ftrace.h 734 B

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  1. #ifndef _ASM_IA64_FTRACE_H
  2. #define _ASM_IA64_FTRACE_H
  3. #ifdef CONFIG_FUNCTION_TRACER
  4. #define MCOUNT_INSN_SIZE 32 /* sizeof mcount call */
  5. #ifndef __ASSEMBLY__
  6. extern void _mcount(unsigned long pfs, unsigned long r1, unsigned long b0, unsigned long r0);
  7. #define mcount _mcount
  8. #include <asm/kprobes.h>
  9. /* In IA64, MCOUNT_ADDR is set in link time, so it's not a constant at compile time */
  10. #define MCOUNT_ADDR (((struct fnptr *)mcount)->ip)
  11. #define FTRACE_ADDR (((struct fnptr *)ftrace_caller)->ip)
  12. static inline unsigned long ftrace_call_adjust(unsigned long addr)
  13. {
  14. /* second bundle, insn 2 */
  15. return addr - 0x12;
  16. }
  17. struct dyn_arch_ftrace {
  18. };
  19. #endif
  20. #endif /* CONFIG_FUNCTION_TRACER */
  21. #endif /* _ASM_IA64_FTRACE_H */