Add worker function to set allocation size

Adds setinfo worker function for SMB2/SMB3 support of SET_ALLOCATION_INFORMATION

Signed-off-by: Steve French <smfrench@gmail.com>
Reviewed-by: Pavel Shilovsky <pshilovsky@samba.org>
diff --git a/fs/cifs/smb2proto.h b/fs/cifs/smb2proto.h
index 0ce48db..67e8ce8 100644
--- a/fs/cifs/smb2proto.h
+++ b/fs/cifs/smb2proto.h
@@ -139,7 +139,7 @@
 			     __le16 *target_file);
 extern int SMB2_set_eof(const unsigned int xid, struct cifs_tcon *tcon,
 			u64 persistent_fid, u64 volatile_fid, u32 pid,
-			__le64 *eof);
+			__le64 *eof, bool is_fallocate);
 extern int SMB2_set_info(const unsigned int xid, struct cifs_tcon *tcon,
 			 u64 persistent_fid, u64 volatile_fid,
 			 FILE_BASIC_INFO *buf);