| #! /bin/bash |
| # FSQA Test No. 166 |
| # |
| # ->page-mkwrite test - unwritten extents and mmap |
| # |
| #----------------------------------------------------------------------- |
| # Copyright (c) 2007 Silicon Graphics, Inc. All Rights Reserved. |
| # |
| # This program is free software; you can redistribute it and/or |
| # modify it under the terms of the GNU General Public License as |
| # published by the Free Software Foundation. |
| # |
| # This program is distributed in the hope that it would be useful, |
| # but WITHOUT ANY WARRANTY; without even the implied warranty of |
| # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| # GNU General Public License for more details. |
| # |
| # You should have received a copy of the GNU General Public License |
| # along with this program; if not, write the Free Software Foundation, |
| # Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
| # |
| #----------------------------------------------------------------------- |
| # |
| # creator |
| owner=dgc@sgi.com |
| |
| seq=`basename $0` |
| echo "QA output created by $seq" |
| |
| here=`pwd` |
| tmp=/tmp/$$ |
| status=1 # failure is the default! |
| trap "_cleanup; exit \$status" 0 1 2 3 15 |
| rm -f $seq.full |
| |
| _cleanup() |
| { |
| _cleanup_testdir |
| } |
| |
| # get standard environment, filters and checks |
| . ./common.rc |
| . ./common.filter |
| |
| # assumes 1st, 3rd and 5th blocks are single written blocks, |
| # the others are unwritten. |
| _filter_blocks() |
| { |
| $AWK_PROG ' |
| /^ +[0-9]/ { |
| if (!written_size) { |
| written_size = $6 |
| unwritten1 = ((1048576/512) / 2) - written_size |
| unwritten2 = ((1048576/512) / 2) - 2 * written_size |
| } |
| |
| # is the extent unwritten? |
| unwritten_ext = 0; |
| if ($7 >= 10000) |
| unwritten_ext = 1; |
| |
| size = "RIGHT" |
| flags = "GOOD" |
| if (unwritten_ext) { |
| if (unwritten1) { |
| if ($6 != unwritten1) |
| size = "WRONG" |
| unwritten1 = 0; |
| } else if ($6 != unwritten2) { |
| size = "WRONG" |
| } |
| } else { |
| if ($6 != written_size) |
| size = "WRONG" |
| } |
| print $1, "[AA..BB]", "XX..YY", "AG", "(AA..BB)", size, flags |
| }' |
| } |
| |
| # real QA test starts here |
| _supported_fs xfs |
| _supported_os Linux |
| |
| _setup_testdir |
| _require_scratch |
| _scratch_mkfs_xfs >/dev/null 2>&1 |
| _scratch_mount |
| |
| TEST_FILE=$SCRATCH_MNT/test_file |
| TEST_PROG=$here/src/unwritten_mmap |
| FILE_SIZE=1048576 |
| |
| rm -f $TEST_FILE |
| $TEST_PROG $FILE_SIZE $TEST_FILE |
| |
| xfs_bmap -vp $TEST_FILE >> $seq.full |
| xfs_bmap -vp $TEST_FILE | _filter_blocks |
| |
| status=0 |
| exit |