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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id D4944C25B06 for ; Fri, 12 Aug 2022 01:00:47 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235108AbiHLBAr (ORCPT ); Thu, 11 Aug 2022 21:00:47 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48316 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236128AbiHLBAo (ORCPT ); Thu, 11 Aug 2022 21:00:44 -0400 Received: from mx0b-00069f02.pphosted.com (mx0b-00069f02.pphosted.com [205.220.177.32]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 5590D6DF96 for ; Thu, 11 Aug 2022 18:00:43 -0700 (PDT) Received: from pps.filterd (m0246631.ppops.net [127.0.0.1]) by mx0b-00069f02.pphosted.com (8.17.1.5/8.17.1.5) with ESMTP id 27BN5WPH004252; Fri, 12 Aug 2022 01:00:33 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oracle.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : content-transfer-encoding : content-type : mime-version; s=corp-2022-7-12; bh=cjWFWY9MFeTAjy9Kg9l9TRC6zeTI5JhBszcFFojiKIw=; b=EqIX9iplUslvKC5VsfsJt6OoLFvcOMMoO9dqomQ7MCUUoePpb8mPDhWRP+2LCjCaH29N INbyVjVhkpaZTJmfk1sPVoihXsOpaWQwO/TUbOcmqqGiobGgrWrGd24n3ZgpDCIb5w+8 gJpzvDphrd13Q72V+GGWmU57XEM97Og0HPPqF4uMY1K1REYtfO2a8KiuIEaQBBgT2U/p 5tmKH7ddsdW/r7uQMj14xgcWJF7z5psW2wNzet0nJeEaTgOQ1OU7pebTk1aTp+O5INV1 bEQ+/S80XBWf19bZ82v/Tm4vL0VZetepSBjPLJSsgd43GIZ9bmvxa1pioGEOV+fNYEhm 0w== Received: from phxpaimrmta03.imrmtpd1.prodappphxaev1.oraclevcn.com (phxpaimrmta03.appoci.oracle.com [138.1.37.129]) by mx0b-00069f02.pphosted.com (PPS) with ESMTPS id 3huwq96bm6-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Fri, 12 Aug 2022 01:00:33 +0000 Received: from pps.filterd (phxpaimrmta03.imrmtpd1.prodappphxaev1.oraclevcn.com [127.0.0.1]) by phxpaimrmta03.imrmtpd1.prodappphxaev1.oraclevcn.com (8.17.1.5/8.17.1.5) with ESMTP id 27BNeHNf040773; Fri, 12 Aug 2022 01:00:32 GMT Received: from nam11-bn8-obe.outbound.protection.outlook.com (mail-bn8nam11lp2168.outbound.protection.outlook.com [104.47.58.168]) by phxpaimrmta03.imrmtpd1.prodappphxaev1.oraclevcn.com (PPS) with ESMTPS id 3huwqhd9qq-2 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Fri, 12 Aug 2022 01:00:32 +0000 ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=hZXSb4VlZvhXIVnz23awy8/GTBQg7y1LH12blGewtb+OaRi1XoSGXHgsbdxzxkF9LE/aEMRzWsvEfbFWy+LvLa0BS+ZJCEg5/y6DmzxNuoL0IsU6Vdp8h8Dg681rcnUTdmTiD5Vp8EAYbGoQyFuMvdp7lLdUojKy946IQ5cz+LnJraTWkJFks7GyfNRG6ESy3fcD+eJ22N52LjLRmEMISke0XQXuOvv1f+gG8+M7oh9xSKSrN4wPlFuNBARiuEFK0zmsY27Qrp6hOdd5arQT7hoxuJqSBiKnzqTqd0dxMe/+YqgP3uImHEvNjMM0STC1gN1ME/gL+gPAFWYgjn+2LA== 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=cjWFWY9MFeTAjy9Kg9l9TRC6zeTI5JhBszcFFojiKIw=; b=aHa/71c3FqfSUdfDxmeARZCIP+U6XallPGhNzvQuFEgdL/+L46fBq9MxBGZa9nxmW+hYmPK/ZQkul2zgV/4rp9CX7ib0aRNv+Ev7HuG/bVQUaKVf0Y2c+RQBnHN0Jp6oqmLIdMo17Yu0anUX+KV3AJmcjxxm5wEwJNcV/Ine7xVixucAx9AO02p4NlDqRqSWOYwSdnbUPPklW+ZiUBDkwv4ku9xyQfcujLm6QVIU3hZcUKdpIB9UqxRJf1mjEBbHSLf/y/PYyZkrE1FJOkBQlPHEvVPtn18JLPa3KiPhRt3Zyk945cTxCuPdLdPvH4B7BJvtHR7621wRgDlWpClvEA== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=oracle.com; dmarc=pass action=none header.from=oracle.com; dkim=pass header.d=oracle.com; arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oracle.onmicrosoft.com; s=selector2-oracle-onmicrosoft-com; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=cjWFWY9MFeTAjy9Kg9l9TRC6zeTI5JhBszcFFojiKIw=; b=PlB7Ri6UJdQMMtoNrlUB2e2yA0XWIm4gAF3Yf1WJ5SbwhaAVDpJDNihZIp31vBRCQn2f+8FtZzxfukobk341ZcfdkVdbDc4tY7dHANWX2yQslIPZ/qAImiKBFQTDMFF7G8XkWRYo9vSXCp2e4Ti4jybcLoXvNuYiHaAdScBBTAU= Received: from DM5PR10MB1466.namprd10.prod.outlook.com (2603:10b6:3:b::7) by CH0PR10MB5386.namprd10.prod.outlook.com (2603:10b6:610:dd::11) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.5504.14; Fri, 12 Aug 2022 01:00:31 +0000 Received: from DM5PR10MB1466.namprd10.prod.outlook.com ([fe80::8dee:d667:f326:1d50]) by DM5PR10MB1466.namprd10.prod.outlook.com ([fe80::8dee:d667:f326:1d50%6]) with mapi id 15.20.5504.024; Fri, 12 Aug 2022 01:00:30 +0000 From: Mike Christie To: jgross@suse.com, njavali@marvell.com, pbonzini@redhat.com, jasowang@redhat.com, mst@redhat.com, stefanha@redhat.com, oneukum@suse.com, mrochs@linux.ibm.com, ukrishn@linux.ibm.com, martin.petersen@oracle.com, linux-scsi@vger.kernel.org, james.bottomley@hansenpartnership.com Cc: Mike Christie Subject: [PATCH v2 01/10] scsi: xen: Drop use of internal host codes Date: Thu, 11 Aug 2022 20:00:18 -0500 Message-Id: <20220812010027.8251-2-michael.christie@oracle.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220812010027.8251-1-michael.christie@oracle.com> References: <20220812010027.8251-1-michael.christie@oracle.com> Content-Transfer-Encoding: 8bit Content-Type: text/plain X-ClientProxiedBy: CH0PR03CA0078.namprd03.prod.outlook.com (2603:10b6:610:cc::23) To DM5PR10MB1466.namprd10.prod.outlook.com (2603:10b6:3:b::7) MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: d7762310-dcb5-43c0-005d-08da7bfe0da4 X-MS-TrafficTypeDiagnostic: CH0PR10MB5386:EE_ 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:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:DM5PR10MB1466.namprd10.prod.outlook.com;PTR:;CAT:NONE;SFS:(13230016)(39860400002)(136003)(346002)(376002)(396003)(366004)(921005)(2906002)(38100700002)(83380400001)(316002)(4326008)(8936002)(8676002)(1076003)(66556008)(6512007)(7416002)(107886003)(186003)(6486002)(2616005)(478600001)(41300700001)(86362001)(6506007)(36756003)(6666004)(66946007)(26005)(5660300002)(66476007);DIR:OUT;SFP:1101; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: =?us-ascii?Q?aABv5KEaCXdY41itV0P9YWBPpiH8D8vTGIIsXULK8S/Uj3dxUmlbz44GblvS?= =?us-ascii?Q?lIuw0Rs0NX3ZFdqfad0dGYMH1c1LLCRKSkrrG5y1ORxgf9Pt1BRV/NPzDt8p?= =?us-ascii?Q?wB7Xm+CKAzwfwGxzrHo8he3tiEtuKUAZW0fT4HUMq/suVnYdYYNmSby1GOWm?= =?us-ascii?Q?8+fb4wyrqO3UDYZOmPtxPMUCHJV3TcdQf/zemAw7fiUVWmbvVQQsn+RKROuA?= =?us-ascii?Q?USjmP2zX8HZ/pIiBl15zYRkCWAb5/RX4ib7iNSZ4mK3AJAb4QkT8C1ZMqzEC?= =?us-ascii?Q?VAU5fEEsZ1ZeiehHFiKqJXmpSohAqcsOLUZuFzW5/dkrQ7DWInXsntrh3TYa?= =?us-ascii?Q?ttTuR/VVRdBM+v6lTsLyRoqM2J+qXTzUoC6Iteey+17VgnvKF9mBSmvIGlGT?= =?us-ascii?Q?/1Q6smvVNxpl6vAZtZ/H/ZmU/acnJrASCMpteqXIiY1etUeW7PZt6eDdZDVH?= =?us-ascii?Q?RPAHbGPyI97bQexR20VL1s1DW7iCOJA7uOrG9OCCQxfozIr0bpqturgjpS60?= =?us-ascii?Q?jjRxPmV8uOPM9afVd9JDXs/s9UpW92lbASDswBWxstMxaCOBuVyMfM9wazcO?= =?us-ascii?Q?xKnSYYI1/kwAWcXmvasPsoMB3AJVdgUMzRFqjbxMr4wrxXul4sbVAs5YUCB+?= =?us-ascii?Q?2kThnoQu9Yxv/OQL+PAQlBwevTXgTAAMIiNE1N5DneCHMCjVMw1WaqlZz1Bh?= =?us-ascii?Q?SnXlq4V9BeW5lTQMG0eRpDHr3LpPfHak3+e4asSPCGqC8+I9FzwvcN9MY9tR?= =?us-ascii?Q?vMt5cg9ya/nE2sqo8qJCJd0OQnb2NYaOSNz0TWDmkyqKTHrMk4S8msNFPJvF?= =?us-ascii?Q?u/1Nb5+4EoidSamsfm+OqjYrAxqEsDRg1D5jlSvJWh/25W4BOTc27ndcQnEp?= =?us-ascii?Q?UtMJ1HlrzLq4T8IVy/OXfOS0QzoZo3KTCCjQAPmzq62dmsT3dYoPejwbVFXf?= =?us-ascii?Q?thTJIdb/7yy1pPvYiRY2esU/Cmf/uepqj/fs+H1FkwNVKWCWQYgVZmMU6DNm?= =?us-ascii?Q?CXee3Fnwu7qCqs4XGQuBXl/lhpW+9i5s4EnmSd4GFa0ehl+doN4txplwQ57H?= =?us-ascii?Q?QLy7GlRi+NOvq9LjdpD/HrHg+J2CDRzjbvVtvc02Aobh9ZHa81J5ysxxzM4x?= =?us-ascii?Q?aU9VgF38M3yfhcBrxKU/JJXVOzHt4csjo0HLuu5D6Nma1P+HlokDzknUODn5?= =?us-ascii?Q?HKMwoidbK0xyl5waHjBwIeSyVMWH7zdNAHA3Q7VpuGG0ZYKMRqo8WCxGNjad?= =?us-ascii?Q?P6DiYjZF18cdEif6TP5lHuZxYrprjXTyGigo0LwuzA9sjfV4ZsiwJMnJBXCn?= =?us-ascii?Q?spzRZJ/ldg2GUdb9KqKn1d1SteeglWQokeLqBIcVeHhFMQoo3Kk7hcrtYqG2?= =?us-ascii?Q?AEhE6fZ2VkFsizsV5/FlmO/2wnPosSuYrlBp2LNoGktvjpR5NFMQLJTSU5pS?= =?us-ascii?Q?fHDCnIloZwEmJgwR2hiEph52Y1tln/5fC+/e3kb7zbMTuxgYCcVc2qGEO17t?= =?us-ascii?Q?85nZCNObgeWTN4pMhNgnkLTiLhpa8ADHDOYapEt2KQzx7dCbIXuUgUbMKA8Q?= =?us-ascii?Q?drpsQnPCcnnQxMIIHCUCKIUkRUiHlDADBVwpRQLlLPJCttqVi7oYH/IsAROy?= =?us-ascii?Q?xQ=3D=3D?= X-OriginatorOrg: oracle.com X-MS-Exchange-CrossTenant-Network-Message-Id: d7762310-dcb5-43c0-005d-08da7bfe0da4 X-MS-Exchange-CrossTenant-AuthSource: DM5PR10MB1466.namprd10.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 12 Aug 2022 01:00:30.8826 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 4e2c6054-71cb-48f1-bd6c-3a9705aca71b X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: DpB+5wqDAO4I49XGgq7LfiqJGhxdUFOt+bdxNrhcKMR5EapTSeBTfFy8FMzMJpfygr0CoHv7OHuCOF+ZoaXHd1pgfMel+YkMjY0EAHTL5+E= X-MS-Exchange-Transport-CrossTenantHeadersStamped: CH0PR10MB5386 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.205,Aquarius:18.0.883,Hydra:6.0.517,FMLib:17.11.122.1 definitions=2022-08-11_14,2022-08-11_01,2022-06-22_01 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 spamscore=0 phishscore=0 adultscore=0 mlxlogscore=999 mlxscore=0 bulkscore=0 malwarescore=0 suspectscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2207270000 definitions=main-2208120000 X-Proofpoint-GUID: kJudWStAqplPMiMFHpYSrO9l-UcRu-LQ X-Proofpoint-ORIG-GUID: kJudWStAqplPMiMFHpYSrO9l-UcRu-LQ Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org The error codes: DID_TARGET_FAILURE DID_NEXUS_FAILURE DID_ALLOC_FAILURE DID_MEDIUM_ERROR are internal to the SCSI layer. Drivers must not use them because: 1. They are not propagated upwards, so SG IO/passthrough users will not see an error and think a command was successful. xen-scsiback will never see this error and should not try to send it. 2. There is no handling for them in scsi_decide_disposition so if xen-scsifront were to return the error to scsi-ml then it kicks off the error handler which is definitely not what we want. This patch remove the use from xen-scsifront/back. Signed-off-by: Mike Christie --- drivers/scsi/xen-scsifront.c | 8 -------- drivers/xen/xen-scsiback.c | 12 ------------ 2 files changed, 20 deletions(-) diff --git a/drivers/scsi/xen-scsifront.c b/drivers/scsi/xen-scsifront.c index 51afc66e839d..66b316d173b0 100644 --- a/drivers/scsi/xen-scsifront.c +++ b/drivers/scsi/xen-scsifront.c @@ -289,14 +289,6 @@ static unsigned int scsifront_host_byte(int32_t rslt) return DID_TRANSPORT_DISRUPTED; case XEN_VSCSIIF_RSLT_HOST_TRANSPORT_FAILFAST: return DID_TRANSPORT_FAILFAST; - case XEN_VSCSIIF_RSLT_HOST_TARGET_FAILURE: - return DID_TARGET_FAILURE; - case XEN_VSCSIIF_RSLT_HOST_NEXUS_FAILURE: - return DID_NEXUS_FAILURE; - case XEN_VSCSIIF_RSLT_HOST_ALLOC_FAILURE: - return DID_ALLOC_FAILURE; - case XEN_VSCSIIF_RSLT_HOST_MEDIUM_ERROR: - return DID_MEDIUM_ERROR; case XEN_VSCSIIF_RSLT_HOST_TRANSPORT_MARGINAL: return DID_TRANSPORT_MARGINAL; default: diff --git a/drivers/xen/xen-scsiback.c b/drivers/xen/xen-scsiback.c index 7a0c93acc2c5..e98c88a960d8 100644 --- a/drivers/xen/xen-scsiback.c +++ b/drivers/xen/xen-scsiback.c @@ -333,18 +333,6 @@ static int32_t scsiback_result(int32_t result) case DID_TRANSPORT_FAILFAST: host_status = XEN_VSCSIIF_RSLT_HOST_TRANSPORT_FAILFAST; break; - case DID_TARGET_FAILURE: - host_status = XEN_VSCSIIF_RSLT_HOST_TARGET_FAILURE; - break; - case DID_NEXUS_FAILURE: - host_status = XEN_VSCSIIF_RSLT_HOST_NEXUS_FAILURE; - break; - case DID_ALLOC_FAILURE: - host_status = XEN_VSCSIIF_RSLT_HOST_ALLOC_FAILURE; - break; - case DID_MEDIUM_ERROR: - host_status = XEN_VSCSIIF_RSLT_HOST_MEDIUM_ERROR; - break; case DID_TRANSPORT_MARGINAL: host_status = XEN_VSCSIIF_RSLT_HOST_TRANSPORT_MARGINAL; break; -- 2.18.2