On Mon, 2003-11-17 at 10:08, prasanna wakhare wrote: > basically i want to know which efforts i have to take > to make linux kernel preemptive > or its not possible > and also that if softirq's are same as > startegy of interrupt handling in real time systems Already done. The 2.6 kernel is preemptive. Not sure I follow your second question. Softirqs are not preemptive, but you can use work queues for your bottom halves, which are. Rob Love -- Kernelnewbies: Help each other learn about the Linux kernel. Archive: http://mail.nl.linux.org/kernelnewbies/ FAQ: http://kernelnewbies.org/faq/