From nobody Fri Dec 19 14:38:26 2025 Delivered-To: importer@patchew.org Received-SPF: pass (zohomail.com: domain of lists.xenproject.org designates 192.237.175.120 as permitted sender) client-ip=192.237.175.120; envelope-from=xen-devel-bounces@lists.xenproject.org; helo=lists.xenproject.org; Received-SPF: pass (zohomail.com: domain of lists.xenproject.org designates 192.237.175.120 as permitted sender) client-ip=192.237.175.120; envelope-from=xen-devel-bounces@lists.xenproject.org; helo=lists.xenproject.org; Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of lists.xenproject.org designates 192.237.175.120 as permitted sender) smtp.mailfrom=xen-devel-bounces@lists.xenproject.org; arc=pass (i=1 dmarc=pass fromdomain=epam.com); dmarc=pass(p=quarantine dis=none) header.from=epam.com ARC-Seal: i=2; a=rsa-sha256; t=1766070966; cv=pass; d=zohomail.com; s=zohoarc; b=mn918hXfH7d3DRA4H0bwISMnJcVjL6oweXj0C86mmGmEVRUd3w/GORkUETwJOi4w4ETylBGLEDLFFlFgG4NpwVfS6iBb5Xb2hTXdRDjEM4CP+7hnEbIbtEleH5uNlobMYRW41gPxVM3U7uFzK9JHmL585FZU1Ue3B8VhtcNIrEc= ARC-Message-Signature: i=2; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1766070966; h=Content-Type:Content-Transfer-Encoding:Cc:Cc:Date:Date:From:From:List-Subscribe:List-Post:List-Id:List-Help:List-Unsubscribe:MIME-Version:Message-ID:Sender:Subject:Subject:To:To:Message-Id:Reply-To; bh=t8hmnY0aC2xdlj9g5eJ9RbkTonQqKXrtQjX0wXyKp6Q=; b=CCMwl5eT7jmiY6Da+imBUepVAYfjNk5E+cPO+5o13EpigFiAHbasEJBhC5BjDojDGd9DkWUIU6BfBDvG7rLstMurFQdd2Vu9d95X97Ywe+HfsXfCXIGZbTo/+T39CnV4ea5A0Ke0ivZWLffc7z1jATQkMNPgGgYSj0/mg8aiyZc= ARC-Authentication-Results: i=2; mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of lists.xenproject.org designates 192.237.175.120 as permitted sender) smtp.mailfrom=xen-devel-bounces@lists.xenproject.org; arc=pass (i=1 dmarc=pass fromdomain=epam.com); dmarc=pass header.from= (p=quarantine dis=none) Return-Path: Received: from lists.xenproject.org (lists.xenproject.org [192.237.175.120]) by mx.zohomail.com with SMTPS id 1766070966645204.9649473535959; Thu, 18 Dec 2025 07:16:06 -0800 (PST) Received: from list by lists.xenproject.org with outflank-mailman.1189773.1510481 (Exim 4.92) (envelope-from ) id 1vWFjB-0001FV-9F; Thu, 18 Dec 2025 15:15:41 +0000 Received: by outflank-mailman (output) from mailman id 1189773.1510481; Thu, 18 Dec 2025 15:15:41 +0000 Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1vWFjB-0001FO-66; Thu, 18 Dec 2025 15:15:41 +0000 Received: by outflank-mailman (input) for mailman id 1189773; Thu, 18 Dec 2025 15:15:40 +0000 Received: from se1-gles-flk1-in.inumbo.com ([94.247.172.50] helo=se1-gles-flk1.inumbo.com) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1vWFjA-0001FI-8s for xen-devel@lists.xenproject.org; Thu, 18 Dec 2025 15:15:40 +0000 Received: from DU2PR03CU002.outbound.protection.outlook.com (mail-northeuropeazlp170110003.outbound.protection.outlook.com [2a01:111:f403:c200::3]) by se1-gles-flk1.inumbo.com (Halon) with ESMTPS id 667ad482-dc24-11f0-9cce-f158ae23cfc8; Thu, 18 Dec 2025 16:15:34 +0100 (CET) Received: from AM0PR03MB4594.eurprd03.prod.outlook.com (2603:10a6:208:c8::27) by DB9PR03MB7194.eurprd03.prod.outlook.com (2603:10a6:10:22c::5) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.9434.7; Thu, 18 Dec 2025 15:15:31 +0000 Received: from AM0PR03MB4594.eurprd03.prod.outlook.com ([fe80::5a:31d6:fee4:ccae]) by AM0PR03MB4594.eurprd03.prod.outlook.com ([fe80::5a:31d6:fee4:ccae%6]) with mapi id 15.20.9434.001; Thu, 18 Dec 2025 15:15:31 +0000 X-Outflank-Mailman: Message body and most headers restored to incoming version X-BeenThere: xen-devel@lists.xenproject.org List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xenproject.org Precedence: list Sender: "Xen-devel" X-Inumbo-ID: 667ad482-dc24-11f0-9cce-f158ae23cfc8 ARC-Seal: i=1; a=rsa-sha256; s=arcselector10001; d=microsoft.com; cv=none; b=Hcavef1eYK2JUIntYwsCEucLqJvsk/zZxGjjFNbIJURnVnhSwb4oQI7ZiFU1/z9CmTKSqp+4+IMdYmI5DcwdlFTurQmmpwKGtwFZ2AL9QLB/uFY8US3DWxBHH0zBWi5rc5MhJruZOqqSj45dwZOgqdAuepvOiDwP22mZJxxFXG4edI/nUDZOH1hwP6eCUKmdAcpesNbiNh0QUEG+jXzMH2Pv0XNudNDdhqL6BfRvFntHuQlocdhwquFocH2xcCO+yb28vHXnM8ajW8KbWtnFSnn/dw2E/cBabqXlIQWs1zNk+69BKj81tQ9hR6za6pBVCxBBPyPxACWCFqwaH9GA/w== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector10001; 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=t8hmnY0aC2xdlj9g5eJ9RbkTonQqKXrtQjX0wXyKp6Q=; b=CkvkCF5c59UmN8kMWzOqL6cCf1rMJXAJRiv94zBSk8pDO6M+mfBXMusUDSZayt16udDqdq1opQeT/tSRQ2+1SOaVLwphnxJMoosx1zZls1yrpQNCLfpl6XQZ4q4QrJXjVI3SbX3/CNd3lQaCJEaNHeXM5R/h1YIU2qfuMqE57Pucc1GCwrR9H1ZYnIrAlr/TbmocJXxbS6CQyWisrogO0EPnS76Xk4WDrhcNIbIOHCFmj6W2k1oEhb2vBHKGNCIlrUfUst3ALQMXbY4mMTwV60bk36F6IWFrsnqIuo7cmWFCwpSwoU/Nj1f7VlTD+K0M0iCFptBG2iSCKkdePtB4bQ== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=epam.com; dmarc=pass action=none header.from=epam.com; dkim=pass header.d=epam.com; arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=epam.com; s=selector1; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=t8hmnY0aC2xdlj9g5eJ9RbkTonQqKXrtQjX0wXyKp6Q=; b=K/eXOYZSJSNXc5q/loAY1j0eupoyh6w96CSt9e7bnwe/NI0COYCUrMo4sC8YO9yrf9sJBSlBAcIDpyVrp8HHdQbesgO6xjt9bNaJJS0EZOoalanLO0iYEyC2niK/4Ds/I90yGotiq4kE1nWuz/+P6uIr+s8OceVPNIFtDKXd7i/fhXRkg8Lhd26ISrrfFzlUXXLYmxNXGBt+UawQ/HTeD8L9W/duP/IVpnlUzBAXEFeUXkwgyO42qj9GymVNSbFvnqS7DZRv/oB1SV/e+6Uoep4QO7tOoPnksPgxagU9tl6AaNiuQo57gY8nMqmkkU8oqLkErCXdwDhAU5q9wKJ9VQ== From: Grygorii Strashko To: "xen-devel@lists.xenproject.org" CC: Grygorii Strashko , Andrew Cooper , Anthony PERARD , Michal Orzel , Jan Beulich , Julien Grall , =?iso-8859-1?Q?Roger_Pau_Monn=E9?= , Stefano Stabellini , Jason Andryuk , Victor Lira Subject: [XEN][PATCH v3] coverage: extend coverage on .init and lib code Thread-Topic: [XEN][PATCH v3] coverage: extend coverage on .init and lib code Thread-Index: AQHccDEmmUShmwm5mkaS+qWQBIDIEg== Date: Thu, 18 Dec 2025 15:15:31 +0000 Message-ID: <20251218151530.249065-1-grygorii_strashko@epam.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: authentication-results: dkim=none (message not signed) header.d=none;dmarc=none action=none header.from=epam.com; x-ms-publictraffictype: Email x-ms-traffictypediagnostic: AM0PR03MB4594:EE_|DB9PR03MB7194:EE_ x-ms-office365-filtering-correlation-id: 07899b37-b728-4012-fc02-08de3e4848c7 x-ms-exchange-senderadcheck: 1 x-ms-exchange-antispam-relay: 0 x-microsoft-antispam: BCL:0;ARA:13230040|1800799024|366016|376014|7416014|38070700021; x-microsoft-antispam-message-info: =?iso-8859-1?Q?z+Qdh4Doje2bVFod4QQWKAJrT6CvJD7ILubiw5vB607iw3/3+myQQVO2sL?= =?iso-8859-1?Q?0RYaqywWU3YxJyk7sN89an4NiPIroDaK/hp3BJl9YlYALvs9R5emDtgm40?= =?iso-8859-1?Q?iHRlEAXPKch+RKseGP7silC7i1JbmXsAiqiXrav5B27E894wAaLsc+eOMW?= =?iso-8859-1?Q?J1hF9sSGbhE23cVOTuImNFuLMmmRY9L8dtEluxZr7r6i9lzT0pRrEJzMgB?= =?iso-8859-1?Q?E8QjwuIx6uXfW0a8F4P1mX/vP9YJsQtu3IaWJmmPFM6RyfkrmhZKKy6R4l?= =?iso-8859-1?Q?wmP9dt86PXkuRsD550bV6p6wuKPzRjNU+5RAUxec8tdgjWYDtvgSDV3ATx?= =?iso-8859-1?Q?dEpaGUlt3FReTexSoVb73yerIrGQ12JEx4ZEcPlcIZ4KMMDAjxy02bVLmC?= =?iso-8859-1?Q?t1goRnNP63pkIm5+XBKvylSQ30TId5H+jfEkitw2tElckzSpIJtmLYaHQq?= =?iso-8859-1?Q?EugiVweIRoZct8TmxVLDqopomtDf4CqybXM3F14TEs9reP4VCg5flYkmHR?= =?iso-8859-1?Q?aeDZ5vtjOQij7VOpjzYRyLVoa2lw1ccYpX42R5MMylO1qpDMkxwJTPehYf?= =?iso-8859-1?Q?vVk+jrpSa6K9Xeunph6dwb0XhbuS7zP5raktS6tIswfJV5D2HpcDnfw55Q?= =?iso-8859-1?Q?Zqmr+vGC4ahVHXvHI9Yvq1qXYYHH2+F3pIgYQTnqVKxwemeTfALp5lyhy4?= =?iso-8859-1?Q?FXv8chuQibXo2E2RSboC9VtFKmfV189jH4et6oLheQIxqeZUJO2yquZgQu?= =?iso-8859-1?Q?Own9jlZoSePAXOTJumGco+xes6P7FbcrKduThzZLYKCgciM2d2prXzJJFj?= =?iso-8859-1?Q?6qMT9p8WVltaZLBJ+O/zQ2iX4GUHs99sk0JmgBXg6FDyP+s4qLOLgbey9c?= =?iso-8859-1?Q?eDmn16azozwl67n8+GQsS6pFkH9q0CdjVkBG5xm39SEWsgeCjBr6jbvC0k?= =?iso-8859-1?Q?Ud4pxpY+ZPcLqoBqBjEAC0EIyO6HxtSQ0ilGPlJ0Gyf38+2wn/3I1YBmne?= =?iso-8859-1?Q?OMadyVni3qgKhEQdmYE6rrGAYMbjc5awt8xza7VEm2C+Vh/xVxSc0vVnvC?= =?iso-8859-1?Q?tWfLMiEB9lVstTahG6IW4d+S9Xh8/jJ4Aw9Y9pgCKY2j+iTkYakI1chMNu?= =?iso-8859-1?Q?uQxD49KrDSanhpuQwDlWD9pzy653oCUQ+G7qt9oRSzYY6DWrL6pFUQQWig?= =?iso-8859-1?Q?3jGpg4rYAfK3ipUDP0BgUwp8Rd9fOEYIU2Lu18CNpgBgNfI0eH8zQh4p6L?= =?iso-8859-1?Q?nRx301CjeGhKUz3N2QUbOIWnaSjzUQ1BqeAbSCt11bVjHH0ZCa+WgkDJHF?= =?iso-8859-1?Q?LUpFCFN+AaIAfQHG9aGvx/GPB0Sk8TE2xEpISrCRWWLrqnK96heRc0aJuK?= =?iso-8859-1?Q?dLvHtg4/6bIuE0Ltp1Y/RfqyEHG0Bl+UjsSO2uILBi39QCmOq4P8snqMnu?= =?iso-8859-1?Q?fkLAa33yYx/yvc5xNf5jrEKmOKY1tq0VVDrTKnoorfoxdpxT7fNMWwcOEx?= =?iso-8859-1?Q?BcfnfI8X3+Jq+1JiEHwxVvH0NamYz1DmMF+wUYlc3lP33baAitNrbv+jBJ?= =?iso-8859-1?Q?8F73umg2nmfvbM+HsXn3/ei9NTtA?= x-forefront-antispam-report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:AM0PR03MB4594.eurprd03.prod.outlook.com;PTR:;CAT:NONE;SFS:(13230040)(1800799024)(366016)(376014)(7416014)(38070700021);DIR:OUT;SFP:1101; x-ms-exchange-antispam-messagedata-chunkcount: 1 x-ms-exchange-antispam-messagedata-0: =?iso-8859-1?Q?4/Q0aMUQHS+JAc5ig9MbMpLqn2FoFREj0TvsIxtHQamJvORnymz6jMevTF?= =?iso-8859-1?Q?IdXn2iDbgFN24E54++zEw90zsh6VhJAxIbxtHyJKLYq6JsTNw1GKXTSWCd?= =?iso-8859-1?Q?WPT8j1tNHorylV4+Rs3w1WLa+/OUCbMuo582xOeXzzc0A91z5EAWjjiEvV?= =?iso-8859-1?Q?04AO3uRoowtkP2Q58mvNVwBoeqs0zxQlfocu1Lu4DHe5LWt33bAj6ew1r2?= =?iso-8859-1?Q?7Gfd1FKJ+y+fx61zzA+4V0rQgB1BhAGvznXfqmt+sIvIcK67FvChRNncUt?= =?iso-8859-1?Q?3sJ9vc/tw7fGtshr4g9pfmKUtIKAkPMgpol4138XPwebC2gjk/BO0mQSQy?= =?iso-8859-1?Q?6Ytp8dW5qDQ6/mn0mOXTZPanahgkQFRoXe0it3xoLVCVBGMrlnofy7NA1B?= =?iso-8859-1?Q?YLP9e1jwt0vQyCcbBIvyuz4nngC3j+l26vWfyFiVY9qc5CFJUgQnYTdN1X?= =?iso-8859-1?Q?/BztRdnUxFeXpwcNCahsC7ENkgAObI1mtdEz5F+z/nFfQ5f9xkPJYwU+xi?= =?iso-8859-1?Q?T+EdK0NgqgKACbG6gsXM34mzlmE0Px/r5aRJbnidq0IpiBKjUx4VmrrbQ5?= =?iso-8859-1?Q?xQ//LC/Kj9/yYEeHoKL7SLVARBR5WPlPiW38u5F5oRqhxcrD1sntOXSCsH?= =?iso-8859-1?Q?ZHvjURIMkT6k6K+0YExDvjhHem2HuVhEh2AZlZ2Yj3xE2rKAAXixK6i19R?= =?iso-8859-1?Q?cG1t2bzBJfB13gsBMaEMd+sjV9SdAfxKN5Uwcl89hY+MP/7gtyG2aPtJcy?= =?iso-8859-1?Q?ZARPYykmhPRbHo/GgcJ8108Ljxop9gH6Qh54j5eLuj/wp2Vuww3F8qUTUW?= =?iso-8859-1?Q?1jxo+zpzNDyALwrx+t6Y9ACMZmBdWXvuzgBQJPGnFdLLt6SA472lz+j2XG?= =?iso-8859-1?Q?vlCi0NTz9ua3s8EgWBjxrXvv5NOSimeO7OAnb63lUQ6qht6VJ4XwpQIJDb?= =?iso-8859-1?Q?CtswRUMykqNAuJkX1vmWZV1d5zADmnVKugQebnezT77kzqcl8CjYl+Hvpo?= =?iso-8859-1?Q?5gE2BjJS8iOFThXCVEIjaq4MeXbWNZy5wIzcbf0RK5lG5mvX7NUkU7cDp+?= =?iso-8859-1?Q?Sbx6DHBZGNFJLz0vuZ0FGLU9aLxXGCjR/skTMAffN/wl4SZO/yagVAGQFV?= =?iso-8859-1?Q?0w9cI6xUO/vrgZQIN34wFEyBBSSFKeT93vqqRlWLlxT13OyN0N4xAKVvgk?= =?iso-8859-1?Q?/idY3qsvq731ErwOChQMgF2xzl9iDn+cFUtZVM1sOYsOvhfgiCAzxoLYcX?= =?iso-8859-1?Q?i3x73olqvhyw6mkU6UODbWvvL/hTZdGuw/RV++7DHMN+H9hB1fVpg4w0Pn?= =?iso-8859-1?Q?X62z4rWQrEh+8Y7wDAawwdFVcj8Na450NgIxYdbYscDAskZJbhkONIArl4?= =?iso-8859-1?Q?oOyonMWPs2+iV1ZXmZ2lZwf+6Roacbf5mfy9RYLKFVwWp1iah0fUDf2Rnn?= =?iso-8859-1?Q?CnEBVr13cPSq0PPmpKfUOkxu3rGo5zsARwwxdLAiIbq9dd1bhNZqpUziwy?= =?iso-8859-1?Q?wEr+TQdKn98L8loPCnEfmly5xYXTV8VRrt5Rxyk/ukMtxybIbNtF4MHqoz?= =?iso-8859-1?Q?RCDIqaRqeIIFKimN59pAVj5E8OobjtQrqBGT3igUwdSk04YjfEDegryMur?= =?iso-8859-1?Q?5cOgtidU3kKBJ3golFhrZQdmQwT8WAYRL4ctp13IAU2eMJixPPDXLDyA?= =?iso-8859-1?Q?=3D=3D?= Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-OriginatorOrg: epam.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-AuthSource: AM0PR03MB4594.eurprd03.prod.outlook.com X-MS-Exchange-CrossTenant-Network-Message-Id: 07899b37-b728-4012-fc02-08de3e4848c7 X-MS-Exchange-CrossTenant-originalarrivaltime: 18 Dec 2025 15:15:31.2245 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: b41b72d0-4e9f-4c26-8a69-f949f367c91d X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: kgCxoa3GRRZrrOBqJtGWD6U7CzJF/aLB30yglhxMJgjnWE8kEQwYs+izCifEeA3AymDMlprq3PEJWHVkwGFlWx4o1Vw/68mOFS/e4qxr3jk= X-MS-Exchange-Transport-CrossTenantHeadersStamped: DB9PR03MB7194 X-ZohoMail-DKIM: pass (identity @epam.com) X-ZM-MESSAGEID: 1766070968841158500 Content-Type: text/plain; charset="utf-8" From: Grygorii Strashko Extend coverage support on .init and lib code. To enable coverage support on .init code the gcc special section should stay in memory after Xen boot when COVERAGE=3Dy. So, add hidden Kconfig option RELAX_INIT_CHECK "Relax strict check for .init sections only in %.init.o files", which is selected when COVERAGE=3Dy and allows to bypass strict check for .init sections only in %.init.o files. Signed-off-by: Grygorii Strashko --- changes in v3: - drop DO_NOT_FREE_INIT_MEMORY: only gcc special section should stay in memory after Xen boot - split make cmd quiet_cmd_obj_init_o on two: obj_init_check and obj_init_check - drop libfdt/libelf changes - they need additional work -- before v2 of this patch libfdt/libelf were out of code coverage scope -- v2 allowed to enable coverage for libfdt/libelf easily thanks to DO_N= OT_FREE_INIT_MEMORY which kept all .init code in memory -- without DO_NOT_FREE_INIT_MEMORY it's not so easy any more, so drop li= bfdt/libelf changes changes in v2: - add RELAX_INIT_CHECK and DO_NOT_FREE_INIT_MEMORY, those are two differen= t things, both potentially reusable - enable coverage for libfdt/libelf always - enable colverage for .init always v2: https://patchwork.kernel.org/project/xen-devel/patch/20251205193411.136= 8659-1-grygorii_strashko@epam.com/ v1: https://patchwork.kernel.org/project/xen-devel/patch/20251203222436.660= 044-1-grygorii_strashko@epam.com/ xen/Kconfig.debug | 6 ++++++ xen/Rules.mk | 22 +++++++++++++++------- 2 files changed, 21 insertions(+), 7 deletions(-) diff --git a/xen/Kconfig.debug b/xen/Kconfig.debug index d900d926c555..7770de87a44b 100644 --- a/xen/Kconfig.debug +++ b/xen/Kconfig.debug @@ -39,11 +39,17 @@ config COVERAGE bool "Code coverage support" depends on SYSCTL && !LIVEPATCH select SUPPRESS_DUPLICATE_SYMBOL_WARNINGS if !ENFORCE_UNIQUE_SYMBOLS + select RELAX_INIT_CHECK help Enable code coverage support. =20 If unsure, say N here. =20 +config RELAX_INIT_CHECK + bool + help + Relax strict check for .init sections only in %.init.o files. + config CONDITION_COVERAGE bool "Condition coverage support" depends on COVERAGE && CC_HAS_MCDC diff --git a/xen/Rules.mk b/xen/Rules.mk index 2b28d1ac3c18..25aeb08cbfef 100644 --- a/xen/Rules.mk +++ b/xen/Rules.mk @@ -33,11 +33,15 @@ cov-cflags-y :=3D nocov-y :=3D noubsan-y :=3D =20 +# when coverage is enabled the gcc special section should stay in memory +# after Xen boot +ifneq ($(CONFIG_COVERAGE),y) SPECIAL_DATA_SECTIONS :=3D rodata $(foreach a,1 2 4 8 16, \ $(foreach w,1 2 4, \ rodata.str$(w).$(a= )) \ rodata.cst$(a)) \ $(foreach r,rel rel.ro,data.$(r).local) +endif =20 # The filename build.mk has precedence over Makefile include $(firstword $(wildcard $(srcdir)/build.mk) $(srcdir)/Makefile) @@ -146,10 +150,9 @@ endif $(call cc-option-add,cov-cflags-$(CONFIG_COVERAGE),CC,-fprofile-update=3Da= tomic) =20 # Reset cov-cflags-y in cases where an objects has another one as prerequi= site -$(nocov-y) $(filter %.init.o, $(obj-y) $(obj-bin-y) $(extra-y)): \ - cov-cflags-y :=3D +$(nocov-y) $(extra-y): cov-cflags-y :=3D =20 -$(non-init-objects): _c_flags +=3D $(cov-cflags-y) +$(obj-y) $(obj-bin-y) $(extra-y) $(lib-y): _c_flags +=3D $(cov-cflags-y) =20 ifeq ($(CONFIG_UBSAN),y) # Any -fno-sanitize=3D options need to come after any -fsanitize=3D options @@ -259,8 +262,8 @@ $(obj)/%.o: $(src)/%.S FORCE $(call if_changed_dep,cc_o_S) =20 =20 -quiet_cmd_obj_init_o =3D INIT_O $@ -define cmd_obj_init_o +quiet_cmd_obj_init_check =3D INIT_C $@ +define cmd_obj_init_check $(OBJDUMP) -h $< | while read idx name sz rest; do \ case "$$name" in \ .*.local) ;; \ @@ -269,12 +272,17 @@ define cmd_obj_init_o echo "Error: size of $<:$$name is 0x$$sz" >&2; \ exit $$(expr $$idx + 1);; \ esac; \ - done || exit $$?; \ + done || exit $$? +endef + +quiet_cmd_obj_init_objcopy =3D INIT_O $@ +define cmd_obj_init_objcopy $(OBJCOPY) $(foreach s,$(SPECIAL_DATA_SECTIONS),--rename-section .$(s)= =3D.init.$(s)) $< $@ endef =20 $(filter %.init.o,$(obj-y) $(obj-bin-y) $(extra-y)): $(obj)/%.init.o: $(ob= j)/%.o FORCE - $(call if_changed,obj_init_o) + $(if $(filter y,$(CONFIG_RELAX_INIT_CHECK)),,$(call if_changed,obj_init_c= heck)) + $(call if_changed,obj_init_objcopy) =20 quiet_cmd_cpp_i_c =3D CPP $@ cmd_cpp_i_c =3D $(CPP) $(call cpp_flags,$(c_flags)) -MQ $@ -o $@ $< --=20 2.34.1