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 CALL_ADDR               ((long)(ftrace_call))
  15 #define STUB_ADDR               ((long)(ftrace_stub))
  16 #define GRAPH_ADDR              ((long)(ftrace_graph_call))
  17 #define CALLER_ADDR             ((long)(ftrace_caller))
  18
  19 #define MCOUNT_INSN_OFFSET      ((STUB_ADDR - CALL_ADDR) - 4)
  20 #define GRAPH_INSN_OFFSET       ((CALLER_ADDR - GRAPH_ADDR) - 4)
  21
  22 struct dyn_arch_ftrace {
  23         /* No extra data needed on sh */
  24 };
  25
  26 #endif /* CONFIG_DYNAMIC_FTRACE */
  27
  28 static inline unsigned long ftrace_call_adjust(unsigned long addr)
  29 {
  30         /* 'addr' is the memory table address. */
  31         return addr;
  32 }
  33
  34 #endif /* __ASSEMBLY__ */
  35 #endif /* CONFIG_FUNCTION_TRACER */
  36
  37 #endif /* __ASM_SH_FTRACE_H */