#! /bin/bash
# SPDX-License-Identifier: GPL-2.0
# Copyright (c) 2015 NETGEAR, Inc.  All Rights Reserved.
#
# FS QA Test No. btrfs/114
#
# btrfs quota scan/unmount sanity test
# Make sure that unmounting during a quota rescan doesn't crash
#
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

# real QA test starts here
_supported_fs btrfs
_require_scratch

_scratch_mkfs >>$seqres.full 2>&1
_scratch_mount

for i in `seq 0 1 450000`; do
	echo -n > $SCRATCH_MNT/file.$i
done
echo 3 > /proc/sys/vm/drop_caches
$BTRFS_UTIL_PROG quota enable $SCRATCH_MNT
_scratch_unmount

echo "Silence is golden"
status=0
exit