arch/mips/kernel/init_task.c

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