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apfstests/tests/btrfs/180
T
Darrick J. Wong a860a167d8 common: kill _supported_os
fstests only supports Linux, so get rid of this unnecessary predicate.

Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Eryu Guan <guaneryu@gmail.com>
2020-09-21 01:16:50 +08:00

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#! /bin/bash
# SPDX-License-Identifier: GPL-2.0
# Copyright (C) 2019 SUSE Linux Products GmbH. All Rights Reserved.
#
# FS QA Test 180
#
# Test if btrfs hits EDQUOT without reclaiming already freed extents when quota
# is enabled.
#
# This bug is going to be fxied by a patch for kernel titled
# "btrfs: qgroup: Make qgroup async transaction commit more aggressive"
#
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
# Modify as appropriate.
_supported_fs btrfs
_require_scratch
_require_xfs_io_command falloc
_scratch_mkfs > /dev/null
_scratch_mount
$BTRFS_UTIL_PROG quota enable "$SCRATCH_MNT" > /dev/null
$BTRFS_UTIL_PROG quota rescan -w "$SCRATCH_MNT" > /dev/null
$BTRFS_UTIL_PROG qgroup limit -e 1G "$SCRATCH_MNT"
$XFS_IO_PROG -f -c "falloc 0 900M" "$SCRATCH_MNT/padding"
# Commit transaction to reflect the quota usage
sync
rm -f "$SCRATCH_MNT/padding"
# Without the kernel fix, this will trigger EDQUOT.
_pwrite_byte 0xcd 0 512M "$SCRATCH_MNT/real_file" | _filter_xfs_io
# success, all done
status=0
exit