the mycache function is defined in my kernel module. How should it be defined to get the kernel to recognise the call, and implement it IF the module is loaded? Jrgns -- ><> 083 511 7932 dutoitjj@yahoo.co.uk "For those who belive, no evidence is necessary. For those who don't believe, no evidence would suffice." -- Kernelnewbies: Help each other learn about the Linux kernel. Archive: http://mail.nl.linux.org/kernelnewbies/ FAQ: http://kernelnewbies.org/faq/