Handle incremental assembly of containers.

[thirdparty/mdadm.git] / mdadm.h

diff --git a/mdadm.h b/mdadm.h
index a1bd77f2d6c6c6e76913555e302ab4d3704de929..5bc41e81d3bbd8fc6b3ef46d3a7b4d13028a74a4 100644 (file)
--- a/mdadm.h
+++ b/mdadm.h
@@ -587,6 +587,12 @@ struct metadata_update {
  * metadata read in or created is stored in 'sb' and 'info'.
  * There are also fields used by mdmon to track containers.
  *
+ * A supertype may refer to:
+ *   Just an array, possibly in a container
+ *   A container, not identifying any particular array
+ *   Info read from just one device, not yet fully describing the array/container.
+ *
+ *
  * A supertype is created by:
  *   super_by_fd
  *   guess_super
@@ -600,6 +606,8 @@ struct supertype {
        char subarray[32];      /* name of array inside container */
        void *sb;
        void *info;
+       int loaded_container;   /* Set if load_super found a container,
+                                * not just one device */
 
        struct metadata_update *updates;
        struct metadata_update **update_tail;