Hi, I have some problems, trying to send my personal ioctl to my kernel module. I cann't send it: ERROR :: Invalid argument But some registered ioctl's sends and reach module. What i must do to send ioctl wiht my own number? Thanks. Moskalev Dmitriy, ISP. - : send the line "unsubscribe linux-net" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html