Hello, On Internet i found one document that states following statement "Linux chooses to use linear buffers and save space in advance because linear buffers make many other things much faster." I want to know what is linear buffers? are they different than what we declare in normal C programming syntax unsigned char *str. regards, linux_lover. __________________________________ Do you Yahoo!? Yahoo! Mail - Easier than ever with enhanced search. Learn more. http://info.mail.yahoo.com/mail_250 -- Kernelnewbies: Help each other learn about the Linux kernel. Archive: http://mail.nl.linux.org/kernelnewbies/ FAQ: http://kernelnewbies.org/faq/