> I've always used the -O2 flag when compiling modules, but with everyone > asking about it lately it occurred to me that I don't know *why* I have to > do it. as far as i know it is an optimization flag. the number ranges from 1 to 6 others please throw more light on this regards, mohan. - 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/