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=-1.2 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_PASS,UNPARSEABLE_RELAY 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 55305C6786C for ; Fri, 14 Dec 2018 12:43:52 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 1DA0A208E7 for ; Fri, 14 Dec 2018 12:43:52 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=oracle.com header.i=@oracle.com header.b="Lu4y4Anm" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 1DA0A208E7 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=oracle.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-block-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729730AbeLNMnu (ORCPT ); Fri, 14 Dec 2018 07:43:50 -0500 Received: from userp2130.oracle.com ([156.151.31.86]:48988 "EHLO userp2130.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727579AbeLNMnt (ORCPT ); Fri, 14 Dec 2018 07:43:49 -0500 Received: from pps.filterd (userp2130.oracle.com [127.0.0.1]) by userp2130.oracle.com (8.16.0.22/8.16.0.22) with SMTP id wBECdk3Z085165; Fri, 14 Dec 2018 12:43:24 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oracle.com; h=to : cc : subject : from : references : date : in-reply-to : message-id : mime-version : content-type; s=corp-2018-07-02; bh=dHmoQPPon9bNfNzdl/6W/AG4Q6Kguj2nHJ4oWxjK6+k=; b=Lu4y4Anme2K6x1Ts884ARj11T3ZtSjscHCNDzsRMiiWV6ZtO9UZT39XQt2Q8v31v9CPG vENC4S2Cp8AMS28Et45IosEMMbFB86kNkVwI7zq7hUepwa7ruaRD8Mp4TQWJIV+dBySH xQfkw4bDzDewu9aP0ybSqGlvHFxXXi3fDbd7LadTnlojqwnMJYl0iI/iDge9I48XyK8a P3ytNnjHt35Nq8pKtIO7twDVjkn4AN84jYldnE5zIfpv4HC2LZ3y4T6x5BSg56arVkXJ Z4BSCrT0Y1yT3I6bhgAPqi8EKBSetz1yLihFnDzlKYuOuUjhDOqe3QsVQ9m21t7iyAKk GQ== Received: from aserv0021.oracle.com (aserv0021.oracle.com [141.146.126.233]) by userp2130.oracle.com with ESMTP id 2pb3n7b5t9-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Fri, 14 Dec 2018 12:43:24 +0000 Received: from aserv0122.oracle.com (aserv0122.oracle.com [141.146.126.236]) by aserv0021.oracle.com (8.14.4/8.14.4) with ESMTP id wBEChIYE030498 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Fri, 14 Dec 2018 12:43:18 GMT Received: from abhmp0015.oracle.com (abhmp0015.oracle.com [141.146.116.21]) by aserv0122.oracle.com (8.14.4/8.14.4) with ESMTP id wBEChIsf026092; Fri, 14 Dec 2018 12:43:18 GMT Received: from ca-mkp.ca.oracle.com (/10.159.214.123) by default (Oracle Beehive Gateway v4.0) with ESMTP ; Fri, 14 Dec 2018 04:43:17 -0800 To: John Garry Cc: "Martin K . Petersen" , Christoph Hellwig , Jens Axboe , "linux-scsi\@vger.kernel.org" , Linuxarm , "linux-block\@vger.kernel.org" , chenxiang Subject: Re: Question on t10_pi_ref_tag() From: "Martin K. Petersen" Organization: Oracle Corporation References: <0336fcc8-cfc5-ab51-b2cd-3ad6b971cc8a@huawei.com> Date: Fri, 14 Dec 2018 07:43:15 -0500 In-Reply-To: <0336fcc8-cfc5-ab51-b2cd-3ad6b971cc8a@huawei.com> (John Garry's message of "Fri, 14 Dec 2018 12:04:54 +0000") Message-ID: User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/26.1 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain X-Proofpoint-Virus-Version: vendor=nai engine=5900 definitions=9106 signatures=668679 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 suspectscore=0 malwarescore=0 phishscore=0 bulkscore=0 spamscore=0 mlxscore=0 mlxlogscore=530 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1810050000 definitions=main-1812140114 Sender: linux-block-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-block@vger.kernel.org John, > What would we be missing that this is unset? 60a89a3ce0cc scsi: t10-pi: Return correct ref tag when queue has no integrity profile -- Martin K. Petersen Oracle Linux Engineering