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xfstests: add a test for XFS_IOC_ZERO_RANGE
Signed-off-by: Dave Chinner <dchinner@redhat.com> Reviewed-by: Christoph Hellwig <hch@lst.de>
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Dave Chinner
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Dave Chinner
Dave Chinner
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afcf8c7efd
commit
cebe474844
@@ -0,0 +1,201 @@
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#! /bin/bash
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# FS QA Test No. 242
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#
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# Test XFS_IOC_ZERO_RANGE
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#
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#-----------------------------------------------------------------------
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# Copyright (c) 2010 Red Hat. 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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#
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# creator
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owner=dchinner@redhat.com
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seq=`basename $0`
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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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_cleanup()
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{
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rm -f $tmp.*
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}
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trap "_cleanup ; exit \$status" 0 1 2 3 15
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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 xfs
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_supported_os Linux
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_test_io_zero()
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{
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$XFS_IO_PROG -c "zero help" 2>&1 | \
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grep 'command "zero" not found' > /dev/null
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echo $?
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}
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[ $(_test_io_zero) -eq 0 ] && _notrun "zero command not supported"
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die_now()
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{
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status=1
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exit
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}
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_filter_bmap()
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{
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awk '$3 ~ /hole/ { print $1, $2, $3; next }
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$7 ~ /10000/ { print $1, $2, "unwritten"; next }
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$7 ~ /00000/ {print $1, $2, "data" }'
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}
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# test the different corner cases for zeroing a range:
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#
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# 1. into a hole
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# 2. into allocated space
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# 3. into unwritten space
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# 4. hole -> data
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# 5. hole -> unwritten
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# 6. data -> hole
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# 7. data -> unwritten
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# 8. unwritten -> hole
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# 9. unwritten -> data
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# 10. hole -> data -> hole
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# 11. data -> hole -> data
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# 12. unwritten -> data -> unwritten
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# 13. data -> unwritten -> data
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testfile=$TEST_DIR/242.$$
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echo " 1. into a hole"
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rm -f $testfile
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$XFS_IO_PROG -f -c "truncate 20k" \
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-c "zero 4k 8k" \
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-c "bmap -vp" $testfile | _filter_bmap
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[ $? -ne 0 ] && die_now
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echo " 2. into allocated space"
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rm -f $testfile
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$XFS_IO_PROG -f -c "truncate 20k" \
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-c "pwrite 0 20k" -c "fsync" \
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-c "zero 4k 8k" \
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-c "bmap -vp" $testfile | _filter_bmap
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[ $? -ne 0 ] && die_now
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echo " 3. into unwritten space"
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rm -f $testfile
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$XFS_IO_PROG -f -c "truncate 20k" \
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-c "resvsp 0 20k" \
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-c "zero 4k 8k" \
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-c "bmap -vp" $testfile | _filter_bmap
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[ $? -ne 0 ] && die_now
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echo " 4. hole -> data"
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rm -f $testfile
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$XFS_IO_PROG -f -c "truncate 20k" \
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-c "pwrite 8k 8k" -c "fsync" \
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-c "zero 4k 8k" \
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-c "bmap -vp" $testfile | _filter_bmap
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[ $? -ne 0 ] && die_now
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echo " 5. hole -> unwritten"
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rm -f $testfile
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$XFS_IO_PROG -f -c "truncate 20k" \
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-c "resvsp 8k 8k" \
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-c "zero 4k 8k" \
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-c "bmap -vp" $testfile | _filter_bmap
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[ $? -ne 0 ] && die_now
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echo " 6. data -> hole"
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rm -f $testfile
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$XFS_IO_PROG -f -c "truncate 20k" \
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-c "pwrite 0 8k" -c "fsync" \
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-c "zero 4k 8k" \
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-c "bmap -vp" $testfile | _filter_bmap
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[ $? -ne 0 ] && die_now
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echo " 7. data -> unwritten"
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rm -f $testfile
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$XFS_IO_PROG -f -c "truncate 20k" \
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-c "pwrite 0 8k" -c "fsync" \
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-c "resvsp 8k 8k" \
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-c "zero 4k 8k" \
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-c "bmap -vp" $testfile | _filter_bmap
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[ $? -ne 0 ] && die_now
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echo " 8. unwritten -> hole"
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rm -f $testfile
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$XFS_IO_PROG -f -c "truncate 20k" \
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-c "resvsp 0 8k" \
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-c "zero 4k 8k" \
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-c "bmap -vp" $testfile | _filter_bmap
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[ $? -ne 0 ] && die_now
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echo " 9. unwritten -> data"
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rm -f $testfile
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$XFS_IO_PROG -f -c "truncate 20k" \
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-c "resvsp 0 8k" \
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-c "pwrite 8k 8k" -c "fsync" \
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-c "zero 4k 8k" \
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-c "bmap -vp" $testfile | _filter_bmap
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[ $? -ne 0 ] && die_now
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echo " 10. hole -> data -> hole"
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rm -f $testfile
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$XFS_IO_PROG -f -c "truncate 20k" \
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-c "pwrite 8k 4k" -c "fsync" \
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-c "zero 4k 12k" \
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-c "bmap -vp" $testfile | _filter_bmap
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[ $? -ne 0 ] && die_now
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echo " 11. data -> hole -> data"
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rm -f $testfile
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$XFS_IO_PROG -f -c "truncate 20k" \
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-c "resvsp 0 20k" \
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-c "pwrite 0 8k" \
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-c "pwrite 12k 8k" -c "fsync" \
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-c "unresvsp 8k 4k" \
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-c "zero 4k 12k" \
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-c "bmap -vp" $testfile | _filter_bmap
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[ $? -ne 0 ] && die_now
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echo " 12. unwritten -> data -> unwritten"
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rm -f $testfile
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$XFS_IO_PROG -f -c "truncate 20k" \
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-c "resvsp 0 20k" \
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-c "pwrite 8k 4k" -c "fsync" \
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-c "zero 4k 12k" \
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-c "bmap -vp" $testfile | _filter_bmap
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[ $? -ne 0 ] && die_now
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echo " 13. data -> unwritten -> data"
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rm -f $testfile
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$XFS_IO_PROG -f -c "truncate 20k" \
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-c "resvsp 0 20k" \
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-c "pwrite 0k 8k" -c "fsync" \
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-c "pwrite 12k 8k" -c "fsync" \
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-c "zero 4k 12k" \
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-c "bmap -vp" $testfile | _filter_bmap
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[ $? -ne 0 ] && die_now
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status=0 ; exit
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@@ -0,0 +1,53 @@
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QA output created by 242
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1. into a hole
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0: [0..7]: hole
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1: [8..23]: unwritten
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2: [24..39]: hole
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2. into allocated space
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0: [0..7]: data
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1: [8..23]: unwritten
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2: [24..39]: data
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3. into unwritten space
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0: [0..39]: unwritten
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4. hole -> data
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0: [0..7]: hole
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1: [8..15]: unwritten
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2: [16..23]: unwritten
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3: [24..31]: data
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4: [32..39]: hole
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5. hole -> unwritten
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0: [0..7]: hole
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1: [8..15]: unwritten
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2: [16..31]: unwritten
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3: [32..39]: hole
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6. data -> hole
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0: [0..7]: data
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1: [8..23]: unwritten
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2: [24..39]: hole
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7. data -> unwritten
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0: [0..7]: data
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1: [8..31]: unwritten
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2: [32..39]: hole
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8. unwritten -> hole
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0: [0..23]: unwritten
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1: [24..39]: hole
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9. unwritten -> data
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0: [0..23]: unwritten
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1: [24..31]: data
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2: [32..39]: hole
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10. hole -> data -> hole
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0: [0..7]: hole
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1: [8..15]: unwritten
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2: [16..23]: unwritten
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3: [24..31]: unwritten
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4: [32..39]: hole
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11. data -> hole -> data
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0: [0..7]: data
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1: [8..31]: unwritten
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2: [32..39]: data
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12. unwritten -> data -> unwritten
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0: [0..39]: unwritten
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13. data -> unwritten -> data
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0: [0..7]: data
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1: [8..31]: unwritten
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2: [32..39]: data
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