From patchwork Tue Mar 26 21:38:46 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jason Andryuk X-Patchwork-Id: 13605144 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 lists.xenproject.org (lists.xenproject.org [192.237.175.120]) (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 C67D4CD11DF for ; Tue, 26 Mar 2024 21:39:19 +0000 (UTC) Received: from list by lists.xenproject.org with outflank-mailman.698213.1089716 (Exim 4.92) (envelope-from ) id 1rpEVj-0006tN-3L; Tue, 26 Mar 2024 21:39:11 +0000 X-Outflank-Mailman: Message body and most headers restored to incoming version Received: by outflank-mailman (output) from mailman id 698213.1089716; Tue, 26 Mar 2024 21:39:11 +0000 Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1rpEVi-0006tA-WF; Tue, 26 Mar 2024 21:39:11 +0000 Received: by outflank-mailman (input) for mailman id 698213; Tue, 26 Mar 2024 21:39:09 +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 1rpEVh-0005qH-Jw for xen-devel@lists.xenproject.org; Tue, 26 Mar 2024 21:39:09 +0000 Received: from NAM10-DM6-obe.outbound.protection.outlook.com (mail-dm6nam10on2060c.outbound.protection.outlook.com [2a01:111:f400:7e88::60c]) by se1-gles-flk1.inumbo.com (Halon) with ESMTPS id 45bb9f4e-ebb9-11ee-a1ef-f123f15fe8a2; Tue, 26 Mar 2024 22:39:07 +0100 (CET) Received: from BYAPR01CA0043.prod.exchangelabs.com (2603:10b6:a03:94::20) by SJ2PR12MB7799.namprd12.prod.outlook.com (2603:10b6:a03:4d3::12) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.7409.28; Tue, 26 Mar 2024 21:39:04 +0000 Received: from SJ5PEPF000001D1.namprd05.prod.outlook.com (2603:10b6:a03:94:cafe::32) by BYAPR01CA0043.outlook.office365.com (2603:10b6:a03:94::20) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.7409.13 via Frontend Transport; Tue, 26 Mar 2024 21:39:04 +0000 Received: from SATLEXMB03.amd.com (165.204.84.17) by SJ5PEPF000001D1.mail.protection.outlook.com (10.167.242.53) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.20.7409.10 via Frontend Transport; Tue, 26 Mar 2024 21:39:03 +0000 Received: from SATLEXMB03.amd.com (10.181.40.144) by SATLEXMB03.amd.com (10.181.40.144) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.35; Tue, 26 Mar 2024 16:39:02 -0500 Received: from fedora.mshome.net (10.180.168.240) by SATLEXMB03.amd.com (10.181.40.144) with Microsoft SMTP Server id 15.1.2507.35 via Frontend Transport; Tue, 26 Mar 2024 16:39:01 -0500 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: 45bb9f4e-ebb9-11ee-a1ef-f123f15fe8a2 ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=hw6oZ3dbFjT78Uq8gPrlFnjvHDrr8oFTozbQkUpX11+de4mwTS+EKS4FyZ/ivQcZjSpG8ekzILF2bk+i5dqrVXxK00QB5bg6uHMOyMR3/t4yVcnb/TqZxbfN41tUv/eg86ajBJZpz6qcVlj7cqxXlS1xvDfZUnm9sUlITE5KNQEoWW7aIw03x4I6P0I6R31e3fENRDxI0HwEtJ2StDQxUydviAx2Rg0/gFPt1jRlVgg9hSYbJG4kd0mMFUzttvqt2N38vR/bVmOQil14mk+hEu0Sc21k3zTmKekyl/SHMMfsOuc1NnTyr4JwhnzgkLUni0JlWfbv8Gjyq1ieE2dICg== 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=TUHahSKteoMzLlSudCvzefdtpHOZ4svXrCedT2722Zc=; b=HuHpV+LxuynrTNOoWg51b/y5xYh+tRmwzVEbnhlyKqEXNBrb66u20qqKdIl8XGCmg0yWE+AcwXP+jXMEzYaQvyrQsMU9BDe9Fhkl50ibEzjHfnsRDO/KiLKurUaXB+P1H3XqZslFJJvvCUb6Hj9BzUZznyzNhfYm2+y+8N1b5XBGKFbpcrbkAZg7Ep13kToklvURy7yvfj3gCBVTZGDKucLlL1I95TZ1HZCHiqNO3RBQ15DHPcvFXnAsEjLQSUfmK71VDldz+QIBGlxQYWL77505rhZ7uu6JHxd0SZk5H1hPtNAbmzL+I7Lxp32I0L0OX+Lu/O6weytg1nUb4KKplA== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass (sender ip is 165.204.84.17) smtp.rcpttodomain=lists.xenproject.org smtp.mailfrom=amd.com; dmarc=pass (p=quarantine sp=quarantine pct=100) action=none header.from=amd.com; dkim=none (message not signed); arc=none (0) 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=TUHahSKteoMzLlSudCvzefdtpHOZ4svXrCedT2722Zc=; b=ZNq2YrdAVCpyFimtJkDeYIUEWaSXA9hm4d8r3rgHa2E2WaFu6rvQqM91vE2RBSrMjP6FQ8Mx2xtbirvvwniZq9hGP1z2ukMYf7yPZ/hsdnTC7Yhi9rgKOFB9EOEl98wtNv5DIHpgBIy2a+Xe2p7q1qWPe3bwQDVYSJYG+upfdIc= X-MS-Exchange-Authentication-Results: spf=pass (sender IP is 165.204.84.17) smtp.mailfrom=amd.com; dkim=none (message not signed) header.d=none;dmarc=pass action=none header.from=amd.com; Received-SPF: Pass (protection.outlook.com: domain of amd.com designates 165.204.84.17 as permitted sender) receiver=protection.outlook.com; client-ip=165.204.84.17; helo=SATLEXMB03.amd.com; pr=C From: Jason Andryuk To: CC: Jason Andryuk , Andrew Cooper , George Dunlap , "Jan Beulich" , Julien Grall , "Stefano Stabellini" Subject: [PATCH v5 5/6] xen/elfnote: Specify ELF Notes are x86-specific Date: Tue, 26 Mar 2024 17:38:46 -0400 Message-ID: <20240326213847.3944-6-jason.andryuk@amd.com> X-Mailer: git-send-email 2.44.0 In-Reply-To: <20240326213847.3944-1-jason.andryuk@amd.com> References: <20240326213847.3944-1-jason.andryuk@amd.com> MIME-Version: 1.0 Received-SPF: None (SATLEXMB03.amd.com: jason.andryuk@amd.com does not designate permitted sender hosts) X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: SJ5PEPF000001D1:EE_|SJ2PR12MB7799:EE_ X-MS-Office365-Filtering-Correlation-Id: 1093dde7-b8e2-4534-6c27-08dc4ddd2827 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:165.204.84.17;CTRY:US;LANG:en;SCL:1;SRV:;IPV:CAL;SFV:NSPM;H:SATLEXMB03.amd.com;PTR:InfoDomainNonexistent;CAT:NONE;SFS:(13230031)(376005)(1800799015)(36860700004)(82310400014);DIR:OUT;SFP:1101; X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 26 Mar 2024 21:39:03.4051 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 1093dde7-b8e2-4534-6c27-08dc4ddd2827 X-MS-Exchange-CrossTenant-Id: 3dd8961f-e488-4e60-8e11-a82d994e183d X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=3dd8961f-e488-4e60-8e11-a82d994e183d;Ip=[165.204.84.17];Helo=[SATLEXMB03.amd.com] X-MS-Exchange-CrossTenant-AuthSource: SJ5PEPF000001D1.namprd05.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: SJ2PR12MB7799 The Xen ELF Notes are only used with x86. libelf's elf_xen_note_check() exits early for ARM binaries with "ELF: Not bothering with notes on ARM". Add a comment to the top of elfnote.h specifying that Notes are only used with x86 binaries. This is to avoid adding disclaimers for individual notes. Signed-off-by: Jason Andryuk Acked-by: Jan Beulich --- xen/include/public/elfnote.h | 2 ++ 1 file changed, 2 insertions(+) diff --git a/xen/include/public/elfnote.h b/xen/include/public/elfnote.h index 8bf54d035b..1d84b05f44 100644 --- a/xen/include/public/elfnote.h +++ b/xen/include/public/elfnote.h @@ -24,6 +24,8 @@ * * String values (for non-legacy) are NULL terminated ASCII, also known * as ASCIZ type. + * + * Xen only uses ELF Notes contained in x86 binaries. */ /*