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qemu-iotests: Reopen qcow2 with lazy-refcounts change 

Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Reviewed-by: Max Reitz <mreitz@redhat.com>
This commit is contained in:
Kevin Wolf 2015-09-04 18:26:09 +02:00
parent 5b0959a7d4
commit e615053b1b
2 changed files with 45 additions and 0 deletions
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27
tests/qemu-iotests/039
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@ -147,6 +147,33 @@ $PYTHON qcow2.py "$TEST_IMG".base dump-header | grep incompatible_features
_check_test_img
TEST_IMG="$TEST_IMG".base _check_test_img
echo
echo "== Changing lazy_refcounts setting at runtime =="
IMGOPTS="compat=1.1,lazy_refcounts=off"
_make_test_img $size
$QEMU_IO -c "reopen -o lazy-refcounts=on" \
-c "write -P 0x5a 0 512" \
-c "sigraise $(kill -l KILL)" "$TEST_IMG" 2>&1 \
| _filter_qemu_io
# The dirty bit must be set
$PYTHON qcow2.py "$TEST_IMG" dump-header | grep incompatible_features
_check_test_img
IMGOPTS="compat=1.1,lazy_refcounts=on"
_make_test_img $size
$QEMU_IO -c "reopen -o lazy-refcounts=off" \
-c "write -P 0x5a 0 512" \
-c "sigraise $(kill -l KILL)" "$TEST_IMG" 2>&1 \
| _filter_qemu_io
# The dirty bit must not be set
$PYTHON qcow2.py "$TEST_IMG" dump-header | grep incompatible_features
_check_test_img
# success, all done
echo "*** done"

18
tests/qemu-iotests/039.out
View File

@ -74,4 +74,22 @@ incompatible_features 0x0
incompatible_features 0x0
No errors were found on the image.
No errors were found on the image.
== Changing lazy_refcounts setting at runtime ==
Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=134217728
wrote 512/512 bytes at offset 0
512 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
./common.config: Killed ( exec "$QEMU_IO_PROG" $QEMU_IO_OPTIONS "$@" )
incompatible_features 0x1
ERROR cluster 5 refcount=0 reference=1
ERROR OFLAG_COPIED data cluster: l2_entry=8000000000050000 refcount=0
2 errors were found on the image.
Data may be corrupted, or further writes to the image may corrupt it.
Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=134217728
wrote 512/512 bytes at offset 0
512 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
./common.config: Killed ( exec "$QEMU_IO_PROG" $QEMU_IO_OPTIONS "$@" )
incompatible_features 0x0
No errors were found on the image.
*** done