Hi, I read that, in recent kernels since 2.1 there is no differentiation between fast and slow handlers, both are treated alike. How do Interrupts handlers in recent kernels behave like ? like fast(interrupts disabled) or like slow handlers(interrupts enabled) of earlier kernels?. Please clarify. Thanks in advance, Nirranjan.K -- Kernelnewbies: Help each other learn about the Linux kernel. Archive: http://mail.nl.linux.org/kernelnewbies/ FAQ: http://kernelnewbies.org/faq/