From nobody Tue Apr 28 23:19:16 2026 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 05B31C433FE for ; Thu, 26 May 2022 21:30:47 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1347748AbiEZVap (ORCPT ); Thu, 26 May 2022 17:30:45 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50356 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1345240AbiEZVak (ORCPT ); Thu, 26 May 2022 17:30:40 -0400 Received: from NAM11-BN8-obe.outbound.protection.outlook.com (mail-bn8nam11on2049.outbound.protection.outlook.com [40.107.236.49]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 0F29BC1EC8; Thu, 26 May 2022 14:30:39 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=Kn2Ba7933YZ80lgOCsyjxmMa700bwddaTRmIPVjTaGZ4qBA/LErGTL7BkKKWzzLNgbCLmjlE5V1ClPXowKCI0elG/6bhur9DFNtl+kuKiaakSONtxNsonWHT7p7Tx5z2AGjRNIz/twEe1m8G76i1o3b8zpOsfwOKzs+6gXcXYrtw6+1NY7EVlXqkU5PVhkwHm7iMWEu2F7EV0LQU1mbi7JIYXS5HYJscZxbMWXs85jRsSjG6CnI54ySQUsQka65erGWxJu4myAAXYBT566RREfwPbOI72adHC21ReNfyJ1kCsMEj0vLj7eIpXuU2Uc5C+Njg+LDEO2d5n6+Gjjf9aA== 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=hjUfjbrXrZm0cbzh+Pu2PDdKDV4S5/XQQm8YBj2AEcc=; b=Nmwu4MBD+uCutXZLafguYjYANl/qa+kzx8PAvHcIpcpu5lgWWNRojMg2sk5cSEVbWYJdRQPhCUXTIMorBUR9QUeGB0EegXkmNbYfkL3mmti1WWZnRstiaVYAzkfM2gAQMvWzG0AmozrZdnyg2jgo7dThGpQ19LvkEjNdfAjo5FzgbecU4NyFQnaXdRaMeLn4D/J7dVSgc3aOd4kw8QGtoMAf2EIYcLBx2hPA/0ilsabDWkH8xAy4IUo7YRwSFbeKJ0Gz+h4W94j4S49fHARY3l7I628y+yXdGGhbjUNxyBMTpK+INZ83JOihNqLiopBNwdgGLROD0fULSINSXSrXWw== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass (sender ip is 165.204.84.17) smtp.rcpttodomain=redhat.com 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 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=hjUfjbrXrZm0cbzh+Pu2PDdKDV4S5/XQQm8YBj2AEcc=; b=32SPeSQSkKsKvpHmUHoeFQ8QxzKj18D8YQEs8+BMyY33TJBRzlMYBG6OQlAIfdgeJnsYJXoHJPfuSuuO+2hMe+2NZBqTxRh1zLjjthwKm+Musv0p0iGfkcmfnaJS773/CheqJQRrC27M2EHDvs89l/rtF7yE/fcsDQPJ+rn3DLg= Received: from BN9PR03CA0847.namprd03.prod.outlook.com (2603:10b6:408:13d::12) by CH0PR12MB5266.namprd12.prod.outlook.com (2603:10b6:610:d1::10) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.5293.13; Thu, 26 May 2022 21:30:36 +0000 Received: from BN8NAM11FT068.eop-nam11.prod.protection.outlook.com (2603:10b6:408:13d:cafe::b7) by BN9PR03CA0847.outlook.office365.com (2603:10b6:408:13d::12) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.5293.13 via Frontend Transport; Thu, 26 May 2022 21:30:36 +0000 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=SATLEXMB04.amd.com; pr=C Received: from SATLEXMB04.amd.com (165.204.84.17) by BN8NAM11FT068.mail.protection.outlook.com (10.13.177.69) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.20.5293.13 via Frontend Transport; Thu, 26 May 2022 21:30:36 +0000 Received: from AUS-LX-MLIMONCI.amd.com (10.180.168.240) by SATLEXMB04.amd.com (10.181.40.145) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.24; Thu, 26 May 2022 16:30:34 -0500 From: Mario Limonciello To: , Paolo Bonzini , "Sean Christopherson" , Vitaly Kuznetsov , Wanpeng Li , Jim Mattson , "Joerg Roedel" , Thomas Gleixner , Ingo Molnar , Borislav Petkov , Dave Hansen , "maintainer:X86 ARCHITECTURE (32-BIT AND 64-BIT)" , "H. Peter Anvin" , "open list:KERNEL VIRTUAL MACHINE FOR X86 (KVM/x86)" , "open list:X86 ARCHITECTURE (32-BIT AND 64-BIT)" Subject: [PATCH] KVM: Only display message about bios support disabled once Date: Thu, 26 May 2022 16:30:38 -0500 Message-ID: <20220526213038.2027-1-mario.limonciello@amd.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Originating-IP: [10.180.168.240] X-ClientProxiedBy: SATLEXMB04.amd.com (10.181.40.145) To SATLEXMB04.amd.com (10.181.40.145) X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: 162c310c-06bd-4d44-8f58-08da3f5ef8e3 X-MS-TrafficTypeDiagnostic: CH0PR12MB5266:EE_ X-Microsoft-Antispam-PRVS: 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:SATLEXMB04.amd.com;PTR:InfoDomainNonexistent;CAT:NONE;SFS:(13230001)(4636009)(40470700004)(36840700001)(46966006)(36860700001)(5660300002)(8936002)(7416002)(316002)(921005)(82310400005)(86362001)(44832011)(4744005)(2906002)(356005)(81166007)(15650500001)(36756003)(7696005)(26005)(110136005)(47076005)(2616005)(508600001)(70586007)(70206006)(43170500006)(1076003)(83380400001)(16526019)(336012)(426003)(186003)(8676002)(40460700003)(36900700001);DIR:OUT;SFP:1101; X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 26 May 2022 21:30:36.0703 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 162c310c-06bd-4d44-8f58-08da3f5ef8e3 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=[SATLEXMB04.amd.com] X-MS-Exchange-CrossTenant-AuthSource: BN8NAM11FT068.eop-nam11.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: CH0PR12MB5266 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" On an OEM laptop I see the following message 10 times in my dmesg: "kvm: support for 'kvm_amd' disabled by bios" This might be useful the first time, but there really isn't a point to showing the error 9 more times. The BIOS still has it disabled. Change the message to only display one time. Signed-off-by: Mario Limonciello --- arch/x86/kvm/x86.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c index 4790f0d7d40b..80a8ea13f09a 100644 --- a/arch/x86/kvm/x86.c +++ b/arch/x86/kvm/x86.c @@ -8887,7 +8887,7 @@ int kvm_arch_init(void *opaque) goto out; } if (ops->disabled_by_bios()) { - pr_err_ratelimited("kvm: support for '%s' disabled by bios\n", + pr_err_once("kvm: support for '%s' disabled by bios\n", ops->runtime_ops->name); r =3D -EOPNOTSUPP; goto out; --=20 2.34.1