From patchwork Sat Jul 27 21:41:28 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dan Williams X-Patchwork-Id: 11062739 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 37E2A112C for ; Sat, 27 Jul 2019 21:55:48 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 2F5D7209CE for ; Sat, 27 Jul 2019 21:55:48 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 237A622B27; Sat, 27 Jul 2019 21:55:48 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.9 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_NONE autolearn=ham version=3.3.1 Received: from ml01.01.org (ml01.01.org [198.145.21.10]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id BA1AC209CE for ; Sat, 27 Jul 2019 21:55:47 +0000 (UTC) Received: from [127.0.0.1] (localhost [IPv6:::1]) by ml01.01.org (Postfix) with ESMTP id 4D53B212E25AC; Sat, 27 Jul 2019 14:58:14 -0700 (PDT) X-Original-To: linux-nvdimm@lists.01.org Delivered-To: linux-nvdimm@lists.01.org Received-SPF: Pass (sender SPF authorized) identity=mailfrom; client-ip=192.55.52.115; helo=mga14.intel.com; envelope-from=dan.j.williams@intel.com; receiver=linux-nvdimm@lists.01.org Received: from mga14.intel.com (mga14.intel.com [192.55.52.115]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ml01.01.org (Postfix) with ESMTPS id 05E1E212E259E for ; Sat, 27 Jul 2019 14:58:12 -0700 (PDT) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga008.fm.intel.com ([10.253.24.58]) by fmsmga103.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 27 Jul 2019 14:55:46 -0700 X-IronPort-AV: E=Sophos;i="5.64,315,1559545200"; d="scan'208";a="171014347" Received: from dwillia2-desk3.jf.intel.com (HELO dwillia2-desk3.amr.corp.intel.com) ([10.54.39.16]) by fmsmga008-auth.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 27 Jul 2019 14:55:46 -0700 Subject: [ndctl PATCH v2 24/26] ndctl/test: Regression test 'failed to track' From: Dan Williams To: linux-nvdimm@lists.01.org Date: Sat, 27 Jul 2019 14:41:28 -0700 Message-ID: <156426368860.531577.4971154560351562053.stgit@dwillia2-desk3.amr.corp.intel.com> In-Reply-To: <156426356088.531577.14828880045306313118.stgit@dwillia2-desk3.amr.corp.intel.com> References: <156426356088.531577.14828880045306313118.stgit@dwillia2-desk3.amr.corp.intel.com> User-Agent: StGit/0.18-2-gc94f MIME-Version: 1.0 X-BeenThere: linux-nvdimm@lists.01.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: "Linux-nvdimm developer list." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: linux-nvdimm-bounces@lists.01.org Sender: "Linux-nvdimm" X-Virus-Scanned: ClamAV using ClamSMTP Exercise the failing condition behind kernel commit c4703ce11c23 "libnvdimm/namespace: Fix label tracking error", i.e. rename (change uuid) allocated namespace capacity. Signed-off-by: Dan Williams --- test/Makefile.am | 3 ++- test/track-uuid.sh | 41 +++++++++++++++++++++++++++++++++++++++++ 2 files changed, 43 insertions(+), 1 deletion(-) create mode 100755 test/track-uuid.sh diff --git a/test/Makefile.am b/test/Makefile.am index decc8377258a..782b01cc4a97 100644 --- a/test/Makefile.am +++ b/test/Makefile.am @@ -25,7 +25,8 @@ TESTS =\ inject-smart.sh \ monitor.sh \ max_available_extent_ns.sh \ - pfn-meta-errors.sh + pfn-meta-errors.sh \ + track-uuid.sh check_PROGRAMS =\ libndctl \ diff --git a/test/track-uuid.sh b/test/track-uuid.sh new file mode 100755 index 000000000000..ece11193f01d --- /dev/null +++ b/test/track-uuid.sh @@ -0,0 +1,41 @@ +#!/bin/bash -Ex + +# SPDX-License-Identifier: GPL-2.0 +# Copyright(c) 2018 Intel Corporation. All rights reserved. + +blockdev="" +rc=77 + +. ./common + +set -e +trap 'err $LINENO' ERR + +# setup (reset nfit_test dimms) +modprobe nfit_test +$NDCTL disable-region -b $NFIT_TEST_BUS0 all +$NDCTL zero-labels -b $NFIT_TEST_BUS0 all +$NDCTL enable-region -b $NFIT_TEST_BUS0 all + +rc=1 + +# create a fsdax namespace and clear errors (if any) +dev="x" +json=$($NDCTL create-namespace -b $NFIT_TEST_BUS0 -t pmem -m raw) +eval "$(echo "$json" | json2var)" +[ $dev = "x" ] && echo "fail: $LINENO" && exit 1 + +$NDCTL disable-namespace $dev +# On broken kernels this reassignment of capacity triggers a warning +# with the following signature, and results in ENXIO. +# WARNING: CPU: 11 PID: 1378 at drivers/nvdimm/label.c:721 __pmem_label_update+0x55d/0x570 [libnvdimm] +# Call Trace: +# nd_pmem_namespace_label_update+0xd6/0x160 [libnvdimm] +# uuid_store+0x15c/0x170 [libnvdimm] +# kernfs_fop_write+0xf0/0x1a0 +# __vfs_write+0x26/0x150 +uuidgen > /sys/bus/nd/devices/$dev/uuid +$NDCTL enable-namespace $dev + +_cleanup +exit 0