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Thu, 3 Jun 2021 01:48:16 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from smtp4.osuosl.org ([127.0.0.1]) by localhost (smtp4.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id 1zqRYvACBoFW; Thu, 3 Jun 2021 01:48:15 +0000 (UTC) X-Greylist: domain auto-whitelisted by SQLgrey-1.8.0 X-Greylist: domain auto-whitelisted by SQLgrey-1.8.0 Received: from mga09.intel.com (mga09.intel.com [134.134.136.24]) by smtp4.osuosl.org (Postfix) with ESMTPS id 8DF394052B; Thu, 3 Jun 2021 01:48:14 +0000 (UTC) IronPort-SDR: rWsP1/+zY9VUT2AtasztRZIlPab4zCdxOZ2PRsTXc0EK4XyD4tS4QUCG9t9cAdI37AVDIRNC01 7StY0nF5Z1bw== X-IronPort-AV: E=McAfee;i="6200,9189,10003"; a="203933377" X-IronPort-AV: E=Sophos;i="5.83,244,1616482800"; d="scan'208";a="203933377" Received: from fmsmga001.fm.intel.com ([10.253.24.23]) by orsmga102.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 02 Jun 2021 18:48:13 -0700 IronPort-SDR: Jyw3YKKGYvj7bwLmvWR2S0qa6bCxBwrGKuTWS3IjTqLGizol08X7sJz0tD5Vwuml83+tl+G6q3 taWf8WDdxL7A== X-IronPort-AV: E=Sophos;i="5.83,244,1616482800"; d="scan'208";a="550517043" Received: from akleen-mobl1.amr.corp.intel.com (HELO [10.209.87.193]) ([10.209.87.193]) by fmsmga001-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 02 Jun 2021 18:48:12 -0700 Subject: Re: [PATCH v1 1/8] virtio: Force only split mode with protected guest To: Jason Wang , mst@redhat.com References: <20210603004133.4079390-1-ak@linux.intel.com> <20210603004133.4079390-2-ak@linux.intel.com> <28c8302b-6833-10b4-c0eb-67456e7c4069@redhat.com> From: Andi Kleen Message-ID: <09e17c7f-ce51-1a46-72c4-12223bee4e3a@linux.intel.com> Date: Wed, 2 Jun 2021 18:48:11 -0700 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:78.0) Gecko/20100101 Thunderbird/78.10.2 MIME-Version: 1.0 In-Reply-To: <28c8302b-6833-10b4-c0eb-67456e7c4069@redhat.com> Content-Language: en-US Cc: sathyanarayanan.kuppuswamy@linux.intel.com, x86@kernel.org, linux-kernel@vger.kernel.org, virtualization@lists.linux-foundation.org, iommu@lists.linux-foundation.org, jpoimboe@redhat.com, robin.murphy@arm.com, hch@lst.de, m.szyprowski@samsung.com X-BeenThere: virtualization@lists.linux-foundation.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: Linux virtualization 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: virtualization-bounces@lists.linux-foundation.org Sender: "Virtualization" Cj4gU28gd2Ugd2lsbCBzZWUgaHVnZSBwZXJmb3JtYW5jZSByZWdyZXNzaW9uIHdpdGhvdXQgaW5k aXJlY3QgCj4gZGVzY3JpcHRvci4gV2UgbmVlZCB0byBjb25zaWRlciB0byBhZGRyZXNzIHRoaXMu CgpBIHJlZ3Jlc3Npb24gd291bGQgYmUgd2hlbiBzb21lIGV4aXN0aW5nIGNhc2Ugd291bGQgYmUg c2xvd2VyLgoKVGhhdCdzIG5vdCB0aGUgY2FzZSBiZWNhdXNlIHRoZSBiZWhhdmlvciBmb3IgdGhl IGV4aXN0aW5nIGNhc2VzIGRvZXMgbm90IApjaGFuZ2UuCgpBbnl3YXlzIHdoZW4gdGhlcmUgYXJl IHBlcmZvcm1hbmNlIHByb2JsZW1zIHRoZXkgY2FuIGJlIGFkZHJlc3NlZCwgYnV0IApmaXJzdCBp cyB0byBtYWtlIGl0IHNlY3VyZS4KCi1BbmRpCgoKPgo+IFRoYW5rcwo+Cj4KPj4gwqDCoMKgwqDC oMKgwqDCoMKgwqDCoMKgwqAgYnJlYWs7Cj4+IMKgwqDCoMKgwqDCoMKgwqDCoCBjYXNlIFZJUlRJ T19SSU5HX0ZfRVZFTlRfSURYOgo+PiDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoCBicmVhazsK Pj4gQEAgLTIyMzEsOSArMjI0MCwxMiBAQCB2b2lkIHZyaW5nX3RyYW5zcG9ydF9mZWF0dXJlcyhz dHJ1Y3QgCj4+IHZpcnRpb19kZXZpY2UgKnZkZXYpCj4+IMKgwqDCoMKgwqDCoMKgwqDCoCBjYXNl IFZJUlRJT19GX0FDQ0VTU19QTEFURk9STToKPj4gwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqAg YnJlYWs7Cj4+IMKgwqDCoMKgwqDCoMKgwqDCoCBjYXNlIFZJUlRJT19GX1JJTkdfUEFDS0VEOgo+ PiArwqDCoMKgwqDCoMKgwqDCoMKgwqDCoCBpZiAocHJvdGVjdGVkX2d1ZXN0X2hhcyhWTV9NRU1f RU5DUllQVCkpCj4+ICvCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqAgZ290byBjbGVhcjsK Pj4gwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqAgYnJlYWs7Cj4+IMKgwqDCoMKgwqDCoMKgwqDC oCBjYXNlIFZJUlRJT19GX09SREVSX1BMQVRGT1JNOgo+PiDCoMKgwqDCoMKgwqDCoMKgwqDCoMKg wqDCoCBicmVhazsKPj4gK8KgwqDCoMKgwqDCoMKgIGNsZWFyOgo+PiDCoMKgwqDCoMKgwqDCoMKg wqAgZGVmYXVsdDoKPj4gwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqAgLyogV2UgZG9uJ3QgdW5k ZXJzdGFuZCB0aGlzIGJpdC4gKi8KPj4gwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqAgX192aXJ0 aW9fY2xlYXJfYml0KHZkZXYsIGkpOwo+Cl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fClZpcnR1YWxpemF0aW9uIG1haWxpbmcgbGlzdApWaXJ0dWFsaXphdGlv bkBsaXN0cy5saW51eC1mb3VuZGF0aW9uLm9yZwpodHRwczovL2xpc3RzLmxpbnV4Zm91bmRhdGlv bi5vcmcvbWFpbG1hbi9saXN0aW5mby92aXJ0dWFsaXphdGlvbg==