arch/parisc/include/asm/ftrace.h

   1 #ifndef _ASM_PARISC_FTRACE_H
   2 #define _ASM_PARISC_FTRACE_H
   3
   4 #ifndef __ASSEMBLY__
   5 extern void mcount(void);
   6
   7 /*
   8  * Stack of return addresses for functions of a thread.
   9  * Used in struct thread_info
  10  */
  11 struct ftrace_ret_stack {
  12         unsigned long ret;
  13         unsigned long func;
  14         unsigned long long calltime;
  15 };
  16
  17 /*
  18  * Primary handler of a function return.
  19  * It relays on ftrace_return_to_handler.
  20  * Defined in entry.S
  21  */
  22 extern void return_to_handler(void);
  23
  24
  25 extern unsigned long return_address(unsigned int);
  26
  27 #define ftrace_return_address(n) return_address(n)
  28
  29 #endif /* __ASSEMBLY__ */
  30
  31 #endif /* _ASM_PARISC_FTRACE_H */