arch/arm/kernel/init_task.c

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