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-rw-r--r--include/block/block_int.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/include/block/block_int.h b/include/block/block_int.h
index f004378d58..662dd56afe 100644
--- a/include/block/block_int.h
+++ b/include/block/block_int.h
@@ -330,6 +330,13 @@ typedef struct BdrvAioNotifier {
QLIST_ENTRY(BdrvAioNotifier) list;
} BdrvAioNotifier;
+struct BdrvChildRole {
+ int (*inherit_flags)(int parent_flags);
+};
+
+extern const BdrvChildRole child_file;
+extern const BdrvChildRole child_format;
+
/*
* Note: the function bdrv_append() copies and swaps contents of
* BlockDriverStates, so if you add new fields to this struct, please