mirror of
https://github.com/linux-apfs/apfstests.git
synced 2026-05-01 15:01:44 -07:00
Dave Chinner
cf89aed924
Fully scripted conversion, see script in initial SPDX license commit message. Signed-off-by: Dave Chinner <dchinner@redhat.com>
87 lines
1.9 KiB
Bash
Executable File
87 lines
1.9 KiB
Bash
Executable File
#! /bin/bash
|
|
# SPDX-License-Identifier: GPL-2.0
|
|
# Copyright (c) 2015 Oracle, Inc. All Rights Reserved.
|
|
#
|
|
# FS QA Test No. 164
|
|
#
|
|
# Test for races or FS corruption between reflink and buffered I/O reading the
|
|
# target file.
|
|
#
|
|
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.* $finished_file
|
|
wait
|
|
}
|
|
|
|
# get standard environment, filters and checks
|
|
. ./common/rc
|
|
. ./common/filter
|
|
. ./common/reflink
|
|
|
|
# real QA test starts here
|
|
_supported_os Linux
|
|
_require_scratch_reflink
|
|
_require_cp_reflink
|
|
|
|
echo "Format and mount"
|
|
_scratch_mkfs > $seqres.full 2>&1
|
|
_scratch_mount >> $seqres.full 2>&1
|
|
|
|
testdir=$SCRATCH_MNT/test-$seq
|
|
finished_file=/tmp/finished
|
|
rm -rf $finished_file
|
|
mkdir $testdir
|
|
|
|
loops=512
|
|
nr_loops=$((loops - 1))
|
|
blksz=65536
|
|
|
|
echo "Initialize files"
|
|
echo >> $seqres.full
|
|
_pwrite_byte 0x61 0 $((loops * blksz)) $testdir/file1 >> $seqres.full
|
|
_pwrite_byte 0x62 0 $((loops * blksz)) $testdir/file2 >> $seqres.full
|
|
_cp_reflink $testdir/file1 $testdir/file3
|
|
_scratch_cycle_mount
|
|
|
|
fbytes() {
|
|
egrep -v '(61 61 61 61 61 61 61 61 61 61 61 61 61 61 61 61|62 62 62 62 62 62 62 62 62 62 62 62 62 62 62 62)'
|
|
}
|
|
|
|
reader() {
|
|
while [ ! -e $finished_file ]; do
|
|
_read_range $testdir/file3 0 $((loops * blksz)) | fbytes
|
|
done
|
|
}
|
|
|
|
echo "Reflink and reread the files!"
|
|
reader &
|
|
for i in `seq 1 2`; do
|
|
seq $nr_loops -1 0 | while read i; do
|
|
_reflink_range $testdir/file1 $((i * blksz)) \
|
|
$testdir/file3 $((i * blksz)) $blksz >> $seqres.full
|
|
[ $? -ne 0 ] && break
|
|
done
|
|
seq $nr_loops -1 0 | while read i; do
|
|
_reflink_range $testdir/file2 $((i * blksz)) \
|
|
$testdir/file3 $((i * blksz)) $blksz >> $seqres.full
|
|
[ $? -ne 0 ] && break
|
|
done
|
|
done
|
|
echo "Finished reflinking"
|
|
touch $finished_file
|
|
wait
|
|
|
|
# success, all done
|
|
status=0
|
|
exit
|