Support adding a spare to a degraded array.

When signalled by the monitor, the manager will find spares and
add them to the array and initiate a recovery.

1 files changed, 2 insertions, 0 deletions

diff --git a/mdmon.h b/mdmon.h
index 965f6438..11320ef6 100644
--- a/mdmon.h
+++ b/mdmon.h
@@ -16,6 +16,8 @@ struct active_array {
 	enum array_state prev_state, curr_state, next_state;
 	enum sync_action prev_action, curr_action, next_action;
 
+	int check_degraded; /* flag set by mon, read by manage */
+
 	int devnum;
 
 	unsigned long long resync_start;