linux/arch/s390/include/asm/ftrace.h
Martin Schwidefsky 4cc9bed034 [S390] cleanup ftrace backend functions
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
2011-01-05 12:47:31 +01:00

27 lines
477 B
C

#ifndef _ASM_S390_FTRACE_H
#define _ASM_S390_FTRACE_H
#ifndef __ASSEMBLY__
extern void _mcount(void);
struct dyn_arch_ftrace { };
#define MCOUNT_ADDR ((long)_mcount)
#ifdef CONFIG_64BIT
#define MCOUNT_INSN_SIZE 12
#define MCOUNT_OFFSET 8
#else
#define MCOUNT_INSN_SIZE 20
#define MCOUNT_OFFSET 4
#endif
static inline unsigned long ftrace_call_adjust(unsigned long addr)
{
return addr - MCOUNT_OFFSET;
}
#endif /* __ASSEMBLY__ */
#endif /* _ASM_S390_FTRACE_H */