blob: ddc9698b66edc71d5da6508c8c40bb523df84760 [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
Linus Torvalds1da177e2005-04-16 15:20:36 -070013static struct signal_struct init_signals = INIT_SIGNALS(init_signals);
14static struct sighand_struct init_sighand = INIT_SIGHAND(init_sighand);
Linus Torvalds1da177e2005-04-16 15:20:36 -070015/*
16 * Initial task structure.
17 *
18 * All other task structs will be allocated on slabs in fork.c
19 */
20
21struct task_struct init_task = INIT_TASK(init_task);
22
23EXPORT_SYMBOL(init_task);
24
25/*
26 * Initial thread structure.
27 *
Jeff Dikec14b8492007-05-10 22:22:34 -070028 * We need to make sure that this is aligned due to the
Linus Torvalds1da177e2005-04-16 15:20:36 -070029 * way process stacks are handled. This is done by having a special
30 * "init_task" linker map entry..
31 */
32
Joe Perchesd200c922009-09-20 18:14:13 -040033union thread_union init_thread_union __init_task_data =
34 { INIT_THREAD_INFO(init_task) };
Jeff Dikec14b8492007-05-10 22:22:34 -070035
36union thread_union cpu0_irqstack
Denys Vlasenko9d1578a2010-02-20 01:03:41 +010037 __attribute__((__section__(".data..init_irqstack"))) =
Jeff Dikec14b8492007-05-10 22:22:34 -070038 { INIT_THREAD_INFO(init_task) };