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linux-next/arch/sh/include/asm/ftrace.h
Matt Fleming fad57feba7 sh: dynamic ftrace support.
First cut at dynamic ftrace support.

Signed-off-by: Matt Fleming <mjf@gentoo.org>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
2008-12-22 18:42:52 +09:00

30 lines
612 B
C

#ifndef __ASM_SH_FTRACE_H
#define __ASM_SH_FTRACE_H
#ifdef CONFIG_FUNCTION_TRACER
#define MCOUNT_INSN_SIZE 4 /* sizeof mcount call */
#ifndef __ASSEMBLY__
extern void mcount(void);
#define MCOUNT_ADDR ((long)(mcount))
#ifdef CONFIG_DYNAMIC_FTRACE
#define CALLER_ADDR ((long)(ftrace_caller))
#define STUB_ADDR ((long)(ftrace_stub))
#define MCOUNT_INSN_OFFSET ((STUB_ADDR - CALLER_ADDR) >> 1)
#endif
static inline unsigned long ftrace_call_adjust(unsigned long addr)
{
/* 'addr' is the memory table address. */
return addr;
}
#endif
#endif /* CONFIG_FUNCTION_TRACER */
#endif /* __ASM_SH_FTRACE_H */