/* * This is where we statically allocate and initialize the initial * task. * * Copyright (C) 1999, 2002 Hewlett-Packard Co * David Mosberger-Tang <davidm@hpl.hp.com> */ #include <linux/init.h> #include <linux/mm.h> #include <linux/sched.h> #include <linux/init_task.h> #include <asm/uaccess.h> #include <asm/pgtable.h> static struct fs_struct init_fs = INIT_FS; static struct files_struct init_files = INIT_FILES; static struct signal_struct init_signals = INIT_SIGNALS; struct mm_struct init_mm = INIT_MM(init_mm); /* * Initial task structure. * * We need to make sure that this is properly aligned due to the way process stacks are * handled. This is done by having a special ".data.init_task" section... */ #define init_thread_info init_thread_union.s.thread_info union init_thread { struct { struct task_struct task; struct thread_info thread_info; } s; unsigned long stack[KERNEL_STACK_SIZE/sizeof (unsigned long)]; } init_thread_union __attribute__((section(".data.init_task"))) = {{ .task = INIT_TASK(init_thread_union.s.task), .thread_info = INIT_THREAD_INFO(init_thread_union.s.thread_info) }}; asm (".global init_task; init_task = init_thread_union");