Hi, On 7/31/07, Jug Venkatesh <jv7q@xxxxxxxxxxxxxxx> wrote: > Hi, > > I am writing new system calls for a security project, and I was > wondering if there is any way to specify whether they will be accessible > from user space or kernel space. Basically, I am writing a monitor that > writes to a buffer, and I would like to be able to use this both in the > programs I write (running in user space) as well as in kernel space. I > have successfully used this syscall in kernel space, but whenever I try > to use it in a C program, I get a compile error that says "Undefined > reference ...". post your user space fragment of code that is calling syscall. Have you used correctly syscall function. Also which kernel version are you using on? Regards, Parag. -- To unsubscribe from this list: send an email with "unsubscribe kernelnewbies" to ecartis@xxxxxxxxxxxx Please read the FAQ at http://kernelnewbies.org/FAQ