X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=Documentation%2Fmd.txt;h=2366b1c8cf19492f52480669449ecd2b0a0d0f34;hb=e8dad69408a9812d6bb42d03e74d2c314534a4fa;hp=a81c7b4790f2177afb7ad1911dbc20a5128ad7eb;hpb=682c30ed2165d5694a414d31eac7c63ac5700fb0;p=pandora-kernel.git

diff --git a/Documentation/md.txt b/Documentation/md.txt
index a81c7b4790f2..2366b1c8cf19 100644
--- a/Documentation/md.txt
+++ b/Documentation/md.txt
@@ -552,6 +552,16 @@ also have
      within the array where IO will be blocked.  This is currently
      only supported for raid4/5/6.
 
+   sync_min
+   sync_max
+     The two values, given as numbers of sectors, indicate a range
+     withing the array where 'check'/'repair' will operate. Must be
+     a multiple of chunk_size. When it reaches "sync_max" it will
+     pause, rather than complete.
+     You can use 'select' or 'poll' on "sync_completed" to wait for
+     that number to reach sync_max.  Then you can either increase
+     "sync_max", or can write 'idle' to "sync_action".
+
 
 Each active md device may also have attributes specific to the
 personality module that manages it.