1/*
2 * This is where we statically allocate and initialize the initial
3 * task.
4 *
5 * Copyright (C) 1999, 2002-2003 Hewlett-Packard Co
6 *	David Mosberger-Tang <davidm@hpl.hp.com>
7 */
8
9#include <linux/init.h>
10#include <linux/mm.h>
11#include <linux/module.h>
12#include <linux/sched.h>
13#include <linux/init_task.h>
14#include <linux/mqueue.h>
15
16#include <asm/uaccess.h>
17#include <asm/pgtable.h>
18
19static struct fs_struct init_fs = INIT_FS;
20static struct files_struct init_files = INIT_FILES;
21static struct signal_struct init_signals = INIT_SIGNALS(init_signals);
22static struct sighand_struct init_sighand = INIT_SIGHAND(init_sighand);
23struct mm_struct init_mm = INIT_MM(init_mm);
24
25EXPORT_SYMBOL(init_mm);
26
27/*
28 * Initial task structure.
29 *
30 * We need to make sure that this is properly aligned due to the way process stacks are
31 * handled. This is done by having a special ".data.init_task" section...
32 */
33#define init_thread_info	init_task_mem.s.thread_info
34
35union {
36	struct {
37		struct task_struct task;
38		struct thread_info thread_info;
39	} s;
40	unsigned long stack[KERNEL_STACK_SIZE/sizeof (unsigned long)];
41} init_task_mem asm ("init_task") __attribute__((section(".data.init_task"))) = {{
42	.task =		INIT_TASK(init_task_mem.s.task),
43	.thread_info =	INIT_THREAD_INFO(init_task_mem.s.task)
44}};
45
46EXPORT_SYMBOL(init_task);
47