_kprobe_addr
return _kprobe_addr(p->addr, p->symbol_name, p->offset, &on_func_entry);
addr = _kprobe_addr(p->addr, p->symbol_name, p->offset, &on_func_entry);
kprobe_opcode_t *kp_addr = _kprobe_addr(addr, sym, offset, &on_func_entry);