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#! /bin/bash
# SPDX-License-Identifier: GPL-2.0
# Copyright (c) 2016 Fujitsu. All Rights Reserved.
#
# FS QA Test 126
#
# Regression test for leaking data space after hitting EDQUOTA
#
. ./common/preamble
_begin_fstest auto quick qgroup limit
. ./common/filter
_supported_fs btrfs
_require_scratch
_require_btrfs_qgroup_report
# This test requires specific data space usage, skip if we have compression
# enabled.
_require_no_compress
_scratch_mkfs >/dev/null
# Use enospc_debug mount option to trigger restrict space info check
_scratch_mount "-o enospc_debug"
_btrfs quota enable $SCRATCH_MNT
_qgroup_rescan $SCRATCH_MNT
_btrfs qgroup limit 512K 0/5 $SCRATCH_MNT
# The amount of written data may change due to different nodesize at mkfs time,
# so redirect stdout to seqres.full.
# Also, EDQUOTA is expected, which can't be redirected due to the limitation
# of _filter_xfs_io, so golden output will include EDQUOTA error message
_pwrite_byte 0xcdcdcdcd 0 1M $SCRATCH_MNT/test_file 2>&1 >> $seqres.full | \
_filter_xfs_io_error
# Fstests will umount the fs, and at umount time, kernel warning will be
# triggered
# success, all done
status=0
exit
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