Hi Joseph, I had not seen this file before. What I told was from the regular device driver's perspective. I could not get what was being done in the file linux/drivers/block/ll_rw_blk.c Is this some sort of a main control wrapper over the basic primitive provided by the kernel to which device specific routines can be added so as to get a custom driver ? On Tue, 8 Jan 2002 mjoseph@hss.hns.com wrote: > > To be specific my question is how is " Then any subsequent requests are > routed to your routines directly using the > requests" > -- Kernelnewbies: Help each other learn about the Linux kernel. Archive: http://mail.nl.linux.org/kernelnewbies/ IRC Channel: irc.openprojects.net / #kernelnewbies Web Page: http://www.kernelnewbies.org/