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=-5.3 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,NICE_REPLY_A,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 66BCAC07E96 for ; Thu, 15 Jul 2021 09:29:01 +0000 (UTC) Received: from mm01.cs.columbia.edu (mm01.cs.columbia.edu [128.59.11.253]) by mail.kernel.org (Postfix) with ESMTP id D9962613BF for ; Thu, 15 Jul 2021 09:29:00 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org D9962613BF Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=arm.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=kvmarm-bounces@lists.cs.columbia.edu Received: from localhost (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id 57D644B0A5; Thu, 15 Jul 2021 05:29:00 -0400 (EDT) X-Virus-Scanned: at lists.cs.columbia.edu Received: from mm01.cs.columbia.edu ([127.0.0.1]) by localhost (mm01.cs.columbia.edu [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id 5tRZ0ZyNxhtz; Thu, 15 Jul 2021 05:28:59 -0400 (EDT) Received: from mm01.cs.columbia.edu (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id 2A0E04B0A1; Thu, 15 Jul 2021 05:28:59 -0400 (EDT) Received: from localhost (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id 0B3344B092 for ; Thu, 15 Jul 2021 05:28:58 -0400 (EDT) X-Virus-Scanned: at lists.cs.columbia.edu Received: from mm01.cs.columbia.edu ([127.0.0.1]) by localhost (mm01.cs.columbia.edu [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id p7s+rXgan7Ci for ; Thu, 15 Jul 2021 05:28:56 -0400 (EDT) Received: from foss.arm.com (foss.arm.com [217.140.110.172]) by mm01.cs.columbia.edu (Postfix) with ESMTP id 4BF644B0A0 for ; Thu, 15 Jul 2021 05:28:56 -0400 (EDT) Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 53A646D; Thu, 15 Jul 2021 02:28:55 -0700 (PDT) Received: from [10.57.36.240] (unknown [10.57.36.240]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 9CB9D3F774; Thu, 15 Jul 2021 02:28:54 -0700 (PDT) Subject: Re: Any way to disable KVM VHE extension? To: Qu Wenruo , kvmarm@lists.cs.columbia.edu, kvm@vger.kernel.org, Linux ARM References: <37f873cf-1b39-ea7f-a5e7-6feb0200dd4c@suse.com> From: Robin Murphy Message-ID: Date: Thu, 15 Jul 2021 10:28:49 +0100 User-Agent: Mozilla/5.0 (Windows NT 10.0; rv:78.0) Gecko/20100101 Thunderbird/78.11.0 MIME-Version: 1.0 In-Reply-To: <37f873cf-1b39-ea7f-a5e7-6feb0200dd4c@suse.com> Content-Language: en-GB X-BeenThere: kvmarm@lists.cs.columbia.edu X-Mailman-Version: 2.1.14 Precedence: list List-Id: Where KVM/ARM decisions are made 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: kvmarm-bounces@lists.cs.columbia.edu Sender: kvmarm-bounces@lists.cs.columbia.edu T24gMjAyMS0wNy0xNSAwOTo1NSwgUXUgV2VucnVvIHdyb3RlOgo+IEhpLAo+IAo+IFJlY2VudGx5 IEknbSBwbGF5aW5nIGFyb3VuZCB0aGUgTnZpZGlhIFhhdmllciBBR1ggYm9hcmQsIHdoaWNoIGhh cyBWSEUgCj4gZXh0ZW5zaW9uIHN1cHBvcnQuCj4gCj4gSW4gdGhlb3J5LCBjb25zaWRlcmluZyB0 aGUgQ1BVIGFuZCBtZW1vcnksIGl0IHNob3VsZCBiZSBwcmV0dHkgcG93ZXJmdWwgCj4gY29tcGFy ZWQgdG8gYm9hcmRzIGxpa2UgUlBJIENNNC4KPiAKPiBCdXQgdG8gbXkgc3VycHJpc2UsIEtWTSBy dW5zIHByZXR0eSBwb29yIG9uIFhhdmllci4KPiAKPiBKdXN0IGJvb3RpbmcgdGhlIGVkazIgZmly bXdhcmUgY291bGQgdGFrZSBvdmVyIDEwcywgYW5kIDIwcyB0byBmdWxseSAKPiBib290IHRoZSBr ZXJuZWwuCj4gRXZlbiBteSBWTSBvbiBSUEkgQ000IGhhcyB3YXkgZmFzdGVyIGJvb3QgdGltZSwg ZXZlbiBqdXN0IHJ1bm5pbmcgb24gCj4gUENJRTIuMCB4MSBsYW5lIE5WTUUsIGFuZCBqdXN0IDQg Mi4xR2h6IEE3MiBjb3JlLgo+IAo+IFRoaXMgaXMgZGVmaW5pdGVseSBvdXQgb2YgbXkgZXhwZWN0 YXRpb24sIEkgZG91YmxlIGNoZWNrZWQgdG8gYmUgc3VyZSAKPiB0aGF0IGl0J3MgcnVubmluZyBp biBLVk0gbW9kZS4KPiAKPiBCdXQgZnVydGhlciBkaWdnaW5nIHNob3dzIHRoYXQsIHNpbmNlIFhh dmllciBBR1ggQ1BVIHN1cHBvcnRzIFZIRSwga3ZtIAo+IGlzIHJ1bm5pbmcgaW4gVkhFIG1vZGUg b3RoZXIgdGhhbiBIWVAgbW9kZSBvbiBDTTQuCj4gCj4gSXMgdGhlcmUgYW55d2F5IHRvIG1hbnVh bGx5IGRpc2FibGUgVkhFIG1vZGUgdG8gdGVzdCB0aGUgbW9yZSBjb21tb24gSFlQIAo+IG1vZGUg b24gWGF2aWVyPwoKQWNjb3JkaW5nIHRvIGtlcm5lbC1wYXJhbWV0ZXJzLnR4dCwgImt2bS1hcm0u bW9kZT1udmhlIiAob3IgaXRzIApsb3ctbGV2ZWwgZXF1aXZhbGVudCAiaWRfYWE2NG1tZnIxLnZo PTAiKSBvbiB0aGUgY29tbWFuZCBsaW5lIHNob3VsZCBkbyAKdGhhdC4KCkhvd2V2ZXIgSSdkIGlt YWdpbmUgdGhlIGRpc2NyZXBhbmN5IGlzIGxpa2VseSB0byBiZSBzb21ldGhpbmcgbW9yZSAKZnVu ZGFtZW50YWwgdG8gdGhlIHdpbGRseSBkaWZmZXJlbnQgbWljcm9hcmNoaXRlY3R1cmVzLiBUaGVy ZSdzIApjZXJ0YWlubHkgbm8gaGFybSBpbiBnaXZpbmcgbm9uLVZIRSBhIGdvIGZvciBjb21wYXJp c29uLCBidXQgSSB3b3VsZG4ndCAKYmUgc3VycHJpc2VkIGlmIGl0IHR1cm5zIG91dCBldmVuIHNs b3dlci4uLgoKUm9iaW4uCgo+IEJUVywgdGhpcyBpcyB0aGUgZG1lc2cgcmVsYXRlZCB0byBLVk0g b24gWGF2aWVyLCBydW5uaW5nIHY1LjEzIHVwc3RyZWFtIAo+IGtlcm5lbCwgd2l0aCA2NEsgcGFn ZSBzaXplOgo+IFvCoMKgwqAgMC44NTIzNTddIGt2bSBbMV06IElQQSBTaXplIExpbWl0OiA0MCBi aXRzCj4gW8KgwqDCoCAwLjg1NzM3OF0ga3ZtIFsxXTogdmdpYyBpbnRlcnJ1cHQgSVJROQo+IFvC oMKgwqAgMC44NjIxMjJdIGt2bTogcG11IGV2ZW50IGNyZWF0aW9uIGZhaWxlZCAtMgo+IFvCoMKg wqAgMC44NjY3MzRdIGt2bSBbMV06IFZIRSBtb2RlIGluaXRpYWxpemVkIHN1Y2Nlc3NmdWxseQo+ IAo+IFdoaWxlIG9uIENNNCwgdGhlIGhvc3QgcnVucyB2NS4xMi4xMCB1cHN0cmVhbSBrZXJuZWwg KHdpdGggZG93bnN0cmVhbSAKPiBkdGIpLCB3aXRoIDRLIHBhZ2Ugc2l6ZToKPiBbwqDCoMKgIDEu Mjc2ODE4XSBrdm0gWzFdOiBJUEEgU2l6ZSBMaW1pdDogNDQgYml0cwo+IFvCoMKgwqAgMS4yNzg0 MjVdIGt2bSBbMV06IHZnaWMgaW50ZXJydXB0IElSUTkKPiBbwqDCoMKgIDEuMjc4NjIwXSBrdm0g WzFdOiBIeXAgbW9kZSBpbml0aWFsaXplZCBzdWNjZXNzZnVsbHkKPiAKPiBDb3VsZCBpdCBiZSB0 aGUgUEFHRSBzaXplIGNhdXNpbmcgcHJvYmxlbT8KPiAKPiBUaGFua3MsCj4gUXUKPiAKPiAKPiBf X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwo+IGxpbnV4LWFy bS1rZXJuZWwgbWFpbGluZyBsaXN0Cj4gbGludXgtYXJtLWtlcm5lbEBsaXN0cy5pbmZyYWRlYWQu b3JnCj4gaHR0cDovL2xpc3RzLmluZnJhZGVhZC5vcmcvbWFpbG1hbi9saXN0aW5mby9saW51eC1h cm0ta2VybmVsCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f Cmt2bWFybSBtYWlsaW5nIGxpc3QKa3ZtYXJtQGxpc3RzLmNzLmNvbHVtYmlhLmVkdQpodHRwczov L2xpc3RzLmNzLmNvbHVtYmlhLmVkdS9tYWlsbWFuL2xpc3RpbmZvL2t2bWFybQo=