> Yes -- system calls can be implemented
> as modules.
> prog8.c is a module.
> prog9.c is a user-space program.
>
> In <asm/unistd.h> -- add
> #define __NR_my_func 250
thanks but my question was rather:
"in which case should we implement a new syscalls rather than a device
and a ioctl ?"
ie : what is better ? a new device and ioctl or new syscalls ?
and in which case, we should use one rather than the other ?
-- DINH Viêt Hoà, ingénieur associé, projet PARIS IRISA-INRIA, Campus de Beaulieu, 35042 Rennes cedex, France Tél: +33 (0) 2 99 84 75 98, Fax: +33 (0) 2 99 84 25 28 - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/