4 # ->page-mkwrite test - unwritten extents and mmap
6 #-----------------------------------------------------------------------
7 # Copyright (c) 2007 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
35 # get standard environment, filters and checks
39 # assumes 1st, 3rd and 5th blocks are single written blocks,
40 # the others are unwritten.
47 unwritten1 = ((1048576/512) / 2) - written_size
48 unwritten2 = ((1048576/512) / 2) - 2 * written_size
51 # is the extent unwritten?
63 } else if ($6 != unwritten2) {
67 if ($6 != written_size)
70 print $1, "[AA..BB]", "XX..YY", "AG", "(AA..BB)", size, flags
74 # real QA test starts here
79 _scratch_mkfs_xfs >/dev/null 2>&1
82 TEST_FILE=$SCRATCH_MNT/test_file
83 TEST_PROG=$here/src/unwritten_mmap
87 $TEST_PROG $FILE_SIZE $TEST_FILE
89 xfs_bmap -vp $TEST_FILE >> $seqres.full
90 xfs_bmap -vp $TEST_FILE | _filter_blocks