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Wed, 19 Aug 2020 08:53:49 +0000 (UTC) Received: from EX13D20UWC001.ant.amazon.com (10.43.162.244) by EX13MTAUWC002.ant.amazon.com (10.43.162.240) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Wed, 19 Aug 2020 08:53:48 +0000 Received: from 38f9d3867b82.ant.amazon.com (10.43.160.156) by EX13D20UWC001.ant.amazon.com (10.43.162.244) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Wed, 19 Aug 2020 08:53:46 +0000 Subject: Re: [PATCH v3 02/12] KVM: x86: Introduce allow list for MSR emulation To: Aaron Lewis , CC: , , , KarimAllah Ahmed References: <20200818211533.849501-1-aaronlewis@google.com> <20200818211533.849501-3-aaronlewis@google.com> From: Alexander Graf Message-ID: Date: Wed, 19 Aug 2020 10:53:43 +0200 User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.14; rv:68.0) Gecko/20100101 Thunderbird/68.11.0 MIME-Version: 1.0 In-Reply-To: <20200818211533.849501-3-aaronlewis@google.com> Content-Language: en-US X-Originating-IP: [10.43.160.156] X-ClientProxiedBy: EX13D36UWA002.ant.amazon.com (10.43.160.24) To EX13D20UWC001.ant.amazon.com (10.43.162.244) Content-Type: text/plain; charset="utf-8"; format="flowed" Content-Transfer-Encoding: base64 Sender: kvm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org CgpPbiAxOC4wOC4yMCAyMzoxNSwgQWFyb24gTGV3aXMgd3JvdGU6Cj4gCj4gSXQncyBub3QgZGVz aXJlYWJsZSB0byBoYXZlIGFsbCBNU1JzIGFsd2F5cyBoYW5kbGVkIGJ5IEtWTSBrZXJuZWwgc3Bh Y2UuIFNvbWUKPiBNU1JzIHdvdWxkIGJlIHVzZWZ1bCB0byBoYW5kbGUgaW4gdXNlciBzcGFjZSB0 byBlaXRoZXIgZW11bGF0ZSBiZWhhdmlvciAobGlrZQo+IHVDb2RlIHVwZGF0ZXMpIG9yIGRpZmZl cmVudGlhdGUgd2hldGhlciB0aGV5IGFyZSB2YWxpZCBiYXNlZCBvbiB0aGUgQ1BVIG1vZGVsLgo+ IAo+IFRvIGFsbG93IHVzZXIgc3BhY2UgdG8gc3BlY2lmeSB3aGljaCBNU1JzIGl0IHdhbnRzIHRv IHNlZSBoYW5kbGVkIGJ5IEtWTSwKPiB0aGlzIHBhdGNoIGludHJvZHVjZXMgYSBuZXcgaW9jdGwg dG8gcHVzaCBhbGxvdyBsaXN0cyBvZiBiaXRtYXBzIGludG8KPiBLVk0uIEJhc2VkIG9uIHRoZXNl IGJpdG1hcHMsIEtWTSBjYW4gdGhlbiBkZWNpZGUgd2hldGhlciB0byByZWplY3QgTVNSIGFjY2Vz cy4KPiBXaXRoIHRoZSBhZGRpdGlvbiBvZiBLVk1fQ0FQX1g4Nl9VU0VSX1NQQUNFX01TUiBpdCBj YW4gYWxzbyBkZWZsZWN0IHRoZQo+IGRlbmllZCBNU1IgZXZlbnRzIHRvIHVzZXIgc3BhY2UgdG8g b3BlcmF0ZSBvbi4KPiAKPiBJZiBubyBhbGxvd2xpc3QgaXMgcG9wdWxhdGVkLCBNU1IgaGFuZGxp bmcgc3RheXMgaWRlbnRpY2FsIHRvIGJlZm9yZS4KPiAKPiBTaWduZWQtb2ZmLWJ5OiBLYXJpbUFs bGFoIEFobWVkIDxrYXJhaG1lZEBhbWF6b24uZGU+Cj4gU2lnbmVkLW9mZi1ieTogQWxleGFuZGVy IEdyYWYgPGdyYWZAYW1hem9uLmNvbT4KClNhbWUgaGVyZSwgU29CIGxpbmUgaXMgbWlzc2luZy4K CkkgYWxzbyBzZWUgdGhhdCB5b3UgZGlkbid0IGFkZHJlc3MgdGhlIG5pdHMgeW91IGhhZCBvbiB0 aGlzIHBhdGNoOgoKWy4uLl0KCiA+PiArICBGaWx0ZXIgYm9vdGggcmVhZCBhbmQgd3JpdGUgYWNj ZXNzZXMgdG8gTVNScyB1c2luZyB0aGUgZ2l2ZW4gCmJpdG1hcC4gQSAwCiA+PiArICBpbiB0aGUg Yml0bWFwIGluZGljYXRlcyB0aGF0IGJvdGggcmVhZHMgYW5kIHdyaXRlcyBzaG91bGQgCmltbWVk aWF0ZWx5IGZhaWwsCiA+PiArICB3aGlsZSBhIDEgaW5kaWNhdGVzIHRoYXQgcmVhZHMgYW5kIHdy aXRlcyBzaG91bGQgYmUgaGFuZGxlZCBieSAKdGhlIG5vcm1hbAogPj4gKyAgS1ZNIE1TUiBlbXVs YXRpb24gbG9naWMuCiA+CiA+IG5pdDogRmlsdGVyIGJvdGgKClsuLi5dCgogPj4gKy8qIE1heGlt dW0gc2l6ZSBvZiB0aGUgb2YgdGhlIGJpdG1hcCBpbiBieXRlcyAqLwogPgogPiBuaXQ6ICJvZiB0 aGUiIGlzIHJlcGVhdGVkIHR3aWNlCgoKCkZlZWwgZnJlZSB0byBjaGFuZ2UgdGhlbSBpbiB5b3Vy IHBhdGNoIHNldGFuZCBhZGQgYSBub3RlIGJldHdlZW4gdGhlIFNvQiAKbGluZXM6CgpTaWduZWQt b2ZmLWJ5OiBLYXJpbUFsbGFoIEFobWVkIDxrYXJhaG1lZEBhbWF6b24uZGUKU2lnbmVkLW9mZi1i eTogQWxleGFuZGVyIEdyYWYgPGdyYWZAYW1hem9uLmNvbT4KW2Fhcm9ubGV3aXM6IHMvb2YgdGhl IG9mIHRoZS9vZiB0aGUvLCBzL2Jvb3RoL2JvdGgvXQpTaWduZWQtb2ZmLWJ5OiBBYXJvbiBMZXdp cyA8YWFyb25sZXdpc0Bnb29nbGUuY29tPgoKCkFsZXgKCgoKQW1hem9uIERldmVsb3BtZW50IENl bnRlciBHZXJtYW55IEdtYkgKS3JhdXNlbnN0ci4gMzgKMTAxMTcgQmVybGluCkdlc2NoYWVmdHNm dWVocnVuZzogQ2hyaXN0aWFuIFNjaGxhZWdlciwgSm9uYXRoYW4gV2Vpc3MKRWluZ2V0cmFnZW4g YW0gQW10c2dlcmljaHQgQ2hhcmxvdHRlbmJ1cmcgdW50ZXIgSFJCIDE0OTE3MyBCClNpdHo6IEJl cmxpbgpVc3QtSUQ6IERFIDI4OSAyMzcgODc5CgoK