On Friday 05 October 2001 15:25, you wrote: > There is no such concept as loadable syscalls in Linux. > On some architectures you can overwrite sys_call_table entries, > but that's racy, unportable and will cause you problems in the future. my code is specific to intel platform I m using RedHat 7.1 Actually this is what i did: I found that there are only 221 system calls in intel architecture so i just inserted a new call at the 222 the position of the sys_call_table. and it works.that module is specific for RedHat 7.1 which uses the 2.4.2-2 kernel in an intel machine.So i think it wont be a problem. please clarify if my assumptions are wrong. thanks and 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/