Document --size=max option for --grow

Signed-off-by: Neil Brown <neilb@cse.unsw.edu.au>

diff --git a/ChangeLog b/ChangeLog
index 25e0fec23aa1b47b1ffc693413cfe7bb5b09321f..c78a97e783cf14b8a1390f57d4637cd30a81acd3 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,6 +1,8 @@
 Changes Prior to 1.12.0 release
     -   Don't use 'lstat' to check for blockdevices, use stat.
     -   Get size calculation right when in Create when BLKGESIZE64 not available
+    -   Document --size=max option for --grow
+       
 Changes Prior to 1.11.0 release
     -   Fix embarassing bug which causes --add to always fail.
 

diff --git a/mdadm.8 b/mdadm.8
index 3e1c64add498f80f5329837893fb1a58074eba10..1a3469097a6a2ee0751443d7f998c2c1c78a4ce1 100644 (file)
--- a/mdadm.8
+++ b/mdadm.8
@@ -344,6 +344,9 @@ for RAID level 1/4/5/6. If the array was created with a size smaller
 than the currently active drives, the extra space can be accessed
 using
 .BR --grow .
+The size can be given as
+.B max
+which means to choose the largest size that fits all on all current drives.
 
 .TP
 .BR --assume-clean