1 files changed, 8 insertions, 1 deletions

diff --git a/fs/cifs/smb2pdu.c b/fs/cifs/smb2pdu.c
index 92fd6c59c125..0de6a82e2465 100644
--- a/fs/cifs/smb2pdu.c
+++ b/fs/cifs/smb2pdu.c
@@ -1,7 +1,7 @@
 /*
  *   fs/cifs/smb2pdu.c
  *
- *   Copyright (C) International Business Machines  Corp., 2009, 2012
+ *   Copyright (C) International Business Machines  Corp., 2009, 2013
  *                 Etersoft, 2012
  *   Author(s): Steve French (sfrench@us.ibm.com)
  *              Pavel Shilovsky (pshilovsky@samba.org) 2012
@@ -108,6 +108,13 @@ smb2_hdr_assemble(struct smb2_hdr *hdr, __le16 smb2_cmd /* command */ ,
         if (!tcon)
                 goto out;
 
+        /* BB FIXME when we do write > 64K add +1 for every 64K in req or rsp */
+        /* GLOBAL_CAP_LARGE_MTU will only be set if dialect > SMB2.02 */
+        /* See sections 2.2.4 and 3.2.4.1.5 of MS-SMB2 */
+        if (tcon->ses->server->capabilities & SMB2_GLOBAL_CAP_LARGE_MTU)
+                hdr->CreditCharge = cpu_to_le16(1);
+        /* else CreditCharge MBZ */
+
         hdr->TreeId = tcon->tid;
         /* Uid is not converted */
         if (tcon->ses)