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#! /bin/bash
# SPDX-License-Identifier: GPL-2.0
# Copyright (c) 2009 Christoph Hellwig. All Rights Reserved.
#
# FS QA Test No. 220
#
# Test quota off handling.
#
# Based on bug reports from Utako Kusaka <u-kusaka@wm.jp.nec.com> and
# Ryota Yamauchi <r-yamauchi@vf.jp.nec.com>.
#
. ./common/preamble
_begin_fstest auto quota quick
# Override the default cleanup function.
_cleanup()
{
cd /
_scratch_unmount >/dev/null 2>&1
}
# Import common functions.
. ./common/filter
. ./common/quota
# real QA test starts here
_supported_fs xfs
_require_scratch
_require_quota
# Only mount with the specific quota options mentioned below
_qmount_option "defaults"
echo "Silence is golden."
# create scratch filesystem
_scratch_mkfs_xfs >/dev/null 2>&1
# mount with quotas enabled
_scratch_mount -o uquota
# turn off quota
$XFS_QUOTA_PROG -x -c off $SCRATCH_DEV
# and unmount (this used to crash)
_scratch_unmount
# create scratch filesystem
_scratch_mkfs_xfs >/dev/null 2>&1
# mount with quotas enabled
_scratch_mount -o uquota
# turn off quota accounting...
$XFS_QUOTA_PROG -x -c off $SCRATCH_DEV
# ...but if the kernel doesn't support turning off accounting, remount with
# noquota option to turn it off...
if $XFS_QUOTA_PROG -x -c 'state -u' $SCRATCH_DEV | grep -q 'Accounting: ON'; then
_scratch_unmount
_scratch_mount -o noquota
fi
before_freesp=$(_get_available_space $SCRATCH_MNT)
# ...and remove space allocated to the quota files
# (this used to give wrong ENOSYS returns in 2.6.31)
$XFS_QUOTA_PROG -x -c remove $SCRATCH_DEV
# Make sure we actually freed the space used by dquot 0
after_freesp=$(_get_available_space $SCRATCH_MNT)
delta=$((after_freesp - before_freesp))
echo "freesp $before_freesp -> $after_freesp ($delta)" >> $seqres.full
if [ $before_freesp -ge $after_freesp ]; then
echo "expected Q_XQUOTARM to free space"
fi
# and unmount again
_scratch_unmount
status=0
exit $status
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