#include <linux/init.h> #include <linux/init_task.h> #include <linux/mqueue.h> #include <linux/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. * * The things we do for performance.. */ union thread_union init_thread_union __init_task_data = { 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);
#include <linux/mm.h> #include <linux/module.h> #include <linux/sched.h> #include <linux/init_task.h> #include <asm/pgtable.h> #include <asm/uaccess.h> static struct fs_struct init_fs = INIT_FS; static struct files_struct init_files = INIT_FILES; 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); struct task_struct init_task = INIT_TASK(init_task); EXPORT_SYMBOL(init_mm); EXPORT_SYMBOL(init_task); /* .text section in head.S is aligned at 8k boundary and this gets linked * right after that so that the init_thread_union is aligned properly as well. * If this is not aligned on a 8k boundry, then you should change code * in etrap.S which assumes it. */ __asm__(".section \".text\",#alloc\n"); union thread_union init_thread_union = { INIT_THREAD_INFO(init_task) };