ftrace_location_range
faddr = ftrace_location_range((unsigned long)addr,
unsigned long ftrace_location_range(unsigned long start, unsigned long end);
loc = ftrace_location_range(ip, ip);
loc = ftrace_location_range(ip, ip + size - 1);
ret = ftrace_location_range((unsigned long)start,
return !ftrace_location_range(addr, addr + size - 1);
return ftrace_location_range(addr, addr + size - 1);