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 #include <linux/nsproxy.h>
  12
  13 #include <asm/uaccess.h>
  14 #include <asm/pgtable.h>
  15
  16 static struct fs_struct init_fs = INIT_FS;
  17 static struct files_struct init_files = INIT_FILES;
  18 static struct signal_struct init_signals = INIT_SIGNALS(init_signals);
  19 static struct sighand_struct init_sighand = INIT_SIGHAND(init_sighand);
  20 struct mm_struct init_mm = INIT_MM(init_mm);
  21 struct nsproxy init_nsproxy = INIT_NSPROXY(init_nsproxy);
  22
  23 EXPORT_SYMBOL(init_mm);
  24
  25 /*
  26  * Initial thread structure.
  27  *
  28  * We need to make sure that this is 8192-byte aligned due to the
  29  * way process stacks are handled. This is done by making sure
  30  * the linker maps this in the .text segment right after head.S,
  31  * and making head.S ensure the proper alignment.
  32  *
  33  * The things we do for performance..
  34  */
  35 union thread_union init_thread_union
  36         __attribute__((__section__(".init.task"))) =
  37                 { INIT_THREAD_INFO(init_task) };
  38
  39 /*
  40  * Initial task structure.
  41  *
  42  * All other task structs will be allocated on slabs in fork.c
  43  */
  44 struct task_struct init_task = INIT_TASK(init_task);
  45
  46 EXPORT_SYMBOL(init_task);