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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (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 2F9A8C4706C for ; Tue, 16 Jan 2024 12:32:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:In-Reply-To:References: Message-ID:Subject:Cc:To:From:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=BwdiIAjqLtmrT9S3cWd9fOmXPAkm7WZB0LqmffHlCdY=; b=I9g0A8AyNqN9kA 7vsJhQd3KIF4TtOVG5xzrrJNJYMEEfG9jlinb0pzQdGftipNYY1aRwsvr1K9xWd9v/gYkxwV/C/lU sqpmHy9R1Ekax7gO0q14jghvwIedn81va3Yfv8UYx4bblLfHWdvkvBc4hON1A//axyZ1VOe9kzimI /T3jGQkfsL1DEvwdxSVEZ3j64vYOcWjuENgZECtpjk3JQ9g3XMvo/6A3uYTFUVJDF9p8dxVdcBJHi U+sbXp/Vrf2wDDlEyt2v7/Po2WIp+wS3u2h+TtFJTcN0FxbBd1E+1yzrqThTCLElLJeaeo3S/rUbS a3ubeexQIQmBQ72fV0LA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1rPibg-00C4wf-04; Tue, 16 Jan 2024 12:31:52 +0000 Received: from mail-bn7nam10on20601.outbound.protection.outlook.com ([2a01:111:f403:2009::601] helo=NAM10-BN7-obe.outbound.protection.outlook.com) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1rPibc-00C4tf-13; Tue, 16 Jan 2024 12:31:50 +0000 ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=YBDU7Iuo3pkIVqOgqdgFO7n0v/JSP+1lCg/rsCJG9Urpa+Sw29ztX2hjL78EHEhTJypr1WIlOb/mOgg4Wxqphr0oK2IFLHLgkKfk8axfx0ZLetH9EpygkC5P8J1fvyX1gecHM1PVxgi+JNfRYaqLbTdZZIyz+QopXZH6ABw1VHBZquaCuyHKXbFfZIJFQfRzogyHrPwBNlb5L9gae1cOMOKLT9EUSQNxa9CWTZilHgCl6De6VOfMWoe64nYBigawp7mfrlZ5MQGJr3jcTn79I4DywQs7WQJg05yHgAl2geBtQJgh+nqGlT2m/UJSKetzqUEe6MPpw+7mg8zEP8mlrA== 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-AntiSpam-MessageData-ChunkCount:X-MS-Exchange-AntiSpam-MessageData-0:X-MS-Exchange-AntiSpam-MessageData-1; bh=Ou69qmu5MyFdSzUksBk0UioIF8NrI2EuIjJPhw39MO8=; b=FSYsdD9F7Jy3ZSeAQGZQHxURC5IDoWB2nofreQDX4FLkxXQJEz5OKKK/1J8s8H2JtUdWcYiwmECGe87d6s+FIGp40G2kY8YThlw5tnhiqJkPm10pTjIhE5/1ruoZcyOWXoEkBOPSWWNOzHJ8cFmWcah0qT/LjcqISIXcDWDbE9XM91bJZbuvwpvdS8Y86Yd+a3LjGgcom4Xw2kErqipPu7p1QOEar5YT08z565msJ0LLMQGrVUxizOr+sFQlsBl0QG+Q6MEdeE5g22CWDgDLnt2wZdM3qAwqNEEVPCQFJ0rSqfK3aiR/1aQ41pC1IM8hTzPSYv76pyKIjwt3IcMrMA== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=nvidia.com; dmarc=pass action=none header.from=nvidia.com; dkim=pass header.d=nvidia.com; arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=Nvidia.com; s=selector2; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=Ou69qmu5MyFdSzUksBk0UioIF8NrI2EuIjJPhw39MO8=; b=oLsDTSbx5nU4UkKtJrtSM1ihw4jYLk53xAhWHdqTCptwADWLeN0ztN5IR4vGp948lLEcYwOCjBI25+UPGbVW8W1ZozxgNQ36MqpG0h2wKLgJfcF4wBmclYQZmu4fZwJL0WEiO0qmv6U6K+hCLnrD7htTOb0UGSIVznOI8VxBnF2JhzDYsmXul99yFNhdQp6vhtjX3SN4BUG/P+TA51BWqSeYbqWRER6AgShkEXBfCvVKpTtY03PJoRTpO+sftERkrUZaA+5lBXVNA6AgWqwQFPtymMsiliZQ8Cqh4i2J3UTZu1xp16nJ9rwfQsgN2q1VFqyZV0mAFdzM8km0R1Oeaw== Authentication-Results: dkim=none (message not signed) header.d=none;dmarc=none action=none header.from=nvidia.com; Received: from LV2PR12MB5869.namprd12.prod.outlook.com (2603:10b6:408:176::16) by LV8PR12MB9112.namprd12.prod.outlook.com (2603:10b6:408:184::17) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.7159.23; Tue, 16 Jan 2024 12:31:40 +0000 Received: from LV2PR12MB5869.namprd12.prod.outlook.com ([fe80::96dd:1160:6472:9873]) by LV2PR12MB5869.namprd12.prod.outlook.com ([fe80::96dd:1160:6472:9873%6]) with mapi id 15.20.7181.020; Tue, 16 Jan 2024 12:31:39 +0000 Date: Tue, 16 Jan 2024 08:31:38 -0400 From: Jason Gunthorpe To: Christophe Leroy Cc: "peterx@redhat.com" , "linux-mm@kvack.org" , "linux-kernel@vger.kernel.org" , James Houghton , David Hildenbrand , "Kirill A . Shutemov" , Yang Shi , "linux-riscv@lists.infradead.org" , Andrew Morton , "Aneesh Kumar K . V" , Rik van Riel , Andrea Arcangeli , Axel Rasmussen , Mike Rapoport , John Hubbard , Vlastimil Babka , Michael Ellerman , Andrew Jones , "linuxppc-dev@lists.ozlabs.org" , Mike Kravetz , Muchun Song , "linux-arm-kernel@lists.infradead.org" , Christoph Hellwig , Lorenzo Stoakes , Matthew Wilcox Subject: Re: [PATCH v2 06/13] mm/gup: Drop folio_fast_pin_allowed() in hugepd processing Message-ID: <20240116123138.GZ734935@nvidia.com> References: <20240103091423.400294-1-peterx@redhat.com> <20240103091423.400294-7-peterx@redhat.com> <20240115183748.GR734935@nvidia.com> Content-Disposition: inline In-Reply-To: X-ClientProxiedBy: MN2PR07CA0029.namprd07.prod.outlook.com (2603:10b6:208:1a0::39) To LV2PR12MB5869.namprd12.prod.outlook.com (2603:10b6:408:176::16) MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: LV2PR12MB5869:EE_|LV8PR12MB9112:EE_ X-MS-Office365-Filtering-Correlation-Id: e9cdfa55-9746-4133-6268-08dc168f16c0 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 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:LV2PR12MB5869.namprd12.prod.outlook.com;PTR:;CAT:NONE;SFS:(13230031)(39860400002)(396003)(136003)(346002)(376002)(366004)(230922051799003)(1800799012)(451199024)(64100799003)(186009)(83380400001)(86362001)(26005)(1076003)(33656002)(66946007)(36756003)(478600001)(5660300002)(38100700002)(41300700001)(6512007)(6506007)(2616005)(66556008)(6486002)(2906002)(66476007)(66574015)(316002)(54906003)(6916009)(8936002)(7416002)(8676002)(4326008)(27376004);DIR:OUT;SFP:1101; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: =?utf-8?B?M0FRSDAyUGpFSHgwN3BFdTZWQ1g5TEI3VUNnaVpBamJNNVhXdm16K2dtTUdY?= =?utf-8?B?ME9IZllTS0J2U1ZkOXNtWU5zNXBTRGVDaS9yLzNVSHNZMGhrc1dOZDBsMG9L?= =?utf-8?B?QzZieXhkVmlMdWtxMWpsdjZ2Qkc5aGJKYURLemZEUUZWY3RNYS9kQnlHRHZQ?= =?utf-8?B?bWNFUExTdGxpb3dVeU9tUldwQ2pUcTA2bXhTRDR1WUl4QmlXdDNFZkI5TVZB?= =?utf-8?B?T3NIVnRhYlJCc0pvekZyblpPUEozV0hiTTNNaWFoVVlERmM2Yk1wbVFiWGVP?= =?utf-8?B?azdnVTM1ZWNLakxlb1NieU9scWNCS0tZeGkvdGFqWUpKZXhMcEE1ZzFoUEtZ?= =?utf-8?B?dkMweFU0b1AzK0t2dklGekdvYU54VURjeW5OV2NjZEVnSFJVMFUzdHp0ZXRM?= =?utf-8?B?TXZxNWthcTFpT3FNM0Nqa3dPOVhCTTB2TnBnQ1VWaFNYRVdzNGFtUSs0a1lB?= =?utf-8?B?VEZTa0tKWkxHNllQYmx4L1NiMjhMVmpualVIOU94N1JLbXRXSmxScnQzRmJ5?= =?utf-8?B?U2tpZS9aekNVcExDd29jbFBmaFhQNXVNNE1aLzkwOG9yQW1ING9Qa2xqaFZX?= =?utf-8?B?elRoUG96Q01OZ0prWW1yVG5PQ09MNkRFWU5CbjRrZkwwN2w0SzFvV1VITkx5?= =?utf-8?B?aGRZcFdQRzNsdFJ0cmM4U2phZFhObVBPWWlCMmcyL0ZkRmZKTjBFYzEyNlBl?= =?utf-8?B?MTM5NE5WTzBxRW5VZGxRejNLNUVzSXhBckg5NUlmUDMwMEg3UUVFT0YzVGFk?= =?utf-8?B?SmNFL2xUZXU4M2lLblFveE9vbkhlcHdsL2FhWkQrR1BONmhMb2lRY2tiZkhS?= =?utf-8?B?ZTl4b1YvV3I0S2VxZkJlaHRnR29LT1JVYmRyR01JN3pqMThvcjFvYlMvbnVr?= =?utf-8?B?WmkvS0ZZc3NIL1RiN1htMUZqVDZsQzM3dUJPWjJBTDd5S3dXbS83K0VOam91?= =?utf-8?B?K2xoZVorQ00zMVdieW1XY1ZEaERsQWF0U3VBYWRabitQS2hFVURXaUtuSUVL?= =?utf-8?B?aTdNR3V4L2hyUkg2SkhiM3Z6bktKOHN4YkIxcE9XanBxakg1UEpJUVg4VnZC?= =?utf-8?B?ckdGczd5TVlwWGRrUTYzQlNPYkoxbGYrZFE0Q2orYU1CbDJKN1FVWndidTZt?= =?utf-8?B?bTNhR0pheVZFelMvalhvUkJ2cHJIRjY0QWROZUFsVjJPTWhYTFh0VkJVaTN4?= =?utf-8?B?eGVZLzI1Wk1hd1dFM2trV1ErVXZNcmRDaEVYU2Rrcy9pekJ1a2o1UWdFWkVY?= =?utf-8?B?SThVdXk3NVN5djdkMW55K2RkQXk1OG5zMGlnRGNOOUZlbWU5OGhab3FXaFNl?= =?utf-8?B?WUZvRURDY1J2NnlsTHVyTnExZ0dHWUZFWWJMcDI3eE04bTdXRFhmVmZxMitC?= =?utf-8?B?OS9zcElFTWdlUy9PQWtmcDR5ZUFVdWtQWlhlUEZBVGFVb3JIMTdPQ0Qrc3cr?= =?utf-8?B?N3JOOHh2aWR6eEwzTUpsWmxBV1JMdFJlL3ZVaEFDQTJkR1U5TXd6ZkQ1M2hp?= =?utf-8?B?Q2grY0t6ZUcvanljZFNMZzM2Uk1kUnQ0UVBUTXcrYUV3ZFp0TU9yYnhkbkVW?= =?utf-8?B?RHo0NTgxcDlYYmNPUWg4L1hDTW84NkZ2NVZDZzMwQWRsN0VxZzhRVFArSUhG?= =?utf-8?B?anA5aFVncmdpbGFUTE9RTlNtM3V1bkl5RFQ3V1hqeDRJNnNuaGlnVW1rOHB2?= =?utf-8?B?MU9sMEtZUXkyQnpkWWg2UmFzUDhxNGR6UTJ4ZXZJTEpaeTRhRnpjdW1uK1Jv?= =?utf-8?B?TTNxY1l1WjlYMTFuaktoSXBUem8xWWc5Z2hTbHBOTU8rR3BrT01pMGhPQ3hL?= =?utf-8?B?cHdqNTJ1T0l2K25kaHpqTURnMk1yNXUyeSt3WmFFUWZGRDdwRWhTeHRieVZv?= =?utf-8?B?bWFGaG00d1dSM2NTRlJqVHFGVWRqb0JIcnhmRzd5SkJVaUVrejVVU2VScWxn?= =?utf-8?B?eTFIYWR2QTFBaWk5NWFxMVF1OG9vYVQ3TlV5SjhTODBUdjJud2dRc2VOci91?= =?utf-8?B?UUdrelYzRDBBRzJDRGh3RXl5dUVBRnVvc2JoWmMwWFR6SlhNdGtXRnR2UnJN?= =?utf-8?B?VUduMTh6UTczcG4yMThCTnlQakxqOUsvbWoxVkRaeGduN0o1Sk5jaERlSnJO?= =?utf-8?Q?mAEgX+hEIwPRl0IvFLjRT7TGS?= X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-Network-Message-Id: e9cdfa55-9746-4133-6268-08dc168f16c0 X-MS-Exchange-CrossTenant-AuthSource: LV2PR12MB5869.namprd12.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 16 Jan 2024 12:31:39.8628 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: 2Y1TezYZ2rSee5Ffbt+yOeqXsGBaTW5ng+cB6WdAfoQzwMujC44tRIPriUjmccZy X-MS-Exchange-Transport-CrossTenantHeadersStamped: LV8PR12MB9112 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240116_043148_373274_8B573713 X-CRM114-Status: GOOD ( 30.31 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org T24gVHVlLCBKYW4gMTYsIDIwMjQgYXQgMDY6MzA6MzlBTSArMDAwMCwgQ2hyaXN0b3BoZSBMZXJv eSB3cm90ZToKPiAKPiAKPiBMZSAxNS8wMS8yMDI0IMOgIDE5OjM3LCBKYXNvbiBHdW50aG9ycGUg YSDDqWNyaXTCoDoKPiA+IE9uIFdlZCwgSmFuIDAzLCAyMDI0IGF0IDA1OjE0OjE2UE0gKzA4MDAs IHBldGVyeEByZWRoYXQuY29tIHdyb3RlOgo+ID4+IEZyb206IFBldGVyIFh1IDxwZXRlcnhAcmVk aGF0LmNvbT4KPiA+Pgo+ID4+IEh1Z2VwZCBmb3JtYXQgZm9yIEdVUCBpcyBvbmx5IHVzZWQgaW4g UG93ZXJQQyB3aXRoIGh1Z2V0bGJmcy4gIFRoZXJlIGFyZQo+ID4+IHNvbWUga2VybmVsIHVzYWdl IG9mIGh1Z2VwZCAoY2FuIHJlZmVyIHRvIGh1Z2VwZF9wb3B1bGF0ZV9rZXJuZWwoKSBmb3IKPiA+ PiBQUENfOFhYKSwgaG93ZXZlciB0aG9zZSBwYWdlcyBhcmUgbm90IGNhbmRpZGF0ZXMgZm9yIEdV UC4KPiA+Pgo+ID4+IENvbW1pdCBhNmU3OWRmOTJlNGEgKCJtbS9ndXA6IGRpc2FsbG93IEZPTExf TE9OR1RFUk0gR1VQLWZhc3Qgd3JpdGluZyB0bwo+ID4+IGZpbGUtYmFja2VkIG1hcHBpbmdzIikg YWRkZWQgYSBjaGVjayB0byBmYWlsIGd1cC1mYXN0IGlmIHRoZXJlJ3MgcG90ZW50aWFsCj4gPj4g cmlzayBvZiB2aW9sYXRpbmcgR1VQIG92ZXIgd3JpdGViYWNrIGZpbGUgc3lzdGVtcy4gIFRoYXQg c2hvdWxkIG5ldmVyIGFwcGx5Cj4gPj4gdG8gaHVnZXBkLiAgQ29uc2lkZXJpbmcgdGhhdCBodWdl cGQgaXMgYW4gb2xkIGZvcm1hdCAoYW5kIGV2ZW4KPiA+PiBzb2Z0d2FyZS1vbmx5KSwgdGhlcmUn cyBubyBwbGFuIHRvIGV4dGVuZCBodWdlcGQgaW50byBvdGhlciBmaWxlIHR5cGVkCj4gPj4gbWVt b3JpZXMgdGhhdCBpcyBwcm9uZSB0byB0aGUgc2FtZSBpc3N1ZS4KPiA+IAo+ID4gSSBkaWRuJ3Qg ZGlnIGludG8gdGhlIHBwYyBzdHVmZiB0b28gZGVlcGx5LCBidXQgdGhpcyBsb29rcyB0byBtZSBs aWtlCj4gPiBpdCBpcyB0aGUgc2FtZSB0aGluZyBhcyBBUk0ncyBjb250aWcgYml0cz8KPiA+IAo+ ID4gaWUgYSBjaHVuayBvZiBQTUQvZXRjIGVudHJpZXMgYXJlIGFsbCBtYW5hZ2VkIHRvZ2V0aGVy IGFzIHRob3VnaCB0aGV5Cj4gPiBhcmUgYSB2aXJ0dWFsIGxhcmdlciBlbnRyeSBhbmQgd2UgdXNl IHRoZSBodWdlcHRlX2FkZHJfZW5kKCkgc3R1ZmYgdG8KPiA+IGl0ZXJhdGUgb3ZlciBlYWNoIHN1 YiBlbnRyeS4KPiAKPiBBcyBmYXIgYXMgSSB1bmRlcnN0YW5kIEFSTSdzIGNvbnRpZyBzdHVmZiwg aHVnZXBkIG9uIHBvd2VycGMgaXMgCj4gc29tZXRoaW5nIGRpZmZlcmVudC4KPiAKPiBodWdlcGQg aXMgYSBwYWdlIGRpcmVjdG9yeSBkZWRpY2F0ZWQgdG8gaHVnZSBwYWdlcywgd2hlcmUgeW91IGhh dmUgaHVnZSAKPiBwYWdlcyBsaXN0ZWQgaW5zdGVhZCBvZiByZWd1bGFyIHBhZ2VzLiBGb3IgaW5z dGFuY2UsIG9uIHBvd2VycGMgMzIgd2l0aCAKPiBlYWNoIFBHRCBlbnRyaWVzIGNvdmVyaW5nIDRN Ynl0ZXMsIGEgcmVndWxhciBwYWdlIHRhYmxlIGhhcyAxMDI0IFBURXMuIEEgCj4gaHVnZXBkIGZv ciA1MTJrIGlzIGEgcGFnZSB0YWJsZSB3aXRoIDggZW50cmllcy4KPiAKPiBBbmQgZm9yIDhNYnl0 ZXMgZW50cmllcywgdGhlIGh1Z2VwZCBpcyBhIHBhZ2UgdGFibGUgd2l0aCBvbmx5IG9uZSBlbnRy eS4gCj4gQW5kIDIgY29uc2VjdXRpdmUgUEdTIGVudHJpZXMgd2lsbCBwb2ludCB0byB0aGUgc2Ft ZSBodWdlcGQgdG8gY292ZXIgdGhlIAo+IGVudGlyZSA4TWJ5dGVzLgoKVGhhdCBzdGlsbCBzb3Vu ZHMgYWxvdCBsaWtlIHRoZSBBUk0gdGhpbmcgLSBleGNlcHQgQVJNIHJlcGxpY2F0ZXMgdGhlCmVu dHJ5LCB5b3UgYWxzbyBzYWlkIFBQQyByZWxpY2F0ZXMgdGhlIGVudHJ5IGxpa2UgQVJNIHRvIGdl dCB0byB0aGUKOE0/CgpJIGd1ZXNzIHRoZSBkaWZmZXJlbmNlIGlzIGluIGhvdyB0aGUgdGFibGUg bWVtb3J5IGlzIGxheWVkIG91dD8gQVJNCm1hcmtzIHRoZSBzaXplIGluIHRoZSBzYW1lIGVudHJ5 IHRoYXQgaGFzIHRoZSBwaHlzaWNhbCBhZGRyZXNzIHNvIHRoZQplbnRyaWVzIGFyZSBzZWxmIGRl c2NyaWJpbmcgYW5kIHRoZW4gcmVwbGljYXRlZC4gSXQga2luZCBvZiBzb3VuZHMKbGlrZSBQUEMg aXMgbWFya2luZyB0aGUgc2l6ZSBpbiBwcmlvciBsZXZlbCBhbmQgdGhlbiByZWNvbmZpZ3VyaW5n IHRoZQpsYXlvdXQgb2YgdGhlIGxvd2VyIGxldmVsPyBPdGhlcndpc2UgaXQgc3VyZWx5IG11c3Qg ZG8gdGhlIHNhbWUKcmVwbGljYXRpb24gdG8gbWFrZSBhIHJhZGl4IGluZGV4IHdvcmsuLgoKSWYg eWVzLCBJIGd1ZXNzIHRoYXQgaXMgdGhlIG1haW4gcHJvYmxlbSwgdGhlIG1tIEFQSXMgZG9uJ3Qg aGF2ZSB3YXkKdG9kYXkgdG8gY29udmV5IGRhdGEgZnJvbSB0aGUgcGdkIGxldmVsIHRvIHVuZGVy c3RhbmQgaG93IHRvIHBhcnNlIHRoZQpwbWQgbGV2ZWw/Cgo+ID4gSXQgc2VlbXMgdG8gbWUgd2Ug c2hvdWxkIHNlZSBBUk0gYW5kIFBQQyBhZ3JlZSBvbiB3aGF0IHRoZSBBUEkgaXMgZm9yCj4gPiB0 aGlzIGFuZCB0aGVuIGdldCByaWQgb2YgaHVnZXBkIGJ5IG1ha2luZyBib3RoIHVzZSB0aGUgc2Ft ZSBwYWdlIHRhYmxlCj4gPiB3YWxrZXIgQVBJLiBJcyB0aGF0IHRvbyBob3BlZnVsPwo+IAo+IENh bid0IHNlZSB0aGUgc2ltaWxhcml0eSBiZXR3ZWVuIEFSTSBjb250aWcgUFRFIGFuZCBQUEMgaHVn ZSBwYWdlIAo+IGRpcmVjdG9yaWVzLgoKV2VsbCwgdGhleSBhcmUgYm90aCB2YXJpYWJsZSBzaXpl ZCBlbnRyaWVzLgoKU28gaWYgeW91IGltYWdpbmUgYSBwbWRfbGVhZigpLCBwbWRfbGVhZl9zaXpl KCkgYW5kIGEgcHRlX2xlYWZfc2l6ZSgpCnRoYXQgd291bGQgcmV0dXJuIGVub3VnaCBpbmZvcm1h dGlvbiBmb3IgYm90aC4KCkphc29uCgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fXwpsaW51eC1hcm0ta2VybmVsIG1haWxpbmcgbGlzdApsaW51eC1hcm0ta2Vy bmVsQGxpc3RzLmluZnJhZGVhZC5vcmcKaHR0cDovL2xpc3RzLmluZnJhZGVhZC5vcmcvbWFpbG1h bi9saXN0aW5mby9saW51eC1hcm0ta2VybmVsCg==