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Diffstat (limited to 'qemu/tests/qemu-iotests/033')
| -rwxr-xr-x | qemu/tests/qemu-iotests/033 | 99 |
1 files changed, 99 insertions, 0 deletions
diff --git a/qemu/tests/qemu-iotests/033 b/qemu/tests/qemu-iotests/033 new file mode 100755 index 000000000..a61d8ced1 --- /dev/null +++ b/qemu/tests/qemu-iotests/033 @@ -0,0 +1,99 @@ +#!/bin/bash +# +# Test aligned and misaligned write zeroes operations. +# +# Copyright (C) 2012 Red Hat, Inc. +# +# 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; either version 2 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will 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, see <http://www.gnu.org/licenses/>. +# + +# creator +owner=pbonzini@redhat.com + +seq=`basename $0` +echo "QA output created by $seq" + +here=`pwd` +tmp=/tmp/$$ +status=1 # failure is the default! + +_cleanup() +{ + _cleanup_test_img +} +trap "_cleanup; exit \$status" 0 1 2 3 15 + +# get standard environment, filters and checks +. ./common.rc +. ./common.filter + +_supported_fmt generic +_supported_proto generic +_supported_os Linux + + +size=128M +_make_test_img $size + +do_test() +{ + local align=$1 + local iocmd=$2 + local img=$3 + { + echo "open -o driver=$IMGFMT,file.align=$align blkdebug::$img" + echo $iocmd + } | $QEMU_IO +} + +for align in 512 4k; do + echo + echo "== preparing image ==" + do_test $align "write -P 0xa 0x200 0x400" "$TEST_IMG" | _filter_qemu_io + do_test $align "write -P 0xa 0x20000 0x600" "$TEST_IMG" | _filter_qemu_io + do_test $align "write -z 0x400 0x20000" "$TEST_IMG" | _filter_qemu_io + + echo + echo "== verifying patterns (1) ==" + do_test $align "read -P 0xa 0x200 0x200" "$TEST_IMG" | _filter_qemu_io + do_test $align "read -P 0x0 0x400 0x20000" "$TEST_IMG" | _filter_qemu_io + do_test $align "read -P 0xa 0x20400 0x200" "$TEST_IMG" | _filter_qemu_io + + echo + echo "== rewriting zeroes ==" + do_test $align "write -P 0xb 0x10000 0x10000" "$TEST_IMG" | _filter_qemu_io + do_test $align "write -z 0x10000 0x10000" "$TEST_IMG" | _filter_qemu_io + + echo + echo "== verifying patterns (2) ==" + do_test $align "read -P 0x0 0x400 0x20000" "$TEST_IMG" | _filter_qemu_io + + echo + echo "== rewriting unaligned zeroes ==" + do_test $align "write -P 0xb 0x0 0x1000" "$TEST_IMG" | _filter_qemu_io + do_test $align "write -z 0x200 0x200" "$TEST_IMG" | _filter_qemu_io + + echo + echo "== verifying patterns (3) ==" + do_test $align "read -P 0xb 0x0 0x200" "$TEST_IMG" | _filter_qemu_io + do_test $align "read -P 0x0 0x200 0x200" "$TEST_IMG" | _filter_qemu_io + do_test $align "read -P 0xb 0x400 0xc00" "$TEST_IMG" | _filter_qemu_io + + echo +done + +# success, all done +echo "*** done" +rm -f $seq.full +status=0 |