On Mon, Oct 15, 2001 at 04:19:10PM -0400, Hong Hsu wrote: > Follow Erik's Linux Kernel Procfs Guide, the compilation was fine, > #insmod proc-example.o gives me error of unresolved symbol > create_proc_read_entry. > > What I am missing here? This is becoming a FAQ. You forgot to compile with -O2. *Always* compile kernel sources with -O2 or your module *will* fail. Erik -- J.A.K. (Erik) Mouw, Information and Communication Theory Group, Department of Electrical Engineering, Faculty of Information Technology and Systems, Delft University of Technology, PO BOX 5031, 2600 GA Delft, The Netherlands Phone: +31-15-2783635 Fax: +31-15-2781843 Email: J.A.K.Mouw@its.tudelft.nl WWW: http://www-ict.its.tudelft.nl/~erik/ - 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/