mdmon: allow degraded arrays to be monitored

manage_new is too strict in the face of failed devices.  Teach it to
monitor degraded arrays.

Signed-off-by: Dan Williams <dan.j.williams@intel.com>

1 files changed, 1 insertions, 0 deletions

diff --git a/mdadm.h b/mdadm.h
index 52d94352..12eef2a2 100644
--- a/mdadm.h
+++ b/mdadm.h
@@ -324,6 +324,7 @@ extern void map_add(struct map_ent **melp,
 #define	GET_MISMATCH	32
 #define	GET_VERSION	64
 #define	GET_DISKS	128
+#define	GET_DEGRADED	256
 
 #define	GET_DEVS	1024 /* gets role, major, minor */
 #define	GET_OFFSET	2048