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-rw-r--r--include/block/block.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/include/block/block.h b/include/block/block.h
index d048bbf..2e77288 100644
--- a/include/block/block.h
+++ b/include/block/block.h
@@ -210,7 +210,8 @@ BdrvChild *bdrv_open_child(const char *filename,
const BdrvChildRole *child_role,
bool allow_none, Error **errp);
void bdrv_set_backing_hd(BlockDriverState *bs, BlockDriverState *backing_hd);
-int bdrv_open_backing_file(BlockDriverState *bs, QDict *options, Error **errp);
+int bdrv_open_backing_file(BlockDriverState *bs, QDict *parent_options,
+ const char *bdref_key, Error **errp);
int bdrv_append_temp_snapshot(BlockDriverState *bs, int flags, Error **errp);
int bdrv_open(BlockDriverState **pbs, const char *filename,
const char *reference, QDict *options, int flags, Error **errp);