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apfstests/tests/xfs/423
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) 2017 Oracle, Inc. All Rights Reserved.
#
# FS QA Test No. 423
#
# Race scrubbing the inode record while appending to a file.
# This exposes a bug in xfs_bmap_count_blocks where we count delalloc
# extents for di_nblocks if the fork is in extents format, but we don't
# count them if the fork is in btree format.
#
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 7 15
_cleanup()
{
cd /
rm -rf $tmp.*
}
# get standard environment, filters and checks
. ./common/rc
. ./common/filter
. ./common/fuzzy
. ./common/inject
. ./common/xfs
# real QA test starts here
_supported_fs xfs
_require_test_program "punch-alternating"
_require_xfs_io_command "scrub"
_require_scratch
echo "Format and populate"
_scratch_mkfs > "$seqres.full" 2>&1
_scratch_mount
$XFS_IO_PROG -f -c 'falloc 0 10m' $SCRATCH_MNT/a >> $seqres.full
$XFS_IO_PROG -f -c 'falloc 0 10m' $SCRATCH_MNT/b >> $seqres.full
$here/src/punch-alternating $SCRATCH_MNT/b
sync
echo "Set up delalloc extents"
$XFS_IO_PROG -c 'pwrite -S 0x66 10m 128k' $SCRATCH_MNT/a >> $seqres.full
$XFS_IO_PROG -c 'pwrite -S 0x66 10m 128k' $SCRATCH_MNT/b >> $seqres.full
$XFS_IO_PROG -c 'bmap -ev' $SCRATCH_MNT/a $SCRATCH_MNT/b > $SCRATCH_MNT/before
cat $SCRATCH_MNT/before >> $seqres.full
echo "Scrub a and b"
$XFS_IO_PROG -x -c 'scrub inode' $SCRATCH_MNT/a >> $seqres.full
$XFS_IO_PROG -x -c 'scrub inode' $SCRATCH_MNT/b >> $seqres.full
$XFS_IO_PROG -c 'bmap -ev' $SCRATCH_MNT/a $SCRATCH_MNT/b > $SCRATCH_MNT/after
cat $SCRATCH_MNT/after >> $seqres.full
echo "Compare extent maps"
diff -u $SCRATCH_MNT/before $SCRATCH_MNT/after
echo "Test done"
status=0
exit