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=-5.5 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, MSGID_FROM_MTA_HEADER,NICE_REPLY_A,SPF_HELO_NONE,SPF_PASS,UNPARSEABLE_RELAY, USER_AGENT_SANE_1 autolearn=no 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 BDBB7C433E0 for ; Wed, 17 Mar 2021 14:59:21 +0000 (UTC) Received: from desiato.infradead.org (desiato.infradead.org [90.155.92.199]) (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 C1B0264E12 for ; Wed, 17 Mar 2021 14:59:20 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org C1B0264E12 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=arm.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=desiato.20200630; h=Sender:Content-Type: Content-Transfer-Encoding:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:MIME-Version:In-Reply-To:Date:Message-ID:From: References:Cc:To:Subject:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=XQnaZ7rQ8ZO9iYIoVPPhCNMWHZz3GPO7nUkMnLqdB44=; b=SOLRH1M+zy/bSxtG7WmUQuCp6 yaIj0ylK9XkLc4CkE5RxyjDV7dxq6/ylAW0uN9/l8dkMAtfx4j/0oGfchxv8XkCFd8TqHn7Mbf3JU UjxmyOIX5+7DoQTC2xEQJOqIrJvtM53+FnTEjoxtr0awBhv2N68Er4m5O83HxVmbzOr4W/lRQPqLl uNTB2Ok3ydTvvWo0OOrcKxkXjsNCOjZDSfFuUbRc4Ieu1nDiEnXUZvEV/iVnivuX8uN8epF4TU5Rp tN9S1KIkaBFci7tA//IpUYb4ojzWnSs1vByQKx/9UoCei4Og0Mg5JgLbTN9Ulj1zNvgMBE5aW8QDD ZmUvo49AQ==; Received: from localhost ([::1] helo=desiato.infradead.org) by desiato.infradead.org with esmtp (Exim 4.94 #2 (Red Hat Linux)) id 1lMXc9-003OFb-3P; Wed, 17 Mar 2021 14:57:37 +0000 Received: from mail-vi1eur05on2076.outbound.protection.outlook.com ([40.107.21.76] helo=EUR05-VI1-obe.outbound.protection.outlook.com) by desiato.infradead.org with esmtps (Exim 4.94 #2 (Red Hat Linux)) id 1lMXc4-003OEh-LM for linux-arm-kernel@lists.infradead.org; Wed, 17 Mar 2021 14:57:35 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=armh.onmicrosoft.com; s=selector2-armh-onmicrosoft-com; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=egX6TzQiWS5v06oPwfCFDc1fmLhn5G7VI4GOgWJnJwA=; b=H8Bpr03rzURON4XfDZDqks9BJsADMVMvmma9zk3OiI04L5bschJHAcr6+gpVPBLPbxKNse1UGWU4Pq+uwAZxrN6eUcLYRQTU/oLtccOwiRV0ypig+xSWSdvNKk69jFTlQNi520+LTLQ0wA5ZS2xbG/qK12jTfNHv6HudxGEkhvg= Received: from AM6PR05CA0017.eurprd05.prod.outlook.com (2603:10a6:20b:2e::30) by DB7PR08MB3306.eurprd08.prod.outlook.com (2603:10a6:5:1f::32) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3955.18; Wed, 17 Mar 2021 14:57:29 +0000 Received: from VE1EUR03FT023.eop-EUR03.prod.protection.outlook.com (2603:10a6:20b:2e:cafe::a3) by AM6PR05CA0017.outlook.office365.com (2603:10a6:20b:2e::30) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3955.18 via Frontend Transport; Wed, 17 Mar 2021 14:57:29 +0000 X-MS-Exchange-Authentication-Results: spf=pass (sender IP is 63.35.35.123) smtp.mailfrom=arm.com; lists.infradead.org; dkim=pass (signature was verified) header.d=armh.onmicrosoft.com;lists.infradead.org; dmarc=pass action=none header.from=arm.com; Received-SPF: Pass (protection.outlook.com: domain of arm.com designates 63.35.35.123 as permitted sender) receiver=protection.outlook.com; client-ip=63.35.35.123; helo=64aa7808-outbound-1.mta.getcheckrecipient.com; Received: from 64aa7808-outbound-1.mta.getcheckrecipient.com (63.35.35.123) by VE1EUR03FT023.mail.protection.outlook.com (10.152.18.133) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3933.31 via Frontend Transport; Wed, 17 Mar 2021 14:57:28 +0000 Received: ("Tessian outbound 04b74cf98e3c:v87"); Wed, 17 Mar 2021 14:57:28 +0000 X-CheckRecipientChecked: true X-CR-MTA-CID: 51b1e4f84e977f0b X-CR-MTA-TID: 64aa7808 Received: from 8128cb3dfe86.2 by 64aa7808-outbound-1.mta.getcheckrecipient.com id 8C25A7F7-4771-476A-8C75-F47CAEC6304E.1; Wed, 17 Mar 2021 14:57:17 +0000 Received: from EUR05-VI1-obe.outbound.protection.outlook.com by 64aa7808-outbound-1.mta.getcheckrecipient.com with ESMTPS id 8128cb3dfe86.2 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384); Wed, 17 Mar 2021 14:57:17 +0000 ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=HUCf18NgyJLnA86VWIx04w/USDInRfoSx7E2qFu/6dibytDFAbZNPIW1TsV2b+0NsR3ffFbFPNw+DV2X/RYNK/Sr91f0ohvzjKBWAwwirOw80Y9GiGvIl7Hx/uZq3xnn1Xc2/PMOFTs6XZnP+d1sRghWrAqQiS8ulXUEJsj/dtujeqDuFbYwZNw1AP42v9NEFvhq9kRYcbogKNN/uXQsMajXMnBF3lA6hqtKDf8QPA0cYr8wUM5/XNBvIHOlPNC6BwYsyOvSTGZ073g1r4J8lLdtofT+YkxsSCqZChyoeAIohdHv5O0bd/uF/D6T/BXfIOYGvLvCDT9Q8aVioTPhWw== 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=egX6TzQiWS5v06oPwfCFDc1fmLhn5G7VI4GOgWJnJwA=; b=Gx5XA+9cglk4sbmD4dxIPtwSxjhoSbin/E99El8qjk63kQ9a94caD5szIkMwRumbID8ec9ElayrNEWab0p6oFnSOex4miYx4Ds/zOucvM60IuXZjQ6hTOJFjYUAXhSnRJgkixZNXqMg29Q1tnrsjmuHniWxhJbvsKbozKxJNH4MGBtLayF5UENd3gE4jtWPsumgVdYhqA5QSGPaJFJWORT3pIsYt9Q+Zt67vzqYa5RaRTEz0vJY44VKYqPgR8BQe8B1iTkv59Z7QHXTZynVmR9sU7mEa9wuEarXb07mY6rBkE7TpuATJVKG/4TGTDqdmkGjKiclpEicymvx2IZQpcw== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=arm.com; dmarc=pass action=none header.from=arm.com; dkim=pass header.d=arm.com; arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=armh.onmicrosoft.com; s=selector2-armh-onmicrosoft-com; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=egX6TzQiWS5v06oPwfCFDc1fmLhn5G7VI4GOgWJnJwA=; b=H8Bpr03rzURON4XfDZDqks9BJsADMVMvmma9zk3OiI04L5bschJHAcr6+gpVPBLPbxKNse1UGWU4Pq+uwAZxrN6eUcLYRQTU/oLtccOwiRV0ypig+xSWSdvNKk69jFTlQNi520+LTLQ0wA5ZS2xbG/qK12jTfNHv6HudxGEkhvg= Authentication-Results-Original: arm.com; dkim=none (message not signed) header.d=none;arm.com; dmarc=none action=none header.from=arm.com; Received: from VI1PR08MB3568.eurprd08.prod.outlook.com (2603:10a6:803:7f::19) by VI1PR08MB3856.eurprd08.prod.outlook.com (2603:10a6:803:c4::10) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3933.32; Wed, 17 Mar 2021 14:57:14 +0000 Received: from VI1PR08MB3568.eurprd08.prod.outlook.com ([fe80::d032:5b3f:97cc:6c4f]) by VI1PR08MB3568.eurprd08.prod.outlook.com ([fe80::d032:5b3f:97cc:6c4f%7]) with mapi id 15.20.3955.018; Wed, 17 Mar 2021 14:57:14 +0000 Subject: Re: [PATCH v5 33/36] KVM: arm64: Wrap the host with a stage 2 To: Quentin Perret Cc: catalin.marinas@arm.com, will@kernel.org, maz@kernel.org, james.morse@arm.com, julien.thierry.kdev@gmail.com, suzuki.poulose@arm.com, android-kvm@google.com, seanjc@google.com, linux-kernel@vger.kernel.org, robh+dt@kernel.org, linux-arm-kernel@lists.infradead.org, kernel-team@android.com, kvmarm@lists.cs.columbia.edu, tabba@google.com, ardb@kernel.org, mark.rutland@arm.com, dbrazdil@google.com, nd@arm.com References: <20210315143536.214621-1-qperret@google.com> <20210315143536.214621-34-qperret@google.com> From: Mate Toth-Pal Message-ID: Date: Wed, 17 Mar 2021 15:57:10 +0100 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:78.0) Gecko/20100101 Thunderbird/78.7.1 In-Reply-To: Content-Language: en-US X-Originating-IP: [188.142.195.117] X-ClientProxiedBy: LNXP265CA0010.GBRP265.PROD.OUTLOOK.COM (2603:10a6:600:5e::22) To VI1PR08MB3568.eurprd08.prod.outlook.com (2603:10a6:803:7f::19) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from [192.168.0.45] (188.142.195.117) by LNXP265CA0010.GBRP265.PROD.OUTLOOK.COM (2603:10a6:600:5e::22) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3933.32 via Frontend Transport; Wed, 17 Mar 2021 14:57:12 +0000 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-HT: Tenant X-MS-Office365-Filtering-Correlation-Id: b66e2aca-7cdc-4b0b-42d4-08d8e954fc37 X-MS-TrafficTypeDiagnostic: VI1PR08MB3856:|DB7PR08MB3306: X-MS-Exchange-Transport-Forked: True X-Microsoft-Antispam-PRVS: x-checkrecipientrouted: true NoDisclaimer: true X-MS-Oob-TLC-OOBClassifiers: OLM:10000;OLM:10000; X-MS-Exchange-SenderADCheck: 1 X-Microsoft-Antispam-Untrusted: BCL:0; X-Microsoft-Antispam-Message-Info-Original: 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 X-Forefront-Antispam-Report-Untrusted: CIP:255.255.255.255; CTRY:; LANG:en; SCL:1; SRV:; IPV:NLI; SFV:NSPM; H:VI1PR08MB3568.eurprd08.prod.outlook.com; PTR:; CAT:NONE; SFS:(4636009)(136003)(366004)(396003)(376002)(39860400002)(346002)(966005)(478600001)(956004)(55236004)(6916009)(316002)(53546011)(66476007)(6486002)(8936002)(16526019)(7416002)(2906002)(186003)(4326008)(2616005)(8676002)(36756003)(16576012)(5660300002)(31696002)(26005)(66556008)(86362001)(66946007)(31686004)(43740500002)(45980500001); DIR:OUT; SFP:1101; X-MS-Exchange-AntiSpam-MessageData: =?utf-8?B?TmtPRm5Mb3kvUUtjZWF4TXpVc2hkZ0w4TU9JMStTQ20weUVIM0NrSmNjdE1G?= =?utf-8?B?b2xxd2U0cmRuM0dJS2llUkVIR1RCbFBMYm1QRXdaWmFGNVJydXFUdlR0Sm5H?= =?utf-8?B?RlUwbHg3cVd3RllrSTlDdWZYMkVET3JYNW1PbHhzWEJneDE5bFJsdlZPRGJx?= =?utf-8?B?WDRYd3FEcHErbXhQNnNHTWRhdU1EZGdvZEhoTjBKNEEwZTZKOTc3OVpFWkVC?= =?utf-8?B?ODlMa3BzMWNoSnE5NWFTVGlkSzZUaXBPS3NlMkJzam5MWUdVSHRNTEMvMmxm?= =?utf-8?B?R2tBc1RvZ1J4ZWYwWXg0bnVDMzAxeVAwWXorNXVScTM2VVFSVk1KVjAwekcx?= =?utf-8?B?VmZMNERNZC96aDREUDZuQjhYbnBySkZQRnczaXRBd1poYmZSQlc0ekFLekhF?= =?utf-8?B?N2VaYS9udC9IYnpaTElYYjFvZ212S25HZE5QdGNTQmpKUlRGT3dxcndnNW5N?= =?utf-8?B?amNVeGR2akpta29sM2IrWXhJMXUyYVprYldZb3JaVk5XdWMxM3hTV25XVnA4?= =?utf-8?B?eDdLMEhRUUU3cmV3WGZ6QVRKY2lDZnF5UFY1cURxell2ckhCYXdTemJzTFNH?= =?utf-8?B?ZXhQZkZxUkptZm9NeFRtZmRGdjVnZG1GMDdYa3VzQ2s4d0xlWlF2MmwzRWJ6?= =?utf-8?B?VEhLQ2pIZzZCeFRlV0Y5NE1wd1o4ZGdwYjVXUllWY2dEYStGS2JDKzBXLzRC?= =?utf-8?B?eVdESm1XRG5LeWFpVC9NcHpmejJCUkxoN2RyR0lTUHNMZVd5NGVGY2hYODI5?= =?utf-8?B?ZmVUSjdlNFJGMWFIajVtbyszSEIrYndkR0R4NTdaVDNNQVE2UlZORC9kejNO?= =?utf-8?B?Y3h4NS9vUDhzclVTbnhOQTBRNFNDc0xGSkZiTEt3c3FOYUFyZWh6cWFVK1Np?= =?utf-8?B?dTNSaWNtd01aYnYrVWV2dHB3OVNabEIvQStOaWpPc2dCWDNyRVlGTWZjQVNa?= =?utf-8?B?Q0RWSDBzZVVwR3ZYSXoySWZMQWlXRlpHTEhJaU52MS9jbEJ4TDNiT25TM0lz?= =?utf-8?B?UWxiK2hGdVBoZGR4WmdHZUxFNGpPbk1zTWpGV2RhSnltcmdqK0gycGVmY01j?= =?utf-8?B?WjRHSXlZcks2NmxaUVFxVTN1STBhTEh0cWc4SC9xQlh4LzRXcmRsaDQ3dVBx?= =?utf-8?B?M0JHbDhUVCtFczdTZG9qdEdjUnVOVlJ6WUR0aW42QkhockUyWE9SNVhWT2tW?= =?utf-8?B?TFVucFE0eVNDU21pRjhOVk03SWpNakg2ZVBOK3hsWTI4SDBEODRQMWFIV05V?= =?utf-8?B?NFVCT2wzUnJDWDR5SG00TWhiL05tRHBGcUp2Yi9Iai9vMTdHbGZ1OFVPWVF0?= =?utf-8?B?ZTZ2V3pmbDVIbGo4SlJGR1pNbW9YdjBtQU9MRXB5U3Y2OXpnTjJLZU9qNGov?= =?utf-8?B?N3piSWZrbzJRVUlpSms1SkV1cHdRZXM4QlB4b0FJdDYrMmlLZ09wMkJBdUtQ?= =?utf-8?B?SkNyQ1UvOWVHUlZzaG5BcFdCNU16THFHTGhYR2tmaUJxL3ljUlNUWEljdDN4?= =?utf-8?B?YXhGcWpuWHlReUkzdTl2bmpUcFNFVDA4RjVGUXVkeEJ4RW9aNm4wSjBLanpF?= =?utf-8?B?MVY2VGdlRFpaVlNicjFWaU1DQ25oK2xUNEw3andTb0FOc2FmcWJMUG5lQUxx?= =?utf-8?B?eXd2SUFnUE50RUhqU2FKa2JFTGdjeW81THIzSlBOOEJFL0VMblJtRnNoNTVW?= =?utf-8?B?ZVZiRUZoZWFRQ0k0WDBIdHJGRVFITUV2MWVNZlhwcHViYVRFekgvSVNpZFFw?= =?utf-8?Q?vthq6qODpGuOTjSbZ8gEcutwdIntNGKHsqebz1y?= X-MS-Exchange-Transport-CrossTenantHeadersStamped: VI1PR08MB3856 Original-Authentication-Results: arm.com; dkim=none (message not signed) header.d=none;arm.com; dmarc=none action=none header.from=arm.com; X-EOPAttributedMessage: 0 X-MS-Exchange-Transport-CrossTenantHeadersStripped: VE1EUR03FT023.eop-EUR03.prod.protection.outlook.com X-MS-Office365-Filtering-Correlation-Id-Prvs: 7eeda0c1-f718-4082-ed6b-08d8e954f310 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:63.35.35.123; CTRY:IE; LANG:en; SCL:1; SRV:; IPV:CAL; SFV:NSPM; H:64aa7808-outbound-1.mta.getcheckrecipient.com; PTR:ec2-63-35-35-123.eu-west-1.compute.amazonaws.com; CAT:NONE; SFS:(4636009)(396003)(346002)(376002)(39860400002)(136003)(46966006)(36840700001)(36756003)(36860700001)(6486002)(70586007)(70206006)(8936002)(356005)(55236004)(82740400003)(4326008)(6862004)(5660300002)(86362001)(53546011)(81166007)(956004)(2616005)(336012)(31696002)(186003)(82310400003)(8676002)(16576012)(316002)(26005)(2906002)(16526019)(966005)(47076005)(478600001)(31686004)(43740500002); DIR:OUT; SFP:1101; X-OriginatorOrg: arm.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 17 Mar 2021 14:57:28.9190 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: b66e2aca-7cdc-4b0b-42d4-08d8e954fc37 X-MS-Exchange-CrossTenant-Id: f34e5979-57d9-4aaa-ad4d-b122a662184d X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=f34e5979-57d9-4aaa-ad4d-b122a662184d; Ip=[63.35.35.123]; Helo=[64aa7808-outbound-1.mta.getcheckrecipient.com] X-MS-Exchange-CrossTenant-AuthSource: VE1EUR03FT023.eop-EUR03.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: DB7PR08MB3306 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210317_145733_051045_F9FFB80B X-CRM114-Status: GOOD ( 19.74 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="us-ascii"; Format="flowed" Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 2021-03-17 10:02, Quentin Perret wrote: > On Wednesday 17 Mar 2021 at 09:41:09 (+0100), Mate Toth-Pal wrote: >> On 2021-03-16 18:46, Quentin Perret wrote: >>> On Tuesday 16 Mar 2021 at 16:16:18 (+0100), Mate Toth-Pal wrote: >>>> On 2021-03-16 15:29, Quentin Perret wrote: >>>>> On Tuesday 16 Mar 2021 at 12:53:53 (+0000), Quentin Perret wrote: >>>>>> On Tuesday 16 Mar 2021 at 13:28:42 (+0100), Mate Toth-Pal wrote: >>>>>>> Changing the value of MT_S2_FWB_NORMAL to 7 would change this behavior, and >>>>>>> the resulting memory type would be device. >>>>>> >>>>>> Sounds like the correct fix here -- see below. >>>>> >>>>> Just to clarify this, I meant this should be the configuration for the >>>>> host stage-2. We'll want to keep the existing behaviour for guests I >>>>> believe. >>>> >>>> I Agree. >>> >>> OK, so the below seems to boot on my non-FWB-capable hardware and should >>> fix the issue. Could you by any chance give it a spin? >>> >> >> Sure, I can give it a go. I was trying to apply the patch on top of https://android-kvm.googlesource.com/linux/+/refs/heads/qperret/host-stage2-v5 >> but it seems that your base is significantly different. Can you give some >> hints what should I use as base? > > Oh interesting, it _should_ apply on v5. I just pushed a branch with > everything applied if that helps: > > https://android-kvm.googlesource.com/linux qperret/wip/fix-fwb-host-stage2 > > Thanks again! > Quentin > Sorry, it was my mistake. I must have messed up my source, because the patch should really have applied on the v5 patchset. So I was able to boot the kernel from the branch qperret/wip/fix-fwb-host-stage2 on the machine I was testing, so the fix looks to be OK. Thanks, Mate _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel