,
        "url": "http://patches.dpdk.org/api/people/501/?format=api",
        "name": "Ajit Khaparde",
        "email": "ajit.khaparde@broadcom.com"
    },
    "delegate": {
        "id": 319,
        "url": "http://patches.dpdk.org/api/users/319/?format=api",
        "username": "fyigit",
        "first_name": "Ferruh",
        "last_name": "Yigit",
        "email": "ferruh.yigit@amd.com"
    },
    "mbox": "http://patches.dpdk.org/project/dpdk/patch/20180619213058.12273-29-ajit.khaparde@broadcom.com/mbox/",
    "series": [
        {
            "id": 171,
            "url": "http://patches.dpdk.org/api/series/171/?format=api",
            "web_url": "http://patches.dpdk.org/project/dpdk/list/?series=171",
            "date": "2018-06-19T21:30:31",
            "name": "bnxt patchset",
            "version": 1,
            "mbox": "http://patches.dpdk.org/series/171/mbox/"
        }
    ],
    "comments": "http://patches.dpdk.org/api/patches/41300/comments/",
    "check": "success",
    "checks": "http://patches.dpdk.org/api/patches/41300/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 9D9B91B4D1;\n\tTue, 19 Jun 2018 23:32:18 +0200 (CEST)",
            "from rnd-relay.smtp.broadcom.com (rnd-relay.smtp.broadcom.com\n\t[192.19.229.170]) by dpdk.org (Postfix) with ESMTP id 91B011B059;\n\tTue, 19 Jun 2018 23:31:11 +0200 (CEST)",
            "from nis-sj1-27.broadcom.com (nis-sj1-27.lvn.broadcom.net\n\t[10.75.144.136])\n\tby rnd-relay.smtp.broadcom.com (Postfix) with ESMTP id 7A39130C07D;\n\tTue, 19 Jun 2018 14:31:10 -0700 (PDT)",
            "from C02VPB22HTD6.dhcp.broadcom.net (c02vpb22htd6.dhcp.broadcom.net\n\t[10.136.50.120])\n\tby nis-sj1-27.broadcom.com (Postfix) with ESMTP id 52562AC0768;\n\tTue, 19 Jun 2018 14:31:10 -0700 (PDT)"
        ],
        "DKIM-Filter": "OpenDKIM Filter v2.10.3 rnd-relay.smtp.broadcom.com 7A39130C07D",
        "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/simple; d=broadcom.com;\n\ts=dkimrelay; t=1529443870;\n\tbh=eLL8HHYQ0hYo6m6jeC0VVjDmsY7rvkQCH2WIdr0k/Ns=;\n\th=From:To:Cc:Subject:Date:In-Reply-To:References:From;\n\tb=GqBfY8qsXeojhPwudGlIMmRFRY3waTDQJbyUyHFgQ8hMlka+ku8Q3KQO1ySaq03tG\n\twMWIc14hYx30HiXfFapCXFJq5O7EcV3Lyy0IMlqZb8hIDjTBKVcTgOe/p387nT4Ctf\n\tOq8JmNFYFVUtcFGogPevrLhsY8hBfEq2gQAdknhI=",
        "From": "Ajit Khaparde <ajit.khaparde@broadcom.com>",
        "To": "dev@dpdk.org",
        "Cc": "ferruh.yigit@intel.com,\n\tstable@dpdk.org",
        "Date": "Tue, 19 Jun 2018 14:30:55 -0700",
        "Message-Id": "<20180619213058.12273-29-ajit.khaparde@broadcom.com>",
        "X-Mailer": "git-send-email 2.15.1 (Apple Git-101)",
        "In-Reply-To": "<20180619213058.12273-1-ajit.khaparde@broadcom.com>",
        "References": "<20180619213058.12273-1-ajit.khaparde@broadcom.com>",
        "Subject": "[dpdk-dev] [PATCH 28/31] net/bnxt: fix set MTU",
        "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\t<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\t<mailto:dev-request@dpdk.org?subject=subscribe>",
        "Errors-To": "dev-bounces@dpdk.org",
        "Sender": "\"dev\" <dev-bounces@dpdk.org>"
    },
    "content": "There is no need to update hardware configuration if new MTU is\nnot greater than the max data the mbuf can accommodate.\n\nFixes: daef48efe5e5 (\"net/bnxt: support set MTU\")\nCc: stable@dpdk.org\n\nSigned-off-by: Ajit Khaparde <ajit.khaparde@broadcom.com>\n---\n drivers/net/bnxt/bnxt_ethdev.c | 12 +++++++++---\n 1 file changed, 9 insertions(+), 3 deletions(-)",
    "diff": "diff --git a/drivers/net/bnxt/bnxt_ethdev.c b/drivers/net/bnxt/bnxt_ethdev.c\nindex 9cfa43778..1145bc195 100644\n--- a/drivers/net/bnxt/bnxt_ethdev.c\n+++ b/drivers/net/bnxt/bnxt_ethdev.c\n@@ -1597,6 +1597,7 @@ static int bnxt_mtu_set_op(struct rte_eth_dev *eth_dev, uint16_t new_mtu)\n \n \tfor (i = 0; i < bp->nr_vnics; i++) {\n \t\tstruct bnxt_vnic_info *vnic = &bp->vnic_info[i];\n+\t\tuint16_t size = 0;\n \n \t\tvnic->mru = bp->eth_dev->data->mtu + ETHER_HDR_LEN +\n \t\t\t\t\tETHER_CRC_LEN + VLAN_TAG_SIZE * 2;\n@@ -1604,9 +1605,14 @@ static int bnxt_mtu_set_op(struct rte_eth_dev *eth_dev, uint16_t new_mtu)\n \t\tif (rc)\n \t\t\tbreak;\n \n-\t\trc = bnxt_hwrm_vnic_plcmode_cfg(bp, vnic);\n-\t\tif (rc)\n-\t\t\treturn rc;\n+\t\tsize = rte_pktmbuf_data_room_size(bp->rx_queues[0]->mb_pool);\n+\t\tsize -= RTE_PKTMBUF_HEADROOM;\n+\n+\t\tif (size < new_mtu) {\n+\t\t\trc = bnxt_hwrm_vnic_plcmode_cfg(bp, vnic);\n+\t\t\tif (rc)\n+\t\t\t\treturn rc;\n+\t\t}\n \t}\n \n \treturn rc;\n",
    "prefixes": [
        "28/31"
    ]
}