Kedar Sovani wrote: > > http://www.xml.com/ldd/chapter/book/ch13.html I have read it and i know more about linux memory. Unfortunatly, "mmap" is design to do mapping inside process memory and not inside kernel memory. I am afraid i should have to work with low level page and direct io. j. -- Jérôme de Vivie -- Kernelnewbies: Help each other learn about the Linux kernel. Archive: http://mail.nl.linux.org/kernelnewbies/ FAQ: http://kernelnewbies.org/faq/