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=-8.9 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, MENTIONS_GIT_HOSTING,SPF_HELO_NONE,SPF_PASS,UNPARSEABLE_RELAY,USER_AGENT_GIT autolearn=unavailable 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 832DFC83006 for ; Thu, 30 Apr 2020 02:18:23 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 606F320787 for ; Thu, 30 Apr 2020 02:18:23 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=oracle.com header.i=@oracle.com header.b="FRK4oErv" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726784AbgD3CSV (ORCPT ); Wed, 29 Apr 2020 22:18:21 -0400 Received: from userp2120.oracle.com ([156.151.31.85]:43388 "EHLO userp2120.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726180AbgD3CSV (ORCPT ); Wed, 29 Apr 2020 22:18:21 -0400 Received: from pps.filterd (userp2120.oracle.com [127.0.0.1]) by userp2120.oracle.com (8.16.0.42/8.16.0.42) with SMTP id 03U2HqqX090181; Thu, 30 Apr 2020 02:18:10 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 : mime-version : content-transfer-encoding; s=corp-2020-01-29; bh=1ncC5E62RifgtDz5AqVJsSeQgkTe1w/HmEmirWoqSqY=; b=FRK4oErvPMpfZ6FYFb9xd/h9WzIdGBBvob/sulyCkrK6L0IFFmdngz9E0dHg0jPmjSto KXBiuvxR+twDS7wSOCHgcESAKQsiRcUuATjAQTzyn6nx6SB/gKi7xXt7hkUaIlJRnkqK JROtWRNw0TDlbknD4rDd9n8ACf2ywDkpi/mpMqC6fLBbJtLE/KNPyyQJrnWkctXOuQpO eFV2BvOMqKYDmr4P4ON7qkXDsijaq/ehJCNCQeKRUWDPdl73BfURrmgzSqgDVAgYL0UE jafaY1dV8rKXLJakZKppbeL/CDC8XA3WPZ4MpbypIIufxlOS/T4zdRCTRaz3IoZNNNbA uQ== Received: from userp3030.oracle.com (userp3030.oracle.com [156.151.31.80]) by userp2120.oracle.com with ESMTP id 30p2p0ebjg-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Thu, 30 Apr 2020 02:18:10 +0000 Received: from pps.filterd (userp3030.oracle.com [127.0.0.1]) by userp3030.oracle.com (8.16.0.42/8.16.0.42) with SMTP id 03U2Gl3G141054; Thu, 30 Apr 2020 02:18:10 GMT Received: from aserv0121.oracle.com (aserv0121.oracle.com [141.146.126.235]) by userp3030.oracle.com with ESMTP id 30mxpmf46j-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Thu, 30 Apr 2020 02:18:09 +0000 Received: from abhmp0003.oracle.com (abhmp0003.oracle.com [141.146.116.9]) by aserv0121.oracle.com (8.14.4/8.13.8) with ESMTP id 03U2I8EU029855; Thu, 30 Apr 2020 02:18:08 GMT Received: from ca-mkp.ca.oracle.com (/10.156.108.201) by default (Oracle Beehive Gateway v4.0) with ESMTP ; Wed, 29 Apr 2020 19:18:08 -0700 From: "Martin K. Petersen" To: Johannes Thumshirn , Jens Axboe Cc: "Martin K . Petersen" , "linux-fsdevel @ vger . kernel . org" , "linux-scsi @ vger . kernel . org" , Christoph Hellwig , linux-block , Keith Busch , Damien Le Moal Subject: Re: [PATCH v9 00/11] Introduce Zone Append for writing to zoned block devices Date: Wed, 29 Apr 2020 22:18:03 -0400 Message-Id: <158821297686.28621.178479649242411251.b4-ty@oracle.com> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20200428104605.8143-1-johannes.thumshirn@wdc.com> References: <20200428104605.8143-1-johannes.thumshirn@wdc.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Proofpoint-Virus-Version: vendor=nai engine=6000 definitions=9606 signatures=668686 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 mlxlogscore=872 malwarescore=0 mlxscore=0 bulkscore=0 adultscore=0 phishscore=0 suspectscore=0 spamscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2003020000 definitions=main-2004300015 X-Proofpoint-Virus-Version: vendor=nai engine=6000 definitions=9606 signatures=668686 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 spamscore=0 phishscore=0 clxscore=1011 bulkscore=0 adultscore=0 lowpriorityscore=0 impostorscore=0 malwarescore=0 mlxscore=0 suspectscore=0 mlxlogscore=930 priorityscore=1501 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2003020000 definitions=main-2004300014 Sender: linux-fsdevel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-fsdevel@vger.kernel.org On Tue, 28 Apr 2020 19:45:54 +0900, Johannes Thumshirn wrote: > The upcoming NVMe ZNS Specification will define a new type of write > command for zoned block devices, zone append. > > When when writing to a zoned block device using zone append, the start > sector of the write is pointing at the start LBA of the zone to write to. > Upon completion the block device will respond with the position the data > has been placed in the zone. This from a high level perspective can be > seen like a file system's block allocator, where the user writes to a > file and the file-system takes care of the data placement on the device. > > [...] Applied to 5.8/scsi-queue, thanks! [01/11] scsi: core: free sgtables in case command setup fails https://git.kernel.org/mkp/scsi/c/20a66f2bf280 -- Martin K. Petersen Oracle Linux Engineering