42 lines
		
	
	
	
		
			1.1 KiB
			
		
	
	
	
		
			C
		
	
	
	
	
	
		
		
			
		
	
	
			42 lines
		
	
	
	
		
			1.1 KiB
			
		
	
	
	
		
			C
		
	
	
	
	
	
|   | #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 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 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. | ||
|  |  * | ||
|  |  * The things we do for performance.. | ||
|  |  */ | ||
|  | 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); |