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-rw-r--r--include/sysemu/block-backend.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/sysemu/block-backend.h b/include/sysemu/block-backend.h
index c96bcdee14..c8f816a200 100644
--- a/include/sysemu/block-backend.h
+++ b/include/sysemu/block-backend.h
@@ -237,4 +237,6 @@ int coroutine_fn blk_co_copy_range(BlockBackend *blk_in, int64_t off_in,
int bytes, BdrvRequestFlags read_flags,
BdrvRequestFlags write_flags);
+const BdrvChild *blk_root(BlockBackend *blk);
+
#endif