The 'resize' callback is only called by bdrv_parent_cb_resize() which
is only called by bdrv_co_write_req_finish() to notify the parent(s)
that the child was resized.
Signed-off-by: Fiona Ebner <f.eb...@proxmox.com>
---
include/block/block_int-common.h | 3 +++
1 file changed, 3 insertions(+)
diff --git a/include/block/block_int-common.h b/include/block/block_int-common.h
index 925a3e7353..692a9696d1 100644
--- a/include/block/block_int-common.h
+++ b/include/block/block_int-common.h
@@ -1020,6 +1020,9 @@ struct BdrvChildClass {
* the I/O API.
*/
+ /*
+ * Notifies the parent that the child was resized.
+ */
void (*resize)(BdrvChild *child);
/*
--
2.47.2
