setup

NAME

       setup  -  setup  devices and file systems, mount root file
       system

SYNOPSIS

       #include <unistd.h>

       _syscall0(int, setup);

       int setup(void);

DESCRIPTION

       setup is called once from  within  linux/init/main.c.   It
       calls  initialization  functions for devices and file sys-
       tems configured into the kernel and then mounts  the  root
       file system.

       No  user process may call setup.  Any user process, even a
       process with super-user permission, will receive EPERM.

CONFORMING TO

       This function is Linux specific.

RETURN VALUE

       setup always returns -1 for a user process.

ERRORS

       EPERM  Always, for a user process.