Manage: Add support for --re-add faulty

mdadm /dev/mdXX --re-add faulty

will identify any faulty devices in the array, remove them, and
--re-add them.

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

1 files changed, 13 insertions, 1 deletions

diff --git a/mdadm.8.in b/mdadm.8.in
index 23e31228..535cc392 100644
--- a/mdadm.8.in
+++ b/mdadm.8.in
@@ -1260,9 +1260,21 @@ explanation of their use.
 
 If the device name given is
 .B missing
-then mdadm will try to find any device that looks like it should be
+then
+.I mdadm
+will try to find any device that looks like it should be
 part of the array but isn't and will try to re\-add all such devices.
 
+If the device name given is
+.B faulty
+then
+.I mdadm
+will find all devices in the array that are marked
+.BR faulty ,
+remove them and attempt to immediately re\-add them.  This can be
+useful if you are certain that the reason for failure has been
+resolved.
+
 .TP
 .BR \-r ", " \-\-remove
 remove listed devices.  They must not be active.  i.e. they should