[mirror_ubuntu-artful-kernel.git] / arch / s390 / include / asm / ftrace.h

#ifndef _ASM_S390_FTRACE_H
#define _ASM_S390_FTRACE_H

#ifndef __ASSEMBLY__

extern void _mcount(void);
extern unsigned long ftrace_dyn_func;

struct dyn_arch_ftrace { };

#define MCOUNT_ADDR ((long)_mcount)

#ifdef CONFIG_64BIT
#define MCOUNT_INSN_SIZE 24
#define MCOUNT_OFFSET	 14
#else
#define MCOUNT_INSN_SIZE 30
#define MCOUNT_OFFSET	  8
#endif

static inline unsigned long ftrace_call_adjust(unsigned long addr)
{
	return addr - MCOUNT_OFFSET;
}

#endif /* __ASSEMBLY__ */
#endif /* _ASM_S390_FTRACE_H */
Commit	Line	Data
5d360a75 HC	1	#ifndef _ASM_S390_FTRACE_H
	2	#define _ASM_S390_FTRACE_H
	3
	4	#ifndef __ASSEMBLY__
dfd9f7ab	5
5d360a75	6	extern void _mcount(void);
dfd9f7ab HC	7	extern unsigned long ftrace_dyn_func;
	8
	9	struct dyn_arch_ftrace { };
	10
	11	#define MCOUNT_ADDR ((long)_mcount)
	12
	13	#ifdef CONFIG_64BIT
	14	#define MCOUNT_INSN_SIZE 24
	15	#define MCOUNT_OFFSET 14
	16	#else
	17	#define MCOUNT_INSN_SIZE 30
	18	#define MCOUNT_OFFSET 8
5d360a75 HC	19	#endif
5d360a75 HC	20
dfd9f7ab HC	21	static inline unsigned long ftrace_call_adjust(unsigned long addr)
	22	{
	23	return addr - MCOUNT_OFFSET;
	24	}
	25
	26	#endif /* __ASSEMBLY__ */
5d360a75	27	#endif /* _ASM_S390_FTRACE_H */