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=-5.1 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,NICE_REPLY_A, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,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 919EFC2BC11 for ; Mon, 14 Sep 2020 08:57:57 +0000 (UTC) Received: from fraxinus.osuosl.org (smtp4.osuosl.org [140.211.166.137]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 0C361207C3 for ; Mon, 14 Sep 2020 08:57:56 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="QItLw1yO" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 0C361207C3 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=iommu-bounces@lists.linux-foundation.org Received: from localhost (localhost [127.0.0.1]) by fraxinus.osuosl.org (Postfix) with ESMTP id A9A6985AE4; Mon, 14 Sep 2020 08:57:56 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from fraxinus.osuosl.org ([127.0.0.1]) by localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id RqCzF1OZ8rwR; Mon, 14 Sep 2020 08:57:54 +0000 (UTC) Received: from lists.linuxfoundation.org (lf-lists.osuosl.org [140.211.9.56]) by fraxinus.osuosl.org (Postfix) with ESMTP id D3BCB85ABE; Mon, 14 Sep 2020 08:57:54 +0000 (UTC) Received: from lf-lists.osuosl.org (localhost [127.0.0.1]) by lists.linuxfoundation.org (Postfix) with ESMTP id B9FAAC0864; Mon, 14 Sep 2020 08:57:54 +0000 (UTC) Received: from silver.osuosl.org (smtp3.osuosl.org [140.211.166.136]) by lists.linuxfoundation.org (Postfix) with ESMTP id A458CC0051 for ; Mon, 14 Sep 2020 08:57:53 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by silver.osuosl.org (Postfix) with ESMTP id 8BA7C20418 for ; Mon, 14 Sep 2020 08:57:53 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from silver.osuosl.org ([127.0.0.1]) by localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id FWhKjdmMm9Hp for ; Mon, 14 Sep 2020 08:57:51 +0000 (UTC) X-Greylist: domain auto-whitelisted by SQLgrey-1.7.6 Received: from us-smtp-1.mimecast.com (us-smtp-delivery-1.mimecast.com [207.211.31.120]) by silver.osuosl.org (Postfix) with ESMTPS id 30B6D20336 for ; Mon, 14 Sep 2020 08:57:51 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1600073869; 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=YIJkrzhUk3QzbTz9NV6zmhe9KdqWnaUCwTM1thADjSg=; b=QItLw1yO3jv3th5EIFpQYh9HZsk8pVz/JTXMTHQ97z5z/FsG5dN8Ygdi84He+ELddOqgcT N62hUTHUrhJUafR5YBbsH8FeIFR5QJzmrYZjii1y1+8yqcTTrCfn+sNIW/NU5PiwSjiO7w 3MOPoeVUg9Fr/yTpOLC+8b+Be3zQiPk= 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-551-7jUavzc9PpqCt50acZ--Jw-1; Mon, 14 Sep 2020 04:57:46 -0400 X-MC-Unique: 7jUavzc9PpqCt50acZ--Jw-1 Received: from smtp.corp.redhat.com (int-mx02.intmail.prod.int.phx2.redhat.com [10.5.11.12]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id CD9E618B9EC1; Mon, 14 Sep 2020 08:57:43 +0000 (UTC) Received: from [10.72.13.25] (ovpn-13-25.pek2.redhat.com [10.72.13.25]) by smtp.corp.redhat.com (Postfix) with ESMTP id A66BF60C87; Mon, 14 Sep 2020 08:57:26 +0000 (UTC) Subject: Re: [PATCH v7 00/16] vfio: expose virtual Shared Virtual Addressing to VMs To: "Tian, Kevin" , "Liu, Yi L" , "alex.williamson@redhat.com" , "eric.auger@redhat.com" , "baolu.lu@linux.intel.com" , "joro@8bytes.org" References: <1599734733-6431-1-git-send-email-yi.l.liu@intel.com> <411c81c0-f13c-37cc-6c26-cafb42b46b15@redhat.com> From: Jason Wang Message-ID: Date: Mon, 14 Sep 2020 16:57:24 +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: Content-Language: en-US X-Scanned-By: MIMEDefang 2.79 on 10.5.11.12 Cc: "jean-philippe@linaro.org" , "Raj, Ashok" , "kvm@vger.kernel.org" , "Michael S. Tsirkin" , "stefanha@gmail.com" , "Tian, Jun J" , "iommu@lists.linux-foundation.org" , "Sun, Yi Y" , Jason Gunthorpe , "Wu, Hao" X-BeenThere: iommu@lists.linux-foundation.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: Development issues for Linux IOMMU support List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Transfer-Encoding: base64 Content-Type: text/plain; charset="utf-8"; Format="flowed" Errors-To: iommu-bounces@lists.linux-foundation.org Sender: "iommu" Ck9uIDIwMjAvOS8xNCDkuIvljYg0OjAxLCBUaWFuLCBLZXZpbiB3cm90ZToKPj4gRnJvbTogSmFz b24gV2FuZyA8amFzb3dhbmdAcmVkaGF0LmNvbT4KPj4gU2VudDogTW9uZGF5LCBTZXB0ZW1iZXIg MTQsIDIwMjAgMTI6MjAgUE0KPj4KPj4gT24gMjAyMC85LzEwIOS4i+WNiDY6NDUsIExpdSBZaSBM IHdyb3RlOgo+Pj4gU2hhcmVkIFZpcnR1YWwgQWRkcmVzc2luZyAoU1ZBKSwgYS5rLmEsIFNoYXJl ZCBWaXJ0dWFsIE1lbW9yeSAoU1ZNKSBvbgo+Pj4gSW50ZWwgcGxhdGZvcm1zIGFsbG93cyBhZGRy ZXNzIHNwYWNlIHNoYXJpbmcgYmV0d2VlbiBkZXZpY2UgRE1BIGFuZAo+Pj4gYXBwbGljYXRpb25z 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