4b30f9652e
Signed-off-by: Richard Kuo <rkuo@codeaurora.org> Acked-by: Arnd Bergmann <arnd@arndb.de> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
55 lines
1.7 KiB
C
55 lines
1.7 KiB
C
/*
|
|
* Init task definition
|
|
*
|
|
* Copyright (c) 2010-2011, Code Aurora Forum. All rights reserved.
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License version 2 and
|
|
* only version 2 as published by the Free Software Foundation.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; if not, write to the Free Software
|
|
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
|
|
* 02110-1301, USA.
|
|
*/
|
|
|
|
#include <linux/mm.h>
|
|
#include <linux/module.h>
|
|
#include <linux/sched.h>
|
|
#include <linux/init_task.h>
|
|
#include <linux/fs.h>
|
|
#include <linux/mqueue.h>
|
|
#include <asm/thread_info.h>
|
|
#include <asm/uaccess.h>
|
|
#include <asm/pgtable.h>
|
|
|
|
static struct signal_struct init_signals = INIT_SIGNALS(init_signals);
|
|
static struct sighand_struct init_sighand = INIT_SIGHAND(init_sighand);
|
|
|
|
/*
|
|
* Initial thread structure.
|
|
*
|
|
* We need to make sure that this is 8192-byte aligned due to the
|
|
* way process stacks are handled. This is done by making sure
|
|
* the linker maps this in the .text segment right after head.S,
|
|
* and making head.S ensure the proper alignment.
|
|
*/
|
|
union thread_union init_thread_union
|
|
__attribute__((__section__(".data.init_task"),
|
|
__aligned__(THREAD_SIZE))) = {
|
|
INIT_THREAD_INFO(init_task)
|
|
};
|
|
|
|
/*
|
|
* Initial task structure.
|
|
*
|
|
* All other task structs will be allocated on slabs in fork.c
|
|
*/
|
|
struct task_struct init_task = INIT_TASK(init_task);
|
|
EXPORT_SYMBOL(init_task);
|