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Fri, 7 Feb 2025 02:03:58 +0800 (CST) Received: from frapeml500005.china.huawei.com (unknown [7.182.85.13]) by mail.maildlp.com (Postfix) with ESMTPS id 5B6BF1400DB; Fri, 7 Feb 2025 02:04:57 +0800 (CST) Received: from frapeml500008.china.huawei.com (7.182.85.71) by frapeml500005.china.huawei.com (7.182.85.13) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.1.2507.39; Thu, 6 Feb 2025 19:04:57 +0100 Received: from frapeml500008.china.huawei.com ([7.182.85.71]) by frapeml500008.china.huawei.com ([7.182.85.71]) with mapi id 15.01.2507.039; Thu, 6 Feb 2025 19:04:57 +0100 To: Jason Gunthorpe , =?utf-8?B?RGFuaWVsIFAuIEJlcnJhbmfDqQ==?= CC: "qemu-arm@nongnu.org" , "qemu-devel@nongnu.org" , "eric.auger@redhat.com" , "peter.maydell@linaro.org" , "nicolinc@nvidia.com" , "ddutile@redhat.com" , Linuxarm , "Wangzhou (B)" , jiangkunkun , Jonathan Cameron , "zhangfei.gao@linaro.org" , "nathanc@nvidia.com" Subject: RE: [RFC PATCH 0/5] hw/arm/virt: Add support for user-creatable nested SMMUv3 Thread-Topic: [RFC PATCH 0/5] hw/arm/virt: Add support for user-creatable nested SMMUv3 Thread-Index: AQHbMeB0+Q5BEZc9JkeH/U6Jz+dF4rMv66IAgAA0HqCAAb2VAIAIsUnQgAADD4CAAB6MsIAAJxaAgAATMvCAABLUAIAAAjUAgAAKIYCAAAJIgIAAAQ2AgAARRyA= Date: Thu, 6 Feb 2025 18:04:57 +0000 Message-ID: <13b1d8b97a314cb28b87563fa9b45299@huawei.com> References: <47d2c2556d794d87abf440263b2f7cd8@huawei.com> <71116749d1234ab48a205fd2588151ec@huawei.com> <20250206170238.GG2960738@nvidia.com> <20250206174647.GA3480821@nvidia.com> <20250206175843.GI2960738@nvidia.com> In-Reply-To: <20250206175843.GI2960738@nvidia.com> Accept-Language: en-GB, en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [10.48.156.189] Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 MIME-Version: 1.0 Received-SPF: pass client-ip=185.176.79.56; envelope-from=shameerali.kolothum.thodi@huawei.com; helo=frasgout.his.huawei.com X-Spam_score_int: -41 X-Spam_score: -4.2 X-Spam_bar: ---- X-Spam_report: (-4.2 / 5.0 requ) BAYES_00=-1.9, RCVD_IN_DNSWL_MED=-2.3, RCVD_IN_MSPIKE_H2=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, RCVD_IN_VALIDITY_SAFE_BLOCKED=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 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-to: Shameerali Kolothum Thodi From: Shameerali Kolothum Thodi via Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org DQoNCj4gLS0tLS1PcmlnaW5hbCBNZXNzYWdlLS0tLS0NCj4gRnJvbTogSmFzb24gR3VudGhvcnBl IDxqZ2dAbnZpZGlhLmNvbT4NCj4gU2VudDogVGh1cnNkYXksIEZlYnJ1YXJ5IDYsIDIwMjUgNTo1 OSBQTQ0KPiBUbzogRGFuaWVsIFAuIEJlcnJhbmfDqSA8YmVycmFuZ2VAcmVkaGF0LmNvbT4NCj4g Q2M6IFNoYW1lZXJhbGkgS29sb3RodW0gVGhvZGkNCj4gPHNoYW1lZXJhbGkua29sb3RodW0udGhv ZGlAaHVhd2VpLmNvbT47IHFlbXUtYXJtQG5vbmdudS5vcmc7DQo+IHFlbXUtZGV2ZWxAbm9uZ251 Lm9yZzsgZXJpYy5hdWdlckByZWRoYXQuY29tOw0KPiBwZXRlci5tYXlkZWxsQGxpbmFyby5vcmc7 IG5pY29saW5jQG52aWRpYS5jb207IGRkdXRpbGVAcmVkaGF0LmNvbTsNCj4gTGludXhhcm0gPGxp bnV4YXJtQGh1YXdlaS5jb20+OyBXYW5nemhvdSAoQikNCj4gPHdhbmd6aG91MUBoaXNpbGljb24u Y29tPjsgamlhbmdrdW5rdW4gPGppYW5na3Vua3VuQGh1YXdlaS5jb20+Ow0KPiBKb25hdGhhbiBD YW1lcm9uIDxqb25hdGhhbi5jYW1lcm9uQGh1YXdlaS5jb20+Ow0KPiB6aGFuZ2ZlaS5nYW9AbGlu YXJvLm9yZzsgbmF0aGFuY0BudmlkaWEuY29tDQo+IFN1YmplY3Q6IFJlOiBbUkZDIFBBVENIIDAv NV0gaHcvYXJtL3ZpcnQ6IEFkZCBzdXBwb3J0IGZvciB1c2VyLWNyZWF0YWJsZQ0KPiBuZXN0ZWQg U01NVXYzDQo+IA0KPiBPbiBUaHUsIEZlYiAwNiwgMjAyNSBhdCAwNTo1NDo1N1BNICswMDAwLCBE YW5pZWwgUC4gQmVycmFuZ8OpIHdyb3RlOg0KPiA+ID4gPiBXZSBzaG91bGRuJ3QgYXNzdW1lIGFu eSBWRklPIGRldmljZSBleGlzdHMgaW4gdGhlIFFFTVUgY25vZmlnIGF0IHRoZQ0KPiB0aW1lDQo+ ID4gPiA+IHdlIHJlYWxpemUgdGhlIHZpcnR1YWwgc3NtdS4gSSBleHBlY3QgdGhlIFNNTVUgbWF5 IGJlIGNvbGQgcGx1Z2dlZCwNCj4gd2hpbGUNCj4gPiA+ID4gdGhlIFZGSU8gZGV2aWNlcyBtYXkg YmUgaG90IHBsdWdnZWQgYXJiaXRyYXJseSBsYXRlciwgYW5kIHdlIHNob3VsZA0KPiBoYXZlDQo+ ID4gPiA+IHRoZSBhc3NvY2lhdGlvbiBpbml0aWFsaXplZCB0aGUgU01NVSBpcyByZWFsaXplZC4N Cj4gPiA+DQo+ID4gPiBUaGlzIGlzIG5vdCBzdXBwb3J0ZWQga2VybmVsIHNpZGUsIHlvdSBjYW4n dCBpbnN0YW50aWF0ZSBhIHZJT01NVQ0KPiA+ID4gd2l0aG91dCBhIFZGSU8gZGV2aWNlIHRoYXQg dXNlcyBpdC4gRm9yIHNlY3VyaXR5Lg0KPiA+DQo+ID4gV2hhdCBhcmUgdGhlIHNlY3VyaXR5IGNv bmNlcm5zIGhlcmUgPw0KPiANCj4gWW91IHNob3VsZCBub3QgYmUgYWJsZSB0byBvcGVuIGlvbW11 ZmQgYW5kIG1hbmlwdWxhdGUgaW9tbXUgSFcgdGhhdA0KPiB5b3UgZG9uJ3QgaGF2ZSBhIFZGSU8g ZGVzY3JpcHRvciBmb3IsIGluY2x1ZGluZyBjcmVhdGluZyBwaHlzaWNhbA0KPiB2SU9NTVUgcmVz b3VyY2VzLCBhbGxvY2F0aW5nIGNvbW1hbmQgcXVldWVzIGFuZCB3aGF0ZXZlciBlbHNlLg0KPiAN Cj4gU29tZSBraW5kIG9mIGhvdCBwbHVnIHNtbXUgd291bGQgaGF2ZSB0byBjcmVhdGUgYSB2U01N VSB3aXRob3V0IGFueQ0KPiBrZXJuZWwgYmFja2luZyBhbmQgdGhlbiBsYXRlciBiaW5kIGl0IHRv IGEga2VybmVsIGltcGxlbWVudGF0aW9uLg0KDQpOb3Qgc3VyZSBJIGdldCB0aGUgcHJvYmxlbSB3 aXRoIGFzc29jaWF0aW5nIHZTTU1VIHdpdGggYSBwU01NVS4gU29tZXRoaW5nDQpsaWtlIGFuIGlv bW11IGluc3RhbmNlIGlkIG1lbnRpb25lZCBiZWZvcmUsDQoNCi1kZXZpY2UgYXJtLXNtbXV2My1h Y2NlbCxpZD1zbW11djIsYnVzPXBjaWUuMixob3N0LXNtbXU9aW9tbXUuMQ0KDQpUaGlzIGNhbiBy ZWFsaXplIHRoZSB2U01NVSB3aXRob3V0IGFjdHVhbGx5IGNyZWF0aW5nIGEgdklPTU1VIGluIGtl cm5lbC4NCkFuZCB3aGVuIHRoZSBkZXYgZ2V0cyBhdHRhY2hlZC9yZWFsaXplZCwgY2hlY2sgKEdF VF9IV19JTkZPKXRoZSBzcGVjaWZpZWQNCmlvbW11IGluc3RhbmNlIGlkIG1hdGNoZXMgb3Igbm90 Lg0KDQpPciB0aGUgY29uY2VybiBoZXJlIGlzIGV4cG9ydGluZyBhbiBpb21tdSBpbnN0YW5jZSBp ZCB0byB1c2VyIHNwYWNlPw0KDQpUaGFua3MsDQpTaGFtZWVyDQogDQo=