arch/cris/include/asm/stacktrace.h - linux - Git at Google

 #ifndef __CRIS_STACKTRACE_H
 #define __CRIS_STACKTRACE_H

 void walk_stackframe(unsigned long sp,
 		     int (*fn)(unsigned long addr, void *data),
 		     void *data);

 #endif
	#ifndef __CRIS_STACKTRACE_H
	#define __CRIS_STACKTRACE_H

	void walk_stackframe(unsigned long sp,
	int (fn)(unsigned long addr, void data),
	void *data);

	#endif