1 /* 2 * linux/arch/unicore32/kernel/init_task.c 3 * 4 * Code specific to PKUnity SoC and UniCore ISA 5 * 6 * Copyright (C) 2001-2010 GUAN Xue-tao 7 * 8 * This program is free software; you can redistribute it and/or modify 9 * it under the terms of the GNU General Public License version 2 as 10 * published by the Free Software Foundation. 11 */ 12 #include <linux/mm.h> 13 #include <linux/module.h> 14 #include <linux/fs.h> 15 #include <linux/sched.h> 16 #include <linux/init.h> 17 #include <linux/init_task.h> 18 #include <linux/mqueue.h> 19 #include <linux/uaccess.h> 20 21 #include <asm/pgtable.h> 22 23 static struct signal_struct init_signals = INIT_SIGNALS(init_signals); 24 static struct sighand_struct init_sighand = INIT_SIGHAND(init_sighand); 25 /* 26 * Initial thread structure. 27 * 28 * We need to make sure that this is 8192-byte aligned due to the 29 * way process stacks are handled. This is done by making sure 30 * the linker maps this in the .text segment right after head.S, 31 * and making head.S ensure the proper alignment. 32 * 33 * The things we do for performance.. 34 */ 35 union thread_union init_thread_union __init_task_data = { 36 INIT_THREAD_INFO(init_task) }; 37 38 /* 39 * Initial task structure. 40 * 41 * All other task structs will be allocated on slabs in fork.c 42 */ 43 struct task_struct init_task = INIT_TASK(init_task); 44 EXPORT_SYMBOL(init_task); 45