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Tue, 12 Oct 2021 09:59:24 +0000 From: "Wang, Zhi A" To: Nirmoy Das , "dri-devel@lists.freedesktop.org" CC: "intel-gfx@lists.freedesktop.org" , Zhenyu Wang , Jani Nikula , Joonas Lahtinen , "Vivi, Rodrigo" , David Airlie , Daniel Vetter Thread-Topic: [PATCH 2/5] drm/i915: check dri root before debugfs init Thread-Index: AQHXvCbKYMJcOSYSQkemEiRsja/2h6vPJ1yA Date: Tue, 12 Oct 2021 09:59:24 +0000 Message-ID: <95bb9aa6-1e6e-c0da-64ed-30ac31f44b67@intel.com> References: <20211008091704.27094-1-nirmoy.das@amd.com> <20211008091704.27094-2-nirmoy.das@amd.com> In-Reply-To: <20211008091704.27094-2-nirmoy.das@amd.com> Accept-Language: en-FI, en-US Content-Language: aa X-MS-Has-Attach: X-MS-TNEF-Correlator: user-agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.13.0 authentication-results: amd.com; dkim=none (message not signed) header.d=none;amd.com; dmarc=none action=none header.from=intel.com; x-ms-publictraffictype: Email x-ms-office365-filtering-correlation-id: e21d2c49-1426-4b4f-afaa-08d98d66f87e x-ms-traffictypediagnostic: DM6PR11MB4170: x-ld-processed: 46c98d88-e344-4ed4-8496-4ed7712e255d,ExtAddr x-ms-exchange-transport-forked: True x-microsoft-antispam-prvs: x-ms-oob-tlc-oobclassifiers: OLM:1169; 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charset="utf-8" Content-ID: Content-Transfer-Encoding: base64 MIME-Version: 1.0 X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-AuthSource: DM4PR11MB5549.namprd11.prod.outlook.com X-MS-Exchange-CrossTenant-Network-Message-Id: e21d2c49-1426-4b4f-afaa-08d98d66f87e X-MS-Exchange-CrossTenant-originalarrivaltime: 12 Oct 2021 09:59:24.3713 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 46c98d88-e344-4ed4-8496-4ed7712e255d X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: zksRoSHoKPupeyKikLNUhGmDchtWI1N5oFFnDS26l5/FV0SsfoYMJAXIvq7JuVseuaviMZBF+eeToR0xyExH3w== X-MS-Exchange-Transport-CrossTenantHeadersStamped: DM6PR11MB4170 X-OriginatorOrg: intel.com Subject: Re: [Intel-gfx] [PATCH 2/5] drm/i915: check dri root before debugfs init X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" T24gMTAvOC8yMSA5OjE3IEFNLCBOaXJtb3kgRGFzIHdyb3RlOg0KPiBSZXR1cm4gZWFybHkgaWYg ZHJpIG1pbm9yIHJvb3QgZGVudHJ5IGlzIE5VTEwuDQo+IA0KPiBDQzogWmhlbnl1IFdhbmcgPHpo ZW55dXdAbGludXguaW50ZWwuY29tPg0KPiBDQzogWmhpIFdhbmcgPHpoaS5hLndhbmdAaW50ZWwu Y29tPg0KPiBDQzogSmFuaSBOaWt1bGEgPGphbmkubmlrdWxhQGxpbnV4LmludGVsLmNvbT4NCj4g Q0M6IEpvb25hcyBMYWh0aW5lbiA8am9vbmFzLmxhaHRpbmVuQGxpbnV4LmludGVsLmNvbT4NCj4g Q0M6IFJvZHJpZ28gVml2aSA8cm9kcmlnby52aXZpQGludGVsLmNvbT4NCj4gQ0M6IERhdmlkIEFp cmxpZSA8YWlybGllZEBsaW51eC5pZT4NCj4gQ0M6IERhbmllbCBWZXR0ZXIgPGRhbmllbEBmZnds bC5jaD4NCj4gU2lnbmVkLW9mZi1ieTogTmlybW95IERhcyA8bmlybW95LmRhc0BhbWQuY29tPg0K PiAtLS0NCj4gICBkcml2ZXJzL2dwdS9kcm0vaTkxNS9ndnQvZGVidWdmcy5jICB8IDMgKysrDQo+ ICAgZHJpdmVycy9ncHUvZHJtL2k5MTUvaTkxNV9kZWJ1Z2ZzLmMgfCAzICsrKw0KPiAgIDIgZmls ZXMgY2hhbmdlZCwgNiBpbnNlcnRpb25zKCspDQo+IA0KPiBkaWZmIC0tZ2l0IGEvZHJpdmVycy9n cHUvZHJtL2k5MTUvZ3Z0L2RlYnVnZnMuYyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2d2dC9kZWJ1 Z2ZzLmMNCj4gaW5kZXggOWYxYzIwOWQ5MjUxLi4yZDQ3YWNhYTAzZWUgMTAwNjQ0DQo+IC0tLSBh L2RyaXZlcnMvZ3B1L2RybS9pOTE1L2d2dC9kZWJ1Z2ZzLmMNCj4gKysrIGIvZHJpdmVycy9ncHUv ZHJtL2k5MTUvZ3Z0L2RlYnVnZnMuYw0KPiBAQCAtMTg3LDYgKzE4Nyw5IEBAIHZvaWQgaW50ZWxf Z3Z0X2RlYnVnZnNfaW5pdChzdHJ1Y3QgaW50ZWxfZ3Z0ICpndnQpDQo+ICAgew0KPiAgIAlzdHJ1 Y3QgZHJtX21pbm9yICptaW5vciA9IGd2dC0+Z3QtPmk5MTUtPmRybS5wcmltYXJ5Ow0KPiANCj4g KwlpZiAoIW1pbm9yLT5kZWJ1Z2ZzX3Jvb3QpDQo+ICsJCXJldHVybjsNCj4gKw0KPiAgIAlndnQt PmRlYnVnZnNfcm9vdCA9IGRlYnVnZnNfY3JlYXRlX2RpcigiZ3Z0IiwgbWlub3ItPmRlYnVnZnNf cm9vdCk7DQo+IA0KPiAgIAlkZWJ1Z2ZzX2NyZWF0ZV91bG9uZygibnVtX3RyYWNrZWRfbW1pbyIs IDA0NDQsIGd2dC0+ZGVidWdmc19yb290LA0KPiBkaWZmIC0tZ2l0IGEvZHJpdmVycy9ncHUvZHJt L2k5MTUvaTkxNV9kZWJ1Z2ZzLmMgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X2RlYnVnZnMu Yw0KPiBpbmRleCA0NDk2OWY1ZGRlNTAuLmQ1NzJiNjg2ZWRlYiAxMDA2NDQNCj4gLS0tIGEvZHJp dmVycy9ncHUvZHJtL2k5MTUvaTkxNV9kZWJ1Z2ZzLmMNCj4gKysrIGIvZHJpdmVycy9ncHUvZHJt L2k5MTUvaTkxNV9kZWJ1Z2ZzLmMNCj4gQEAgLTEwMTIsNiArMTAxMiw5IEBAIHZvaWQgaTkxNV9k ZWJ1Z2ZzX3JlZ2lzdGVyKHN0cnVjdCBkcm1faTkxNV9wcml2YXRlICpkZXZfcHJpdikNCj4gICAJ c3RydWN0IGRybV9taW5vciAqbWlub3IgPSBkZXZfcHJpdi0+ZHJtLnByaW1hcnk7DQo+ICAgCWlu dCBpOw0KPiANCj4gKwlpZiAoIW1pbm9yLT5kZWJ1Z2ZzX3Jvb3QpDQo+ICsJCXJldHVybjsNCj4g Kw0KPiAgIAlpOTE1X2RlYnVnZnNfcGFyYW1zKGRldl9wcml2KTsNCj4gDQo+ICAgCWRlYnVnZnNf Y3JlYXRlX2ZpbGUoImk5MTVfZm9yY2V3YWtlX3VzZXIiLCBTX0lSVVNSLCBtaW5vci0+ZGVidWdm c19yb290LA0KPiAtLQ0KPiAyLjMyLjANCj4gDQpUaGFua3MgZm9yIHRoZSBwYXRjaC4gcXVldWVk Lg0KUmV2aWV3ZWQtYnk6IFpoaSBXYW5nIDx6aGkuYS53YW5nQGludGVsLmNvbT4NCg==