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apfstests/tests/xfs/201
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) 2009 Christoph Hellwig.
#
# FS QA Test No. 201
#
# Test out the infamous xfs_btree_delrec corruption.
#
# Only happens on 32-bit kernels without CONFIG_LBD, but it should be harmless
# to run this everywhere.
#
seq=`basename $0`
seqres=$RESULT_DIR/$seq
echo "QA output created by $seq"
here=`pwd`
tmp=/tmp/$$
status=1 # failure is the default!
_cleanup()
{
_scratch_unmount
}
trap "_cleanup; exit \$status" 0 1 2 3 15
# get standard environment, filters and checks
. ./common/rc
. ./common/filter
# real QA test starts here
_supported_fs xfs
file=$SCRATCH_MNT/f
min_align=`_min_dio_alignment $SCRATCH_DEV`
do_pwrite()
{
offset=`expr $1 \* $min_align`
end=`expr $2 \* $min_align`
length=`expr $end - $offset`
$XFS_IO_PROG -d -f $file -c "pwrite $offset $length" >/dev/null
}
_require_scratch
_scratch_mkfs_xfs >/dev/null 2>&1
_scratch_mount
# Create a fragmented file
do_pwrite 30792 31039
do_pwrite 30320 30791
do_pwrite 29688 30319
do_pwrite 29536 29687
do_pwrite 27216 29535
do_pwrite 24368 27215
do_pwrite 21616 24367
do_pwrite 20608 21615
do_pwrite 19680 20607
do_pwrite 19232 19679
do_pwrite 17840 19231
do_pwrite 16928 17839
do_pwrite 15168 16927
do_pwrite 14048 15167
do_pwrite 12152 14047
do_pwrite 11344 12151
do_pwrite 8792 11343
do_pwrite 6456 8791
do_pwrite 5000 6455
do_pwrite 1728 4999
do_pwrite 0 1727
sync
sync
# and truncate it again
> $SCRATCH_MNT/bigfile
# success, all done
echo "*** done"
rm -f $seqres.full
status=0