CIFS: Add SMB2 support for set_file_size

Signed-off-by: Pavel Shilovsky <pshilovsky@samba.org>
Signed-off-by: Steve French <smfrench@gmail.com>
diff --git a/fs/cifs/smb2pdu.h b/fs/cifs/smb2pdu.h
index 0f3c482..d775941 100644
--- a/fs/cifs/smb2pdu.h
+++ b/fs/cifs/smb2pdu.h
@@ -690,4 +690,8 @@
 	char   FileName[1];
 } __packed; /* level 18 Query */
 
+struct smb2_file_eof_info { /* encoding of request for level 10 */
+	__le64 EndOfFile; /* new end of file value */
+} __packed; /* level 20 Set */
+
 #endif				/* _SMB2PDU_H */