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unwinder.h

unwinder.h 856 B
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  1. /* SPDX-License-Identifier: GPL-2.0 */
    2. 

  2. #ifndef _LINUX_UNWINDER_H
    3. 

  3. #define _LINUX_UNWINDER_H
    4. 

  4. 

  5. #include <asm/stacktrace.h>
    6. 

  6. 

  7. struct unwinder {
    8. 

  8. 	const char *name;
    9. 

  9. 	struct list_head list;
    10. 

  10. 	int rating;
    11. 

  11. 	void (*dump)(struct task_struct *, struct pt_regs *,
    12. 

  12. 		     unsigned long *, const struct stacktrace_ops *, void *);
    13. 

  13. };
    14. 

  14. 

  15. extern int unwinder_init(void);
    16. 

  16. extern int unwinder_register(struct unwinder *);
    17. 

  17. 

  18. extern void unwind_stack(struct task_struct *, struct pt_regs *,
    19. 

  19. 			 unsigned long *, const struct stacktrace_ops *,
    20. 

  20. 			 void *);
    21. 

  21. 

  22. extern void stack_reader_dump(struct task_struct *, struct pt_regs *,
    23. 

  23. 			      unsigned long *, const struct stacktrace_ops *,
    24. 

  24. 			      void *);
    25. 

  25. 

  26. /*
    27. 

  27.  * Used by fault handling code to signal to the unwinder code that it
    28. 

  28.  * should switch to a different unwinder.
    29. 

  29.  */
    30. 

  30. extern int unwinder_faulted;
    31. 

  31. 

  32. #endif /* _LINUX_UNWINDER_H */
    33. 

  33.