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=-2.3 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,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 2C9BBC10F27 for ; Tue, 10 Mar 2020 10:31:33 +0000 (UTC) Received: from lists.xenproject.org (lists.xenproject.org [192.237.175.120]) (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 0700720727 for ; Tue, 10 Mar 2020 10:31:32 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 0700720727 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=suse.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=xen-devel-bounces@lists.xenproject.org Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.89) (envelope-from ) id 1jBcAT-0003KM-Nr; Tue, 10 Mar 2020 10:31:21 +0000 Received: from us1-rack-iad1.inumbo.com ([172.99.69.81]) by lists.xenproject.org with esmtp (Exim 4.89) (envelope-from ) id 1jBcAS-0003KG-At for xen-devel@lists.xenproject.org; Tue, 10 Mar 2020 10:31:20 +0000 X-Inumbo-ID: 47a1356a-62ba-11ea-9fd2-bc764e2007e4 Received: from mx2.suse.de (unknown [195.135.220.15]) by us1-rack-iad1.inumbo.com (Halon) with ESMTPS id 47a1356a-62ba-11ea-9fd2-bc764e2007e4; Tue, 10 Mar 2020 10:31:19 +0000 (UTC) X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (unknown [195.135.220.254]) by mx2.suse.de (Postfix) with ESMTP id 01C75B066; Tue, 10 Mar 2020 10:31:19 +0000 (UTC) To: "Tian, Kevin" References: <83253657-b3b4-a045-b829-f8f4c4aeae28@suse.com> From: Jan Beulich Message-ID: <12464780-0ce3-0331-9f78-b026025607fb@suse.com> Date: Tue, 10 Mar 2020 11:31:18 +0100 User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:68.0) Gecko/20100101 Thunderbird/68.5.0 MIME-Version: 1.0 In-Reply-To: Content-Language: en-US Subject: Re: [Xen-devel] [PATCH v3] IOMMU: make DMA containment of quarantined devices optional X-BeenThere: xen-devel@lists.xenproject.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Cc: "xen-devel@lists.xenproject.org" , Paul Durrant , Andrew Cooper Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" T24gMTAuMDMuMjAyMCAwNjozMCwgVGlhbiwgS2V2aW4gd3JvdGU6Cj4+IEZyb206IEphbiBCZXVs aWNoIDxqYmV1bGljaEBzdXNlLmNvbT4KPj4gU2VudDogTW9uZGF5LCBNYXJjaCA5LCAyMDIwIDc6 MDkgUE0KPj4KPj4gQ29udGFpbmluZyBzdGlsbCBpbiBmbGlnaHQgRE1BIHdhcyBpbnRyb2R1Y2Vk IHRvIHdvcmsgYXJvdW5kIGNlcnRhaW4KPj4gZGV2aWNlcyAvIHN5c3RlbXMgaGFuZ2luZyBoYXJk IHVwb24gaGl0dGluZyBhICJub3QtcHJlc2VudCIgSU9NTVUgZmF1bHQuCj4+IFBhc3NpbmcgdGhy b3VnaCAoc3VjaCkgZGV2aWNlcyAob24gc3VjaCBzeXN0ZW1zKSBpcyBpbmhlcmVudGx5IGluc2Vj dXJlCj4+IChhcyBndWVzdHMgY291bGQgZWFzaWx5IGFycmFuZ2UgZm9yIElPTU1VIGZhdWx0cyBv ZiBhbnkga2luZCB0byBvY2N1cikuCj4+IERlZmF1bHRpbmcgdG8gYSBtb2RlIHdoZXJlIGFkbWlu cyBtYXkgbm90IGV2ZW4gYmVjb21lIGF3YXJlIG9mIGlzc3Vlcwo+PiB3aXRoIGRldmljZXMgY2Fu IGJlIGNvbnNpZGVyZWQgdW5kZXNpcmFibGUuIFRoZXJlZm9yZSBjb252ZXJ0IHRoaXMgbW9kZQo+ PiBvZiBvcGVyYXRpb24gdG8gYW4gb3B0aW9uYWwgb25lLCBub3Qgb25lIGVuYWJsZWQgYnkgZGVm YXVsdC4KPiAKPiBIZXJlIGlzIGFub3RoZXIgdGhvdWdodC4gVGhlIHdob2xlIHBvaW50IG9mIHF1 YXJhbnRpbmUgaXMgdG8gY29udGFpbgo+IHRoZSBkZXZpY2UgYWZ0ZXIgaXQgaXMgZGVhc3NpZ25l ZCBmcm9tIHVudHJ1c3RlZCBndWVzdC4KCkknZCBxdWVzdGlvbiB0aGUgInVudHJ1c3RlZCIgaGVy ZS4gQXNzaWduaW5nIGRldmljZXMgdG8gdW50cnVzdGVkCmd1ZXN0cyBpcyBwcm9ibGVtYXRpYyBh bnl3YXksIHVubGVzcyB5b3UncmUgdGhlIGRldmljZSBtYW51ZmFjdHVyZXIKYW5kIGRldmljZSBm aXJtd2FyZSB3cml0ZXIsIGFuZCBoZW5jZSB5b3UgY2FuIGd1YXJhbnRlZSB0aGUgZGV2aWNlCnRv IG5vdCBvZmZlciBhbnkgYmFja2Rvb3JzIG9yIGFsaWtlLiBUaGVyZWZvcmUgSSB2aWV3IHF1YXJh bnRpbmluZwptb3JlIGFzIGEgcHJvdGVjdGlvbiBvZiB0aGUgaG9zdCBhZ2FpbnN0IGJhZCBkZXZp Y2UgYmVoYXZpb3IsIGFuZApsZXNzIGFnYWluc3QgbWFsaWNpb3VzIGd1ZXN0IGJlaGF2aW9yICh3 aGlsZSB0aGUgZHJpdmVyIGluIHRoZQpndWVzdCBzdXJlbHkgaGFzIHNvbWUgaW5mbHVlbmNlLCBj b25zaWRlciB0aGUgZ3Vlc3QgZ2V0dGluZyBjcmFzaGVkCmFuZCBldmVuIGEgd2VsbC1iZWhhdmVk IGRyaXZlciBoZW5jZSBub3QgZ2V0dGluZyBhbnkgY2hhbmNlIHRvCnNpbGVuY2UgdGhlIGRldmlj ZSkuCgpKYW4KCj4gSG93ZXZlciwgdGhlCj4gcGFzc3Rocm91Z2ggb2Ygc3VjaCBkZXZpY2UgaXMg YWxyZWFkeSBpbnNlY3VyZSwgYXMgeW91IG1lbnRpb25lZC4gCj4gVGhlbiB3aHkgZG8gd2UgY2Fy ZSBhYm91dCBtYWtpbmcgZGVhc3NpZ25tZW50IG9mIHN1Y2ggZGV2aWNlCj4gc2VjdXJlIHdpdGhv dXQgZG9pbmcgYW55dGhpbmcgdG8gc2VjdXJlIGl0IHdoZW4gaXQgaXMgYXNzaWduZWQgYW5kIGJl aW5nCj4gdXNlZCBieSB1bnRydXN0ZWQgZ3Vlc3Q/IEkgZmVlbCB0aGF0IG9uZSBzaG91bGQgc2lt cGx5IHB1dCBzdWNoIGRldmljZQo+IG91dCBvZiB0aGUgcXVhcmFudGluZSBsaXN0IGluIHRoZSBm aXJzdCBwbGFjZSwgaS5lLiBzZXQgcXVhcmFudGluZT1mYWxzZSBhbmQKPiB0aGVuIHVzZSB0b29s IHRvIHF1YXJhbnRpbmUgYSB3aGl0ZWxpc3Qgb2YgZGV2aWNlcyBieSBza2lwcGluZyB0aGUgYmFk IG9uZS4KCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fClhl bi1kZXZlbCBtYWlsaW5nIGxpc3QKWGVuLWRldmVsQGxpc3RzLnhlbnByb2plY3Qub3JnCmh0dHBz Oi8vbGlzdHMueGVucHJvamVjdC5vcmcvbWFpbG1hbi9saXN0aW5mby94ZW4tZGV2ZWw=