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| author | Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com> | 2020-06-06 11:18:06 +0300 |
|---|---|---|
| committer | Eric Blake <eblake@redhat.com> | 2020-06-09 15:47:10 -0500 |
| commit | 820c6bee534ec3bd61c7d14d7040ec917cc25ab2 (patch) | |
| tree | 355b088b3ecef102212b8a4888d71da981ecf5f3 /tests/qemu-iotests/291.out | |
| parent | aef87784f93b9e7e07ea7b2ee9dee4c257c1881f (diff) | |
| download | qemu-820c6bee534ec3bd61c7d14d7040ec917cc25ab2.zip qemu-820c6bee534ec3bd61c7d14d7040ec917cc25ab2.tar.gz qemu-820c6bee534ec3bd61c7d14d7040ec917cc25ab2.tar.bz2 | |
qcow2_format.py: dump bitmaps header extension
Add class for bitmap extension and dump its fields. Further work is to
dump bitmap directory.
Test new functionality inside 291 iotest.
Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Reviewed-by: Andrey Shinkevich <andrey.shinkevich@virtuozzo.com>
Message-Id: <20200606081806.23897-14-vsementsov@virtuozzo.com>
[eblake: fix iotest output]
Signed-off-by: Eric Blake <eblake@redhat.com>
Diffstat (limited to 'tests/qemu-iotests/291.out')
| -rw-r--r-- | tests/qemu-iotests/291.out | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/tests/qemu-iotests/291.out b/tests/qemu-iotests/291.out index 8c62017..ccfcdc5 100644 --- a/tests/qemu-iotests/291.out +++ b/tests/qemu-iotests/291.out @@ -14,6 +14,25 @@ wrote 1048576/1048576 bytes at offset 1048576 1 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec) wrote 1048576/1048576 bytes at offset 2097152 1 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec) +Check resulting qcow2 header extensions: +Header extension: +magic 0xe2792aca (Backing format) +length 5 +data 'qcow2' + +Header extension: +magic 0x6803f857 (Feature table) +length 336 +data <binary> + +Header extension: +magic 0x23852875 (Bitmaps) +length 24 +nb_bitmaps 2 +reserved32 0 +bitmap_directory_size 0x40 +bitmap_directory_offset 0x510000 + === Bitmap preservation not possible to non-qcow2 === @@ -65,6 +84,20 @@ Format specific information: granularity: 65536 refcount bits: 16 corrupt: false +Check resulting qcow2 header extensions: +Header extension: +magic 0x6803f857 (Feature table) +length 336 +data <binary> + +Header extension: +magic 0x23852875 (Bitmaps) +length 24 +nb_bitmaps 3 +reserved32 0 +bitmap_directory_size 0x60 +bitmap_directory_offset 0x520000 + === Check bitmap contents === |