1 /* 2 * linux/arch/arm/kernel/init_task.c 3 */ 4 #include <linux/mm.h> 5 #include <linux/module.h> 6 #include <linux/fs.h> 7 #include <linux/sched.h> 8 #include <linux/init.h> 9 #include <linux/init_task.h> 10 #include <linux/mqueue.h> 11 #include <linux/uaccess.h> 12 13 #include <asm/pgtable.h> 14 15 static struct signal_struct init_signals = INIT_SIGNALS(init_signals); 16 static struct sighand_struct init_sighand = INIT_SIGHAND(init_sighand); 17 struct mm_struct init_mm = INIT_MM(init_mm); 18 19 EXPORT_SYMBOL(init_mm); 20 21 /* 22 * Initial thread structure. 23 * 24 * We need to make sure that this is 8192-byte aligned due to the 25 * way process stacks are handled. This is done by making sure 26 * the linker maps this in the .text segment right after head.S, 27 * and making head.S ensure the proper alignment. 28 * 29 * The things we do for performance.. 30 */ 31 union thread_union init_thread_union 32 __attribute__((__section__(".data.init_task"))) = 33 { INIT_THREAD_INFO(init_task) }; 34 35 /* 36 * Initial task structure. 37 * 38 * All other task structs will be allocated on slabs in fork.c 39 */ 40 struct task_struct init_task = INIT_TASK(init_task); 41 42 EXPORT_SYMBOL(init_task); 43