arch/sh/include/asm/ftrace.h

   1 #ifndef __ASM_SH_FTRACE_H
   2 #define __ASM_SH_FTRACE_H
   3
   4 #ifdef CONFIG_FUNCTION_TRACER
   5
   6 #define MCOUNT_INSN_SIZE        4 /* sizeof mcount call */
   7
   8 #ifndef __ASSEMBLY__
   9 extern void mcount(void);
  10
  11 #define MCOUNT_ADDR             ((long)(mcount))
  12
  13 #ifdef CONFIG_DYNAMIC_FTRACE
  14 #define CALLER_ADDR             ((long)(ftrace_caller))
  15 #define STUB_ADDR               ((long)(ftrace_stub))
  16
  17 #define MCOUNT_INSN_OFFSET      ((STUB_ADDR - CALLER_ADDR) >> 1)
  18
  19 struct dyn_arch_ftrace {
  20         /* No extra data needed on sh */
  21 };
  22
  23 #endif /* CONFIG_DYNAMIC_FTRACE */
  24
  25 static inline unsigned long ftrace_call_adjust(unsigned long addr)
  26 {
  27         /* 'addr' is the memory table address. */
  28         return addr;
  29 }
  30
  31 #endif /* __ASSEMBLY__ */
  32 #endif /* CONFIG_FUNCTION_TRACER */
  33
  34 #endif /* __ASM_SH_FTRACE_H */