LXR linux/arch/ia64/include/asm/ftrace.h

   1#ifndef _ASM_IA64_FTRACE_H
   2#define _ASM_IA64_FTRACE_H
   3
   4#ifdef CONFIG_FUNCTION_TRACER
   5#define MCOUNT_INSN_SIZE        32 /* sizeof mcount call */
   6
   7#ifndef __ASSEMBLY__
   8extern void _mcount(unsigned long pfs, unsigned long r1, unsigned long b0, unsigned long r0);
   9#define mcount _mcount
  10
  11/* In IA64, MCOUNT_ADDR is set in link time, so it's not a constant at compile time */
  12#define MCOUNT_ADDR (((struct fnptr *)mcount)->ip)
  13#define FTRACE_ADDR (((struct fnptr *)ftrace_caller)->ip)
  14
  15static inline unsigned long ftrace_call_adjust(unsigned long addr)
  16{
  17        /* second bundle, insn 2 */
  18        return addr - 0x12;
  19}
  20
  21struct dyn_arch_ftrace {
  22};
  23#endif
  24
  25#endif /* CONFIG_FUNCTION_TRACER */
  26
  27#endif /* _ASM_IA64_FTRACE_H */
  28