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=-0.8 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 4CF85C433DF for ; Wed, 17 Jun 2020 02:08:36 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 2861F212CC for ; Wed, 17 Jun 2020 02:08:36 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=oracle.com header.i=@oracle.com header.b="BJRIn5Vg" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726669AbgFQCIf (ORCPT ); Tue, 16 Jun 2020 22:08:35 -0400 Received: from userp2130.oracle.com ([156.151.31.86]:36320 "EHLO userp2130.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726044AbgFQCIe (ORCPT ); Tue, 16 Jun 2020 22:08:34 -0400 Received: from pps.filterd (userp2130.oracle.com [127.0.0.1]) by userp2130.oracle.com (8.16.0.42/8.16.0.42) with SMTP id 05H28O8J103090; Wed, 17 Jun 2020 02:08:24 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oracle.com; h=to : cc : subject : from : message-id : references : date : in-reply-to : mime-version : content-type; s=corp-2020-01-29; bh=9MYvB7GE2gB+OjRfQYxd6HQTFzUxvdU3mADejo7b7fs=; b=BJRIn5Vg9f3I2d0nzFdwICW6DuArL9lYm9VxoYHyhRD3NVYbDvrHWC29uwSO3Z1hPqq8 ahztGilJPLyB8Jqja8JNVzOZNCqjLvw7jqwZFd1nGR34NdgPvRFUQnlf78ik5OxuZtNr 2rrJw5hRFT++NtTUew2jtaNFAXuREvO8hgxq6aGwkqH/itxQ1uCrWH5oZ4aFj6Xr2Pdu mPROkf3RC71xHP3levsy6ICwm9iepO1ZxqYB26A/ukG3Lw/nZdq/vGJ2BEI/6rPITpr9 Z+HXVVXTn53DU+Iu15LjrWfYlirsel5CVd2FD8CBZFV2xArs9VKnqNset4FLXWbdiKtt 9w== Received: from aserp3030.oracle.com (aserp3030.oracle.com [141.146.126.71]) by userp2130.oracle.com with ESMTP id 31q65yrma9-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=FAIL); Wed, 17 Jun 2020 02:08:24 +0000 Received: from pps.filterd (aserp3030.oracle.com [127.0.0.1]) by aserp3030.oracle.com (8.16.0.42/8.16.0.42) with SMTP id 05H1x5He047490; Wed, 17 Jun 2020 02:08:23 GMT Received: from userv0121.oracle.com (userv0121.oracle.com [156.151.31.72]) by aserp3030.oracle.com with ESMTP id 31q66meevx-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Wed, 17 Jun 2020 02:08:23 +0000 Received: from abhmp0003.oracle.com (abhmp0003.oracle.com [141.146.116.9]) by userv0121.oracle.com (8.14.4/8.13.8) with ESMTP id 05H28M0a016862; Wed, 17 Jun 2020 02:08:22 GMT Received: from ca-mkp.ca.oracle.com (/10.159.214.123) by default (Oracle Beehive Gateway v4.0) with ESMTP ; Tue, 16 Jun 2020 19:08:21 -0700 To: Keith Busch Cc: linux-nvme@lists.infradead.org, linux-block@vger.kernel.org, Damien Le Moal , Matias =?utf-8?Q?Bj=C3=B8rling?= , Christoph Hellwig , Sagi Grimberg , Jens Axboe , Hans Holmberg , Dmitry Fomichev , Ajay Joshi , Aravind Ramesh , Niklas Cassel Subject: Re: [PATCH 5/5] nvme: support for zoned namespaces From: "Martin K. Petersen" Organization: Oracle Corporation Message-ID: References: <20200615233424.13458-1-keith.busch@wdc.com> <20200615233424.13458-6-keith.busch@wdc.com> Date: Tue, 16 Jun 2020 22:08:19 -0400 In-Reply-To: <20200615233424.13458-6-keith.busch@wdc.com> (Keith Busch's message of "Tue, 16 Jun 2020 08:34:24 +0900") MIME-Version: 1.0 Content-Type: text/plain X-Proofpoint-Virus-Version: vendor=nai engine=6000 definitions=9654 signatures=668680 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 spamscore=0 adultscore=0 phishscore=0 mlxscore=0 bulkscore=0 malwarescore=0 mlxlogscore=999 suspectscore=1 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2004280000 definitions=main-2006170014 X-Proofpoint-Virus-Version: vendor=nai engine=6000 definitions=9654 signatures=668680 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 lowpriorityscore=0 malwarescore=0 bulkscore=0 phishscore=0 adultscore=0 priorityscore=1501 mlxscore=0 spamscore=0 clxscore=1011 mlxlogscore=999 suspectscore=1 impostorscore=0 cotscore=-2147483648 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2004280000 definitions=main-2006170015 Sender: linux-block-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-block@vger.kernel.org Keith, > Add support for NVM Express Zoned Namespaces (ZNS) Command Set defined > in NVM Express TP4053. Zoned namespaces are discovered based on their > Command Set Identifier reported in the namespaces Namespace > Identification Descriptor list. A successfully discovered Zoned > Namespace will be registered with the block layer as a host managed > zoned block device with Zone Append command support. A namespace that > does not support append is not supported by the driver. Looks really nice! Reviewed-by: Martin K. Petersen -- Martin K. Petersen Oracle Linux Engineering