From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from dpdk.org (dpdk.org [92.243.14.124]) by inbox.dpdk.org (Postfix) with ESMTP id C08AEA04DE; Fri, 23 Oct 2020 12:07:20 +0200 (CEST) Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id 829E7A904; Fri, 23 Oct 2020 12:07:19 +0200 (CEST) Received: from mga04.intel.com (mga04.intel.com [192.55.52.120]) by dpdk.org (Postfix) with ESMTP id E465B72DF for ; Fri, 23 Oct 2020 12:07:17 +0200 (CEST) IronPort-SDR: G565V9WlczSRru3XhzncqCtqfheIkm3KQu0uDuF6NDZohItECCfEzZl8GQeWV/aODTu/lzQ4g5 OqN9iislfGyA== X-IronPort-AV: E=McAfee;i="6000,8403,9782"; a="165062134" X-IronPort-AV: E=Sophos;i="5.77,407,1596524400"; d="scan'208";a="165062134" X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga005.jf.intel.com ([10.7.209.41]) by fmsmga104.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 23 Oct 2020 03:07:09 -0700 IronPort-SDR: OzfzvlIY6yqGX4rXR7gh2VLAkBnumA5ucERE/VqJrR3aeOMe9lunO2n1RLeEgf814MyoZ4BF6I uCNoWx4HD4TA== X-IronPort-AV: E=Sophos;i="5.77,407,1596524400"; d="scan'208";a="534344425" Received: from fyigit-mobl1.ger.corp.intel.com (HELO [10.213.224.253]) ([10.213.224.253]) by orsmga005-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 23 Oct 2020 03:07:06 -0700 To: Ting Xu , dev@dpdk.org Cc: qi.z.zhang@intel.com, beilei.xing@intel.com, jingjing.wu@intel.com References: <20200909072028.16726-1-ting.xu@intel.com> <20201022064902.40143-1-ting.xu@intel.com> <20201022064902.40143-3-ting.xu@intel.com> From: Ferruh Yigit Message-ID: Date: Fri, 23 Oct 2020 11:07:02 +0100 MIME-Version: 1.0 In-Reply-To: <20201022064902.40143-3-ting.xu@intel.com> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 8bit Subject: Re: [dpdk-dev] [PATCH v8 2/6] net/iavf: add IAVF request queues function 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" On 10/22/2020 7:48 AM, Ting Xu wrote: > Add a new virtchnl function to request additional queues from PF. Current > default queue pairs number when creating a VF is 16. In order to support > up to 256 queue pairs per VF, enable this request queues function. > > When requesting queues succeeds, PF will return an event message. If it > is handled by interrupt first, the request queues command cannot receive > the correct PF response and will wait until timeout. Why interrupt is not working? Is the PF not generating an interrupt when this request/command executed? > Therefore, disable > interrupt before requesting queues in order to handle the event message > asynchronously. > > Signed-off-by: Ting Xu <...>