2013-05-15 07:48:41 -05:00
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#! /bin/bash
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2018-06-09 11:35:42 +10:00
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# SPDX-License-Identifier: GPL-2.0
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# Copyright (c) 2013 Red Hat, Inc. All Rights Reserved.
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#
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2013-05-15 07:48:41 -05:00
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# FS QA Test No. 312
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#
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# ENOSPC in fallocate(2) could corrupt ext4 when file size > 4G
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#
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# Regression test for commit
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# 29ae07b ext4: Fix overflow caused by missing cast in ext4_fallocate()
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#
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seq=`basename $0`
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seqres=$RESULT_DIR/$seq
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echo "QA output created by $seq"
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here=`pwd`
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tmp=/tmp/$$
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status=1 # failure is the default!
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trap "_cleanup; exit \$status" 0 1 2 3 15
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_cleanup()
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{
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cd /
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rm -f $tmp.*
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}
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# get standard environment, filters and checks
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. ./common/rc
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. ./common/filter
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# real QA test starts here
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_supported_fs generic
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_supported_os Linux
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2014-04-28 10:55:12 +10:00
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_require_xfs_io_command "falloc"
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2013-05-15 07:48:41 -05:00
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_require_scratch
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# 5G in byte
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fssize=$((2**30 * 5))
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rm -f $seqres.full
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_scratch_mkfs_sized $fssize >>$seqres.full 2>&1
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_scratch_mount >>$seqres.full 2>&1
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echo "Silence is golden"
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# fallocate(2) a 6G(> 4G) file on a 5G fs
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$XFS_IO_PROG -f -c "falloc 0 6g" $SCRATCH_MNT/testfile.$seq >>$seqres.full 2>&1
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_scratch_unmount
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status=0
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exit
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