fad57feba7
First cut at dynamic ftrace support. Signed-off-by: Matt Fleming <mjf@gentoo.org> Signed-off-by: Paul Mundt <lethal@linux-sh.org>
30 lines
612 B
C
30 lines
612 B
C
#ifndef __ASM_SH_FTRACE_H
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#define __ASM_SH_FTRACE_H
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#ifdef CONFIG_FUNCTION_TRACER
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#define MCOUNT_INSN_SIZE 4 /* sizeof mcount call */
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#ifndef __ASSEMBLY__
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extern void mcount(void);
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#define MCOUNT_ADDR ((long)(mcount))
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#ifdef CONFIG_DYNAMIC_FTRACE
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#define CALLER_ADDR ((long)(ftrace_caller))
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#define STUB_ADDR ((long)(ftrace_stub))
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#define MCOUNT_INSN_OFFSET ((STUB_ADDR - CALLER_ADDR) >> 1)
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#endif
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static inline unsigned long ftrace_call_adjust(unsigned long addr)
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{
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/* 'addr' is the memory table address. */
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return addr;
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}
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#endif
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#endif /* CONFIG_FUNCTION_TRACER */
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#endif /* __ASM_SH_FTRACE_H */
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