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/* * arch/xtensa/include/asm/ftrace.h * * This file is subject to the terms and conditions of the GNU General Public * License. See the file "COPYING" in the main directory of this archive * for more details. * * Copyright (C) 2013 Tensilica Inc. */ #ifndef _XTENSA_FTRACE_H #define _XTENSA_FTRACE_H #include <asm/processor.h> #ifndef __ASSEMBLY__ extern unsigned long return_address(unsigned level); #define ftrace_return_address(n) return_address(n) #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 */