2 # SPDX-License-Identifier: GPL-2.0
3 # Copyright (c) 2008 Silicon Graphics, Inc. All Rights Reserved.
7 # This test uses xfs_io to unreserve space in a file at various different
8 # offsets and sizes. The script then verifies the holes are in the correct
15 _begin_fstest rw auto quick
17 status=0 # success is the default!
19 # Import common functions.
22 # real QA test starts here
26 _scratch_mkfs_xfs >/dev/null 2>&1
29 fsblocksize=$(_get_file_block_size $SCRATCH_MNT)
31 #This is the list of holes to punch in the file limited to $filesize
32 #NOTE holes cannot overlap or this script will fail.
33 holes="$fsblocksize:$fsblocksize \
34 $(($fsblocksize * 74)):$fsblocksize \
35 $(($fsblocksize * 256)):$(($fsblocksize / 8)) \
36 $(echo scale=0\;$fsblocksize \* 256 \+ $fsblocksize \* 3 \/ 4 | bc):$(($fsblocksize * 2)) \
37 $(echo scale=0\;$fsblocksize \* 260 \+ $fsblocksize \* 1 \/ 4 | bc):$(($fsblocksize * 2)) \
38 $(($fsblocksize * 265)):$(echo scale=0\;$fsblocksize \+ $fsblocksize \* 3 \/ 4 | bc)"
41 filesize=$(($fsblocksize * 2560))
42 #Name of file to perform the test on
45 $XFS_IO_PROG -f -c "pwrite 0 $(($fsblocksize * 2560))" $SCRATCH_MNT/$filename >> $seqres.full 2>&1
47 # run DMAPI test using verbose output
48 echo Punching holes in file
49 echo Punching holes in file >> $seqres.full
51 echo $XFS_IO_PROG -c "unresvsp `echo $i |$SED_PROG 's/:/ /g'`" $SCRATCH_MNT/$filename >> $seqres.full
52 $XFS_IO_PROG -c "unresvsp `echo $i |$SED_PROG 's/:/ /g'`" $SCRATCH_MNT/$filename ;
55 echo Verifying holes are in the correct spots:
57 xfs_bmap=`xfs_bmap $SCRATCH_MNT/$filename`
58 xfs_bmap $SCRATCH_MNT/$filename >> $seqres.full
60 holeStart=$[`echo $i|$SED_PROG 's/:/ /g'|awk '{print $1}'`];
61 holeEnd=$[`echo $i|$SED_PROG 's/:/ /g'|awk '{print $2}'`];
63 #Round hole size down to a multiple of $fsblocksize
64 holeEnd=$[(($holeStart+$holeEnd)/$fsblocksize)*$fsblocksize]
66 #Round hole start up to a multiple of $fsblocksize
67 if [ $[$holeStart % $fsblocksize] -gt 0 ] ; then
68 holeStart=$[($holeStart/$fsblocksize +1) * $fsblocksize]
70 #xfs_bmap prints holes in the following format
72 bmap="\[$[$holeStart/512]..$[($holeEnd/512) -1]\]";
73 echo $bmap >> $seqres.full
74 if [ $holeEnd == $holeStart ] ; then
75 continue #there is no hole
77 if ! echo $xfs_bmap|grep -q $bmap; then
78 echo Offset $holeStart to $holeEnd basic blocks failed;
82 if [ $status == 0 ] ; then
83 echo Test $seq Passed.