SIZEOF_TRACE_ENTRY
esize = SIZEOF_TRACE_ENTRY(is_ret_probe(tu));
size = SIZEOF_TRACE_ENTRY(true);
size = SIZEOF_TRACE_ENTRY(false);
esize = SIZEOF_TRACE_ENTRY(is_ret_probe(tu));
((void*)(entry) + SIZEOF_TRACE_ENTRY(is_return))
esize = SIZEOF_TRACE_ENTRY(is_ret_probe(tu));