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=-11.5 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,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 23CBFC433E0 for ; Thu, 6 Aug 2020 19:35:56 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 400322173E for ; Thu, 6 Aug 2020 19:35:56 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726005AbgHFTfz (ORCPT ); Thu, 6 Aug 2020 15:35:55 -0400 Received: from mga02.intel.com ([134.134.136.20]:29926 "EHLO mga02.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725875AbgHFTfz (ORCPT ); Thu, 6 Aug 2020 15:35:55 -0400 IronPort-SDR: 21HjxyhMEMsO4hKPo707yC/pkJ48qHz4EA2N8b5YaxhfNwHbyQCZ/hW+dFSRbOZ9sAjghW7QRU v1nVoT1Duztg== X-IronPort-AV: E=McAfee;i="6000,8403,9705"; a="140787259" X-IronPort-AV: E=Sophos;i="5.75,443,1589266800"; d="scan'208";a="140787259" X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga005.fm.intel.com ([10.253.24.32]) by orsmga101.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 06 Aug 2020 12:35:54 -0700 IronPort-SDR: +GRjPNRAYa/wcQK7ODh4mfL12byqvUKlybIzD1dWz9R+L/hYN3A9KWk/zUNRsH6e9OM5Ij6IC5 IrDA6Q4fLj3Q== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.75,443,1589266800"; d="scan'208";a="493785406" Received: from iweiny-desk2.sc.intel.com ([10.3.52.147]) by fmsmga005.fm.intel.com with ESMTP; 06 Aug 2020 12:35:53 -0700 Date: Thu, 6 Aug 2020 12:35:53 -0700 From: Ira Weiny To: Xiao Yang Cc: fstests@vger.kernel.org, darrick.wong@oracle.com, guaneryu@gmail.com Subject: Re: [PATCH v2] generic: Verify how to change the S_DAX flag on an existing file Message-ID: <20200806193552.GO1573827@iweiny-DESK2.sc.intel.com> References: <20200805024507.32702-1-yangx.jy@cn.fujitsu.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200805024507.32702-1-yangx.jy@cn.fujitsu.com> User-Agent: Mutt/1.11.1 (2018-12-01) Sender: fstests-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: fstests@vger.kernel.org On Wed, Aug 05, 2020 at 10:45:07AM +0800, Xiao Yang wrote: > Change FS_XFLAG_DAX on an existing file and check if S_DAX on the > file can take effect immediately by the following steps: > 1) Stop all applications which are using the file. > 2) Do drop_caches or umount & mount cycle. > > Signed-off-by: Xiao Yang Reviewed-by: Ira Weiny > --- > > Note: It is based on the following patch set: > https://www.spinics.net/lists/fstests/msg14457.html > > V1->V2: > Add a combination(without dax option) to do tests. > > tests/generic/608 | 121 ++++++++++++++++++++++++++++++++++++++++++ > tests/generic/608.out | 2 + > tests/generic/group | 1 + > 3 files changed, 124 insertions(+) > create mode 100644 tests/generic/608 > create mode 100644 tests/generic/608.out > > diff --git a/tests/generic/608 b/tests/generic/608 > new file mode 100644 > index 00000000..705ae4b3 > --- /dev/null > +++ b/tests/generic/608 > @@ -0,0 +1,121 @@ > +#! /bin/bash > +# SPDX-License-Identifier: GPL-2.0 > +# Copyright (c) 2020 Fujitsu. All Rights Reserved. > +# > +# FS QA Test 608 > +# Change FS_XFLAG_DAX on an existing file and check if S_DAX on > +# the file can take effect immediately by the following steps: > +# 1) Stop all applications which are using the file. > +# 2) Do drop_caches or umount & mount cycle. > + > +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 > + > +# remove previous $seqres.full before test > +rm -f $seqres.full > + > +_supported_fs generic > +_supported_os Linux > +_require_scratch_dax_mountopt "dax=always" > +_require_dax_iflag > +_require_xfs_io_command "lsattr" "-v" > +_require_xfs_io_command "statx" "-r" > + > +test_drop_caches() > +{ > + local t_file=$SCRATCH_MNT/testfile > + > + rm -f $t_file > + touch $t_file > + _check_xflag $t_file 0 > + _check_s_dax $t_file 0 > + > + exec 3< $t_file > + > + $XFS_IO_PROG -c 'chattr +x' $t_file > + _check_xflag $t_file 1 > + _check_s_dax $t_file 0 > + > + # One application is using test file and check if S_DAX on > + # the file doesn't take effect immediately by drop_caches > + echo 2 > /proc/sys/vm/drop_caches > + _check_s_dax $t_file 0 > + > + exec 3<&- > + > + # No application is using test file and check if S_DAX on > + # the file takes effect immediately by drop_caches > + echo 2 > /proc/sys/vm/drop_caches > + _check_s_dax $t_file 1 > +} > + > +test_cycle_mount() > +{ > + local option=$1 > + local t_dir=$SCRATCH_MNT/testdir > + local t_file=$t_dir/testfile > + > + mkdir -p $t_dir > + $XFS_IO_PROG -c 'chattr +x' $t_dir > + rm -f $t_file > + touch $t_file > + _check_xflag $t_file 1 > + _check_s_dax $t_file 1 > + > + exec 3< $t_file > + > + $XFS_IO_PROG -c 'chattr -x' $t_file > + _check_xflag $t_file 0 > + _check_s_dax $t_file 1 > + > + exec 3<&- > + > + # No application is using test file and check if S_DAX on > + # the file takes effect immediately by umount & mount > + _scratch_cycle_mount "$option" > + _check_s_dax $t_file 0 > +} > + > +do_tests() > +{ > + local mount_option=$1 > + local cycle_mount_option=$2 > + > + _scratch_mount "$mount_option" > + > + test_drop_caches > + > + test_cycle_mount "$cycle_mount_option" > + > + _scratch_unmount > +} > + > +_scratch_mkfs >> $seqres.full 2>&1 > + > +# mount with dax option > +do_tests "-o dax=inode" "dax=inode" > + > +# mount without dax option > +export MOUNT_OPTIONS="" > +do_tests > + > +# success, all done > +echo "Silence is golden" > +status=0 > +exit > diff --git a/tests/generic/608.out b/tests/generic/608.out > new file mode 100644 > index 00000000..1e534458 > --- /dev/null > +++ b/tests/generic/608.out > @@ -0,0 +1,2 @@ > +QA output created by 608 > +Silence is golden > diff --git a/tests/generic/group b/tests/generic/group > index 5bd289c3..aa969bcb 100644 > --- a/tests/generic/group > +++ b/tests/generic/group > @@ -610,3 +610,4 @@ > 605 auto attr quick dax > 606 auto attr quick dax > 607 auto attr quick dax > +608 auto attr quick dax > -- > 2.21.0 > > >