at kernelnewbies.org/documents/kdoc, kernel-api/linuxkernelapi.html has no date of publication or author info, its hard to know wether its old it does use these Inter Module support <http://kernelnewbies.org/documents/kdoc/kernel-api/x7404.html> inter_module_register <http://kernelnewbies.org/documents/kdoc/kernel-api/r7406.html> — register a new set of inter module data. inter_module_unregister <http://kernelnewbies.org/documents/kdoc/kernel-api/r7445.html> — unregister a set of inter module data. inter_module_get <http://kernelnewbies.org/documents/kdoc/kernel-api/r7470.html> — return arbitrary userdata from another module. inter_module_get_request <http://kernelnewbies.org/documents/kdoc/kernel-api/r7495.html> — im get with automatic request_module. inter_module_put <http://kernelnewbies.org/documents/kdoc/kernel-api/r7527.html> — release use of data from another module. which I dimly recall being deprecated, can someone corroborate ? -- Kernelnewbies: Help each other learn about the Linux kernel. Archive: http://mail.nl.linux.org/kernelnewbies/ FAQ: http://kernelnewbies.org/faq/