On Thu, 16 Sep 2021 09:05:03 +0900 Masami Hiramatsu <mhiramat@xxxxxxxxxx> wrote: > Ah, it is my policy that the error or information message is shown > by caller (since caller can also ignore that, e.g. passing the > testing data), not from the library code. > I learned that from perf-probe and ftrace, sometimes the library > code reused in unexpected way. So I decided to decouple the > generating error message and showing it. OK, then we can just pass the number of nodes allocated via a pointer to an integer. Thanks! -- Steve