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=-13.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,MSGID_FROM_MTA_HEADER,SPF_HELO_NONE,SPF_PASS, USER_AGENT_GIT autolearn=ham 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 7E34EC433ED for ; Fri, 9 Apr 2021 08:47:35 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 48B2B61025 for ; Fri, 9 Apr 2021 08:47:35 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232203AbhDIIrq (ORCPT ); Fri, 9 Apr 2021 04:47:46 -0400 Received: from mail-mw2nam12on2040.outbound.protection.outlook.com ([40.107.244.40]:23649 "EHLO NAM12-MW2-obe.outbound.protection.outlook.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S229846AbhDIIrp (ORCPT ); Fri, 9 Apr 2021 04:47:45 -0400 ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=RWIQnAfMR2eB6AwQjtffVaCb0Z2G21iTlh3a38ysc6g+rk6mD1JGMMKYkN3XNEjxVz/ygt+QbNKBaSeB+4ceod2ZYBY7kVqiaJstd0F2eYoqNU442vqNCv88/JB8c0O70vcGeq1hr+UlUv9do/TcE2Gwe2/Pmh/Ko0GaL2QwAbOBvpweEGQX0fBhSyq4/zXtBhcsPPdRtVcoq/0blSwWRogvzwV4fpd4j+Pf44vcEJLfMz22fsGE9YbTmD5/zVw3XnTYFCn5G1gBg9osTG1sHY7dJYc3JzrESRM2fK+705Xpi3Ub7ucWF82PhzYroWxJVQSAzERsRyStwQ7MBKXIjQ== 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=TVJ8aZ4GYji1nxK6iPH17iTn16wDS+SYn5itFVukHcU=; b=SoYtQdPlSl4DCU+31BTxRXbk4V2K4Tl80zl1gGHxXR2x4mLFM0pmPa74oAXeWVU//d761NwT8E9KRpFL8HvbT285XYjjsWdlqg+IfYyZuu3DmTuEwq6MyiomCAvKUB+kWTeYWazueYcbjCtXASHM0mKJ7tbiw9bYo+mPaZDNWUkKDxG148ADma5IdStXOMBO4ztQfTYRucbB5a9xocB/0+yY55NRjViuDQU52KD5c4sOtK0BzkwzBAZntiJ8K+e5RyGnzhsFIJ6qItjYX3DDkGaPdLoJvaU/I/i4rf28Lm7z7m2WgjFkymDNqcrpGi0VTyCyYNuYCxkwGGd8P4VMAg== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=amd.com; dmarc=pass action=none header.from=amd.com; dkim=pass header.d=amd.com; 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=TVJ8aZ4GYji1nxK6iPH17iTn16wDS+SYn5itFVukHcU=; b=i69U5ZKxYhfFsVPtp3BD8lan6DOPO7iqP0E5ZcWRHMLHs/eKGpPQ5DT/zvEVTdvfJBGsMK4TezPi090kBA7KqmpcW3So6PQpPXWRNQoZQQ5+PDS1rLOxLD0po9m8fVnVHI4K4iLjJCyS/Cobsl7abLsQ4/JttnVeUtiuSI7jOTc= Authentication-Results: vger.kernel.org; dkim=none (message not signed) header.d=none;vger.kernel.org; dmarc=none action=none header.from=amd.com; Received: from BYAPR12MB4597.namprd12.prod.outlook.com (2603:10b6:a03:10b::14) by BY5PR12MB3889.namprd12.prod.outlook.com (2603:10b6:a03:1ad::30) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3999.32; Fri, 9 Apr 2021 08:47:31 +0000 Received: from BYAPR12MB4597.namprd12.prod.outlook.com ([fe80::cc86:d78a:bb1d:5109]) by BYAPR12MB4597.namprd12.prod.outlook.com ([fe80::cc86:d78a:bb1d:5109%5]) with mapi id 15.20.3999.036; Fri, 9 Apr 2021 08:47:31 +0000 From: Suravee Suthikulpanit To: linux-kernel@vger.kernel.org, iommu@lists.linux-foundation.org Cc: joro@8bytes.org, will@kernel.org, jsnitsel@redhat.com, pmenzel@molgen.mpg.de, Jon.Grimm@amd.com, Suravee Suthikulpanit Subject: [PATCH 0/2] iommu/amd: Revert and remove failing PMC test Date: Fri, 9 Apr 2021 03:58:46 -0500 Message-Id: <20210409085848.3908-1-suravee.suthikulpanit@amd.com> X-Mailer: git-send-email 2.17.1 Content-Type: text/plain X-Originating-IP: [165.204.78.2] X-ClientProxiedBy: SN6PR01CA0011.prod.exchangelabs.com (2603:10b6:805:b6::24) To BYAPR12MB4597.namprd12.prod.outlook.com (2603:10b6:a03:10b::14) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from ethanolx5673host.amd.com (165.204.78.2) by SN6PR01CA0011.prod.exchangelabs.com (2603:10b6:805:b6::24) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4020.17 via Frontend Transport; Fri, 9 Apr 2021 08:47:30 +0000 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: 6588fbdf-471b-43d8-d7aa-08d8fb341c7a X-MS-TrafficTypeDiagnostic: BY5PR12MB3889: X-MS-Exchange-Transport-Forked: True X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:7691; X-MS-Exchange-SenderADCheck: 1 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:BYAPR12MB4597.namprd12.prod.outlook.com;PTR:;CAT:NONE;SFS:(4636009)(376002)(136003)(396003)(366004)(346002)(39860400002)(7696005)(52116002)(38100700001)(36756003)(26005)(38350700001)(83380400001)(4326008)(8936002)(8676002)(66946007)(44832011)(5660300002)(2616005)(86362001)(478600001)(2906002)(66476007)(1076003)(16526019)(6486002)(186003)(956004)(316002)(6666004)(66556008)(4744005);DIR:OUT;SFP:1101; X-MS-Exchange-AntiSpam-MessageData: =?us-ascii?Q?0bfRJzq3Hjhgl+i5K7rrHv2qjlnQuvYTuMDFrllp4EJqprh2wCRs+2NBhoLC?= =?us-ascii?Q?z7RhnSMSvnmpy3jl9TxzlzFRnnNlm5GwIX35tTXVOeNlwUu+eqkGERjyhrZc?= =?us-ascii?Q?RBkP8oLgA9mI/a+Lv6YupQw/5WdpACHIvKn/Un1WwspmvdnG1tuPRk4bVD9Y?= =?us-ascii?Q?g1Danog566NNeFNdpoGvRdRsY74B0NlDkOGGMqJrEPlv7sN9Y8nxGxAU6jnD?= =?us-ascii?Q?pGXF27wra/hLO8gfCDQL2sGO1KUo/YhyelwbI+1RINfxoygm7nFXYktXWMd/?= =?us-ascii?Q?NNrBckwOSqNqvdKWUFei7bGnXrofpynp2+lZ/a4Vl33XThH1QKDbdOMH3fjK?= =?us-ascii?Q?HMWpxToyuIIlCbBeMdMEaSLGd22InbFMrgIxCezIz6VwP/uCj9b2WGIz+SqC?= =?us-ascii?Q?2YHCm3NoKqM+G25BASzZp+YC1HdcQKsKBTEg7n2qczPKI5XAbAo99n2fW68P?= =?us-ascii?Q?ucN5COziR75KMfb5K9lX3XqjlI0qXLBW/sD8h/ecPEiIgbOxIImkkAaCND1g?= =?us-ascii?Q?sW8bWRBpdUmToyUMJz1QmgB0LAt19R7/aYaLulg3gOU2/ZqcUdtCj4uwsc6O?= =?us-ascii?Q?qSH+SVKRRFqkmM4aCXKd/SaQp/MOEuaIXOkklTWij21Jj8qX7v2pv//GXMBv?= =?us-ascii?Q?ONMm1vkZibvulpigTDoOkDqUP3vl8XCU7NNK7B79atXHLOLOrE0db6ZnQ3+e?= =?us-ascii?Q?YiVQBgH8aCe0cbQERrIs02QVNEla8fxNM6fW7EIn9E8IzMWGIR6FmRsJQLU8?= =?us-ascii?Q?wIFIgnxeXr7w5QcP+Fezfh+sXqxN/t2dnIX3ZQY/fYuTwB/GIStFX/mwCVDm?= =?us-ascii?Q?ci8r1bxVcE1PO1BjHq0gVvcMGNtAt9r+aySg3y4r/61T0opdKt00/1c+okp0?= =?us-ascii?Q?3BR4bzs0XzjD4i8eLoveDmJpyeXH/w89z5TKQE3ks3qpuaDPaToPIZfp1lMz?= =?us-ascii?Q?GTANM4ot5+EaY6DCYfATOEAXqc9O7XTTqkYtz1KmZZHZMfc0UARRxl8YLE1K?= =?us-ascii?Q?upbOk721JuSHIw9Yu+vGRB7r4SIdbxrq22NLsDnQWdvDgvrNsOmAsCTt34TC?= =?us-ascii?Q?PKpas6fLh7GrvyZvH3Fm2HGbI2XeS4cfd9A6ytY5+K5MEOaUiO76JMfT0kuI?= =?us-ascii?Q?a0Kpq/pTivBGKYLoiNujweqxaf4qW2EodGVWSLacFjnEVeEsQO47p6ZCXmi8?= =?us-ascii?Q?sDuDMKCW1Bf4aLBVykDSimT5CQTPRZim1oeklKmn1dZfMuwECm+HUExSrQlC?= =?us-ascii?Q?lU6x18Ea30SvGVJU4RPW7DPAYBC2JBP42btFrCwo+LOF5Lwm8iXjc1KNKKah?= =?us-ascii?Q?+Sir5xcnw6eVrYfV3b8HIZOA?= X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-Network-Message-Id: 6588fbdf-471b-43d8-d7aa-08d8fb341c7a X-MS-Exchange-CrossTenant-AuthSource: BYAPR12MB4597.namprd12.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 09 Apr 2021 08:47:31.1156 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 3dd8961f-e488-4e60-8e11-a82d994e183d X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: FNSUMrGINxbOqiXfnqoneTCYKo4jJSyWBdFxW8i1NPSFtvZLaSituLWAEPEvQ7cNY1ZyaGJJDOYYmMo6PkBP7g== X-MS-Exchange-Transport-CrossTenantHeadersStamped: BY5PR12MB3889 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This has prevented PMC to work on more recent desktop/mobile platforms, where the PMC power-gating is normally enabled. After consulting with HW designers and IOMMU maintainer, we have decide to remove the legacy test altogether to avoid future PMC enabling issues. Thanks the community for helping to test, investigate, provide data and report issues on several platforms in the field. Regards, Suravee Paul Menzel (1): Revert "iommu/amd: Fix performance counter initialization" Suravee Suthikulpanit (1): iommu/amd: Remove performance counter pre-initialization test drivers/iommu/amd/init.c | 49 ++-------------------------------------- 1 file changed, 2 insertions(+), 47 deletions(-) -- 2.17.1 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=-11.5 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, MSGID_FROM_MTA_HEADER,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham 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 97B50C433B4 for ; Fri, 9 Apr 2021 08:47:38 +0000 (UTC) Received: from smtp4.osuosl.org (smtp4.osuosl.org [140.211.166.137]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 1BDA161025 for ; Fri, 9 Apr 2021 08:47:38 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 1BDA161025 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=amd.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=iommu-bounces@lists.linux-foundation.org Received: from localhost (localhost [127.0.0.1]) by smtp4.osuosl.org (Postfix) with ESMTP id AB01741903; Fri, 9 Apr 2021 08:47:37 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from smtp4.osuosl.org ([127.0.0.1]) by localhost (smtp4.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id Ogg4zjywWMWn; Fri, 9 Apr 2021 08:47:36 +0000 (UTC) Received: from lists.linuxfoundation.org (lf-lists.osuosl.org [IPv6:2605:bc80:3010:104::8cd3:938]) by smtp4.osuosl.org (Postfix) with ESMTP id 5B9014190C; Fri, 9 Apr 2021 08:47:36 +0000 (UTC) Received: from lf-lists.osuosl.org (localhost [127.0.0.1]) by lists.linuxfoundation.org (Postfix) with ESMTP id 30928C000B; Fri, 9 Apr 2021 08:47:36 +0000 (UTC) Received: from smtp1.osuosl.org (smtp1.osuosl.org [IPv6:2605:bc80:3010::138]) by lists.linuxfoundation.org (Postfix) with ESMTP id C1F12C000A for ; Fri, 9 Apr 2021 08:47:34 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by smtp1.osuosl.org (Postfix) with ESMTP id B021883F11 for ; Fri, 9 Apr 2021 08:47:34 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Authentication-Results: smtp1.osuosl.org (amavisd-new); dkim=pass (1024-bit key) header.d=amd.com Received: from smtp1.osuosl.org ([127.0.0.1]) by localhost (smtp1.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id HkuPUpecqB7d for ; Fri, 9 Apr 2021 08:47:33 +0000 (UTC) X-Greylist: whitelisted by SQLgrey-1.8.0 Received: from NAM12-MW2-obe.outbound.protection.outlook.com (mail-mw2nam12on2056.outbound.protection.outlook.com [40.107.244.56]) by smtp1.osuosl.org (Postfix) with ESMTPS id A3390835C9 for ; Fri, 9 Apr 2021 08:47:33 +0000 (UTC) ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=RWIQnAfMR2eB6AwQjtffVaCb0Z2G21iTlh3a38ysc6g+rk6mD1JGMMKYkN3XNEjxVz/ygt+QbNKBaSeB+4ceod2ZYBY7kVqiaJstd0F2eYoqNU442vqNCv88/JB8c0O70vcGeq1hr+UlUv9do/TcE2Gwe2/Pmh/Ko0GaL2QwAbOBvpweEGQX0fBhSyq4/zXtBhcsPPdRtVcoq/0blSwWRogvzwV4fpd4j+Pf44vcEJLfMz22fsGE9YbTmD5/zVw3XnTYFCn5G1gBg9osTG1sHY7dJYc3JzrESRM2fK+705Xpi3Ub7ucWF82PhzYroWxJVQSAzERsRyStwQ7MBKXIjQ== 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=TVJ8aZ4GYji1nxK6iPH17iTn16wDS+SYn5itFVukHcU=; b=SoYtQdPlSl4DCU+31BTxRXbk4V2K4Tl80zl1gGHxXR2x4mLFM0pmPa74oAXeWVU//d761NwT8E9KRpFL8HvbT285XYjjsWdlqg+IfYyZuu3DmTuEwq6MyiomCAvKUB+kWTeYWazueYcbjCtXASHM0mKJ7tbiw9bYo+mPaZDNWUkKDxG148ADma5IdStXOMBO4ztQfTYRucbB5a9xocB/0+yY55NRjViuDQU52KD5c4sOtK0BzkwzBAZntiJ8K+e5RyGnzhsFIJ6qItjYX3DDkGaPdLoJvaU/I/i4rf28Lm7z7m2WgjFkymDNqcrpGi0VTyCyYNuYCxkwGGd8P4VMAg== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=amd.com; dmarc=pass action=none header.from=amd.com; dkim=pass header.d=amd.com; 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=TVJ8aZ4GYji1nxK6iPH17iTn16wDS+SYn5itFVukHcU=; b=i69U5ZKxYhfFsVPtp3BD8lan6DOPO7iqP0E5ZcWRHMLHs/eKGpPQ5DT/zvEVTdvfJBGsMK4TezPi090kBA7KqmpcW3So6PQpPXWRNQoZQQ5+PDS1rLOxLD0po9m8fVnVHI4K4iLjJCyS/Cobsl7abLsQ4/JttnVeUtiuSI7jOTc= Authentication-Results: vger.kernel.org; dkim=none (message not signed) header.d=none;vger.kernel.org; dmarc=none action=none header.from=amd.com; Received: from BYAPR12MB4597.namprd12.prod.outlook.com (2603:10b6:a03:10b::14) by BY5PR12MB3889.namprd12.prod.outlook.com (2603:10b6:a03:1ad::30) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3999.32; Fri, 9 Apr 2021 08:47:31 +0000 Received: from BYAPR12MB4597.namprd12.prod.outlook.com ([fe80::cc86:d78a:bb1d:5109]) by BYAPR12MB4597.namprd12.prod.outlook.com ([fe80::cc86:d78a:bb1d:5109%5]) with mapi id 15.20.3999.036; Fri, 9 Apr 2021 08:47:31 +0000 From: Suravee Suthikulpanit To: linux-kernel@vger.kernel.org, iommu@lists.linux-foundation.org Subject: [PATCH 0/2] iommu/amd: Revert and remove failing PMC test Date: Fri, 9 Apr 2021 03:58:46 -0500 Message-Id: <20210409085848.3908-1-suravee.suthikulpanit@amd.com> X-Mailer: git-send-email 2.17.1 X-Originating-IP: [165.204.78.2] X-ClientProxiedBy: SN6PR01CA0011.prod.exchangelabs.com (2603:10b6:805:b6::24) To BYAPR12MB4597.namprd12.prod.outlook.com (2603:10b6:a03:10b::14) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from ethanolx5673host.amd.com (165.204.78.2) by SN6PR01CA0011.prod.exchangelabs.com (2603:10b6:805:b6::24) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4020.17 via Frontend Transport; Fri, 9 Apr 2021 08:47:30 +0000 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: 6588fbdf-471b-43d8-d7aa-08d8fb341c7a X-MS-TrafficTypeDiagnostic: BY5PR12MB3889: X-MS-Exchange-Transport-Forked: True X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:7691; X-MS-Exchange-SenderADCheck: 1 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 9M0EvTD77kTx52I9n4CdJHuc/kASLfhZlqlRHEmWfbOVN9C40h3atuBB1PgYjBwyQcs0QuJOFZcSryUqgl2r0rx2rvkitj5drz2eW430SJr46etQVm05fjZuFBYhtc6aZvb0mlNrkJ/jeaawEFcmdOsi0ZNOVACOsjYE4BAHv1HlzhE11aIAF75k9JGzEOs45XlSFDfxC9RIeOAyT+MoJdYZJ5kYPPiQQrpl6MWba4ZnAIvVebzX4PfpkK3g/EA9cuanXcI1ps4S7kfLLmbfFUrzb8bLyYE99n8S3aghJSKdkKLbbcPv8UqDMgoJgAEKkEBYyJET9yINhmqm0d5j+nsiEYPekLSpZSkQP1b6zRiYceR/+wRTP6ETAChsMjwFM04ixv7M2g/qWD/P0k62LHqHGsQOhcstutlC9EMn5MzBZdNg0vwdtPoh37/b368hOXi5BhTXa3yyL8qNjG1rG70L0EdcVERLuNOL8D9fCofwQpGbyHd8cS+pdeq1AQVYSKXJjeFYtY8nuStagqJXkWQ6rUt1HZWEZNRVZWQ5WqBieMc9u4xGB7Ht9u/jpxSJr5WDzb8yQlnFu9cM2h253tDdHeCvd1CS/+WL6N4kExwJ7MUfUAIRiI3hJnk0jvHBNgx5tWhk/eIf6tQJQagT2I21zIPtfS+IZFOtJ25rEvy+1D3TOCpGs4HHuiP6Ju5C X-Forefront-Antispam-Report: CIP:255.255.255.255; CTRY:; LANG:en; SCL:1; SRV:; IPV:NLI; SFV:NSPM; H:BYAPR12MB4597.namprd12.prod.outlook.com; PTR:; CAT:NONE; SFS:(4636009)(376002)(136003)(396003)(366004)(346002)(39860400002)(7696005)(52116002)(38100700001)(36756003)(26005)(38350700001)(83380400001)(4326008)(8936002)(8676002)(66946007)(44832011)(5660300002)(2616005)(86362001)(478600001)(2906002)(66476007)(1076003)(16526019)(6486002)(186003)(956004)(316002)(6666004)(66556008)(4744005); DIR:OUT; SFP:1101; X-MS-Exchange-AntiSpam-MessageData: =?us-ascii?Q?0bfRJzq3Hjhgl+i5K7rrHv2qjlnQuvYTuMDFrllp4EJqprh2wCRs+2NBhoLC?= =?us-ascii?Q?z7RhnSMSvnmpy3jl9TxzlzFRnnNlm5GwIX35tTXVOeNlwUu+eqkGERjyhrZc?= =?us-ascii?Q?RBkP8oLgA9mI/a+Lv6YupQw/5WdpACHIvKn/Un1WwspmvdnG1tuPRk4bVD9Y?= =?us-ascii?Q?g1Danog566NNeFNdpoGvRdRsY74B0NlDkOGGMqJrEPlv7sN9Y8nxGxAU6jnD?= =?us-ascii?Q?pGXF27wra/hLO8gfCDQL2sGO1KUo/YhyelwbI+1RINfxoygm7nFXYktXWMd/?= =?us-ascii?Q?NNrBckwOSqNqvdKWUFei7bGnXrofpynp2+lZ/a4Vl33XThH1QKDbdOMH3fjK?= =?us-ascii?Q?HMWpxToyuIIlCbBeMdMEaSLGd22InbFMrgIxCezIz6VwP/uCj9b2WGIz+SqC?= =?us-ascii?Q?2YHCm3NoKqM+G25BASzZp+YC1HdcQKsKBTEg7n2qczPKI5XAbAo99n2fW68P?= =?us-ascii?Q?ucN5COziR75KMfb5K9lX3XqjlI0qXLBW/sD8h/ecPEiIgbOxIImkkAaCND1g?= =?us-ascii?Q?sW8bWRBpdUmToyUMJz1QmgB0LAt19R7/aYaLulg3gOU2/ZqcUdtCj4uwsc6O?= =?us-ascii?Q?qSH+SVKRRFqkmM4aCXKd/SaQp/MOEuaIXOkklTWij21Jj8qX7v2pv//GXMBv?= =?us-ascii?Q?ONMm1vkZibvulpigTDoOkDqUP3vl8XCU7NNK7B79atXHLOLOrE0db6ZnQ3+e?= =?us-ascii?Q?YiVQBgH8aCe0cbQERrIs02QVNEla8fxNM6fW7EIn9E8IzMWGIR6FmRsJQLU8?= =?us-ascii?Q?wIFIgnxeXr7w5QcP+Fezfh+sXqxN/t2dnIX3ZQY/fYuTwB/GIStFX/mwCVDm?= =?us-ascii?Q?ci8r1bxVcE1PO1BjHq0gVvcMGNtAt9r+aySg3y4r/61T0opdKt00/1c+okp0?= =?us-ascii?Q?3BR4bzs0XzjD4i8eLoveDmJpyeXH/w89z5TKQE3ks3qpuaDPaToPIZfp1lMz?= =?us-ascii?Q?GTANM4ot5+EaY6DCYfATOEAXqc9O7XTTqkYtz1KmZZHZMfc0UARRxl8YLE1K?= =?us-ascii?Q?upbOk721JuSHIw9Yu+vGRB7r4SIdbxrq22NLsDnQWdvDgvrNsOmAsCTt34TC?= =?us-ascii?Q?PKpas6fLh7GrvyZvH3Fm2HGbI2XeS4cfd9A6ytY5+K5MEOaUiO76JMfT0kuI?= =?us-ascii?Q?a0Kpq/pTivBGKYLoiNujweqxaf4qW2EodGVWSLacFjnEVeEsQO47p6ZCXmi8?= =?us-ascii?Q?sDuDMKCW1Bf4aLBVykDSimT5CQTPRZim1oeklKmn1dZfMuwECm+HUExSrQlC?= =?us-ascii?Q?lU6x18Ea30SvGVJU4RPW7DPAYBC2JBP42btFrCwo+LOF5Lwm8iXjc1KNKKah?= =?us-ascii?Q?+Sir5xcnw6eVrYfV3b8HIZOA?= X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-Network-Message-Id: 6588fbdf-471b-43d8-d7aa-08d8fb341c7a X-MS-Exchange-CrossTenant-AuthSource: BYAPR12MB4597.namprd12.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 09 Apr 2021 08:47:31.1156 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 3dd8961f-e488-4e60-8e11-a82d994e183d X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: FNSUMrGINxbOqiXfnqoneTCYKo4jJSyWBdFxW8i1NPSFtvZLaSituLWAEPEvQ7cNY1ZyaGJJDOYYmMo6PkBP7g== X-MS-Exchange-Transport-CrossTenantHeadersStamped: BY5PR12MB3889 Cc: pmenzel@molgen.mpg.de, Jon.Grimm@amd.com, will@kernel.org X-BeenThere: iommu@lists.linux-foundation.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: Development issues for Linux IOMMU support List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: iommu-bounces@lists.linux-foundation.org Sender: "iommu" This has prevented PMC to work on more recent desktop/mobile platforms, where the PMC power-gating is normally enabled. After consulting with HW designers and IOMMU maintainer, we have decide to remove the legacy test altogether to avoid future PMC enabling issues. Thanks the community for helping to test, investigate, provide data and report issues on several platforms in the field. Regards, Suravee Paul Menzel (1): Revert "iommu/amd: Fix performance counter initialization" Suravee Suthikulpanit (1): iommu/amd: Remove performance counter pre-initialization test drivers/iommu/amd/init.c | 49 ++-------------------------------------- 1 file changed, 2 insertions(+), 47 deletions(-) -- 2.17.1 _______________________________________________ iommu mailing list iommu@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/iommu