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drivers
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oprofile
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oprof.h

oprof.h 1.2 KB
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  1. /**
    2. 

  2.  * @file oprof.h
    3. 

  3.  *
    4. 

  4.  * @remark Copyright 2002 OProfile authors
    5. 

  5.  * @remark Read the file COPYING
    6. 

  6.  *
    7. 

  7.  * @author John Levon <levon@movementarian.org>
    8. 

  8.  */
    9. 

  9. 

  10. #ifndef OPROF_H
    11. 

  11. #define OPROF_H
    12. 

  12. 

  13. int oprofile_setup(void);
    14. 

  14. void oprofile_shutdown(void);
    15. 

  15. 

  16. int oprofilefs_register(void);
    17. 

  17. void oprofilefs_unregister(void);
    18. 

  18. 

  19. int oprofile_start(void);
    20. 

  20. void oprofile_stop(void);
    21. 

  21. 

  22. struct oprofile_operations;
    23. 

  23. 

  24. extern unsigned long oprofile_buffer_size;
    25. 

  25. extern unsigned long oprofile_cpu_buffer_size;
    26. 

  26. extern unsigned long oprofile_buffer_watershed;
    27. 

  27. extern unsigned long oprofile_time_slice;
    28. 

  28. 

  29. extern struct oprofile_operations oprofile_ops;
    30. 

  30. extern unsigned long oprofile_started;
    31. 

  31. extern unsigned long oprofile_backtrace_depth;
    32. 

  32. 

  33. struct super_block;
    34. 

  34. struct dentry;
    35. 

  35. 

  36. void oprofile_create_files(struct super_block *sb, struct dentry *root);
    37. 

  37. int oprofile_timer_init(struct oprofile_operations *ops);
    38. 

  38. #ifdef CONFIG_OPROFILE_NMI_TIMER
    39. 

  39. int op_nmi_timer_init(struct oprofile_operations *ops);
    40. 

  40. #else
    41. 

  41. static inline int op_nmi_timer_init(struct oprofile_operations *ops)
    42. 

  42. {
    43. 

  43. 	return -ENODEV;
    44. 

  44. }
    45. 

  45. #endif
    46. 

  46. 

  47. 

  48. int oprofile_set_ulong(unsigned long *addr, unsigned long val);
    49. 

  49. int oprofile_set_timeout(unsigned long time);
    50. 

  50. 

  51. #endif /* OPROF_H */
    52. 

  52.