extern void _mcount(unsigned long pfs, unsigned long r1, unsigned long b0, unsigned long r0);
#define mcount _mcount
-#include <asm/kprobes.h>
/* In IA64, MCOUNT_ADDR is set in link time, so it's not a constant at compile time */
#define MCOUNT_ADDR (((struct fnptr *)mcount)->ip)
#define FTRACE_ADDR (((struct fnptr *)ftrace_caller)->ip)