The function bdrv_drop_intermediate() calls bdrv_drained_begin(), which must be called with the graph unlocked.
Signed-off-by: Fiona Ebner <f.eb...@proxmox.com> --- include/block/block-global-state.h | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) diff --git a/include/block/block-global-state.h b/include/block/block-global-state.h index 55f84c1f8f..ad78fa6498 100644 --- a/include/block/block-global-state.h +++ b/include/block/block-global-state.h @@ -143,9 +143,10 @@ int bdrv_commit(BlockDriverState *bs); int GRAPH_RDLOCK bdrv_make_empty(BdrvChild *c, Error **errp); void bdrv_register(BlockDriver *bdrv); -int bdrv_drop_intermediate(BlockDriverState *top, BlockDriverState *base, - const char *backing_file_str, - bool backing_mask_protocol); +int GRAPH_UNLOCKED +bdrv_drop_intermediate(BlockDriverState *top, BlockDriverState *base, + const char *backing_file_str, + bool backing_mask_protocol); BlockDriverState * GRAPH_RDLOCK bdrv_find_overlay(BlockDriverState *active, BlockDriverState *bs); -- 2.39.5
