blob: 910eda8fca188526cf564ec0e35c137079e4c339 [file] [log] [blame]
Jeff Dikec14b8492007-05-10 22:22:34 -07001/*
2 * Copyright (C) 2000 - 2007 Jeff Dike (jdike@{addtoit,intel.linux}.com)
Linus Torvalds1da177e2005-04-16 15:20:36 -07003 * Licensed under the GPL
4 */
5
Linus Torvalds1da177e2005-04-16 15:20:36 -07006#include "linux/sched.h"
7#include "linux/init_task.h"
Jeff Dike4c9e1382007-10-16 01:26:54 -07008#include "linux/fs.h"
9#include "linux/module.h"
Linus Torvalds1da177e2005-04-16 15:20:36 -070010#include "linux/mqueue.h"
11#include "asm/uaccess.h"
Linus Torvalds1da177e2005-04-16 15:20:36 -070012
13static struct fs_struct init_fs = INIT_FS;
14struct mm_struct init_mm = INIT_MM(init_mm);
Linus Torvalds1da177e2005-04-16 15:20:36 -070015static struct signal_struct init_signals = INIT_SIGNALS(init_signals);
16static struct sighand_struct init_sighand = INIT_SIGHAND(init_sighand);
17EXPORT_SYMBOL(init_mm);
18
19/*
20 * Initial task structure.
21 *
22 * All other task structs will be allocated on slabs in fork.c
23 */
24
25struct task_struct init_task = INIT_TASK(init_task);
26
27EXPORT_SYMBOL(init_task);
28
29/*
30 * Initial thread structure.
31 *
Jeff Dikec14b8492007-05-10 22:22:34 -070032 * We need to make sure that this is aligned due to the
Linus Torvalds1da177e2005-04-16 15:20:36 -070033 * way process stacks are handled. This is done by having a special
34 * "init_task" linker map entry..
35 */
36
Jeff Dikec14b8492007-05-10 22:22:34 -070037union thread_union init_thread_union
38 __attribute__((__section__(".data.init_task"))) =
39 { INIT_THREAD_INFO(init_task) };
40
41union thread_union cpu0_irqstack
42 __attribute__((__section__(".data.init_irqstack"))) =
43 { INIT_THREAD_INFO(init_task) };