/* * 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);