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 files_struct init_files = INIT_FILES;
  14 static struct signal_struct init_signals = INIT_SIGNALS(init_signals);
  15 static struct sighand_struct init_sighand = INIT_SIGHAND(init_sighand);
  16 struct mm_struct init_mm = INIT_MM(init_mm);
  17
  18 EXPORT_SYMBOL(init_mm);
  19
  20 /*
  21  * Initial thread structure.
  22  *
  23  * We need to make sure that this is 8192-byte aligned due to the
  24  * way process stacks are handled. This is done by making sure
  25  * the linker maps this in the .text segment right after head.S,
  26  * and making head.S ensure the proper alignment.
  27  *
  28  * The things we do for performance..
  29  */
  30 union thread_union init_thread_union
  31         __attribute__((__section__(".data.init_task"),
  32                        __aligned__(THREAD_SIZE))) =
  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);