--- a/include/linux/nfs_xdr.h	2013-01-25 09:53:34.398180414 +0100
+++ b/include/linux/nfs_xdr.h	2013-01-23 19:20:28.574279579 +0100
@@ -10,7 +10,7 @@
  * support a megabyte or more.  The default is left at 4096 bytes, which is
  * reasonable for NFS over UDP.
  */
-#define NFS_MAX_FILE_IO_SIZE	(1048576U)
+#define NFS_MAX_FILE_IO_SIZE	(8192U)
 #define NFS_DEF_FILE_IO_SIZE	(4096U)
 #define NFS_MIN_FILE_IO_SIZE	(1024U)