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#! /bin/bash
# SPDX-License-Identifier: GPL-2.0
# Copyright (c) 2017 Intel Corporation. All Rights Reserved.
#
# FS QA Test 452
#
# This is a regression test for kernel patch:
# commit fd96b8da68d3 ("ext4: fix fault handling when mounted with -o dax,ro")
# created by Ross Zwisler <ross.zwisler@linux.intel.com>
#
. ./common/preamble
_begin_fstest auto quick dax
# Import common functions.
. ./common/filter
# Modify as appropriate.
_supported_fs generic
_require_scratch
# we need to be able to execute binaries on scratch
_exclude_scratch_mount_option "noexec"
# real QA test starts here
# format and mount
_scratch_mkfs > $seqres.full 2>&1
_scratch_mount >> $seqres.full 2>&1
LS="$(type -P ls)"
SCRATCH_LS=$SCRATCH_MNT/ls_on_scratch
cp $LS $SCRATCH_LS
$SCRATCH_LS $SCRATCH_LS | _filter_scratch
_scratch_remount ro
$SCRATCH_LS $SCRATCH_LS | _filter_scratch
# success, all done
status=0
exit
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