From patchwork Thu May 21 07:49:41 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ouyang Changchun X-Patchwork-Id: 4815 Return-Path: X-Original-To: patchwork@dpdk.org Delivered-To: patchwork@dpdk.org Received: from [92.243.14.124] (localhost [IPv6:::1]) by dpdk.org (Postfix) with ESMTP id 419C7C38E; Thu, 21 May 2015 09:50:09 +0200 (CEST) Received: from mga02.intel.com (mga02.intel.com [134.134.136.20]) by dpdk.org (Postfix) with ESMTP id 1838D5952 for ; Thu, 21 May 2015 09:50:05 +0200 (CEST) Received: from orsmga003.jf.intel.com ([10.7.209.27]) by orsmga101.jf.intel.com with ESMTP; 21 May 2015 00:50:04 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.13,467,1427785200"; d="scan'208";a="574712483" Received: from shvmail01.sh.intel.com ([10.239.29.42]) by orsmga003.jf.intel.com with ESMTP; 21 May 2015 00:50:03 -0700 Received: from shecgisg004.sh.intel.com (shecgisg004.sh.intel.com [10.239.29.89]) by shvmail01.sh.intel.com with ESMTP id t4L7o0ec026754; Thu, 21 May 2015 15:50:00 +0800 Received: from shecgisg004.sh.intel.com (localhost [127.0.0.1]) by shecgisg004.sh.intel.com (8.13.6/8.13.6/SuSE Linux 0.8) with ESMTP id t4L7nvdY015377; Thu, 21 May 2015 15:49:59 +0800 Received: (from couyang@localhost) by shecgisg004.sh.intel.com (8.13.6/8.13.6/Submit) id t4L7nvvI015373; Thu, 21 May 2015 15:49:57 +0800 From: Ouyang Changchun To: dev@dpdk.org Date: Thu, 21 May 2015 15:49:41 +0800 Message-Id: <1432194581-15301-7-git-send-email-changchun.ouyang@intel.com> X-Mailer: git-send-email 1.7.12.2 In-Reply-To: <1432194581-15301-1-git-send-email-changchun.ouyang@intel.com> References: <1432194581-15301-1-git-send-email-changchun.ouyang@intel.com> Subject: [dpdk-dev] [PATCH 6/6] virtio: Resolve for control queue X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: patches and discussions about DPDK List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" Control queue can't work for vhost-user mulitple queue mode, so workaround to return a value directly in send_command function. Signed-off-by: Changchun Ouyang --- lib/librte_pmd_virtio/virtio_ethdev.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/lib/librte_pmd_virtio/virtio_ethdev.c b/lib/librte_pmd_virtio/virtio_ethdev.c index f74e413..2a5d282 100644 --- a/lib/librte_pmd_virtio/virtio_ethdev.c +++ b/lib/librte_pmd_virtio/virtio_ethdev.c @@ -128,6 +128,12 @@ virtio_send_command(struct virtqueue *vq, struct virtio_pmd_ctrl *ctrl, return -1; } + /* + * FIXME: The control queue doesn't work for vhost-user + * multiple queue, workaround it to return directly. + */ + return 0; + PMD_INIT_LOG(DEBUG, "vq->vq_desc_head_idx = %d, status = %d, " "vq->hw->cvq = %p vq = %p", vq->vq_desc_head_idx, status, vq->hw->cvq, vq);