From patchwork Thu Nov 9 06:30:14 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Li, Xiaoyun" X-Patchwork-Id: 31286 X-Patchwork-Delegate: ferruh.yigit@amd.com Return-Path: X-Original-To: patchwork@dpdk.org Delivered-To: patchwork@dpdk.org Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id 1A76B1B316; Thu, 9 Nov 2017 07:34:06 +0100 (CET) Received: from mga04.intel.com (mga04.intel.com [192.55.52.120]) by dpdk.org (Postfix) with ESMTP id 5FC7A1B20D; Thu, 9 Nov 2017 07:34:04 +0100 (CET) Received: from fmsmga001.fm.intel.com ([10.253.24.23]) by fmsmga104.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 08 Nov 2017 22:34:03 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.44,368,1505804400"; d="scan'208";a="548026" Received: from dpdk-lixiaoyun.sh.intel.com ([10.67.110.157]) by fmsmga001.fm.intel.com with ESMTP; 08 Nov 2017 22:34:02 -0800 From: Xiaoyun Li To: jingjing.wu@intel.com, beilei.xing@intel.com Cc: dev@dpdk.org, Xiaoyun Li , stable@dpdk.org Date: Thu, 9 Nov 2017 14:30:14 +0800 Message-Id: <1510209014-184925-1-git-send-email-xiaoyun.li@intel.com> X-Mailer: git-send-email 2.7.4 Subject: [dpdk-dev] [PATCH] net/i40e: fix VF cannot forward packets issue X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" When Rx interrupt is not enabled, there is no need to check if interrupt allow others. It will cause VF cannot forwarding packets issue. This patch fixes this issue. Fixes: 96a9fd03c25f ("net/i40e: fix Rx queue interrupt mapping in VF") Cc: stable@dpdk.org Signed-off-by: Xiaoyun Li Acked-by: Beilei Xing --- drivers/net/i40e/i40e_ethdev_vf.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/net/i40e/i40e_ethdev_vf.c b/drivers/net/i40e/i40e_ethdev_vf.c index 02d9e57..91b5bb0 100644 --- a/drivers/net/i40e/i40e_ethdev_vf.c +++ b/drivers/net/i40e/i40e_ethdev_vf.c @@ -650,7 +650,8 @@ i40evf_config_irq_map(struct rte_eth_dev *dev) uint32_t vector_id; int i, err; - if (rte_intr_allow_others(intr_handle)) + if (dev->data->dev_conf.intr_conf.rxq != 0 && + rte_intr_allow_others(intr_handle)) vector_id = I40E_RX_VEC_START; else vector_id = I40E_MISC_VEC_ID;