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[qemu.git] / tests / qemu-iotests / 033
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1#!/bin/bash
2#
3# Test aligned and misaligned write zeroes operations.
4#
5# Copyright (C) 2012 Red Hat, Inc.
6#
7# This program is free software; you can redistribute it and/or modify
8# it under the terms of the GNU General Public License as published by
9# the Free Software Foundation; either version 2 of the License, or
10# (at your option) any later version.
11#
12# This program is distributed in the hope that it will be useful,
13# but WITHOUT ANY WARRANTY; without even the implied warranty of
14# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15# GNU General Public License for more details.
16#
17# You should have received a copy of the GNU General Public License
18# along with this program. If not, see <http://www.gnu.org/licenses/>.
19#
20
21# creator
22owner=pbonzini@redhat.com
23
24seq=`basename $0`
25echo "QA output created by $seq"
26
27here=`pwd`
28tmp=/tmp/$$
29status=1 # failure is the default!
30
31_cleanup()
32{
33 _cleanup_test_img
34}
35trap "_cleanup; exit \$status" 0 1 2 3 15
36
37# get standard environment, filters and checks
38. ./common.rc
39. ./common.filter
40
41_supported_fmt generic
42_supported_proto generic
43_supported_os Linux
44
45
46size=128M
47_make_test_img $size
48
49echo
50echo "== preparing image =="
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51$QEMU_IO -c "write -P 0xa 0x200 0x400" "$TEST_IMG" | _filter_qemu_io
52$QEMU_IO -c "write -P 0xa 0x20000 0x600" "$TEST_IMG" | _filter_qemu_io
53$QEMU_IO -c "write -z 0x400 0x20000" "$TEST_IMG" | _filter_qemu_io
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54
55echo
56echo "== verifying patterns (1) =="
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57$QEMU_IO -c "read -P 0xa 0x200 0x200" "$TEST_IMG" | _filter_qemu_io
58$QEMU_IO -c "read -P 0x0 0x400 0x20000" "$TEST_IMG" | _filter_qemu_io
59$QEMU_IO -c "read -P 0xa 0x20400 0x200" "$TEST_IMG" | _filter_qemu_io
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60
61echo
62echo "== rewriting zeroes =="
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63$QEMU_IO -c "write -P 0xb 0x10000 0x10000" "$TEST_IMG" | _filter_qemu_io
64$QEMU_IO -c "write -z 0x10000 0x10000" "$TEST_IMG" | _filter_qemu_io
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65
66echo
67echo "== verifying patterns (2) =="
fef9c191 68$QEMU_IO -c "read -P 0x0 0x400 0x20000" "$TEST_IMG" | _filter_qemu_io
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69
70# success, all done
71echo "*** done"
72rm -f $seq.full
73status=0