2016-05-09 10:49:50 +10:00
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#! /bin/bash
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2016-05-09 16:03:29 +10:00
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# FS QA Test No. 349
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2016-05-09 10:49:50 +10:00
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#
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# Test fallocate(ZERO_RANGE) on a block device, which should be able to
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# WRITE SAME (or equivalent) the range.
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#
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#-----------------------------------------------------------------------
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# Copyright (c) 2016 Oracle, Inc. All Rights Reserved.
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License as
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# published by the Free Software Foundation.
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#
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# This program is distributed in the hope that it would be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write the Free Software Foundation,
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# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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#-----------------------------------------------------------------------
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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 7 15
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_cleanup()
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{
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cd /
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rm -rf $tmp.*
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}
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# get standard environment, filters and checks
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. ./common/rc
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. ./common/filter
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. ./common/scsi_debug
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# real QA test starts here
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_supported_os Linux
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_require_scsi_debug
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_require_xfs_io_command "fzero"
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echo "Create and format"
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dev=$(_get_scsi_debug_dev 512 512 0 4 "lbpws=1 lbpws10=1")
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_pwrite_byte 0x62 0 4m $dev >> $seqres.full
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echo "Zero range"
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$XFS_IO_PROG -c "fzero -k 512k 1m" $dev
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echo "Zero range without keep_size"
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$XFS_IO_PROG -c "fzero 384k 64k" $dev
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echo "Zero range past EOD"
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$XFS_IO_PROG -c "fzero -k 3m 4m" $dev
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echo "Check contents"
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md5sum $dev | sed -e "s|$dev|SCSI_DEBUG_DEV|g"
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echo "Zero range to MAX_LFS_FILESIZE"
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# zod = MAX_LFS_FILESIZE
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case "$(getconf LONG_BIT)" in
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"32")
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zod=$(( ($(getconf PAGE_SIZE) << ($(getconf LONG_BIT) - 1) ) - 1))
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;;
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"64")
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zod=9223372036854775807
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;;
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*)
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_fail "sizeof(long) == $(getconf LONG_BIT)?"
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;;
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esac
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$XFS_IO_PROG -c "fzero -k 0 $zod" $dev
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echo "Check contents"
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md5sum $dev | sed -e "s|$dev|SCSI_DEBUG_DEV|g"
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echo "Destroy device"
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_put_scsi_debug_dev
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# success, all done
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status=0
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exit
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