diff options
Diffstat (limited to 'arch/xtensa/include/asm/ftrace.h')
| -rw-r--r-- | arch/xtensa/include/asm/ftrace.h | 27 |
1 files changed, 17 insertions, 10 deletions
diff --git a/arch/xtensa/include/asm/ftrace.h b/arch/xtensa/include/asm/ftrace.h index 36dc7a68439..6c6d9a9f185 100644 --- a/arch/xtensa/include/asm/ftrace.h +++ b/arch/xtensa/include/asm/ftrace.h @@ -12,22 +12,29 @@ #include <asm/processor.h> -#define HAVE_ARCH_CALLER_ADDR -#define CALLER_ADDR0 ({ unsigned long a0, a1; \ +#ifndef __ASSEMBLY__ +#define ftrace_return_address0 ({ unsigned long a0, a1; \ __asm__ __volatile__ ( \ "mov %0, a0\n" \ "mov %1, a1\n" \ - : "=r"(a0), "=r"(a1) : : ); \ + : "=r"(a0), "=r"(a1)); \ MAKE_PC_FROM_RA(a0, a1); }) + #ifdef CONFIG_FRAME_POINTER extern unsigned long return_address(unsigned level); -#define CALLER_ADDR1 return_address(1) -#define CALLER_ADDR2 return_address(2) -#define CALLER_ADDR3 return_address(3) -#else -#define CALLER_ADDR1 (0) -#define CALLER_ADDR2 (0) -#define CALLER_ADDR3 (0) +#define ftrace_return_address(n) return_address(n) #endif +#endif /* __ASSEMBLY__ */ + +#ifdef CONFIG_FUNCTION_TRACER + +#define MCOUNT_ADDR ((unsigned long)(_mcount)) +#define MCOUNT_INSN_SIZE 3 + +#ifndef __ASSEMBLY__ +extern void _mcount(void); +#define mcount _mcount +#endif /* __ASSEMBLY__ */ +#endif /* CONFIG_FUNCTION_TRACER */ #endif /* _XTENSA_FTRACE_H */ |