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=-5.6 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,NICE_REPLY_A,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=no 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 99A30C433E1 for ; Thu, 16 Jul 2020 08:13:37 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 6B2492070E for ; Thu, 16 Jul 2020 08:13:37 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="PZ/WFg/x" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726836AbgGPINg (ORCPT ); Thu, 16 Jul 2020 04:13:36 -0400 Received: from us-smtp-delivery-1.mimecast.com ([207.211.31.120]:55246 "EHLO us-smtp-1.mimecast.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1725831AbgGPINf (ORCPT ); Thu, 16 Jul 2020 04:13:35 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1594887214; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=KNspZOYeXPNEGhnpGmkV6yRlFjwe98L5l1zZfV35HAA=; b=PZ/WFg/xv08aYtZyk90V+zJK7onLiMPFqGTLmAFYtbCL+fs5fQsepWDoiHLgNJxTDarjpE 9nR1f6tk9m3T22tdlFKKlfY5UTKc6kS3Whzt9a51Lays9XTNjNGiOBegPH8MDh260xwXS5 DDLtrm+UuWo8Ag4QkeZXZJ/BTiY/5uk= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-167-7O40IOJAPfKPQG8lgD2MZg-1; Thu, 16 Jul 2020 04:13:30 -0400 X-MC-Unique: 7O40IOJAPfKPQG8lgD2MZg-1 Received: from smtp.corp.redhat.com (int-mx03.intmail.prod.int.phx2.redhat.com [10.5.11.13]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 465061080; Thu, 16 Jul 2020 08:13:29 +0000 (UTC) Received: from [10.72.12.131] (ovpn-12-131.pek2.redhat.com [10.72.12.131]) by smtp.corp.redhat.com (Postfix) with ESMTP id B37727980F; Thu, 16 Jul 2020 08:13:23 +0000 (UTC) Subject: Re: [PATCH vhost next 09/10] vdpa/mlx5: Add shared memory registration code To: Eli Cohen , mst@redhat.com, virtualization@lists.linux-foundation.org, linux-kernel@vger.kernel.org Cc: shahafs@mellanox.com, saeedm@mellanox.com, Parav Pandit References: <20200716072327.5359-1-eli@mellanox.com> <20200716072327.5359-10-eli@mellanox.com> From: Jason Wang Message-ID: <61765932-5411-9f37-3a4a-ca5ac5daa28e@redhat.com> Date: Thu, 16 Jul 2020 16:13:21 +0800 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 MIME-Version: 1.0 In-Reply-To: <20200716072327.5359-10-eli@mellanox.com> Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 8bit Content-Language: en-US X-Scanned-By: MIMEDefang 2.79 on 10.5.11.13 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 2020/7/16 下午3:23, Eli Cohen wrote: > Add code to support registering guest's memory region for the device. It would be better to use "userspace" memory here since vhost-vDPA could be used by e.g dpdk application on the host in the future. Thanks