On Sat, May 15, 2010 at 07:56:32PM +0900, KIYOHARA Takashi wrote: > Can you try this patch? > It use static data buffer and mutex globally. Works fine for me, thanks! > Can you solve it smarter? ;-) Your solution is fine (I would have made newrom_mtx_initialized a "bool", but that's a minor personal style nit). Martin