init_task.c 1.1 KB

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  1. /*
  2. * Copyright (C) 2000 - 2007 Jeff Dike (jdike@{addtoit,intel.linux}.com)
  3. * Licensed under the GPL
  4. */
  5. #include "linux/sched.h"
  6. #include "linux/init_task.h"
  7. #include "linux/fs.h"
  8. #include "linux/module.h"
  9. #include "linux/mqueue.h"
  10. #include "asm/uaccess.h"
  11. static struct fs_struct init_fs = INIT_FS;
  12. struct mm_struct init_mm = INIT_MM(init_mm);
  13. static struct signal_struct init_signals = INIT_SIGNALS(init_signals);
  14. static struct sighand_struct init_sighand = INIT_SIGHAND(init_sighand);
  15. EXPORT_SYMBOL(init_mm);
  16. /*
  17. * Initial task structure.
  18. *
  19. * All other task structs will be allocated on slabs in fork.c
  20. */
  21. struct task_struct init_task = INIT_TASK(init_task);
  22. EXPORT_SYMBOL(init_task);
  23. /*
  24. * Initial thread structure.
  25. *
  26. * We need to make sure that this is aligned due to the
  27. * way process stacks are handled. This is done by having a special
  28. * "init_task" linker map entry..
  29. */
  30. union thread_union init_thread_union
  31. __attribute__((__section__(".data.init_task"))) =
  32. { INIT_THREAD_INFO(init_task) };
  33. union thread_union cpu0_irqstack
  34. __attribute__((__section__(".data.init_irqstack"))) =
  35. { INIT_THREAD_INFO(init_task) };