diff options
Diffstat (limited to 'block_int.h')
| -rw-r--r-- | block_int.h | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/block_int.h b/block_int.h index f4bae04401..aaa46a83b0 100644 --- a/block_int.h +++ b/block_int.h @@ -331,4 +331,24 @@ void commit_start(BlockDriverState *bs, BlockDriverState *base, BlockdevOnError on_error, BlockDriverCompletionFunc *cb, void *opaque, Error **errp); +/* + * mirror_start: + * @bs: Block device to operate on. + * @target: Block device to write to. + * @speed: The maximum speed, in bytes per second, or 0 for unlimited. + * @mode: Whether to collapse all images in the chain to the target. + * @cb: Completion function for the job. + * @opaque: Opaque pointer value passed to @cb. + * @errp: Error object. + * + * Start a mirroring operation on @bs. Clusters that are allocated + * in @bs will be written to @bs until the job is cancelled or + * manually completed. At the end of a successful mirroring job, + * @bs will be switched to read from @target. + */ +void mirror_start(BlockDriverState *bs, BlockDriverState *target, + int64_t speed, MirrorSyncMode mode, + BlockDriverCompletionFunc *cb, + void *opaque, Error **errp); + #endif /* BLOCK_INT_H */ |