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=-17.3 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,MSGID_FROM_MTA_HEADER,NICE_REPLY_A, SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=ham 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 301F0C433E0 for ; Wed, 10 Mar 2021 19:56:00 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id E4D8264FC9 for ; Wed, 10 Mar 2021 19:55:59 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231350AbhCJTz1 (ORCPT ); Wed, 10 Mar 2021 14:55:27 -0500 Received: from userp2130.oracle.com ([156.151.31.86]:34108 "EHLO userp2130.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231418AbhCJTzG (ORCPT ); Wed, 10 Mar 2021 14:55:06 -0500 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 12AJokXK120703; Wed, 10 Mar 2021 19:55:03 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oracle.com; h=subject : to : cc : references : from : message-id : date : in-reply-to : content-type : content-transfer-encoding : mime-version; s=corp-2020-01-29; bh=Is3iTzG6akeO6ivm6JKNM6/bEKpc5/Qd4cckxzAxqUM=; b=tZcNl73JIDXcPyExe2ovR7oCveCTzPsa9vvjuWShO0JKg1NX0AMAq0EtMj7StCYNUVEn eIO6ZVvw0zd9PvcByNgH6dAy8sKCE7JC4C0kjEbrie3Dha3bj0mhZHVr+Fj5s1lvWY5Z Z+64AIKczPWLrK9lVW/NtXmj5NWUp9GIxZE0p2krRrtMav/DpjsivZoUGoYvf3pdr9c8 G4iLQIN249YNnFB62IW+nxOAGHdEQozgYnTnFzW3tYzNbcvK+I6YXU8MtC0wmqopeI2E OIjbzXRn3QjULi8fXDy5Ab5bNYMbtmFrQQoeCydP1lErzpftlpi3VboCvR5uvCR/oh+m AQ== Received: from aserp3020.oracle.com (aserp3020.oracle.com [141.146.126.70]) by userp2130.oracle.com with ESMTP id 37415rc9h1-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Wed, 10 Mar 2021 19:55:03 +0000 Received: from pps.filterd (aserp3020.oracle.com [127.0.0.1]) by aserp3020.oracle.com (8.16.0.42/8.16.0.42) with SMTP id 12AJpYRJ060829; Wed, 10 Mar 2021 19:55:02 GMT Received: from nam11-dm6-obe.outbound.protection.outlook.com (mail-dm6nam11lp2177.outbound.protection.outlook.com [104.47.57.177]) by aserp3020.oracle.com with ESMTP id 374kn1f0fm-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Wed, 10 Mar 2021 19:55:02 +0000 ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=oO/6qGKldml/ZiiqYyAyatccS7+8aATCHw4fnttiQiO3FNsDGYFG82OFs/kVHO7vLV9hwHbLke4YDwlpJxU2mIbRNdcuc2Puj4d2MsBM2hB85Q4iD7zJaehxgJr/Go6i7PKDS85wqu6fuT+lYQMGeu2Vt2OmzWU9CLKR3NgTYl4tAuJZyyfLaleNPXHVD9450CxKN4C6umGvDMQNIWLBaB9hYj3I5pTN/IWEbyHkFTnVPSF/3mwyeNM+z1daFwb3CEiY1rtgbpYS3wD4GEBElnacHphUa11opfX8wh/fg8pMGLT9MFEQVwtExjaTXnC/zpdY1kQsHw3ybFVOTFfFZw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector9901; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=Is3iTzG6akeO6ivm6JKNM6/bEKpc5/Qd4cckxzAxqUM=; b=mgvLfztqPAnniTnD0viy6jwiDbDmzchcJJCD92OAu3ZI+w2XB85bFgWlnvf+DtE0ClmIDylUQ/Xqb864iatQHNy1NhDtDl8NvzEXg8arjDcL15cCXegC+eckEvGyX8C9fEzTonAPfWpp/f6ptPdbiLVz/E3HoY4R65uflHP4zD/IyHbFdXB1SnEWrFBJe3u6R9SWgIhP4hRnHLhd2A5b7rst2BwgwnmMzmYOsUxFTeyx7HT5RKxhmhtKbLJUatcsS5u942c+bXK+aP1bxuFv/KeN51liMpEo501Div1a1FmOCZnR6OMFa4O99c5TRvrZ529pb7ePi7Fx/KHZ4phiig== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=oracle.com; dmarc=pass action=none header.from=oracle.com; dkim=pass header.d=oracle.com; arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oracle.onmicrosoft.com; s=selector2-oracle-onmicrosoft-com; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=Is3iTzG6akeO6ivm6JKNM6/bEKpc5/Qd4cckxzAxqUM=; b=FBCnjaRwpsKb4Ts5N37EzKTOlPeEi79oTjXv92qHY8E4b2voaHUzft7/6JJxtDXoEExRCJ7xkoVLh8udL/d9G549ej8bJqteF96voCojSftxvmT06FkQckIEikSsAkCvRQLKsGVEf/A7AsJx7+Mc509rsrW+ZVeYBaD43ggAWBQ= Authentication-Results: kernel.org; dkim=none (message not signed) header.d=none;kernel.org; dmarc=none action=none header.from=oracle.com; Received: from BY5PR10MB4306.namprd10.prod.outlook.com (2603:10b6:a03:211::7) by BYAPR10MB3509.namprd10.prod.outlook.com (2603:10b6:a03:11f::26) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3912.29; Wed, 10 Mar 2021 19:54:59 +0000 Received: from BY5PR10MB4306.namprd10.prod.outlook.com ([fe80::f4a1:6643:4c93:2a9f]) by BY5PR10MB4306.namprd10.prod.outlook.com ([fe80::f4a1:6643:4c93:2a9f%3]) with mapi id 15.20.3912.029; Wed, 10 Mar 2021 19:54:59 +0000 Subject: Re: [PATCH V6 04/13] xfs: Check for extent overflow when trivally adding a new extent To: Chandan Babu R , fstests@vger.kernel.org Cc: linux-xfs@vger.kernel.org, djwong@kernel.org References: <20210309050124.23797-1-chandanrlinux@gmail.com> <20210309050124.23797-5-chandanrlinux@gmail.com> From: Allison Henderson Message-ID: <6779f15c-baf1-28f6-9b69-b7182f44f35e@oracle.com> Date: Wed, 10 Mar 2021 12:54:57 -0700 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.8.0 In-Reply-To: <20210309050124.23797-5-chandanrlinux@gmail.com> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit X-Originating-IP: [67.1.223.248] X-ClientProxiedBy: SJ0PR03CA0320.namprd03.prod.outlook.com (2603:10b6:a03:39d::25) To BY5PR10MB4306.namprd10.prod.outlook.com (2603:10b6:a03:211::7) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from [192.168.1.226] (67.1.223.248) by SJ0PR03CA0320.namprd03.prod.outlook.com (2603:10b6:a03:39d::25) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3912.17 via Frontend Transport; Wed, 10 Mar 2021 19:54:58 +0000 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: e4bb7848-d4d9-4ba0-491c-08d8e3fe6282 X-MS-TrafficTypeDiagnostic: BYAPR10MB3509: X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:826; X-MS-Exchange-SenderADCheck: 1 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:BY5PR10MB4306.namprd10.prod.outlook.com;PTR:;CAT:NONE;SFS:(136003)(39860400002)(346002)(366004)(376002)(396003)(31686004)(4326008)(16576012)(316002)(44832011)(186003)(86362001)(31696002)(2906002)(36756003)(5660300002)(2616005)(956004)(26005)(478600001)(53546011)(83380400001)(66476007)(66946007)(66556008)(16526019)(52116002)(8676002)(6486002)(8936002)(43740500002)(45980500001);DIR:OUT;SFP:1101; X-MS-Exchange-AntiSpam-MessageData: =?utf-8?B?WlhIbEdROGJFYVVOY0dOcXYyRUNMUnNGUmZUUjJaelhHV0w1QUt2R2RIL053?= =?utf-8?B?U2lDeHVIb0NrTm85c1UxZWl4THJ1bERuMFhwT0FjVHByOHg5bGsxYk12TGl6?= =?utf-8?B?cEpHWkp1dm45MHIxYVFBaFpzNUxraFFFOFRXaTYvcTlCWlZ3Wi9teGR1dTht?= =?utf-8?B?UDcwY1BCQjNWNW9kNk9WM3BwUUFSVXVObVptZFVXRElQZ1M2NHVCUXpZUGVN?= =?utf-8?B?T0VDSXNCN2ZNMlJoelhqcWVNb3lTTHNySE52Y0dPQmV5Z1UzV3RUVmRpQVhk?= =?utf-8?B?SmdaZ0xZejZFaU95R0FWMXBoVHc4RzBaSi9jVVBHU2FpU1lqZG9KQU1sOUlS?= =?utf-8?B?QVFOZ2ZTdk1WVUFEYjdYYjZMZ0o3UFRrOXF2aE90c2lNMVQrRzdsRElWUnV4?= =?utf-8?B?OEVNdjJVeWsrcTM0T0ZZS2tMQ2dIV1kvTDV1bEI4VjRBN3pzbklUMEI3d0I1?= =?utf-8?B?Z2x4Ni85b2krOHZmbmtRY2dXVUd0ZnREWHJ4a0JXdmxGMnd4cExDUTRCaWwx?= =?utf-8?B?MFRqeGYwMzN3cG5OSHFlL0ozUlBKY1Z5YmtCZDVPMmd4elVCWDNmQ05iWlFX?= =?utf-8?B?T2tsU1F1aEY2dzF4d2ZLaXVqaEt4OTVscGUzclI3L2dpZjBGMG5sOGZvQVJ0?= =?utf-8?B?RXNPemY3clNUTmNJZzgrSVc1NE1EcEZMbnRJUk02dU90QmlWY00zNGcxMytY?= =?utf-8?B?eUIvcFFMcWFmcU1lbnU5dFhYejZxMnp0cTZwejZjWFJTY21zL0NRbzdxMnQ3?= =?utf-8?B?dnBvMFg3azFpNUxNNnlFdUNQcHdVQlYzcjN4RWc1elB4YlJkNDByMGpSWVNL?= =?utf-8?B?TWRhL0lMQzQrenNjazBvVkttdytTMjNIN21xQkRQZ0l3RGQzV1pjUVkwWE5h?= =?utf-8?B?VlZ0RmxTZGJ1SkJmNkM1UVJUOTZwYkdDMTE2Vy82RU8zN0JDZ2NidjYwTGNo?= =?utf-8?B?Qkt0Vzc5OHVzS3lHejBnVXNJMm84aVc4UkJkbERja1BQUVFISEpiZWtPV1BE?= =?utf-8?B?OUxrNU54amExS0hIOFA5WnJBelpTckVmQ3JQZlRRK3VXQm8ydkRWbEltempn?= =?utf-8?B?YnJsc2tCRFhNZEpDZmlyeFhGakhmQUtCUDdGU0xSTDhXNXFDODNhdHBuUC90?= =?utf-8?B?V2pXeUNNZWRHZVI3b1FBYUlhdEVjSjR4aE9XWVJhVXpycUxMQnkyQjBIK3Rm?= =?utf-8?B?UzRKUFlhMWl5em4xdm1ZUjVlUkthSnd6VUc3QVRtMksvT1l2N0lVM0hzeTJv?= =?utf-8?B?aFVDOGlDcktIQkZqTkRKVnowQUdDaFVrN1pqMldRTFVvMVdYZkp0TVFBRGFi?= =?utf-8?B?ZlVsNDhjVFQ5Vy9FL3VXaDMrWlZVNHBCSUhxWSt4SVY1bkhLb2xZNStITVFv?= =?utf-8?B?SXgweGZRVkJPMUY4VWVGaXRpWmZqTFk2bllmYm9CNld0K0VPOFZZbmk4alE1?= =?utf-8?B?OGZSeHlBRVV4b1NjL0UwaW5BWm55VHhUZmxjcWkvRS9BLzJPOVZvckFPWFYx?= =?utf-8?B?dzBralJJUmdVOEU2aklEa00vQ3lDNGIvQ2FtSnFRZkpCL3pFbTRTTkluSmlL?= =?utf-8?B?QzhJcGRWRmQ5Z0N6dkR1Q0RVZUdlcFYwUWxKREZaQVdpRlU3ZTFxcUlNdnky?= =?utf-8?B?QjlxZ2ZZVHR5bnlkRlU4TStseUtTWFJxRDN0VkFEZmdvTWNKbCsyVlppdGFE?= =?utf-8?B?c2pabWRmRkthU0pZNGZxUU9lZGxNUGY2K2RwSU9nK1AzT3Ivb2NFSFp6RE1L?= =?utf-8?Q?shyDu0z9STlibuvyHgc0+aRmPkwkglrM6b5PgNe?= X-OriginatorOrg: oracle.com X-MS-Exchange-CrossTenant-Network-Message-Id: e4bb7848-d4d9-4ba0-491c-08d8e3fe6282 X-MS-Exchange-CrossTenant-AuthSource: BY5PR10MB4306.namprd10.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 10 Mar 2021 19:54:58.9377 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 4e2c6054-71cb-48f1-bd6c-3a9705aca71b X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: bfkpOX2bVN3sSQrg92JW6XUPu8O1cKvxRdWlg8dxaLSyx/+EWhQ3eNgAnURS37K3J25AsGp9SGUiBsNici/I1mPIVYaWLq1GOx53pBPpyRs= X-MS-Exchange-Transport-CrossTenantHeadersStamped: BYAPR10MB3509 X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=9919 signatures=668683 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 mlxscore=0 bulkscore=0 malwarescore=0 spamscore=0 mlxlogscore=999 phishscore=0 adultscore=0 suspectscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2009150000 definitions=main-2103100094 X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=9919 signatures=668683 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 mlxscore=0 lowpriorityscore=0 impostorscore=0 mlxlogscore=999 malwarescore=0 suspectscore=0 adultscore=0 phishscore=0 spamscore=0 priorityscore=1501 bulkscore=0 clxscore=1015 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2009150000 definitions=main-2103100094 Precedence: bulk List-ID: X-Mailing-List: fstests@vger.kernel.org On 3/8/21 10:01 PM, Chandan Babu R wrote: > This test verifies that XFS does not cause inode fork's extent count to > overflow when adding a single extent while there's no possibility of splitting > an existing mapping. > > Reviewed-by: Darrick J. Wong > Signed-off-by: Chandan Babu R ok, looks ok Reviewed-by: Allison Henderson > --- > tests/xfs/528 | 171 ++++++++++++++++++++++++++++++++++++++++++++++ > tests/xfs/528.out | 20 ++++++ > tests/xfs/group | 1 + > 3 files changed, 192 insertions(+) > create mode 100755 tests/xfs/528 > create mode 100644 tests/xfs/528.out > > diff --git a/tests/xfs/528 b/tests/xfs/528 > new file mode 100755 > index 00000000..557e6818 > --- /dev/null > +++ b/tests/xfs/528 > @@ -0,0 +1,171 @@ > +#! /bin/bash > +# SPDX-License-Identifier: GPL-2.0 > +# Copyright (c) 2021 Chandan Babu R. All Rights Reserved. > +# > +# FS QA Test 528 > +# > +# Verify that XFS does not cause inode fork's extent count to overflow when > +# adding a single extent while there's no possibility of splitting an existing > +# mapping. > + > +seq=`basename $0` > +seqres=$RESULT_DIR/$seq > +echo "QA output created by $seq" > + > +here=`pwd` > +tmp=/tmp/$$ > +status=1 # failure is the default! > +trap "_cleanup; exit \$status" 0 1 2 3 15 > + > +_cleanup() > +{ > + cd / > + rm -f $tmp.* > +} > + > +# get standard environment, filters and checks > +. ./common/rc > +. ./common/filter > +. ./common/quota > +. ./common/inject > +. ./common/populate > + > +# remove previous $seqres.full before test > +rm -f $seqres.full > + > +# real QA test starts here > + > +_supported_fs xfs > +_require_scratch > +_require_xfs_quota > +_require_xfs_debug > +_require_test_program "punch-alternating" > +_require_xfs_io_command "falloc" > +_require_xfs_io_error_injection "reduce_max_iextents" > +_require_xfs_io_error_injection "bmap_alloc_minlen_extent" > + > +echo "Format and mount fs" > +_scratch_mkfs_sized $((512 * 1024 * 1024)) >> $seqres.full > +_scratch_mount -o uquota >> $seqres.full > + > +bsize=$(_get_file_block_size $SCRATCH_MNT) > + > +echo "* Delalloc to written extent conversion" > + > +testfile=$SCRATCH_MNT/testfile > + > +echo "Inject reduce_max_iextents error tag" > +_scratch_inject_error reduce_max_iextents 1 > + > +nr_blks=$((15 * 2)) > + > +echo "Create fragmented file" > +for i in $(seq 0 2 $((nr_blks - 1))); do > + $XFS_IO_PROG -f -s -c "pwrite $((i * bsize)) $bsize" $testfile \ > + >> $seqres.full 2>&1 > + [[ $? != 0 ]] && break > +done > + > +echo "Verify \$testfile's extent count" > + > +nextents=$(_xfs_get_fsxattr nextents $testfile) > +if (( $nextents > 10 )); then > + echo "Extent count overflow check failed: nextents = $nextents" > + exit 1 > +fi > + > +rm $testfile > + > +echo "* Fallocate unwritten extents" > + > +echo "Fallocate fragmented file" > +for i in $(seq 0 2 $((nr_blks - 1))); do > + $XFS_IO_PROG -f -c "falloc $((i * bsize)) $bsize" $testfile \ > + >> $seqres.full 2>&1 > + [[ $? != 0 ]] && break > +done > + > +echo "Verify \$testfile's extent count" > + > +nextents=$(_xfs_get_fsxattr nextents $testfile) > +if (( $nextents > 10 )); then > + echo "Extent count overflow check failed: nextents = $nextents" > + exit 1 > +fi > + > +rm $testfile > + > +echo "* Directio write" > + > +echo "Create fragmented file via directio writes" > +for i in $(seq 0 2 $((nr_blks - 1))); do > + $XFS_IO_PROG -d -s -f -c "pwrite $((i * bsize)) $bsize" $testfile \ > + >> $seqres.full 2>&1 > + [[ $? != 0 ]] && break > +done > + > +echo "Verify \$testfile's extent count" > + > +nextents=$(_xfs_get_fsxattr nextents $testfile) > +if (( $nextents > 10 )); then > + echo "Extent count overflow check failed: nextents = $nextents" > + exit 1 > +fi > + > +rm $testfile > + > +# Check if XFS gracefully returns with an error code when we try to increase > +# extent count of user quota inode beyond the pseudo max extent count limit. > +echo "* Extend quota inodes" > + > +echo "Disable reduce_max_iextents error tag" > +_scratch_inject_error reduce_max_iextents 0 > + > +echo "Consume free space" > +fillerdir=$SCRATCH_MNT/fillerdir > +nr_free_blks=$(stat -f -c '%f' $SCRATCH_MNT) > +nr_free_blks=$((nr_free_blks * 90 / 100)) > + > +_fill_fs $((bsize * nr_free_blks)) $fillerdir $bsize 0 >> $seqres.full 2>&1 > + > +echo "Create fragmented filesystem" > +for dentry in $(ls -1 $fillerdir/); do > + $here/src/punch-alternating $fillerdir/$dentry >> $seqres.full > +done > + > +echo "Inject reduce_max_iextents error tag" > +_scratch_inject_error reduce_max_iextents 1 > + > +echo "Inject bmap_alloc_minlen_extent error tag" > +_scratch_inject_error bmap_alloc_minlen_extent 1 > + > +nr_blks=20 > + > +# This is a rough calculation; It doesn't take block headers into > +# consideration. > +# gdb -batch vmlinux -ex 'print sizeof(struct xfs_dqblk)' > +# $1 = 136 > +nr_quotas_per_block=$((bsize / 136)) > +nr_quotas=$((nr_quotas_per_block * nr_blks)) > + > +echo "Extend uquota file" > +for i in $(seq 0 $nr_quotas_per_block $nr_quotas); do > + chown $i $testfile >> $seqres.full 2>&1 > + [[ $? != 0 ]] && break > +done > + > +_scratch_unmount >> $seqres.full > + > +echo "Verify uquota inode's extent count" > +uquotino=$(_scratch_xfs_get_metadata_field 'uquotino' 'sb 0') > + > +nextents=$(_scratch_get_iext_count $uquotino data || \ > + _fail "Unable to obtain inode fork's extent count") > +if (( $nextents > 10 )); then > + echo "Extent count overflow check failed: nextents = $nextents" > + exit 1 > +fi > + > +# success, all done > +status=0 > +exit > diff --git a/tests/xfs/528.out b/tests/xfs/528.out > new file mode 100644 > index 00000000..3973cc15 > --- /dev/null > +++ b/tests/xfs/528.out > @@ -0,0 +1,20 @@ > +QA output created by 528 > +Format and mount fs > +* Delalloc to written extent conversion > +Inject reduce_max_iextents error tag > +Create fragmented file > +Verify $testfile's extent count > +* Fallocate unwritten extents > +Fallocate fragmented file > +Verify $testfile's extent count > +* Directio write > +Create fragmented file via directio writes > +Verify $testfile's extent count > +* Extend quota inodes > +Disable reduce_max_iextents error tag > +Consume free space > +Create fragmented filesystem > +Inject reduce_max_iextents error tag > +Inject bmap_alloc_minlen_extent error tag > +Extend uquota file > +Verify uquota inode's extent count > diff --git a/tests/xfs/group b/tests/xfs/group > index e861cec9..2356c4a9 100644 > --- a/tests/xfs/group > +++ b/tests/xfs/group > @@ -525,3 +525,4 @@ > 525 auto quick mkfs > 526 auto quick mkfs > 527 auto quick quota > +528 auto quick quota >