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-rw-r--r--include/block/block_int.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/include/block/block_int.h b/include/block/block_int.h
index 695393e6e6..4012e36437 100644
--- a/include/block/block_int.h
+++ b/include/block/block_int.h
@@ -669,6 +669,7 @@ void mirror_start(BlockDriverState *bs, BlockDriverState *target,
* @on_target_error: The action to take upon error writing to the target.
* @cb: Completion function for the job.
* @opaque: Opaque pointer value passed to @cb.
+ * @txn: Transaction that this job is part of (may be NULL).
*
* Start a backup operation on @bs. Clusters in @bs are written to @target
* until the job is cancelled or manually completed.
@@ -679,7 +680,7 @@ void backup_start(BlockDriverState *bs, BlockDriverState *target,
BlockdevOnError on_source_error,
BlockdevOnError on_target_error,
BlockCompletionFunc *cb, void *opaque,
- Error **errp);
+ BlockJobTxn *txn, Error **errp);
void blk_set_bs(BlockBackend *blk, BlockDriverState *bs);