I have gone through ksyms.c but the kernel doesnot exposes the functions of runqueue. My purpose is to get the hold of the runqueue and waitqueue so that I can see a complete flow that how the processes flip flop between the sleep/awake state. Regards Dinesh ________________________________________________________________________ Yahoo! India Matrimony: Find your life partner online Go to: http://yahoo.shaadi.com/india-matrimony -- Kernelnewbies: Help each other learn about the Linux kernel. Archive: http://mail.nl.linux.org/kernelnewbies/ FAQ: http://kernelnewbies.org/faq/