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=-0.9 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,UNPARSEABLE_RELAY 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 89066C4360D for ; Mon, 9 Sep 2019 02:23:11 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 60DC4216C8 for ; Mon, 9 Sep 2019 02:23:11 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=oracle.com header.i=@oracle.com header.b="SSwNbOTP" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732702AbfIICXK (ORCPT ); Sun, 8 Sep 2019 22:23:10 -0400 Received: from aserp2120.oracle.com ([141.146.126.78]:36394 "EHLO aserp2120.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1732582AbfIICXK (ORCPT ); Sun, 8 Sep 2019 22:23:10 -0400 Received: from pps.filterd (aserp2120.oracle.com [127.0.0.1]) by aserp2120.oracle.com (8.16.0.27/8.16.0.27) with SMTP id x892ELu8057518; Mon, 9 Sep 2019 02:22:55 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-2019-08-05; bh=XXVt1NnzXfnxrwj5J+uXLqP0KDcdt2wtFr4yiRvxo4o=; b=SSwNbOTPDcm/VgfsFTi+ebqgQzyLmIbvbTwIeOxkcvZxJdTgM4Bd7+E9jlW/gRQJwaon p4pnuB5Jz5WegUGsYz0Kbj8woIddSX8YT8jP5cfXyqGgfe6HgZNVM0wvDhT5viFPaIvV xgRPcsmqM2+TlR7AWGjMErrNxrTj1JQoan4XTIvpBD6/CMB/peMxj/mxM3yoYdqkRMbP 7GbpoACYrpxfQEkWlXpqcWuUjxHrM4dieSej2i50sdFcDfyOQ2LjxJRXDOLxwf+SLXkW Ri0XC3eUBp540wqj9oyYKjwlG5sTNQT4LCKfsWJfncVNUCTq5yvO9IsjNpMrtavw0neg oQ== Received: from userp3020.oracle.com (userp3020.oracle.com [156.151.31.79]) by aserp2120.oracle.com with ESMTP id 2uw1jxs79m-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Mon, 09 Sep 2019 02:22:55 +0000 Received: from pps.filterd (userp3020.oracle.com [127.0.0.1]) by userp3020.oracle.com (8.16.0.27/8.16.0.27) with SMTP id x892JCl2183534; Mon, 9 Sep 2019 02:22:54 GMT Received: from userv0122.oracle.com (userv0122.oracle.com [156.151.31.75]) by userp3020.oracle.com with ESMTP id 2uv3wkw2rg-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Mon, 09 Sep 2019 02:22:54 +0000 Received: from abhmp0011.oracle.com (abhmp0011.oracle.com [141.146.116.17]) by userv0122.oracle.com (8.14.4/8.14.4) with ESMTP id x892Mrdm014431; Mon, 9 Sep 2019 02:22:53 GMT Received: from ca-mkp.ca.oracle.com (/10.159.214.123) by default (Oracle Beehive Gateway v4.0) with ESMTP ; Sun, 08 Sep 2019 19:22:53 -0700 To: Max Gurtovoy Cc: linux-block@vger.kernel.org, axboe@kernel.dk, martin.petersen@oracle.com, linux-nvme@lists.infradead.org, keith.busch@intel.com, hch@lst.de, sagi@grimberg.me, shlomin@mellanox.com, israelr@mellanox.com Subject: Re: [PATCH v4 2/3] block: don't remap ref tag for T10 PI type 0 From: "Martin K. Petersen" Organization: Oracle Corporation References: <1567956405-5585-1-git-send-email-maxg@mellanox.com> <1567956405-5585-2-git-send-email-maxg@mellanox.com> Date: Sun, 08 Sep 2019 22:22:50 -0400 In-Reply-To: <1567956405-5585-2-git-send-email-maxg@mellanox.com> (Max Gurtovoy's message of "Sun, 8 Sep 2019 18:26:44 +0300") Message-ID: User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/26.1.92 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain X-Proofpoint-Virus-Version: vendor=nai engine=6000 definitions=9374 signatures=668685 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 suspectscore=0 malwarescore=0 phishscore=0 bulkscore=0 spamscore=0 mlxscore=0 mlxlogscore=781 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1906280000 definitions=main-1909090023 X-Proofpoint-Virus-Version: vendor=nai engine=6000 definitions=9374 signatures=668685 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 priorityscore=1501 malwarescore=0 suspectscore=0 phishscore=0 bulkscore=0 spamscore=0 clxscore=1015 lowpriorityscore=0 mlxscore=0 impostorscore=0 mlxlogscore=861 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1906280000 definitions=main-1909090023 Sender: linux-block-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-block@vger.kernel.org Max, > Only type 1 and type 2 have a reference tag by definition. DIX Type 0 needs remapping so this assertion is not correct. -- Martin K. Petersen Oracle Linux Engineering