Lines Matching +full:cache +full:-
3 # Test for configuring cache modes of arbitrary nodes (requires O_DIRECT)
43 # We test all cache modes anyway, but O_DIRECT needs to be supported
51 if ! test -t 0; then
57 ) | $QEMU -nographic -monitor stdio -nodefaults "$@"
70 _make_test_img -b "$TEST_IMG.base" $size -F $IMGFMT
73 echo === Simple test for all cache modes ===
76 run_qemu -drive file="$TEST_IMG",cache=none
77 run_qemu -drive file="$TEST_IMG",cache=directsync
78 run_qemu -drive file="$TEST_IMG",cache=writeback
79 run_qemu -drive file="$TEST_IMG",cache=writethrough
80 run_qemu -drive file="$TEST_IMG",cache=unsafe
81 run_qemu -drive file="$TEST_IMG",cache=invalid_value
84 echo === Check inheritance of cache modes ===
88 ids="node-name=image,backing.node-name=backing,backing.file.node-name=backing-file,file.node-name=f…
92 # cache.direct is supposed to be inherited by both bs->file and
93 # bs->backing
95 printf "cache.direct=on on none0\n"
96 …echo "$hmp_cmds" | run_qemu -drive "$files","$ids",cache.direct=on | grep -e "Cache" -e "[Cc]annot…
98 …echo "$hmp_cmds" | run_qemu -drive "$files","$ids",file.cache.direct=on | grep -e "Cache" -e "[Cc]…
100 …echo "$hmp_cmds" | run_qemu -drive "$files","$ids",backing.cache.direct=on | grep -e "Cache" -e "[…
101 printf "\ncache.direct=on on backing-file\n"
102 …echo "$hmp_cmds" | run_qemu -drive "$files","$ids",backing.file.cache.direct=on | grep -e "Cache" …
104 # cache.writeback is supposed to be inherited by bs->backing; bs->file
105 # always gets cache.writeback=on
108 …echo "$hmp_cmds" | run_qemu -drive "$files","$ids",cache.writeback=off | grep -e "Cache" -e "[Cc]a…
110 …echo "$hmp_cmds" | run_qemu -drive "$files","$ids",file.cache.writeback=off | grep -e "doesn't" -e…
112 …echo "$hmp_cmds" | run_qemu -drive "$files","$ids",backing.cache.writeback=off | grep -e "doesn't"…
113 printf "\ncache.writeback=off on backing-file\n"
114 …echo "$hmp_cmds" | run_qemu -drive "$files","$ids",backing.file.cache.writeback=off | grep -e "doe…
116 # cache.no-flush is supposed to be inherited by both bs->file and bs->backing
118 printf "\n\ncache.no-flush=on on none0\n"
119 …echo "$hmp_cmds" | run_qemu -drive "$files","$ids",cache.no-flush=on | grep -e "Cache" -e "[Cc]ann…
120 printf "\ncache.no-flush=on on file\n"
121 …echo "$hmp_cmds" | run_qemu -drive "$files","$ids",file.cache.no-flush=on | grep -e "Cache" -e "[C…
122 printf "\ncache.no-flush=on on backing\n"
123 …echo "$hmp_cmds" | run_qemu -drive "$files","$ids",backing.cache.no-flush=on | grep -e "Cache" -e …
124 printf "\ncache.no-flush=on on backing-file\n"
125 …echo "$hmp_cmds" | run_qemu -drive "$files","$ids",backing.file.cache.no-flush=on | grep -e "Cache…
129 echo "--- Configure cache modes on the command line ---"
132 # First check the inherited cache mode after opening the image.
138 info block backing-file"
143 echo "--- Cache modes after reopen (live snapshot) ---"
146 # Then trigger a reopen and check that the cache modes are still the same.
148 hmp_cmds="snapshot_blkdev -n none0 $TEST_IMG.snap $IMGFMT
153 info block backing-file"
158 echo "--- Change cache modes with reopen (qemu-io command, flags) ---"
161 # This one actually changes the cache mode with the reopen. For this test, the
162 # new cache mode is specified in the flags, not as an option.
164 hmp_cmds='qemu-io none0 "reopen -c none"
169 info block backing-file'
174 echo "--- Change cache modes with reopen (qemu-io command, options) ---"
177 # This one actually changes the cache mode with the reopen. For this test, the
178 # new cache mode is specified as an option, not in the flags.
180 hmp_cmds='qemu-io none0 "reopen -o cache.direct=on"
185 info block backing-file'
190 echo "--- Change cache modes after snapshot ---"
195 hmp_cmds="snapshot_blkdev -n none0 $TEST_IMG.snap $IMGFMT
196 qemu-io none0 \"reopen -c none\"
201 info block backing-file"
206 echo "--- Change cache mode in parent, child has explicit option in JSON ---"
210 # pseudo-protocol don't inherit these options from their parents.
213 # BDS initialised with the json: pseudo-protocol, but still have it inherit
216 hmp_cmds="qemu-io none0 \"reopen -o cache.direct=on,cache.no-flush=on\"
222 …-drive if=none,file="blkdebug::json:{\"filename\":\"$TEST_IMG\",,\"cache\":{\"direct\":false}}",no…
228 drv_bkfile="if=none,driver=file,filename=$TEST_IMG.base,node-name=backing-file"
229 drv_bk="if=none,file=json:{'driver':'$IMGFMT',,'file':'backing-file',,'node-name':'backing'}"
230 drv_file="if=none,driver=file,filename=$TEST_IMG,node-name=file"
231 drv_img="if=none,id=blk,file=json:{'driver':'$IMGFMT',,'file':'file',,'backing':'backing',,'node-na…
235 # Check cache.direct
237 printf "cache.direct=on on blk\n"
238 …hmp_cmds" | run_qemu -drive "$drv_bkfile" -drive "$drv_bk" -drive "$drv_file" -drive "$drv_img",ca…
240 …hmp_cmds" | run_qemu -drive "$drv_bkfile" -drive "$drv_bk" -drive "$drv_file",cache.direct=on -dri…
242 …hmp_cmds" | run_qemu -drive "$drv_bkfile" -drive "$drv_bk",cache.direct=on -drive "$drv_file" -dri…
243 printf "\ncache.direct=on on backing-file\n"
244 …hmp_cmds" | run_qemu -drive "$drv_bkfile",cache.direct=on -drive "$drv_bk" -drive "$drv_file" -dri…
246 # Check cache.writeback
249 …p_cmds" | run_qemu -drive "$drv_bkfile" -drive "$drv_bk" -drive "$drv_file" -drive "$drv_img",cach…
251 …p_cmds" | run_qemu -drive "$drv_bkfile" -drive "$drv_bk" -drive "$drv_file",cache.writeback=off -d…
253 …p_cmds" | run_qemu -drive "$drv_bkfile" -drive "$drv_bk",cache.writeback=off -drive "$drv_file" -d…
254 printf "\ncache.writeback=off on backing-file\n"
255 …p_cmds" | run_qemu -drive "$drv_bkfile",cache.writeback=off -drive "$drv_bk" -drive "$drv_file" -d…
257 # Check cache.no-flush
259 printf "\n\ncache.no-flush=on on blk\n"
260 …mp_cmds" | run_qemu -drive "$drv_bkfile" -drive "$drv_bk" -drive "$drv_file" -drive "$drv_img",cac…
261 printf "\ncache.no-flush=on on file\n"
262 …mp_cmds" | run_qemu -drive "$drv_bkfile" -drive "$drv_bk" -drive "$drv_file",cache.no-flush=on -dr…
263 printf "\ncache.no-flush=on on backing\n"
264 …mp_cmds" | run_qemu -drive "$drv_bkfile" -drive "$drv_bk",cache.no-flush=on -drive "$drv_file" -dr…
265 printf "\ncache.no-flush=on on backing-file\n"
266 …mp_cmds" | run_qemu -drive "$drv_bkfile",cache.no-flush=on -drive "$drv_bk" -drive "$drv_file" -dr…
270 echo "--- Configure cache modes on the command line ---"
273 # First check the inherited cache mode after opening the image.
278 info block backing-file"
283 echo "--- Cache modes after reopen (live snapshot) ---"
286 # Then trigger a reopen and check that the cache modes are still the same.
288 hmp_cmds="snapshot_blkdev -n blk $TEST_IMG.snap $IMGFMT
293 info block backing-file"
298 echo "--- Change cache modes with reopen (qemu-io command, flags) ---"
301 # This one actually changes the cache mode with the reopen. For this test, the
302 # new cache mode is specified as flags, not as option.
304 hmp_cmds='qemu-io blk "reopen -c none"
308 info block backing-file'
318 ids="node-name=image,backing.node-name=backing,backing.file.node-name=backing-file,file.node-name=f…
321 echo "--- Basic reopen ---"
324 hmp_cmds='qemu-io none0 "reopen -o backing.cache.direct=on"
329 info block backing-file'
334 echo "--- Change cache mode after reopening child ---"
340 # TODO Implement node-name support for 'qemu-io' HMP command for -c
341 # Can use only -o to access child node options for now
343 hmp_cmds="qemu-io none0 \"reopen -o file.cache.direct=off,file.cache.no-flush=off\"
344 qemu-io none0 \"reopen -o backing.file.cache.direct=off,backing.file.cache.no-flush=on\"
345 qemu-io none0 \"reopen -c none\"
349 info block backing-file"
351 echo "$hmp_cmds" | run_qemu -drive "$files","$ids" | grep "Cache"
354 echo "--- Alignment after changing O_DIRECT ---"
361 $QEMU_IMG create -f file "$TEST_IMG" 1M | _filter_img_create
365 $QEMU_IO -f file -c 'write 0 4096' "$TEST_IMG" | _filter_qemu_io
367 $QEMU_IO --cache=writeback -f file $TEST_IMG <<EOF | _filter_qemu_io
369 reopen -o cache.direct=on
371 reopen -o cache.direct=off
374 $QEMU_IO --cache=none -f file $TEST_IMG <<EOF | _filter_qemu_io
376 reopen -o cache.direct=off
378 reopen -o cache.direct=on
384 rm -f $seq.full