From: Fiona Ebner <f.ebner@proxmox.com>
The function bdrv_set_backing_hd() calls bdrv_drain_all_begin(), which
must be called with the graph unlocked.
Signed-off-by: Fiona Ebner <f.ebner@proxmox.com>
Message-ID: <20250530151125.955508-29-f.ebner@proxmox.com>
Reviewed-by: Kevin Wolf <kwolf@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
---
include/block/block-global-state.h | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/include/block/block-global-state.h b/include/block/block-global-state.h
index 84a2a4ecd5..009b9ac946 100644
--- a/include/block/block-global-state.h
+++ b/include/block/block-global-state.h
@@ -100,8 +100,9 @@ bdrv_open_blockdev_ref(BlockdevRef *ref, Error **errp);
BlockDriverState * coroutine_fn no_co_wrapper
bdrv_co_open_blockdev_ref(BlockdevRef *ref, Error **errp);
-int bdrv_set_backing_hd(BlockDriverState *bs, BlockDriverState *backing_hd,
- Error **errp);
+int GRAPH_UNLOCKED
+bdrv_set_backing_hd(BlockDriverState *bs, BlockDriverState *backing_hd,
+ Error **errp);
int GRAPH_WRLOCK
bdrv_set_backing_hd_drained(BlockDriverState *bs, BlockDriverState *backing_hd,
Error **errp);
--
2.50.1