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,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, MSGID_FROM_MTA_HEADER,NICE_REPLY_A,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, 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 079D8C433DB for ; Mon, 8 Feb 2021 22:16:07 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 9D9D164E8F for ; Mon, 8 Feb 2021 22:16:06 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 9D9D164E8F Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=amd.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=amd-gfx-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 32AF96EA0C; Mon, 8 Feb 2021 22:16:06 +0000 (UTC) Received: from NAM12-DM6-obe.outbound.protection.outlook.com (mail-dm6nam12on2085.outbound.protection.outlook.com [40.107.243.85]) by gabe.freedesktop.org (Postfix) with ESMTPS id 3ABCB6EA0C; Mon, 8 Feb 2021 22:16:05 +0000 (UTC) ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=UKrDDhBZcTK7H8XmF0qw0brtHuPiqktdckkRRi+sbXrW6EpXYZgysJmD/BWUwKbriGT/4wRG9mdehd/zKoGszbFRpVzM8wpuPU+1fg/aJIz9TgYUSk/g1uV75wOZOQh4QKiBzI58+grqT3G9Epb3PK6I/uqgXKk+VtK0klz98uQ2NHdUoNEfBcDzXnmE8HFCENlorKF9RgWOIJWw5nVHl0KHxGcaSrn7psMtZtRsRbyNcKUZOATWLxTftocycOdbdfmGfeBdSh76y4jz7D6iPSaHVGqu6xdiSEtAodfmwqUKq6pXtdlbVZ6QhkvNXmI93fi2XKOqdXZTSkD2r6ZdOw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector9901; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=8Gy5udXJD46IA8gHlPPSroT/AN4kcBJrLGjAsaOA/+Y=; b=oC7w1olRORI7JWbhft/OAnlltG7xfUTBZZLRbjECVyjcmTSpgANzZMGGQlQf9Uy5ROiva3tPoXyLs/N0Sp330mL/rgZRuO0Qmz1Ze1rDfhWCAG5JAeyH1ChXV6w0rx2Q5YlWMo0GlFs2rRTmtvnaFN9Z3FLpJS8JEEiIefbmZDSgeHieQHDsj+fLUyfSmPXR+EWPE05+ras8rotH7pFE+3NrcaYVKz7mnQ+3VN49TrEXUkb3hh3CMXqE3hp/Kp2/hG5/PZB3elpM+HtcjIiAb5RuX/tvPAJ4BF++xBn1rr5wsDo5hpyHCsoOAAOKobyoZHoet4d2Zw0ZXiZxMwWgdA== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=amd.com; dmarc=pass action=none header.from=amd.com; dkim=pass header.d=amd.com; arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=amd.com; s=selector1; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=8Gy5udXJD46IA8gHlPPSroT/AN4kcBJrLGjAsaOA/+Y=; b=Ys06p30bK7ujK0OgaPJAp13c0UxjgzBFFKuChCVRyAq0BcY+dWdRn2/mgT8NKxzVWotnnRB5iNmsylR5fuvQexC74Npr0tlXTSsrSdnLZryFeCGYK7pSGbntyOuIkUBfYsvj+oiUE6TE6aHXSvJlV0rjgkCvD7nIRDFTYM0hFwo= Authentication-Results: gmail.com; dkim=none (message not signed) header.d=none;gmail.com; dmarc=none action=none header.from=amd.com; Received: from SN6PR12MB4623.namprd12.prod.outlook.com (2603:10b6:805:e9::17) by SN1PR12MB2349.namprd12.prod.outlook.com (2603:10b6:802:2a::13) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3825.30; Mon, 8 Feb 2021 22:16:01 +0000 Received: from SN6PR12MB4623.namprd12.prod.outlook.com ([fe80::41b1:11f5:fd1e:fc5f]) by SN6PR12MB4623.namprd12.prod.outlook.com ([fe80::41b1:11f5:fd1e:fc5f%5]) with mapi id 15.20.3825.030; Mon, 8 Feb 2021 22:16:01 +0000 Subject: Re: [PATCH v4 11/14] drm/amdgpu: Guard against write accesses after device removal To: Daniel Vetter , =?UTF-8?Q?Christian_K=c3=b6nig?= References: <07dceec0-0be9-1531-0357-353f04d1cb2b@amd.com> <69f036e2-f102-8233-37f6-5254a484bf97@amd.com> <0b502043-5a66-dcd5-53f9-5c190f22dc46@gmail.com> <78e4705d-c55f-6c68-d0f9-b1939b636121@amd.com> <8fbeee95-b365-7f68-1e0b-1d42eb0dea70@amd.com> <6c639669-b78d-b6a3-71b9-d546ca34121b@gmail.com> <90eb7a73-1981-6d20-a83d-1690321212c7@amd.com> From: Andrey Grodzovsky Message-ID: Date: Mon, 8 Feb 2021 17:15:58 -0500 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 In-Reply-To: Content-Language: en-US X-Originating-IP: [2607:fea8:3edf:49b0:407a:7c93:58dc:3018] X-ClientProxiedBy: YT1PR01CA0127.CANPRD01.PROD.OUTLOOK.COM (2603:10b6:b01:2f::6) To SN6PR12MB4623.namprd12.prod.outlook.com (2603:10b6:805:e9::17) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from [IPv6:2607:fea8:3edf:49b0:407a:7c93:58dc:3018] (2607:fea8:3edf:49b0:407a:7c93:58dc:3018) by YT1PR01CA0127.CANPRD01.PROD.OUTLOOK.COM (2603:10b6:b01:2f::6) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3825.17 via Frontend Transport; Mon, 8 Feb 2021 22:16:00 +0000 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-HT: Tenant X-MS-Office365-Filtering-Correlation-Id: cce074cf-2a89-4440-ce44-08d8cc7f1e3b X-MS-TrafficTypeDiagnostic: SN1PR12MB2349: X-MS-Exchange-Transport-Forked: True X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:9508; X-MS-Exchange-SenderADCheck: 1 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:255.255.255.255; CTRY:; LANG:en; SCL:1; SRV:; IPV:NLI; SFV:NSPM; H:SN6PR12MB4623.namprd12.prod.outlook.com; PTR:; CAT:NONE; SFS:(4636009)(136003)(366004)(376002)(39860400002)(346002)(396003)(966005)(16526019)(6486002)(316002)(2906002)(54906003)(45080400002)(53546011)(186003)(110136005)(8676002)(36756003)(6636002)(478600001)(31686004)(86362001)(66556008)(8936002)(5660300002)(31696002)(83380400001)(66574015)(4326008)(66946007)(66476007)(52116002)(2616005)(43740500002)(45980500001); DIR:OUT; SFP:1101; X-MS-Exchange-AntiSpam-MessageData: =?utf-8?B?dnBGY0xWajVRTHF3UDNlUXpkUTNLOTRpR1BBWFBXMVVIbjAreHBoRWNhOUxZ?= =?utf-8?B?UlpsR0RhNDZWdmNjcmhxU2Z3akQ4MUhESkIwNHdMU09sakdaV2hPREdXUk9o?= =?utf-8?B?MW5jSzloZkZwOHk3aTg3ZkRtTTltUFl4bVYzRnlZMElmZkFqd0RaVWJKQXRy?= =?utf-8?B?Z2U5bkVLRXkxVTlJQ1dycEhRa2V5VStpLzBSOGMrZXhLT1F4a1JuWml2Nzc5?= =?utf-8?B?cVV3R1ZKcDUxY1liVEdFdzg0MHFIV1U3OGlYcTZpbkd5YTJTeWJjcFQ3T204?= =?utf-8?B?Q1IvYW5mNEJzZVI5R3pxZHJ0OUFvRU1GdVhtU2FhTlRQYm9qS2J6NVdnOFBT?= =?utf-8?B?and2eDlvMEw2YlZrTWZIZG8yaktsb2FFRy9xM1AvWTE0OGlocHJPYUxNUStr?= =?utf-8?B?TjFkTUoveE5KTnZvNHQ4K1Z6VlN4UjFLWUxybXpsbXd1OWx6aWJZTjB0Tm5o?= =?utf-8?B?THhtRDJNVzJDYVFmdGNtWXl3OTlTUm9wL3o1cUhJSlhIN3VkSWRBaTNXT3FU?= =?utf-8?B?ZXZpTW43NVMxcytybTdSRHpOcGdMRzFYZUc4ZXA4RU1Fa2d0OWc5V21JNktC?= =?utf-8?B?bm91Ujd2VW5iVDJ4dUVwVlpXWVhuVk1abjY0VFNEa0wxS3dYbE9MdXdRUDJh?= =?utf-8?B?cnFQU3I1VTVucURKOFJPM2ozc2w0eGRocVcwTUJsOEJPRlBVbG9lNFFEeUln?= =?utf-8?B?UFJNenpodCtaaWIxTTN3MW91ZnNoaWZkSWE3WFBqVEd4WkRTZzVOUEZFUUNH?= =?utf-8?B?ZHpRajZic3U4NXp3dlRUZWlOTmhCcDdEb0VRaWFZOFcydllabURVMTZQT3pK?= =?utf-8?B?SWt3QmQwMHNlNUxubmVRbHB5SjFQTnRuaURxdnhjM2ZMU3NLUFR4ckpFVys1?= =?utf-8?B?eWRydnpsRlJsYm5ydlF5ekk1MmZaNHh0a0dnOThPZXE1eGIvcFpPUEFLbE9u?= =?utf-8?B?U2xGeGdjdUJYMnR4TVlpVC91VWJiUmNSY2R1R0FYdXlORHFGbVYyY3NuTDRW?= =?utf-8?B?UEFJK2pzSC9NNUQ0a2kxUjJIb0xIdmY2SnVnRDdnbTNaclhoRld0WUVTZ3BO?= =?utf-8?B?NUhoYTlxM2VveXM4TlZCVzV1Q0VReXZDaWVlK29pSXNCdXI5RnlVR25CS2Rs?= =?utf-8?B?RndMK21LWnlTN0RJZHQrNnowT1Q1eHJ4YkZlcXVrVlkrTk9kUnByRjVNcWM5?= =?utf-8?B?ODFXaEZLUVBCdjVkaVlKekFWRFFUWFRxazlNdy94a0JrTGhoUEFWZnlvYlFW?= =?utf-8?B?djBzWWF4STdjY2VTdkl4QmNmR0xPclRwUmNoNmxyN29wSHdWYXUyeUIrVWVs?= =?utf-8?B?ampzZE9HL2F4OHFEc1FDeWFYc1A4aFRuODlob2tFN0hLU20rSUwwWkFUaVpl?= =?utf-8?B?RVI1QStFM0ZueHFjL3c2NlBXMUdHTmI3Y0ZULzJ6RzNBR09MNm4yU1ZkZ2pP?= =?utf-8?B?THBGOUExdFFkdmpoN2REbDVsN0lnaGNkdmh6UjVSVmNBSkVsLy9yOFlyYXlF?= =?utf-8?B?TTZpMlJWc1k0R293eDdHRWVYMEc0ZkFYN1VJNHI0dVRJUFE2dTZtM2hRd083?= =?utf-8?B?eDFBWlFuTW5KMDdUTndQTFRrdUoxUm1kQXhXSGxGbW9TKzRhaElOc1JzTTZH?= =?utf-8?B?eXhkOXBOUkJ6NnNSYk41djVNRzQ3OGg2T2tsYU9KK0dSMVUzclprL0J5N01Z?= =?utf-8?B?NEhucXZLVytJZDJiRklpMlRqaHp6aFMxSHJEU3lxTklTWnFITG5zYUhRWjh6?= =?utf-8?B?cmh6TExaOElnSHJZNXRCSGVqbmo0U0JNblNpUXpBYjlvN2dRVFAxRUtKOWcv?= =?utf-8?B?NEJIUzJMRDZHVTBDZmd5Ni8vdDkyYlFMSFNHK05xTXVMR2ZUcDY3bURHNEk5?= =?utf-8?Q?l2e2wSpXL+dNv?= X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-Network-Message-Id: cce074cf-2a89-4440-ce44-08d8cc7f1e3b X-MS-Exchange-CrossTenant-AuthSource: SN6PR12MB4623.namprd12.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 08 Feb 2021 22:16:01.4733 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 3dd8961f-e488-4e60-8e11-a82d994e183d X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: +EyGqGHwXS/998jYdb80+14mBx78xjRHAJRrZpPjN7Z6QdvLtKWWN4252TlAAikKqdSNQ/ZKA8v3fLtvCKjMaA== X-MS-Exchange-Transport-CrossTenantHeadersStamped: SN1PR12MB2349 X-BeenThere: amd-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Discussion list for AMD gfx List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Rob Herring , Greg KH , amd-gfx list , "Anholt, Eric" , Pekka Paalanen , dri-devel , Alex Deucher , Qiang Yu , "Wentland, Harry" , Lucas Stach Content-Transfer-Encoding: base64 Content-Type: text/plain; charset="utf-8"; Format="flowed" Errors-To: amd-gfx-bounces@lists.freedesktop.org Sender: "amd-gfx" Ck9uIDIvOC8yMSAxMToyMyBBTSwgRGFuaWVsIFZldHRlciB3cm90ZToKPiBPbiBNb24sIEZlYiA4 LCAyMDIxIGF0IDM6MDAgUE0gQ2hyaXN0aWFuIEvDtm5pZyA8Y2hyaXN0aWFuLmtvZW5pZ0BhbWQu Y29tPiB3cm90ZToKPj4gQW0gMDguMDIuMjEgdW0gMTE6MTEgc2NocmllYiBEYW5pZWwgVmV0dGVy Ogo+Pj4gT24gTW9uLCBGZWIgMDgsIDIwMjEgYXQgMTE6MDM6MTVBTSArMDEwMCwgQ2hyaXN0aWFu IEvDtm5pZyB3cm90ZToKPj4+PiBBbSAwOC4wMi4yMSB1bSAxMDo0OCBzY2hyaWViIERhbmllbCBW ZXR0ZXI6Cj4+Pj4+IE9uIE1vbiwgRmViIDA4LCAyMDIxIGF0IDEwOjM3OjE5QU0gKzAxMDAsIENo cmlzdGlhbiBLw7ZuaWcgd3JvdGU6Cj4+Pj4+PiBBbSAwNy4wMi4yMSB1bSAyMjo1MCBzY2hyaWVi IERhbmllbCBWZXR0ZXI6Cj4+Pj4+Pj4gW1NOSVBdCj4+Pj4+Pj4+IENsYXJpZmljYXRpb24gLSBh cyBmYXIgYXMgSSBrbm93IHRoZXJlIGFyZSBubyBwYWdlIGZhdWx0IGhhbmRsZXJzIGZvciBrZXJu ZWwKPj4+Pj4+Pj4gbWFwcGluZ3MuIEFuZCB3ZSBhcmUgdGFsa2luZyBhYm91dCBrZXJuZWwgbWFw cGluZ3MgaGVyZSwgcmlnaHQgPyAgSWYgdGhlcmUgd2VyZQo+Pj4+Pj4+PiBJIGNvdWxkIHNvbHZl IGFsbCB0aG9zZSBpc3N1ZXMgdGhlIHNhbWUgYXMgSSBkbyBmb3IgdXNlciBtYXBwaW5ncywgYnkK Pj4+Pj4+Pj4gaW52YWxpZGF0aW5nIGFsbCBleGlzdGluZyBtYXBwaW5ncyBpbiB0aGUga2VybmVs IChib3RoIGttYXBzIGFuZCBpb3JlYW1wcylhbmQKPj4+Pj4+Pj4gaW5zZXJ0IGR1bW15IHplcm8g b3IgfjAgZmlsbGVkIHBhZ2UgaW5zdGVhZC4KPj4+Pj4+Pj4gQWxzbywgSSBhc3N1bWUgZm9yY2Vm dWxseSByZW1hcHBpbmcgdGhlIElPIEJBUiB0byB+MCBmaWxsZWQgcGFnZSB3b3VsZCBpbnZvbHZl Cj4+Pj4+Pj4+IGlvcmVtYXAgQVBJIGFuZCBpdCdzIG5vdCBzb21ldGhpbmcgdGhhdCBJIHRoaW5r IGNhbiBiZSBlYXNpbHkgZG9uZSBhY2NvcmRpbmcgdG8KPj4+Pj4+Pj4gYW0gYW5zd2VyIGkgZ290 IHRvIGEgcmVsYXRlZCB0b3BpYyBhIGZldyB3ZWVrcyBhZ28KPj4+Pj4+Pj4gaHR0cHM6Ly9uYW0x MS5zYWZlbGlua3MucHJvdGVjdGlvbi5vdXRsb29rLmNvbS8/dXJsPWh0dHBzJTNBJTJGJTJGd3d3 LnNwaW5pY3MubmV0JTJGbGlzdHMlMkZsaW51eC1wY2klMkZtc2cxMDMzOTYuaHRtbCZhbXA7ZGF0 YT0wNCU3QzAxJTdDQW5kcmV5Lkdyb2R6b3Zza3klNDBhbWQuY29tJTdDOWQxYmRmNGNlZTUwNGNk NzFiNDkwOGQ4Y2M0ZGYzMTAlN0MzZGQ4OTYxZmU0ODg0ZTYwOGUxMWE4MmQ5OTRlMTgzZCU3QzAl N0MwJTdDNjM3NDgzOTgyNDU0NjA4MjQ5JTdDVW5rbm93biU3Q1RXRnBiR1pzYjNkOGV5SldJam9p TUM0d0xqQXdNREFpTENKUUlqb2lWMmx1TXpJaUxDSkJUaUk2SWsxaGFXd2lMQ0pYVkNJNk1uMCUz RCU3QzEwMDAmYW1wO3NkYXRhPUFudyUyQk93SiUyQjV0dmpXM3Rta1ZOZHoxMyUyQloxOHZkcGZP TFdxc1VaTDdEMkklM0QmYW1wO3Jlc2VydmVkPTAgKHRoYXQgd2FzIHRoZSBvbmx5IHJlcGx5Cj4+ Pj4+Pj4+IGkgZ290KQo+Pj4+Pj4+IG1taW90cmFjZSBjYW4sIGJ1dCBvbmx5IGZvciBkZWJ1Zywg YW5kIG9ubHkgb24geDg2IHBsYXRmb3JtczoKPj4+Pj4+Pgo+Pj4+Pj4+IGh0dHBzOi8vbmFtMTEu c2FmZWxpbmtzLnByb3RlY3Rpb24ub3V0bG9vay5jb20vP3VybD1odHRwcyUzQSUyRiUyRnd3dy5r ZXJuZWwub3JnJTJGZG9jJTJGaHRtbCUyRmxhdGVzdCUyRnRyYWNlJTJGbW1pb3RyYWNlLmh0bWwm YW1wO2RhdGE9MDQlN0MwMSU3Q0FuZHJleS5Hcm9kem92c2t5JTQwYW1kLmNvbSU3QzlkMWJkZjRj ZWU1MDRjZDcxYjQ5MDhkOGNjNGRmMzEwJTdDM2RkODk2MWZlNDg4NGU2MDhlMTFhODJkOTk0ZTE4 M2QlN0MwJTdDMCU3QzYzNzQ4Mzk4MjQ1NDYwODI0OSU3Q1Vua25vd24lN0NUV0ZwYkdac2IzZDhl eUpXSWpvaU1DNHdMakF3TURBaUxDSlFJam9pVjJsdU16SWlMQ0pCVGlJNklrMWhhV3dpTENKWFZD STZNbjAlM0QlN0MxMDAwJmFtcDtzZGF0YT1XYTdCRk55U1ZRSkx5RDZXWTRwWkhUUDFRZmVad0Q3 RjV5ZEJyWHV4cHBRJTNEJmFtcDtyZXNlcnZlZD0wCj4+Pj4+Pj4KPj4+Pj4+PiBTaG91bGQgYmUg ZmVhc2libGUgKGJ1dCBtYXliZSBub3Qgd29ydGggdGhlIGVmZm9ydCkgdG8gZXh0ZW5kIHRoaXMg dG8KPj4+Pj4+PiBzdXBwb3J0IGZha2UgdW5wbHVnLgo+Pj4+Pj4gTWhtLCBpbnRlcmVzdGluZyBp ZGVhIHlvdSBndXlzIGJyb3VnaHQgdXAgaGVyZS4KPj4+Pj4+Cj4+Pj4+PiBXZSBkb24ndCBuZWVk IGEgcGFnZSBmYXVsdCBmb3IgdGhpcyB0byB3b3JrLCBhbGwgd2UgbmVlZCB0byBkbyBpcyB0byBp bnNlcnQKPj4+Pj4+IGR1bW15IFBURXMgaW50byB0aGUga2VybmVscyBwYWdlIHRhYmxlIGF0IHRo ZSBwbGFjZSB3aGVyZSBwcmV2aW91c2x5IHRoZQo+Pj4+Pj4gTU1JTyBtYXBwaW5nIGhhcyBiZWVu Lgo+Pj4+PiBTaW1wbHkgcHRlIHRyaWNrIGlzbid0IGVub3VnaCwgYmVjYXVzZSB3ZSBuZWVkOgo+ Pj4+PiAtIGRyb3AgYWxsIHdyaXRlcyBzaWxlbnRseQo+Pj4+PiAtIGFsbCByZWFkcyByZXR1cm4g MHhmZgo+Pj4+Pgo+Pj4+PiBwdGVzIGNhbid0IGRvIHRoYXQgdGhlbXNlbHZlcywgd2UgbWluaW1h bGx5IG5lZWQgd3JpdGUgcHJvdGVjdGlvbiBhbmQgdGhlbgo+Pj4+PiBzaWxlbnRseSBwcm9jZWVk IG9uIGVhY2ggd3JpdGUgZmF1bHQgd2l0aG91dCByZXN0YXJ0aW5nIHRoZSBpbnN0cnVjdGlvbi4K Pj4+Pj4gQmV0dGVyIHdvdWxkIGJlIHRvIG9ubHkgY2F0Y2ggcmVhZHMsIGJ1dCB4ODYgZG9lc24n dCBkbyB3cml0ZS1vbmx5IHB0ZQo+Pj4+PiBwZXJtaXNzaW9ucyBhZmFpay4KPj4+PiBZb3UgYXJl IG5vdCB0aGlua2luZyBmYXIgZW5vdWdoIDopCj4+Pj4KPj4+PiBUaGUgZHVtbXkgUFRFIGlzIHBv aW50IHRvIGEgZHVtbXkgTU1JTyBwYWdlIHdoaWNoIGlzIGp1c3QgbmV2ZXIgdXNlZC4KPj4+Pgo+ Pj4+IFRoYXQgaGFzdCB0aGUgZXhhY3Qgc2FtZSBwcm9wZXJ0aWVzIHRoYW4gb3VyIHJlbW92ZWQg TU1JTyBzcGFjZSBqdXN0IGRvZXNuJ3QKPj4+PiBnb2VzIGJhbmFuYXMgd2hlbiBhIG5ldyBkZXZp Y2UgaXMgTU1JTyBtYXBwZWQgaW50byB0aGF0IGFuZCBvdXIgZHJpdmVyIHN0aWxsCj4+Pj4gdHJp ZXMgdG8gd3JpdGUgdGhlcmUuCj4+PiBIbSwgYnV0IHdoZXJlIGRvIHdlIGdldCBzdWNoIGEgImd1 YXJhbnRlZWQgbmV2ZXIgdXNlZCIgbW1pbyBwYWdlIGZyb20/Cj4+IFdlbGwgd2UgaGF2ZSB0b25z IG9mIHVudXNlZCBJTyBzcGFjZSBvbiA2NGJpdCBzeXN0ZW1zIHRoZXNlIGRheXMuCj4+Cj4+IERv ZXNuJ3QgcmVhbGx5IG5lZWRzIHRvIGJlIFBDSWUgYWRkcmVzcyBzcGFjZSwgZG9lc24ndCBpdD8K PiBUaGF0IHNvdW5kcyB2ZXJ5IHRydXN0aW5nIHRvIG1vZGVybiBzeXN0ZW1zIG5vdCBkZWNvZGlu ZyByYW5kb20KPiByYW5nZXMuIEUuZy4gdGhlIHBjaSBjb2RlIHN0b3BwZWQgZXh0ZW5kaW5nIHRo ZSBob3N0IGJyaWRnZSB3aW5kb3dzIG9uCj4gaXRzIG93biwgZW50aXJlbHkgcmVseWluZyBvbiB0 aGUgYWNwaSBwcm92aWRlZCByYW5nZXMsIHRvIGF2b2lkCj4gc3RvbXBpbmcgb24gc3R1ZmYgdGhh dCdzIHRoZSBidXQgbm90IGxpc3RlZCBhbnl3aGVyZS4KPgo+IEkgZ3Vlc3MgaWYgd2UgaGF2ZSBh IHJhbmdlIGJlaGluZCBhIHBjaSBicmlkZ2UsIHdoaWNoIGlzbid0IHVzZWQgYnkKPiBhbnkgZGV2 aWNlLCBidXQgZGVjb2RlZCBieSB0aGUgYnJpZGdlLCB0aGVuIHRoYXQgc2hvdWxkIGJlIHNhZmUK PiBlbm91Z2guIE1heWJlIGNvdWxkIGV2ZW4gaGF2ZSBhbiBvcHRpb24gaW4gdXBzdHJlYW0gdG8g ZG8gdGhhdCBvbgo+IHVucGx1ZywgaWYgYSBjZXJ0YWluIGZsYWcgaXMgc2V0LCBvciBhIGNtZGxp bmUgb3B0aW9uLgo+IC1EYW5pZWwKCgpRdWVzdGlvbiAtIFdoeSBjYW4ndCB3ZSBqdXN0IHNldCB0 aG9zZSBQVEVzIHRvIHBvaW50IHRvIHN5c3RlbSBtZW1vcnkgKGFub3RoZXIgClJPIGR1bW15IHBh Z2UpCmZpbGxlZCB3aXRoIDFzID8KCkFuZHJleQoKCj4KPj4gQ2hyaXN0aWFuLgo+Pgo+Pj4gSXQn cyBhIG5pZnR5IGlkZWEgaW5kZWVkIG90aGVyd2lzZSAuLi4KPj4+IC1EYW5pZWwKPj4+Cj4+Pj4g UmVnYXJkcywKPj4+PiBDaHJpc3RpYW4uCj4+Pj4KPj4+Pgo+Pj4+Pj4+Pj4gQnV0IHVnaCAuLi4K Pj4+Pj4+Pj4+Cj4+Pj4+Pj4+PiBPdG9oIHZhbGlkYXRpbmcgYW4gZW50aXJlIGRyaXZlciBsaWtl IGFtZGdwdSB3aXRob3V0IHN1Y2ggYSB0cmljawo+Pj4+Pj4+Pj4gYWdhaW5zdCAweGZmIHJlYWRz IGlzIHByYWN0aWNhbGx5IGltcG9zc2libGUuIFNvIG1heWJlIHlvdSBuZWVkIHRvIGFkZAo+Pj4+ Pj4+Pj4gdGhpcyBhcyBvbmUgb2YgdGhlIHRhc2tzIGhlcmU/Cj4+Pj4+Pj4+IE9yIEkgY291bGQg anVzdCBmb3IgdmFsaWRhdGlvbiBwdXJwb3NlcyByZXR1cm4gfjAgZnJvbSBhbGwgcmVnIHJlYWRz IGluIHRoZSBjb2RlCj4+Pj4+Pj4+IGFuZCBpZ25vcmUgd3JpdGVzIGlmIGRybV9kZXZfdW5wbHVn Z2VkLCB0aGlzIGNvdWxkIGFscmVhZHkgZWFzaWx5IHZhbGlkYXRlIGEgYmlnCj4+Pj4+Pj4+IHBv cnRpb24gb2YgdGhlIGNvZGUgZmxvdyB1bmRlciBzdWNoIHNjZW5hcmlvLgo+Pj4+Pj4+IEhtIHll YWggaWYgeW91ciByZWFsbHkgd3JhcCB0aGVtIGFsbCwgdGhhdCBzaG91bGQgd29yayB0b28uIFNp bmNlCj4+Pj4+Pj4gaW9tbWFwcGluZ3MgaGF2ZSBfX2lvbWVtIHBvaW50ZXIgdHlwZSwgYXMgbG9u ZyBhcyBhbWRncHUgaXMgc3BhcnNlCj4+Pj4+Pj4gd2FybmluZyBmcmVlLCBzaG91bGQgYmUgZG9h YmxlIHRvIGd1YXJhbnRlZSB0aGlzLgo+Pj4+Pj4gUHJvYmxlbSBpcyB0aGF0IH4wIGlzIG5vdCBh bHdheXMgYSB2YWxpZCByZWdpc3RlciB2YWx1ZS4KPj4+Pj4+Cj4+Pj4+PiBZb3Ugd291bGQgbmVl ZCB0byBhdWRpdCBldmVyeSByZWdpc3RlciByZWFkIHRoYXQgaXQgZG9lc24ndCB1c2UgdGhlIHJl dHVybmVkCj4+Pj4+PiB2YWx1ZSBibGluZGx5IGFzIGluZGV4IG9yIHNpbWlsYXIuIFRoYXQgaXMg cXVpdGUgYSBiaXQgb2Ygd29yay4KPj4+Pj4gWWVhaCB0aGF0J3MgdGhlIGVudGlyZSBjcnV4IGhl cmUgOi0vCj4+Pj4+IC1EYW5pZWwKPgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fXwphbWQtZ2Z4IG1haWxpbmcgbGlzdAphbWQtZ2Z4QGxpc3RzLmZyZWVkZXNr dG9wLm9yZwpodHRwczovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2Ft ZC1nZngK 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,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, MSGID_FROM_MTA_HEADER,NICE_REPLY_A,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, 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 BCAF1C433E6 for ; Mon, 8 Feb 2021 22:16:07 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 5483264E8F for ; Mon, 8 Feb 2021 22:16:07 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 5483264E8F Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=amd.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=dri-devel-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 65EE66EA0D; Mon, 8 Feb 2021 22:16:06 +0000 (UTC) Received: from NAM12-DM6-obe.outbound.protection.outlook.com (mail-dm6nam12on2085.outbound.protection.outlook.com [40.107.243.85]) by gabe.freedesktop.org (Postfix) with ESMTPS id 3ABCB6EA0C; Mon, 8 Feb 2021 22:16:05 +0000 (UTC) ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=UKrDDhBZcTK7H8XmF0qw0brtHuPiqktdckkRRi+sbXrW6EpXYZgysJmD/BWUwKbriGT/4wRG9mdehd/zKoGszbFRpVzM8wpuPU+1fg/aJIz9TgYUSk/g1uV75wOZOQh4QKiBzI58+grqT3G9Epb3PK6I/uqgXKk+VtK0klz98uQ2NHdUoNEfBcDzXnmE8HFCENlorKF9RgWOIJWw5nVHl0KHxGcaSrn7psMtZtRsRbyNcKUZOATWLxTftocycOdbdfmGfeBdSh76y4jz7D6iPSaHVGqu6xdiSEtAodfmwqUKq6pXtdlbVZ6QhkvNXmI93fi2XKOqdXZTSkD2r6ZdOw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector9901; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=8Gy5udXJD46IA8gHlPPSroT/AN4kcBJrLGjAsaOA/+Y=; b=oC7w1olRORI7JWbhft/OAnlltG7xfUTBZZLRbjECVyjcmTSpgANzZMGGQlQf9Uy5ROiva3tPoXyLs/N0Sp330mL/rgZRuO0Qmz1Ze1rDfhWCAG5JAeyH1ChXV6w0rx2Q5YlWMo0GlFs2rRTmtvnaFN9Z3FLpJS8JEEiIefbmZDSgeHieQHDsj+fLUyfSmPXR+EWPE05+ras8rotH7pFE+3NrcaYVKz7mnQ+3VN49TrEXUkb3hh3CMXqE3hp/Kp2/hG5/PZB3elpM+HtcjIiAb5RuX/tvPAJ4BF++xBn1rr5wsDo5hpyHCsoOAAOKobyoZHoet4d2Zw0ZXiZxMwWgdA== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=amd.com; dmarc=pass action=none header.from=amd.com; dkim=pass header.d=amd.com; arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=amd.com; s=selector1; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=8Gy5udXJD46IA8gHlPPSroT/AN4kcBJrLGjAsaOA/+Y=; b=Ys06p30bK7ujK0OgaPJAp13c0UxjgzBFFKuChCVRyAq0BcY+dWdRn2/mgT8NKxzVWotnnRB5iNmsylR5fuvQexC74Npr0tlXTSsrSdnLZryFeCGYK7pSGbntyOuIkUBfYsvj+oiUE6TE6aHXSvJlV0rjgkCvD7nIRDFTYM0hFwo= Authentication-Results: gmail.com; dkim=none (message not signed) header.d=none;gmail.com; dmarc=none action=none header.from=amd.com; Received: from SN6PR12MB4623.namprd12.prod.outlook.com (2603:10b6:805:e9::17) by SN1PR12MB2349.namprd12.prod.outlook.com (2603:10b6:802:2a::13) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3825.30; Mon, 8 Feb 2021 22:16:01 +0000 Received: from SN6PR12MB4623.namprd12.prod.outlook.com ([fe80::41b1:11f5:fd1e:fc5f]) by SN6PR12MB4623.namprd12.prod.outlook.com ([fe80::41b1:11f5:fd1e:fc5f%5]) with mapi id 15.20.3825.030; Mon, 8 Feb 2021 22:16:01 +0000 Subject: Re: [PATCH v4 11/14] drm/amdgpu: Guard against write accesses after device removal To: Daniel Vetter , =?UTF-8?Q?Christian_K=c3=b6nig?= References: <07dceec0-0be9-1531-0357-353f04d1cb2b@amd.com> <69f036e2-f102-8233-37f6-5254a484bf97@amd.com> <0b502043-5a66-dcd5-53f9-5c190f22dc46@gmail.com> <78e4705d-c55f-6c68-d0f9-b1939b636121@amd.com> <8fbeee95-b365-7f68-1e0b-1d42eb0dea70@amd.com> <6c639669-b78d-b6a3-71b9-d546ca34121b@gmail.com> <90eb7a73-1981-6d20-a83d-1690321212c7@amd.com> From: Andrey Grodzovsky Message-ID: Date: Mon, 8 Feb 2021 17:15:58 -0500 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 In-Reply-To: Content-Language: en-US X-Originating-IP: [2607:fea8:3edf:49b0:407a:7c93:58dc:3018] X-ClientProxiedBy: YT1PR01CA0127.CANPRD01.PROD.OUTLOOK.COM (2603:10b6:b01:2f::6) To SN6PR12MB4623.namprd12.prod.outlook.com (2603:10b6:805:e9::17) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from [IPv6:2607:fea8:3edf:49b0:407a:7c93:58dc:3018] (2607:fea8:3edf:49b0:407a:7c93:58dc:3018) by YT1PR01CA0127.CANPRD01.PROD.OUTLOOK.COM (2603:10b6:b01:2f::6) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3825.17 via Frontend Transport; Mon, 8 Feb 2021 22:16:00 +0000 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-HT: Tenant X-MS-Office365-Filtering-Correlation-Id: cce074cf-2a89-4440-ce44-08d8cc7f1e3b X-MS-TrafficTypeDiagnostic: SN1PR12MB2349: X-MS-Exchange-Transport-Forked: True X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:9508; X-MS-Exchange-SenderADCheck: 1 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:255.255.255.255; CTRY:; LANG:en; SCL:1; SRV:; IPV:NLI; SFV:NSPM; H:SN6PR12MB4623.namprd12.prod.outlook.com; PTR:; CAT:NONE; SFS:(4636009)(136003)(366004)(376002)(39860400002)(346002)(396003)(966005)(16526019)(6486002)(316002)(2906002)(54906003)(45080400002)(53546011)(186003)(110136005)(8676002)(36756003)(6636002)(478600001)(31686004)(86362001)(66556008)(8936002)(5660300002)(31696002)(83380400001)(66574015)(4326008)(66946007)(66476007)(52116002)(2616005)(43740500002)(45980500001); DIR:OUT; SFP:1101; X-MS-Exchange-AntiSpam-MessageData: =?utf-8?B?dnBGY0xWajVRTHF3UDNlUXpkUTNLOTRpR1BBWFBXMVVIbjAreHBoRWNhOUxZ?= =?utf-8?B?UlpsR0RhNDZWdmNjcmhxU2Z3akQ4MUhESkIwNHdMU09sakdaV2hPREdXUk9o?= =?utf-8?B?MW5jSzloZkZwOHk3aTg3ZkRtTTltUFl4bVYzRnlZMElmZkFqd0RaVWJKQXRy?= =?utf-8?B?Z2U5bkVLRXkxVTlJQ1dycEhRa2V5VStpLzBSOGMrZXhLT1F4a1JuWml2Nzc5?= =?utf-8?B?cVV3R1ZKcDUxY1liVEdFdzg0MHFIV1U3OGlYcTZpbkd5YTJTeWJjcFQ3T204?= =?utf-8?B?Q1IvYW5mNEJzZVI5R3pxZHJ0OUFvRU1GdVhtU2FhTlRQYm9qS2J6NVdnOFBT?= =?utf-8?B?and2eDlvMEw2YlZrTWZIZG8yaktsb2FFRy9xM1AvWTE0OGlocHJPYUxNUStr?= =?utf-8?B?TjFkTUoveE5KTnZvNHQ4K1Z6VlN4UjFLWUxybXpsbXd1OWx6aWJZTjB0Tm5o?= =?utf-8?B?THhtRDJNVzJDYVFmdGNtWXl3OTlTUm9wL3o1cUhJSlhIN3VkSWRBaTNXT3FU?= =?utf-8?B?ZXZpTW43NVMxcytybTdSRHpOcGdMRzFYZUc4ZXA4RU1Fa2d0OWc5V21JNktC?= =?utf-8?B?bm91Ujd2VW5iVDJ4dUVwVlpXWVhuVk1abjY0VFNEa0wxS3dYbE9MdXdRUDJh?= =?utf-8?B?cnFQU3I1VTVucURKOFJPM2ozc2w0eGRocVcwTUJsOEJPRlBVbG9lNFFEeUln?= =?utf-8?B?UFJNenpodCtaaWIxTTN3MW91ZnNoaWZkSWE3WFBqVEd4WkRTZzVOUEZFUUNH?= =?utf-8?B?ZHpRajZic3U4NXp3dlRUZWlOTmhCcDdEb0VRaWFZOFcydllabURVMTZQT3pK?= =?utf-8?B?SWt3QmQwMHNlNUxubmVRbHB5SjFQTnRuaURxdnhjM2ZMU3NLUFR4ckpFVys1?= =?utf-8?B?eWRydnpsRlJsYm5ydlF5ekk1MmZaNHh0a0dnOThPZXE1eGIvcFpPUEFLbE9u?= =?utf-8?B?U2xGeGdjdUJYMnR4TVlpVC91VWJiUmNSY2R1R0FYdXlORHFGbVYyY3NuTDRW?= =?utf-8?B?UEFJK2pzSC9NNUQ0a2kxUjJIb0xIdmY2SnVnRDdnbTNaclhoRld0WUVTZ3BO?= =?utf-8?B?NUhoYTlxM2VveXM4TlZCVzV1Q0VReXZDaWVlK29pSXNCdXI5RnlVR25CS2Rs?= =?utf-8?B?RndMK21LWnlTN0RJZHQrNnowT1Q1eHJ4YkZlcXVrVlkrTk9kUnByRjVNcWM5?= =?utf-8?B?ODFXaEZLUVBCdjVkaVlKekFWRFFUWFRxazlNdy94a0JrTGhoUEFWZnlvYlFW?= =?utf-8?B?djBzWWF4STdjY2VTdkl4QmNmR0xPclRwUmNoNmxyN29wSHdWYXUyeUIrVWVs?= =?utf-8?B?ampzZE9HL2F4OHFEc1FDeWFYc1A4aFRuODlob2tFN0hLU20rSUwwWkFUaVpl?= =?utf-8?B?RVI1QStFM0ZueHFjL3c2NlBXMUdHTmI3Y0ZULzJ6RzNBR09MNm4yU1ZkZ2pP?= =?utf-8?B?THBGOUExdFFkdmpoN2REbDVsN0lnaGNkdmh6UjVSVmNBSkVsLy9yOFlyYXlF?= =?utf-8?B?TTZpMlJWc1k0R293eDdHRWVYMEc0ZkFYN1VJNHI0dVRJUFE2dTZtM2hRd083?= =?utf-8?B?eDFBWlFuTW5KMDdUTndQTFRrdUoxUm1kQXhXSGxGbW9TKzRhaElOc1JzTTZH?= =?utf-8?B?eXhkOXBOUkJ6NnNSYk41djVNRzQ3OGg2T2tsYU9KK0dSMVUzclprL0J5N01Z?= =?utf-8?B?NEhucXZLVytJZDJiRklpMlRqaHp6aFMxSHJEU3lxTklTWnFITG5zYUhRWjh6?= =?utf-8?B?cmh6TExaOElnSHJZNXRCSGVqbmo0U0JNblNpUXpBYjlvN2dRVFAxRUtKOWcv?= =?utf-8?B?NEJIUzJMRDZHVTBDZmd5Ni8vdDkyYlFMSFNHK05xTXVMR2ZUcDY3bURHNEk5?= =?utf-8?Q?l2e2wSpXL+dNv?= X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-Network-Message-Id: cce074cf-2a89-4440-ce44-08d8cc7f1e3b X-MS-Exchange-CrossTenant-AuthSource: SN6PR12MB4623.namprd12.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 08 Feb 2021 22:16:01.4733 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 3dd8961f-e488-4e60-8e11-a82d994e183d X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: +EyGqGHwXS/998jYdb80+14mBx78xjRHAJRrZpPjN7Z6QdvLtKWWN4252TlAAikKqdSNQ/ZKA8v3fLtvCKjMaA== X-MS-Exchange-Transport-CrossTenantHeadersStamped: SN1PR12MB2349 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Greg KH , amd-gfx list , dri-devel , Alex Deucher , Qiang Yu Content-Transfer-Encoding: base64 Content-Type: text/plain; charset="utf-8"; Format="flowed" Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Ck9uIDIvOC8yMSAxMToyMyBBTSwgRGFuaWVsIFZldHRlciB3cm90ZToKPiBPbiBNb24sIEZlYiA4 LCAyMDIxIGF0IDM6MDAgUE0gQ2hyaXN0aWFuIEvDtm5pZyA8Y2hyaXN0aWFuLmtvZW5pZ0BhbWQu Y29tPiB3cm90ZToKPj4gQW0gMDguMDIuMjEgdW0gMTE6MTEgc2NocmllYiBEYW5pZWwgVmV0dGVy Ogo+Pj4gT24gTW9uLCBGZWIgMDgsIDIwMjEgYXQgMTE6MDM6MTVBTSArMDEwMCwgQ2hyaXN0aWFu IEvDtm5pZyB3cm90ZToKPj4+PiBBbSAwOC4wMi4yMSB1bSAxMDo0OCBzY2hyaWViIERhbmllbCBW ZXR0ZXI6Cj4+Pj4+IE9uIE1vbiwgRmViIDA4LCAyMDIxIGF0IDEwOjM3OjE5QU0gKzAxMDAsIENo cmlzdGlhbiBLw7ZuaWcgd3JvdGU6Cj4+Pj4+PiBBbSAwNy4wMi4yMSB1bSAyMjo1MCBzY2hyaWVi IERhbmllbCBWZXR0ZXI6Cj4+Pj4+Pj4gW1NOSVBdCj4+Pj4+Pj4+IENsYXJpZmljYXRpb24gLSBh cyBmYXIgYXMgSSBrbm93IHRoZXJlIGFyZSBubyBwYWdlIGZhdWx0IGhhbmRsZXJzIGZvciBrZXJu ZWwKPj4+Pj4+Pj4gbWFwcGluZ3MuIEFuZCB3ZSBhcmUgdGFsa2luZyBhYm91dCBrZXJuZWwgbWFw cGluZ3MgaGVyZSwgcmlnaHQgPyAgSWYgdGhlcmUgd2VyZQo+Pj4+Pj4+PiBJIGNvdWxkIHNvbHZl IGFsbCB0aG9zZSBpc3N1ZXMgdGhlIHNhbWUgYXMgSSBkbyBmb3IgdXNlciBtYXBwaW5ncywgYnkK Pj4+Pj4+Pj4gaW52YWxpZGF0aW5nIGFsbCBleGlzdGluZyBtYXBwaW5ncyBpbiB0aGUga2VybmVs IChib3RoIGttYXBzIGFuZCBpb3JlYW1wcylhbmQKPj4+Pj4+Pj4gaW5zZXJ0IGR1bW15IHplcm8g b3IgfjAgZmlsbGVkIHBhZ2UgaW5zdGVhZC4KPj4+Pj4+Pj4gQWxzbywgSSBhc3N1bWUgZm9yY2Vm dWxseSByZW1hcHBpbmcgdGhlIElPIEJBUiB0byB+MCBmaWxsZWQgcGFnZSB3b3VsZCBpbnZvbHZl Cj4+Pj4+Pj4+IGlvcmVtYXAgQVBJIGFuZCBpdCdzIG5vdCBzb21ldGhpbmcgdGhhdCBJIHRoaW5r IGNhbiBiZSBlYXNpbHkgZG9uZSBhY2NvcmRpbmcgdG8KPj4+Pj4+Pj4gYW0gYW5zd2VyIGkgZ290 IHRvIGEgcmVsYXRlZCB0b3BpYyBhIGZldyB3ZWVrcyBhZ28KPj4+Pj4+Pj4gaHR0cHM6Ly9uYW0x MS5zYWZlbGlua3MucHJvdGVjdGlvbi5vdXRsb29rLmNvbS8/dXJsPWh0dHBzJTNBJTJGJTJGd3d3 LnNwaW5pY3MubmV0JTJGbGlzdHMlMkZsaW51eC1wY2klMkZtc2cxMDMzOTYuaHRtbCZhbXA7ZGF0 YT0wNCU3QzAxJTdDQW5kcmV5Lkdyb2R6b3Zza3klNDBhbWQuY29tJTdDOWQxYmRmNGNlZTUwNGNk NzFiNDkwOGQ4Y2M0ZGYzMTAlN0MzZGQ4OTYxZmU0ODg0ZTYwOGUxMWE4MmQ5OTRlMTgzZCU3QzAl N0MwJTdDNjM3NDgzOTgyNDU0NjA4MjQ5JTdDVW5rbm93biU3Q1RXRnBiR1pzYjNkOGV5SldJam9p TUM0d0xqQXdNREFpTENKUUlqb2lWMmx1TXpJaUxDSkJUaUk2SWsxaGFXd2lMQ0pYVkNJNk1uMCUz RCU3QzEwMDAmYW1wO3NkYXRhPUFudyUyQk93SiUyQjV0dmpXM3Rta1ZOZHoxMyUyQloxOHZkcGZP TFdxc1VaTDdEMkklM0QmYW1wO3Jlc2VydmVkPTAgKHRoYXQgd2FzIHRoZSBvbmx5IHJlcGx5Cj4+ Pj4+Pj4+IGkgZ290KQo+Pj4+Pj4+IG1taW90cmFjZSBjYW4sIGJ1dCBvbmx5IGZvciBkZWJ1Zywg YW5kIG9ubHkgb24geDg2IHBsYXRmb3JtczoKPj4+Pj4+Pgo+Pj4+Pj4+IGh0dHBzOi8vbmFtMTEu c2FmZWxpbmtzLnByb3RlY3Rpb24ub3V0bG9vay5jb20vP3VybD1odHRwcyUzQSUyRiUyRnd3dy5r ZXJuZWwub3JnJTJGZG9jJTJGaHRtbCUyRmxhdGVzdCUyRnRyYWNlJTJGbW1pb3RyYWNlLmh0bWwm YW1wO2RhdGE9MDQlN0MwMSU3Q0FuZHJleS5Hcm9kem92c2t5JTQwYW1kLmNvbSU3QzlkMWJkZjRj ZWU1MDRjZDcxYjQ5MDhkOGNjNGRmMzEwJTdDM2RkODk2MWZlNDg4NGU2MDhlMTFhODJkOTk0ZTE4 M2QlN0MwJTdDMCU3QzYzNzQ4Mzk4MjQ1NDYwODI0OSU3Q1Vua25vd24lN0NUV0ZwYkdac2IzZDhl eUpXSWpvaU1DNHdMakF3TURBaUxDSlFJam9pVjJsdU16SWlMQ0pCVGlJNklrMWhhV3dpTENKWFZD STZNbjAlM0QlN0MxMDAwJmFtcDtzZGF0YT1XYTdCRk55U1ZRSkx5RDZXWTRwWkhUUDFRZmVad0Q3 RjV5ZEJyWHV4cHBRJTNEJmFtcDtyZXNlcnZlZD0wCj4+Pj4+Pj4KPj4+Pj4+PiBTaG91bGQgYmUg ZmVhc2libGUgKGJ1dCBtYXliZSBub3Qgd29ydGggdGhlIGVmZm9ydCkgdG8gZXh0ZW5kIHRoaXMg dG8KPj4+Pj4+PiBzdXBwb3J0IGZha2UgdW5wbHVnLgo+Pj4+Pj4gTWhtLCBpbnRlcmVzdGluZyBp ZGVhIHlvdSBndXlzIGJyb3VnaHQgdXAgaGVyZS4KPj4+Pj4+Cj4+Pj4+PiBXZSBkb24ndCBuZWVk IGEgcGFnZSBmYXVsdCBmb3IgdGhpcyB0byB3b3JrLCBhbGwgd2UgbmVlZCB0byBkbyBpcyB0byBp bnNlcnQKPj4+Pj4+IGR1bW15IFBURXMgaW50byB0aGUga2VybmVscyBwYWdlIHRhYmxlIGF0IHRo ZSBwbGFjZSB3aGVyZSBwcmV2aW91c2x5IHRoZQo+Pj4+Pj4gTU1JTyBtYXBwaW5nIGhhcyBiZWVu Lgo+Pj4+PiBTaW1wbHkgcHRlIHRyaWNrIGlzbid0IGVub3VnaCwgYmVjYXVzZSB3ZSBuZWVkOgo+ Pj4+PiAtIGRyb3AgYWxsIHdyaXRlcyBzaWxlbnRseQo+Pj4+PiAtIGFsbCByZWFkcyByZXR1cm4g MHhmZgo+Pj4+Pgo+Pj4+PiBwdGVzIGNhbid0IGRvIHRoYXQgdGhlbXNlbHZlcywgd2UgbWluaW1h bGx5IG5lZWQgd3JpdGUgcHJvdGVjdGlvbiBhbmQgdGhlbgo+Pj4+PiBzaWxlbnRseSBwcm9jZWVk IG9uIGVhY2ggd3JpdGUgZmF1bHQgd2l0aG91dCByZXN0YXJ0aW5nIHRoZSBpbnN0cnVjdGlvbi4K Pj4+Pj4gQmV0dGVyIHdvdWxkIGJlIHRvIG9ubHkgY2F0Y2ggcmVhZHMsIGJ1dCB4ODYgZG9lc24n dCBkbyB3cml0ZS1vbmx5IHB0ZQo+Pj4+PiBwZXJtaXNzaW9ucyBhZmFpay4KPj4+PiBZb3UgYXJl IG5vdCB0aGlua2luZyBmYXIgZW5vdWdoIDopCj4+Pj4KPj4+PiBUaGUgZHVtbXkgUFRFIGlzIHBv aW50IHRvIGEgZHVtbXkgTU1JTyBwYWdlIHdoaWNoIGlzIGp1c3QgbmV2ZXIgdXNlZC4KPj4+Pgo+ Pj4+IFRoYXQgaGFzdCB0aGUgZXhhY3Qgc2FtZSBwcm9wZXJ0aWVzIHRoYW4gb3VyIHJlbW92ZWQg TU1JTyBzcGFjZSBqdXN0IGRvZXNuJ3QKPj4+PiBnb2VzIGJhbmFuYXMgd2hlbiBhIG5ldyBkZXZp Y2UgaXMgTU1JTyBtYXBwZWQgaW50byB0aGF0IGFuZCBvdXIgZHJpdmVyIHN0aWxsCj4+Pj4gdHJp ZXMgdG8gd3JpdGUgdGhlcmUuCj4+PiBIbSwgYnV0IHdoZXJlIGRvIHdlIGdldCBzdWNoIGEgImd1 YXJhbnRlZWQgbmV2ZXIgdXNlZCIgbW1pbyBwYWdlIGZyb20/Cj4+IFdlbGwgd2UgaGF2ZSB0b25z IG9mIHVudXNlZCBJTyBzcGFjZSBvbiA2NGJpdCBzeXN0ZW1zIHRoZXNlIGRheXMuCj4+Cj4+IERv ZXNuJ3QgcmVhbGx5IG5lZWRzIHRvIGJlIFBDSWUgYWRkcmVzcyBzcGFjZSwgZG9lc24ndCBpdD8K PiBUaGF0IHNvdW5kcyB2ZXJ5IHRydXN0aW5nIHRvIG1vZGVybiBzeXN0ZW1zIG5vdCBkZWNvZGlu ZyByYW5kb20KPiByYW5nZXMuIEUuZy4gdGhlIHBjaSBjb2RlIHN0b3BwZWQgZXh0ZW5kaW5nIHRo ZSBob3N0IGJyaWRnZSB3aW5kb3dzIG9uCj4gaXRzIG93biwgZW50aXJlbHkgcmVseWluZyBvbiB0 aGUgYWNwaSBwcm92aWRlZCByYW5nZXMsIHRvIGF2b2lkCj4gc3RvbXBpbmcgb24gc3R1ZmYgdGhh dCdzIHRoZSBidXQgbm90IGxpc3RlZCBhbnl3aGVyZS4KPgo+IEkgZ3Vlc3MgaWYgd2UgaGF2ZSBh IHJhbmdlIGJlaGluZCBhIHBjaSBicmlkZ2UsIHdoaWNoIGlzbid0IHVzZWQgYnkKPiBhbnkgZGV2 aWNlLCBidXQgZGVjb2RlZCBieSB0aGUgYnJpZGdlLCB0aGVuIHRoYXQgc2hvdWxkIGJlIHNhZmUK PiBlbm91Z2guIE1heWJlIGNvdWxkIGV2ZW4gaGF2ZSBhbiBvcHRpb24gaW4gdXBzdHJlYW0gdG8g ZG8gdGhhdCBvbgo+IHVucGx1ZywgaWYgYSBjZXJ0YWluIGZsYWcgaXMgc2V0LCBvciBhIGNtZGxp bmUgb3B0aW9uLgo+IC1EYW5pZWwKCgpRdWVzdGlvbiAtIFdoeSBjYW4ndCB3ZSBqdXN0IHNldCB0 aG9zZSBQVEVzIHRvIHBvaW50IHRvIHN5c3RlbSBtZW1vcnkgKGFub3RoZXIgClJPIGR1bW15IHBh Z2UpCmZpbGxlZCB3aXRoIDFzID8KCkFuZHJleQoKCj4KPj4gQ2hyaXN0aWFuLgo+Pgo+Pj4gSXQn cyBhIG5pZnR5IGlkZWEgaW5kZWVkIG90aGVyd2lzZSAuLi4KPj4+IC1EYW5pZWwKPj4+Cj4+Pj4g UmVnYXJkcywKPj4+PiBDaHJpc3RpYW4uCj4+Pj4KPj4+Pgo+Pj4+Pj4+Pj4gQnV0IHVnaCAuLi4K Pj4+Pj4+Pj4+Cj4+Pj4+Pj4+PiBPdG9oIHZhbGlkYXRpbmcgYW4gZW50aXJlIGRyaXZlciBsaWtl IGFtZGdwdSB3aXRob3V0IHN1Y2ggYSB0cmljawo+Pj4+Pj4+Pj4gYWdhaW5zdCAweGZmIHJlYWRz IGlzIHByYWN0aWNhbGx5IGltcG9zc2libGUuIFNvIG1heWJlIHlvdSBuZWVkIHRvIGFkZAo+Pj4+ Pj4+Pj4gdGhpcyBhcyBvbmUgb2YgdGhlIHRhc2tzIGhlcmU/Cj4+Pj4+Pj4+IE9yIEkgY291bGQg anVzdCBmb3IgdmFsaWRhdGlvbiBwdXJwb3NlcyByZXR1cm4gfjAgZnJvbSBhbGwgcmVnIHJlYWRz IGluIHRoZSBjb2RlCj4+Pj4+Pj4+IGFuZCBpZ25vcmUgd3JpdGVzIGlmIGRybV9kZXZfdW5wbHVn Z2VkLCB0aGlzIGNvdWxkIGFscmVhZHkgZWFzaWx5IHZhbGlkYXRlIGEgYmlnCj4+Pj4+Pj4+IHBv cnRpb24gb2YgdGhlIGNvZGUgZmxvdyB1bmRlciBzdWNoIHNjZW5hcmlvLgo+Pj4+Pj4+IEhtIHll YWggaWYgeW91ciByZWFsbHkgd3JhcCB0aGVtIGFsbCwgdGhhdCBzaG91bGQgd29yayB0b28uIFNp bmNlCj4+Pj4+Pj4gaW9tbWFwcGluZ3MgaGF2ZSBfX2lvbWVtIHBvaW50ZXIgdHlwZSwgYXMgbG9u ZyBhcyBhbWRncHUgaXMgc3BhcnNlCj4+Pj4+Pj4gd2FybmluZyBmcmVlLCBzaG91bGQgYmUgZG9h YmxlIHRvIGd1YXJhbnRlZSB0aGlzLgo+Pj4+Pj4gUHJvYmxlbSBpcyB0aGF0IH4wIGlzIG5vdCBh bHdheXMgYSB2YWxpZCByZWdpc3RlciB2YWx1ZS4KPj4+Pj4+Cj4+Pj4+PiBZb3Ugd291bGQgbmVl ZCB0byBhdWRpdCBldmVyeSByZWdpc3RlciByZWFkIHRoYXQgaXQgZG9lc24ndCB1c2UgdGhlIHJl dHVybmVkCj4+Pj4+PiB2YWx1ZSBibGluZGx5IGFzIGluZGV4IG9yIHNpbWlsYXIuIFRoYXQgaXMg cXVpdGUgYSBiaXQgb2Ygd29yay4KPj4+Pj4gWWVhaCB0aGF0J3MgdGhlIGVudGlyZSBjcnV4IGhl cmUgOi0vCj4+Pj4+IC1EYW5pZWwKPgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fXwpkcmktZGV2ZWwgbWFpbGluZyBsaXN0CmRyaS1kZXZlbEBsaXN0cy5mcmVl ZGVza3RvcC5vcmcKaHR0cHM6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5m by9kcmktZGV2ZWwK