On Mon, 3 Jun 2024 11:46:36 +0900 Masami Hiramatsu (Google) <mhiramat@xxxxxxxxxx> wrote: > > > if (ftrace_hash_empty(new_hash)) { > > > free_ftrace_hash(new_hash); > > > new_hash = EMPTY_HASH; > > > break; > > > } > > And we still need this (I think this should be done in intersect_hash(), we just > need to count the number of entries.) Actually, ftrace_hash_empty() may be what I use instead of checking against EMPTY_HASH. I forgot about that function when writing the code. -- Steve