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#! /bin/bash
# SPDX-License-Identifier: GPL-2.0
# Copyright (c) 2017-2018 Intel Corporation. All Rights Reserved.
#
# FS QA Test ext4/031
#
# This is a regression test for kernel patch:
# ext4: prevent data corruption with inline data + DAX
# created by Ross Zwisler <ross.zwisler@linux.intel.com>
#
. ./common/preamble
_begin_fstest auto quick dax
# Import common functions.
. ./common/filter
# DAX needs to be off so we can create an inode with inline data
SAVE_MOUNT_OPTIONS="$MOUNT_OPTIONS"
MOUNT_OPTIONS=""
# Modify as appropriate.
_supported_fs ext4
_require_scratch_dax_mountopt "dax"
_require_test_program "t_ext4_dax_inline_corruption"
_require_scratch_ext4_feature "inline_data"
# real QA test starts here
_scratch_mkfs_ext4 -O inline_data > $seqres.full 2>&1
TESTFILE=$SCRATCH_MNT/testfile
_scratch_mount >> $seqres.full 2>&1
echo "Need to make some inline data..." > $TESTFILE
export MOUNT_OPTIONS="$SAVE_MOUNT_OPTIONS"
_scratch_unmount >> $seqres.full 2>&1
_try_scratch_mount "-o dax" >> $seqres.full 2>&1
if [[ $? != 0 ]]; then
# _require_scratch_dax_mountopt already verified that we could mount with DAX.
# Failure here is expected because we have inline data.
echo "Silence is golden"
status=0
exit
fi
$here/src/t_ext4_dax_inline_corruption $TESTFILE
# success, all done
echo "Silence is golden"
status=0
exit
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