| /* |
| * This is where we statically allocate and initialize the initial |
| * task. |
| * |
| * Copyright (C) 1999, 2002-2003 Hewlett-Packard Co |
| * David Mosberger-Tang <davidm@hpl.hp.com> |
| */ |
| |
| #include <linux/init.h> |
| #include <linux/mm.h> |
| #include <linux/fs.h> |
| #include <linux/module.h> |
| #include <linux/sched.h> |
| #include <linux/init_task.h> |
| #include <linux/mqueue.h> |
| |
| #include <asm/uaccess.h> |
| #include <asm/pgtable.h> |
| |
| static struct fs_struct init_fs = INIT_FS; |
| static struct signal_struct init_signals = INIT_SIGNALS(init_signals); |
| static struct sighand_struct init_sighand = INIT_SIGHAND(init_sighand); |
| struct mm_struct init_mm = INIT_MM(init_mm); |
| |
| EXPORT_SYMBOL(init_mm); |
| |
| /* |
| * Initial task structure. |
| * |
| * We need to make sure that this is properly aligned due to the way process stacks are |
| * handled. This is done by having a special ".data.init_task" section... |
| */ |
| #define init_thread_info init_task_mem.s.thread_info |
| |
| union { |
| struct { |
| struct task_struct task; |
| struct thread_info thread_info; |
| } s; |
| unsigned long stack[KERNEL_STACK_SIZE/sizeof (unsigned long)]; |
| } init_task_mem asm ("init_task") __attribute__((section(".data.init_task"))) = {{ |
| .task = INIT_TASK(init_task_mem.s.task), |
| .thread_info = INIT_THREAD_INFO(init_task_mem.s.task) |
| }}; |
| |
| EXPORT_SYMBOL(init_task); |