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=-0.7 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED 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 12285C47E49 for ; Fri, 25 Oct 2019 11:18:25 +0000 (UTC) Received: from mail.linuxfoundation.org (mail.linuxfoundation.org [140.211.169.12]) (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 E75D12070B for ; Fri, 25 Oct 2019 11:18:24 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org E75D12070B Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=intel.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=iommu-bounces@lists.linux-foundation.org Received: from mail.linux-foundation.org (localhost [127.0.0.1]) by mail.linuxfoundation.org (Postfix) with ESMTP id BF98513A8; Fri, 25 Oct 2019 11:18:24 +0000 (UTC) Received: from smtp1.linuxfoundation.org (smtp1.linux-foundation.org [172.17.192.35]) by mail.linuxfoundation.org (Postfix) with ESMTPS id 353F213A4 for ; Fri, 25 Oct 2019 11:18:23 +0000 (UTC) X-Greylist: domain auto-whitelisted by SQLgrey-1.7.6 Received: from mga01.intel.com (mga01.intel.com [192.55.52.88]) by smtp1.linuxfoundation.org (Postfix) with ESMTPS id D2A4387B for ; Fri, 25 Oct 2019 11:18:22 +0000 (UTC) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga002.fm.intel.com ([10.253.24.26]) by fmsmga101.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 25 Oct 2019 04:18:22 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.68,228,1569308400"; d="scan'208";a="228867398" Received: from fmsmsx105.amr.corp.intel.com ([10.18.124.203]) by fmsmga002.fm.intel.com with ESMTP; 25 Oct 2019 04:18:22 -0700 Received: from fmsmsx115.amr.corp.intel.com (10.18.116.19) by FMSMSX105.amr.corp.intel.com (10.18.124.203) with Microsoft SMTP Server (TLS) id 14.3.439.0; Fri, 25 Oct 2019 04:18:22 -0700 Received: from shsmsx107.ccr.corp.intel.com (10.239.4.96) by fmsmsx115.amr.corp.intel.com (10.18.116.19) with Microsoft SMTP Server (TLS) id 14.3.439.0; Fri, 25 Oct 2019 04:18:22 -0700 Received: from shsmsx104.ccr.corp.intel.com ([169.254.5.166]) by SHSMSX107.ccr.corp.intel.com ([169.254.9.33]) with mapi id 14.03.0439.000; Fri, 25 Oct 2019 19:18:20 +0800 From: "Liu, Yi L" To: "Tian, Kevin" , "alex.williamson@redhat.com" , "eric.auger@redhat.com" Subject: RE: [RFC v2 0/3] vfio: support Shared Virtual Addressing Thread-Topic: [RFC v2 0/3] vfio: support Shared Virtual Addressing Thread-Index: AQHVimn0oLFAYNI450OWskxUmwKVe6dqifEAgACsm1A= Date: Fri, 25 Oct 2019 11:18:19 +0000 Message-ID: References: <1571919983-3231-1-git-send-email-yi.l.liu@intel.com> In-Reply-To: Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: dlp-product: dlpe-windows dlp-version: 11.2.0.6 dlp-reaction: no-action x-ctpclassification: CTP_NT x-titus-metadata-40: eyJDYXRlZ29yeUxhYmVscyI6IiIsIk1ldGFkYXRhIjp7Im5zIjoiaHR0cDpcL1wvd3d3LnRpdHVzLmNvbVwvbnNcL0ludGVsMyIsImlkIjoiY2VlOTczMzktYzNmNS00NTc1LWEwNTQtZGMwYWRmMTBlZjVkIiwicHJvcHMiOlt7Im4iOiJDVFBDbGFzc2lmaWNhdGlvbiIsInZhbHMiOlt7InZhbHVlIjoiQ1RQX05UIn1dfV19LCJTdWJqZWN0TGFiZWxzIjpbXSwiVE1DVmVyc2lvbiI6IjE3LjEwLjE4MDQuNDkiLCJUcnVzdGVkTGFiZWxIYXNoIjoiN2tlaGxSTjBZQWJ3WnNIdkZyWnNMNWxlOFc0aHo4MUdWWlhUcTNGTUpWN05rOG5nTW1XMm5RSHp3bWl0bGdpQiJ9 x-originating-ip: [10.239.127.40] MIME-Version: 1.0 Cc: "Raj, Ashok" , "kvm@vger.kernel.org" , "jean-philippe.brucker@arm.com" , "Tian, Jun J" , "Sun, Yi Y" , "iommu@lists.linux-foundation.org" X-BeenThere: iommu@lists.linux-foundation.org X-Mailman-Version: 2.1.12 Precedence: list List-Id: Development issues for Linux IOMMU support List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: iommu-bounces@lists.linux-foundation.org Errors-To: iommu-bounces@lists.linux-foundation.org Hi Kevin, > From: Tian, Kevin > Sent: Friday, October 25, 2019 4:59 PM > To: Liu, Yi L ; alex.williamson@redhat.com; > Subject: RE: [RFC v2 0/3] vfio: support Shared Virtual Addressing > > > From: Liu Yi L > > Sent: Thursday, October 24, 2019 8:26 PM > > > > Shared virtual address (SVA), a.k.a, Shared virtual memory (SVM) on > > Intel platforms allow address space sharing between device DMA and > > applications. > > SVA can reduce programming complexity and enhance security. > > This series is intended to expose SVA capability to VMs. i.e. shared > > guest application address space with passthru devices. The whole SVA > > virtualization requires QEMU/VFIO/IOMMU changes. This series includes > > the VFIO changes, for QEMU and IOMMU changes, they are in separate > > series (listed in the "Related series"). > > > > The high-level architecture for SVA virtualization is as below: > > [...] > > > > Related series: > > [1] [PATCH v6 00/10] Nested Shared Virtual Address (SVA) VT-d support: > > https://lkml.org/lkml/2019/10/22/953 > > > > > > [2] [RFC v2 00/20] intel_iommu: expose Shared Virtual Addressing to VM > > from Yi Liu > > there is no link, and should be [RFC v2 00/22] The link is not generated at the time this series is sent out. Yeah, should be [RFC v2 0/22]. Thanks for spotting it. Regards, Yi Liu _______________________________________________ iommu mailing list iommu@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/iommu