2 # SPDX-License-Identifier: GPL-2.0
3 # Copyright (c) 2012 Fujitsu Liu Bo. All Rights Reserved.
5 # FS QA Test No. btrfs/005
7 # Btrfs Online defragmentation tests
10 _begin_fstest auto defrag
17 tmpfile="$SCRATCH_MNT/tmp_file"
19 mkdir -p $SCRATCH_MNT/tmp_dir
20 tmpfile="$SCRATCH_MNT/tmp_dir/tmp_file"
23 for i in `seq $cnt -1 0`; do
24 dd if=/dev/zero of=$tmpfile bs=4k count=1 \
25 conv=notrunc seek=$i oflag=sync &>/dev/null
28 md5sum $tmpfile > /tmp/checksum
31 _btrfs_online_defrag()
34 # start = -1 is invalid, should fail
35 if [ "$2" = "2" ];then
36 str="$str -s -1 -l $((filesize / 2)) "
37 elif [ "$2" = "3" ];then
38 str="$str -s $((filesize + 1)) -l $((filesize / 2)) "
39 # len = -1 is invalid, should fail
40 elif [ "$2" = "4" ];then
42 elif [ "$2" = "5" ];then
43 str="$str -l $((filesize + 1)) "
44 elif [ "$2" = "6" ];then
45 str="$str -l $((filesize / 2)) "
48 if [ "$3" = "2" ];then
52 if [ "$str" != "" ]; then
53 $BTRFS_UTIL_PROG filesystem defragment $str $SCRATCH_MNT/tmp_file >> $seqres.full 2>&1
55 if [ "$1" = "1" ];then
56 $BTRFS_UTIL_PROG filesystem defragment $SCRATCH_MNT/tmp_file >> $seqres.full 2>&1
57 elif [ "$1" = "2" ];then
58 $BTRFS_UTIL_PROG filesystem defragment $SCRATCH_MNT/tmp_dir >> $seqres.full 2>&1
59 elif [ "$1" = "3" ];then
60 $BTRFS_UTIL_PROG filesystem defragment $SCRATCH_MNT >> $seqres.full 2>&1
65 # Older defrag returned "20" for success
66 # e9393c2 btrfs-progs: defrag return zero on success
67 if [ $ret_val -ne 0 -a $ret_val -ne 20 ]; then
68 echo "btrfs filesystem defragment failed!"
74 md5sum -c /tmp/checksum > /dev/null 2>&1
76 echo "md5 checksum failed!"
82 _scratch_unmount > /dev/null 2>&1
87 _scratch_unmount > /dev/null 2>&1
88 _scratch_mkfs > /dev/null 2>&1
96 _btrfs_online_defrag $1 $2 $3
102 # Import common functions.
106 # real QA test starts here
110 _scratch_mkfs >/dev/null 2>&1
114 echo "defrag object | defragment range | defragment compress"
115 echo "a single file | default | off"
118 echo "a single file | default | on"
121 echo "a single file | start < 0 && 0 < len < file size | off (should fail)"
124 echo "a single file | start > file size && 0 < len < file size | off"
127 echo "a single file | start = 0 && len < 0 | off (should fail)"
130 echo "a single file | start = 0 && len > file size | off"
133 echo "a single file | start = 0 && 0 < len < file size | off"
136 echo "a directory | default | off"
139 echo "a filesystem | default | off"