Hi, My driver functions are called using fast call calling conventions for calling driver functions. I'm using a 2.6.18 kernel. Is this standard behaviour? I was thinking it always uses stdcall semantics. Is there any compiler flag I can introduce to make sure it compiles with stdcall semantics. Regards, Asim -- To unsubscribe from this list: send an email with "unsubscribe kernelnewbies" to ecartis@xxxxxxxxxxxx Please read the FAQ at http://kernelnewbies.org/FAQ