From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-12.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,NICE_REPLY_A, SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 53547C4338F for ; Thu, 19 Aug 2021 06:50:01 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 25200610CF for ; Thu, 19 Aug 2021 06:50:01 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231404AbhHSGuf (ORCPT ); Thu, 19 Aug 2021 02:50:35 -0400 Received: from mga14.intel.com ([192.55.52.115]:63302 "EHLO mga14.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230483AbhHSGua (ORCPT ); Thu, 19 Aug 2021 02:50:30 -0400 X-IronPort-AV: E=McAfee;i="6200,9189,10080"; a="216223772" X-IronPort-AV: E=Sophos;i="5.84,334,1620716400"; d="scan'208";a="216223772" Received: from fmsmga003.fm.intel.com ([10.253.24.29]) by fmsmga103.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 18 Aug 2021 23:49:55 -0700 X-IronPort-AV: E=Sophos;i="5.84,334,1620716400"; d="scan'208";a="522315603" Received: from lingshan-mobl5.ccr.corp.intel.com (HELO [10.255.28.33]) ([10.255.28.33]) by fmsmga003-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 18 Aug 2021 23:49:49 -0700 Subject: Re: [PATCH 0/2] vDPA/ifcvf: enable multiqueue and control vq To: Jason Wang , mst@redhat.com Cc: virtualization@lists.linux-foundation.org, netdev@vger.kernel.org, kvm@vger.kernel.org References: <20210818095714.3220-1-lingshan.zhu@intel.com> From: "Zhu, Lingshan" Message-ID: <9e6f6cb0-eaed-9d83-c297-3a89f5cc9efd@intel.com> Date: Thu, 19 Aug 2021 14:49:46 +0800 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:78.0) Gecko/20100101 Firefox/78.0 Thunderbird/78.13.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit Content-Language: en-US Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org On 8/19/2021 12:11 PM, Jason Wang wrote: > > 在 2021/8/18 下午5:57, Zhu Lingshan 写道: >> This series enables multi-queue and control vq features >> for ifcvf. >> >> These patches are based on my previous vDPA/ifcvf management link >> implementation series: >> https://lore.kernel.org/kvm/20210812032454.24486-2-lingshan.zhu@intel.com/T/ >> >> >> Thanks! >> >> Zhu Lingshan (2): >>    vDPA/ifcvf: detect and use the onboard number of queues directly >>    vDPA/ifcvf: enable multiqueue and control vq >> >>   drivers/vdpa/ifcvf/ifcvf_base.c |  8 +++++--- >>   drivers/vdpa/ifcvf/ifcvf_base.h | 19 ++++--------------- >>   drivers/vdpa/ifcvf/ifcvf_main.c | 32 +++++++++++++++----------------- >>   3 files changed, 24 insertions(+), 35 deletions(-) >> > > Patch looks good. > > I wonder the compatibility. E.g does it work on the qemu master > without cvq support? (mq=off or not specified) Hi Jason, Yes, it works with qemu master. When no cvq/mq support, only one queue pair shown. Thanks, Zhu Lingshan > > Thanks >