Patch Detail

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{
    "id": 41585,
    "url": "http://patchwork.dpdk.org/api/patches/41585/?format=api",
    "web_url": "http://patchwork.dpdk.org/project/dpdk/patch/20180626110734.25181-1-daria.kolistratova@intel.com/",
    "project": {
        "id": 1,
        "url": "http://patchwork.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": "<20180626110734.25181-1-daria.kolistratova@intel.com>",
    "list_archive_url": "https://inbox.dpdk.org/dev/20180626110734.25181-1-daria.kolistratova@intel.com",
    "date": "2018-06-26T17:38:56",
    "name": "[v2,1/1] ena: fix SIGFPE with 0 rx queues",
    "commit_ref": null,
    "pull_url": null,
    "state": "accepted",
    "archived": true,
    "hash": "14b322e4829a4ad2abdfed340e28d667008e9e7e",
    "submitter": {
        "id": 324,
        "url": "http://patchwork.dpdk.org/api/people/324/?format=api",
        "name": "Ferruh Yigit",
        "email": "ferruh.yigit@intel.com"
    },
    "delegate": {
        "id": 319,
        "url": "http://patchwork.dpdk.org/api/users/319/?format=api",
        "username": "fyigit",
        "first_name": "Ferruh",
        "last_name": "Yigit",
        "email": "ferruh.yigit@amd.com"
    },
    "mbox": "http://patchwork.dpdk.org/project/dpdk/patch/20180626110734.25181-1-daria.kolistratova@intel.com/mbox/",
    "series": [
        {
            "id": 248,
            "url": "http://patchwork.dpdk.org/api/series/248/?format=api",
            "web_url": "http://patchwork.dpdk.org/project/dpdk/list/?series=248",
            "date": "2018-06-26T17:38:56",
            "name": "[v2,1/1] ena: fix SIGFPE with 0 rx queues",
            "version": 2,
            "mbox": "http://patchwork.dpdk.org/series/248/mbox/"
        }
    ],
    "comments": "http://patchwork.dpdk.org/api/patches/41585/comments/",
    "check": "success",
    "checks": "http://patchwork.dpdk.org/api/patches/41585/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 CAB9D1B4D3;\n\tTue, 26 Jun 2018 18:39:41 +0200 (CEST)",
            "from mga18.intel.com (mga18.intel.com [134.134.136.126])\n\tby dpdk.org (Postfix) with ESMTP id C38531BB76\n\tfor <dev@dpdk.org>; Tue, 26 Jun 2018 18:39:40 +0200 (CEST)",
            "from orsmga007.jf.intel.com ([10.7.209.58])\n\tby orsmga106.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384;\n\t26 Jun 2018 09:39:31 -0700",
            "from silpixa00399752.ir.intel.com (HELO\n\tsilpixa00399752.ger.corp.intel.com) ([10.237.222.212])\n\tby orsmga007.jf.intel.com with ESMTP; 26 Jun 2018 09:39:17 -0700"
        ],
        "X-Amp-Result": "SKIPPED(no attachment in message)",
        "X-Amp-File-Uploaded": "False",
        "X-ExtLoop1": "1",
        "X-IronPort-AV": "E=Sophos;i=\"5.51,275,1526367600\"; d=\"scan'208\";a=\"52060108\"",
        "From": "Ferruh Yigit <ferruh.yigit@intel.com>",
        "To": "ferruh.yigit@intel.com, mk@semihalf.com, mw@semihalf.com,\n\tgtzalik@amazon.com, evgenys@amazon.com",
        "Cc": "Daria Kolistratova <daria.kolistratova@intel.com>,\n\tdev@dpdk.org",
        "Date": "Tue, 26 Jun 2018 18:38:56 +0100",
        "Message-Id": "<20180626110734.25181-1-daria.kolistratova@intel.com>",
        "X-Mailer": "git-send-email 2.17.1",
        "In-Reply-To": "<20180625134046.12448-1-daria.kolistratova@intel.com>",
        "References": "<20180625134046.12448-1-daria.kolistratova@intel.com>",
        "Subject": "[dpdk-dev] [PATCH v2 1/1] ena: fix SIGFPE with 0 rx queues",
        "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": "From: Daria Kolistratova <daria.kolistratova@intel.com>\n\nWhen the number of rx queues is 0\n(what can be when application does not receive)\nfailed with SIGFPE. It happens when the application\nis also requesting ETH_MQ_RX_RSS_FLAG in the\nrte_dev->data->dev_conf.rxmode.mq_mode.\nFixed adding zero rx queues check.\n\nSigned-off-by: Daria Kolistratova <daria.kolistratova@intel.com>\n---\n drivers/net/ena/ena_ethdev.c | 2 +-\n 1 file changed, 1 insertion(+), 1 deletion(-)",
    "diff": "diff --git a/drivers/net/ena/ena_ethdev.c b/drivers/net/ena/ena_ethdev.c\nindex 9ae73e331..3249b9d92 100644\n--- a/drivers/net/ena/ena_ethdev.c\n+++ b/drivers/net/ena/ena_ethdev.c\n@@ -1052,7 +1052,7 @@ static int ena_start(struct rte_eth_dev *dev)\n \t\treturn rc;\n \n \tif (adapter->rte_dev->data->dev_conf.rxmode.mq_mode &\n-\t    ETH_MQ_RX_RSS_FLAG) {\n+\t    ETH_MQ_RX_RSS_FLAG && adapter->rte_dev->data->nb_rx_queues > 0) {\n \t\trc = ena_rss_init_default(adapter);\n \t\tif (rc)\n \t\t\treturn rc;\n",
    "prefixes": [
        "v2",
        "1/1"
    ]
}