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Petersen" X-Patchwork-Id: 457262 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=-18.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER, 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 549E3C48BD1 for ; Wed, 9 Jun 2021 03:39:38 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 3B4F360FEA for ; Wed, 9 Jun 2021 03:39:38 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236535AbhFIDlb (ORCPT ); Tue, 8 Jun 2021 23:41:31 -0400 Received: from aserp2120.oracle.com ([141.146.126.78]:44672 "EHLO aserp2120.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236511AbhFIDla (ORCPT ); Tue, 8 Jun 2021 23:41:30 -0400 Received: from pps.filterd (aserp2120.oracle.com [127.0.0.1]) by aserp2120.oracle.com (8.16.0.42/8.16.0.42) with SMTP id 1592g4H5083678 for ; Wed, 9 Jun 2021 03:39:36 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-2020-01-29; bh=nBjNA4GaXC26hV4+toUfuBaHi0z4T/z4uNwx2Qdj/x0=; b=lY64dealEFNJP2WXLl9Sw9nsFfbTcfET2o8gsmxc/LVgZjMCp0ID8iLpet0rg6HNLEC7 Sx0xO/0LBg3zS2R3h8OqZsiG6sPKWGk7HorN1O06Oq3XJ/xKN7qAbKlB2h0SvZFN3oWw YzwjTNq5ThiyZ5qOjqIZUooIfd2fMjYMQZ+Zg3LaGuoOTXdu8hJ4XWEx4RX/gCgeWi4v 30vnmT9mXn3z8KgaRxYgBKJFIcntQHDrlKfrkGRDvoNWNX7E3/BxoWpNNHSJa+3Gc4gN RzHZglaJ6eDywzYuh4ZJRt/QiKGYSuLPg3pE4/oTQDTXBnT9ZUFt/WR8PLx/6I762Gjb HQ== Received: from userp3020.oracle.com (userp3020.oracle.com [156.151.31.79]) by aserp2120.oracle.com with ESMTP id 39017nfrdj-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK) for ; Wed, 09 Jun 2021 03:39:36 +0000 Received: from pps.filterd (userp3020.oracle.com [127.0.0.1]) by userp3020.oracle.com (8.16.0.42/8.16.0.42) with SMTP id 1590Z3gw082802 for ; Wed, 9 Jun 2021 03:39:35 GMT Received: from nam10-dm6-obe.outbound.protection.outlook.com (mail-dm6nam10lp2108.outbound.protection.outlook.com [104.47.58.108]) by userp3020.oracle.com with ESMTP id 390k1rhr0h-2 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK) for ; Wed, 09 Jun 2021 03:39:35 +0000 ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=QKvQfX4//dItGnpZ7WlilxNWjO0ki73jZfgiIHLMhhPUqdTrfsj/I2wVhfnA4NKFiAXjSSuL7qmeXPOwsrNkc9D3T26EXVVC5bJnBOmR7b2eVS5yFMf6dNldQlcjAATGWOKGwlR3Oo3vSYyPEZes5/Sxu2aAH6nzAFh96a87O14irQWn3tGbehyJ9yo09iHh/+GZRC4OL3ziQvVWmjq8jPM0BuKLmS7IU5Fscolm5Vv6izIhkCCSV4EpFqfV1qQXB/8lNhVE1X+jvrM33pNRosgoa9Wtqv5KQ94ZMs9lWRfiGPEKouROrEGTApFr2LJ68U2fMFG2SaB58SbBwZp4FA== 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=nBjNA4GaXC26hV4+toUfuBaHi0z4T/z4uNwx2Qdj/x0=; b=kuvxIAbRO4e2AGGF78QG+Nztw9O1i3lv3WxWkI2AmgifoM4hhrpzfaofbkJXTLZW7xQjq7V+HrReBNcoTijcHLCtspIGr9pNrlK1XO1QVbU8unVLLxzy0UrMx5uqK2jm0l0llxqWzPMx5773kuWzGX/4mP/XQJaJ1NIEFEYDdMmrtoAIOER1fSY60Ecq65YyYPbPxbZs+6W1BeORsFBuBWZHzGiAlG96q54AqhWWW5OwVMIuaRjvugIafOCzqkojcobRI3Og62LNOzVgtV7ZJ8wuN/Ly1NmddWu7DtP1lAsXTFPXZDJlrPZ8e8K2VJy6xwvAA85HECzrqdjT2dkjkg== 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=nBjNA4GaXC26hV4+toUfuBaHi0z4T/z4uNwx2Qdj/x0=; b=ABGbQqdYUQm571zyuFW/vR5+5syc8Fpy1/Ei/BFYAoz1/KVyJOzf8h4ZkeB14C5WMnAIof4armasVPMS7R4B9BImKkuM7zXTDHvcfG5NEZjmvjbEpLvlmkIxN0QQH2y4vOb4CRkp3lsW43iM2YxXBZZoD7bhc2QLqCP7bqEBlzo= Authentication-Results: vger.kernel.org; dkim=none (message not signed) header.d=none; vger.kernel.org; dmarc=none action=none header.from=oracle.com; Received: from PH0PR10MB4759.namprd10.prod.outlook.com (2603:10b6:510:3d::12) by PH0PR10MB4422.namprd10.prod.outlook.com (2603:10b6:510:38::12) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4195.24; Wed, 9 Jun 2021 03:39:33 +0000 Received: from PH0PR10MB4759.namprd10.prod.outlook.com ([fe80::4c61:9532:4af0:8796]) by PH0PR10MB4759.namprd10.prod.outlook.com ([fe80::4c61:9532:4af0:8796%7]) with mapi id 15.20.4219.021; Wed, 9 Jun 2021 03:39:33 +0000 From: "Martin K. Petersen" To: linux-scsi@vger.kernel.org Cc: "Martin K. Petersen" Subject: [PATCH 01/15] scsi: core: Add scsi_prot_ref_tag() helper Date: Tue, 8 Jun 2021 23:39:15 -0400 Message-Id: <20210609033929.3815-2-martin.petersen@oracle.com> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20210609033929.3815-1-martin.petersen@oracle.com> References: <20210609033929.3815-1-martin.petersen@oracle.com> X-Originating-IP: [138.3.201.9] X-ClientProxiedBy: SN7PR04CA0034.namprd04.prod.outlook.com (2603:10b6:806:120::9) To PH0PR10MB4759.namprd10.prod.outlook.com (2603:10b6:510:3d::12) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from ca-mkp.mkp.ca.oracle.com (138.3.201.9) by SN7PR04CA0034.namprd04.prod.outlook.com (2603:10b6:806:120::9) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4219.20 via Frontend Transport; Wed, 9 Jun 2021 03:39:32 +0000 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: e723e8cb-b6bc-4648-6fab-08d92af83200 X-MS-TrafficTypeDiagnostic: PH0PR10MB4422: X-MS-Exchange-Transport-Forked: True X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:5797; 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Introduce a helper function to retrieve the reference tag so drivers will not have to worry about the details. Signed-off-by: Martin K. Petersen Reviewed-by: Bart Van Assche Reviewed-by: Benjamin Block --- include/scsi/scsi_cmnd.h | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/include/scsi/scsi_cmnd.h b/include/scsi/scsi_cmnd.h index 779a59fe8676..301b9cd4ddd0 100644 --- a/include/scsi/scsi_cmnd.h +++ b/include/scsi/scsi_cmnd.h @@ -287,6 +287,13 @@ static inline sector_t scsi_get_lba(struct scsi_cmnd *scmd) return blk_rq_pos(scmd->request); } +static inline u32 scsi_prot_ref_tag(struct scsi_cmnd *scmd) +{ + struct request *rq = blk_mq_rq_from_pdu(scmd); + + return t10_pi_ref_tag(rq); +} + static inline unsigned int scsi_prot_interval(struct scsi_cmnd *scmd) { return scmd->device->sector_size;