Kevin Wolf | 9e1cb96 | 2014-01-14 15:37:03 +0100 | [diff] [blame] | 1 | #!/bin/bash |
| 2 | # |
| 3 | # Test concurrent pread/pwrite |
| 4 | # |
| 5 | # Copyright (C) 2014 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 |
| 22 | owner=kwolf@redhat.com |
| 23 | |
| 24 | seq=`basename $0` |
| 25 | echo "QA output created by $seq" |
| 26 | |
| 27 | here=`pwd` |
Kevin Wolf | 9e1cb96 | 2014-01-14 15:37:03 +0100 | [diff] [blame] | 28 | status=1 # failure is the default! |
| 29 | |
| 30 | _cleanup() |
| 31 | { |
| 32 | _cleanup_test_img |
| 33 | } |
| 34 | trap "_cleanup; exit \$status" 0 1 2 3 15 |
| 35 | |
| 36 | # get standard environment, filters and checks |
| 37 | . ./common.rc |
| 38 | . ./common.filter |
| 39 | |
Kevin Wolf | f510620 | 2014-01-30 12:52:47 +0100 | [diff] [blame] | 40 | _supported_fmt raw |
Kevin Wolf | 9e1cb96 | 2014-01-14 15:37:03 +0100 | [diff] [blame] | 41 | _supported_proto generic |
| 42 | _supported_os Linux |
| 43 | |
| 44 | CLUSTER_SIZE=4k |
| 45 | size=128M |
| 46 | |
| 47 | _make_test_img $size |
| 48 | |
| 49 | echo |
| 50 | echo "== Some concurrent requests involving RMW ==" |
| 51 | |
| 52 | function test_io() |
| 53 | { |
Kevin Wolf | 8f9e835 | 2014-11-20 16:27:07 +0100 | [diff] [blame] | 54 | echo "open -o driver=$IMGFMT,file.align=4k blkdebug::$TEST_IMG" |
Kevin Wolf | 9e1cb96 | 2014-01-14 15:37:03 +0100 | [diff] [blame] | 55 | # A simple RMW request |
| 56 | cat <<EOF |
| 57 | aio_write -P 10 0x200 0x200 |
| 58 | aio_flush |
| 59 | EOF |
| 60 | |
| 61 | # Sequential RMW requests on the same physical sector |
| 62 | off=0x1000 |
Peter Lieven | 117bc3f | 2016-05-30 13:31:13 +0200 | [diff] [blame] | 63 | for ev in "head" "after_head"; do |
Kevin Wolf | 9e1cb96 | 2014-01-14 15:37:03 +0100 | [diff] [blame] | 64 | cat <<EOF |
Eric Blake | 5be5b77 | 2015-11-18 01:52:55 -0700 | [diff] [blame] | 65 | break pwritev_rmw_$ev A |
Kevin Wolf | 9e1cb96 | 2014-01-14 15:37:03 +0100 | [diff] [blame] | 66 | aio_write -P 10 $((off + 0x200)) 0x200 |
| 67 | wait_break A |
| 68 | aio_write -P 11 $((off + 0x400)) 0x200 |
| 69 | sleep 100 |
| 70 | resume A |
| 71 | aio_flush |
| 72 | EOF |
| 73 | off=$((off + 0x1000)) |
| 74 | done |
| 75 | |
| 76 | # Chained dependencies |
| 77 | cat <<EOF |
Eric Blake | 5be5b77 | 2015-11-18 01:52:55 -0700 | [diff] [blame] | 78 | break pwritev_rmw_after_tail A |
Kevin Wolf | 9e1cb96 | 2014-01-14 15:37:03 +0100 | [diff] [blame] | 79 | aio_write -P 10 0x5000 0x200 |
| 80 | wait_break A |
| 81 | aio_write -P 11 0x5200 0x200 |
| 82 | aio_write -P 12 0x5400 0x200 |
| 83 | aio_write -P 13 0x5600 0x200 |
| 84 | aio_write -P 14 0x5800 0x200 |
| 85 | aio_write -P 15 0x5a00 0x200 |
| 86 | aio_write -P 16 0x5c00 0x200 |
| 87 | aio_write -P 17 0x5e00 0x200 |
| 88 | sleep 100 |
| 89 | resume A |
| 90 | aio_flush |
| 91 | EOF |
| 92 | |
| 93 | # Overlapping multiple requests |
| 94 | cat <<EOF |
Eric Blake | 5be5b77 | 2015-11-18 01:52:55 -0700 | [diff] [blame] | 95 | break pwritev_rmw_after_tail A |
Kevin Wolf | 9e1cb96 | 2014-01-14 15:37:03 +0100 | [diff] [blame] | 96 | aio_write -P 10 0x6000 0x200 |
| 97 | wait_break A |
Eric Blake | 5be5b77 | 2015-11-18 01:52:55 -0700 | [diff] [blame] | 98 | break pwritev_rmw_after_head B |
Kevin Wolf | 9e1cb96 | 2014-01-14 15:37:03 +0100 | [diff] [blame] | 99 | aio_write -P 10 0x7e00 0x200 |
| 100 | wait_break B |
| 101 | aio_write -P 11 0x6800 0x1000 |
| 102 | resume A |
| 103 | sleep 100 |
| 104 | resume B |
| 105 | aio_flush |
| 106 | EOF |
| 107 | |
| 108 | cat <<EOF |
Eric Blake | 5be5b77 | 2015-11-18 01:52:55 -0700 | [diff] [blame] | 109 | break pwritev_rmw_after_tail A |
Kevin Wolf | 9e1cb96 | 2014-01-14 15:37:03 +0100 | [diff] [blame] | 110 | aio_write -P 10 0x8000 0x200 |
| 111 | wait_break A |
Eric Blake | 5be5b77 | 2015-11-18 01:52:55 -0700 | [diff] [blame] | 112 | break pwritev_rmw_after_head B |
Kevin Wolf | 9e1cb96 | 2014-01-14 15:37:03 +0100 | [diff] [blame] | 113 | aio_write -P 10 0x9e00 0x200 |
| 114 | wait_break B |
| 115 | aio_write -P 11 0x8800 0x1000 |
| 116 | resume B |
| 117 | sleep 100 |
| 118 | resume A |
| 119 | aio_flush |
| 120 | EOF |
| 121 | |
| 122 | cat <<EOF |
Eric Blake | 5be5b77 | 2015-11-18 01:52:55 -0700 | [diff] [blame] | 123 | break pwritev_rmw_after_tail A |
Kevin Wolf | 9e1cb96 | 2014-01-14 15:37:03 +0100 | [diff] [blame] | 124 | aio_write -P 10 0xa000 0x200 |
| 125 | wait_break A |
| 126 | aio_write -P 11 0xa800 0x1000 |
Eric Blake | 5be5b77 | 2015-11-18 01:52:55 -0700 | [diff] [blame] | 127 | break pwritev_rmw_after_head B |
Kevin Wolf | 9e1cb96 | 2014-01-14 15:37:03 +0100 | [diff] [blame] | 128 | aio_write -P 10 0xbe00 0x200 |
| 129 | wait_break B |
| 130 | resume A |
| 131 | sleep 100 |
| 132 | resume B |
| 133 | aio_flush |
| 134 | EOF |
| 135 | |
| 136 | cat <<EOF |
Eric Blake | 5be5b77 | 2015-11-18 01:52:55 -0700 | [diff] [blame] | 137 | break pwritev_rmw_after_tail A |
Kevin Wolf | 9e1cb96 | 2014-01-14 15:37:03 +0100 | [diff] [blame] | 138 | aio_write -P 10 0xc000 0x200 |
| 139 | wait_break A |
| 140 | aio_write -P 11 0xc800 0x1000 |
Eric Blake | 5be5b77 | 2015-11-18 01:52:55 -0700 | [diff] [blame] | 141 | break pwritev_rmw_after_head B |
Kevin Wolf | 9e1cb96 | 2014-01-14 15:37:03 +0100 | [diff] [blame] | 142 | aio_write -P 10 0xde00 0x200 |
| 143 | wait_break B |
| 144 | resume B |
| 145 | sleep 100 |
| 146 | resume A |
| 147 | aio_flush |
| 148 | EOF |
| 149 | |
| 150 | # Only RMW for the tail part |
| 151 | cat <<EOF |
Eric Blake | 5be5b77 | 2015-11-18 01:52:55 -0700 | [diff] [blame] | 152 | break pwritev_rmw_after_tail A |
Kevin Wolf | 9e1cb96 | 2014-01-14 15:37:03 +0100 | [diff] [blame] | 153 | aio_write -P 10 0xe000 0x1800 |
| 154 | wait_break A |
| 155 | aio_write -P 11 0xf000 0xc00 |
| 156 | sleep 100 |
| 157 | resume A |
| 158 | aio_flush |
| 159 | EOF |
| 160 | |
| 161 | cat <<EOF |
| 162 | break pwritev A |
| 163 | aio_write -P 10 0x10000 0x800 |
| 164 | wait_break A |
Eric Blake | 5be5b77 | 2015-11-18 01:52:55 -0700 | [diff] [blame] | 165 | break pwritev_rmw_after_tail B |
Kevin Wolf | 9e1cb96 | 2014-01-14 15:37:03 +0100 | [diff] [blame] | 166 | aio_write -P 11 0x10000 0x400 |
| 167 | break pwritev_done C |
| 168 | resume A |
| 169 | wait_break C |
| 170 | resume C |
| 171 | sleep 100 |
| 172 | wait_break B |
| 173 | resume B |
| 174 | aio_flush |
| 175 | EOF |
| 176 | |
| 177 | cat <<EOF |
| 178 | break pwritev A |
| 179 | aio_write -P 10 0x11000 0x800 |
| 180 | wait_break A |
| 181 | aio_write -P 11 0x11000 0x1000 |
| 182 | sleep 100 |
| 183 | resume A |
| 184 | aio_flush |
| 185 | EOF |
| 186 | } |
| 187 | |
| 188 | test_io | $QEMU_IO | _filter_qemu_io | \ |
| 189 | sed -e 's,[0-9/]* bytes at offset [0-9]*,XXX/XXX bytes at offset XXX,g' \ |
| 190 | -e 's/^[0-9]* \(bytes\|KiB\)/XXX bytes/' \ |
| 191 | -e '/Suspended/d' |
| 192 | |
| 193 | echo |
| 194 | echo "== Verify image content ==" |
| 195 | |
| 196 | function verify_io() |
| 197 | { |
| 198 | # A simple RMW request |
| 199 | echo read -P 0 0 0x200 |
| 200 | echo read -P 10 0x200 0x200 |
| 201 | echo read -P 0 0x400 0xc00 |
| 202 | |
| 203 | # Sequential RMW requests on the same physical sector |
| 204 | echo read -P 0 0x1000 0x200 |
| 205 | echo read -P 10 0x1200 0x200 |
| 206 | echo read -P 11 0x1400 0x200 |
| 207 | echo read -P 0 0x1600 0xa00 |
| 208 | |
| 209 | echo read -P 0 0x2000 0x200 |
| 210 | echo read -P 10 0x2200 0x200 |
| 211 | echo read -P 11 0x2400 0x200 |
| 212 | echo read -P 0 0x2600 0xa00 |
| 213 | |
Kevin Wolf | 9e1cb96 | 2014-01-14 15:37:03 +0100 | [diff] [blame] | 214 | # Chained dependencies |
| 215 | echo read -P 10 0x5000 0x200 |
| 216 | echo read -P 11 0x5200 0x200 |
| 217 | echo read -P 12 0x5400 0x200 |
| 218 | echo read -P 13 0x5600 0x200 |
| 219 | echo read -P 14 0x5800 0x200 |
| 220 | echo read -P 15 0x5a00 0x200 |
| 221 | echo read -P 16 0x5c00 0x200 |
| 222 | echo read -P 17 0x5e00 0x200 |
| 223 | |
| 224 | # Overlapping multiple requests |
| 225 | echo read -P 10 0x6000 0x200 |
| 226 | echo read -P 0 0x6200 0x600 |
| 227 | echo read -P 11 0x6800 0x1000 |
| 228 | echo read -P 0 0x7800 0x600 |
| 229 | echo read -P 10 0x7e00 0x200 |
| 230 | |
| 231 | echo read -P 10 0x8000 0x200 |
| 232 | echo read -P 0 0x8200 0x600 |
| 233 | echo read -P 11 0x8800 0x1000 |
| 234 | echo read -P 0 0x9800 0x600 |
| 235 | echo read -P 10 0x9e00 0x200 |
| 236 | |
| 237 | echo read -P 10 0xa000 0x200 |
| 238 | echo read -P 0 0xa200 0x600 |
| 239 | echo read -P 11 0xa800 0x1000 |
| 240 | echo read -P 0 0xb800 0x600 |
| 241 | echo read -P 10 0xbe00 0x200 |
| 242 | |
| 243 | echo read -P 10 0xc000 0x200 |
| 244 | echo read -P 0 0xc200 0x600 |
| 245 | echo read -P 11 0xc800 0x1000 |
| 246 | echo read -P 0 0xd800 0x600 |
| 247 | echo read -P 10 0xde00 0x200 |
| 248 | |
| 249 | # Only RMW for the tail part |
| 250 | echo read -P 10 0xe000 0x1000 |
| 251 | echo read -P 11 0xf800 0x400 |
| 252 | echo read -P 0 0xfc00 0x400 |
| 253 | |
| 254 | echo read -P 11 0x10000 0x400 |
| 255 | echo read -P 10 0x10400 0x400 |
| 256 | |
| 257 | echo read -P 11 0x11800 0x800 |
| 258 | } |
| 259 | |
| 260 | verify_io | $QEMU_IO "$TEST_IMG" | _filter_qemu_io |
| 261 | |
| 262 | _check_test_img |
| 263 | |
| 264 | # success, all done |
| 265 | echo "*** done" |
| 266 | rm -f $seq.full |
| 267 | status=0 |