Pass subarray arg explicitly to ->update_subarray.

This is better than hiding it in the supertype structure
where we are never quite sure who needs it.

Signed-off-by: NeilBrown <neilb@suse.de>

1 files changed, 2 insertions, 1 deletions

diff --git a/mdadm.h b/mdadm.h
index d46139ce..25bc6230 100644
--- a/mdadm.h
+++ b/mdadm.h
@@ -629,7 +629,8 @@ extern struct superswitch {
 	/* Permit subarray's to be deleted from inactive containers */
 	int (*kill_subarray)(struct supertype *st); /* optional */
 	/* Permit subarray's to be modified */
-	int (*update_subarray)(struct supertype *st, char *update, mddev_ident_t ident); /* optional */
+	int (*update_subarray)(struct supertype *st, char *subarray,
+			       char *update, mddev_ident_t ident); /* optional */
 
 /* for mdmon */
 	int (*open_new)(struct supertype *c, struct active_array *a,