ceph: update description of some mount options

Based on code, default value of rsize/wsize is 16 MB.

Signed-off-by: Chengguang Xu <cgxu519@gmx.com>
Reviewed-by: Ilya Dryomov <idryomov@gmail.com>
Signed-off-by: Ilya Dryomov <idryomov@gmail.com>

diff --git a/Documentation/filesystems/ceph.txt b/Documentation/filesystems/ceph.txt
index d7f011d..8bf6224 100644 (file)
--- a/Documentation/filesystems/ceph.txt
+++ b/Documentation/filesystems/ceph.txt
@@ -105,15 +105,13 @@ Mount Options
        address its connection to the monitor originates from.
 
   wsize=X
-       Specify the maximum write size in bytes.  By default there is no
-       maximum.  Ceph will normally size writes based on the file stripe
-       size.
+       Specify the maximum write size in bytes.  Default: 16 MB.
 
   rsize=X
-       Specify the maximum read size in bytes.  Default: 64 MB.
+       Specify the maximum read size in bytes.  Default: 16 MB.
 
   rasize=X
-       Specify the maximum readahead.  Default: 8 MB.
+       Specify the maximum readahead size in bytes.  Default: 8 MB.
 
   mount_timeout=X
        Specify the timeout value for mount (in seconds), in the case