kprobes.h 1.4 KB

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  1. /*
  2. * arch/arm/include/asm/kprobes.h
  3. *
  4. * Copyright (C) 2006, 2007 Motorola Inc.
  5. *
  6. * This program is free software; you can redistribute it and/or modify
  7. * it under the terms of the GNU General Public License version 2 as
  8. * published by the Free Software Foundation.
  9. *
  10. * This program is distributed in the hope that it will be useful,
  11. * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12. * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  13. * General Public License for more details.
  14. */
  15. #ifndef _ARM_KPROBES_H
  16. #define _ARM_KPROBES_H
  17. #include <linux/types.h>
  18. #include <linux/ptrace.h>
  19. #include <linux/notifier.h>
  20. #define __ARCH_WANT_KPROBES_INSN_SLOT
  21. #define MAX_INSN_SIZE 2
  22. #define MAX_STACK_SIZE 64 /* 32 would probably be OK */
  23. #define flush_insn_slot(p) do { } while (0)
  24. #define kretprobe_blacklist_size 0
  25. typedef u32 kprobe_opcode_t;
  26. struct kprobe;
  27. #include <asm/probes.h>
  28. #define arch_specific_insn arch_probes_insn
  29. struct prev_kprobe {
  30. struct kprobe *kp;
  31. unsigned int status;
  32. };
  33. /* per-cpu kprobe control block */
  34. struct kprobe_ctlblk {
  35. unsigned int kprobe_status;
  36. struct prev_kprobe prev_kprobe;
  37. struct pt_regs jprobe_saved_regs;
  38. char jprobes_stack[MAX_STACK_SIZE];
  39. };
  40. void arch_remove_kprobe(struct kprobe *);
  41. int kprobe_fault_handler(struct pt_regs *regs, unsigned int fsr);
  42. int kprobe_exceptions_notify(struct notifier_block *self,
  43. unsigned long val, void *data);
  44. #endif /* _ARM_KPROBES_H */