4 # Test for NULL files problem
6 #-----------------------------------------------------------------------
7 # Copyright (c) 2006 Silicon Graphics, Inc. All Rights Reserved.
9 # This program is free software; you can redistribute it and/or
10 # modify it under the terms of the GNU General Public License as
11 # published by the Free Software Foundation.
13 # This program is distributed in the hope that it would be useful,
14 # but WITHOUT ANY WARRANTY; without even the implied warranty of
15 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 # GNU General Public License for more details.
18 # You should have received a copy of the GNU General Public License
19 # along with this program; if not, write the Free Software Foundation,
20 # Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
22 #-----------------------------------------------------------------------
26 seqres=$RESULT_DIR/$seq
27 echo "QA output created by $seq"
31 status=1 # failure is the default!
32 trap "exit \$status" 0 1 2 3 15
34 # get standard environment, filters and checks
38 # real QA test starts here
40 _supported_os Linux IRIX
43 _require_scratch_shutdown
45 _scratch_mkfs >/dev/null 2>&1
53 xfs_io -f -c "pwrite -b 32k -S 0xff 0 32k" $file > /dev/null
56 echo error creating/writing file $file
59 xfs_io -c "truncate 64k" $file > /dev/null
62 echo error truncating file $file
68 # give the system a chance to write something out
71 src/godown $SCRATCH_MNT
76 if [ ! _check_scratch_fs ]
78 echo error detected in filesystem
83 # check file size and contents
88 # if file does not exist, the create was not logged, skip it
91 # if file size is zero it cannot be corrupt, skip it
94 # if file has non-zero size but no extents then it's contents will be NULLs, bad.
95 num_extents=`_count_extents $file`
96 if [ $num_extents -eq 0 ]; then
97 echo corrupt file $file - non-zero size but no extents