xics/spapr: Detect old KVM XICS on POWER9 hosts
[qemu/ar7.git] / tests / qemu-iotests / 019
bloba56dd30bed604b95948528fd933d9b86e9cf2a14
1 #!/usr/bin/env bash
3 # When using a backing file for the output image in qemu-img convert,
4 # the backing file clusters must not copied. The data must still be
5 # read correctly.
7 # Copyright (C) 2009 Red Hat, Inc.
9 # This program is free software; you can redistribute it and/or modify
10 # it under the terms of the GNU General Public License as published by
11 # the Free Software Foundation; either version 2 of the License, or
12 # (at your option) any later version.
14 # This program is distributed in the hope that it will be useful,
15 # but WITHOUT ANY WARRANTY; without even the implied warranty of
16 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 # GNU General Public License for more details.
19 # You should have received a copy of the GNU General Public License
20 # along with this program. If not, see <http://www.gnu.org/licenses/>.
23 # creator
24 owner=kwolf@redhat.com
26 seq=`basename $0`
27 echo "QA output created by $seq"
29 status=1 # failure is the default!
31 _cleanup()
33 _cleanup_test_img
34 rm -f "$TEST_IMG.base"
35 rm -f "$TEST_IMG.orig"
37 trap "_cleanup; exit \$status" 0 1 2 3 15
39 # get standard environment, filters and checks
40 . ./common.rc
41 . ./common.filter
42 . ./common.pattern
44 # Any format supporting backing files
45 _supported_fmt qcow qcow2 vmdk qed
46 _supported_proto file
47 _supported_os Linux
48 _unsupported_imgopts "subformat=monolithicFlat" \
49 "subformat=twoGbMaxExtentFlat" \
50 "subformat=twoGbMaxExtentSparse"
52 TEST_OFFSETS="0 4294967296"
53 CLUSTER_SIZE=65536
55 TEST_IMG_SAVE="$TEST_IMG"
56 TEST_IMG="$TEST_IMG.base"
58 _make_test_img 6G
60 echo "Filling base image"
61 echo
63 for offset in $TEST_OFFSETS; do
64 # Some clusters with alternating backing file/image file reads
65 io_pattern writev $(( offset )) 512 1024 64 42
67 # Complete backing clusters
68 io_pattern writev $(( offset + 1024 * 1024)) $CLUSTER_SIZE $CLUSTER_SIZE 1 42
69 done
70 _check_test_img
72 echo "Creating test image with backing file"
73 echo
75 TEST_IMG="$TEST_IMG_SAVE.orig"
76 _make_test_img -b "$TEST_IMG_SAVE.base" 6G
78 echo "Filling test image"
79 echo
81 for offset in $TEST_OFFSETS; do
82 # Some clusters with alternating backing file/image file reads
83 io_pattern writev $(( offset + 512 )) 512 1024 64 43
85 # Complete test image clusters
86 io_pattern writev $(( offset + 1024 * 1024 + $CLUSTER_SIZE)) $CLUSTER_SIZE $CLUSTER_SIZE 1 43
87 done
88 _check_test_img
90 TEST_IMG="$TEST_IMG_SAVE"
92 # Test the conversion twice: One test with the old-style -B option and another
93 # one with -o backing_file
95 for backing_option in "-B " "-o backing_file="; do
97 echo
98 echo Testing conversion with $backing_option"$TEST_IMG.base" | _filter_testdir | _filter_imgfmt
99 echo
100 $QEMU_IMG convert -f $IMGFMT -O $IMGFMT $backing_option"$TEST_IMG.base" "$TEST_IMG.orig" "$TEST_IMG"
102 echo "Checking if backing clusters are allocated when they shouldn't"
103 echo
104 for offset in $TEST_OFFSETS; do
105 # Complete backing clusters
106 is_allocated $(( offset + 1024 * 1024)) $CLUSTER_SIZE $CLUSTER_SIZE 1
107 done
109 echo "Reading"
110 echo
112 for offset in $TEST_OFFSETS; do
113 # Some clusters with alternating backing file/image file reads
114 io_pattern readv $(( offset )) 512 1024 64 42
115 io_pattern readv $(( offset + 512 )) 512 1024 64 43
117 # Complete test image clusters
118 io_pattern readv $(( offset + 1024 * 1024)) $CLUSTER_SIZE $CLUSTER_SIZE 1 42
119 io_pattern readv $(( offset + 1024 * 1024 + $CLUSTER_SIZE)) $CLUSTER_SIZE $CLUSTER_SIZE 1 43
121 # Empty sectors
122 io_zero readv $(( offset + 1024 * 1024 + $CLUSTER_SIZE * 4 )) $CLUSTER_SIZE $CLUSTER_SIZE 1
123 done
124 _check_test_img
126 done
128 # success, all done
129 echo "*** done"
130 rm -f $seq.full
131 status=0