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 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id CE159C54E58 for ; Mon, 18 Mar 2024 04:57:19 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: Content-Type:In-Reply-To:From:References:Cc:To:Subject:MIME-Version:Date: Message-ID:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=v5L7lh/a+t7eAdrypWUXnwdT7MkPeryuyuu/G85JzjE=; b=nAQL+AKW+ZPqi/Ebj9LeDC4Hec jwwtDFZz7Oqe+paZEXBoSr2LXu5f11+NE/UWg6V0PLdZOdrj0acrvApiLVOfjiI/sftXku6PCIdHi PlQOXHtx2lqFybOrIVovmyaYqKrDVNPspXYqDckY/Gcu10wSQMpp7oVtNTlt2NENQkQa0ixdJ7Iyl aLM/kJbQQublcri88xsf0ehKiHKTFOr8DTTyzlUWdJcQgpMPyWbKxP2l02UHLvnhMeKrO18iOPnMU PSSU/MCeTVTKYmvtST5Fu4yokTzdlGBp3TbmajGOMEOkRsg9x/lcuknKVu1N2yXbh7rEWPHGgTdj7 1gXU5EoA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1rm53i-00000007Hec-3Xno; Mon, 18 Mar 2024 04:57:15 +0000 Received: from mx0b-001b2d01.pphosted.com ([148.163.158.5]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1rm53f-00000007HdV-2LTi for linux-nvme@lists.infradead.org; Mon, 18 Mar 2024 04:57:13 +0000 Received: from pps.filterd (m0353723.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 42I35ndd004365; Mon, 18 Mar 2024 04:56:57 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ibm.com; h=message-id : date : mime-version : subject : to : cc : references : from : in-reply-to : content-type : content-transfer-encoding; s=pp1; bh=v5L7lh/a+t7eAdrypWUXnwdT7MkPeryuyuu/G85JzjE=; b=VKAZqhlg/z9hFwwSQbIuW46hQgYt3eCCyNDgoerzbb95JRYLPr1UFvzomNt8CFgHlMK6 h2kP70MV/KuCy/DWw36lndR6Xp+SXUwWobcTwlz5Ocp+A82tErJbDeQ5RaHW7BZgEWou fJ+onngKrj0N65Mj3LIhdDQ83P0FoDA5w+Cl3wTBUpjOYbV/oC3vwkr+vPZH9wow+Ild gcf6RYY6fkbfCu7m5/RvN4JkvXrTd+U2f2HD+Z8U0dQKuhTn/4ZQ3BzxeYS9J5ZuOhXn FxkWfW36yeEgLcLtJm8bLtooH3KcB+6DDupssrsRYCjFq2Re77SJYi4Ht2T6ZGfOvpH9 tg== Received: from ppma12.dal12v.mail.ibm.com (dc.9e.1632.ip4.static.sl-reverse.com [50.22.158.220]) by mx0a-001b2d01.pphosted.com (PPS) with ESMTPS id 3ww9s05jfc-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 18 Mar 2024 04:56:56 +0000 Received: from pps.filterd (ppma12.dal12v.mail.ibm.com [127.0.0.1]) by ppma12.dal12v.mail.ibm.com (8.17.1.19/8.17.1.19) with ESMTP id 42I21KH9017242; Mon, 18 Mar 2024 04:56:30 GMT Received: from smtprelay02.wdc07v.mail.ibm.com ([172.16.1.69]) by ppma12.dal12v.mail.ibm.com (PPS) with ESMTPS id 3wwnrsxwau-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 18 Mar 2024 04:56:30 +0000 Received: from smtpav03.dal12v.mail.ibm.com (smtpav03.dal12v.mail.ibm.com [10.241.53.102]) by smtprelay02.wdc07v.mail.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 42I4uRm148693688 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Mon, 18 Mar 2024 04:56:29 GMT Received: from smtpav03.dal12v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 1B9B658056; Mon, 18 Mar 2024 04:56:27 +0000 (GMT) Received: from smtpav03.dal12v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 2A3FB5805A; Mon, 18 Mar 2024 04:56:25 +0000 (GMT) Received: from [9.109.198.202] (unknown [9.109.198.202]) by smtpav03.dal12v.mail.ibm.com (Postfix) with ESMTP; Mon, 18 Mar 2024 04:56:24 +0000 (GMT) Message-ID: <1a37aea5-616c-445c-a166-e2dc6fa5b8f5@linux.ibm.com> Date: Mon, 18 Mar 2024 10:26:23 +0530 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [Bug Report] nvme-cli fails re-formatting NVMe namespace Content-Language: en-US To: Christoph Hellwig Cc: Keith Busch , axboe@fb.com, linux-block@vger.kernel.org, linux-nvme@lists.infradead.org, Gregory Joyce References: <7a3b35dd-7365-4427-95a0-929b28c64e73@linux.ibm.com> From: Nilay Shroff In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-TM-AS-GCONF: 00 X-Proofpoint-ORIG-GUID: 4qECqz-1es8RWUluMKtXKV9-i4vlPY6I X-Proofpoint-GUID: 4qECqz-1es8RWUluMKtXKV9-i4vlPY6I X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.272,Aquarius:18.0.1011,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2024-03-17_12,2024-03-15_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 lowpriorityscore=0 phishscore=0 spamscore=0 priorityscore=1501 bulkscore=0 clxscore=1011 adultscore=0 mlxscore=0 mlxlogscore=999 suspectscore=0 impostorscore=0 malwarescore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2403140000 definitions=main-2403180035 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240317_215711_727308_7DC45DAF X-CRM114-Status: GOOD ( 29.49 ) X-BeenThere: linux-nvme@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-nvme" Errors-To: linux-nvme-bounces+linux-nvme=archiver.kernel.org@lists.infradead.org Hi Christoph, On 3/18/24 07:48, Christoph Hellwig wrote: > Hi Nilay, > > thanks for the report! > > I'm currently travelling without easy hardware access, but can you try > the patch below? This simply rebuilds the limits from scratch. It > probably wants a bit of a cleanup if it works, but this should be > fine for testing: > > diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c > index 00864a63447099..9ef41e65fc83bd 100644 > --- a/drivers/nvme/host/core.c > +++ b/drivers/nvme/host/core.c > @@ -2215,10 +2215,13 @@ static int nvme_update_ns_info(struct nvme_ns *ns, struct nvme_ns_info *info) > set_disk_ro(ns->head->disk, nvme_ns_is_readonly(ns, info)); > nvme_mpath_revalidate_paths(ns); > > - lim = queue_limits_start_update(ns->head->disk->queue); > + blk_set_stacking_limits(&lim); > + lim.dma_alignment = 3; > + if (info->ids.csi != NVME_CSI_ZNS) > + lim.max_zone_append_sectors = 0; > queue_limits_stack_bdev(&lim, ns->disk->part0, 0, > ns->head->disk->disk_name); > - ret = queue_limits_commit_update(ns->head->disk->queue, &lim); > + ret = queue_limits_set(ns->head->disk->queue, &lim); > blk_mq_unfreeze_queue(ns->head->disk->queue); > } > I have just tested the above patch and it's working well as expected. Now I don't see any issue formatting NVMe disk with the block-size of 512. I think we should commit the above changes. Feel free to add: Tested-by: Nilay Shroff Please find below the test result obtained using above patch for reference: --------------------------------------------------------------------------- # lspci 0018:01:00.0 Non-Volatile memory controller: Samsung Electronics Co Ltd NVMe SSD Controller PM173X # nvme list Node Generic SN Model Namespace Usage Format FW Rev --------------------- --------------------- -------------------- ---------------------------------------- ---------- -------------------------- ---------------- -------- /dev/nvme0n1 /dev/ng0n1 S6EUNA0R500358 1.6TB NVMe Gen4 U.2 SSD 0x1 1.60 TB / 1.60 TB 512 B + 0 B REV.SN49 # nvme id-ns /dev/nvme0n1 -H NVME Identify Namespace 1: nsze : 0xba4d4ab0 ncap : 0xba4d4ab0 nuse : 0xba4d4ab0 nlbaf : 4 flbas : 0 [6:5] : 0 Most significant 2 bits of Current LBA Format Selected [4:4] : 0 Metadata Transferred in Separate Contiguous Buffer [3:0] : 0 Least significant 4 bits of Current LBA Format Selected LBA Format 0 : Metadata Size: 0 bytes - Data Size: 4096 bytes - Relative Performance: 0 Best (in use) LBA Format 1 : Metadata Size: 8 bytes - Data Size: 4096 bytes - Relative Performance: 0x2 Good LBA Format 2 : Metadata Size: 0 bytes - Data Size: 512 bytes - Relative Performance: 0x1 Better LBA Format 3 : Metadata Size: 8 bytes - Data Size: 512 bytes - Relative Performance: 0x3 Degraded LBA Format 4 : Metadata Size: 64 bytes - Data Size: 4096 bytes - Relative Performance: 0x3 Degraded # lsblk -t /dev/nvme0n1 NAME ALIGNMENT MIN-IO OPT-IO PHY-SEC LOG-SEC ROTA SCHED RQ-SIZE RA WSAME nvme0n1 0 4096 0 4096 4096 0 128 0B ^^^ ^^^ <<<< The nvme disk has block size of 4096, now format it with block size of 512 # nvme format /dev/nvme0n1 --lbaf=2 --pil=0 --ms=0 --pi=0 -f Success formatting namespace:1 >>>> Success formatting; no error seen # lsblk -t /dev/nvme0n1 NAME ALIGNMENT MIN-IO OPT-IO PHY-SEC LOG-SEC ROTA SCHED RQ-SIZE RA WSAME nvme0n1 0 512 0 512 512 0 128 0B ^^^ ^^^ # cat /sys/block/nvme0n1/queue/logical_block_size:512 # cat /sys/block/nvme0n1/queue/physical_block_size:512 # cat /sys/block/nvme0n1/queue/dma_alignment:3 # cat /sys/block/nvme0c0n1/queue/logical_block_size:512 # cat /sys/block/nvme0c0n1/queue/physical_block_size:512 # cat /sys/block/nvme0c0n1/queue/dma_alignment:3 # nvme id-ns /dev/nvme0n1 -H NVME Identify Namespace 1: nsze : 0xba4d4ab0 ncap : 0xba4d4ab0 nuse : 0xba4d4ab0 nlbaf : 4 flbas : 0x2 [6:5] : 0 Most significant 2 bits of Current LBA Format Selected [4:4] : 0 Metadata Transferred in Separate Contiguous Buffer [3:0] : 0x2 Least significant 4 bits of Current LBA Format Selected LBA Format 0 : Metadata Size: 0 bytes - Data Size: 4096 bytes - Relative Performance: 0 Best LBA Format 1 : Metadata Size: 8 bytes - Data Size: 4096 bytes - Relative Performance: 0x2 Good LBA Format 2 : Metadata Size: 0 bytes - Data Size: 512 bytes - Relative Performance: 0x1 Better (in use) LBA Format 3 : Metadata Size: 8 bytes - Data Size: 512 bytes - Relative Performance: 0x3 Degraded LBA Format 4 : Metadata Size: 64 bytes - Data Size: 4096 bytes - Relative Performance: 0x3 Degraded Thanks, --Nilay