4 # This test uses xfs_io to unreserve space in a file at various different
5 # offsets and sizes. The script then verifies the holes are in the correct
10 #-----------------------------------------------------------------------
11 # Copyright (c) 2008 Silicon Graphics, Inc. All Rights Reserved.
13 # This program is free software; you can redistribute it and/or
14 # modify it under the terms of the GNU General Public License as
15 # published by the Free Software Foundation.
17 # This program is distributed in the hope that it would be useful,
18 # but WITHOUT ANY WARRANTY; without even the implied warranty of
19 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
20 # GNU General Public License for more details.
22 # You should have received a copy of the GNU General Public License
23 # along with this program; if not, write the Free Software Foundation,
24 # Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
26 #-----------------------------------------------------------------------
29 #This is the list of holes to punch in the file limited to $filesize
30 #NOTE holes cannot overlap or this script will fail.
31 holes="4096:4096 303104:4096 1048576:512 1051648:8192 1065984:8192 1085440:7168"
34 #Name of file to perform the test on
38 echo "QA output created by $seq"
42 status=0 # success is the default!
45 # get standard environment, filters and checks
49 # real QA test starts here
54 _scratch_mkfs_xfs >/dev/null 2>&1
56 fsblocksize=`xfs_info $SCRATCH_MNT|sed 's/=/ /g'|awk '/^data / { print $3 }'`
58 dd if=/dev/zero of=$SCRATCH_MNT/$filename bs=1024k count=10 >> $seq.full 2>&1
60 # run DMAPI test using verbose output
61 echo Punching holes in file
62 echo Punching holes in file >> $seq.full
64 echo xfs_io -c "unresvsp `echo $i |$SED_PROG 's/:/ /g'`" $SCRATCH_MNT/$filename >> $seq.full
65 xfs_io -c "unresvsp `echo $i |$SED_PROG 's/:/ /g'`" $SCRATCH_MNT/$filename ;
68 echo Verifying holes are in the correct spots:
70 xfs_bmap=`xfs_bmap $SCRATCH_MNT/$filename`
71 xfs_bmap $SCRATCH_MNT/$filename >> $seq.full
73 holeStart=$[`echo $i|$SED_PROG 's/:/ /g'|awk '{print $1}'`];
74 holeEnd=$[`echo $i|$SED_PROG 's/:/ /g'|awk '{print $2}'`];
76 #Round hole size down to a multiple of $fsblocksize
77 holeEnd=$[(($holeStart+$holeEnd)/$fsblocksize)*$fsblocksize]
79 #Round hole start up to a multiple of $fsblocksize
80 if [ $[$holeStart % $fsblocksize] -gt 0 ] ; then
81 holeStart=$[($holeStart/$fsblocksize +1) * $fsblocksize]
83 #xfs_bmap prints holes in the following format
85 bmap="\[$[$holeStart/512]..$[($holeEnd/512) -1]\]";
86 echo $bmap >> $seq.full
87 if [ $holeEnd == $holeStart ] ; then
88 continue #there is no hole
90 if ! echo $xfs_bmap|grep -q $bmap; then
91 echo Offset $holeStart to $holeEnd basic blocks failed;
95 if [ $status == 0 ] ; then
96 echo Test $seq Passed.