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 kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.lore.kernel.org (Postfix) with ESMTP id DD0F5C27C6E for ; Sat, 15 Jun 2024 00:13:40 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id F12556B014C; Fri, 14 Jun 2024 20:13:32 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 794056B0154; Fri, 14 Jun 2024 20:13:32 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id DDF866B0162; Fri, 14 Jun 2024 20:13:31 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0015.hostedemail.com [216.40.44.15]) by kanga.kvack.org (Postfix) with ESMTP id 0AFD06B0167 for ; Fri, 14 Jun 2024 20:09:53 -0400 (EDT) Received: from smtpin14.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay06.hostedemail.com (Postfix) with ESMTP id AD7B4A1BF4 for ; Sat, 15 Jun 2024 00:09:52 +0000 (UTC) X-FDA: 82231189824.14.83D3DB1 Received: from NAM10-DM6-obe.outbound.protection.outlook.com (mail-dm6nam10on2086.outbound.protection.outlook.com [40.107.93.86]) by imf01.hostedemail.com (Postfix) with ESMTP id 992504000A for ; Sat, 15 Jun 2024 00:09:49 +0000 (UTC) Authentication-Results: imf01.hostedemail.com; dkim=pass header.d=Nvidia.com header.s=selector2 header.b=XoxBPTm7; spf=pass (imf01.hostedemail.com: domain of jhubbard@nvidia.com designates 40.107.93.86 as permitted sender) smtp.mailfrom=jhubbard@nvidia.com; dmarc=pass (policy=reject) header.from=nvidia.com; arc=pass ("microsoft.com:s=arcselector9901:i=1") ARC-Message-Signature: i=2; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1718410187; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=8tXPJM36LoSbmYU3iIxDDZE51zOTVTPmOvnoKNGIQj0=; b=uvXD4DX0D8R6KIW9vvfWjXCocxzHtsK5o5Iz5Qd11xCApQlqiA+WTC3kQMSZApmFNfB2dh dpPWdzi6JTnWGC7NgpY8lAsCBpd87ZJxCPZJ4pGabRrArj9ujerCImVfrGheYaaPILdt9Z SfvQzxO1mg9wDKREyOenc1ZO8JXL1Sg= ARC-Authentication-Results: i=2; imf01.hostedemail.com; dkim=pass header.d=Nvidia.com header.s=selector2 header.b=XoxBPTm7; spf=pass (imf01.hostedemail.com: domain of jhubbard@nvidia.com designates 40.107.93.86 as permitted sender) smtp.mailfrom=jhubbard@nvidia.com; dmarc=pass (policy=reject) header.from=nvidia.com; arc=pass ("microsoft.com:s=arcselector9901:i=1") ARC-Seal: i=2; s=arc-20220608; d=hostedemail.com; t=1718410187; a=rsa-sha256; cv=pass; b=nQYLenMgMf/bTft5Fl1xqzAc9+SAF55YzM+PNocRXCmfqJPhWb+HAW3X3mV0+cYsd3pjYu SC42YU0ZHoIF+uo750QxeImUnF/F747fHF7h4olF0/iKZFFoJjFx2bMKTpdgzNOcY9lm3g 9Kwbt2n9CCOF7lNAdm33Mabmd85Xa2E= ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=GuxgQ8c6xnHqjAyOzneQf4EAepGAojLo201DAXaTkCJ4Z9TY8tlHyupaifiyyCGSfXMHRggZCwr3nnnILP5cVUgYjkdyjrNG/JQ3iP/DMQDBK4P/s9b+bBVopqxZYEfA5r3pF55WxVfTKLr+3bE+/uBJWrLr5IISENxq0Ifxm8rkKPj9WoLY1UOUNmRUtVIMWHP632RA6wjtdj13oLvk15xuTbr29bF46n9VRPql2EIjFVcr+d75GU1dnv43pHiSP/4HXlRxHhaaN0Km4RnIoErZsaAbZsVImKRaq6kg5sFm1nAj50dJI7LowDtj+h41Tq+g3RUDWX2rnJRT+VHnEQ== 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=8tXPJM36LoSbmYU3iIxDDZE51zOTVTPmOvnoKNGIQj0=; b=OWaZV2YPprclVI7YVxuVM6vC4Wl0ROCEOBeJKYyLgkKbMTgGc/B3q6ZQ7vbIqXoinG3/7aPu9MyEl7s6z+6g/gRuYZfMAPnE8xV0IDq7+C4zPgpaytA+zFphzIBW6EyOHla7PLlWbusnmlpFm0eFVnKAze1EDwT2ctnkVg1LbO8VcifCAah6tGuhVjVJHwrfQSnRaB509fFxp5c3h1RkC2OCz1+dSFB1St5BuhBzBSQJ5pSFxyiqHVEKkBmCcyTHSfG2t15rfFkoqDi7eP4bPe9IUV4evsL03kz21L3bsTTsUrvuUYwbMLwB5V6zkV90HyoXtgvvO1CJwqDq9ofKVQ== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass (sender ip is 216.228.117.161) smtp.rcpttodomain=redhat.com smtp.mailfrom=nvidia.com; dmarc=pass (p=reject sp=reject pct=100) action=none header.from=nvidia.com; dkim=none (message not signed); arc=none (0) 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=8tXPJM36LoSbmYU3iIxDDZE51zOTVTPmOvnoKNGIQj0=; b=XoxBPTm7XuiGlFna1R+r+7/1XDLOyxkJm5iyHOR8XoO3P39vkq8imXbEFaW5AYPzEZk50vOn4lBkM3+3dmlpjjjApNsXJvi/DrbuiHGZT/bb9beS2uQqIIaGubU688cyDyyQvWQ4f7fOwe8D/fxxbtsScj2EgxUTys5EGWDHhMBna17x4S6cYl6Zu8zfJ5nKt19FIjlWsHyPT6qB56zGzWL6StLE0PNCe5GQIjhDiHW9RyscHmgFLC7AB34rKPIvTwLK2sZXmBB93dGaW83oJygjCkaIYzUj90BnTpaTkIbuMLtgr2yTr9avkYZOFb+ycCMOehMRWxp9yVC8BUlw8A== Received: from PH8PR22CA0015.namprd22.prod.outlook.com (2603:10b6:510:2d1::23) by SJ0PR12MB6928.namprd12.prod.outlook.com (2603:10b6:a03:47a::21) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.7677.27; Sat, 15 Jun 2024 00:09:42 +0000 Received: from MWH0EPF000A6730.namprd04.prod.outlook.com (2603:10b6:510:2d1:cafe::2d) by PH8PR22CA0015.outlook.office365.com (2603:10b6:510:2d1::23) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.7677.26 via Frontend Transport; Sat, 15 Jun 2024 00:09:41 +0000 X-MS-Exchange-Authentication-Results: spf=pass (sender IP is 216.228.117.161) smtp.mailfrom=nvidia.com; dkim=none (message not signed) header.d=none;dmarc=pass action=none header.from=nvidia.com; Received-SPF: Pass (protection.outlook.com: domain of nvidia.com designates 216.228.117.161 as permitted sender) receiver=protection.outlook.com; client-ip=216.228.117.161; helo=mail.nvidia.com; pr=C Received: from mail.nvidia.com (216.228.117.161) by MWH0EPF000A6730.mail.protection.outlook.com (10.167.249.22) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.7677.15 via Frontend Transport; Sat, 15 Jun 2024 00:09:41 +0000 Received: from rnnvmail201.nvidia.com (10.129.68.8) by mail.nvidia.com (10.129.200.67) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.4; Fri, 14 Jun 2024 17:09:28 -0700 Received: from [10.110.48.28] (10.126.231.35) by rnnvmail201.nvidia.com (10.129.68.8) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.4; Fri, 14 Jun 2024 17:09:27 -0700 Message-ID: <0e239ad4-3608-4ac1-be65-5b61329eba77@nvidia.com> Date: Fri, 14 Jun 2024 17:09:26 -0700 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v2 5/6] selftests/mm: kvm, mdwe fixes to avoid requiring "make headers" To: David Hildenbrand , Andrew Morton , Jeff Xu , Shuah Khan CC: Andrei Vagin , Axel Rasmussen , Christian Brauner , Kees Cook , Kent Overstreet , "Liam R . Howlett" , Muhammad Usama Anjum , Peter Xu , Rich Felker , , , LKML References: <20240614023009.221547-1-jhubbard@nvidia.com> <20240614023009.221547-6-jhubbard@nvidia.com> <56effc69-b7c6-4e89-8cd3-e344f673d750@redhat.com> Content-Language: en-US From: John Hubbard In-Reply-To: <56effc69-b7c6-4e89-8cd3-e344f673d750@redhat.com> Content-Type: text/plain; charset="UTF-8"; format=flowed Content-Transfer-Encoding: 8bit X-Originating-IP: [10.126.231.35] X-ClientProxiedBy: rnnvmail203.nvidia.com (10.129.68.9) To rnnvmail201.nvidia.com (10.129.68.8) X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: MWH0EPF000A6730:EE_|SJ0PR12MB6928:EE_ X-MS-Office365-Filtering-Correlation-Id: 14568448-e4ed-43f9-6a19-08dc8ccf7466 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230037|376011|7416011|36860700010|82310400023|1800799021; X-Microsoft-Antispam-Message-Info: =?utf-8?B?NEpkbXdKV0NRRGN0V0IxK0M1UUtCWmlzRVFWejFwT29VWWdxb25xSWxuUDdq?= =?utf-8?B?Z3M2S3pzaGUwdGFCVjRjNzVsR1NKNFJGa3o3aHlIRi8rMFBiZ3oydHRXOHk2?= =?utf-8?B?emRuUkIwbzRIa1U4NXM1NnlzZVhVbFZ2OXlQQkdSOXhvVDZKNlJXbllhYzkx?= =?utf-8?B?YmZRNlFBSGZjUU44NFlZeE0wSDBNTU1tL0JRczg5QmpVRFRWaGxybjN0dTZF?= =?utf-8?B?cVVIcVh6TlVZOWkzNUJyQlZoTnI5YkJSaVJIN29sckUxbTAxWG1pN0I1RlFo?= =?utf-8?B?aElSNEk4YkZZYmpvckhSM2QxdnZXV1lwQy9YbENWRWYrbTJrVjByTEx1ZGtS?= =?utf-8?B?azFmRzJVVWk3Z1lrWGR2RHhZN1pWcU9kRDYxUUlUUXRnRUVsSUsxbllhM0Uz?= =?utf-8?B?bGdhSkd4VTdRbjNra1RwNGM1V3BkWTRTVjBlQnp6Qlk5Q3d0YjhxY0tZOG9a?= =?utf-8?B?cStHcXZWSDFmbUZBTmlVdER2N1p3NXRHNU9pVlNiai9YK3lZTUdlVHdrb3hn?= =?utf-8?B?d1UwMUt2UG96Z3hYenpQNkk2RHlzTDNlTVZpMGxMcjNpYjFUV1NJeUJjc29F?= =?utf-8?B?b3ZiWEl2RzBQSFV4WER0MCtIcC9icWc0MWpRWUpuTEtFTlptbnRSaGV2YlZk?= =?utf-8?B?WnA3UzRxM25zTDMwdVBuN3dqZlVLaHM0S1M0UktBWXY1bElLTVZaK1pQZGNP?= =?utf-8?B?b1Fyb0FqUUNGdFlxQlkweTVwOWQvaVA2S3FCN05TY09UbXJRTTlPZGs4WC9P?= =?utf-8?B?bS9TU2FiSk14UHpSZ094U3MvVFpMdUUzc2dOSmM0UVFrbUVhSlNFekF4Y0NC?= =?utf-8?B?MVloZFdkT1hrZ2pBMXAyZG1YdHZYTnBEa25XeEhqSXNxanFPVkVpL0dWTU5Q?= =?utf-8?B?cXhWemRmTlAyMDNJb1RVeTZheEZqOXlGZTVqdlBxSk9oYUVOT211dm1xTTlP?= =?utf-8?B?c3JnbTlYS0VyWWRlUkFsY0ZpNWwrWlllVXFkaDNXcU1UZEtqNW5tWENvRGxN?= =?utf-8?B?SmlMM0R6TVBuN0VTWkVUcVR1ZDJ6Z3lYVHJDNWxmMzFMdStpcXdMZTJraWtW?= =?utf-8?B?SGJQRjFzNEdIUXRYMU1ETHU1eDd5bWFuaHhRZnZHYWZ4V2NkOCtoSTVKemg4?= =?utf-8?B?bTZBbkJmOVl0Z2IxWWFuaU9GNGlHL0lIa1BZb2tqVnd0ZDZuODZXVERNc3lZ?= =?utf-8?B?QWp1d21lNmh4L3pYTkJYbnQ0MGRjM3lqVVQ2VStab01XWU1lc0RSY215MTNh?= =?utf-8?B?L1E0QTQwWGxVUWg4eG5ZemcyMkVYYXRUYktCMnlpNmUyMXluU0xpbEFTQXEw?= =?utf-8?B?OUdFc09NQmt3a1p0VnNKaGdNQlJBL0pWS2NtQ3ArL1lqNloxbHV6QzhjNnZD?= =?utf-8?B?bXQvbG1OQ1R6RHZyOHcxVWkvb0NMTmRQMk1MbGQ5LzNLanpmVDdUVFNOcnVQ?= =?utf-8?B?L2xidVpWOEZ2N0g4cis5NTc2RERoSHg2enJtR2NlUStNNjh5SDJhVWJSSS9I?= =?utf-8?B?YTJtY2tFbmtEU0pHZmNjV3lSUFl2ZHBNMWdpT2UrMlVGS3hwY2grcVM5ak5v?= =?utf-8?B?OFVtZ2Q1WGZxQ0NiTlJEMmN2Vk5rVUdoUFRmMjBhR0lLOVZmWHVxVlZ2cVRo?= =?utf-8?B?NDdIQ3FuZEk2ampXSHhoY1ZLMCtjTHowYWloVStId2U4U3pwZFh6SGdIVEZQ?= =?utf-8?B?QlFNNjUzNW9sYWYzS1ZtVGpkbnIzNkVsQ2VtY1owMFhqSFZhbWEwb0ZmdUpL?= =?utf-8?B?cWZGMmpJYTFtTE9zWThJRVhlMCtPM3VZL1V0SDFvNWl6YVlGUHhmZ29hN1Rx?= =?utf-8?B?ajhSVjBDdnIva1hQZVRxUGNZY3JkV1FwWkFhbVNIZk5RVzBhY0ZFZmpZYjB2?= =?utf-8?B?ZWx0d1pNMEVtVUFtNFZmT1dNR2tBNEZnNkZkb1MzN0NDOXc9PQ==?= X-Forefront-Antispam-Report: CIP:216.228.117.161;CTRY:US;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:mail.nvidia.com;PTR:dc6edge2.nvidia.com;CAT:NONE;SFS:(13230037)(376011)(7416011)(36860700010)(82310400023)(1800799021);DIR:OUT;SFP:1101; X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 15 Jun 2024 00:09:41.7193 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 14568448-e4ed-43f9-6a19-08dc8ccf7466 X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a;Ip=[216.228.117.161];Helo=[mail.nvidia.com] X-MS-Exchange-CrossTenant-AuthSource: MWH0EPF000A6730.namprd04.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: SJ0PR12MB6928 X-Stat-Signature: ff6n7wu98rt6ibgtzxneo7sd79a9cs76 X-Rspam-User: X-Rspamd-Queue-Id: 992504000A X-Rspamd-Server: rspam02 X-HE-Tag: 1718410189-938219 X-HE-Meta: U2FsdGVkX1/AAARmLhHBnx2BF00k35wb2+t4w1rZMuZ9HFJigC7+8NZH/gW7ySKV23XMtv5IwbO9TK4kc8kmIdbHYwzeabp+vPHuvvu39ngflUXlUNAHjt/BdvLkdoEYVmCkTZQzwtQ+Z1wXzDXvcA/UEIsBNMxk1SwRFrkcloOEFy56rIapjN4+Do2j576htPzee/UPlOlRjy2mVuJNc8Laj6oT0KVeUFt9V3wnydJ98BTf0pvXKqe5wYg8HQ8kgXBDNuNdtcwFqVSut/b+inreMbWoxBQPSQS1LkaXfP3GLrjtxFSHRUeYd32B92XDxb8nr46uxHZB3H9ZAT5w22H3CfLzd5NO2e50QGfpkBodYGUnVdmhudXtUIbwChujmP3KR0ZrY2xVrs4AM3o4W38Dnw++YomVk6ybEG5sRLRi+Qv+DDusRLKdVBDo/CgItG1gdg9Yn/gLZiMxR4onTFEdOHj/pO5LDQmr/n8nCaODoUvFn3Ly4YfP4+ep/x7MniRckXfkjzuogzk9s7LmFjsorF1uOPhBPYsec9u7O0rRBotfU7bejN7XQWRJN/+Sr9zyOkHY2pM087RWme1apyHA5d+qT9r7K035VHmcZEi0FLT5aOdUlC0enm0cNLuBji9EfmPQdc9axBVWQACjVSMsN6AT3fs9N9c+UNGTezgT2kbMtVoUtXBeKyOYowRR9cHFvIOZZwzkgcK6wvW03sVD26fAIKK17z64rCOF0Jc579vBAxZ08sEK41+o3YIkcETIVMV/2hnOtiZjWj/VsivsX74+uWBgwaVf2lCQdbVXus0NY8UfIqPFbgo03sWa+6VW1V9H2tbvB6gBYu6Xal0SIHxg+m9sO6UgPPnqP+xrT8AtmW6LYe3hz5wf7JMWuSVlQ9kkeK2pZDsFVp1TZ0s/Wh56LNn34Y3MfdquiLcnKkFfJPXJfUpsoOiFPFJujx5d4qKrpqmBfhHhJ2d bNOXbD3t 76OF8Tne5ITV0slcnH5yJIcccJIVzXBJ92H/+AO1+0aiA6GSdz+xXtpRTRdwhRUgqRZgXxQVli2JVK0OSuOUHUrmJuUJ/4PAT0OyCTeRbm1z2ARSsZRgtmzjggBz1X7jGGIPx385k3BtcWeqNUvFEDvnvWwwI84oyZR/LPqF7Vqdy07tEaBOOwYbeBx8pHfBIn9utoSGlOIwZMNzFmqt5YHYX6FUgt+p+c810zvnxiNBYIyoOIj0JndOYziytlfPdrkOKd9apoKPUm7YOZO1ZgwipZ3oVMqg1tLmZnxq1dLtv295aWeCCMvb4OVmrBo+Rur8feULPUDlTggicdQjXrc1VumeOjnmHqQt/HsQoQSocEeEfw/8x5UiO0O5lygQdjxc4+dKBoE2l+XgnWcxfC8C/HQ== X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On 6/14/24 5:31 AM, David Hildenbrand wrote: > On 14.06.24 04:30, John Hubbard wrote: ... >> +#ifndef PR_SET_MEMORY_MERGE >> +#define PR_SET_MEMORY_MERGE        67 >> +#endif >> + >> +#ifndef PR_GET_MEMORY_MERGE >> +#define PR_GET_MEMORY_MERGE        68 >> +#endif >> + >> +#ifndef PR_SET_MDWE >> +#define PR_SET_MDWE            65 >> +#define PR_MDWE_REFUSE_EXEC_GAIN    (1UL << 0) >> +#define PR_MDWE_NO_INHERIT        (1UL << 1) >> +#define PR_GET_MDWE            66 >> +#endif > > What's the reason we don't target "linux/prctl.h" here? :) Very good point. This is the Old Way of fixing these up, and I overlooked that even though I'm busy adding the New Way. :) I'll change this to use a new tools/include/uapi/linux/prctl.h and post a v3, thanks for pointing this out. thanks, -- John Hubbard NVIDIA