Hi, Another way of making kernel data available to the user mode programs is to use the /proc file system. It is relatively easy to create a read only /proc entry to read the value of the global variable you are interested in. *********************************************************************** Power is not revealed by striking hard or often,but by striking true. -Honore de Balzac *********************************************************************** Dharshan Rangegowda Graduate Assistant Dept. of Computer Science Texas A&M University dharshar@cs.tamu.edu -- Kernelnewbies: Help each other learn about the Linux kernel. Archive: http://mail.nl.linux.org/kernelnewbies/ FAQ: http://kernelnewbies.org/faq/