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 Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 3A6CFEE49A4 for ; Tue, 22 Aug 2023 13:08:21 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1qYR6y-0004xn-1r; Tue, 22 Aug 2023 09:07:56 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1qYR6w-0004xR-EF; Tue, 22 Aug 2023 09:07:54 -0400 Received: from smtp-fw-9106.amazon.com ([207.171.188.206]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1qYR6t-0006d1-Jh; Tue, 22 Aug 2023 09:07:54 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=amazon.com; i=@amazon.com; q=dns/txt; s=amazon201209; t=1692709672; x=1724245672; h=message-id:date:mime-version:subject:to:cc:references: from:in-reply-to:content-transfer-encoding; bh=XAoM68OTmHLHTVsf2NF/UQ9JdrVz9DQ1LGVJulEcurs=; b=R4eEutXr4hU4rwVVquQSDvbvUUmc+2aFRIKagjEtBXymn0vLKuH7iJnv KPvWgB/yiAf4ziRsYBXCk8Ggap+dlQQCFwJ1FU5PUU3BxVI2cRVVWuUHT z/A1kxC24GEeU8Lp+7kO6sQ8yAcQz7nywW/fiy/BTML9lbLol8fd9kXi3 E=; X-IronPort-AV: E=Sophos;i="6.01,193,1684800000"; d="scan'208";a="666970357" Received: from pdx4-co-svc-p1-lb2-vlan2.amazon.com (HELO email-inbound-relay-iad-1a-m6i4x-b5bd57cf.us-east-1.amazon.com) ([10.25.36.210]) by smtp-border-fw-9106.sea19.amazon.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 22 Aug 2023 13:07:38 +0000 Received: from EX19MTAUWA002.ant.amazon.com (iad12-ws-svc-p26-lb9-vlan3.iad.amazon.com [10.40.163.38]) by email-inbound-relay-iad-1a-m6i4x-b5bd57cf.us-east-1.amazon.com (Postfix) with ESMTPS id 3142B47654; Tue, 22 Aug 2023 13:07:33 +0000 (UTC) Received: from EX19D020UWC004.ant.amazon.com (10.13.138.149) by EX19MTAUWA002.ant.amazon.com (10.250.64.202) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1118.30; Tue, 22 Aug 2023 13:07:33 +0000 Received: from [0.0.0.0] (10.253.83.51) by EX19D020UWC004.ant.amazon.com (10.13.138.149) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1118.30; Tue, 22 Aug 2023 13:07:30 +0000 Message-ID: Date: Tue, 22 Aug 2023 15:07:28 +0200 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 09/12] hw/vmapple/bdif: Introduce vmapple backdoor interface Content-Language: en-GB To: =?UTF-8?Q?Philippe_Mathieu-Daud=C3=A9?= , CC: , , Cameron Esfahani , Roman Bolshakov , Stefan Hajnoczi , "Michael S. Tsirkin" , Kevin Wolf , Hanna Reitz , Marcel Apfelbaum , Paolo Bonzini , "Peter Maydell" References: <20230614224038.86148-1-graf> <20230614225626.97734-1-graf@amazon.com> <20230614225626.97734-5-graf@amazon.com> <89105b1b-2c29-685c-3631-c5b0fa79962c@linaro.org> From: Alexander Graf In-Reply-To: <89105b1b-2c29-685c-3631-c5b0fa79962c@linaro.org> X-Originating-IP: [10.253.83.51] X-ClientProxiedBy: EX19D031UWA002.ant.amazon.com (10.13.139.96) To EX19D020UWC004.ant.amazon.com (10.13.138.149) Precedence: Bulk Content-Type: text/plain; charset="utf-8"; format="flowed" Content-Transfer-Encoding: base64 Received-SPF: pass client-ip=207.171.188.206; envelope-from=prvs=5918e560e=graf@amazon.de; helo=smtp-fw-9106.amazon.com X-Spam_score_int: -39 X-Spam_score: -4.0 X-Spam_bar: ---- X-Spam_report: (-4.0 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, HEADER_FROM_DIFFERENT_DOMAINS=0.25, RCVD_IN_DNSWL_MED=-2.3, RCVD_IN_MSPIKE_H5=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Ck9uIDE2LjA2LjIzIDEyOjM5LCBQaGlsaXBwZSBNYXRoaWV1LURhdWTDqSB3cm90ZToKPgo+IE9u IDE1LzYvMjMgMDA6NTYsIEFsZXhhbmRlciBHcmFmIHdyb3RlOgo+PiBUaGUgVk1BcHBsZSBtYWNo aW5lIGV4cG9zZXMgQVVYIGFuZCBST09UIGJsb2NrIGRldmljZXMgKGFzIHdlbGwgYXMgCj4+IFVT QiBPVEcKPj4gZW11bGF0aW9uKSB2aWEgdmlydGlvLXBjaSBhcyB3ZWxsIGFzIGEgc3BlY2lhbCwg c2ltcGxlIGJhY2tkb29yIHBsYXRmb3JtCj4+IGRldmljZS4KPj4KPj4gVGhpcyBwYXRjaCBpbXBs ZW1lbnRzIHRoaXMgYmFja2Rvb3IgcGxhdGZvcm0gZGV2aWNlIHRvIHRoZSBiZXN0IG9mIG15Cj4+ IHVuZGVyc3RhbmRpbmcuIEkgbGVmdCBvdXQgYW55IFVTQiBPVEcgcGFydHM7IHRoZXkncmUgb25s eSBuZWVkZWQgZm9yCj4+IGd1ZXN0IHJlY292ZXJ5IGFuZCBJIGRvbid0IHVuZGVyc3RhbmQgdGhl IHByb3RvY29sIHlldC4KPj4KPj4gU2lnbmVkLW9mZi1ieTogQWxleGFuZGVyIEdyYWYgPGdyYWZA YW1hem9uLmNvbT4KPj4gLS0tCj4+IMKgIGh3L3ZtYXBwbGUvS2NvbmZpZ8KgwqDCoMKgwqDCoMKg IHzCoMKgIDIgKwo+PiDCoCBody92bWFwcGxlL2JkaWYuY8KgwqDCoMKgwqDCoMKgwqAgfCAyNDUg KysrKysrKysrKysrKysrKysrKysrKysrKysrKysrKysrKysrKysKPj4gwqAgaHcvdm1hcHBsZS9t ZXNvbi5idWlsZMKgwqDCoCB8wqDCoCAxICsKPj4gwqAgaHcvdm1hcHBsZS90cmFjZS1ldmVudHPC oMKgIHzCoMKgIDUgKwo+PiDCoCBpbmNsdWRlL2h3L3ZtYXBwbGUvYmRpZi5oIHzCoCAzMSArKysr Kwo+Cj4gUGxlYXNlIGVuYWJsZSBzY3JpcHRzL2dpdC5vcmRlcmZpbGUgaWYgcG9zc2libGUuCgoK U3VyZSwgaGFwcHkgdG8gOikKCgo+Cj4+ICsjZGVmaW5lIFJFR19ERVZJRF9NQVNLwqDCoMKgwqDC oCAweGZmZmYwMDAwCj4+ICsjZGVmaW5lIERFVklEX1JPT1TCoMKgwqDCoMKgwqDCoMKgwqAgMHgw MDAwMDAwMAo+PiArI2RlZmluZSBERVZJRF9BVVjCoMKgwqDCoMKgwqDCoMKgwqDCoCAweDAwMDEw MDAwCj4+ICsjZGVmaW5lIERFVklEX1VTQsKgwqDCoMKgwqDCoMKgwqDCoMKgIDB4MDAxMDAwMDAK Pj4gKwo+PiArI2RlZmluZSBSRUdfU1RBVFVTwqDCoMKgwqDCoMKgwqDCoMKgIDB4MAo+PiArI2Rl ZmluZSBSRUdfU1RBVFVTX0FDVElWRcKgwqDCoMKgIEJJVCgwKQo+PiArI2RlZmluZSBSRUdfQ0ZH wqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgIDB4NAo+PiArI2RlZmluZSBSRUdfQ0ZHX0FDVElWRcKg wqDCoMKgwqDCoMKgIEJJVCgxKQo+PiArI2RlZmluZSBSRUdfVU5LMcKgwqDCoMKgwqDCoMKgwqDC oMKgwqAgMHg4Cj4+ICsjZGVmaW5lIFJFR19CVVNZwqDCoMKgwqDCoMKgwqDCoMKgwqDCoCAweDEw Cj4+ICsjZGVmaW5lIFJFR19CVVNZX1JFQURZwqDCoMKgwqDCoMKgwqAgQklUKDApCj4+ICsjZGVm aW5lIFJFR19VTksywqDCoMKgwqDCoMKgwqDCoMKgwqDCoCAweDQwMAo+PiArI2RlZmluZSBSRUdf Q01EwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgIDB4NDA4Cj4+ICsjZGVmaW5lIFJFR19ORVhUX0RF VklDRcKgwqDCoMKgIDB4NDIwCj4+ICsjZGVmaW5lIFJFR19VTkszwqDCoMKgwqDCoMKgwqDCoMKg wqDCoCAweDQzNAo+Cj4KPj4gK3N0YXRpYyB1aW50NjRfdCBiZGlmX3JlYWQodm9pZCAqb3BhcXVl LCBod2FkZHIgb2Zmc2V0LCB1bnNpZ25lZCBzaXplKQo+PiArewo+PiArwqDCoMKgIHVpbnQ2NF90 IHJldCA9IC0xOwo+PiArwqDCoMKgIHVpbnQ2NF90IGRldmlkID0gKG9mZnNldCAmIFJFR19ERVZJ RF9NQVNLKTsKPj4gKwo+PiArwqDCoMKgIHN3aXRjaCAob2Zmc2V0ICYgflJFR19ERVZJRF9NQVNL KSB7Cj4+ICvCoMKgwqAgY2FzZSBSRUdfU1RBVFVTOgo+PiArwqDCoMKgwqDCoMKgwqAgcmV0ID0g UkVHX1NUQVRVU19BQ1RJVkU7Cj4+ICvCoMKgwqDCoMKgwqDCoCBicmVhazsKPj4gK8KgwqDCoCBj YXNlIFJFR19DRkc6Cj4+ICvCoMKgwqDCoMKgwqDCoCByZXQgPSBSRUdfQ0ZHX0FDVElWRTsKPj4g K8KgwqDCoMKgwqDCoMKgIGJyZWFrOwo+PiArwqDCoMKgIGNhc2UgUkVHX1VOSzE6Cj4+ICvCoMKg wqDCoMKgwqDCoCByZXQgPSAweDQyMDsKPj4gK8KgwqDCoMKgwqDCoMKgIGJyZWFrOwo+PiArwqDC oMKgIGNhc2UgUkVHX0JVU1k6Cj4+ICvCoMKgwqDCoMKgwqDCoCByZXQgPSBSRUdfQlVTWV9SRUFE WTsKPj4gK8KgwqDCoMKgwqDCoMKgIGJyZWFrOwo+PiArwqDCoMKgIGNhc2UgUkVHX1VOSzI6Cj4+ ICvCoMKgwqDCoMKgwqDCoCByZXQgPSAweDE7Cj4+ICvCoMKgwqDCoMKgwqDCoCBicmVhazsKPj4g K8KgwqDCoCBjYXNlIFJFR19VTkszOgo+PiArwqDCoMKgwqDCoMKgwqAgcmV0ID0gMHgwOwo+PiAr wqDCoMKgwqDCoMKgwqAgYnJlYWs7Cj4+ICvCoMKgwqAgY2FzZSBSRUdfTkVYVF9ERVZJQ0U6Cj4+ ICvCoMKgwqDCoMKgwqDCoCBzd2l0Y2ggKGRldmlkKSB7Cj4+ICvCoMKgwqDCoMKgwqDCoCBjYXNl IERFVklEX1JPT1Q6Cj4+ICvCoMKgwqDCoMKgwqDCoMKgwqDCoMKgIHJldCA9IDB4ODAwMDAwMDsK Pj4gK8KgwqDCoMKgwqDCoMKgwqDCoMKgwqAgYnJlYWs7Cj4+ICvCoMKgwqDCoMKgwqDCoCBjYXNl IERFVklEX0FVWDoKPj4gK8KgwqDCoMKgwqDCoMKgwqDCoMKgwqAgcmV0ID0gMHgxMDAwMDsKPj4g K8KgwqDCoMKgwqDCoMKgwqDCoMKgwqAgYnJlYWs7Cj4+ICvCoMKgwqDCoMKgwqDCoCB9Cj4+ICvC oMKgwqDCoMKgwqDCoCBicmVhazsKPj4gK8KgwqDCoCB9Cj4+ICsKPj4gK8KgwqDCoCB0cmFjZV9i ZGlmX3JlYWQob2Zmc2V0LCBzaXplLCByZXQpOwo+PiArwqDCoMKgIHJldHVybiByZXQ7Cj4+ICt9 Cj4KPgo+PiArc3RhdGljIGNvbnN0IE1lbW9yeVJlZ2lvbk9wcyBiZGlmX29wcyA9IHsKPj4gK8Kg wqDCoCAucmVhZCA9IGJkaWZfcmVhZCwKPj4gK8KgwqDCoCAud3JpdGUgPSBiZGlmX3dyaXRlLAo+ PiArwqDCoMKgIC5lbmRpYW5uZXNzID0gREVWSUNFX05BVElWRV9FTkRJQU4sCj4+ICvCoMKgwqAg LnZhbGlkID0gewo+PiArwqDCoMKgwqDCoMKgwqAgLm1pbl9hY2Nlc3Nfc2l6ZSA9IDEsCj4+ICvC oMKgwqDCoMKgwqDCoCAubWF4X2FjY2Vzc19zaXplID0gOCwKPj4gK8KgwqDCoCB9LAo+PiArwqDC oMKgIC5pbXBsID0gewo+PiArwqDCoMKgwqDCoMKgwqAgLm1pbl9hY2Nlc3Nfc2l6ZSA9IDEsCj4+ ICvCoMKgwqDCoMKgwqDCoCAubWF4X2FjY2Vzc19zaXplID0gOCwKPgo+IElJVUMgeW91ciBpbXBs ZW1lbnRhdGlvbiBpcyB1c2luZyAobWluLCBtYXgpID0gKDQsIDQpOgo+IGkuZS4gaWYgdGhlIGd1 ZXN0IGVtaXRzIGEgNjQtYml0IHJlYWQgYXQgb2Zmc2V0IDAsIHdlIHdhbnQgdG8gcmV0dXJuCj4g Ym90aCBSRUdfU1RBVFVTL1JFR19DRkcgcmVnaXN0ZXJzLgoKCkkgZG9uJ3Qga25vdyBpZiB0aGUg QkRJRiBkZXZpY2UgY2FycmllcyB0aG9zZSBzZW1hbnRpY3MuIFRvZGF5LCBJJ20gb25seSAKc2Vl aW5nIDMyYml0IGFjY2Vzc2VzIHdoaWNoIGlzIHdoYXQgSSBjYW4gdm91Y2ggZm9yLiBXaWxsIDhi aXQgYWNjZXNzZXMgCmdvIHRvIGEgZGlmZmVyZW50IHJlZ2lzdGVyIHNwYWNlIG9yIGp1c3QgYWNj ZXNzIGEgc3Vic2V0IG9mIHRoZSAzMmJpdCAKcmVnaXN0ZXI/IEkgZG9uJ3Qga25vdyA6KQoKVGhl IHNhbWUgYXBwbGllcyB0byA2NGJpdCBvbmVzLiBGb3IgYWxsIEkga25vdywgdGhleSBtaWdodCBh cyB3ZWxsIGVuZCAKdXAgYXMgY29tcGxldGVseSBkaWZmZXJlbnQgcmVnaXN0ZXJzLgoKCkFsZXgK CgoKCgpBbWF6b24gRGV2ZWxvcG1lbnQgQ2VudGVyIEdlcm1hbnkgR21iSApLcmF1c2Vuc3RyLiAz OAoxMDExNyBCZXJsaW4KR2VzY2hhZWZ0c2Z1ZWhydW5nOiBDaHJpc3RpYW4gU2NobGFlZ2VyLCBK b25hdGhhbiBXZWlzcwpFaW5nZXRyYWdlbiBhbSBBbXRzZ2VyaWNodCBDaGFybG90dGVuYnVyZyB1 bnRlciBIUkIgMTQ5MTczIEIKU2l0ejogQmVybGluClVzdC1JRDogREUgMjg5IDIzNyA4NzkKCgo=