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 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id C9544C433EF for ; Tue, 9 Nov 2021 14:24:01 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (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 8F40661053 for ; Tue, 9 Nov 2021 14:24:01 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 8F40661053 Authentication-Results: mail.kernel.org; dmarc=fail (p=quarantine dis=none) header.from=nvidia.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: Content-Type:In-Reply-To:From:References:CC:To:Subject:MIME-Version:Date: Message-ID:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=SPO6nxk1VMjKPW2exZXI1sKBL3SJlFWX5mlXpTpbO7o=; b=LJXNB3+UKOhd6+2JL4gi0B3H9r p2DGERBFAHYjDp02ybQoIwvE9UY8nC4Qnv0QcigIRR9a16f6dF6Se2+4wBNs1mAybEiO11/XDzYyL F7N1nGaUYVo1MOQmoDCHEDU57kTOhHC9jIqK4yQkpbr9S8RNyaOddPSxPGOPZNwnIWjf49CLDXJh+ LIiminiKTiI6IvLjQEYrzvE1uNBuL9d3w3uPmSckWAWj9rNon0Cj109IyMyXpDU/yU6sdYFkhmnjH wUZOhAIYVA+/qYEv8NyIaMHmzELPQCq1BftNYCZufA2VIfI/BVXAmeayPw4KqWSxb+bho2lGwhHo0 HuMcDUqw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1mkS2V-002PMu-Rr; Tue, 09 Nov 2021 14:23:55 +0000 Received: from mail-dm6nam11on2084.outbound.protection.outlook.com ([40.107.223.84] helo=NAM11-DM6-obe.outbound.protection.outlook.com) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1mkS2S-002PKP-22 for linux-nvme@lists.infradead.org; Tue, 09 Nov 2021 14:23:53 +0000 ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=jMnMhRsYMvW2swwGOJ8bAqFwCE9oeWGThpeklYmJSrja3urmfnEK01ZxDmtW+p6MDo5cMa/jY5TEpWks7+M+BzjZxSWBxfWsUdnNNujxetvgMHtqGpzU8aNqQUat3w+/5OwJqkH0t9/viSUnZ1uQPof8lODeU/ZYeruium7Se/fz9Fh5/6yU6G0VGodRYWgIPzDk9zV1P+wZMD9muy6D/4AeztohK0DtoyQ+lzJ5MXaJxYSQ1Xg1gbeYwv0ec0TM1yc+MvmppJKPFFrYyEtIitrs1NgZIjFctj3MlZ9XaNWSeXr9HKWQOc28o22VqlKHxlB/A/ximvpKzAOswUzrHg== 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=SPO6nxk1VMjKPW2exZXI1sKBL3SJlFWX5mlXpTpbO7o=; b=LphMP3mPppNgfqNgpy5gpHi5irjuiEPRPzpgFFwXhSIcZ7ghxMA5uEuizHVXVE1ugc0J1RydhRnzRAl5jj/dZp4NTr1MqGOZrMzufV2FQYbs5LIfNGOOD71bxfnAs3vWR8zTDmopOionzGq1zEfYRc6Z/oUJH53oOmgBVHvQMAaqyl299oQduht6aqreUyT9QLikOWRcQJVZFj1YuwsbkHFd7dZsrcqAJpRv8WRah1rTvaZYewOu8cqI4lPeZWR3ip2u7KaHo7pJ4lIl3S82PNJiFf4n4drr1dzYm4qMd8O007hdVJMba3TU3RsNQy7F7hV2SVCcknMQZetRnUi65Q== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass (sender ip is 216.228.112.34) smtp.rcpttodomain=grimberg.me smtp.mailfrom=nvidia.com; dmarc=pass (p=quarantine sp=quarantine 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=SPO6nxk1VMjKPW2exZXI1sKBL3SJlFWX5mlXpTpbO7o=; b=Vmh8TcY71gOTQJTxUV9TiIickdRva5uIT0vvVFb7+sQmQz8Fw+ntI2zWPIxOd1wHz0sgD9YoC+p3NA1XQLxw/4DnlIO9WjRDakd18SJpsjHaz2rqsx0uZ6W+E4IiWQUy/ZXOyGulFyYWwQFEK5HT6qYtH8ajmdOdXNVw3kv7Yr3BbgYdeQ3RYl6PCeTdoSeKJB/gmDYpLB8KCnGVk5j4OsPCb1Z72bikddvLOtnSG3B6NkGGdugSxfdYVO7AQmrDbo4zwLKAK5OpHyD2weQN2luTA8WQQGB0lQluir7jOeXkxkUcVfPjFChouj6FRAsjOp+NXu00B1t2BOjsgj6kvw== Received: from BN6PR1401CA0001.namprd14.prod.outlook.com (2603:10b6:405:4b::11) by MW2PR12MB4681.namprd12.prod.outlook.com (2603:10b6:302:12::24) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4669.13; Tue, 9 Nov 2021 14:23:41 +0000 Received: from BN8NAM11FT052.eop-nam11.prod.protection.outlook.com (2603:10b6:405:4b:cafe::e1) by BN6PR1401CA0001.outlook.office365.com (2603:10b6:405:4b::11) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4690.15 via Frontend Transport; Tue, 9 Nov 2021 14:23:41 +0000 X-MS-Exchange-Authentication-Results: spf=pass (sender IP is 216.228.112.34) smtp.mailfrom=nvidia.com; grimberg.me; dkim=none (message not signed) header.d=none;grimberg.me; dmarc=pass action=none header.from=nvidia.com; Received-SPF: Pass (protection.outlook.com: domain of nvidia.com designates 216.228.112.34 as permitted sender) receiver=protection.outlook.com; client-ip=216.228.112.34; helo=mail.nvidia.com; Received: from mail.nvidia.com (216.228.112.34) by BN8NAM11FT052.mail.protection.outlook.com (10.13.177.210) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384) id 15.20.4669.10 via Frontend Transport; Tue, 9 Nov 2021 14:23:39 +0000 Received: from [10.222.163.47] (172.20.187.6) by HQMAIL107.nvidia.com (172.20.187.13) with Microsoft SMTP Server (TLS) id 15.0.1497.18; Tue, 9 Nov 2021 14:23:35 +0000 Message-ID: <9c740227-8c98-5877-9a9a-ae17756e851c@nvidia.com> Date: Tue, 9 Nov 2021 16:23:33 +0200 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:91.0) Gecko/20100101 Thunderbird/91.3.0 Subject: Re: [PATCH v1 0/4] Add command id quirk for fabrics Content-Language: en-US To: Christoph Hellwig CC: Keith Busch , , , , , , , , , References: <20211108144703.7971-1-mgurtovoy@nvidia.com> <20211108164511.GA2660170@dhcp-10-100-145-180.wdc.com> <20211109080903.GA28785@lst.de> <6292cd43-c746-0316-1820-aa52ec85d375@nvidia.com> <20211109131510.GA19713@lst.de> From: Max Gurtovoy In-Reply-To: <20211109131510.GA19713@lst.de> Content-Type: text/plain; charset="UTF-8"; format=flowed Content-Transfer-Encoding: 7bit X-Originating-IP: [172.20.187.6] X-ClientProxiedBy: HQMAIL101.nvidia.com (172.20.187.10) To HQMAIL107.nvidia.com (172.20.187.13) X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: ea641f2d-5a3a-4c26-87f6-08d9a38c865e X-MS-TrafficTypeDiagnostic: MW2PR12MB4681: X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:8273; 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:216.228.112.34; CTRY:US; LANG:en; SCL:1; SRV:; IPV:NLI; SFV:NSPM; H:mail.nvidia.com; PTR:schybrid03.nvidia.com; CAT:NONE; SFS:(4636009)(36840700001)(46966006)(54906003)(4326008)(426003)(36860700001)(508600001)(70206006)(7636003)(2616005)(70586007)(16526019)(336012)(316002)(31686004)(8936002)(5660300002)(16576012)(82310400003)(4744005)(8676002)(26005)(186003)(47076005)(6916009)(31696002)(356005)(86362001)(36756003)(2906002)(53546011)(43740500002); DIR:OUT; SFP:1101; X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 09 Nov 2021 14:23:39.3167 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: ea641f2d-5a3a-4c26-87f6-08d9a38c865e X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a; Ip=[216.228.112.34]; Helo=[mail.nvidia.com] X-MS-Exchange-CrossTenant-AuthSource: BN8NAM11FT052.eop-nam11.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: MW2PR12MB4681 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20211109_062352_153694_A6CE3AED X-CRM114-Status: UNSURE ( 6.57 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-nvme@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-nvme" Errors-To: linux-nvme-bounces+linux-nvme=archiver.kernel.org@lists.infradead.org On 11/9/2021 3:15 PM, Christoph Hellwig wrote: > Max, if you can't point us to a broken target (and yes, it is broken) > this will not go anywhere. Any target that uses Apple device as backend can be harmed. Most simple example is Linux PT target that copy the sqe as-is and passes it to the NVMe Apple drive.