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| author | Pavel Dovgalyuk <pavel.dovgalyuk@ispras.ru> | 2020-10-03 20:13:02 +0300 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2020-10-06 08:34:49 +0200 |
| commit | bbacffc5f7a1a9318afe62f4eb20b3584acb6aa1 (patch) | |
| tree | afeda8bf70bf4cefa8609f80b9c9ce3f441c4034 /tests/qemu-iotests/261 | |
| parent | 56db1198a417838f17ffb7a7546c731deab02938 (diff) | |
| download | qemu-bbacffc5f7a1a9318afe62f4eb20b3584acb6aa1.zip qemu-bbacffc5f7a1a9318afe62f4eb20b3584acb6aa1.tar.gz qemu-bbacffc5f7a1a9318afe62f4eb20b3584acb6aa1.tar.bz2 | |
qcow2: introduce icount field for snapshots
This patch introduces the icount field for saving within the snapshot.
It is required for navigation between the snapshots in record/replay mode.
Signed-off-by: Pavel Dovgalyuk <Pavel.Dovgalyuk@ispras.ru>
Acked-by: Kevin Wolf <kwolf@redhat.com>
--
v7 changes:
- also fix the test which checks qcow2 snapshot extra data
Message-Id: <160174518284.12451.2301137308458777398.stgit@pasha-ThinkPad-X280>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'tests/qemu-iotests/261')
| -rwxr-xr-x | tests/qemu-iotests/261 | 15 |
1 files changed, 9 insertions, 6 deletions
diff --git a/tests/qemu-iotests/261 b/tests/qemu-iotests/261 index ddcb04f..848ffa7 100755 --- a/tests/qemu-iotests/261 +++ b/tests/qemu-iotests/261 @@ -91,7 +91,10 @@ print_snapshot_table() if [ $extra_len -ge 16 ]; then echo " Disk size: $(peek_file_be "$1" $((extra_ofs + 8)) 8)" fi - if [ $extra_len -gt 16 ]; then + if [ $extra_len -ge 24 ]; then + echo " Icount: $(peek_file_be "$1" $((extra_ofs + 16)) 8)" + fi + if [ $extra_len -gt 24 ]; then echo ' Unknown extra data:' \ "$(peek_file_raw "$1" $((extra_ofs + 16)) $((extra_len - 16)) \ | tr -d '\0')" @@ -198,12 +201,12 @@ truncate -s 0 "$TEST_DIR/sn0-extra" truncate -s $(($(snapshot_table_entry_size "$TEST_DIR/sn0-pre") - 40)) \ "$TEST_DIR/sn0-post" -# Set sn1's extra data size to 42 -poke_file "$TEST_DIR/sn1-pre" 36 '\x00\x00\x00\x2a' -truncate -s 42 "$TEST_DIR/sn1-extra" -poke_file "$TEST_DIR/sn1-extra" 16 'very important data' +# Set sn1's extra data size to 50 +poke_file "$TEST_DIR/sn1-pre" 36 '\x00\x00\x00\x32' +truncate -s 50 "$TEST_DIR/sn1-extra" +poke_file "$TEST_DIR/sn1-extra" 24 'very important data' # Grow sn1-post to pad -truncate -s $(($(snapshot_table_entry_size "$TEST_DIR/sn1-pre") - 82)) \ +truncate -s $(($(snapshot_table_entry_size "$TEST_DIR/sn1-pre") - 90)) \ "$TEST_DIR/sn1-post" # Set sn2's extra data size to 8 |