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=-18.8 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_GIT autolearn=unavailable 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 AA586C433ED for ; Tue, 20 Apr 2021 13:24:38 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 76394613B1 for ; Tue, 20 Apr 2021 13:24:38 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232304AbhDTNZI (ORCPT ); Tue, 20 Apr 2021 09:25:08 -0400 Received: from mail-bn8nam12on2076.outbound.protection.outlook.com ([40.107.237.76]:50816 "EHLO NAM12-BN8-obe.outbound.protection.outlook.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S230408AbhDTNZH (ORCPT ); Tue, 20 Apr 2021 09:25:07 -0400 ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=JDHyRgglcH3DBA2s8BZusIDTUXtMYC0vQqCUs3o41SatZ9QcHPmu/MdhF29IP3CZsGvlm2UswOHZONcL37qSNI/uj4vVDwFiIxDUAUERXzRYPfJGEs5dUCZg6PK/eFuAFxkZr6ePIYKJ9kxNLx62c302WWeIm51qxGdfj1ZgnsvhaXTVtW4v6h+bqp9H9oryJjql6WvmflaJuamejvRyaS47PTZ+/sUR6HRgx0GRDeeMd7PquVYBrlrseew1sw9JJG3/xp5IGdzd6KQjEhQllX2SJrL8GL8kh0WtySabzDEfALz0m0DFeF8PucYdGxdM8NSQQNLtZHsAjhHbvMEGjA== 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=n+dqvTnjuEQpoFBzT4C8/GxWCKT7tY8+nDneVmp5o44=; b=MHaAXRYsa7C3fKRH0zW77YZttXjtMN5GnwuuKlyvy7eqnxbcFvWTKetjE7VqQWjqWwl0iB6p4CiLkTc7HJ776h8XnWm14B/uvb2R1S1dRFDwhloOqOyHZ2ljRG9BskNQCV+1sMg0YYdSMbAzdfGDVAmJE1y4bGZL9NtxYmpzVETvZf5IIIgnkzKQu9CsvPjAQ0nXD5kppiScb2qE2IlJibckR53SWzGSnPlV6XRERJ4sdXTibvYStc+q0+KpO84JYArkwl2cnTVzX1nhCydXUZcuE2R1nF8KGTjcQEzzwTenuo4g5n+XWKfMqWj95e4UuxyI61PF2vW4asoHMNNYJQ== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass (sender ip is 216.228.112.36) smtp.rcpttodomain=vger.kernel.org smtp.mailfrom=nvidia.com; dmarc=pass (p=none sp=none pct=100) action=none header.from=nvidia.com; dkim=none (message not signed); 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=n+dqvTnjuEQpoFBzT4C8/GxWCKT7tY8+nDneVmp5o44=; b=qe6c/3/MFhKft8StWmDWHkQp/zyGiQCxgI+lwfR4cjVJuiMujFdWf9ZHFX/D5JqDkfYb4sOr2VpBnU1QpeF4bvPy7kB+51pZCL+WfyEERBBXbZs1hMR6RyMF02ufeMsYq0xaTqrFaiPWscCg7n9/QdHjKtFqTn8fDBC2motcv2v0KBTak1R501JcQ2pQxjukNhj3+QiDu76mfrKCviSIB1MZUHRbW9wS+2t9JkLBZLYV7vnLDeymcbGrc+SnEGnc/9d5M4o/roR8NXeOdOcI+4uYzlaPDOThnoORmK8f97xN+U85IT1bczE9CZTAk63vPsi8df8y0CJp3PsIiHuveA== Received: from BN6PR19CA0119.namprd19.prod.outlook.com (2603:10b6:404:a0::33) by DM5PR12MB1402.namprd12.prod.outlook.com (2603:10b6:3:73::12) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4042.16; Tue, 20 Apr 2021 13:24:33 +0000 Received: from BN8NAM11FT026.eop-nam11.prod.protection.outlook.com (2603:10b6:404:a0:cafe::82) by BN6PR19CA0119.outlook.office365.com (2603:10b6:404:a0::33) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4065.20 via Frontend Transport; Tue, 20 Apr 2021 13:24:33 +0000 X-MS-Exchange-Authentication-Results: spf=pass (sender IP is 216.228.112.36) smtp.mailfrom=nvidia.com; vger.kernel.org; dkim=none (message not signed) header.d=none;vger.kernel.org; dmarc=pass action=none header.from=nvidia.com; Received-SPF: Pass (protection.outlook.com: domain of nvidia.com designates 216.228.112.36 as permitted sender) receiver=protection.outlook.com; client-ip=216.228.112.36; helo=mail.nvidia.com; Received: from mail.nvidia.com (216.228.112.36) by BN8NAM11FT026.mail.protection.outlook.com (10.13.177.51) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384) id 15.20.4042.16 via Frontend Transport; Tue, 20 Apr 2021 13:24:33 +0000 Received: from HQMAIL105.nvidia.com (172.20.187.12) by HQMAIL101.nvidia.com (172.20.187.10) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Tue, 20 Apr 2021 13:24:32 +0000 Received: from moonraker.home (172.20.145.6) by mail.nvidia.com (172.20.187.12) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Tue, 20 Apr 2021 13:24:30 +0000 From: Jon Hunter To: Richard Cochran CC: , , , Jianyong Wu , "Marc Zyngier" , Jon Hunter Subject: [PATCH] ptp: Don't print an error if ptp_kvm is not supported Date: Tue, 20 Apr 2021 14:24:19 +0100 Message-ID: <20210420132419.1318148-1-jonathanh@nvidia.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 X-NVConfidentiality: public Content-Transfer-Encoding: 8bit Content-Type: text/plain X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: 263aedb3-19c0-4a16-2de1-08d903ffa2ea X-MS-TrafficTypeDiagnostic: DM5PR12MB1402: X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:6790; X-MS-Exchange-SenderADCheck: 1 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:216.228.112.36;CTRY:US;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:mail.nvidia.com;PTR:schybrid05.nvidia.com;CAT:NONE;SFS:(4636009)(346002)(396003)(376002)(136003)(39860400002)(36840700001)(46966006)(8676002)(107886003)(316002)(8936002)(36906005)(1076003)(82740400003)(82310400003)(86362001)(7636003)(6666004)(2616005)(6916009)(2906002)(5660300002)(47076005)(36756003)(426003)(83380400001)(478600001)(356005)(70206006)(36860700001)(186003)(54906003)(70586007)(336012)(26005)(4326008);DIR:OUT;SFP:1101; X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 20 Apr 2021 13:24:33.2736 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 263aedb3-19c0-4a16-2de1-08d903ffa2ea X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a;Ip=[216.228.112.36];Helo=[mail.nvidia.com] X-MS-Exchange-CrossTenant-AuthSource: BN8NAM11FT026.eop-nam11.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: DM5PR12MB1402 Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Commit 300bb1fe7671 ("ptp: arm/arm64: Enable ptp_kvm for arm/arm64") enable ptp_kvm support for ARM platforms and for any ARM platform that does not support this, the following error message is displayed ... ERR KERN fail to initialize ptp_kvm For platforms that do not support ptp_kvm this error is a bit misleading and so fix this by only printing this message if the error returned by kvm_arch_ptp_init() is not -EOPNOTSUPP. Note that -EOPNOTSUPP is only returned by ARM platforms today if ptp_kvm is not supported. Fixes: 300bb1fe7671 ("ptp: arm/arm64: Enable ptp_kvm for arm/arm64") Signed-off-by: Jon Hunter --- drivers/ptp/ptp_kvm_common.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/ptp/ptp_kvm_common.c b/drivers/ptp/ptp_kvm_common.c index 721ddcede5e1..fcae32f56f25 100644 --- a/drivers/ptp/ptp_kvm_common.c +++ b/drivers/ptp/ptp_kvm_common.c @@ -138,7 +138,8 @@ static int __init ptp_kvm_init(void) ret = kvm_arch_ptp_init(); if (ret) { - pr_err("fail to initialize ptp_kvm"); + if (ret != -EOPNOTSUPP) + pr_err("fail to initialize ptp_kvm"); return ret; } -- 2.25.1