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#! /bin/bash
# SPDX-License-Identifier: GPL-2.0
# Copyright (c) 2000-2004 Silicon Graphics, Inc. All Rights Reserved.
#
# FS QA Test No. 084
#
# Exercises unwritten extent reads and writes, looking
# for data corruption (zeroes read) near the end of file.
#
. ./common/preamble
_begin_fstest ioctl rw auto prealloc
# Import common functions.
. ./common/filter
_filter_resv()
{
_filter_test_dir | sed -e 's/[0-9][0-9]* bytes/NUM bytes/g'
}
pgsize=`$here/src/feature -s`
# -i == number of iterations
# -l == bytes to leak on each iteration
# -b == read/write block size
# -s == preallocation size
# real QA test starts here
_supported_fs xfs
_require_xfs_io_command "falloc"
_require_test
echo
echo "*** First case - I/O blocksize same as pagesize"
$here/src/resvtest -i 20 -b $pgsize "$TEST_DIR/resv" | _filter_resv
res=${PIPESTATUS[0]}
[ $res -eq 137 ] && _notrun "resvtest -i 20 -b $pgsize was SIGKILLed (OOM?)"
[ $res -eq 0 ] && echo done
rm -f "$TEST_DIR/mumble"
echo
echo "*** Second case - 512 byte I/O blocksize"
$here/src/resvtest -i 40 -b 512 "$TEST_DIR/resv" | _filter_resv
res=${PIPESTATUS[0]}
[ $res -eq 137 ] && _notrun "resvtest -i 40 -b 512 was SIGKILLed (OOM?)"
[ $res -eq 0 ] && echo done
rm -f "$TEST_DIR/grumble"
# success, all done
status=0
exit
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