mdadm: add the ability to change cluster name

[thirdparty/mdadm.git] / mdadm.8.in

diff --git a/mdadm.8.in b/mdadm.8.in
index 3dd000ce8238dff0a8314671164924a396658e7b..99b02a3098fd4286db7ea41c062c5b9a969d25d4 100644 (file)
--- a/mdadm.8.in
+++ b/mdadm.8.in
@@ -1098,6 +1098,7 @@ argument given to this flag can be one of
 .BR uuid ,
 .BR name ,
 .BR homehost ,
+.BR home-cluster ,
 .BR resync ,
 .BR byteorder ,
 .BR devicesize ,
@@ -1159,6 +1160,11 @@ as recorded in the superblock.  For version-0 superblocks, this is the
 same as updating the UUID.
 For version-1 superblocks, this involves updating the name.
 
+The
+.B home\-cluster
+option will change the cluster name as recorded in the superblock and
+bitmap. This option only works for clustered environment.
+
 The
 .B resync
 option will cause the array to be marked