refcount_table_clusters 1
nb_snapshots 0
snapshot_offset 0x0
-incompatible_features 0x0
-compatible_features 0x0
-autoclear_features 0x0
+incompatible_features []
+compatible_features []
+autoclear_features []
refcount_order 4
header_length 72
refcount_table_clusters 1
nb_snapshots 0
snapshot_offset 0x0
-incompatible_features 0x0
-compatible_features 0x0
-autoclear_features 0x0
+incompatible_features []
+compatible_features []
+autoclear_features []
refcount_order 4
header_length 72
refcount_table_clusters 1
nb_snapshots 0
snapshot_offset 0x0
-incompatible_features 0x0
-compatible_features 0x0
-autoclear_features 0x0
+incompatible_features []
+compatible_features []
+autoclear_features []
refcount_order 4
header_length 72
refcount_table_clusters 1
nb_snapshots 0
snapshot_offset 0x0
-incompatible_features 0x0
-compatible_features 0x0
-autoclear_features 0x0
+incompatible_features []
+compatible_features []
+autoclear_features []
refcount_order 4
header_length 104
refcount_table_clusters 1
nb_snapshots 0
snapshot_offset 0x0
-incompatible_features 0x0
-compatible_features 0x0
-autoclear_features 0x0
+incompatible_features []
+compatible_features []
+autoclear_features []
refcount_order 4
header_length 104
refcount_table_clusters 1
nb_snapshots 0
snapshot_offset 0x0
-incompatible_features 0x0
-compatible_features 0x0
-autoclear_features 0x0
+incompatible_features []
+compatible_features []
+autoclear_features []
refcount_order 4
header_length 104
refcount_table_clusters 1
nb_snapshots 0
snapshot_offset 0x0
-incompatible_features 0x8000000000000000
-compatible_features 0x0
-autoclear_features 0x0
+incompatible_features [63]
+compatible_features []
+autoclear_features []
refcount_order 4
header_length 104
refcount_table_clusters 1
nb_snapshots 0
snapshot_offset 0x0
-incompatible_features 0x0
-compatible_features 0x0
-autoclear_features 0x8000000000000000
+incompatible_features []
+compatible_features []
+autoclear_features [63]
refcount_order 4
header_length 104
refcount_table_clusters 1
nb_snapshots 0
snapshot_offset 0x0
-incompatible_features 0x0
-compatible_features 0x0
-autoclear_features 0x0
+incompatible_features []
+compatible_features []
+autoclear_features []
refcount_order 4
header_length 104
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)
-incompatible_features 0x0
+incompatible_features []
No errors were found on the image.
== Creating a dirty image file ==
wrote 512/512 bytes at offset 0
512 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
./common.rc: Killed ( VALGRIND_QEMU="${VALGRIND_QEMU_IO}" _qemu_proc_exec "${VALGRIND_LOGFILE}" "$QEMU_IO_PROG" $QEMU_IO_ARGS "$@" )
-incompatible_features 0x1
+incompatible_features [0]
ERROR cluster 5 refcount=0 reference=1
ERROR OFLAG_COPIED data cluster: l2_entry=8000000000050000 refcount=0
== Read-only access must still work ==
read 512/512 bytes at offset 0
512 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
-incompatible_features 0x1
+incompatible_features [0]
== Repairing the image file must succeed ==
ERROR cluster 5 refcount=0 reference=1
Double checking the fixed image now...
No errors were found on the image.
-incompatible_features 0x0
+incompatible_features []
== Data should still be accessible after repair ==
read 512/512 bytes at offset 0
wrote 512/512 bytes at offset 0
512 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
./common.rc: Killed ( VALGRIND_QEMU="${VALGRIND_QEMU_IO}" _qemu_proc_exec "${VALGRIND_LOGFILE}" "$QEMU_IO_PROG" $QEMU_IO_ARGS "$@" )
-incompatible_features 0x1
+incompatible_features [0]
ERROR cluster 5 refcount=0 reference=1
Rebuilding refcount structure
Repairing cluster 1 refcount=1 reference=0
Repairing cluster 2 refcount=1 reference=0
wrote 512/512 bytes at offset 0
512 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
-incompatible_features 0x0
+incompatible_features []
== Creating an image file with lazy_refcounts=off ==
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.rc: Killed ( VALGRIND_QEMU="${VALGRIND_QEMU_IO}" _qemu_proc_exec "${VALGRIND_LOGFILE}" "$QEMU_IO_PROG" $QEMU_IO_ARGS "$@" )
-incompatible_features 0x0
+incompatible_features []
No errors were found on the image.
== Committing to a backing file with lazy_refcounts=on ==
wrote 512/512 bytes at offset 0
512 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
Image committed.
-incompatible_features 0x0
-incompatible_features 0x0
+incompatible_features []
+incompatible_features []
No errors were found on the image.
No errors were found on the image.
wrote 512/512 bytes at offset 0
512 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
./common.rc: Killed ( VALGRIND_QEMU="${VALGRIND_QEMU_IO}" _qemu_proc_exec "${VALGRIND_LOGFILE}" "$QEMU_IO_PROG" $QEMU_IO_ARGS "$@" )
-incompatible_features 0x1
+incompatible_features [0]
ERROR cluster 5 refcount=0 reference=1
ERROR OFLAG_COPIED data cluster: l2_entry=8000000000050000 refcount=0
wrote 512/512 bytes at offset 0
512 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
./common.rc: Killed ( VALGRIND_QEMU="${VALGRIND_QEMU_IO}" _qemu_proc_exec "${VALGRIND_LOGFILE}" "$QEMU_IO_PROG" $QEMU_IO_ARGS "$@" )
-incompatible_features 0x0
+incompatible_features []
No errors were found on the image.
*** done
1 errors were found on the image.
Data may be corrupted, or further writes to the image may corrupt it.
-incompatible_features 0x0
+incompatible_features []
qcow2: Marking image as corrupt: Preventing invalid write on metadata (overlaps with active L1 table); further corruption events will be suppressed
write failed: Input/output error
-incompatible_features 0x2
+incompatible_features [1]
image: TEST_DIR/t.IMGFMT
file format: IMGFMT
virtual size: 64 MiB (67108864 bytes)
2 errors were found on the image.
Data may be corrupted, or further writes to the image may corrupt it.
-incompatible_features 0x0
+incompatible_features []
qcow2: Marking image as corrupt: Preventing invalid write on metadata (overlaps with refcount block); further corruption events will be suppressed
write failed: Input/output error
-incompatible_features 0x2
+incompatible_features [1]
ERROR refcount block 0 refcount=2
ERROR cluster 2 refcount=1 reference=2
Rebuilding refcount structure
Double checking the fixed image now...
No errors were found on the image.
-incompatible_features 0x0
+incompatible_features []
wrote 512/512 bytes at offset 0
512 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
-incompatible_features 0x0
+incompatible_features []
=== Testing cluster data reference into inactive L2 table ===
1 leaked clusters were found on the image.
This means waste of disk space, but no harm to data.
-incompatible_features 0x0
+incompatible_features []
qcow2: Marking image as corrupt: Preventing invalid write on metadata (overlaps with inactive L2 table); further corruption events will be suppressed
write failed: Input/output error
-incompatible_features 0x2
+incompatible_features [1]
ERROR cluster 4 refcount=1 reference=2
Leaked cluster 9 refcount=1 reference=0
Repairing cluster 4 refcount=1 reference=2
Double checking the fixed image now...
No errors were found on the image.
-incompatible_features 0x0
+incompatible_features []
wrote 512/512 bytes at offset 0
512 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
-incompatible_features 0x0
+incompatible_features []
read 512/512 bytes at offset 0
512 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
No errors were found on the image.
refcount_table_clusters 1
nb_snapshots 0
snapshot_offset 0x0
-incompatible_features 0x0
-compatible_features 0x1
-autoclear_features 0x0
+incompatible_features []
+compatible_features [0]
+autoclear_features []
refcount_order 4
header_length 104
refcount_table_clusters 1
nb_snapshots 0
snapshot_offset 0x0
-incompatible_features 0x0
-compatible_features 0x0
-autoclear_features 0x0
+incompatible_features []
+compatible_features []
+autoclear_features []
refcount_order 4
header_length 72
refcount_table_clusters 1
nb_snapshots 0
snapshot_offset 0x0
-incompatible_features 0x0
-compatible_features 0x1
-autoclear_features 0x0
+incompatible_features []
+compatible_features [0]
+autoclear_features []
refcount_order 4
header_length 104
refcount_table_clusters 1
nb_snapshots 0
snapshot_offset 0x0
-incompatible_features 0x0
-compatible_features 0x0
-autoclear_features 0x0
+incompatible_features []
+compatible_features []
+autoclear_features []
refcount_order 4
header_length 72
refcount_table_clusters 1
nb_snapshots 0
snapshot_offset 0x0
-incompatible_features 0x1
-compatible_features 0x1
-autoclear_features 0x0
+incompatible_features [0]
+compatible_features [0]
+autoclear_features []
refcount_order 4
header_length 104
refcount_table_clusters 1
nb_snapshots 0
snapshot_offset 0x0
-incompatible_features 0x0
-compatible_features 0x0
-autoclear_features 0x0
+incompatible_features []
+compatible_features []
+autoclear_features []
refcount_order 4
header_length 72
refcount_table_clusters 1
nb_snapshots 0
snapshot_offset 0x0
-incompatible_features 0x0
-compatible_features 0x40000000000
-autoclear_features 0x40000000000
+incompatible_features []
+compatible_features [42]
+autoclear_features [42]
refcount_order 4
header_length 104
refcount_table_clusters 1
nb_snapshots 0
snapshot_offset 0x0
-incompatible_features 0x0
-compatible_features 0x0
-autoclear_features 0x0
+incompatible_features []
+compatible_features []
+autoclear_features []
refcount_order 4
header_length 72
refcount_table_clusters 1
nb_snapshots 0
snapshot_offset 0x0
-incompatible_features 0x0
-compatible_features 0x0
-autoclear_features 0x0
+incompatible_features []
+compatible_features []
+autoclear_features []
refcount_order 4
header_length 72
refcount_table_clusters 1
nb_snapshots 0
snapshot_offset 0x0
-incompatible_features 0x0
-compatible_features 0x1
-autoclear_features 0x0
+incompatible_features []
+compatible_features [0]
+autoclear_features []
refcount_order 4
header_length 104
refcount_table_clusters 1
nb_snapshots 0
snapshot_offset 0x0
-incompatible_features 0x1
-compatible_features 0x1
-autoclear_features 0x0
+incompatible_features [0]
+compatible_features [0]
+autoclear_features []
refcount_order 4
header_length 104
refcount_table_clusters 1
nb_snapshots 0
snapshot_offset 0x0
-incompatible_features 0x0
-compatible_features 0x0
-autoclear_features 0x0
+incompatible_features []
+compatible_features []
+autoclear_features []
refcount_order 4
header_length 104
wrote 512/512 bytes at offset 0
512 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
./common.rc: Killed ( VALGRIND_QEMU="${VALGRIND_QEMU_IO}" _qemu_proc_exec "${VALGRIND_LOGFILE}" "$QEMU_IO_PROG" $QEMU_IO_ARGS "$@" )
-incompatible_features 0x0
+incompatible_features []
Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864
wrote 65536/65536 bytes at offset 0
64 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
[ uint64_t, '%#x', 'snapshot_offset' ],
# Version 3 header fields
- [ uint64_t, '%#x', 'incompatible_features' ],
- [ uint64_t, '%#x', 'compatible_features' ],
- [ uint64_t, '%#x', 'autoclear_features' ],
+ [ uint64_t, 'mask', 'incompatible_features' ],
+ [ uint64_t, 'mask', 'compatible_features' ],
+ [ uint64_t, 'mask', 'autoclear_features' ],
[ uint32_t, '%d', 'refcount_order' ],
[ uint32_t, '%d', 'header_length' ],
];
def dump(self):
for f in QcowHeader.fields:
- print("%-25s" % f[2], f[1] % self.__dict__[f[2]])
+ value = self.__dict__[f[2]]
+ if f[1] == 'mask':
+ bits = []
+ for bit in range(64):
+ if value & (1 << bit):
+ bits.append(bit)
+ value_str = str(bits)
+ else:
+ value_str = f[1] % value
+
+ print("%-25s" % f[2], value_str)
print("")
def dump_extensions(self):